diff --git a/package.json b/package.json
index 9c2c645ea2..ac72744af4 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,8 @@
     "react-dom": "^0.14.2",
     "react-gemini-scrollbar": "^2.0.1",
     "sanitize-html": "^1.11.1",
-    "velocity-animate": "^1.2.3"
+    "velocity-animate": "^1.2.3",
+    "velocity-ui-pack": "^1.2.2"
   },
   "//deps": "The loader packages are here because webpack in a project that depends on us needs them in this package's node_modules folder",
   "//depsbuglink": "https://github.com/webpack/webpack/issues/1472",
diff --git a/src/PasswordReset.js b/src/PasswordReset.js
new file mode 100644
index 0000000000..1029b07b70
--- /dev/null
+++ b/src/PasswordReset.js
@@ -0,0 +1,104 @@
+/*
+Copyright 2015, 2016 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+var Matrix = require("matrix-js-sdk");
+
+/**
+ * Allows a user to reset their password on a homeserver.
+ *
+ * This involves getting an email token from the identity server to "prove" that
+ * the client owns the given email address, which is then passed to the password
+ * API on the homeserver in question with the new password.
+ */
+class PasswordReset {
+
+    /**
+     * Configure the endpoints for password resetting.
+     * @param {string} homeserverUrl The URL to the HS which has the account to reset.
+     * @param {string} identityUrl The URL to the IS which has linked the email -> mxid mapping.
+     */
+    constructor(homeserverUrl, identityUrl) {
+        this.client = Matrix.createClient({
+            baseUrl: homeserverUrl,
+            idBaseUrl: identityUrl
+        });
+        this.clientSecret = generateClientSecret();
+        this.identityServerDomain = identityUrl.split("://")[1];
+    }
+
+    /**
+     * Attempt to reset the user's password. This will trigger a side-effect of
+     * sending an email to the provided email address.
+     * @param {string} emailAddress The email address
+     * @param {string} newPassword The new password for the account.
+     * @return {Promise} Resolves when the email has been sent. Then call checkEmailLinkClicked().
+     */
+    resetPassword(emailAddress, newPassword) {
+        this.password = newPassword;
+        return this.client.requestEmailToken(emailAddress, this.clientSecret, 1).then((res) => {
+            this.sessionId = res.sid;
+            return res;
+        }, function(err) {
+            if (err.httpStatus) {
+                err.message = err.message + ` (Status ${err.httpStatus})`;
+            }
+            throw err;
+        });
+    }
+
+    /**
+     * Checks if the email link has been clicked by attempting to change the password
+     * for the mxid linked to the email.
+     * @return {Promise} Resolves if the password was reset. Rejects with an object
+     * with a "message" property which contains a human-readable message detailing why
+     * the reset failed, e.g. "There is no mapped matrix user ID for the given email address".
+     */
+    checkEmailLinkClicked() {
+        return this.client.setPassword({
+            type: "m.login.email.identity",
+            threepid_creds: {
+                sid: this.sessionId,
+                client_secret: this.clientSecret,
+                id_server: this.identityServerDomain
+            }
+        }, this.password).catch(function(err) {
+            if (err.httpStatus === 401) {
+                err.message = "Failed to verify email address: make sure you clicked the link in the email";
+            }
+            else if (err.httpStatus === 404) {
+                err.message = "Your email address does not appear to be associated with a Matrix ID on this Homeserver.";
+            }
+            else if (err.httpStatus) {
+                err.message += ` (Status ${err.httpStatus})`;
+            }
+            throw err;
+        });
+    }
+}
+
+// from Angular SDK
+function generateClientSecret() {
+    var ret = "";
+    var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+
+    for (var i = 0; i < 32; i++) {
+        ret += chars.charAt(Math.floor(Math.random() * chars.length));
+    }
+
+    return ret;
+}
+
+module.exports = PasswordReset;
diff --git a/src/Signup.js b/src/Signup.js
index 42468959fe..fbc2a09634 100644
--- a/src/Signup.js
+++ b/src/Signup.js
@@ -152,6 +152,8 @@ class Register extends Signup {
             } else {
                 if (error.errcode === 'M_USER_IN_USE') {
                     throw new Error("Username in use");
+                } else if (error.errcode == 'M_INVALID_USERNAME') {
+                    throw new Error("User names may only contain alphanumeric characters, underscores or dots!");
                 } else if (error.httpStatus == 401) {
                     throw new Error("Authorisation failed!");
                 } else if (error.httpStatus >= 400 && error.httpStatus < 500) {
diff --git a/src/SlashCommands.js b/src/SlashCommands.js
index 363560f0c6..d4e7df3a16 100644
--- a/src/SlashCommands.js
+++ b/src/SlashCommands.js
@@ -20,6 +20,31 @@ var dis = require("./dispatcher");
 var encryption = require("./encryption");
 var Tinter = require("./Tinter");
 
+
+class Command {
+    constructor(name, paramArgs, runFn) {
+        this.name = name;
+        this.paramArgs = paramArgs;
+        this.runFn = runFn;
+    }
+
+    getCommand() {
+        return "/" + this.name;
+    }
+
+    getCommandWithArgs() {
+        return this.getCommand() + " " + this.paramArgs;
+    }
+
+    run(roomId, args) {
+        return this.runFn.bind(this)(roomId, args);
+    }
+
+    getUsage() {
+        return "Usage: " + this.getCommandWithArgs()
+    }
+}
+
 var reject = function(msg) {
     return {
         error: msg
@@ -34,22 +59,37 @@ var success = function(promise) {
 
 var commands = {
     // Change your nickname
-    nick: function(room_id, args) {
+    nick: new Command("nick", "<display_name>", function(room_id, args) {
         if (args) {
             return success(
                 MatrixClientPeg.get().setDisplayName(args)
             );
         }
-        return reject("Usage: /nick <display_name>");
-    },
+        return reject(this.getUsage());
+    }),
 
-    // Takes an #rrggbb colourcode and retints the UI (just for debugging)
-    tint: function(room_id, args) {
-        Tinter.tint(args);
-        return success();
-    },
+    // Changes the colorscheme of your current room
+    tint: new Command("tint", "<color1> [<color2>]", function(room_id, args) {
+        if (args) {
+            var matches = args.match(/^(#([0-9a-fA-F]{3}|[0-9a-fA-F]{6}))( +(#([0-9a-fA-F]{3}|[0-9a-fA-F]{6})))?$/);
+            if (matches) {
+                Tinter.tint(matches[1], matches[4]);
+                var colorScheme = {}
+                colorScheme.primary_color = matches[1];
+                if (matches[4]) {
+                    colorScheme.secondary_color = matches[4];
+                }
+                return success(
+                    MatrixClientPeg.get().setRoomAccountData(
+                        room_id, "org.matrix.room.color_scheme", colorScheme
+                    )                    
+                );
+            }
+        }
+        return reject(this.getUsage());
+    }),
 
-    encrypt: function(room_id, args) {
+    encrypt: new Command("encrypt", "<on|off>", function(room_id, args) {
         if (args == "on") {
             var client = MatrixClientPeg.get();
             var members = client.getRoom(room_id).currentState.members;
@@ -65,21 +105,21 @@ var commands = {
             );
 
         }
-        return reject("Usage: encrypt <on/off>");
-    },
+        return reject(this.getUsage());
+    }),
 
     // Change the room topic
-    topic: function(room_id, args) {
+    topic: new Command("topic", "<topic>", function(room_id, args) {
         if (args) {
             return success(
                 MatrixClientPeg.get().setRoomTopic(room_id, args)
             );
         }
-        return reject("Usage: /topic <topic>");
-    },
+        return reject(this.getUsage());
+    }),
 
     // Invite a user
-    invite: function(room_id, args) {
+    invite: new Command("invite", "<userId>", function(room_id, args) {
         if (args) {
             var matches = args.match(/^(\S+)$/);
             if (matches) {
@@ -88,11 +128,11 @@ var commands = {
                 );
             }
         }
-        return reject("Usage: /invite <userId>");
-    },
+        return reject(this.getUsage());
+    }),
 
     // Join a room
-    join: function(room_id, args) {
+    join: new Command("join", "<room_alias>", function(room_id, args) {
         if (args) {
             var matches = args.match(/^(\S+)$/);
             if (matches) {
@@ -101,8 +141,7 @@ var commands = {
                     return reject("Usage: /join #alias:domain");
                 }
                 if (!room_alias.match(/:/)) {
-                    var domain = MatrixClientPeg.get().credentials.userId.replace(/^.*:/, '');
-                    room_alias += ':' + domain;
+                    room_alias += ':' + MatrixClientPeg.get().getDomain();
                 }
 
                 // Try to find a room with this alias
@@ -135,21 +174,20 @@ var commands = {
                 );
             }
         }
-        return reject("Usage: /join <room_alias>");
-    },
+        return reject(this.getUsage());
+    }),
 
-    part: function(room_id, args) {
+    part: new Command("part", "[#alias:domain]", function(room_id, args) {
         var targetRoomId;
         if (args) {
             var matches = args.match(/^(\S+)$/);
             if (matches) {
                 var room_alias = matches[1];
                 if (room_alias[0] !== '#') {
-                    return reject("Usage: /part [#alias:domain]");
+                    return reject(this.getUsage());
                 }
                 if (!room_alias.match(/:/)) {
-                    var domain = MatrixClientPeg.get().credentials.userId.replace(/^.*:/, '');
-                    room_alias += ':' + domain;
+                    room_alias += ':' + MatrixClientPeg.get().getDomain();
                 }
 
                 // Try to find a room with this alias
@@ -182,10 +220,10 @@ var commands = {
                 dis.dispatch({action: 'view_next_room'});
             })
         );
-    },
+    }),
 
     // Kick a user from the room with an optional reason
-    kick: function(room_id, args) {
+    kick: new Command("kick", "<userId> [<reason>]", function(room_id, args) {
         if (args) {
             var matches = args.match(/^(\S+?)( +(.*))?$/);
             if (matches) {
@@ -194,11 +232,11 @@ var commands = {
                 );
             }
         }
-        return reject("Usage: /kick <userId> [<reason>]");
-    },
+        return reject(this.getUsage());
+    }),
 
     // Ban a user from the room with an optional reason
-    ban: function(room_id, args) {
+    ban: new Command("ban", "<userId> [<reason>]", function(room_id, args) {
         if (args) {
             var matches = args.match(/^(\S+?)( +(.*))?$/);
             if (matches) {
@@ -207,11 +245,11 @@ var commands = {
                 );
             }
         }
-        return reject("Usage: /ban <userId> [<reason>]");
-    },
+        return reject(this.getUsage());
+    }),
 
     // Unban a user from the room
-    unban: function(room_id, args) {
+    unban: new Command("unban", "<userId>", function(room_id, args) {
         if (args) {
             var matches = args.match(/^(\S+)$/);
             if (matches) {
@@ -221,11 +259,11 @@ var commands = {
                 );
             }
         }
-        return reject("Usage: /unban <userId>");
-    },
+        return reject(this.getUsage());
+    }),
 
     // Define the power level of a user
-    op: function(room_id, args) {
+    op: new Command("op", "<userId> [<power level>]", function(room_id, args) {
         if (args) {
             var matches = args.match(/^(\S+?)( +(\d+))?$/);
             var powerLevel = 50; // default power level for op
@@ -250,11 +288,11 @@ var commands = {
                 }
             }
         }
-        return reject("Usage: /op <userId> [<power level>]");
-    },
+        return reject(this.getUsage());
+    }),
 
     // Reset the power level of a user
-    deop: function(room_id, args) {
+    deop: new Command("deop", "<userId>", function(room_id, args) {
         if (args) {
             var matches = args.match(/^(\S+)$/);
             if (matches) {
@@ -273,12 +311,14 @@ var commands = {
                 );
             }
         }
-        return reject("Usage: /deop <userId>");
-    }
+        return reject(this.getUsage());
+    })
 };
 
 // helpful aliases
-commands.j = commands.join;
+var aliases = {
+    j: "join"
+}
 
 module.exports = {
     /**
@@ -298,13 +338,26 @@ module.exports = {
             var cmd = bits[1].substring(1).toLowerCase();
             var args = bits[3];
             if (cmd === "me") return null;
+            if (aliases[cmd]) {
+                cmd = aliases[cmd];
+            }
             if (commands[cmd]) {
-                return commands[cmd](roomId, args);
+                return commands[cmd].run(roomId, args);
             }
             else {
                 return reject("Unrecognised command: " + input);
             }
         }
         return null; // not a command
+    },
+
+    getCommandList: function() {
+        // Return all the commands plus /me which isn't handled like normal commands
+        var cmds = Object.keys(commands).sort().map(function(cmdKey) {
+            return commands[cmdKey];
+        })
+        cmds.push(new Command("me", "<action>", function(){}));
+
+        return cmds;
     }
 };
diff --git a/src/TabComplete.js b/src/TabComplete.js
index 6690802d5d..8886e21af9 100644
--- a/src/TabComplete.js
+++ b/src/TabComplete.js
@@ -32,8 +32,6 @@ const MATCH_REGEX = /(^|\s)(\S+)$/;
 class TabComplete {
 
     constructor(opts) {
-        opts.startingWordSuffix = opts.startingWordSuffix || "";
-        opts.wordSuffix = opts.wordSuffix || "";
         opts.allowLooping = opts.allowLooping || false;
         opts.autoEnterTabComplete = opts.autoEnterTabComplete || false;
         opts.onClickCompletes = opts.onClickCompletes || false;
@@ -58,7 +56,7 @@ class TabComplete {
             // assign onClick listeners for each entry to complete the text
             this.list.forEach((l) => {
                 l.onClick = () => {
-                    this.completeTo(l.getText());
+                    this.completeTo(l);
                 }
             });
         }
@@ -93,10 +91,12 @@ class TabComplete {
 
     /**
      * Do an auto-complete with the given word. This terminates the tab-complete.
-     * @param {string} someVal
+     * @param {Entry} entry The tab-complete entry to complete to.
      */
-    completeTo(someVal) {
-        this.textArea.value = this._replaceWith(someVal, true);
+    completeTo(entry) {
+        this.textArea.value = this._replaceWith(
+            entry.getFillText(), true, entry.getSuffix(this.isFirstWord)
+        );
         this.stopTabCompleting();
         // keep focus on the text area
         this.textArea.focus();
@@ -222,8 +222,9 @@ class TabComplete {
         if (!this.inPassiveMode) {
             // set textarea to this new value
             this.textArea.value = this._replaceWith(
-                this.matchedList[this.currentIndex].text,
-                this.currentIndex !== 0 // don't suffix the original text!
+                this.matchedList[this.currentIndex].getFillText(),
+                this.currentIndex !== 0, // don't suffix the original text!
+                this.matchedList[this.currentIndex].getSuffix(this.isFirstWord)
             );
         }
 
@@ -243,7 +244,7 @@ class TabComplete {
         }
     }
 
-    _replaceWith(newVal, includeSuffix) {
+    _replaceWith(newVal, includeSuffix, suffix) {
         // The regex to replace the input matches a character of whitespace AND
         // the partial word. If we just use string.replace() with the regex it will
         // replace the partial word AND the character of whitespace. We want to
@@ -258,13 +259,12 @@ class TabComplete {
             boundaryChar = "";
         }
 
-        var replacementText = (
-            boundaryChar + newVal + (
-                includeSuffix ?
-                    (this.isFirstWord ? this.opts.startingWordSuffix : this.opts.wordSuffix) :
-                    ""
-            )
-        );
+        suffix = suffix || "";
+        if (!includeSuffix) {
+            suffix = "";
+        }
+
+        var replacementText = boundaryChar + newVal + suffix;
         return this.originalText.replace(MATCH_REGEX, function() {
             return replacementText; // function form to avoid `$` special-casing
         });
diff --git a/src/TabCompleteEntries.js b/src/TabCompleteEntries.js
index d3efc0d2f1..9aef7736a8 100644
--- a/src/TabCompleteEntries.js
+++ b/src/TabCompleteEntries.js
@@ -28,6 +28,14 @@ class Entry {
         return this.text;
     }
 
+    /**
+     * @return {string} The text to insert into the input box. Most of the time
+     * this is the same as getText().
+     */
+    getFillText() {
+        return this.text;
+    }
+
     /**
      * @return {ReactClass} Raw JSX
      */
@@ -42,6 +50,14 @@ class Entry {
         return null;
     }
 
+    /**
+     * @return {?string} The suffix to append to the tab-complete, or null to
+     * not do this.
+     */
+    getSuffix(isFirstWord) {
+        return null;
+    }
+
     /**
      * Called when this entry is clicked.
      */
@@ -50,6 +66,31 @@ class Entry {
     }
 }
 
+class CommandEntry extends Entry {
+    constructor(cmd, cmdWithArgs) {
+        super(cmdWithArgs);
+        this.cmd = cmd;
+    }
+
+    getFillText() {
+        return this.cmd;
+    }
+
+    getKey() {
+        return this.getFillText();
+    }
+
+    getSuffix(isFirstWord) {
+        return " "; // force a space after the command.
+    }
+}
+
+CommandEntry.fromCommands = function(commandArray) {
+    return commandArray.map(function(cmd) {
+        return new CommandEntry(cmd.getCommand(), cmd.getCommandWithArgs());
+    });
+}
+
 class MemberEntry extends Entry {
     constructor(member) {
         super(member.name || member.userId);
@@ -66,6 +107,10 @@ class MemberEntry extends Entry {
     getKey() {
         return this.member.userId;
     }
+
+    getSuffix(isFirstWord) {
+        return isFirstWord ? ": " : " ";
+    }
 }
 
 MemberEntry.fromMemberList = function(members) {
@@ -99,3 +144,4 @@ MemberEntry.fromMemberList = function(members) {
 
 module.exports.Entry = Entry;
 module.exports.MemberEntry = MemberEntry;
+module.exports.CommandEntry = CommandEntry;
diff --git a/src/TextForEvent.js b/src/TextForEvent.js
index 5296ef833e..f2ae22a1bb 100644
--- a/src/TextForEvent.js
+++ b/src/TextForEvent.js
@@ -66,7 +66,7 @@ function textForMemberEvent(ev) {
 function textForTopicEvent(ev) {
     var senderDisplayName = ev.sender && ev.sender.name ? ev.sender.name : ev.getSender();
 
-    return senderDisplayName + ' changed the topic to, "' + ev.getContent().topic + '"';
+    return senderDisplayName + ' changed the topic to "' + ev.getContent().topic + '"';
 };
 
 function textForRoomNameEvent(ev) {
diff --git a/src/Tinter.js b/src/Tinter.js
index 7245a5825b..3e7949b65d 100644
--- a/src/Tinter.js
+++ b/src/Tinter.js
@@ -127,6 +127,11 @@ module.exports = {
             cached = true;
         }
 
+        if (!primaryColor) {
+            primaryColor = "#76CFA6"; // Vector green
+            secondaryColor = "#EAF5F0"; // Vector light green
+        }
+
         if (!secondaryColor) {
             var x = 0.16; // average weighting factor calculated from vector green & light green
             var rgb = hexToRgb(primaryColor);
@@ -146,6 +151,13 @@ module.exports = {
             tertiaryColor = rgbToHex(rgb1);
         }
 
+        if (colors[0] === primaryColor &&
+            colors[1] === secondaryColor &&
+            colors[2] === tertiaryColor)
+        {
+            return;
+        }
+
         colors = [primaryColor, secondaryColor, tertiaryColor];
 
         // go through manually fixing up the stylesheets.
diff --git a/src/UserActivity.js b/src/UserActivity.js
index 3048ad4454..669b007934 100644
--- a/src/UserActivity.js
+++ b/src/UserActivity.js
@@ -16,7 +16,8 @@ limitations under the License.
 
 var dis = require("./dispatcher");
 
-var MIN_DISPATCH_INTERVAL = 1 * 1000;
+var MIN_DISPATCH_INTERVAL_MS = 500;
+var CURRENTLY_ACTIVE_THRESHOLD_MS = 500;
 
 /**
  * This class watches for user activity (moving the mouse or pressing a key)
@@ -31,8 +32,14 @@ class UserActivity {
     start() {
         document.onmousemove = this._onUserActivity.bind(this);
         document.onkeypress = this._onUserActivity.bind(this);
+        // can't use document.scroll here because that's only the document
+        // itself being scrolled. Need to use addEventListener's useCapture.
+        // also this needs to be the wheel event, not scroll, as scroll is
+        // fired when the view scrolls down for a new message.
+        window.addEventListener('wheel', this._onUserActivity.bind(this), true);
         this.lastActivityAtTs = new Date().getTime();
         this.lastDispatchAtTs = 0;
+        this.activityEndTimer = undefined;
     }
 
     /**
@@ -41,10 +48,19 @@ class UserActivity {
     stop() {
         document.onmousemove = undefined;
         document.onkeypress = undefined;
+        window.removeEventListener('wheel', this._onUserActivity.bind(this), true);
+    }
+
+    /**
+     * Return true if there has been user activity very recently
+     * (ie. within a few seconds)
+     */
+    userCurrentlyActive() {
+        return this.lastActivityAtTs > new Date().getTime() - CURRENTLY_ACTIVE_THRESHOLD_MS;
     }
 
     _onUserActivity(event) {
-        if (event.screenX) {
+        if (event.screenX && event.type == "mousemove") {
             if (event.screenX === this.lastScreenX &&
                 event.screenY === this.lastScreenY)
             {
@@ -55,12 +71,32 @@ class UserActivity {
             this.lastScreenY = event.screenY;
         }
 
