RTL fixes for JSQ rewrite.

// FREEBIE

Signal/src/ViewControllers/ConversationView/Cells/AttachmentUploadView.m

@@ -122,7 +122,7 @@ NS_ASSUME_NONNULL_BEGIN
             self.lastProgress = progress;
             self.isAttachmentReady = self.attachment.isUploaded;
         } else {
-            OWSFail(@"%@ Invalid attachment progress.", self.tag);
+            OWSFail(@"%@ Invalid attachment progress.", self.logTag);
             self.isAttachmentReady = YES;
         }
     }
@@ -169,14 +169,14 @@ NS_ASSUME_NONNULL_BEGIN
 
 #pragma mark - Logging
 
-+ (NSString *)tag
++ (NSString *)logTag
 {
     return [NSString stringWithFormat:@"[%@]", self.class];
 }
 
-- (NSString *)tag
+- (NSString *)logTag
 {
-    return self.class.tag;
+    return self.class.logTag;
 }
 
 @end

Signal/src/ViewControllers/ConversationView/Cells/OWSAudioMessageView.m

@@ -213,7 +213,7 @@ NS_ASSUME_NONNULL_BEGIN
     _audioPlayPauseButton = [UIButton buttonWithType:UIButtonTypeCustom];
     self.audioPlayPauseButton.enabled = NO;
     [contentView addSubview:self.audioPlayPauseButton];
-    [self.audioPlayPauseButton autoPinEdgeToSuperviewEdge:ALEdgeLeft withInset:self.audioIconHMargin];
+    [self.audioPlayPauseButton autoPinLeadingToSuperviewWithMargin:self.audioIconHMargin];
     [self.audioPlayPauseButton autoVCenterInSuperview];
     [self.audioPlayPauseButton autoSetDimension:ALDimensionWidth toSize:self.iconSize];
     [self.audioPlayPauseButton autoSetDimension:ALDimensionHeight toSize:self.iconSize];

Signal/src/ViewControllers/ConversationView/Cells/OWSGenericAttachmentView.m

@@ -125,7 +125,7 @@ NS_ASSUME_NONNULL_BEGIN
         layer.fillColor = iconColor.CGColor;
     };
     [contentView addSubview:iconCircleView];
-    [iconCircleView autoPinEdgeToSuperviewEdge:ALEdgeLeft withInset:self.iconHMargin];
+    [iconCircleView autoPinLeadingToSuperviewWithMargin:self.iconHMargin];
     [iconCircleView autoVCenterInSuperview];
     [iconCircleView autoSetDimension:ALDimensionWidth toSize:self.iconSize];
     [iconCircleView autoSetDimension:ALDimensionHeight toSize:self.iconSize];

Signal/src/ViewControllers/ConversationView/Cells/OWSMessageCell.m

@@ -55,7 +55,10 @@ NS_ASSUME_NONNULL_BEGIN
         return;
     }
     maskedSubview.frame = self.bounds;
-    [JSQMessagesMediaViewBubbleImageMasker applyBubbleImageMaskToMediaView:maskedSubview isOutgoing:self.isOutgoing];
+    // The JSQ masks are RTL-safe, so we need to invert the
+    // mask orientation manually.
+    BOOL hasOutgoingMask = self.isOutgoing ^ self.isRTL;
+    [JSQMessagesMediaViewBubbleImageMasker applyBubbleImageMaskToMediaView:maskedSubview isOutgoing:hasOutgoingMask];
 }
 
 @end

Signal/src/ViewControllers/ConversationView/ConversationInputTextView.m

@@ -53,6 +53,7 @@ NS_ASSUME_NONNULL_BEGIN
         self.placeholderView.text = NSLocalizedString(@"new_message", @"");
         self.placeholderView.textColor = [UIColor lightGrayColor];
         self.placeholderView.userInteractionEnabled = NO;
+        self.placeholderView.textAlignment = NSTextAlignmentNatural;
         [self addSubview:self.placeholderView];
 
         // We need to do these steps _after_ placeholderView is configured.
@@ -103,12 +104,11 @@ NS_ASSUME_NONNULL_BEGIN
         [self textRangeFromPosition:self.beginningOfDocument toPosition:self.beginningOfDocument];
     CGRect beginningTextRect = [self firstRectForRange:beginningTextRange];
 
-    CGFloat hInset = beginningTextRect.origin.x;
     CGFloat topInset = beginningTextRect.origin.y;
 
     self.placeholderConstraints = @[
-        [self.placeholderView autoPinEdgeToSuperviewEdge:ALEdgeLeft withInset:hInset],
-        [self.placeholderView autoPinEdgeToSuperviewEdge:ALEdgeRight withInset:hInset],
+        [self.placeholderView autoPinLeadingToSuperview],
+        [self.placeholderView autoPinTrailingToSuperview],
         [self.placeholderView autoPinEdgeToSuperviewEdge:ALEdgeTop withInset:topInset],
     ];
 }