Implemented option to copy shared link in clipboard instead of trusting in external clipboard front-ends

AndroidManifest.xml

@@ -80,12 +80,10 @@
                 <category android:name="android.intent.category.DEFAULT" >
                 </category>
 
-                <data android:mimeType="*/*" android:scheme="content">
+                <data android:mimeType="*/*" >
                 </data>
 
-                <data android:mimeType="*/*" android:scheme="file">
-                </data>
-                </intent-filter>
+			</intent-filter>
         </activity>
         <activity
             android:name=".ui.activity.Preferences"
@@ -183,6 +181,11 @@
         </receiver>
         <service android:name=".files.services.FileObserverService"/>
         
+        <activity 
+            android:name=".ui.activity.CopyToClipboardActivity" 
+           	android:label="@string/copy_link"
+           	android:icon="@drawable/copy_link" />
+        
     </application>
 
 </manifest>

res/values/strings.xml

@@ -100,7 +100,7 @@
     <string name="sync_fail_in_favourites_content">Contents of %1$d files could not be sync\'ed (%2$d conflicts)</string>
     <string name="sync_foreign_files_forgotten_ticker">Some local files were forgotten</string>
     <string name="sync_foreign_files_forgotten_content">%1$d files out of the %2$s directory could not be copied into</string>
-    <string name="sync_foreign_files_forgotten_explanation">As of version 1.3.16, files uploaded from this device are copied into the local %1$s folder to prevent data loss when a single file is synced with multiple accounts.\n\nDue to this change, all files uploaded in previous versions of this app were copied into the %2$s folder. However, an error prevented the completion of this operation during account synchronization. You may either leave the file(s) as is and remove the link to %3$s, or move the file(s) into the %1$s directory and retain the link to %4$s.\n\nListed below are the local file(s), and the the remote file(s) in %5$s they were linked to.</string>
+    <string name="sync_foreign_files_forgotten_explanation">As of version 1.3.16, files uploaded from this device are copied into the local %1$s folder to prevent data loss when a single file is synced with multiple accounts.\n\nDue to this change, all files uploaded in previous versions of this app were copied into the %2$s folder. However, an error prevented the completion of this operation during account synchronization. You may either leave the file(s) as is and remove the link to %3$s, or move the file(s) into the %1$s directory and retain the link to %4$s.\n\nListed below are the local file(s), and the remote file(s) in %5$s they were linked to.</string>
 	<string name="sync_current_folder_was_removed">Folder %1$s does not exist anymore</string>    
     <string name="foreign_files_move">"Move all"</string>
     <string name="foreign_files_success">"All files were moved"</string>
@@ -252,4 +252,7 @@
 	<string name="share_link_file_error">An error occurred while trying to share this file or folder</string>
 	<string name="unshare_link_file_no_exist">Unable to unshare this file or folder. It does not exist.</string>
 	<string name="unshare_link_file_error">An error occurred while trying to unshare this file or folder</string>
+
+	<string name="copy_link">Copy link</string>	
+	<string name="clipboard_text_copied">Copied to clipboard</string>
 </resources>

src/com/owncloud/android/files/FileOperationsHelper.java

@@ -33,7 +33,7 @@ import com.owncloud.android.lib.network.webdav.WebdavUtils;
 import com.owncloud.android.lib.utils.OwnCloudVersion;
 import com.owncloud.android.services.OperationsService;
 import com.owncloud.android.ui.activity.FileActivity;
-import com.owncloud.android.ui.dialog.ActivityChooserDialog;
+import com.owncloud.android.ui.dialog.ShareLinkToDialog;
 import com.owncloud.android.utils.Log_OC;
 
 /**
@@ -89,7 +89,7 @@ public class FileOperationsHelper {
                 String link = "https://fake.url";
                 Intent intent = createShareWithLinkIntent(link);
                 String[] packagesToExclude = new String[] { callerActivity.getPackageName() };
-                DialogFragment chooserDialog = ActivityChooserDialog.newInstance(intent, packagesToExclude, file);
+                DialogFragment chooserDialog = ShareLinkToDialog.newInstance(intent, packagesToExclude, file);
                 chooserDialog.show(callerActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
                 