-        this.lastActivityAtTs = (new Date).getTime();
-        if (this.lastDispatchAtTs < this.lastActivityAtTs - MIN_DISPATCH_INTERVAL) {
+        this.lastActivityAtTs = new Date().getTime();
+        if (this.lastDispatchAtTs < this.lastActivityAtTs - MIN_DISPATCH_INTERVAL_MS) {
             this.lastDispatchAtTs = this.lastActivityAtTs;
             dis.dispatch({
                 action: 'user_activity'
             });
+            if (!this.activityEndTimer) {
+                this.activityEndTimer = setTimeout(
+                    this._onActivityEndTimer.bind(this), MIN_DISPATCH_INTERVAL_MS
+                );
+            }
+        }
+    }
+
+    _onActivityEndTimer() {
+        var now = new Date().getTime();
+        var targetTime = this.lastActivityAtTs + MIN_DISPATCH_INTERVAL_MS;
+        if (now >= targetTime) {
+            dis.dispatch({
+                action: 'user_activity_end'
+            });
+            this.activityEndTimer = undefined;
+        } else {
+            this.activityEndTimer = setTimeout(
+                this._onActivityEndTimer.bind(this), targetTime - now
+            );
         }
     }
 }
diff --git a/src/component-index.js b/src/component-index.js
index bfe1beca71..5a395d5696 100644
--- a/src/component-index.js
+++ b/src/component-index.js
@@ -31,6 +31,11 @@ module.exports.components['structures.RoomView'] = require('./components/structu
 module.exports.components['structures.ScrollPanel'] = require('./components/structures/ScrollPanel');
 module.exports.components['structures.UploadBar'] = require('./components/structures/UploadBar');
 module.exports.components['structures.UserSettings'] = require('./components/structures/UserSettings');
+module.exports.components['structures.login.ForgotPassword'] = require('./components/structures/login/ForgotPassword');
+module.exports.components['structures.login.Login'] = require('./components/structures/login/Login');
+module.exports.components['structures.login.PostRegistration'] = require('./components/structures/login/PostRegistration');
+module.exports.components['structures.login.Registration'] = require('./components/structures/login/Registration');
+module.exports.components['views.avatars.BaseAvatar'] = require('./components/views/avatars/BaseAvatar');
 module.exports.components['views.avatars.MemberAvatar'] = require('./components/views/avatars/MemberAvatar');
 module.exports.components['views.avatars.RoomAvatar'] = require('./components/views/avatars/RoomAvatar');
 module.exports.components['views.create_room.CreateRoomButton'] = require('./components/views/create_room/CreateRoomButton');
@@ -41,6 +46,7 @@ module.exports.components['views.dialogs.LogoutPrompt'] = require('./components/
 module.exports.components['views.dialogs.QuestionDialog'] = require('./components/views/dialogs/QuestionDialog');
 module.exports.components['views.dialogs.TextInputDialog'] = require('./components/views/dialogs/TextInputDialog');
 module.exports.components['views.elements.EditableText'] = require('./components/views/elements/EditableText');
+module.exports.components['views.elements.PowerSelector'] = require('./components/views/elements/PowerSelector');
 module.exports.components['views.elements.ProgressBar'] = require('./components/views/elements/ProgressBar');
 module.exports.components['views.elements.TintableSvg'] = require('./components/views/elements/TintableSvg');
 module.exports.components['views.elements.UserSelector'] = require('./components/views/elements/UserSelector');
@@ -64,8 +70,10 @@ module.exports.components['views.rooms.MemberInfo'] = require('./components/view
 module.exports.components['views.rooms.MemberList'] = require('./components/views/rooms/MemberList');
 module.exports.components['views.rooms.MemberTile'] = require('./components/views/rooms/MemberTile');
 module.exports.components['views.rooms.MessageComposer'] = require('./components/views/rooms/MessageComposer');
+module.exports.components['views.rooms.PresenceLabel'] = require('./components/views/rooms/PresenceLabel');
 module.exports.components['views.rooms.RoomHeader'] = require('./components/views/rooms/RoomHeader');
 module.exports.components['views.rooms.RoomList'] = require('./components/views/rooms/RoomList');
+module.exports.components['views.rooms.RoomPreviewBar'] = require('./components/views/rooms/RoomPreviewBar');
 module.exports.components['views.rooms.RoomSettings'] = require('./components/views/rooms/RoomSettings');
 module.exports.components['views.rooms.RoomTile'] = require('./components/views/rooms/RoomTile');
 module.exports.components['views.rooms.SearchResultTile'] = require('./components/views/rooms/SearchResultTile');
diff --git a/src/components/structures/CreateRoom.js b/src/components/structures/CreateRoom.js
index c21bc80c6b..116202d324 100644
--- a/src/components/structures/CreateRoom.js
+++ b/src/components/structures/CreateRoom.js
@@ -251,7 +251,7 @@ module.exports = React.createClass({
             var UserSelector = sdk.getComponent("elements.UserSelector");
             var RoomHeader = sdk.getComponent("rooms.RoomHeader");
 
-            var domain = MatrixClientPeg.get().credentials.userId.replace(/^.*:/, '');
+            var domain = MatrixClientPeg.get().getDomain();
 
             return (
             <div className="mx_CreateRoom">
diff --git a/src/components/structures/MatrixChat.js b/src/components/structures/MatrixChat.js
index 320dad09b3..462933cbc6 100644
--- a/src/components/structures/MatrixChat.js
+++ b/src/components/structures/MatrixChat.js
@@ -30,6 +30,7 @@ var Registration = require("./login/Registration");
 var PostRegistration = require("./login/PostRegistration");
 
 var Modal = require("../../Modal");
+var Tinter = require("../../Tinter");
 var sdk = require('../../index');
 var MatrixTools = require('../../MatrixTools');
 var linkifyMatrix = require("../../linkify-matrix");
@@ -63,7 +64,7 @@ module.exports = React.createClass({
             collapse_lhs: false,
             collapse_rhs: false,
             ready: false,
-            width: 10000
+            width: 10000,
         };
         if (s.logged_in) {
             if (MatrixClientPeg.get().getRooms().length) {
@@ -233,6 +234,13 @@ module.exports = React.createClass({
                 });
                 this.notifyNewScreen('register');
                 break;
+            case 'start_password_recovery':
+                if (this.state.logged_in) return;
+                this.replaceState({
+                    screen: 'forgot_password'
+                });
+                this.notifyNewScreen('forgot_password');
+                break;
             case 'token_login':
                 if (this.state.logged_in) return;
 
@@ -296,7 +304,7 @@ module.exports = React.createClass({
                 });
                 break;
             case 'view_room':
-                this._viewRoom(payload.room_id);
+                this._viewRoom(payload.room_id, payload.show_settings);
                 break;
             case 'view_prev_room':
                 roomIndexDelta = -1;
@@ -349,8 +357,29 @@ module.exports = React.createClass({
                 this.notifyNewScreen('settings');
                 break;
             case 'view_create_room':
-                this._setPage(this.PageTypes.CreateRoom);
-                this.notifyNewScreen('new');
+                //this._setPage(this.PageTypes.CreateRoom);
+                //this.notifyNewScreen('new');
+
+                var ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
+                var Loader = sdk.getComponent("elements.Spinner");
+                var modal = Modal.createDialog(Loader);
+
+                MatrixClientPeg.get().createRoom({
+                    preset: "private_chat"
+                }).done(function(res) {
+                    modal.close();
+                    dis.dispatch({
+                        action: 'view_room',
+                        room_id: res.room_id,
+                        show_settings: true,
+                    });
+                }, function(err) {
+                    modal.close();
+                    Modal.createDialog(ErrorDialog, {
+                        title: "Failed to create room",
+                        description: err.toString()
+                    });
+                });
                 break;
             case 'view_room_directory':
                 this._setPage(this.PageTypes.RoomDirectory);
@@ -391,7 +420,7 @@ module.exports = React.createClass({
         });
     },
 
-    _viewRoom: function(roomId) {
+    _viewRoom: function(roomId, showSettings) {
         // before we switch room, record the scroll state of the current room
         this._updateScrollMap();
 
@@ -411,7 +440,16 @@ module.exports = React.createClass({
             if (room) {
                 var theAlias = MatrixTools.getCanonicalAliasForRoom(room);
                 if (theAlias) presentedId = theAlias;
+
+                var color_scheme_event = room.getAccountData("org.matrix.room.color_scheme");
+                var color_scheme = {};
+                if (color_scheme_event) {
+                    color_scheme = color_scheme_event.getContent();
+                    // XXX: we should validate the event
+                }                
+                Tinter.tint(color_scheme.primary_color, color_scheme.secondary_color);
             }
+
             this.notifyNewScreen('room/'+presentedId);
             newState.ready = true;
         }
@@ -420,6 +458,9 @@ module.exports = React.createClass({
             var scrollState = this.scrollStateMap[roomId];
             this.refs.roomView.restoreScrollState(scrollState);
         }
+        if (this.refs.roomView && showSettings) {
+            this.refs.roomView.showSettings(true);
+        }
     },
 
     // update scrollStateMap according to the current scroll state of the
@@ -505,7 +546,9 @@ module.exports = React.createClass({
         UserActivity.start();
         Presence.start();
         cli.startClient({
-            pendingEventOrdering: "end"
+            pendingEventOrdering: "end",
+            // deliberately huge limit for now to avoid hitting gappy /sync's until gappy /sync performance improves
+            initialSyncLimit: 250,
         });
     },
 
@@ -559,6 +602,11 @@ module.exports = React.createClass({
                 action: 'token_login',
                 params: params
             });
+        } else if (screen == 'forgot_password') {
+            dis.dispatch({
+                action: 'start_password_recovery',
+                params: params
+            });
         } else if (screen == 'new') {
             dis.dispatch({
                 action: 'view_create_room',
@@ -614,6 +662,8 @@ module.exports = React.createClass({
 
     onUserClick: function(event, userId) {
         event.preventDefault();
+
+        /*
         var MemberInfo = sdk.getComponent('rooms.MemberInfo');
         var member = new Matrix.RoomMember(null, userId);
         ContextualMenu.createMenu(MemberInfo, {
@@ -621,6 +671,14 @@ module.exports = React.createClass({
             right: window.innerWidth - event.pageX,
             top: event.pageY
         });
+        */
+
+        var member = new Matrix.RoomMember(null, userId);
+        if (!member) { return; }
+        dis.dispatch({
+            action: 'view_user',
+            member: member,
+        });        
     },
 
     onLogoutClick: function(event) {
@@ -668,6 +726,10 @@ module.exports = React.createClass({
         this.showScreen("login");
     },
 
+    onForgotPasswordClick: function() {
+        this.showScreen("forgot_password");
+    },
+
     onRegistered: function(credentials) {
         this.onLoggedIn(credentials);
         // do post-registration stuff
@@ -706,6 +768,7 @@ module.exports = React.createClass({
         var CreateRoom = sdk.getComponent('structures.CreateRoom');
         var RoomDirectory = sdk.getComponent('structures.RoomDirectory');
         var MatrixToolbar = sdk.getComponent('globals.MatrixToolbar');
+        var ForgotPassword = sdk.getComponent('structures.login.ForgotPassword');
 
         // needs to be before normal PageTypes as you are logged in technically
         if (this.state.screen == 'post_registration') {
@@ -801,13 +864,21 @@ module.exports = React.createClass({
                     onLoggedIn={this.onRegistered}
                     onLoginClick={this.onLoginClick} />
             );
+        } else if (this.state.screen == 'forgot_password') {
+            return (
+                <ForgotPassword
+                    homeserverUrl={this.props.config.default_hs_url}
+                    identityServerUrl={this.props.config.default_is_url}
+                    onComplete={this.onLoginClick} />
+            );
         } else {
             return (
                 <Login
                     onLoggedIn={this.onLoggedIn}
                     onRegisterClick={this.onRegisterClick}
                     homeserverUrl={this.props.config.default_hs_url}
-                    identityServerUrl={this.props.config.default_is_url} />
+                    identityServerUrl={this.props.config.default_is_url}
+                    onForgotPasswordClick={this.onForgotPasswordClick} />
             );
         }
     }
diff --git a/src/components/structures/RoomView.js b/src/components/structures/RoomView.js
index 25d95fdc41..b333a18331 100644
--- a/src/components/structures/RoomView.js
+++ b/src/components/structures/RoomView.js
@@ -35,11 +35,15 @@ var sdk = require('../../index');
 var CallHandler = require('../../CallHandler');
 var TabComplete = require("../../TabComplete");
 var MemberEntry = require("../../TabCompleteEntries").MemberEntry;
+var CommandEntry = require("../../TabCompleteEntries").CommandEntry;
 var Resend = require("../../Resend");
+var SlashCommands = require("../../SlashCommands");
 var dis = require("../../dispatcher");
+var Tinter = require("../../Tinter");
 
 var PAGINATE_SIZE = 20;
 var INITIAL_SIZE = 20;
+var SEND_READ_RECEIPT_DELAY = 2000;
 
 var DEBUG_SCROLL = false;
 
@@ -74,6 +78,9 @@ module.exports = React.createClass({
             syncState: MatrixClientPeg.get().getSyncState(),
             hasUnsentMessages: this._hasUnsentMessages(room),
             callState: null,
+            guestsCanJoin: false,
+            readMarkerEventId: room ? room.getEventReadUpTo(MatrixClientPeg.get().credentials.userId) : null,
+            readMarkerGhostEventId: undefined
         }
     },
 
@@ -81,6 +88,7 @@ module.exports = React.createClass({
         this.dispatcherRef = dis.register(this.onAction);
         MatrixClientPeg.get().on("Room.timeline", this.onRoomTimeline);
         MatrixClientPeg.get().on("Room.name", this.onRoomName);
+        MatrixClientPeg.get().on("Room.accountData", this.onRoomAccountData);
         MatrixClientPeg.get().on("Room.receipt", this.onRoomReceipt);
         MatrixClientPeg.get().on("RoomMember.typing", this.onRoomMemberTyping);
         MatrixClientPeg.get().on("RoomState.members", this.onRoomStateMember);
@@ -88,8 +96,6 @@ module.exports = React.createClass({
         // xchat-style tab complete, add a colon if tab
         // completing at the start of the text
         this.tabComplete = new TabComplete({
-            startingWordSuffix: ": ",
-            wordSuffix: " ",
             allowLooping: false,
             autoEnterTabComplete: true,
             onClickCompletes: true,
@@ -106,15 +112,27 @@ module.exports = React.createClass({
         // succeeds then great, show the preview (but we still may be able to /join!).
         if (!this.state.room) {
             console.log("Attempting to peek into room %s", this.props.roomId);
-            MatrixClientPeg.get().peekInRoom(this.props.roomId).done(function() {
+            MatrixClientPeg.get().peekInRoom(this.props.roomId).done(() => {
                 // we don't need to do anything - JS SDK will emit Room events
-                // which will update the UI.
+                // which will update the UI. We *do* however need to know if we
+                // can join the room so we can fiddle with the UI appropriately.
+                var peekedRoom = MatrixClientPeg.get().getRoom(this.props.roomId);
+                if (!peekedRoom) {
+                    return;
+                }
+                var guestAccessEvent = peekedRoom.currentState.getStateEvents("m.room.guest_access", "");
+                if (!guestAccessEvent) {
+                    return;
+                }
+                if (guestAccessEvent.getContent().guest_access === "can_join") {
+                    this.setState({
+                        guestsCanJoin: true
+                    });
+                }
             }, function(err) {
                 console.error("Failed to peek into room: %s", err);
             });
         }
-
-
     },
 
     componentWillUnmount: function() {
@@ -124,21 +142,22 @@ module.exports = React.createClass({
         // (We could use isMounted, but facebook have deprecated that.)
         this.unmounted = true;
 
-        if (this.refs.messagePanel) {
-            // disconnect the D&D event listeners from the message panel. This
-            // is really just for hygiene - the messagePanel is going to be
+        if (this.refs.roomView) {
+            // disconnect the D&D event listeners from the room view. This
+            // is really just for hygiene - we're going to be
             // deleted anyway, so it doesn't matter if the event listeners
             // don't get cleaned up.
-            var messagePanel = ReactDOM.findDOMNode(this.refs.messagePanel);
-            messagePanel.removeEventListener('drop', this.onDrop);
-            messagePanel.removeEventListener('dragover', this.onDragOver);
-            messagePanel.removeEventListener('dragleave', this.onDragLeaveOrEnd);
-            messagePanel.removeEventListener('dragend', this.onDragLeaveOrEnd);
+            var roomView = ReactDOM.findDOMNode(this.refs.roomView);
+            roomView.removeEventListener('drop', this.onDrop);
+            roomView.removeEventListener('dragover', this.onDragOver);
+            roomView.removeEventListener('dragleave', this.onDragLeaveOrEnd);
+            roomView.removeEventListener('dragend', this.onDragLeaveOrEnd);
         }
         dis.unregister(this.dispatcherRef);
         if (MatrixClientPeg.get()) {
             MatrixClientPeg.get().removeListener("Room.timeline", this.onRoomTimeline);
             MatrixClientPeg.get().removeListener("Room.name", this.onRoomName);
+            MatrixClientPeg.get().removeListener("Room.accountData", this.onRoomAccountData);
             MatrixClientPeg.get().removeListener("Room.receipt", this.onRoomReceipt);
             MatrixClientPeg.get().removeListener("RoomMember.typing", this.onRoomMemberTyping);
             MatrixClientPeg.get().removeListener("RoomState.members", this.onRoomStateMember);
@@ -146,6 +165,8 @@ module.exports = React.createClass({
         }
 
         window.removeEventListener('resize', this.onResize);        
+
+        Tinter.tint(); // reset colourscheme
     },
 
     onAction: function(payload) {
@@ -199,6 +220,12 @@ module.exports = React.createClass({
 
                 break;
             case 'user_activity':
+            case 'user_activity_end':
+                // we could treat user_activity_end differently and not
+                // send receipts for messages that have arrived between
+                // the actual user activity and the time they stopped
+                // being active, but let's see if this is actually
+                // necessary.
                 this.sendReadReceipt();
                 break;
         }
@@ -259,9 +286,58 @@ module.exports = React.createClass({
         }
     },
 
+    updateTint: function() {
+        var room = MatrixClientPeg.get().getRoom(this.props.roomId);
+        if (!room) return;
+
+        var color_scheme_event = room.getAccountData("org.matrix.room.color_scheme");
+        var color_scheme = {};
+        if (color_scheme_event) {
+            color_scheme = color_scheme_event.getContent();
+            // XXX: we should validate the event
+        }                
+        Tinter.tint(color_scheme.primary_color, color_scheme.secondary_color);
+    },
+
+    onRoomAccountData: function(room, event) {
+        if (room.roomId == this.props.roomId) {
+            if (event.getType === "org.matrix.room.color_scheme") {
+                var color_scheme = event.getContent();
+                // XXX: we should validate the event
+                Tinter.tint(color_scheme.primary_color, color_scheme.secondary_color);
+            }
+        }
+    },
+
     onRoomReceipt: function(receiptEvent, room) {
         if (room.roomId == this.props.roomId) {
-            this.forceUpdate();
+            var readMarkerEventId = this.state.room.getEventReadUpTo(MatrixClientPeg.get().credentials.userId);
+            var readMarkerGhostEventId = this.state.readMarkerGhostEventId;
+            if (this.state.readMarkerEventId !== undefined && this.state.readMarkerEventId != readMarkerEventId) {
+                readMarkerGhostEventId = this.state.readMarkerEventId;
+            }
+
+
+            // if the event after the one referenced in the read receipt if sent by us, do nothing since
+            // this is a temporary period before the synthesized receipt for our own message arrives
+            var readMarkerGhostEventIndex;
+            for (var i = 0; i < room.timeline.length; ++i) {
+                if (room.timeline[i].getId() == readMarkerGhostEventId) {
+                    readMarkerGhostEventIndex = i;
+                    break;
+                }
+            }
+            if (readMarkerGhostEventIndex + 1 < room.timeline.length) {
+                var nextEvent = room.timeline[readMarkerGhostEventIndex + 1];
+                if (nextEvent.sender && nextEvent.sender.userId == MatrixClientPeg.get().credentials.userId) {
+                    readMarkerGhostEventId = undefined;
+                }
+            }
+
+            this.setState({
+                readMarkerEventId: readMarkerEventId,
+                readMarkerGhostEventId: readMarkerGhostEventId,
+            });
         }
     },
 
@@ -338,6 +414,14 @@ module.exports = React.createClass({
         window.addEventListener('resize', this.onResize);
         this.onResize();
 
+        if (this.refs.roomView) {
+            var roomView = ReactDOM.findDOMNode(this.refs.roomView);
+            roomView.addEventListener('drop', this.onDrop);
+            roomView.addEventListener('dragover', this.onDragOver);
+            roomView.addEventListener('dragleave', this.onDragLeaveOrEnd);
+            roomView.addEventListener('dragend', this.onDragLeaveOrEnd);
+        }
+
         this._updateTabCompleteList(this.state.room);
     },
 
@@ -346,7 +430,9 @@ module.exports = React.createClass({
             return;
         }
         this.tabComplete.setCompletionList(
-            MemberEntry.fromMemberList(room.getJoinedMembers())
+            MemberEntry.fromMemberList(room.getJoinedMembers()).concat(
+                CommandEntry.fromCommands(SlashCommands.getCommandList())
+            )
         );
     },
 
@@ -354,13 +440,10 @@ module.exports = React.createClass({
         var messagePanel = ReactDOM.findDOMNode(this.refs.messagePanel);
         this.refs.messagePanel.initialised = true;
 
-        messagePanel.addEventListener('drop', this.onDrop);
-        messagePanel.addEventListener('dragover', this.onDragOver);
-        messagePanel.addEventListener('dragleave', this.onDragLeaveOrEnd);
-        messagePanel.addEventListener('dragend', this.onDragLeaveOrEnd);
-
         this.scrollToBottom();
         this.sendReadReceipt();
+
+        this.updateTint();
     },
 
     componentDidUpdate: function() {
@@ -682,10 +765,10 @@ module.exports = React.createClass({
 
         var EventTile = sdk.getComponent('rooms.EventTile');
 
-
         var prevEvent = null; // the last event we showed
-        var readReceiptEventId = this.state.room.getEventReadUpTo(MatrixClientPeg.get().credentials.userId);
         var startIdx = Math.max(0, this.state.room.timeline.length - this.state.messageCap);
+        var readMarkerIndex;
+        var ghostIndex;
         for (var i = startIdx; i < this.state.room.timeline.length; i++) {
             var mxEv = this.state.room.timeline[i];
 
@@ -699,6 +782,25 @@ module.exports = React.createClass({
                 }
             }
 
+            // now we've decided whether or not to show this message,
+            // add the read up to marker if appropriate
+            // doing this here means we implicitly do not show the marker
+            // if it's at the bottom
+            // NB. it would be better to decide where the read marker was going
+            // when the state changed rather than here in the render method, but
+            // this is where we decide what messages we show so it's the only
+            // place we know whether we're at the bottom or not.
+            var self = this;
+            var mxEvSender = mxEv.sender ? mxEv.sender.userId : null;
+            if (prevEvent && prevEvent.getId() == this.state.readMarkerEventId && mxEvSender != MatrixClientPeg.get().credentials.userId) {
+                var hr;
+                hr = (<hr className="mx_RoomView_myReadMarker" style={{opacity: 1, width: '99%'}} ref={function(n) {
+                    self.readMarkerNode = n;
+                }} />);
+                readMarkerIndex = ret.length;
+                ret.push(<li key="_readupto" className="mx_RoomView_myReadMarker_container">{hr}</li>);
+            }
+
             // is this a continuation of the previous message?
             var continuation = false;
             if (prevEvent !== null) {
@@ -735,13 +837,29 @@ module.exports = React.createClass({
                 </li>
             );
 
