Send URLs as text messages.

SignalMessaging/attachments/SharingThreadPickerViewController.m

@@ -220,16 +220,10 @@ NS_ASSUME_NONNULL_BEGIN
                      animated:YES
                    completion:^(void) {
                        __block TSOutgoingMessage *outgoingMessage = nil;
-                       if (self.attachment.isOversizeText
+                       if (self.attachment.isUrl && self.attachment.captionText.length > 0) {
-                           && self.attachment.dataLength <= kOversizeTextMessageSizeThreshold) {
+                           // Urls are added to the caption text, so discard the attachment
-                           // Try to unpack oversize text messages and send them as regular
+                           // and send the caption as a regular text message.
-                           // text messages if possible.
+                           NSString *messageText = self.attachment.captionText;
-                           NSData *_Nullable data = self.attachment.data;
-                           if (!data) {
-                               DDLogError(@"%@ couldn't load data for oversize text attachment", self.logTag);
-                           } else {
-                               NSString *messageText =
-                                   [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
                            outgoingMessage = [ThreadUtil sendMessageWithText:messageText
                                inThread:self.thread
                                messageSender:self.messageSender
@@ -239,16 +233,14 @@ NS_ASSUME_NONNULL_BEGIN
                                failure:^(NSError *_Nonnull error) {
                                    sendCompletion(error, outgoingMessage);
                                }];
-                               return;
+                       } else {
-                           }
-                       }
-
                            outgoingMessage = [ThreadUtil sendMessageWithAttachment:self.attachment
                                                                           inThread:self.thread
                                                                      messageSender:self.messageSender
                                                                         completion:^(NSError *_Nullable error) {
                                                                             sendCompletion(error, outgoingMessage);
                                                                         }];
+                       }
                    }];
 }