Merge branch 'mkirk/fix-message-details-media'

Signal/src/Signal-Bridging-Header.h

@@ -52,6 +52,7 @@
 #import <SignalMessaging/ContactTableViewCell.h>
 #import <SignalMessaging/Environment.h>
 #import <SignalMessaging/NSString+OWS.h>
+#import <SignalMessaging/OWSAudioPlayer.h>
 #import <SignalMessaging/OWSContactAvatarBuilder.h>
 #import <SignalMessaging/OWSContactsManager.h>
 #import <SignalMessaging/OWSFormat.h>

Signal/src/ViewControllers/ConversationView/Cells/ConversationViewCell.h

@@ -16,18 +16,6 @@ NS_ASSUME_NONNULL_BEGIN
 
 @protocol ConversationViewCellDelegate <NSObject>
 
-- (void)didTapImageViewItem:(ConversationViewItem *)viewItem
-           attachmentStream:(TSAttachmentStream *)attachmentStream
-                  imageView:(UIView *)imageView;
-- (void)didTapVideoViewItem:(ConversationViewItem *)viewItem
-           attachmentStream:(TSAttachmentStream *)attachmentStream
-                  imageView:(UIView *)imageView;
-- (void)didTapAudioViewItem:(ConversationViewItem *)viewItem attachmentStream:(TSAttachmentStream *)attachmentStream;
-- (void)didTapTruncatedTextMessage:(ConversationViewItem *)conversationItem;
-- (void)didTapFailedIncomingAttachment:(ConversationViewItem *)viewItem
-                     attachmentPointer:(TSAttachmentPointer *)attachmentPointer;
-- (void)didTapFailedOutgoingMessage:(TSOutgoingMessage *)message;
-- (void)didTapQuotedMessage:(ConversationViewItem *)viewItem quotedMessage:(TSQuotedMessage *)quotedMessage;
 - (void)didPanWithGestureRecognizer:(UIPanGestureRecognizer *)gestureRecognizer
                            viewItem:(ConversationViewItem *)conversationItem;
 

Signal/src/ViewControllers/ConversationView/Cells/OWSMessageBubbleView.h

@@ -5,6 +5,10 @@
 NS_ASSUME_NONNULL_BEGIN
 
 @class ConversationViewItem;
+@class TSAttachmentPointer;
+@class TSAttachmentStream;
+@class TSOutgoingMessage;
+@class TSQuotedMessage;
 
 typedef NS_ENUM(NSUInteger, OWSMessageGestureLocation) {
     // Message text, etc.
@@ -14,6 +18,29 @@ typedef NS_ENUM(NSUInteger, OWSMessageGestureLocation) {
     OWSMessageGestureLocation_QuotedReply,
 };
 
+@protocol OWSMessageBubbleViewDelegate
+
+- (void)didTapImageViewItem:(ConversationViewItem *)viewItem
+           attachmentStream:(TSAttachmentStream *)attachmentStream
+                  imageView:(UIView *)imageView;
+
+- (void)didTapVideoViewItem:(ConversationViewItem *)viewItem
+           attachmentStream:(TSAttachmentStream *)attachmentStream
+                  imageView:(UIView *)imageView;
+
+- (void)didTapAudioViewItem:(ConversationViewItem *)viewItem attachmentStream:(TSAttachmentStream *)attachmentStream;
+
+- (void)didTapTruncatedTextMessage:(ConversationViewItem *)conversationItem;
+
+- (void)didTapFailedIncomingAttachment:(ConversationViewItem *)viewItem
+                     attachmentPointer:(TSAttachmentPointer *)attachmentPointer;
+
+- (void)didTapFailedOutgoingMessage:(TSOutgoingMessage *)message;
+
+- (void)didTapQuotedMessage:(ConversationViewItem *)viewItem quotedMessage:(TSQuotedMessage *)quotedMessage;
+
+@end
+
 @interface OWSMessageBubbleView : UIView
 
 @property (nonatomic, nullable) ConversationViewItem *viewItem;
@@ -26,6 +53,8 @@ typedef NS_ENUM(NSUInteger, OWSMessageGestureLocation) {
 
 @property (nonatomic) BOOL alwaysShowBubbleTail;
 
+@property (nonatomic, weak) id<OWSMessageBubbleViewDelegate> delegate;
+
 - (instancetype)init NS_UNAVAILABLE;
 
 - (instancetype)initWithFrame:(CGRect)frame NS_DESIGNATED_INITIALIZER;