-            if (eventId == readReceiptEventId) {
-                ret.push(<hr className="mx_RoomView_myReadMarker" />);
+            // A read up to marker has died and returned as a ghost!
+            // Lives in the dom as the ghost of the previous one while it fades away
+            if (eventId == this.state.readMarkerGhostEventId) {
+                ghostIndex = ret.length;
             }
 
             prevEvent = mxEv;
         }
 
+        // splice the read marker ghost in now that we know whether the read receipt
+        // is the last element or not, because we only decide as we're going along.
+        if (readMarkerIndex === undefined && ghostIndex && ghostIndex <= ret.length) {
+            var hr;
+            hr = (<hr className="mx_RoomView_myReadMarker" style={{opacity: 1, width: '99%'}} ref={function(n) {
+                Velocity(n, {opacity: '0', width: '10%'}, {duration: 400, easing: 'easeInSine', delay: 1000, complete: function() {
+                    self.setState({readMarkerGhostEventId: undefined});
+                }});
+            }} />);
+            ret.splice(ghostIndex, 0, (
+                <li key="_readuptoghost" className="mx_RoomView_myReadMarker_container">{hr}</li>
+            ));
+        }
+
         return ret;
     },
 
@@ -769,9 +887,27 @@ module.exports = React.createClass({
             old_history_visibility = "shared";
         }
 
+        var old_guest_read = (old_history_visibility === "world_readable");
+
+        var old_guest_join = this.state.room.currentState.getStateEvents('m.room.guest_access', '');
+        if (old_guest_join) {
+            old_guest_join = (old_guest_join.getContent().guest_access === "can_join");
+        }
+        else {
+            old_guest_join = false;
+        }
+
+        var old_canonical_alias = this.state.room.currentState.getStateEvents('m.room.canonical_alias', '');
+        if (old_canonical_alias) {
+            old_canonical_alias = old_canonical_alias.getContent().alias;
+        }
+        else {
+            old_canonical_alias = "";   
+        }
+
         var deferreds = [];
 
-        if (old_name != newVals.name && newVals.name != undefined && newVals.name) {
+        if (old_name != newVals.name && newVals.name != undefined) {
             deferreds.push(
                 MatrixClientPeg.get().setRoomName(this.state.room.roomId, newVals.name)
             );
@@ -819,26 +955,128 @@ module.exports = React.createClass({
             );
         }
 
-        deferreds.push(
-            MatrixClientPeg.get().setGuestAccess(this.state.room.roomId, {
-                allowRead: newVals.guest_read,
-                allowJoin: newVals.guest_join
-            })
-        );
+        if (newVals.alias_operations) {
+            var oplist = [];
+            for (var i = 0; i < newVals.alias_operations.length; i++) {
+                var alias_operation = newVals.alias_operations[i];
+                switch (alias_operation.type) {
+                    case 'put':
+                        oplist.push(
+                            MatrixClientPeg.get().createAlias(
+                                alias_operation.alias, this.state.room.roomId
+                            )
+                        );
+                        break;
+                    case 'delete':
+                        oplist.push(
+                            MatrixClientPeg.get().deleteAlias(
+                                alias_operation.alias
+                            )
+                        );
+                        break;
+                    default:
+                        console.log("Unknown alias operation, ignoring: " + alias_operation.type);
+                }
+            }
+
+            if (oplist.length) {
+                var deferred = oplist[0];
+                oplist.splice(1).forEach(function (f) {
+                    deferred = deferred.then(f);
+                });
+                deferreds.push(deferred);
+            }
+        }
+
+        if (newVals.tag_operations) {
+            // FIXME: should probably be factored out with alias_operations above
+            var oplist = [];
+            for (var i = 0; i < newVals.tag_operations.length; i++) {
+                var tag_operation = newVals.tag_operations[i];
+                switch (tag_operation.type) {
+                    case 'put':
+                        oplist.push(
+                            MatrixClientPeg.get().setRoomTag(
+                                this.props.roomId, tag_operation.tag, {}
+                            )
+                        );
+                        break;
+                    case 'delete':
+                        oplist.push(
+                            MatrixClientPeg.get().deleteRoomTag(
+                                this.props.roomId, tag_operation.tag
+                            )
+                        );
+                        break;
+                    default:
+                        console.log("Unknown tag operation, ignoring: " + tag_operation.type);
+                }
+            }
+
+            if (oplist.length) {
+                var deferred = oplist[0];
+                oplist.splice(1).forEach(function (f) {
+                    deferred = deferred.then(f);
+                });
+                deferreds.push(deferred);
+            }            
+        }
+
+        if (old_canonical_alias !== newVals.canonical_alias) {
+            deferreds.push(
+                MatrixClientPeg.get().sendStateEvent(
+                    this.state.room.roomId, "m.room.canonical_alias", {
+                        alias: newVals.canonical_alias
+                    }, ""
+                )
+            );            
+        }
+
+        if (newVals.color_scheme) {
+            deferreds.push(
+                MatrixClientPeg.get().setRoomAccountData(
+                    this.state.room.roomId, "org.matrix.room.color_scheme", newVals.color_scheme
+                )
+            );
+        }
+
+        if (old_guest_read != newVals.guest_read ||
+            old_guest_join != newVals.guest_join)
+        {
+            deferreds.push(
+                MatrixClientPeg.get().setGuestAccess(this.state.room.roomId, {
+                    allowRead: newVals.guest_read,
+                    allowJoin: newVals.guest_join
+                })
+            );
+        }
 
         if (deferreds.length) {
             var self = this;
-            q.all(deferreds).fail(function(err) {
-                var ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
-                Modal.createDialog(ErrorDialog, {
-                    title: "Failed to set state",
-                    description: err.toString()
+            q.allSettled(deferreds).then(
+                function(results) {
+                    var fails = results.filter(function(result) { return result.state !== "fulfilled" });
+                    if (fails.length) {
+                        fails.forEach(function(result) {
+                            console.error(result.reason);
+                        });
+                        var ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
+                        Modal.createDialog(ErrorDialog, {
+                            title: "Failed to set state",
+                            description: fails.map(function(result) { return result.reason }).join("\n"),
+                        });
+                        self.refs.room_settings.resetState();
+                    }
+                    else {
+                        self.setState({
+                            editingRoomSettings: false
+                        });
+                    }
+                }).finally(function() {
+                    self.setState({
+                        uploadingRoomSettings: false,
+                    });
                 });
-            }).finally(function() {
-                self.setState({
-                    uploadingRoomSettings: false,
-                });
-            });
         } else {
             this.setState({
                 editingRoomSettings: false,
@@ -906,23 +1144,27 @@ module.exports = React.createClass({
 
     onSaveClick: function() {
         this.setState({
-            editingRoomSettings: false,
             uploadingRoomSettings: true,
         });
 
         this.uploadNewState({
             name: this.refs.header.getRoomName(),
-            topic: this.refs.room_settings.getTopic(),
+            topic: this.refs.header.getTopic(),
             join_rule: this.refs.room_settings.getJoinRules(),
             history_visibility: this.refs.room_settings.getHistoryVisibility(),
             are_notifications_muted: this.refs.room_settings.areNotificationsMuted(),
             power_levels: this.refs.room_settings.getPowerLevels(),
+            alias_operations: this.refs.room_settings.getAliasOperations(),
+            tag_operations: this.refs.room_settings.getTagOperations(),
+            canonical_alias: this.refs.room_settings.getCanonicalAlias(),
             guest_join: this.refs.room_settings.canGuestsJoin(),
-            guest_read: this.refs.room_settings.canGuestsRead()
+            guest_read: this.refs.room_settings.canGuestsRead(),
+            color_scheme: this.refs.room_settings.getColorScheme(),
         });
     },
 
     onCancelClick: function() {
+        this.updateTint();
         this.setState({editingRoomSettings: false});
     },
 
@@ -1070,26 +1312,32 @@ module.exports = React.createClass({
         // a minimum of the height of the video element, whilst also capping it from pushing out the page
         // so we have to do it via JS instead.  In this implementation we cap the height by putting
         // a maxHeight on the underlying remote video tag.
-        var auxPanelMaxHeight;
+
+        // header + footer + status + give us at least 120px of scrollback at all times.
+        var auxPanelMaxHeight = window.innerHeight -
+                (83 + // height of RoomHeader
+                 36 + // height of the status area
+                 72 + // minimum height of the message compmoser
+                 120); // amount of desired scrollback
+
+        // XXX: this is a bit of a hack and might possibly cause the video to push out the page anyway
+        // but it's better than the video going missing entirely
+        if (auxPanelMaxHeight < 50) auxPanelMaxHeight = 50;
+
         if (this.refs.callView) {
             var video = this.refs.callView.getVideoView().getRemoteVideoElement();
 
-            // header + footer + status + give us at least 100px of scrollback at all times.
-            auxPanelMaxHeight = window.innerHeight -
-                (83 + 72 +
-                 sdk.getComponent('rooms.MessageComposer').MAX_HEIGHT +
-                 100);
-
-            // XXX: this is a bit of a hack and might possibly cause the video to push out the page anyway
-            // but it's better than the video going missing entirely
-            if (auxPanelMaxHeight < 50) auxPanelMaxHeight = 50;
-
             video.style.maxHeight = auxPanelMaxHeight + "px";
 
             // the above might have made the video panel resize itself, so now
             // we need to tell the gemini panel to adapt.
             this.onChildResize();
         }
+
+        // we need to do this for general auxPanels too
+        if (this.refs.auxPanel) {
+            this.refs.auxPanel.style.maxHeight = auxPanelMaxHeight + "px";
+        }
     },
 
     onFullscreenClick: function() {
@@ -1132,6 +1380,13 @@ module.exports = React.createClass({
         }
     },
 
+    showSettings: function(show) {
+        // XXX: this is a bit naughty; we should be doing this via props
+        if (show) {
+            this.setState({editingRoomSettings: true});
+        }
+    },
+
     render: function() {
         var RoomHeader = sdk.getComponent('rooms.RoomHeader');
         var MessageComposer = sdk.getComponent('rooms.MessageComposer');
@@ -1140,6 +1395,7 @@ module.exports = React.createClass({
         var SearchBar = sdk.getComponent("rooms.SearchBar");
         var ScrollPanel = sdk.getComponent("structures.ScrollPanel");
         var TintableSvg = sdk.getComponent("elements.TintableSvg");
+        var RoomPreviewBar = sdk.getComponent("rooms.RoomPreviewBar");
 
         if (!this.state.room) {
             if (this.props.roomId) {
@@ -1281,7 +1537,7 @@ module.exports = React.createClass({
 
             var aux = null;
             if (this.state.editingRoomSettings) {
-                aux = <RoomSettings ref="room_settings" onSaveClick={this.onSaveClick} room={this.state.room} />;
+                aux = <RoomSettings ref="room_settings" onSaveClick={this.onSaveClick} onCancelClick={this.onCancelClick} room={this.state.room} />;
             }
             else if (this.state.uploadingRoomSettings) {
                 var Loader = sdk.getComponent("elements.Spinner");                
@@ -1290,6 +1546,12 @@ module.exports = React.createClass({
             else if (this.state.searching) {
                 aux = <SearchBar ref="search_bar" searchInProgress={this.state.searchInProgress } onCancelClick={this.onCancelSearchClick} onSearch={this.onSearch}/>;
             }
+            else if (this.state.guestsCanJoin && MatrixClientPeg.get().isGuest() &&
+                    (!myMember || myMember.membership !== "join")) {
+                aux = (
+                    <RoomPreviewBar onJoinClick={this.onJoinButtonClicked} canJoin={true} />
+                );
+            }
 
             var conferenceCallNotification = null;
             if (this.state.displayConfCallNotification) {
@@ -1309,7 +1571,7 @@ module.exports = React.createClass({
                 fileDropTarget = <div className="mx_RoomView_fileDropTarget">
                                     <div className="mx_RoomView_fileDropTargetLabel" title="Drop File Here">
                                         <TintableSvg src="img/upload-big.svg" width="45" height="59"/><br/>
-                                        Drop File Here
+                                        Drop file here to upload
                                     </div>
                                  </div>;
             }
@@ -1410,7 +1672,7 @@ module.exports = React.createClass({
             );
 
             return (
-                <div className={ "mx_RoomView" + (inCall ? " mx_RoomView_inCall" : "") }>
+                <div className={ "mx_RoomView" + (inCall ? " mx_RoomView_inCall" : "") } ref="roomView">
                     <RoomHeader ref="header" room={this.state.room} searchInfo={searchInfo}
                         editing={this.state.editingRoomSettings}
                         onSearchClick={this.onSearchClick}
@@ -1423,8 +1685,8 @@ module.exports = React.createClass({
                         onLeaveClick={
                             (myMember && myMember.membership === "join") ? this.onLeaveClick : null
                         } />
-                    { fileDropTarget }    
-                    <div className="mx_RoomView_auxPanel">
+                    <div className="mx_RoomView_auxPanel" ref="auxPanel">
+                        { fileDropTarget }    
                         <CallView ref="callView" room={this.state.room} ConferenceHandler={this.props.ConferenceHandler}
                             onResize={this.onChildResize} />
                         { conferenceCallNotification }
diff --git a/src/components/structures/UploadBar.js b/src/components/structures/UploadBar.js
index 12e502026f..eda843eb8a 100644
--- a/src/components/structures/UploadBar.js
+++ b/src/components/structures/UploadBar.js
@@ -57,7 +57,7 @@ module.exports = React.createClass({displayName: 'UploadBar',
             }
         }
         if (!upload) {
-            upload = uploads[0];
+            return <div />
         }
 
         var innerProgressStyle = {
diff --git a/src/components/structures/UserSettings.js b/src/components/structures/UserSettings.js
index 9196782070..44b7b9a973 100644
--- a/src/components/structures/UserSettings.js
+++ b/src/components/structures/UserSettings.js
@@ -21,6 +21,7 @@ var dis = require("../../dispatcher");
 var q = require('q');
 var version = require('../../../package.json').version;
 var UserSettingsStore = require('../../UserSettingsStore');
+var GeminiScrollbar = require('react-gemini-scrollbar');
 
 module.exports = React.createClass({
     displayName: 'UserSettings',
@@ -83,6 +84,12 @@ module.exports = React.createClass({
         }
     },
 
+    onAvatarPickerClick: function(ev) {
+        if (this.refs.file_label) {
+            this.refs.file_label.click();
+        }
+    },
+
     onAvatarSelected: function(ev) {
         var self = this;
         var changeAvatar = this.refs.changeAvatar;
@@ -172,7 +179,7 @@ module.exports = React.createClass({
         if (MatrixClientPeg.get().isGuest()) {
             accountJsx = (
                 <div className="mx_UserSettings_button" onClick={this.onUpgradeClicked}>
-                    Upgrade (It's free!)
+                    Create an account
                 </div>
             );
         }
@@ -193,6 +200,8 @@ module.exports = React.createClass({
             <div className="mx_UserSettings">
                 <RoomHeader simpleHeader="Settings" />
 
+                <GeminiScrollbar className="mx_UserSettings_body" autoshow={true}>
+
                 <h2>Profile</h2>
 
                 <div className="mx_UserSettings_section">
@@ -222,13 +231,15 @@ module.exports = React.createClass({
                     </div>
 
                     <div className="mx_UserSettings_avatarPicker">
-                        <ChangeAvatar ref="changeAvatar" initialAvatarUrl={avatarUrl}
-                            showUploadSection={false} className="mx_UserSettings_avatarPicker_img"/>
+                        <div onClick={ this.onAvatarPickerClick }>
+                            <ChangeAvatar ref="changeAvatar" initialAvatarUrl={avatarUrl}
+                                showUploadSection={false} className="mx_UserSettings_avatarPicker_img"/>
+                        </div>
                         <div className="mx_UserSettings_avatarPicker_edit">
-                            <label htmlFor="avatarInput">
-                                <img src="img/upload.svg"
+                            <label htmlFor="avatarInput" ref="file_label">
+                                <img src="img/camera.svg"
                                     alt="Upload avatar" title="Upload avatar"
-                                    width="19" height="24" />
+                                    width="17" height="15" />
                             </label>
                             <input id="avatarInput" type="file" onChange={this.onAvatarSelected}/>
                         </div>
@@ -238,13 +249,12 @@ module.exports = React.createClass({
                 <h2>Account</h2>
 
                 <div className="mx_UserSettings_section">
-                    {accountJsx}
-                </div>
-
-                <div className="mx_UserSettings_logout">
-                    <div className="mx_UserSettings_button" onClick={this.onLogoutClicked}>
+                    
+                    <div className="mx_UserSettings_logout mx_UserSettings_button" onClick={this.onLogoutClicked}>
                         Log out
                     </div>
+
+                    {accountJsx}
                 </div>
 
                 <h2>Notifications</h2>
@@ -263,6 +273,8 @@ module.exports = React.createClass({
                         Version {this.state.clientVersion}
                     </div>
                 </div>
+
+                </GeminiScrollbar>
             </div>
         );
     }
diff --git a/src/components/structures/login/ForgotPassword.js b/src/components/structures/login/ForgotPassword.js
new file mode 100644
index 0000000000..dcf6a7c28e
--- /dev/null
+++ b/src/components/structures/login/ForgotPassword.js
@@ -0,0 +1,199 @@
+/*
+Copyright 2015, 2016 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+'use strict';
+
+var React = require('react');
+var sdk = require('../../../index');
+var Modal = require("../../../Modal");
+var MatrixClientPeg = require('../../../MatrixClientPeg');
+
+var PasswordReset = require("../../../PasswordReset");
+
+module.exports = React.createClass({
+    displayName: 'ForgotPassword',
+
+    propTypes: {
+        homeserverUrl: React.PropTypes.string,
+        identityServerUrl: React.PropTypes.string,
+        onComplete: React.PropTypes.func.isRequired
+    },
+
+    getInitialState: function() {
+        return {
+            enteredHomeserverUrl: this.props.homeserverUrl,
+            enteredIdentityServerUrl: this.props.identityServerUrl,
+            progress: null
+        };
+    },
+
+    submitPasswordReset: function(hsUrl, identityUrl, email, password) {
+        this.setState({
+            progress: "sending_email"
+        });
+        this.reset = new PasswordReset(hsUrl, identityUrl);
+        this.reset.resetPassword(email, password).done(() => {
+            this.setState({
+                progress: "sent_email"
+            });
+        }, (err) => {
+            this.showErrorDialog("Failed to send email: " + err.message);
+            this.setState({
+                progress: null
+            });
+        })
+    },
+
+    onVerify: function(ev) {
+        ev.preventDefault();
+        if (!this.reset) {
+            console.error("onVerify called before submitPasswordReset!");
+            return;
+        }
+        this.reset.checkEmailLinkClicked().done((res) => {
+            this.setState({ progress: "complete" });
+        }, (err) => {
+            this.showErrorDialog(err.message);
+        })
+    },
+
+    onSubmitForm: function(ev) {
+        ev.preventDefault();
+
+        if (!this.state.email) {
+            this.showErrorDialog("The email address linked to your account must be entered.");
+        }
+        else if (!this.state.password || !this.state.password2) {
+            this.showErrorDialog("A new password must be entered.");
+        }
+        else if (this.state.password !== this.state.password2) {
+            this.showErrorDialog("New passwords must match each other.");
+        }
+        else {
+            this.submitPasswordReset(
+                this.state.enteredHomeserverUrl, this.state.enteredIdentityServerUrl,
+                this.state.email, this.state.password
+            );
+        }
+    },
+
+    onInputChanged: function(stateKey, ev) {
+        this.setState({
+            [stateKey]: ev.target.value
+        });
+    },
+
+    onHsUrlChanged: function(newHsUrl) {
+        this.setState({
+            enteredHomeserverUrl: newHsUrl
+        });
+    },
+
+    onIsUrlChanged: function(newIsUrl) {
+        this.setState({
+            enteredIdentityServerUrl: newIsUrl
+        });
+    },
+
+    showErrorDialog: function(body, title) {
+        var ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
+        Modal.createDialog(ErrorDialog, {
+            title: title,
+            description: body
+        });
+    },
+
+    render: function() {
+        var LoginHeader = sdk.getComponent("login.LoginHeader");
+        var LoginFooter = sdk.getComponent("login.LoginFooter");
+        var ServerConfig = sdk.getComponent("login.ServerConfig");
+        var Spinner = sdk.getComponent("elements.Spinner");
+
+        var resetPasswordJsx;
+
+        if (this.state.progress === "sending_email") {
+            resetPasswordJsx = <Spinner />
+        }
+        else if (this.state.progress === "sent_email") {
+            resetPasswordJsx = (
+                <div>
+                    An email has been sent to {this.state.email}. Once you&#39;ve followed
+                    the link it contains, click below.
+                    <br />
+                    <input className="mx_Login_submit" type="button" onClick={this.onVerify}
+                        value="I have verified my email address" />
+                </div>
+            );
+        }
+        else if (this.state.progress === "complete") {
+            resetPasswordJsx = (
+                <div>
+                    <p>Your password has been reset.</p>
+                    <p>You have been logged out of all devices and will no longer receive push notifications.
+                    To re-enable notifications, re-log in on each device.</p>
+                    <input className="mx_Login_submit" type="button" onClick={this.props.onComplete}
+                        value="Return to login screen" />
+                </div>
+            );
+        }
+        else {
+            resetPasswordJsx = (
+            <div>
+                To reset your password, enter the email address linked to your account:
+                <br />
+                <div>
+                    <form onSubmit={this.onSubmitForm}>
+                        <input className="mx_Login_field" ref="user" type="text"
+                            value={this.state.email}
+                            onChange={this.onInputChanged.bind(this, "email")}
+                            placeholder="Email address" autoFocus />
+                        <br />
+                        <input className="mx_Login_field" ref="pass" type="password"
+                            value={this.state.password}
+                            onChange={this.onInputChanged.bind(this, "password")}
+                            placeholder="New password" />
+                        <br />
+                        <input className="mx_Login_field" ref="pass" type="password"
+                            value={this.state.password2}
+                            onChange={this.onInputChanged.bind(this, "password2")}
+                            placeholder="Confirm your new password" />
+                        <br />
+                        <input className="mx_Login_submit" type="submit" value="Send Reset Email" />
+                    </form>
+                    <ServerConfig ref="serverConfig"
+                        withToggleButton={true}
+                        defaultHsUrl={this.props.homeserverUrl}
+                        defaultIsUrl={this.props.identityServerUrl}
+                        onHsUrlChanged={this.onHsUrlChanged}
+                        onIsUrlChanged={this.onIsUrlChanged}
+                        delayTimeMs={0}/>
+                    <LoginFooter />
+                </div>
+            </div>
+            );
+        }
+
+
+        return (
+            <div className="mx_Login">
+                <div className="mx_Login_box">
+                    <LoginHeader />
+                    {resetPasswordJsx}
+                </div>
+            </div>
+        );
+    }
+});
diff --git a/src/components/structures/login/Login.js b/src/components/structures/login/Login.js
index b7d2d762a4..b853b8fd95 100644
--- a/src/components/structures/login/Login.js
+++ b/src/components/structures/login/Login.js
@@ -33,7 +33,9 @@ module.exports = React.createClass({displayName: 'Login',
         homeserverUrl: React.PropTypes.string,
         identityServerUrl: React.PropTypes.string,
         // login shouldn't know or care how registration is done.
-        onRegisterClick: React.PropTypes.func.isRequired
+        onRegisterClick: React.PropTypes.func.isRequired,
+        // login shouldn't care how password recovery is done.
+        onForgotPasswordClick: React.PropTypes.func
     },
 
