Allow to resend a failed message

Add an option to the context menu of the message to resend it if it has
failed.

res/menu/conversation_context.xml

@@ -11,4 +11,8 @@
 
     <item android:title="@string/conversation_context__menu_forward_message"
           android:id="@+id/menu_context_forward" />
+
+    <item android:title="@string/conversation_context__menu_resend_message"
+          android:id="@+id/menu_context_resend"
+          android:visible="false" />
 </menu>

res/values/strings.xml

@@ -496,6 +496,7 @@
     <string name="conversation_context__menu_copy_text">Copy text</string>
     <string name="conversation_context__menu_delete_message">Delete message</string>
     <string name="conversation_context__menu_forward_message">Forward message</string>
+    <string name="conversation_context__menu_resend_message">Resend message</string>
     
     <!-- conversation_insecure -->
     <string name="conversation_insecure__menu_start_secure_session">Start Secure Session</string>

src/org/thoughtcrime/securesms/ConversationFragment.java

@@ -12,6 +12,7 @@ import android.support.v4.app.LoaderManager;
 import android.support.v4.content.Loader;
 import android.text.ClipboardManager;
 import android.view.ContextMenu;
+import android.view.MenuItem;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -24,6 +25,7 @@ import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.loaders.ConversationLoader;
 import org.thoughtcrime.securesms.database.model.MessageRecord;
 import org.thoughtcrime.securesms.recipients.Recipients;
+import org.thoughtcrime.securesms.sms.MessageSender;
 
 import java.sql.Date;
 import java.text.SimpleDateFormat;
@@ -58,19 +60,23 @@ public class ConversationFragment extends SherlockListFragment
     menu.clear();
 
     inflater.inflate(R.menu.conversation_context, menu);
+
+    MessageRecord messageRecord = getMessageRecord();
+    if (messageRecord.isFailed()) {
+      MenuItem resend = menu.findItem(R.id.menu_context_resend);
+      resend.setVisible(true);
+    }
   }
 
   @Override
   public boolean onContextItemSelected(android.view.MenuItem item) {
-    Cursor cursor                     = ((CursorAdapter)getListAdapter()).getCursor();
+    MessageRecord messageRecord = getMessageRecord();
-    ConversationItem conversationItem = (ConversationItem)(((ConversationAdapter)getListAdapter()).newView(getActivity(), cursor, null));
-    MessageRecord messageRecord       = conversationItem.getMessageRecord();
-
     switch(item.getItemId()) {
     case R.id.menu_context_copy:           handleCopyMessage(messageRecord);     return true;
     case R.id.menu_context_delete_message: handleDeleteMessage(messageRecord);   return true;
     case R.id.menu_context_details:        handleDisplayDetails(messageRecord);  return true;
     case R.id.menu_context_forward:        handleForwardMessage(messageRecord);  return true;
+    case R.id.menu_context_resend:         handleResendMessage(messageRecord);   return true;
     }
 
     return false;
@@ -82,6 +88,12 @@ public class ConversationFragment extends SherlockListFragment
     this.listener = (ConversationFragmentListener)activity;
   }
 
+  private MessageRecord getMessageRecord() {
+    Cursor cursor                     = ((CursorAdapter)getListAdapter()).getCursor();
+    ConversationItem conversationItem = (ConversationItem)(((ConversationAdapter)getListAdapter()).newView(getActivity(), cursor, null));
+    return conversationItem.getMessageRecord();
+  }
+
   public void reload(Recipients recipients, long threadId) {
     this.recipients = recipients;
     this.threadId   = threadId;
@@ -158,6 +170,12 @@ public class ConversationFragment extends SherlockListFragment
     startActivity(composeIntent);
   }
 
+  private void handleResendMessage(MessageRecord message) {
+    long messageId = message.getId();
+    final Activity activity = getActivity();
+    MessageSender.resend(activity, messageId, message.isMms());
+  }
+
   private void initializeResources() {
     this.masterSecret = (MasterSecret)this.getActivity().getIntent()
                           .getParcelableExtra("master_secret");

src/org/thoughtcrime/securesms/database/MmsDatabase.java

@@ -230,6 +230,11 @@ public class MmsDatabase extends Database implements MmsSmsColumns {
                " WHERE " + ID + " = ?", new String[] {id + ""});
   }
 
+  public void markAsSending(long messageId) {
+    updateMailboxBitmask(messageId, Types.BASE_TYPE_MASK, Types.BASE_SENDING_TYPE);
+    notifyConversationListeners(getThreadIdForMessage(messageId));
+  }
+
   public void markAsSentFailed(long messageId) {
     updateMailboxBitmask(messageId, Types.BASE_TYPE_MASK, Types.BASE_SENT_FAILED_TYPE);
     notifyConversationListeners(getThreadIdForMessage(messageId));

src/org/thoughtcrime/securesms/sms/MessageSender.java

@@ -95,6 +95,23 @@ public class MessageSender {
     return threadId;
   }
 
+  public static void resend(Context context, long messageId, boolean isMms)
+  {
+
+    Intent intent;
+    if (isMms) {
+      DatabaseFactory.getMmsDatabase(context).markAsSending(messageId);
+      intent  = new Intent(SendReceiveService.SEND_MMS_ACTION, null,
+                           context, SendReceiveService.class);
+    } else {
+      DatabaseFactory.getSmsDatabase(context).markAsSending(messageId);
+      intent  = new Intent(SendReceiveService.SEND_SMS_ACTION, null,
+                           context, SendReceiveService.class);
+    }
+    intent.putExtra("message_id", messageId);
+    context.startService(intent);
+  }
+
   private static void sendMms(Context context, Recipients recipients, MasterSecret masterSecret,
                               SendReq sendRequest, long threadId, int distributionType, boolean secure)
     throws MmsException