OC-2541: Add GetUserNameRemoteOperation to get userName from API (JSON).

oc_framework/src/com/owncloud/android/oc_framework/operations/RemoteOperationResult.java

@@ -33,6 +33,7 @@ import org.apache.commons.httpclient.Header;
 import org.apache.commons.httpclient.HttpException;
 import org.apache.commons.httpclient.HttpStatus;
 import org.apache.jackrabbit.webdav.DavException;
+import org.json.JSONException;
 
 import com.owncloud.android.oc_framework.accounts.AccountUtils.AccountNotFoundException;
 import com.owncloud.android.oc_framework.network.CertificateCombinedException;
@@ -89,7 +90,8 @@ public class RemoteOperationResult implements Serializable {
         ACCOUNT_EXCEPTION, 
         ACCOUNT_NOT_NEW, 
         ACCOUNT_NOT_THE_SAME,
-        INVALID_CHARACTER_IN_NAME
+        INVALID_CHARACTER_IN_NAME,
+        JSON_EXCEPTION
     }
 
     private boolean mSuccess = false;
@@ -192,6 +194,9 @@ public class RemoteOperationResult implements Serializable {
                 mCode = ResultCode.SSL_ERROR;
             }
 
+        } else if (e instanceof JSONException) {
+        	mCode = ResultCode.JSON_EXCEPTION;
+        	
         } else {
             mCode = ResultCode.UNKNOWN_ERROR;
         }
@@ -294,6 +299,8 @@ public class RemoteOperationResult implements Serializable {
             } else if (mException instanceof AccountsException) {
                 return "Exception while using account";
                 
+            } else if (mException instanceof JSONException) {
+            	return "JSON exception";
             } else {
                 return "Unexpected exception";
             }

oc_framework/src/com/owncloud/android/oc_framework/operations/remote/GetUserNameRemoteOperation.java

@@ -0,0 +1,124 @@
+
+/* ownCloud Android client application
+ *   Copyright (C) 2012-2013 ownCloud Inc.
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License version 2,
+ *   as published by the Free Software Foundation.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+package com.owncloud.android.oc_framework.operations.remote;
+
+import java.io.IOException;
+
+import org.apache.commons.httpclient.HttpException;
+import org.apache.commons.httpclient.methods.GetMethod;
+import org.apache.commons.httpclient.methods.HeadMethod;
+import org.apache.http.HttpStatus;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import android.util.Log;
+
+import com.owncloud.android.oc_framework.network.webdav.WebdavClient;
+import com.owncloud.android.oc_framework.operations.RemoteOperation;
+import com.owncloud.android.oc_framework.operations.RemoteOperationResult;
+
+
+/**
+ * 
+ * @author masensio
+ *
+ * Get the UserName for a SAML connection, from a JSON with the format:
+ * 		id
+ * 		display_name
+ * 		email
+ */
+
+public class GetUserNameRemoteOperation extends RemoteOperation {
+	
+	private static final String TAG = GetUserNameRemoteOperation.class.getSimpleName();
+
+	// HEADER
+	private static final String TAG_HEADER = "OCS-APIREQUEST";
+	private static final String TAG_HEADER_VALUE = "true";
+
+	// OCS Route
+	private static final String TAG_OCS_ROUTE = "index.php/ocs/cloud/user?format=json";
+
+	// JSON Node names
+	private static final String TAG_ID = "id";
+	private static final String TAG_DISPLAY_NAME= "display_name";
+	private static final String TAG_EMAIL= "email";
+
+	private String mUserName;
+
+
+	public String getUserName() {
+		return mUserName;
+	}
+
+	private String mUrl;
+	
+	public GetUserNameRemoteOperation(String url) {
+		mUrl = url;
+	}
+
+	@Override
+	protected RemoteOperationResult run(WebdavClient client) {
+        RemoteOperationResult result = null;
+        int status = -1;
+        
+        // Get Method
+        GetMethod get = new GetMethod(mUrl);
+        // Add the Header
+        get.addRequestHeader("application/xml", "Content-Type");
+        get.addRequestHeader(TAG_HEADER, TAG_HEADER_VALUE);
+        
+        //Get the user
+        try {
+			status = client.executeMethod(get);
+			 if(isSuccess(status)) {
+				 Log.d(TAG, "Obtain RESPONSE");
+				 String response = get.getResponseBodyAsString();
+				 
+				 Log.d(TAG, response);
+
+				 // Parse the response
+				 JSONObject respJSON = new JSONObject(response);
+				 String id = respJSON.getString(TAG_ID);
+				 String display_name = respJSON.getString(TAG_DISPLAY_NAME);
+				 String email = respJSON.getString(TAG_EMAIL);
+
+				 Log.d(TAG, "Response: " + id + "-" + display_name + "-" + email);
+				 
+			 }
+		} catch (HttpException e) {
+			result = new RemoteOperationResult(e);
+			e.printStackTrace();
+		} catch (IOException e) {
+			result = new RemoteOperationResult(e);
+			e.printStackTrace();
+		} catch (JSONException e) {
+			result = new RemoteOperationResult(e);
+			e.printStackTrace();
+		} finally {
+			get.releaseConnection();
+		}
+        
+		return result;
+	}
+
+    private boolean isSuccess(int status) {
+        return (status == HttpStatus.SC_OK);
+    }
+    
+}