     getDefaultProps: function() {
@@ -138,7 +140,9 @@ module.exports = React.createClass({displayName: 'Login',
         switch (step) {
             case 'm.login.password':
                 return (
-                    <PasswordLogin onSubmit={this.onPasswordLogin} />
+                    <PasswordLogin
+                        onSubmit={this.onPasswordLogin}
+                        onForgotPasswordClick={this.props.onForgotPasswordClick} />
                 );
             case 'm.login.cas':
                 return (
diff --git a/src/components/structures/login/Registration.js b/src/components/structures/login/Registration.js
index f89d65d740..7b2808c72a 100644
--- a/src/components/structures/login/Registration.js
+++ b/src/components/structures/login/Registration.js
@@ -159,6 +159,15 @@ module.exports = React.createClass({
             case "RegistrationForm.ERR_PASSWORD_LENGTH":
                 errMsg = `Password too short (min ${MIN_PASSWORD_LENGTH}).`;
                 break;
+            case "RegistrationForm.ERR_EMAIL_INVALID":
+                errMsg = "This doesn't look like a valid email address";
+                break;
+            case "RegistrationForm.ERR_USERNAME_INVALID":
+                errMsg = "User names may only contain letters, numbers, dots, hyphens and underscores.";
+                break;
+            case "RegistrationForm.ERR_USERNAME_BLANK":
+                errMsg = "You need to enter a user name";
+                break;
             default:
                 console.error("Unknown error code: %s", errCode);
                 errMsg = "An unknown error occurred.";
diff --git a/src/components/views/avatars/BaseAvatar.js b/src/components/views/avatars/BaseAvatar.js
new file mode 100644
index 0000000000..2a7dcc1c01
--- /dev/null
+++ b/src/components/views/avatars/BaseAvatar.js
@@ -0,0 +1,140 @@
+/*
+Copyright 2015, 2016 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+'use strict';
+
+var React = require('react');
+var AvatarLogic = require("../../../Avatar");
+
+module.exports = React.createClass({
+    displayName: 'BaseAvatar',
+
+    propTypes: {
+        name: React.PropTypes.string.isRequired, // The name (first initial used as default)
+        idName: React.PropTypes.string, // ID for generating hash colours
+        title: React.PropTypes.string, // onHover title text
+        url: React.PropTypes.string, // highest priority of them all, shortcut to set in urls[0]
+        urls: React.PropTypes.array, // [highest_priority, ... , lowest_priority]
+        width: React.PropTypes.number,
+        height: React.PropTypes.number,
+        resizeMethod: React.PropTypes.string,
+        defaultToInitialLetter: React.PropTypes.bool // true to add default url
+    },
+
+    getDefaultProps: function() {
+        return {
+            width: 40,
+            height: 40,
+            resizeMethod: 'crop',
+            defaultToInitialLetter: true
+        }
+    },
+
+    getInitialState: function() {
+        return this._getState(this.props);
+    },
+
+    componentWillReceiveProps: function(nextProps) {
+        // work out if we need to call setState (if the image URLs array has changed)
+        var newState = this._getState(nextProps);
+        var newImageUrls = newState.imageUrls;
+        var oldImageUrls = this.state.imageUrls;
+        if (newImageUrls.length !== oldImageUrls.length) {
+            this.setState(newState); // detected a new entry
+        }
+        else {
+            // check each one to see if they are the same
+            for (var i = 0; i < newImageUrls.length; i++) {
+                if (oldImageUrls[i] !== newImageUrls[i]) {
+                    this.setState(newState); // detected a diff
+                    break;
+                }
+            }
+        }
+    },
+
+    _getState: function(props) {
+        // work out the full set of urls to try to load. This is formed like so:
+        // imageUrls: [ props.url, props.urls, default image ]
+
+        var urls = props.urls || [];
+        if (props.url) {
+            urls.unshift(props.url); // put in urls[0]
+        }
+
+        var defaultImageUrl = null;
+        if (props.defaultToInitialLetter) {
+            defaultImageUrl = AvatarLogic.defaultAvatarUrlForString(
+                props.idName || props.name
+            );
+            urls.push(defaultImageUrl); // lowest priority
+        }
+        return {
+            imageUrls: urls,
+            defaultImageUrl: defaultImageUrl,
+            urlsIndex: 0
+        };
+    },
+
+    onError: function(ev) {
+        var nextIndex = this.state.urlsIndex + 1;
+        if (nextIndex < this.state.imageUrls.length) {
+            // try the next one
+            this.setState({
+                urlsIndex: nextIndex
+            });
+        }
+    },
+
+    _getInitialLetter: function() {
+        var name = this.props.name;
+        var initial = name[0];
+        if ((initial === '@' || initial === '#') && name[1]) {
+            initial = name[1];
+        }
+        return initial.toUpperCase();
+    },
+
+    render: function() {
+        var name = this.props.name;
+
+        var imageUrl = this.state.imageUrls[this.state.urlsIndex];
+
+        if (imageUrl === this.state.defaultImageUrl) {
+            var initialLetter = this._getInitialLetter();
+            return (
+                <span className="mx_BaseAvatar" {...this.props}>
+                    <span className="mx_BaseAvatar_initial" aria-hidden="true"
+                            style={{ fontSize: (this.props.width * 0.65) + "px",
+                                    width: this.props.width + "px",
+                                    lineHeight: this.props.height + "px" }}>
+                        { initialLetter }
+                    </span>
+                    <img className="mx_BaseAvatar_image" src={imageUrl}
+                        title={this.props.title} onError={this.onError}
+                        width={this.props.width} height={this.props.height} />
+                </span>
+            );            
+        }
+        return (
+            <img className="mx_BaseAvatar mx_BaseAvatar_image" src={imageUrl}
+                onError={this.onError}
+                width={this.props.width} height={this.props.height}
+                title={this.props.title}
+                {...this.props} />
+        );
+    }
+});
diff --git a/src/components/views/avatars/MemberAvatar.js b/src/components/views/avatars/MemberAvatar.js
index 21c717aac5..5e2dbbb23a 100644
--- a/src/components/views/avatars/MemberAvatar.js
+++ b/src/components/views/avatars/MemberAvatar.js
@@ -18,7 +18,7 @@ limitations under the License.
 
 var React = require('react');
 var Avatar = require('../../../Avatar');
-var MatrixClientPeg = require('../../../MatrixClientPeg');
+var sdk = require("../../../index");
 
 module.exports = React.createClass({
     displayName: 'MemberAvatar',
@@ -27,7 +27,7 @@ module.exports = React.createClass({
         member: React.PropTypes.object.isRequired,
         width: React.PropTypes.number,
         height: React.PropTypes.number,
-        resizeMethod: React.PropTypes.string,
+        resizeMethod: React.PropTypes.string
     },
 
     getDefaultProps: function() {
@@ -38,75 +38,30 @@ module.exports = React.createClass({
         }
     },
 
-    componentWillReceiveProps: function(nextProps) {
-        this.refreshUrl();
-    },
-
-    defaultAvatarUrl: function(member, width, height, resizeMethod) {
-        return Avatar.defaultAvatarUrlForString(member.userId);
-    },
-
-    onError: function(ev) {
-        // don't tightloop if the browser can't load a data url
-        if (ev.target.src == this.defaultAvatarUrl(this.props.member)) {
-            return;
-        }
-        this.setState({
-            imageUrl: this.defaultAvatarUrl(this.props.member)
-        });
-    },
-
-    _computeUrl: function() {
-        return Avatar.avatarUrlForMember(this.props.member,
-                                         this.props.width,
-                                         this.props.height,
-                                         this.props.resizeMethod);
-    },
-
-    refreshUrl: function() {
-        var newUrl = this._computeUrl();
-        if (newUrl != this.currentUrl) {
-            this.currentUrl = newUrl;
-            this.setState({imageUrl: newUrl});
-        }
-    },
-
     getInitialState: function() {
-        return {
-            imageUrl: this._computeUrl()
-        };
+        return this._getState(this.props);
     },
 
+    componentWillReceiveProps: function(nextProps) {
+        this.setState(this._getState(nextProps));
+    },
 
-    ///////////////
+    _getState: function(props) {
+        return {
+            name: props.member.name,
+            title: props.member.userId,
+            imageUrl: Avatar.avatarUrlForMember(props.member,
+                                         props.width,
+                                         props.height,
+                                         props.resizeMethod)
+        }
+    },
 
     render: function() {
-        // XXX: recalculates default avatar url constantly
-        if (this.state.imageUrl === this.defaultAvatarUrl(this.props.member)) {
-            var initial;
-            if (this.props.member.name[0])
-                initial = this.props.member.name[0].toUpperCase();
-            if (initial === '@' && this.props.member.name[1])
-                initial = this.props.member.name[1].toUpperCase();
-         
-            return (
-                <span className="mx_MemberAvatar" {...this.props}>
-                    <span className="mx_MemberAvatar_initial" aria-hidden="true"
-                          style={{ fontSize: (this.props.width * 0.65) + "px",
-                                   width: this.props.width + "px",
-                                   lineHeight: this.props.height + "px" }}>{ initial }</span>
-                    <img className="mx_MemberAvatar_image" src={this.state.imageUrl} title={this.props.member.name}
-                         onError={this.onError} width={this.props.width} height={this.props.height} />
-                </span>
-            );            
-        }
+        var BaseAvatar = sdk.getComponent("avatars.BaseAvatar");
         return (
-            <img className="mx_MemberAvatar mx_MemberAvatar_image" src={this.state.imageUrl}
-                onError={this.onError}
-                width={this.props.width} height={this.props.height}
-                title={this.props.member.name}
-                {...this.props}
-            />
+            <BaseAvatar {...this.props} name={this.state.name} title={this.state.title}
+                idName={this.props.member.userId} url={this.state.imageUrl} />
         );
     }
 });
diff --git a/src/components/views/avatars/RoomAvatar.js b/src/components/views/avatars/RoomAvatar.js
index a83bc799a2..72ca5f7f21 100644
--- a/src/components/views/avatars/RoomAvatar.js
+++ b/src/components/views/avatars/RoomAvatar.js
@@ -16,10 +16,18 @@ limitations under the License.
 var React = require('react');
 var MatrixClientPeg = require('../../../MatrixClientPeg');
 var Avatar = require('../../../Avatar');
+var sdk = require("../../../index");
 
 module.exports = React.createClass({
     displayName: 'RoomAvatar',
 
+    propTypes: {
+        room: React.PropTypes.object.isRequired,
+        width: React.PropTypes.number,
+        height: React.PropTypes.number,
+        resizeMethod: React.PropTypes.string
+    },
+
     getDefaultProps: function() {
         return {
             width: 36,
@@ -29,84 +37,54 @@ module.exports = React.createClass({
     },
 
     getInitialState: function() {
-        this._update();
         return {
-            imageUrl: this._nextUrl()
+            urls: this.getImageUrls(this.props)
         };
     },
 
-    componentWillReceiveProps: function(nextProps) {
-        this.refreshImageUrl();
+    componentWillReceiveProps: function(newProps) {
+        this.setState({
+            urls: this.getImageUrls(newProps)
+        })
     },
 
-    refreshImageUrl: function(nextProps) {
-        // If the list has changed, we start from scratch and re-check, but
-        // don't do so unless the list has changed or we'd re-try fetching
-        // images each time we re-rendered
-        var newList = this.getUrlList();
-        var differs = false;
-        for (var i = 0; i < newList.length && i < this.urlList.length; ++i) {
-            if (this.urlList[i] != newList[i]) differs = true;
-        }
-        if (this.urlList.length != newList.length) differs = true;
-
-        if (differs) {
-            this._update();
-            this.setState({
-                imageUrl: this._nextUrl()
-            });
-        }
+    getImageUrls: function(props) {
+        return [
+            this.getRoomAvatarUrl(props), // highest priority
+            this.getOneToOneAvatar(props),
+            this.getFallbackAvatar(props) // lowest priority
+        ].filter(function(url) {
+            return url != null;
+        });
     },
 
-    _update: function() {
-        this.urlList = this.getUrlList();
-        this.urlListIndex = -1;
-    },
-
-    _nextUrl: function() {
-        do {
-            ++this.urlListIndex;
-        } while (
-            this.urlList[this.urlListIndex] === null &&
-            this.urlListIndex < this.urlList.length
-        );
-        if (this.urlListIndex < this.urlList.length) {
-            return this.urlList[this.urlListIndex];
-        } else {
-            return null;
-        }
-    },
-
-    // provided to the view class for convenience
-    roomAvatarUrl: function() {
-        var url = this.props.room.getAvatarUrl(
+    getRoomAvatarUrl: function(props) {
+        return props.room.getAvatarUrl(
             MatrixClientPeg.get().getHomeserverUrl(),
-            this.props.width, this.props.height, this.props.resizeMethod,
+            props.width, props.height, props.resizeMethod,
             false
         );
-        return url;
     },
 
-    // provided to the view class for convenience
-    getOneToOneAvatar: function() {
-        var userIds = Object.keys(this.props.room.currentState.members);
+    getOneToOneAvatar: function(props) {
+        var userIds = Object.keys(props.room.currentState.members);
 
         if (userIds.length == 2) {
             var theOtherGuy = null;
-            if (this.props.room.currentState.members[userIds[0]].userId == MatrixClientPeg.get().credentials.userId) {
-                theOtherGuy = this.props.room.currentState.members[userIds[1]];
+            if (props.room.currentState.members[userIds[0]].userId == MatrixClientPeg.get().credentials.userId) {
+                theOtherGuy = props.room.currentState.members[userIds[1]];
             } else {
-                theOtherGuy = this.props.room.currentState.members[userIds[0]];
+                theOtherGuy = props.room.currentState.members[userIds[0]];
             }
             return theOtherGuy.getAvatarUrl(
                 MatrixClientPeg.get().getHomeserverUrl(),
-                this.props.width, this.props.height, this.props.resizeMethod,
+                props.width, props.height, props.resizeMethod,
                 false
             );
         } else if (userIds.length == 1) {
-            return this.props.room.currentState.members[userIds[0]].getAvatarUrl(
+            return props.room.currentState.members[userIds[0]].getAvatarUrl(
                 MatrixClientPeg.get().getHomeserverUrl(),
-                this.props.width, this.props.height, this.props.resizeMethod,
+                props.width, props.height, props.resizeMethod,
                     false
             );
         } else {
@@ -114,58 +92,15 @@ module.exports = React.createClass({
         }
     },
 
-
-    onError: function(ev) {
-        this.setState({
-            imageUrl: this._nextUrl()
-        });
-    },
-
-
-
-    ////////////
-
-
-    getUrlList: function() {
-        return [
-            this.roomAvatarUrl(),
-            this.getOneToOneAvatar(),
-            this.getFallbackAvatar()
-        ];
-    },
-
-    getFallbackAvatar: function() {
-        return Avatar.defaultAvatarUrlForString(this.props.room.roomId);
+    getFallbackAvatar: function(props) {
+        return Avatar.defaultAvatarUrlForString(props.room.roomId);
     },
 
     render: function() {
-        var style = {
-            width: this.props.width,
-            height: this.props.height,
-        };
-
-        // XXX: recalculates fallback avatar constantly
-        if (this.state.imageUrl === this.getFallbackAvatar()) {
-            var initial;
-            if (this.props.room.name[0])
-                initial = this.props.room.name[0].toUpperCase();
-            if ((initial === '@' || initial === '#') && this.props.room.name[1])
-                initial = this.props.room.name[1].toUpperCase();
-         
-            return (
-                <span>
-                    <span className="mx_RoomAvatar_initial" aria-hidden="true"
-                          style={{ fontSize: (this.props.width * 0.65) + "px",
-                                   width: this.props.width + "px",
-                                   lineHeight: this.props.height + "px" }}>{ initial }</span>
-                    <img className="mx_RoomAvatar" src={this.state.imageUrl}
-                            onError={this.onError} style={style} />
-                </span>
-            );
-        }
-        else {
-            return <img className="mx_RoomAvatar" src={this.state.imageUrl}
-                        onError={this.onError} style={style} />
-        }
+        var BaseAvatar = sdk.getComponent("avatars.BaseAvatar");
+        return (
+            <BaseAvatar {...this.props} name={this.props.room.name}
+                idName={this.props.room.roomId} urls={this.state.urls} />
+        );
     }
 });
diff --git a/src/components/views/elements/EditableText.js b/src/components/views/elements/EditableText.js
index beedfc35c8..683cfe4fc8 100644
--- a/src/components/views/elements/EditableText.js
+++ b/src/components/views/elements/EditableText.js
@@ -18,13 +18,22 @@ limitations under the License.
 
 var React = require('react');
 
+const KEY_TAB = 9;
+const KEY_SHIFT = 16;
+const KEY_WINDOWS = 91;
+
 module.exports = React.createClass({
     displayName: 'EditableText',
     propTypes: {
         onValueChanged: React.PropTypes.func,
         initialValue: React.PropTypes.string,
         label: React.PropTypes.string,
-        placeHolder: React.PropTypes.string,
+        placeholder: React.PropTypes.string,
+        className: React.PropTypes.string,
+        labelClassName: React.PropTypes.string,
+        placeholderClassName: React.PropTypes.string,
+        blurToCancel: React.PropTypes.bool,
+        editable: React.PropTypes.bool,
     },
 
     Phases: {
@@ -36,38 +45,62 @@ module.exports = React.createClass({
         return {
             onValueChanged: function() {},
             initialValue: '',
-            label: 'Click to set',
+            label: '',
             placeholder: '',
+            editable: true,
         };
     },
 
     getInitialState: function() {
         return {
-            value: this.props.initialValue,
             phase: this.Phases.Display,
         }
     },
 
     componentWillReceiveProps: function(nextProps) {
-        this.setState({
-            value: nextProps.initialValue
-        });
+        if (nextProps.initialValue !== this.props.initialValue) {
+            this.value = nextProps.initialValue;
+            if (this.refs.editable_div) {
+                this.showPlaceholder(!this.value);
+            }
+        }
+    },
+
+    componentWillMount: function() {
+        // we track value as an JS object field rather than in React state
+        // as React doesn't play nice with contentEditable.
+        this.value = '';
+        this.placeholder = false;
+    },
+
+    componentDidMount: function() {
+        this.value = this.props.initialValue;
+        if (this.refs.editable_div) {
+            this.showPlaceholder(!this.value);
+        }
+    },
+
+    showPlaceholder: function(show) {
+        if (show) {
+            this.refs.editable_div.textContent = this.props.placeholder;
+            this.refs.editable_div.setAttribute("class", this.props.className + " " + this.props.placeholderClassName);
+            this.placeholder = true;
+            this.value = '';
+        }
+        else {
+            this.refs.editable_div.textContent = this.value;
+            this.refs.editable_div.setAttribute("class", this.props.className);
+            this.placeholder = false;
+        }            
     },
 
     getValue: function() {
-        return this.state.value;
+        return this.value;
     },
 
-    setValue: function(val, shouldSubmit, suppressListener) {
-        var self = this;
-        this.setState({
-            value: val,
-            phase: this.Phases.Display,
-        }, function() {
-            if (!suppressListener) {
-                self.onValueChanged(shouldSubmit);
-            }
-        });
+    setValue: function(value) {
+        this.value = value;
+        this.showPlaceholder(!this.value);        
     },
 
     edit: function() {
@@ -80,65 +113,106 @@ module.exports = React.createClass({
         this.setState({
             phase: this.Phases.Display,
         });
+        this.value = this.props.initialValue;
+        this.showPlaceholder(!this.value);
         this.onValueChanged(false);
     },
 
     onValueChanged: function(shouldSubmit) {
-        this.props.onValueChanged(this.state.value, shouldSubmit);
+        this.props.onValueChanged(this.value, shouldSubmit);
+    },
+
+    onKeyDown: function(ev) {
+        // console.log("keyDown: textContent=" + ev.target.textContent + ", value=" + this.value + ", placeholder=" + this.placeholder);
+        
+        if (this.placeholder) {
+            this.showPlaceholder(false);
+        }
+
+        if (ev.key == "Enter") {
+            ev.stopPropagation();
+            ev.preventDefault();
+        }
+
+        // console.log("keyDown: textContent=" + ev.target.textContent + ", value=" + this.value + ", placeholder=" + this.placeholder);
     },
 
     onKeyUp: function(ev) {
+        // console.log("keyUp: textContent=" + ev.target.textContent + ", value=" + this.value + ", placeholder=" + this.placeholder);
+
+        if (!ev.target.textContent) {
+            this.showPlaceholder(true);
+        }
+        else if (!this.placeholder) {
+            this.value = ev.target.textContent;
+        }
+
         if (ev.key == "Enter") {
             this.onFinish(ev);
         } else if (ev.key == "Escape") {
             this.cancelEdit();
         }
+
+        // console.log("keyUp: textContent=" + ev.target.textContent + ", value=" + this.value + ", placeholder=" + this.placeholder);
     },
 
-    onClickDiv: function() {
+    onClickDiv: function(ev) {
+        if (!this.props.editable) return;
+
         this.setState({
             phase: this.Phases.Edit,
         })
     },
 
     onFocus: function(ev) {
-        ev.target.setSelectionRange(0, ev.target.value.length);
-    },
+        //ev.target.setSelectionRange(0, ev.target.textContent.length);
 
-    onFinish: function(ev) {
-        if (ev.target.value) {
-            this.setValue(ev.target.value, ev.key === "Enter");
-        } else {
-            this.cancelEdit();
+        var node = ev.target.childNodes[0];
+        if (node) {
+            var range = document.createRange();
+            range.setStart(node, 0);
+            range.setEnd(node, node.length);
+            
+            var sel = window.getSelection();
+            sel.removeAllRanges();
+            sel.addRange(range);
         }
     },
 
-    onBlur: function() {
-        this.cancelEdit();
+    onFinish: function(ev) {
+        var self = this;
+        var submit = (ev.key === "Enter");
+        this.setState({
+            phase: this.Phases.Display,
+        }, function() {
+            self.onValueChanged(submit);
+        });
+    },
+
+    onBlur: function(ev) {
+        var sel = window.getSelection();
+        sel.removeAllRanges();
+
+        if (this.props.blurToCancel)
+            this.cancelEdit();
+        else
+            this.onFinish(ev);
+
+        this.showPlaceholder(!this.value);
     },
 
     render: function() {
         var editable_el;
 