             } else {

src/com/owncloud/android/ui/activity/CopyToClipboardActivity.java

@@ -0,0 +1,66 @@
+/* ownCloud Android client application
+ *   Copyright (C) 2012-2014 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.ui.activity;
+
+import com.owncloud.android.R;
+
+import android.app.Activity;
+import android.content.ClipData;
+import android.content.Intent;
+import android.os.Build;
+import android.os.Bundle;
+import android.text.ClipboardManager;
+import android.widget.Toast;
+
+/**
+ * Activity copying the text of the received Intent into the system clibpoard.
+ * 
+ * @author David A. Velasco
+ */
+@SuppressWarnings("deprecation")
+public class CopyToClipboardActivity extends Activity {
+    
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        
+        // get the clipboard system service
+        ClipboardManager clipboardManager = (ClipboardManager) this.getSystemService(CLIPBOARD_SERVICE);
+        
+        // get the text to copy into the clipboard 
+        Intent intent = getIntent();
+        CharSequence text = intent.getCharSequenceExtra(Intent.EXTRA_TEXT);
+        
+        // and put the text the clipboard
+        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
+            // API level >= 11 -> modern Clipboard
+            ClipData clip = ClipData.newPlainText("ownCloud was here", text);
+            ((android.content.ClipboardManager)clipboardManager).setPrimaryClip(clip);
+            
+        } else {
+            // API level >= 11 -> legacy Clipboard
+            clipboardManager.setText(text);    
+        }
+        
+        // alert the user that the text is in the clipboard and we're done
+        Toast.makeText(this, R.string.clipboard_text_copied, Toast.LENGTH_SHORT).show();
+        
+        finish();
+    }    
+
+}

src/com/owncloud/android/ui/dialog/ShareLinkToDialog.java

@@ -43,6 +43,7 @@ import com.actionbarsherlock.app.SherlockDialogFragment;
 import com.owncloud.android.R;
 import com.owncloud.android.datamodel.OCFile;
 import com.owncloud.android.files.FileOperationsHelper;
+import com.owncloud.android.ui.activity.CopyToClipboardActivity;
 import com.owncloud.android.ui.activity.FileActivity;
 import com.owncloud.android.utils.Log_OC;
 
@@ -52,19 +53,19 @@ import com.owncloud.android.utils.Log_OC;
  * 
  * @author David A. Velasco
  */
-public class ActivityChooserDialog  extends SherlockDialogFragment {
+public class ShareLinkToDialog  extends SherlockDialogFragment {
     
-    private final static String TAG =  ActivityChooserDialog.class.getSimpleName();
-    private final static String ARG_INTENT =  ActivityChooserDialog.class.getSimpleName() + ".ARG_INTENT";
-    private final static String ARG_PACKAGES_TO_EXCLUDE =  ActivityChooserDialog.class.getSimpleName() + ".ARG_PACKAGES_TO_EXCLUDE";
-    private final static String ARG_FILE_TO_SHARE = ActivityChooserDialog.class.getSimpleName() + ".FILE_TO_SHARE";
+    private final static String TAG =  ShareLinkToDialog.class.getSimpleName();
+    private final static String ARG_INTENT =  ShareLinkToDialog.class.getSimpleName() + ".ARG_INTENT";
+    private final static String ARG_PACKAGES_TO_EXCLUDE =  ShareLinkToDialog.class.getSimpleName() + ".ARG_PACKAGES_TO_EXCLUDE";
+    private final static String ARG_FILE_TO_SHARE = ShareLinkToDialog.class.getSimpleName() + ".FILE_TO_SHARE";
     
     private ActivityAdapter mAdapter;
     private OCFile mFile;
     private Intent mIntent;
     
-    public static ActivityChooserDialog newInstance(Intent intent, String[] packagesToExclude, OCFile fileToShare) {
-        ActivityChooserDialog f = new ActivityChooserDialog();
+    public static ShareLinkToDialog newInstance(Intent intent, String[] packagesToExclude, OCFile fileToShare) {
+        ShareLinkToDialog f = new ShareLinkToDialog();
         Bundle args = new Bundle();
         args.putParcelable(ARG_INTENT, intent);
         args.putStringArray(ARG_PACKAGES_TO_EXCLUDE, packagesToExclude);
@@ -73,7 +74,7 @@ public class ActivityChooserDialog  extends SherlockDialogFragment {
         return f;
     }
     
-    public ActivityChooserDialog() {
+    public ShareLinkToDialog() {
         super();
         Log_OC.d(TAG, "constructor");
     }
@@ -95,6 +96,14 @@ public class ActivityChooserDialog  extends SherlockDialogFragment {
                 it.remove();
             }
         }
+        
+        // add activity for copy to clipboard
+        Intent copyToClipboardIntent = new Intent(getSherlockActivity(), CopyToClipboardActivity.class);
+        List<ResolveInfo> copyToClipboard = pm.queryIntentActivities(copyToClipboardIntent, 0);
+        if (!copyToClipboard.isEmpty()) {
+            activities.add(copyToClipboard.get(0));
+        }
+        
         Collections.sort(activities, new ResolveInfo.DisplayNameComparator(pm)); 
         mAdapter = new ActivityAdapter(getSherlockActivity(), pm, activities);