set fallback avatar icon

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

app/src/main/java/com/nextcloud/talk/adapters/items/AdvancedUserItem.java

@@ -112,26 +112,34 @@ public class AdvancedUserItem extends AbstractFlexibleItem<AdvancedUserItem.User
         holder.avatarImageView.setController(null);
 
         if (adapter.hasFilter()) {
-            FlexibleUtils.highlightText(holder.contactDisplayName, participant.getDisplayName(),
+            FlexibleUtils.highlightText(
-                    String.valueOf(adapter.getFilter(String.class)), NextcloudTalkApplication.Companion.getSharedApplication()
+                    holder.contactDisplayName,
-                            .getResources().getColor(R.color.colorPrimary));
+                    participant.getDisplayName(),
+                    String.valueOf(adapter.getFilter(String.class)),
+                    NextcloudTalkApplication.Companion.getSharedApplication()
+                            .getResources()
+                            .getColor(R.color.colorPrimary));
         } else {
             holder.contactDisplayName.setText(participant.getDisplayName());
         }
 
         holder.serverUrl.setText((Uri.parse(userEntity.getBaseUrl()).getHost()));
 
-        if (userEntity != null && userEntity.getBaseUrl() != null && userEntity.getBaseUrl().startsWith("http://") || userEntity.getBaseUrl().startsWith("https://")) {
+        holder.avatarImageView.getHierarchy().setPlaceholderImage(R.drawable.account_circle_48dp);
+        holder.avatarImageView.getHierarchy().setFailureImage(R.drawable.account_circle_48dp);
+
+        if (userEntity != null && userEntity.getBaseUrl() != null &&
+                userEntity.getBaseUrl().startsWith("http://") ||
+                userEntity.getBaseUrl().startsWith("https://")) {
             holder.avatarImageView.setVisibility(View.VISIBLE);
 
             DraweeController draweeController = Fresco.newDraweeControllerBuilder()
                     .setOldController(holder.avatarImageView.getController())
                     .setAutoPlayAnimations(true)
                     .setImageRequest(DisplayUtils.getImageRequestForUrl(ApiUtils.getUrlForAvatarWithName(userEntity.getBaseUrl(),
-                            participant.getActorId(), R.dimen.avatar_size), null))
+                            participant.getActorId(), R.dimen.small_item_height), null))
                     .build();
             holder.avatarImageView.setController(draweeController);
-
         } else {
             holder.avatarImageView.setVisibility(View.GONE);
             RelativeLayout.LayoutParams layoutParams = (RelativeLayout.LayoutParams) holder.linearLayout.getLayoutParams();

app/src/main/java/com/nextcloud/talk/ui/dialog/ChooseAccountDialogFragment.java

@@ -113,7 +113,10 @@ public class ChooseAccountDialogFragment extends DialogFragment {
                         .setOldController(binding.currentAccount.userIcon.getController())
                         .setAutoPlayAnimations(true)
                         .setImageRequest(DisplayUtils.getImageRequestForUrl(
-                                ApiUtils.getUrlForAvatarWithName(user.getBaseUrl(), user.getUserId(), R.dimen.avatar_size),
+                                ApiUtils.getUrlForAvatarWithName(
+                                        user.getBaseUrl(),
+                                        user.getUserId(),
+                                        R.dimen.small_item_height),
                                 null))
                         .build();
                 binding.currentAccount.userIcon.setController(draweeController);

app/src/main/res/drawable/account_circle_48dp.xml

@@ -0,0 +1,27 @@
+<!--
+    @author Google LLC
+    Copyright (C) 2018 Google LLC
+
+    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.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp"
+    android:height="48dp"
+    android:autoMirrored="true"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FF666666"
+        android:fillType="nonZero"
+        android:pathData="M12,20.64C9,20.64 6.348,19.104 4.8,16.8C4.836,14.4 9.6,13.08 12,13.08C14.4,13.08 19.164,14.4 19.2,16.8C17.652,19.104 15,20.64 12,20.64M12,3.6C13.9752,3.6 15.6,5.2248 15.6,7.2C15.6,9.1752 13.9752,10.8 12,10.8C10.0248,10.8 8.4,9.1752 8.4,7.2C8.4,5.2248 10.0248,3.6 12,3.6M12,0C5.4168,0 0,5.4168 0,12C0,18.5832 5.4168,24 12,24C18.5832,24 24,18.5832 24,12C24,5.364 18.6,0 12,0Z" />
+</vector>

app/src/main/res/layout/account_item.xml

@@ -22,6 +22,7 @@
 <com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
+    xmlns:fresco="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="72dp"
     android:layout_margin="4dp"
@@ -52,7 +53,9 @@
                 android:layout_marginEnd="1dp"
                 android:layout_marginBottom="1dp"
                 android:contentDescription="@string/avatar"
-                android:src="@drawable/ic_user"
+                android:src="@drawable/account_circle_48dp"
+                fresco:placeholderImage="@drawable/account_circle_48dp"
+                fresco:failureImage="@drawable/account_circle_48dp"
                 app:roundAsCircle="true"/>
 
             <ImageView

drawable_resources/other/account-circle.svg

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg width="100%" height="100%" viewBox="0 0 24 24" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" xmlns:serif="http://www.serif.com/" style="fill-rule:evenodd;clip-rule:evenodd;stroke-linejoin:round;stroke-miterlimit:2;">
+    <g transform="matrix(1.2,0,0,1.2,-2.4,-2.4)">
+        <path d="M12,19.2C9.5,19.2 7.29,17.92 6,16C6.03,14 10,12.9 12,12.9C14,12.9 17.97,14 18,16C16.71,17.92 14.5,19.2 12,19.2M12,5C13.646,5 15,6.354 15,8C15,9.646 13.646,11 12,11C10.354,11 9,9.646 9,8C9,6.354 10.354,5 12,5M12,2C6.514,2 2,6.514 2,12C2,17.486 6.514,22 12,22C17.486,22 22,17.486 22,12C22,6.47 17.5,2 12,2Z" style="fill-rule:nonzero;"/>
+    </g>
+</svg>