-        if (this.state.phase == this.Phases.Display) {
-            if (this.state.value) {
-                editable_el = <div ref="display_div" onClick={this.onClickDiv}>{this.state.value}</div>;
-            } else {
-                editable_el = <div ref="display_div" onClick={this.onClickDiv}>{this.props.label}</div>;
-            }
-        } else if (this.state.phase == this.Phases.Edit) {
-            editable_el = (
-                <div>
-                    <input type="text" defaultValue={this.state.value}
-                        onKeyUp={this.onKeyUp} onFocus={this.onFocus} onBlur={this.onBlur} placeholder={this.props.placeHolder} autoFocus/>
-                </div>
-            );
+        if (!this.props.editable || (this.state.phase == this.Phases.Display && (this.props.label || this.props.labelClassName) && !this.value)) {
+            // show the label
+            editable_el = <div className={this.props.className + " " + this.props.labelClassName} onClick={this.onClickDiv}>{ this.props.label || this.props.initialValue }</div>;
+        } else {
+            // show the content editable div, but manually manage its contents as react and contentEditable don't play nice together
+            editable_el = <div ref="editable_div" contentEditable="true" className={this.props.className}
+                               onKeyDown={this.onKeyDown} onKeyUp={this.onKeyUp} onFocus={this.onFocus} onBlur={this.onBlur}></div>;
         }
 
-        return (
-            <div className="mx_EditableText">
-                {editable_el}
-            </div>
-        );
+        return editable_el;
     }
 });
diff --git a/src/components/views/elements/PowerSelector.js b/src/components/views/elements/PowerSelector.js
new file mode 100644
index 0000000000..c47c9f3809
--- /dev/null
+++ b/src/components/views/elements/PowerSelector.js
@@ -0,0 +1,108 @@
+/*
+Copyright 2015, 2016 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+'use strict';
+
+var React = require('react');
+
+var roles = {
+    0: 'User',
+    50: 'Moderator',
+    100: 'Admin',
+};
+
+var reverseRoles = {};
+Object.keys(roles).forEach(function(key) {
+    reverseRoles[roles[key]] = key;
+});
+
+module.exports = React.createClass({
+    displayName: 'PowerSelector',
+
+    propTypes: {
+        value: React.PropTypes.number.isRequired,
+        disabled: React.PropTypes.bool,
+        onChange: React.PropTypes.func,
+    },
+
+    getInitialState: function() {
+        return {
+            custom: (roles[this.props.value] === undefined),
+        };
+    },
+
+    onSelectChange: function(event) {
+        this.state.custom = (event.target.value === "Custom");
+        this.props.onChange(this.getValue());
+    },
+
+    onCustomBlur: function(event) {
+        this.props.onChange(this.getValue());
+    },
+
+    onCustomKeyDown: function(event) {
+        if (event.key == "Enter") {
+            this.props.onChange(this.getValue());
+        }
+    },
+
+    getValue: function() {
+        var value;
+        if (this.refs.select) {
+            value = reverseRoles[ this.refs.select.value ];
+            if (this.refs.custom) {
+                if (value === undefined) value = parseInt( this.refs.custom.value );
+            }
+        }
+        return value;
+    },
+
+    render: function() {
+        var customPicker;
+        if (this.state.custom) {
+            var input;
+            if (this.props.disabled) {
+                input = <span>{ this.props.value }</span>
+            }
+            else {
+                input = <input ref="custom" type="text" size="3" defaultValue={ this.props.value } onBlur={ this.onCustomBlur } onKeyDown={ this.onCustomKeyDown }/>
+            }
+            customPicker = <span> of { input }</span>;
+        }
+
+        var selectValue = roles[this.props.value] || "Custom";
+        var select;
+        if (this.props.disabled) {
+            select = <span>{ selectValue }</span>;
+        }
+        else {
+            select =
+                <select ref="select" defaultValue={ selectValue } onChange={ this.onSelectChange }>
+                    <option value="User">User (0)</option>
+                    <option value="Moderator">Moderator (50)</option>
+                    <option value="Admin">Admin (100)</option>
+                    <option value="Custom">Custom level</option>
+                </select>
+        }
+
+        return (
+            <span className="mx_PowerSelector">
+                { select }
+                { customPicker }
+            </span>
+        );
+    }
+});
diff --git a/src/components/views/login/PasswordLogin.js b/src/components/views/login/PasswordLogin.js
index 3367ac3257..a8751da1a7 100644
--- a/src/components/views/login/PasswordLogin.js
+++ b/src/components/views/login/PasswordLogin.js
@@ -22,7 +22,8 @@ var ReactDOM = require('react-dom');
  */
 module.exports = React.createClass({displayName: 'PasswordLogin',
     propTypes: {
-        onSubmit: React.PropTypes.func.isRequired // fn(username, password)
+        onSubmit: React.PropTypes.func.isRequired, // fn(username, password)
+        onForgotPasswordClick: React.PropTypes.func // fn()
     },
 
     getInitialState: function() {
@@ -46,6 +47,16 @@ module.exports = React.createClass({displayName: 'PasswordLogin',
     },
 
     render: function() {
+        var forgotPasswordJsx;
+
+        if (this.props.onForgotPasswordClick) {
+            forgotPasswordJsx = (
+                <a className="mx_Login_forgot" onClick={this.props.onForgotPasswordClick} href="#">
+                    Forgot your password?
+                </a>
+            );
+        }
+
         return (
             <div>
                 <form onSubmit={this.onSubmitForm}>
@@ -57,6 +68,7 @@ module.exports = React.createClass({displayName: 'PasswordLogin',
                     value={this.state.password} onChange={this.onPasswordChanged}
                     placeholder="Password" />
                 <br />
+                {forgotPasswordJsx}
                 <input className="mx_Login_submit" type="submit" value="Log in" />
                 </form>
             </div>
diff --git a/src/components/views/login/RegistrationForm.js b/src/components/views/login/RegistrationForm.js
index 534464a4ae..58d7ca3aab 100644
--- a/src/components/views/login/RegistrationForm.js
+++ b/src/components/views/login/RegistrationForm.js
@@ -17,8 +17,15 @@ limitations under the License.
 'use strict';
 
 var React = require('react');
+var Velocity = require('velocity-animate');
+require('velocity-ui-pack');
 var sdk = require('../../../index');
 
+var FIELD_EMAIL = 'field_email';
+var FIELD_USERNAME = 'field_username';
+var FIELD_PASSWORD = 'field_password';
+var FIELD_PASSWORD_CONFIRM = 'field_password_confirm';
+
 /**
  * A pure UI component which displays a registration form.
  */
@@ -50,52 +57,151 @@ module.exports = React.createClass({
             email: this.props.defaultEmail,
             username: this.props.defaultUsername,
             password: null,
-            passwordConfirm: null
+            passwordConfirm: null,
+            fieldValid: {}
         };
     },
 
     onSubmit: function(ev) {
         ev.preventDefault();
 
-        var pwd1 = this.refs.password.value.trim();
-        var pwd2 = this.refs.passwordConfirm.value.trim()
+        // validate everything, in reverse order so
+        // the error that ends up being displayed
+        // is the one from the first invalid field.
+        // It's not super ideal that this just calls
+        // onError once for each invalid field.
+        this.validateField(FIELD_PASSWORD_CONFIRM);
+        this.validateField(FIELD_PASSWORD);
+        this.validateField(FIELD_USERNAME);
+        this.validateField(FIELD_EMAIL);
 
-        var errCode;
-        if (!pwd1 || !pwd2) {
-            errCode = "RegistrationForm.ERR_PASSWORD_MISSING";
-        }
-        else if (pwd1 !== pwd2) {
-            errCode = "RegistrationForm.ERR_PASSWORD_MISMATCH";
-        }
-        else if (pwd1.length < this.props.minPasswordLength) {
-            errCode = "RegistrationForm.ERR_PASSWORD_LENGTH";
-        }
-        if (errCode) {
-            this.props.onError(errCode);
-            return;
-        }
-
-        var promise = this.props.onRegisterClick({
-            username: this.refs.username.value.trim(),
-            password: pwd1,
-            email: this.refs.email.value.trim()
-        });
-
-        if (promise) {
-            ev.target.disabled = true;
-            promise.finally(function() {
-                ev.target.disabled = false;
+        if (this.allFieldsValid()) {
+            var promise = this.props.onRegisterClick({
+                username: this.refs.username.value.trim(),
+                password: this.refs.password.value.trim(),
+                email: this.refs.email.value.trim()
             });
+
+            if (promise) {
+                ev.target.disabled = true;
+                promise.finally(function() {
+                    ev.target.disabled = false;
+                });
+            }
         }
     },
 
+    /**
+     * Returns true if all fields were valid last time
+     * they were validated.
+     */
+    allFieldsValid: function() {
+        var keys = Object.keys(this.state.fieldValid);
+        for (var i = 0; i < keys.length; ++i) {
+            if (this.state.fieldValid[keys[i]] == false) {
+                return false;
+            }
+        }
+        return true;
+    },
+
+    validateField: function(field_id) {
+        var pwd1 = this.refs.password.value.trim();
+        var pwd2 = this.refs.passwordConfirm.value.trim()
+
+        switch (field_id) {
+            case FIELD_EMAIL:
+                this.markFieldValid(
+                    field_id,
+                    this.refs.email.value == '' || !!this.refs.email.value.match(/^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,}$/i),
+                    "RegistrationForm.ERR_EMAIL_INVALID"
+                );
+                break;
+            case FIELD_USERNAME:
+                // XXX: SPEC-1
+                if (encodeURIComponent(this.refs.username.value) != this.refs.username.value) {
+                    this.markFieldValid(
+                        field_id,
+                        false,
+                        "RegistrationForm.ERR_USERNAME_INVALID"
+                    );
+                } else if (this.refs.username.value == '') {
+                    this.markFieldValid(
+                        field_id,
+                        false,
+                        "RegistrationForm.ERR_USERNAME_BLANK"
+                    );
+                } else {
+                    this.markFieldValid(field_id, true);
+                }
+                break;
+            case FIELD_PASSWORD:
+                if (pwd1 == '') {
+                    this.markFieldValid(
+                        field_id,
+                        false,
+                        "RegistrationForm.ERR_PASSWORD_MISSING"
+                    );
+                } else if (pwd1.length < this.props.minPasswordLength) {
+                    this.markFieldValid(
+                        field_id,
+                        false,
+                        "RegistrationForm.ERR_PASSWORD_LENGTH"
+                    );
+                } else {
+                    this.markFieldValid(field_id, true);
+                }
+                break;
+            case FIELD_PASSWORD_CONFIRM:
+                this.markFieldValid(
+                    field_id, pwd1 == pwd2,
+                    "RegistrationForm.ERR_PASSWORD_MISMATCH"
+                );
+                break;
+        }
+    },
+
+    markFieldValid: function(field_id, val, error_code) {
+        var fieldValid = this.state.fieldValid;
+        fieldValid[field_id] = val;
+        this.setState({fieldValid: fieldValid});
+        if (!val) {
+            Velocity(this.fieldElementById(field_id), "callout.shake", 300);
+            this.props.onError(error_code);
+        }
+    },
+
+    fieldElementById(field_id) {
+        switch (field_id) {
+            case FIELD_EMAIL:
+                return this.refs.email;
+            case FIELD_USERNAME:
+                return this.refs.username;
+            case FIELD_PASSWORD:
+                return this.refs.password;
+            case FIELD_PASSWORD_CONFIRM:
+                return this.refs.passwordConfirm;
+        }
+    },
+
+    _styleField: function(field_id, baseStyle) {
+        var style = baseStyle || {};
+        if (this.state.fieldValid[field_id] === false) {
+            style['borderColor'] = 'red';
+        }
+        return style;
+    },
+
     render: function() {
+        var self = this;
         var emailSection, registerButton;
         if (this.props.showEmail) {
             emailSection = (
                 <input className="mx_Login_field" type="text" ref="email"
                     autoFocus={true} placeholder="Email address"
-                    defaultValue={this.state.email} />
+                    defaultValue={this.state.email}
+                    style={this._styleField(FIELD_EMAIL)}
+                    onBlur={function() {self.validateField(FIELD_EMAIL)}} />
             );
         }
         if (this.props.onRegisterClick) {
@@ -111,13 +217,19 @@ module.exports = React.createClass({
                     <br />
                     <input className="mx_Login_field" type="text" ref="username"
                         placeholder="User name" defaultValue={this.state.username}
+                        style={this._styleField(FIELD_USERNAME)}
+                        onBlur={function() {self.validateField(FIELD_USERNAME)}}
                         disabled={this.props.disableUsernameChanges} />
                     <br />
                     <input className="mx_Login_field" type="password" ref="password"
+                        style={this._styleField(FIELD_PASSWORD)}
+                        onBlur={function() {self.validateField(FIELD_PASSWORD)}}
                         placeholder="Password" defaultValue={this.state.password} />
                     <br />
                     <input className="mx_Login_field" type="password" ref="passwordConfirm"
                         placeholder="Confirm password"
+                        style={this._styleField(FIELD_PASSWORD_CONFIRM)}
+                        onBlur={function() {self.validateField(FIELD_PASSWORD_CONFIRM)}}
                         defaultValue={this.state.passwordConfirm} />
                     <br />
                     {registerButton}
diff --git a/src/components/views/messages/TextualBody.js b/src/components/views/messages/TextualBody.js
index fe763d06bf..e3613ef9a3 100644
--- a/src/components/views/messages/TextualBody.js
+++ b/src/components/views/messages/TextualBody.js
@@ -36,6 +36,9 @@ module.exports = React.createClass({
     },
 
     componentDidUpdate: function() {
+        // XXX: why don't we linkify here?
+        // XXX: why do we bother doing this on update at all, given events are immutable?
+
         if (this.props.mxEvent.getContent().format === "org.matrix.custom.html")
             HtmlUtils.highlightDom(ReactDOM.findDOMNode(this));
     },
diff --git a/src/components/views/rooms/MemberInfo.js b/src/components/views/rooms/MemberInfo.js
index b5f0b88b40..a8a601c2d6 100644
--- a/src/components/views/rooms/MemberInfo.js
+++ b/src/components/views/rooms/MemberInfo.js
@@ -58,15 +58,16 @@ module.exports = React.createClass({
         var roomId = this.props.member.roomId;
         var target = this.props.member.userId;
         MatrixClientPeg.get().kick(roomId, target).done(function() {
-            // NO-OP; rely on the m.room.member event coming down else we could
-            // get out of sync if we force setState here!
-            console.log("Kick success");
-        }, function(err) {
-            Modal.createDialog(ErrorDialog, {
-                title: "Kick error",
-                description: err.message
-            });
-        });
+                // NO-OP; rely on the m.room.member event coming down else we could
+                // get out of sync if we force setState here!
+                console.log("Kick success");
+            }, function(err) {
+                Modal.createDialog(ErrorDialog, {
+                    title: "Kick error",
+                    description: err.message
+                });
+            }
+        );
         this.props.onFinished();
     },
 
@@ -74,16 +75,18 @@ module.exports = React.createClass({
         var ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
         var roomId = this.props.member.roomId;
         var target = this.props.member.userId;
-        MatrixClientPeg.get().ban(roomId, target).done(function() {
-            // NO-OP; rely on the m.room.member event coming down else we could
-            // get out of sync if we force setState here!
-            console.log("Ban success");
-        }, function(err) {
-            Modal.createDialog(ErrorDialog, {
-                title: "Ban error",
-                description: err.message
-            });
-        });
+        MatrixClientPeg.get().ban(roomId, target).done(
+            function() {
+                // NO-OP; rely on the m.room.member event coming down else we could
+                // get out of sync if we force setState here!
+                console.log("Ban success");
+            }, function(err) {
+                Modal.createDialog(ErrorDialog, {
+                    title: "Ban error",
+                    description: err.message
+                });
+            }
+        );
         this.props.onFinished();
     },
 
@@ -118,16 +121,17 @@ module.exports = React.createClass({
         }
 
         MatrixClientPeg.get().setPowerLevel(roomId, target, level, powerLevelEvent).done(
-        function() {
-            // NO-OP; rely on the m.room.member event coming down else we could
-            // get out of sync if we force setState here!
-            console.log("Mute toggle success");
-        }, function(err) {
-            Modal.createDialog(ErrorDialog, {
-                title: "Mute error",
-                description: err.message
-            });
-        });
+            function() {
+                // NO-OP; rely on the m.room.member event coming down else we could
+                // get out of sync if we force setState here!
+                console.log("Mute toggle success");
+            }, function(err) {
+                Modal.createDialog(ErrorDialog, {
+                    title: "Mute error",
+                    description: err.message
+                });
+            }
+        );
         this.props.onFinished();        
     },
 
@@ -154,22 +158,55 @@ module.exports = React.createClass({
         }
         var defaultLevel = powerLevelEvent.getContent().users_default;
         var modLevel = me.powerLevel - 1;
+        if (modLevel > 50 && defaultLevel < 50) modLevel = 50; // try to stick with the vector level defaults
         // toggle the level
         var newLevel = this.state.isTargetMod ? defaultLevel : modLevel;
         MatrixClientPeg.get().setPowerLevel(roomId, target, newLevel, powerLevelEvent).done(
-        function() {
-            // NO-OP; rely on the m.room.member event coming down else we could
-            // get out of sync if we force setState here!
-            console.log("Mod toggle success");
-        }, function(err) {
-            Modal.createDialog(ErrorDialog, {
-                title: "Mod error",
-                description: err.message
-            });
-        });
+            function() {
+                // NO-OP; rely on the m.room.member event coming down else we could
+                // get out of sync if we force setState here!
+                console.log("Mod toggle success");
+            }, function(err) {
+                Modal.createDialog(ErrorDialog, {
+                    title: "Mod error",
+                    description: err.message
+                });
+            }
+        );
         this.props.onFinished();        
     },
 
+    onPowerChange: function(powerLevel) {
+        var ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
+        var roomId = this.props.member.roomId;
+        var target = this.props.member.userId;
+        var room = MatrixClientPeg.get().getRoom(roomId);
+        if (!room) {
+            this.props.onFinished();
+            return;
+        }
+        var powerLevelEvent = room.currentState.getStateEvents(
+            "m.room.power_levels", ""
+        );
+        if (!powerLevelEvent) {
+            this.props.onFinished();
+            return;
+        }
+        MatrixClientPeg.get().setPowerLevel(roomId, target, powerLevel, powerLevelEvent).done(
+            function() {
+                // NO-OP; rely on the m.room.member event coming down else we could
+                // get out of sync if we force setState here!
+                console.log("Power change success");
+            }, function(err) {
+                Modal.createDialog(ErrorDialog, {
+                    title: "Failure to change power level",
+                    description: err.message
+                });
+            }
+        );
+        this.props.onFinished();        
+    },    
+
     onChatClick: function() {
         // check if there are any existing rooms with just us and them (1:1)
         // If so, just view that room. If not, create a private room with them.
@@ -209,20 +246,22 @@ module.exports = React.createClass({
             MatrixClientPeg.get().createRoom({
                 invite: [this.props.member.userId],
                 preset: "private_chat"
-            }).done(function(res) {
-                self.setState({ creatingRoom: false });
-                dis.dispatch({
-                    action: 'view_room',
-                    room_id: res.room_id
-                });
-                self.props.onFinished();
-            }, function(err) {
-                self.setState({ creatingRoom: false });
-                console.error(
-                    "Failed to create room: %s", JSON.stringify(err)
-                );
-                self.props.onFinished();
-            });
+            }).done(
+                function(res) {
+                    self.setState({ creatingRoom: false });
+                    dis.dispatch({
+                        action: 'view_room',
+                        room_id: res.room_id
+                    });
+                    self.props.onFinished();
+                }, function(err) {
+                    self.setState({ creatingRoom: false });
+                    console.error(
+                        "Failed to create room: %s", JSON.stringify(err)
+                    );
+                    self.props.onFinished();
+                }
+            );
         }
     },
 
@@ -291,9 +330,15 @@ module.exports = React.createClass({
             (powerLevels.events ? powerLevels.events["m.room.power_levels"] : null) ||
             powerLevels.state_default
         );
+        var levelToSend = (
+            (powerLevels.events ? powerLevels.events["m.room.message"] : null) ||
+            powerLevels.events_default
+        );
+
         can.kick = me.powerLevel >= powerLevels.kick;
         can.ban = me.powerLevel >= powerLevels.ban;
         can.mute = me.powerLevel >= editPowerLevel;
+        can.toggleMod = me.powerLevel > them.powerLevel && them.powerLevel >= levelToSend;
         can.modifyLevel = me.powerLevel > them.powerLevel;
         return can;
     },
@@ -317,12 +362,11 @@ module.exports = React.createClass({
     },
 
     render: function() {
-        var interactButton, kickButton, banButton, muteButton, giveModButton, spinner;
-        if (this.props.member.userId === MatrixClientPeg.get().credentials.userId) {
-            interactButton = <div className="mx_MemberInfo_field" onClick={this.onLeaveClick}>Leave room</div>;
-        }
-        else {
-            interactButton = <div className="mx_MemberInfo_field" onClick={this.onChatClick}>Start chat</div>;
+        var startChat, kickButton, banButton, muteButton, giveModButton, spinner;
+        if (this.props.member.userId !== MatrixClientPeg.get().credentials.userId) {
+            // FIXME: we're referring to a vector component from react-sdk
+            var BottomLeftMenuTile = sdk.getComponent('rooms.BottomLeftMenuTile');
+            startChat = <BottomLeftMenuTile collapsed={ false } img="img/create-big.svg" label="Start chat" onClick={ this.onChatClick }/>
         }
 
         if (this.state.creatingRoom) {
@@ -346,35 +390,56 @@ module.exports = React.createClass({
                 {muteLabel}
             </div>;
         }
-        if (this.state.can.modifyLevel) {
-            var giveOpLabel = this.state.isTargetMod ? "Revoke Mod" : "Make Mod";
+        if (this.state.can.toggleMod) {
+            var giveOpLabel = this.state.isTargetMod ? "Revoke Moderator" : "Make Moderator";
             giveModButton = <div className="mx_MemberInfo_field" onClick={this.onModToggle}>
                 {giveOpLabel}
             </div>
         }
 
