fix the warning when attaching multiple files: images are recoded, only videos are not

src/main/java/org/thoughtcrime/securesms/BaseConversationListFragment.java

@@ -93,12 +93,16 @@ public abstract class BaseConversationListFragment extends Fragment implements A
           if (isForwarding(getActivity())) {
             message = String.format(Util.getLocale(), getString(R.string.ask_forward_multiple), selectedChats.size());
           } else if (!uris.isEmpty()) {
-            message = String.format(Util.getLocale(), getString(R.string.share_multiple_attachments_multiple_chats), uris.size(), selectedChats.size());
+            message = String.format(Util.getLocale(), getString(R.string.ask_send_files_to_selected_chats), uris.size(), selectedChats.size());
           } else {
             message = String.format(Util.getLocale(), getString(R.string.share_text_multiple_chats), selectedChats.size(), getSharedText(getActivity()));
           }
+
           Context context = getContext();
           if (context != null) {
+            if (SendRelayedMessageUtil.containsVideoType(context, uris)) {
+              message += "\n\n" + getString(R.string.videos_sent_without_recoding);
+            }
             new AlertDialog.Builder(context)
                     .setMessage(message)
                     .setCancelable(false)

src/main/java/org/thoughtcrime/securesms/ConversationActivity.java

@@ -669,7 +669,10 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     ArrayList<Uri> uriList =  RelayUtil.getSharedUris(this);
     int sharedContactId = RelayUtil.getSharedContactId(this);
     if (uriList.size() > 1) {
-      String message = String.format(getString(R.string.share_multiple_attachments), uriList.size());
+      String message = String.format(getString(R.string.ask_send_files_to_selected_chat), uriList.size());
+      if (SendRelayedMessageUtil.containsVideoType(context, uriList)) {
+        message += "\n\n" + getString(R.string.videos_sent_without_recoding);
+      }
       new AlertDialog.Builder(this)
               .setMessage(message)
               .setCancelable(false)

src/main/java/org/thoughtcrime/securesms/util/SendRelayedMessageUtil.java

@@ -74,6 +74,16 @@ public class SendRelayedMessageUtil {
     }
   }
 
+  public static boolean containsVideoType(Context context, ArrayList<Uri> uris) {
+    for (final Uri uri : uris) {
+      final String mimeType = MediaUtil.getMimeType(context, uri);
+      if (MediaUtil.isVideoType(mimeType)) {
+        return true;
+      }
+    }
+    return false;
+  }
+
   public static DcMsg createMessage(Context context, Uri uri, String text) throws NullPointerException {
     DcContext dcContext = DcHelper.getContext(context);
     DcMsg message;