+        // TODO: we should have an invite button if this MemberInfo is showing a user who isn't actually in the current room yet
+        // e.g. clicking on a linkified userid in a room
+
+        var adminTools;
+        if (kickButton || banButton || muteButton || giveModButton) {
+            adminTools = 
+                <div>
+                    <h3>Admin tools</h3>
+
+                    <div className="mx_MemberInfo_buttons">
+                        {muteButton}
+                        {kickButton}
+                        {banButton}
+                        {giveModButton}
+                    </div>
+                </div>
+        }
+
         var MemberAvatar = sdk.getComponent('avatars.MemberAvatar');
+        var PowerSelector = sdk.getComponent('elements.PowerSelector');
         return (
             <div className="mx_MemberInfo">
                 <img className="mx_MemberInfo_cancel" src="img/cancel.svg" width="18" height="18" onClick={this.onCancel}/>
                 <div className="mx_MemberInfo_avatar">
                     <MemberAvatar member={this.props.member} width={48} height={48} />
                 </div>
+
                 <h2>{ this.props.member.name }</h2>
-                <div className="mx_MemberInfo_profileField">
-                    { this.props.member.userId }
-                </div>
-                <div className="mx_MemberInfo_profileField">
-                    power: { this.props.member.powerLevelNorm }%
-                </div>
-                <div className="mx_MemberInfo_buttons">
-                    {interactButton}
-                    {muteButton}
-                    {kickButton}
-                    {banButton}
-                    {giveModButton}
-                    {spinner}
+
+                <div className="mx_MemberInfo_profile">
+                    <div className="mx_MemberInfo_profileField">
+                        { this.props.member.userId }
+                    </div>
+                    <div className="mx_MemberInfo_profileField">
+                        Level: <b><PowerSelector value={ parseInt(this.props.member.powerLevel) } disabled={ !this.state.can.modifyLevel } onChange={ this.onPowerChange }/></b>
+                    </div>
                 </div>
+
+                { startChat }
+
+                { adminTools }
+
+                { spinner }
             </div>
         );
     }
diff --git a/src/components/views/rooms/MemberList.js b/src/components/views/rooms/MemberList.js
index b0e2baa3d3..3e3221992e 100644
--- a/src/components/views/rooms/MemberList.js
+++ b/src/components/views/rooms/MemberList.js
@@ -15,12 +15,19 @@ limitations under the License.
 */
 var React = require('react');
 var classNames = require('classnames');
+var Matrix = require("matrix-js-sdk");
+var q = require('q');
 var MatrixClientPeg = require("../../../MatrixClientPeg");
 var Modal = require("../../../Modal");
 var sdk = require('../../../index');
 var GeminiScrollbar = require('react-gemini-scrollbar');
 
 var INITIAL_LOAD_NUM_MEMBERS = 50;
+var SHARE_HISTORY_WARNING = "Newly invited users will see the history of this room. "+
+    "If you'd prefer invited users not to see messages that were sent before they joined, "+
+    "turn off, 'Share message history with new users' in the settings for this room.";
+
+var shown_invite_warning_this_session = false;
 
 module.exports = React.createClass({
     displayName: 'MemberList',
@@ -131,12 +138,41 @@ module.exports = React.createClass({
             return;
         }
 
-        var promise;
+        var invite_defer = q.defer();
+
+        var room = MatrixClientPeg.get().getRoom(this.props.roomId);
+        var history_visibility = room.currentState.getStateEvents('m.room.history_visibility', '');
+        if (history_visibility) history_visibility = history_visibility.getContent().history_visibility;
+
+        if (history_visibility == 'shared' && !shown_invite_warning_this_session) {
+            var QuestionDialog = sdk.getComponent("dialogs.QuestionDialog");
+            Modal.createDialog(QuestionDialog, {
+                title: "Warning",
+                description: SHARE_HISTORY_WARNING,
+                button: "Invite",
+                onFinished: function(should_invite) {
+                    if (should_invite) {
+                        shown_invite_warning_this_session = true;
+                        invite_defer.resolve();
+                    } else {
+                        invite_defer.reject(null);
+                    }
+                }
+            });
+        } else {
+            invite_defer.resolve();
+        }
+
+        var promise = invite_defer.promise;;
         if (isEmailAddress) {
-            promise = MatrixClientPeg.get().inviteByEmail(this.props.roomId, inputText);
+            promise = promise.then(function() {
+                 MatrixClientPeg.get().inviteByEmail(self.props.roomId, inputText);
+            });
         }
         else {
-            promise = MatrixClientPeg.get().invite(this.props.roomId, inputText);
+            promise = promise.then(function() {
+                MatrixClientPeg.get().invite(self.props.roomId, inputText);
+            });
         }
 
         self.setState({
@@ -151,11 +187,13 @@ module.exports = React.createClass({
                 inviting: false
             });
         }, function(err) {
-            console.error("Failed to invite: %s", JSON.stringify(err));
-            Modal.createDialog(ErrorDialog, {
-                title: "Server error whilst inviting",
-                description: err.message
-            });
+            if (err !== null) {
+                console.error("Failed to invite: %s", JSON.stringify(err));
+                Modal.createDialog(ErrorDialog, {
+                    title: "Server error whilst inviting",
+                    description: err.message
+                });
+            }
             self.setState({
                 inviting: false
             });
@@ -229,7 +267,8 @@ module.exports = React.createClass({
         var MemberTile = sdk.getComponent("rooms.MemberTile");
 
         var self = this;
-        return self.state.members.filter(function(userId) {
+
+        var memberList = self.state.members.filter(function(userId) {
             var m = self.memberDict[userId];
             return m.membership == membership;
         }).map(function(userId) {
@@ -238,6 +277,31 @@ module.exports = React.createClass({
                 <MemberTile key={userId} member={m} ref={userId} />
             );
         });
+
+        if (membership === "invite") {
+            // include 3pid invites (m.room.third_party_invite) state events.
+            // The HS may have already converted these into m.room.member invites so
+            // we shouldn't add them if the 3pid invite state key (token) is in the
+            // member invite (content.third_party_invite.signed.token)
+            var room = MatrixClientPeg.get().getRoom(this.props.roomId);
+            if (room) {
+                room.currentState.getStateEvents("m.room.third_party_invite").forEach(
+                function(e) {
+                    // discard all invites which have a m.room.member event since we've
+                    // already added them.
+                    var memberEvent = room.currentState.getInviteForThreePidToken(e.getStateKey());
+                    if (memberEvent) {
+                        return;
+                    }
+                    memberList.push(
+                        <MemberTile key={e.getStateKey()} ref={e.getStateKey()}
+                            customDisplayName={e.getContent().display_name} />
+                    )
+                })
+            }
+        }
+
+        return memberList;
     },
 
     onPopulateInvite: function(e) {
@@ -254,7 +318,7 @@ module.exports = React.createClass({
         } else {
             return (
                 <form onSubmit={this.onPopulateInvite}>
-                    <input className="mx_MemberList_invite" ref="invite" placeholder="Invite user (email)"/>
+                    <input className="mx_MemberList_invite" ref="invite" id="mx_MemberList_invite" placeholder="Invite user (email)"/>
                 </form>
             );
         }
diff --git a/src/components/views/rooms/MemberTile.js b/src/components/views/rooms/MemberTile.js
index 32cc619f13..0f40180274 100644
--- a/src/components/views/rooms/MemberTile.js
+++ b/src/components/views/rooms/MemberTile.js
@@ -26,20 +26,19 @@ var Modal = require("../../../Modal");
 module.exports = React.createClass({
     displayName: 'MemberTile',
 
+    propTypes: {
+        member: React.PropTypes.any, // RoomMember
+        onFinished: React.PropTypes.func,
+        customDisplayName: React.PropTypes.string // for 3pid invites
+    },
+
     getInitialState: function() {
         return {};
     },
 
-    onLeaveClick: function() {
-        dis.dispatch({
-            action: 'leave_room',
-            room_id: this.props.member.roomId,
-        });
-        this.props.onFinished();        
-    },
-
     shouldComponentUpdate: function(nextProps, nextState) {
         if (this.state.hover !== nextState.hover) return true;
+        if (!this.props.member) { return false; } // e.g. 3pid members
         if (
             this.member_last_modified_time === undefined ||
             this.member_last_modified_time < nextProps.member.getLastModifiedTime()
@@ -65,117 +64,121 @@ module.exports = React.createClass({
     },
 
     onClick: function(e) {
+        if (!this.props.member) { return; } // e.g. 3pid members
+
         dis.dispatch({
             action: 'view_user',
             member: this.props.member,
         });
     },
 
-    getDuration: function(time) {
-        if (!time) return;
-        var t = parseInt(time / 1000);
-        var s = t % 60;
-        var m = parseInt(t / 60) % 60;
-        var h = parseInt(t / (60 * 60)) % 24;
-        var d = parseInt(t / (60 * 60 * 24));
-        if (t < 60) {
-            if (t < 0) {
-                return "0s";
-            }
-            return s + "s";
+    _getDisplayName: function() {
+        if (this.props.customDisplayName) {
+            return this.props.customDisplayName;
         }
-        if (t < 60 * 60) {
-            return m + "m";
-        }
-        if (t < 24 * 60 * 60) {
-            return h + "h";
-        }
-        return d + "d ";
-    },
-
-    getPrettyPresence: function(user) {
-        if (!user) return "Unknown";
-        var presence = user.presence;
-        if (presence === "online") return "Online";
-        if (presence === "unavailable") return "Idle"; // XXX: is this actually right?
-        if (presence === "offline") return "Offline";
-        return "Unknown";
+        return this.props.member.name;
     },
 
     getPowerLabel: function() {
-        var label = this.props.member.userId;
-        if (this.state.isTargetMod) {
-            label += " - Mod (" + this.props.member.powerLevelNorm + "%)";
+        if (!this.props.member) {
+            return this._getDisplayName();
         }
+        var label = this.props.member.userId + " (power " + this.props.member.powerLevel + ")";
         return label;
     },
 
     render: function() {
-        this.member_last_modified_time = this.props.member.getLastModifiedTime();
-        if (this.props.member.user) {
-            this.user_last_modified_time = this.props.member.user.getLastModifiedTime();
-        }
-
-        var isMyUser = MatrixClientPeg.get().credentials.userId == this.props.member.userId;
-
-        var power;
-        // if (this.props.member && this.props.member.powerLevelNorm > 0) {
-        //     var img = "img/p/p" + Math.floor(20 * this.props.member.powerLevelNorm / 100) + ".png";
-        //     power = <img src={ img } className="mx_MemberTile_power" width="44" height="44" alt=""/>;
-        // }
+        var member = this.props.member;
+        var isMyUser = false;
+        var name = this._getDisplayName();
+        var active = -1;
         var presenceClass = "mx_MemberTile_offline";
-        var mainClassName = "mx_MemberTile ";
-        if (this.props.member.user) {
-            if (this.props.member.user.presence === "online") {
-                presenceClass = "mx_MemberTile_online";
+
+        if (member) {
+            if (member.user) {
+                this.user_last_modified_time = member.user.getLastModifiedTime();
+
+                // FIXME: make presence data update whenever User.presence changes...
+                active = (
+                    (Date.now() - (member.user.lastPresenceTs - member.user.lastActiveAgo)) || -1
+                );
+
+                if (member.user.presence === "online") {
+                    presenceClass = "mx_MemberTile_online";
+                }
+                else if (member.user.presence === "unavailable") {
+                    presenceClass = "mx_MemberTile_unavailable";
+                }
             }
-            else if (this.props.member.user.presence === "unavailable") {
-                presenceClass = "mx_MemberTile_unavailable";
+            this.member_last_modified_time = member.getLastModifiedTime();
+            isMyUser = MatrixClientPeg.get().credentials.userId == member.userId;
+
+            // if (this.props.member && this.props.member.powerLevelNorm > 0) {
+            //     var img = "img/p/p" + Math.floor(20 * this.props.member.powerLevelNorm / 100) + ".png";
+            //     power = <img src={ img } className="mx_MemberTile_power" width="44" height="44" alt=""/>;
+            // }
+
+            var power;
+            if (this.props.member) {
+                var powerLevel = this.props.member.powerLevel;
+                if (powerLevel >= 50 && powerLevel < 99) {
+                    power = <img src="img/mod.svg" className="mx_MemberTile_power" width="16" height="17" alt="Mod"/>;
+                }
+                if (powerLevel >= 99) {
+                    power = <img src="img/admin.svg" className="mx_MemberTile_power" width="16" height="17" alt="Admin"/>;
+                }
             }
         }
+
+        var mainClassName = "mx_MemberTile ";
         mainClassName += presenceClass;
         if (this.state.hover) {
             mainClassName += " mx_MemberTile_hover";
         }
 
-        var name = this.props.member.name;
-        // if (isMyUser) name += " (me)"; // this does nothing other than introduce line wrapping and pain
-        //var leave = isMyUser ? <img className="mx_MemberTile_leave" src="img/delete.png" width="10" height="10" onClick={this.onLeaveClick}/> : null;
-
         var nameEl;
-        if (this.state.hover) {
-            var presence;
-            // FIXME: make presence data update whenever User.presence changes...
-            var active = this.props.member.user ? ((Date.now() - (this.props.member.user.lastPresenceTs - this.props.member.user.lastActiveAgo)) || -1) : -1;
-            if (active >= 0) {
-                presence = <div className="mx_MemberTile_presence">{ this.getPrettyPresence(this.props.member.user) } { this.getDuration(active) } ago</div>;
-            }
-            else {
-                presence = <div className="mx_MemberTile_presence">{ this.getPrettyPresence(this.props.member.user) }</div>;
-            }
-
-            nameEl =
+        if (this.state.hover && this.props.member) {
+            var presenceState = (member && member.user) ? member.user.presence : null;
+            var PresenceLabel = sdk.getComponent("rooms.PresenceLabel");
+            nameEl = (
                 <div className="mx_MemberTile_details">
                     <img className="mx_MemberTile_chevron" src="img/member_chevron.png" width="8" height="12"/>
                     <div className="mx_MemberTile_userId">{ name }</div>
-                    { presence }
+                    <PresenceLabel activeAgo={active}
+                        presenceState={presenceState} />
                 </div>
+            );
         }
         else {
-            nameEl =
+            nameEl = (
                 <div className="mx_MemberTile_name">
                     { name }
                 </div>
+            );
         }
 
         var MemberAvatar = sdk.getComponent('avatars.MemberAvatar');
+        var BaseAvatar = sdk.getComponent('avatars.BaseAvatar');
+
+        var av;
+        if (member) {
+            av = (
+                <MemberAvatar member={this.props.member} width={36} height={36} />
+            );
+        }
+        else {
+            av = (
+                <BaseAvatar name={name} width={36} height={36} />
+            );
+        }
+
         return (
             <div className={mainClassName} title={ this.getPowerLabel() }
                     onClick={ this.onClick } onMouseEnter={ this.mouseEnter }
                     onMouseLeave={ this.mouseLeave }>
                 <div className="mx_MemberTile_avatar">
-                    <MemberAvatar member={this.props.member} width={36} height={36} />
-                     { power }
+                    { av }
+                    { power }
                 </div>
                 { nameEl }
             </div>
diff --git a/src/components/views/rooms/MessageComposer.js b/src/components/views/rooms/MessageComposer.js
index f2894bd6b3..d5aaaa1128 100644
--- a/src/components/views/rooms/MessageComposer.js
+++ b/src/components/views/rooms/MessageComposer.js
@@ -75,7 +75,7 @@ module.exports = React.createClass({
 
         // a callback which is called when the height of the composer is
         // changed due to a change in content.
-        onResize: React.PropTypes.function,
+        onResize: React.PropTypes.func,
     },
 
     componentWillMount: function() {
@@ -209,23 +209,18 @@ module.exports = React.createClass({
             this.sentHistory.push(input);
             this.onEnter(ev);
         }
-        else if (ev.keyCode === KeyCode.UP) {
-            var input = this.refs.textarea.value;
-            var offset = this.refs.textarea.selectionStart || 0;
-            if (ev.ctrlKey || !input.substr(0, offset).match(/\n/)) {
-                this.sentHistory.next(1);
-                ev.preventDefault();
-                this.resizeInput();
-            }
-        }
-        else if (ev.keyCode === KeyCode.DOWN) {
-            var input = this.refs.textarea.value;
-            var offset = this.refs.textarea.selectionStart || 0;
-            if (ev.ctrlKey || !input.substr(offset).match(/\n/)) {
-                this.sentHistory.next(-1);
-                ev.preventDefault();
-                this.resizeInput();
-            }
+        else if (ev.keyCode === KeyCode.UP || ev.keyCode === KeyCode.DOWN) {
+            var oldSelectionStart = this.refs.textarea.selectionStart;
+            // Remember the keyCode because React will recycle the synthetic event
+            var keyCode = ev.keyCode;
+            // set a callback so we can see if the cursor position changes as
+            // a result of this event. If it doesn't, we cycle history.
+            setTimeout(() => {
+                if (this.refs.textarea.selectionStart == oldSelectionStart) {
+                    this.sentHistory.next(keyCode === KeyCode.UP ? 1 : -1);
+                    this.resizeInput();
+                }
+            }, 0);
         }
 
         if (this.props.tabComplete) {
@@ -341,7 +336,7 @@ module.exports = React.createClass({
                 MatrixClientPeg.get().sendTextMessage(this.props.room.roomId, contentText);
         }
 
-        sendMessagePromise.then(function() {
+        sendMessagePromise.done(function() {
             dis.dispatch({
                 action: 'message_sent'
             });
diff --git a/src/components/views/rooms/PresenceLabel.js b/src/components/views/rooms/PresenceLabel.js
new file mode 100644
index 0000000000..4ecad5b3df
--- /dev/null
+++ b/src/components/views/rooms/PresenceLabel.js
@@ -0,0 +1,84 @@
+/*
+Copyright 2015, 2016 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+'use strict';
+
+var React = require('react');
+
+var MatrixClientPeg = require('../../../MatrixClientPeg');
+var sdk = require('../../../index');
+
+module.exports = React.createClass({
+    displayName: 'PresenceLabel',
+
+    propTypes: {
+        activeAgo: React.PropTypes.number,
+        presenceState: React.PropTypes.string
+    },
+
+    getDefaultProps: function() {
+        return {
+            ago: -1,
+            presenceState: null
+        };
+    },
+
+    getDuration: function(time) {
+        if (!time) return;
+        var t = parseInt(time / 1000);
+        var s = t % 60;
+        var m = parseInt(t / 60) % 60;
+        var h = parseInt(t / (60 * 60)) % 24;
+        var d = parseInt(t / (60 * 60 * 24));
+        if (t < 60) {
+            if (t < 0) {
+                return "0s";
+            }
+            return s + "s";
+        }
+        if (t < 60 * 60) {
+            return m + "m";
+        }
+        if (t < 24 * 60 * 60) {
+            return h + "h";
+        }
+        return d + "d ";
+    },
+
+    getPrettyPresence: function(presence) {
+        if (presence === "online") return "Online";
+        if (presence === "unavailable") return "Idle"; // XXX: is this actually right?
+        if (presence === "offline") return "Offline";
+        return "Unknown";
+    },
+
+    render: function() {
+        if (this.props.activeAgo >= 0) {
+            return (
+                <div className="mx_PresenceLabel">
+                    { this.getPrettyPresence(this.props.presenceState) } { this.getDuration(this.props.activeAgo) } ago
+                </div>
+            );
+        }
+        else {
+            return (
+                <div className="mx_PresenceLabel">
+                    { this.getPrettyPresence(this.props.presenceState) }
+                </div>
+            );
+        }
+    }
+});
diff --git a/src/components/views/rooms/RoomHeader.js b/src/components/views/rooms/RoomHeader.js
index 8b5435e46a..5340798875 100644
--- a/src/components/views/rooms/RoomHeader.js
+++ b/src/components/views/rooms/RoomHeader.js
@@ -21,6 +21,12 @@ var sdk = require('../../../index');
 var dis = require("../../../dispatcher");
 var MatrixClientPeg = require('../../../MatrixClientPeg');
 
+var linkify = require('linkifyjs');
+var linkifyElement = require('linkifyjs/element');
+var linkifyMatrix = require('../../../linkify-matrix');
+
+linkifyMatrix(linkify);
+
 module.exports = React.createClass({
     displayName: 'RoomHeader',
 
@@ -41,6 +47,25 @@ module.exports = React.createClass({
         };
     },
 
+    componentWillReceiveProps: function(newProps) {
+        if (newProps.editing) {
+            var topic = this.props.room.currentState.getStateEvents('m.room.topic', '');
+            var name = this.props.room.currentState.getStateEvents('m.room.name', '');
+
+            this.setState({
+                name: name ? name.getContent().name : '',
+                defaultName: this.props.room.getDefaultRoomName(MatrixClientPeg.get().credentials.userId),
+                topic: topic ? topic.getContent().topic : '',
+            });
+        }
+    },
+
+    componentDidUpdate: function() {
+        if (this.refs.topic) {
+            linkifyElement(this.refs.topic, linkifyMatrix.options);
+        }
+    },
+
     onVideoClick: function(e) {
         dis.dispatch({
             action: 'place_call',
@@ -57,26 +82,59 @@ module.exports = React.createClass({
         });
     },
 
-    onNameChange: function(new_name) {
-        if (this.props.room.name != new_name && new_name) {
-            MatrixClientPeg.get().setRoomName(this.props.room.roomId, new_name);
+    onNameChanged: function(value) {
+        this.setState({ name : value });
+    },
+
+    onTopicChanged: function(value) {
+        this.setState({ topic : value });
+    },
+
+    onAvatarPickerClick: function(ev) {
+        if (this.refs.file_label) {
+            this.refs.file_label.click();
         }
     },
 
+    onAvatarSelected: function(ev) {
+        var self = this;
+        var changeAvatar = this.refs.changeAvatar;
+        if (!changeAvatar) {
+            console.error("No ChangeAvatar found to upload image to!");
+            return;
+        }
+        changeAvatar.onFileSelected(ev).done(function() {
+            // dunno if the avatar changed, re-check it.
+            self._refreshFromServer();
+        }, function(err) {
+            var errMsg = (typeof err === "string") ? err : (err.error || "");
+            var ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");
+            Modal.createDialog(ErrorDialog, {
+                title: "Error",
+                description: "Failed to set avatar. " + errMsg
+            });
+        });
+    },    
+
     getRoomName: function() {
-        return this.refs.name_edit.value;
+        return this.state.name;
+    },
+
+    getTopic: function() {
+        return this.state.topic;
     },
 
     render: function() {
         var EditableText = sdk.getComponent("elements.EditableText");
-        var RoomAvatar = sdk.getComponent('avatars.RoomAvatar');
+        var RoomAvatar = sdk.getComponent("avatars.RoomAvatar");
+        var ChangeAvatar = sdk.getComponent("settings.ChangeAvatar");
         var TintableSvg = sdk.getComponent("elements.TintableSvg");
 
         var header;
         if (this.props.simpleHeader) {
             var cancel;
             if (this.props.onCancelClick) {
-                cancel = <img className="mx_RoomHeader_simpleHeaderCancel" src="img/cancel-black.png" onClick={ this.props.onCancelClick } alt="Close" width="18" height="18"/>
+                cancel = <img className="mx_RoomHeader_simpleHeaderCancel" src="img/cancel.svg" onClick={ this.props.onCancelClick } alt="Close" width="18" height="18"/>
             }
             header =
                 <div className="mx_RoomHeader_wrapper">
@@ -87,27 +145,72 @@ module.exports = React.createClass({
                 </div>
         }
         else {
-            var topic = this.props.room.currentState.getStateEvents('m.room.topic', '');
-
             var name = null;
             var searchStatus = null;
             var topic_el = null;
             var cancel_button = null;
             var save_button = null;
             var settings_button = null;
-            var actual_name = this.props.room.currentState.getStateEvents('m.room.name', '');
-            if (actual_name) actual_name = actual_name.getContent().name;
             if (this.props.editing) {
-                name = 
-                    <div className="mx_RoomHeader_nameEditing">
-                        <input className="mx_RoomHeader_nameInput" type="text" defaultValue={actual_name} placeholder="Name" ref="name_edit"/>
-                    </div>
-                // if (topic) topic_el = <div className="mx_RoomHeader_topic"><textarea>{ topic.getContent().topic }</textarea></div>
-                cancel_button = <div className="mx_RoomHeader_textButton" onClick={this.props.onCancelClick}>Cancel</div>
-                save_button = <div className="mx_RoomHeader_textButton" onClick={this.props.onSaveClick}>Save Changes</div>
-            } else {
-                // <EditableText label={this.props.room.name} initialValue={actual_name} placeHolder="Name" onValueChanged={this.onNameChange} />
 
+                // calculate permissions.  XXX: this should be done on mount or something, and factored out with RoomSettings
+                var power_levels = this.props.room.currentState.getStateEvents('m.room.power_levels', '');
+                var events_levels = (power_levels ? power_levels.events : {}) || {};
+                var user_id = MatrixClientPeg.get().credentials.userId;
+
+                if (power_levels) {
+                    power_levels = power_levels.getContent();
+                    var default_user_level = parseInt(power_levels.users_default || 0);
+                    var user_levels = power_levels.users || {};
+                    var current_user_level = user_levels[user_id];
+                    if (current_user_level == undefined) current_user_level = default_user_level;
+                } else {
+                    var default_user_level = 0;
+                    var user_levels = [];
+                    var current_user_level = 0;
+                }
+                var state_default = parseInt((power_levels ? power_levels.state_default : 0) || 0);
+
+                var room_avatar_level = state_default;
+                if (events_levels['m.room.avatar'] !== undefined) {
+                    room_avatar_level = events_levels['m.room.avatar'];
+                }
+                var can_set_room_avatar = current_user_level >= room_avatar_level;
+
+                var room_name_level = state_default;
+                if (events_levels['m.room.name'] !== undefined) {
+                    room_name_level = events_levels['m.room.name'];
+                }
+                var can_set_room_name = current_user_level >= room_name_level;
+
+                var room_topic_level = state_default;
+                if (events_levels['m.room.topic'] !== undefined) {
+                    room_topic_level = events_levels['m.room.topic'];
+                }
+                var can_set_room_topic = current_user_level >= room_topic_level;
+
+                var placeholderName = "Unnamed Room";
+                if (this.state.defaultName && this.state.defaultName !== '?') {
+                    placeholderName += " (" + this.state.defaultName + ")";
+                }
+
+                save_button = <div className="mx_RoomHeader_textButton" onClick={this.props.onSaveClick}>Save</div>
+                cancel_button = <div className="mx_RoomHeader_cancelButton" onClick={this.props.onCancelClick}><img src="img/cancel.svg" width="18" height="18" alt="Cancel"/> </div>
+            }
+
+            if (can_set_room_name) {
+                name =
+                    <div className="mx_RoomHeader_name">
+                        <EditableText
+                             className="mx_RoomHeader_nametext mx_RoomHeader_editable"
+                             placeholderClassName="mx_RoomHeader_placeholder"
+                             placeholder={ placeholderName }
+                             blurToCancel={ false }
+                             onValueChanged={ this.onNameChanged }
+                             initialValue={ this.state.name }/>
+                    </div>
+            }
+            else {
                 var searchStatus;
                 // don't display the search count until the search completes and
                 // gives us a valid (possibly zero) searchCount.
@@ -123,14 +226,48 @@ module.exports = React.createClass({
                             <TintableSvg src="img/settings.svg" width="12" height="12"/>
                         </div>
                     </div>
-                if (topic) topic_el = <div className="mx_RoomHeader_topic" title={topic.getContent().topic}>{ topic.getContent().topic }</div>;
+            }
+
+            if (can_set_room_topic) {
+                topic_el =
+                    <EditableText 
+                         className="mx_RoomHeader_topic mx_RoomHeader_editable"
+                         placeholderClassName="mx_RoomHeader_placeholder"
+                         placeholder="Add a topic"
+                         blurToCancel={ false }
+                         onValueChanged={ this.onTopicChanged }
+                         initialValue={ this.state.topic }/>
+            } else {
+                var topic = this.props.room.currentState.getStateEvents('m.room.topic', '');
+                if (topic) topic_el = <div className="mx_RoomHeader_topic" ref="topic" title={ topic.getContent().topic }>{ topic.getContent().topic }</div>;
             }
 
             var roomAvatar = null;
             if (this.props.room) {
-                roomAvatar = (
-                    <RoomAvatar room={this.props.room} width="48" height="48" />
-                );
+                if (can_set_room_avatar) {
+                    roomAvatar = (
+                        <div className="mx_RoomHeader_avatarPicker">
+                            <div onClick={ this.onAvatarPickerClick }>
+                                <ChangeAvatar ref="changeAvatar" room={this.props.room} showUploadSection={false} width={48} height={48} />
+                            </div>
+                            <div className="mx_RoomHeader_avatarPicker_edit">
+                                <label htmlFor="avatarInput" ref="file_label">
+                                    <img src="img/camera.svg"
+                                        alt="Upload avatar" title="Upload avatar"
+                                        width="17" height="15" />
+                                </label>
+                                <input id="avatarInput" type="file" onChange={ this.onAvatarSelected }/>
+                            </div>
+                        </div>
+                    );
+                }
+                else {
+                    roomAvatar = (
+                        <div onClick={this.props.onSettingsClick}>
+                            <RoomAvatar room={this.props.room} width={48} height={48}/>
+                        </div>
+                    );
+                }
             }
 
             var leave_button;
@@ -149,6 +286,18 @@ module.exports = React.createClass({
                     </div>;
             }
 
+            var right_row;
+            if (!this.props.editing) {
+                right_row = 
+                    <div className="mx_RoomHeader_rightRow">
+                        { forget_button }
+                        { leave_button }
+                        <div className="mx_RoomHeader_button" onClick={this.props.onSearchClick} title="Search">
+                            <TintableSvg src="img/search.svg" width="21" height="19"/>
+                        </div>
+                    </div>;
+            }
+
             header =
                 <div className="mx_RoomHeader_wrapper">
                     <div className="mx_RoomHeader_leftRow">
@@ -160,20 +309,14 @@ module.exports = React.createClass({
                             { topic_el }
                         </div>
                     </div>
-                    {cancel_button}
                     {save_button}
-                    <div className="mx_RoomHeader_rightRow">
-                        { forget_button }
-                        { leave_button }
-                        <div className="mx_RoomHeader_button" onClick={this.props.onSearchClick} title="Search">
-                            <TintableSvg src="img/search.svg" width="21" height="19"/>
-                        </div>
-                    </div>
+                    {cancel_button}
+                    {right_row}
                 </div>
         }
 
         return (
-            <div className="mx_RoomHeader">
+            <div className={ "mx_RoomHeader " + (this.props.editing ? "mx_RoomHeader_editing" : "") }>
                 { header }
             </div>
         );
diff --git a/src/components/views/rooms/RoomPreviewBar.js b/src/components/views/rooms/RoomPreviewBar.js
new file mode 100644
index 0000000000..2f12c4c8e2
--- /dev/null
+++ b/src/components/views/rooms/RoomPreviewBar.js
@@ -0,0 +1,56 @@
+/*
+Copyright 2015, 2016 OpenMarket Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+'use strict';
+
+var React = require('react');
+
+module.exports = React.createClass({
+    displayName: 'RoomPreviewBar',
+
+    propTypes: {
+        onJoinClick: React.PropTypes.func,
+        canJoin: React.PropTypes.bool
+    },
+
+    getDefaultProps: function() {
+        return {
+            onJoinClick: function() {},
+            canJoin: false
+        };
+    },
+
+    render: function() {
+        var joinBlock;
+
+        if (this.props.canJoin) {
+            joinBlock = (
+                <div className="mx_RoomPreviewBar_join_text">
+                Would you like to <a onClick={this.props.onJoinClick}>join</a> this room?
+                </div>
+            );
+        }
+
+        return (
+            <div className="mx_RoomPreviewBar">
+                <div className="mx_RoomPreviewBar_preview_text">
+                This is a preview of this room. Room interactions have been disabled.
+                </div>
+                {joinBlock}
+            </div>
+        );
+    }
+});
diff --git a/src/components/views/rooms/RoomSettings.js b/src/components/views/rooms/RoomSettings.js
index e402ac8488..284bee41c2 100644
--- a/src/components/views/rooms/RoomSettings.js
+++ b/src/components/views/rooms/RoomSettings.js
@@ -16,21 +16,98 @@ limitations under the License.
 
 var React = require('react');
 var MatrixClientPeg = require('../../../MatrixClientPeg');
+var Tinter = require('../../../Tinter');
 var sdk = require('../../../index');
+var Modal = require('../../../Modal');
+
+var room_colors = [
+    // magic room default values courtesy of Ribot
+    ["#76cfa6", "#eaf5f0"],
+    ["#81bddb", "#eaf1f4"],
+    ["#bd79cb", "#f3eaf5"],
+    ["#c65d94", "#f5eaef"],
+    ["#e55e5e", "#f5eaea"],
+    ["#eca46f", "#f5eeea"],
+    ["#dad658", "#f5f4ea"],
+    ["#80c553", "#eef5ea"],
+    ["#bb814e", "#eee8e3"],
+    ["#595959", "#ececec"],
+];
 
 module.exports = React.createClass({
     displayName: 'RoomSettings',
 
     propTypes: {
         room: React.PropTypes.object.isRequired,
+        onSaveClick: React.PropTypes.func,
+        onCancelClick: React.PropTypes.func,
+    },
+
+    componentDidMount: function() {
+        // XXX: dirty hack to gutwrench to focus on the invite box
+        if (this.props.room.getJoinedMembers().length == 1) {
+            var inviteBox = document.getElementById("mx_MemberList_invite");
+            if (inviteBox) setTimeout(function() { inviteBox.focus(); }, 0);
+        }
     },
 
     getInitialState: function() {
+        // work out the initial color index
+        var room_color_index = undefined;
+        var color_scheme_event = this.props.room.getAccountData("org.matrix.room.color_scheme");
+        if (color_scheme_event) {
+            var color_scheme = color_scheme_event.getContent();
+            if (color_scheme.primary_color) color_scheme.primary_color = color_scheme.primary_color.toLowerCase();
+            if (color_scheme.secondary_color) color_scheme.secondary_color = color_scheme.secondary_color.toLowerCase();
+            // XXX: we should validate these values
+            for (var i = 0; i < room_colors.length; i++) {
+                var room_color = room_colors[i];
+                if (room_color[0] === color_scheme.primary_color &&
+                    room_color[1] === color_scheme.secondary_color)
+                {
+                    room_color_index = i;
+                    break;
+                }
+            }
+            if (room_color_index === undefined) {
+                // append the unrecognised colours to our palette
+                room_color_index = room_colors.length;
+                room_colors[room_color_index] = [ color_scheme.primary_color, color_scheme.secondary_color ];
+            }
+        }
+        else {
+            room_color_index = 0;
+        }
+
+        // get the aliases
+        var aliases = {};
+        var domain = MatrixClientPeg.get().getDomain();
+        var alias_events = this.props.room.currentState.getStateEvents('m.room.aliases');
+        for (var i = 0; i < alias_events.length; i++) {
+            aliases[alias_events[i].getStateKey()] = alias_events[i].getContent().aliases.slice(); // shallow copy
+        }
+        aliases[domain] = aliases[domain] || [];
+
+        var tags = {};
+        Object.keys(this.props.room.tags).forEach(function(tagName) {
+            tags[tagName] = {};
+        });
+
         return {
-            power_levels_changed: false
+            power_levels_changed: false,
+            color_scheme_changed: false,
+            color_scheme_index: room_color_index,
+            aliases_changed: false,
+            aliases: aliases,
+            tags_changed: false,
+            tags: tags,
         };
     },
 
+    resetState: function() {
+        this.set.state(this.getInitialState());
+    },
+
     canGuestsJoin: function() {
         return this.refs.guests_join.checked;
     },
@@ -40,7 +117,7 @@ module.exports = React.createClass({
     },
 
     getTopic: function() {
-        return this.refs.topic.value;
+        return this.refs.topic ? this.refs.topic.value : "";
     },
 
     getJoinRules: function() {
@@ -62,13 +139,13 @@ module.exports = React.createClass({
         power_levels = power_levels.getContent();
 
         var new_power_levels = {
-            ban: parseInt(this.refs.ban.value),
-            kick: parseInt(this.refs.kick.value),
-            redact: parseInt(this.refs.redact.value),
-            invite: parseInt(this.refs.invite.value),
-            events_default: parseInt(this.refs.events_default.value),
-            state_default: parseInt(this.refs.state_default.value),
-            users_default: parseInt(this.refs.users_default.value),
+            ban: parseInt(this.refs.ban.getValue()),
+            kick: parseInt(this.refs.kick.getValue()),
+            redact: parseInt(this.refs.redact.getValue()),
+            invite: parseInt(this.refs.invite.getValue()),
+            events_default: parseInt(this.refs.events_default.getValue()),
+            state_default: parseInt(this.refs.state_default.getValue()),
+            users_default: parseInt(this.refs.users_default.getValue()),
             users: power_levels.users,
             events: power_levels.events,
         };
@@ -76,17 +153,231 @@ module.exports = React.createClass({
         return new_power_levels;
     },
 
+    getCanonicalAlias: function() {
+        return this.refs.canonical_alias ? this.refs.canonical_alias.value : "";        
+    },
+
+    getAliasOperations: function() {
+        if (!this.state.aliases_changed) return undefined;
+
+        // work out the delta from room state to UI state
+        var ops = [];
+
+        // calculate original ("old") aliases
+        var oldAliases = {};
+        var aliases = this.state.aliases;
+        var alias_events = this.props.room.currentState.getStateEvents('m.room.aliases');
+        for (var i = 0; i < alias_events.length; i++) {
+            var domain = alias_events[i].getStateKey();
+            oldAliases[domain] = alias_events[i].getContent().aliases.slice(); // shallow copy
+        }
+
+        // FIXME: this whole delta-based set comparison function used for domains, aliases & tags
+        // should be factored out asap rather than duplicated like this.
+
+        // work out whether any domains have entirely disappeared or appeared
+        var domainDelta = {}
+        Object.keys(oldAliases).forEach(function(domain) {
+            domainDelta[domain] = domainDelta[domain] || 0;
+            domainDelta[domain]--;
+        });
+        Object.keys(aliases).forEach(function(domain) {
+            domainDelta[domain] = domainDelta[domain] || 0;
+            domainDelta[domain]++;
+        });
+
+        Object.keys(domainDelta).forEach(function(domain) {
+            switch (domainDelta[domain]) {
+                case 1: // entirely new domain
+                    aliases[domain].forEach(function(alias) {
+                        ops.push({ type: "put", alias : alias });
+                    });
+                    break;
+                case -1: // entirely removed domain
+                    oldAliases[domain].forEach(function(alias) {
+                        ops.push({ type: "delete", alias : alias });
+                    });
+                    break;
+                case 0: // mix of aliases in this domain.
+                    // compare old & new aliases for this domain
+                    var delta = {};
+                    oldAliases[domain].forEach(function(item) {
+                        delta[item] = delta[item] || 0;
+                        delta[item]--;
+                    });
+                    aliases[domain].forEach(function(item) {
+                        delta[item] = delta[item] || 0;
+                        delta[item]++;
+                    });
+
+                    Object.keys(delta).forEach(function(alias) {
+                        if (delta[alias] == 1) {
+                            ops.push({ type: "put", alias: alias });
+                        } else if (delta[alias] == -1) {
+                            ops.push({ type: "delete", alias: alias });
+                        } else {
+                            console.error("Calculated alias delta of " + delta[alias] +
+                                          " - this should never happen!");                            
+                        }
+                    });
+                    break;
+                default:
+                    console.error("Calculated domain delta of " + domainDelta[domain] +
+                                  " - this should never happen!");
+                    break;
+            }
+        });
+
+        return ops;
+    },
+
+    getTagOperations: function() {
+        if (!this.state.tags_changed) return undefined;
+
+        var ops = [];
+
+        var delta = {};
+        Object.keys(this.props.room.tags).forEach(function(oldTag) {
+            delta[oldTag] = delta[oldTag] || 0;
+            delta[oldTag]--;
+        });
+        Object.keys(this.state.tags).forEach(function(newTag) {
+            delta[newTag] = delta[newTag] || 0;
+            delta[newTag]++;
+        });
+        Object.keys(delta).forEach(function(tag) {
+            if (delta[tag] == 1) {
+                ops.push({ type: "put", tag: tag });
+            } else if (delta[tag] == -1) {
+                ops.push({ type: "delete", tag: tag });
+            } else {
+                console.error("Calculated tag delta of " + delta[tag] +
+                              " - this should never happen!");
+            }
+        });
+
+        return ops;
+    },
+
     onPowerLevelsChanged: function() {
         this.setState({
             power_levels_changed: true
         });
     },
 
-    render: function() {
-        var ChangeAvatar = sdk.getComponent('settings.ChangeAvatar');
+    getColorScheme: function() {
+        if (!this.state.color_scheme_changed) return undefined;
 
-        var topic = this.props.room.currentState.getStateEvents('m.room.topic', '');
-        if (topic) topic = topic.getContent().topic;
+        return {
+            primary_color: room_colors[this.state.color_scheme_index][0],
+            secondary_color: room_colors[this.state.color_scheme_index][1],            
+        };
+    },
+
+    onColorSchemeChanged: function(index) {
+        // preview what the user just changed the scheme to.
+        Tinter.tint(room_colors[index][0], room_colors[index][1]);
+
+        this.setState({
+            color_scheme_changed: true,
+            color_scheme_index: index,
+        });
+    },
+
+    onAliasChanged: function(domain, index, alias) {
+        if (alias === "") return; // hit the delete button to delete please
+        var oldAlias;
+        if (this.isAliasValid(alias)) {
+            oldAlias = this.state.aliases[domain][index];
+            this.state.aliases[domain][index] = alias;
+            this.setState({ aliases_changed : true });
+        }
+        else {
+            var ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");            
+            Modal.createDialog(ErrorDialog, {
+                title: "Invalid alias format", 
+                description: "'" + alias + "' is not a valid format for an alias",
+            });
+        }        
+    },
+
+    onAliasDeleted: function(domain, index) {
+        // It's a bit naughty to directly manipulate this.state, and React would
+        // normally whine at you, but it can't see us doing the splice.  Given we
+        // promptly setState anyway, it's just about acceptable.  The alternative
+        // would be to arbitrarily deepcopy to a temp variable and then setState
+        // that, but why bother when we can cut this corner.
+        var alias = this.state.aliases[domain].splice(index, 1);
+        this.setState({ 
+            aliases: this.state.aliases
+        });
+
+        this.setState({ aliases_changed : true });
+    },
+
+    onAliasAdded: function(alias) {
+        if (alias === "") return; // ignore attempts to create blank aliases
+        if (alias === undefined) {
+            alias = this.refs.add_alias ? this.refs.add_alias.getValue() : undefined;
+            if (alias === undefined || alias === "") return;
+        }
+
+        if (this.isAliasValid(alias)) {
+            var domain = alias.replace(/^.*?:/, '');
+            // XXX: do we need to deep copy aliases before editing it?
+            this.state.aliases[domain] = this.state.aliases[domain] || [];
+            this.state.aliases[domain].push(alias);
+            this.setState({ 
+                aliases: this.state.aliases
+            });
+
+            // reset the add field
+            this.refs.add_alias.setValue('');
+
+            this.setState({ aliases_changed : true });
+        }
+        else {
+            var ErrorDialog = sdk.getComponent("dialogs.ErrorDialog");            
+            Modal.createDialog(ErrorDialog, {
+                title: "Invalid alias format", 
+                description: "'" + alias + "' is not a valid format for an alias",
+            });
+        }
+    },
+
+    isAliasValid: function(alias) {
+        // XXX: FIXME SPEC-1
+        return (alias.match(/^#([^\/:,]+?):(.+)$/) && encodeURI(alias) === alias);
+    },
+
+    onTagChange: function(tagName, event) {
+        if (event.target.checked) {
+            if (tagName === 'm.favourite') {
+                delete this.state.tags['m.lowpriority'];
+            }
+            else if (tagName === 'm.lowpriority') {
+                delete this.state.tags['m.favourite'];
+            }
+
+            this.state.tags[tagName] = this.state.tags[tagName] || {};
+        }
+        else {
+            delete this.state.tags[tagName];
+        }
+
+        // XXX: hacky say to deep-edit state
+        this.setState({
+            tags: this.state.tags,
+            tags_changed: true
+        });
+    },
+
+    render: function() {
+        // TODO: go through greying out things you don't have permission to change
+        // (or turning them into informative stuff)
+
+        var EditableText = sdk.getComponent('elements.EditableText');
+        var PowerSelector = sdk.getComponent('elements.PowerSelector');
 
         var join_rule = this.props.room.currentState.getStateEvents('m.room.join_rules', '');
         if (join_rule) join_rule = join_rule.getContent().join_rule;
@@ -108,7 +399,10 @@ module.exports = React.createClass({
             }
         }
 
-        var events_levels = power_levels.events || {};
+        var events_levels = (power_levels ? power_levels.events : {}) || {};
+
+        var user_id = MatrixClientPeg.get().credentials.userId;
+
 
         if (power_levels) {
             power_levels = power_levels.getContent();
@@ -127,8 +421,6 @@ module.exports = React.createClass({
 
             var user_levels = power_levels.users || {};
 
-            var user_id = MatrixClientPeg.get().credentials.userId;
-
             var current_user_level = user_levels[user_id];
             if (current_user_level == undefined) current_user_level = default_user_level;
 
@@ -157,117 +449,308 @@ module.exports = React.createClass({
             var can_change_levels = false;
         }
 
-        var room_avatar_level = parseInt(power_levels.state_default || 0);
-        if (events_levels['m.room.avatar'] !== undefined) {
-            room_avatar_level = events_levels['m.room.avatar'];
-        }
-        var can_set_room_avatar = current_user_level >= room_avatar_level;
+        var state_default = (parseInt(power_levels ? power_levels.state_default : 0) || 0);
 
-        var change_avatar;
-        if (can_set_room_avatar) {
-            change_avatar = <div>
-                <h3>Room Icon</h3>
-                <ChangeAvatar room={this.props.room} />
+        var room_aliases_level = state_default;
+        if (events_levels['m.room.aliases'] !== undefined) {
+            room_avatar_level = events_levels['m.room.aliases'];
+        }
+        var can_set_room_aliases = current_user_level >= room_aliases_level;
+
+        var canonical_alias_level = state_default;
+        if (events_levels['m.room.canonical_alias'] !== undefined) {
+            room_avatar_level = events_levels['m.room.canonical_alias'];
+        }
+        var can_set_canonical_alias = current_user_level >= canonical_alias_level;
+
+        var tag_level = state_default;
+        if (events_levels['m.tag'] !== undefined) {
+            tag_level = events_levels['m.tag'];
+        }
+        var can_set_tag = current_user_level >= tag_level;
+
+        var self = this;
+
+        var canonical_alias_event = this.props.room.currentState.getStateEvents('m.room.canonical_alias', '');
+        var canonical_alias = canonical_alias_event ? canonical_alias_event.getContent().alias : "";
+        var domain = MatrixClientPeg.get().getDomain();
+
+        var remote_domains = Object.keys(this.state.aliases).filter(function(alias) { return alias !== domain });
+
+        var remote_aliases_section;
+        if (remote_domains.length) {
+            remote_aliases_section = 
+                <div>
+                    <div className="mx_RoomSettings_aliasLabel">
+                        This room can be found elsewhere as:
+                    </div>
+                    <div className="mx_RoomSettings_aliasesTable">
+                        { remote_domains.map(function(state_key, i) {
+                            self.state.aliases[state_key].map(function(alias, j) {
+                                return (
+                                    <div className="mx_RoomSettings_aliasesTableRow" key={ i + "_" + j }>
+                                        <EditableText
+                                             className="mx_RoomSettings_alias mx_RoomSettings_editable"
+                                             blurToCancel={ false }
+                                             editable={ false }
+                                             initialValue={ alias } />
+                                        <div className="mx_RoomSettings_deleteAlias">
+                                        </div>
+                                    </div>
+                                );
+                            });
+                        })}
+                    </div>
+                </div>
+        }
+
+        var canonical_alias_section;
+        if (can_set_canonical_alias) {
+            canonical_alias_section = 
+                <select ref="canonical_alias" defaultValue={ canonical_alias }>
+                    { Object.keys(self.state.aliases).map(function(stateKey, i) {
+                        return self.state.aliases[stateKey].map(function(alias, j) {
+                            return <option value={ alias } key={ i + "_" + j }>{ alias }</option>
+                        });
+                    })}
+                    <option value="" key="unset">not set</option>
+                </select>
+        }
+        else {
+            canonical_alias_section = <b>{ canonical_alias || "not set" }</b>;
+        }
+
+        var aliases_section =
+            <div>
+                <h3>Directory</h3>
+                <div className="mx_RoomSettings_aliasLabel">
+                    { this.state.aliases[domain].length
+                      ? "This room can be found on " + domain + " as:"
+                      : "This room is not findable on " + domain }
+                </div>
+                <div className="mx_RoomSettings_aliasesTable">
+                    { this.state.aliases[domain].map(function(alias, i) {
+                        var deleteButton;
+                        if (can_set_room_aliases) {
+                            deleteButton = <img src="img/cancel-small.svg" width="14" height="14" alt="Delete" onClick={ self.onAliasDeleted.bind(self, domain, i) }/>;
+                        }
+                        return (
+                            <div className="mx_RoomSettings_aliasesTableRow" key={ i }>
+                                <EditableText
+                                    className="mx_RoomSettings_alias mx_RoomSettings_editable"
+                                    placeholderClassName="mx_RoomSettings_aliasPlaceholder"
+                                    placeholder={ "New alias (e.g. #foo:" + domain + ")" }
+                                    blurToCancel={ false }
+                                    onValueChanged={ self.onAliasChanged.bind(self, domain, i) }
+                                    editable={ can_set_room_aliases }
+                                    initialValue={ alias } />
+                                <div className="mx_RoomSettings_deleteAlias">
+                                     { deleteButton }
+                                </div>
+                            </div>
+                        );
+                    })}
+
+                    <div className="mx_RoomSettings_aliasesTableRow" key="new">
+                        <EditableText
+                            ref="add_alias"
+                            className="mx_RoomSettings_alias mx_RoomSettings_editable"
+                            placeholderClassName="mx_RoomSettings_aliasPlaceholder"
+                            placeholder={ "New alias (e.g. #foo:" + domain + ")" }
+                            blurToCancel={ false }
+                            onValueChanged={ self.onAliasAdded } />
+                        <div className="mx_RoomSettings_addAlias">
+                             <img src="img/plus.svg" width="14" height="14" alt="Add" onClick={ self.onAliasAdded.bind(self, undefined) }/>
+                        </div>                        
+                    </div>                      
+                </div>
+
+                { remote_aliases_section }
+
+                <div className="mx_RoomSettings_aliasLabel">The official way to refer to this room is: { canonical_alias_section }</div>
             </div>;
+
+        var room_colors_section =
+            <div>
+                <h3>Room Colour</h3>
+                <div className="mx_RoomSettings_roomColors">
+                    {room_colors.map(function(room_color, i) {
+                        var selected;
+                        if (i === self.state.color_scheme_index) {
+                            selected =
+                                <div className="mx_RoomSettings_roomColor_selected">
+                                    <img src="img/tick.svg" width="17" height="14" alt="./"/>
+                                </div>
+                        }
+                        var boundClick = self.onColorSchemeChanged.bind(self, i)
+                        return (
+                            <div className="mx_RoomSettings_roomColor"
+                                  key={ "room_color_" + i }
+                                  style={{ backgroundColor: room_color[1] }}
+                                  onClick={ boundClick }>
+                                { selected }
+                                <div className="mx_RoomSettings_roomColorPrimary" style={{ backgroundColor: room_color[0] }}></div>
+                            </div>
+                        );
+                    })}
+                </div>
+            </div>;
+
+        var user_levels_section;
+        if (user_levels.length) {
+            user_levels_section =
+                <div>
+                    <div>
+                        Users with specific roles are:
+                    </div>
+                    <div>
+                        {Object.keys(user_levels).map(function(user, i) {
+                            return (
+                                <div className="mx_RoomSettings_userLevel" key={user}>
+                                    { user } is a
+                                    <PowerSelector value={ user_levels[user] } disabled={true}/>
+                                </div>
+                            );
+                        })}
+                    </div>
+                </div>;
+        }
+        else {
+            user_levels_section = <div>No users have specific privileges in this room.</div>
         }
 
         var banned = this.props.room.getMembersWithMembership("ban");
+        var banned_users_section;
+        if (banned.length) {
+            banned_users_section =
+                <div>
+                    <h3>Banned users</h3>
+                    <div className="mx_RoomSettings_banned">
+                        {banned.map(function(member, i) {
+                            return (
+                                <div key={i}>
+                                    {member.userId}
+                                </div>
+                            );
+                        })}
+                    </div>
+                </div>;
+        }
+
+        var create_event = this.props.room.currentState.getStateEvents('m.room.create', '');
+        var unfederatable_section;
+        if (create_event.getContent()["m.federate"] === false) {
+             unfederatable_section = <div className="mx_RoomSettings_powerLevel">Ths room is not accessible by remote Matrix servers.</div>
+        }
+
+        // TODO: support editing custom events_levels
+        // TODO: support editing custom user_levels
+
+        var tags = [
+            { name: "m.favourite", label: "Favourite", ref: "tag_favourite" },
+            { name: "m.lowpriority", label: "Low priority", ref: "tag_lowpriority" },
+        ];
+
+        Object.keys(this.state.tags).sort().forEach(function(tagName) {
+            if (tagName !== 'm.favourite' && tagName !== 'm.lowpriority') {
+                tags.push({ name: tagName, label: tagName });
+            }
+        });
+
+        var tags_section = 
+            <div className="mx_RoomSettings_tags">
+                This room is tagged as
+                { can_set_tag ?
+                    tags.map(function(tag, i) {
+                        return (<label key={ i }>
+                                    <input type="checkbox"
+                                           ref={ tag.ref }
+                                           checked={ tag.name in self.state.tags }
+                                           onChange={ self.onTagChange.bind(self, tag.name) }/>
+                                    { tag.label }
+                                </label>);
+                    }) : tags.map(function(tag) { return tag.label; }).join(", ")
+                }
+            </div>
 
         return (
             <div className="mx_RoomSettings">
-                <textarea className="mx_RoomSettings_description" placeholder="Topic" defaultValue={topic} ref="topic"/> <br/>
                 <label><input type="checkbox" ref="is_private" defaultChecked={join_rule != "public"}/> Make this room private</label> <br/>
                 <label><input type="checkbox" ref="share_history" defaultChecked={history_visibility == "shared"}/> Share message history with new users</label> <br/>
-                <label>
-                    <input type="checkbox" ref="guests_read" defaultChecked={history_visibility === "world_readable"}/>
-                    Allow guests to read messages in this room
-                </label> <br/>
-                <label>
-                    <input type="checkbox" ref="guests_join" defaultChecked={guest_access === "can_join"}/>
-                    Allow guests to join this room
-                </label> <br/>
-                <label className="mx_RoomSettings_encrypt"><input type="checkbox" /> Encrypt room</label> <br/>
+                <label><input type="checkbox" ref="guests_read" defaultChecked={history_visibility === "world_readable"}/> Allow guests to read messages in this room</label> <br/>
+                <label><input type="checkbox" ref="guests_join" defaultChecked={guest_access === "can_join"}/> Allow guests to join this room</label> <br/>
+                <label className="mx_RoomSettings_encrypt"><input type="checkbox" /> Encrypt room</label>
+
+                { tags_section }
+
+                { room_colors_section }
+
+                { aliases_section }
 
                 <h3>Notifications</h3>
                 <div className="mx_RoomSettings_settings">
                     <label><input type="checkbox" ref="are_notifications_muted" defaultChecked={are_notifications_muted}/> Mute notifications for this room</label>
                 </div>
 
-                <h3>Power levels</h3>
-                <div className="mx_RoomSettings_power_levels mx_RoomSettings_settings">
-                    <div>
-                        <label htmlFor="mx_RoomSettings_ban_level">Ban level</label>
-                        <input type="text" defaultValue={ban_level} size="3" ref="ban" id="mx_RoomSettings_ban_level"
-                            disabled={!can_change_levels || current_user_level < ban_level} onChange={this.onPowerLevelsChanged}/>
+                <h3>Permissions</h3>
+                <div className="mx_RoomSettings_powerLevels mx_RoomSettings_settings">
+                    <div className="mx_RoomSettings_powerLevel">
+                        <span className="mx_RoomSettings_powerLevelKey">The default role for new room members is </span>
+                        <PowerSelector ref="users_default" value={default_user_level} disabled={!can_change_levels || current_user_level < default_user_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
-                    <div>
-                        <label htmlFor="mx_RoomSettings_kick_level">Kick level</label>
-                        <input type="text" defaultValue={kick_level} size="3" ref="kick" id="mx_RoomSettings_kick_level"
-                            disabled={!can_change_levels || current_user_level < kick_level} onChange={this.onPowerLevelsChanged}/>
+                    <div className="mx_RoomSettings_powerLevel">
+                        <span className="mx_RoomSettings_powerLevelKey">To send messages, you must be a </span>
+                        <PowerSelector ref="events_default" value={send_level} disabled={!can_change_levels || current_user_level < send_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
-                    <div>
-                        <label htmlFor="mx_RoomSettings_redact_level">Redact level</label>
-                        <input type="text" defaultValue={redact_level} size="3" ref="redact" id="mx_RoomSettings_redact_level"
-                            disabled={!can_change_levels || current_user_level < redact_level} onChange={this.onPowerLevelsChanged}/>
+                    <div className="mx_RoomSettings_powerLevel">
+                        <span className="mx_RoomSettings_powerLevelKey">To invite users into the room, you must be a </span>
+                        <PowerSelector ref="invite" value={invite_level} disabled={!can_change_levels || current_user_level < invite_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
-                    <div>
-                        <label htmlFor="mx_RoomSettings_invite_level">Invite level</label>
-                        <input type="text" defaultValue={invite_level} size="3" ref="invite" id="mx_RoomSettings_invite_level"
-                            disabled={!can_change_levels || current_user_level < invite_level} onChange={this.onPowerLevelsChanged}/>
+                    <div className="mx_RoomSettings_powerLevel">
+                        <span className="mx_RoomSettings_powerLevelKey">To configure the room, you must be a </span>
+                        <PowerSelector ref="state_default" value={state_level} disabled={!can_change_levels || current_user_level < state_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
-                    <div>
-                        <label htmlFor="mx_RoomSettings_event_level">Send event level</label>
-                        <input type="text" defaultValue={send_level} size="3" ref="events_default" id="mx_RoomSettings_event_level"
-                            disabled={!can_change_levels || current_user_level < send_level} onChange={this.onPowerLevelsChanged}/>
+                    <div className="mx_RoomSettings_powerLevel">
+                        <span className="mx_RoomSettings_powerLevelKey">To kick users, you must be a </span>
+                        <PowerSelector ref="kick" value={kick_level} disabled={!can_change_levels || current_user_level < kick_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
-                    <div>
-                        <label htmlFor="mx_RoomSettings_state_level">Set state level</label>
-                        <input type="text" defaultValue={state_level} size="3" ref="state_default" id="mx_RoomSettings_state_level"
-                            disabled={!can_change_levels || current_user_level < state_level} onChange={this.onPowerLevelsChanged}/>
+                    <div className="mx_RoomSettings_powerLevel">
+                        <span className="mx_RoomSettings_powerLevelKey">To ban users, you must be a </span>
+                        <PowerSelector ref="ban" value={ban_level} disabled={!can_change_levels || current_user_level < ban_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
-                    <div>
-                        <label htmlFor="mx_RoomSettings_user_level">Default user level</label>
-                        <input type="text" defaultValue={default_user_level} size="3" ref="users_default"
-                            id="mx_RoomSettings_user_level" disabled={!can_change_levels || current_user_level < default_user_level}
-                            onChange={this.onPowerLevelsChanged}/>
+                    <div className="mx_RoomSettings_powerLevel">
+                        <span className="mx_RoomSettings_powerLevelKey">To redact messages, you must be a </span>
+                        <PowerSelector ref="redact" value={redact_level} disabled={!can_change_levels || current_user_level < redact_level} onChange={this.onPowerLevelsChanged}/>
                     </div>
-                </div>
 
-                <h3>User levels</h3>
-                <div className="mx_RoomSettings_user_levels mx_RoomSettings_settings">
-                    {Object.keys(user_levels).map(function(user, i) {
-                        return (
-                            <div key={user}>
-                                <label htmlFor={"mx_RoomSettings_user_"+i}>{user}</label>
-                                <input type="text" defaultValue={user_levels[user]} size="3" id={"mx_RoomSettings_user_"+i} disabled/>
-                            </div>
-                        );
-                    })}
-                </div>
-
-                <h3>Event levels</h3>
-                <div className="mx_RoomSettings_event_lvels mx_RoomSettings_settings">
                     {Object.keys(events_levels).map(function(event_type, i) {
                         return (
-                            <div key={event_type}>
-                                <label htmlFor={"mx_RoomSettings_event_"+i}>{event_type}</label>
-                                <input type="text" defaultValue={events_levels[event_type]} size="3" id={"mx_RoomSettings_event_"+i} disabled/>
+                            <div className="mx_RoomSettings_powerLevel" key={event_type}>
+                                <span className="mx_RoomSettings_powerLevelKey">To send events of type <code>{ event_type }</code>, you must be a </span>
+                                <PowerSelector value={ events_levels[event_type] } disabled={true} onChange={self.onPowerLevelsChanged}/>
                             </div>
                         );
                     })}
+
+                { unfederatable_section }                    
                 </div>
 
-                <h3>Banned users</h3>
-                <div className="mx_RoomSettings_banned">
-                    {banned.map(function(member, i) {
-                        return (
-                            <div key={i}>
-                                {member.userId}
-                            </div>
-                        );
-                    })}
+                <h3>Users</h3>
+                <div className="mx_RoomSettings_userLevels mx_RoomSettings_settings">
+                    <div>
+                        Your role in this room is currently <b><PowerSelector room={ this.props.room } value={current_user_level} disabled={true}/></b>.
+                    </div>
+
+                    { user_levels_section }
                 </div>
-                {change_avatar}
+
+                { banned_users_section }
+
+                <h3>Advanced</h3>
+                <div className="mx_RoomSettings_settings">
+                    This room's internal ID is <code>{ this.props.room.roomId }</code>
+                </div>
+
             </div>
         );
     }
diff --git a/src/components/views/rooms/RoomTile.js b/src/components/views/rooms/RoomTile.js
index 16d798cb87..29b35c040c 100644
--- a/src/components/views/rooms/RoomTile.js
+++ b/src/components/views/rooms/RoomTile.js
@@ -123,7 +123,7 @@ module.exports = React.createClass({
         return connectDragSource(connectDropTarget(
             <div className={classes} onClick={this.onClick} onMouseEnter={this.onMouseEnter} onMouseLeave={this.onMouseLeave}>
                 <div className="mx_RoomTile_avatar">
-                    <RoomAvatar room={this.props.room} width="24" height="24" />
+                    <RoomAvatar room={this.props.room} width={24} height={24} />
                     { badge }
                 </div>
                 { label }
diff --git a/src/components/views/rooms/TabCompleteBar.js b/src/components/views/rooms/TabCompleteBar.js
index c640d6aa5b..ea74706f29 100644
--- a/src/components/views/rooms/TabCompleteBar.js
+++ b/src/components/views/rooms/TabCompleteBar.js
@@ -18,6 +18,7 @@ limitations under the License.
 
 var React = require('react');
 var MatrixClientPeg = require("../../../MatrixClientPeg");
+var CommandEntry = require("../../../TabCompleteEntries").CommandEntry;
 
 module.exports = React.createClass({
     displayName: 'TabCompleteBar',
@@ -31,8 +32,9 @@ module.exports = React.createClass({
             <div className="mx_TabCompleteBar">
             {this.props.entries.map(function(entry, i) {
                 return (
-                    <div key={entry.getKey() || i + ""} className="mx_TabCompleteBar_item"
-                            onClick={entry.onClick.bind(entry)} >
+                    <div key={entry.getKey() || i + ""}
+                         className={ "mx_TabCompleteBar_item " + (entry instanceof CommandEntry ? "mx_TabCompleteBar_command" : "") } 
+                         onClick={entry.onClick.bind(entry)} >
                         {entry.getImageJsx()}
                         <span className="mx_TabCompleteBar_text">
                             {entry.getText()}
diff --git a/src/components/views/settings/ChangeAvatar.js b/src/components/views/settings/ChangeAvatar.js
index f024f53a9a..7bd3d7754b 100644
--- a/src/components/views/settings/ChangeAvatar.js
+++ b/src/components/views/settings/ChangeAvatar.js
@@ -25,6 +25,8 @@ module.exports = React.createClass({
         room: React.PropTypes.object,
         // if false, you need to call changeAvatar.onFileSelected yourself.
         showUploadSection: React.PropTypes.bool,
+        width: React.PropTypes.number,
+        height: React.PropTypes.number,
         className: React.PropTypes.string
     },
 
@@ -37,7 +39,9 @@ module.exports = React.createClass({
     getDefaultProps: function() {
         return {
             showUploadSection: true,
-            className: "mx_Dialog_content" // FIXME - shouldn't be this by default
+            className: "",
+            width: 80,
+            height: 80,
         };
     },
 
@@ -111,13 +115,15 @@ module.exports = React.createClass({
         // Having just set an avatar we just display that since it will take a little
         // time to propagate through to the RoomAvatar.
         if (this.props.room && !this.avatarSet) {
-            avatarImg = <RoomAvatar room={this.props.room} width='320' height='240' resizeMethod='scale' />;
+            avatarImg = <RoomAvatar room={this.props.room} width={ this.props.width } height={ this.props.height } resizeMethod='crop' />;
         } else {
             var style = {
-                maxWidth: 320,
-                maxHeight: 240,
+                width: this.props.width,
+                height: this.props.height,
+                objectFit: 'cover',
             };
-            avatarImg = <img src={this.state.avatarUrl} style={style} />;
+            // FIXME: surely we should be using MemberAvatar or UserAvatar or something here...
+            avatarImg = <img className="mx_RoomAvatar" src={this.state.avatarUrl} style={style} />;
         }
 
         var uploadSection;
diff --git a/src/components/views/settings/ChangeDisplayName.js b/src/components/views/settings/ChangeDisplayName.js
index 8b31fbf1e3..ed5eb3fa42 100644
--- a/src/components/views/settings/ChangeDisplayName.js
+++ b/src/components/views/settings/ChangeDisplayName.js
@@ -99,7 +99,9 @@ module.exports = React.createClass({
             var EditableText = sdk.getComponent('elements.EditableText');
             return (
                 <EditableText ref="displayname_edit" initialValue={this.state.displayName}
-                    label="Click to set display name."
+                    className="mx_EditableText"
+                    placeholderClassName="mx_EditableText_placeholder"
+                    placeholder="No display name"
                     onValueChanged={this.onValueChanged} />
             );
         }
diff --git a/src/components/views/voip/CallView.js b/src/components/views/voip/CallView.js
index 98bad37467..ed44313b9e 100644
--- a/src/components/views/voip/CallView.js
+++ b/src/components/views/voip/CallView.js
@@ -36,7 +36,7 @@ module.exports = React.createClass({
     propTypes: {
         // a callback which is called when the video within the callview
         // due to a change in video metadata
-        onResize: React.PropTypes.function,
+        onResize: React.PropTypes.func,
     },
 
     componentDidMount: function() {
diff --git a/src/components/views/voip/VideoFeed.js b/src/components/views/voip/VideoFeed.js
index 88d1b50cce..c4a65d1145 100644
--- a/src/components/views/voip/VideoFeed.js
+++ b/src/components/views/voip/VideoFeed.js
@@ -24,7 +24,7 @@ module.exports = React.createClass({
     propTypes: {
         // a callback which is called when the video element is resized
         // due to a change in video metadata
-        onResize: React.PropTypes.function,
+        onResize: React.PropTypes.func,
     },
 
     componentDidMount() {