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

@@ -59,13 +59,17 @@ NS_ASSUME_NONNULL_BEGIN
     _viewConstraints = [NSMutableArray new];
 
     self.layoutMargins = UIEdgeInsetsZero;
-    self.userInteractionEnabled = NO;
+    self.userInteractionEnabled = YES;
 
     self.bubbleView = [OWSBubbleView new];
     self.bubbleView.layoutMargins = UIEdgeInsetsZero;
     [self addSubview:self.bubbleView];
     [self.bubbleView autoPinEdgesToSuperviewEdges];
 
+    UITapGestureRecognizer *tap =
+        [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleTapGesture:)];
+    [self addGestureRecognizer:tap];
+
     self.bodyTextView = [self newTextView];
     // Setting dataDetectorTypes is expensive.  Do it just once.
     self.bodyTextView.dataDetectorTypes
@@ -150,6 +154,13 @@ NS_ASSUME_NONNULL_BEGIN
     return self.viewItem.attachmentPointer;
 }
 
+- (TSMessage *)message
+{
+    OWSAssert([self.viewItem.interaction isKindOfClass:[TSMessage class]]);
+
+    return (TSMessage *)self.viewItem.interaction;
+}
+
 - (CGSize)mediaSize
 {
     // This should always be valid for the appropriate cell types.
@@ -1017,6 +1028,8 @@ NS_ASSUME_NONNULL_BEGIN
     [NSLayoutConstraint deactivateConstraints:self.viewConstraints];
     self.viewConstraints = [NSMutableArray new];
 
+    self.delegate = nil;
+
     [self.bodyTextView removeFromSuperview];
     self.bodyTextView.text = nil;
     self.bodyTextView.hidden = YES;
@@ -1043,6 +1056,104 @@ NS_ASSUME_NONNULL_BEGIN
 
 #pragma mark - Gestures
 
+- (void)handleTapGesture:(UITapGestureRecognizer *)sender
+{
+    OWSAssert(self.delegate);
+
+    if (sender.state != UIGestureRecognizerStateRecognized) {
+        DDLogVerbose(@"%@ Ignoring tap on message: %@", self.logTag, self.viewItem.interaction.debugDescription);
+        return;
+    }
+
+    if (self.viewItem.interaction.interactionType == OWSInteractionType_OutgoingMessage) {
+        TSOutgoingMessage *outgoingMessage = (TSOutgoingMessage *)self.viewItem.interaction;
+        if (outgoingMessage.messageState == TSOutgoingMessageStateUnsent) {
+            [self.delegate didTapFailedOutgoingMessage:outgoingMessage];
+            return;
+        } else if (outgoingMessage.messageState == TSOutgoingMessageStateAttemptingOut) {
+            // Ignore taps on outgoing messages being sent.
+            return;
+        }
+    }
+
+    CGPoint locationInMessageBubble = [sender locationInView:self];
+    switch ([self gestureLocationForLocation:locationInMessageBubble]) {
+        case OWSMessageGestureLocation_Default:
+            // Do nothing.
+            return;
+        case OWSMessageGestureLocation_OversizeText:
+            [self.delegate didTapTruncatedTextMessage:self.viewItem];
+            return;
+        case OWSMessageGestureLocation_Media:
+            [self handleMediaTapGesture];
+            break;
+        case OWSMessageGestureLocation_QuotedReply:
+            if (self.message.quotedMessage) {
+                [self.delegate didTapQuotedMessage:self.viewItem quotedMessage:self.message.quotedMessage];
+            } else {
+                OWSFail(@"%@ Missing quoted message.", self.logTag)
+            }
+            break;
+    }
+}
+
+- (void)handleMediaTapGesture
+{
+    OWSAssert(self.delegate);
+
+    TSAttachmentStream *_Nullable attachmentStream = self.viewItem.attachmentStream;
+
+    switch (self.cellType) {
+        case OWSMessageCellType_Unknown:
+        case OWSMessageCellType_TextMessage:
+        case OWSMessageCellType_OversizeTextMessage:
+            break;
+        case OWSMessageCellType_StillImage:
+            OWSAssert(self.bodyMediaView);
+            OWSAssert(attachmentStream);
+
+            [self.delegate didTapImageViewItem:self.viewItem
+                              attachmentStream:attachmentStream
+                                     imageView:self.bodyMediaView];
+            break;
+        case OWSMessageCellType_AnimatedImage:
+            OWSAssert(self.bodyMediaView);
+            OWSAssert(attachmentStream);
+
+            [self.delegate didTapImageViewItem:self.viewItem
+                              attachmentStream:attachmentStream
+                                     imageView:self.bodyMediaView];
+            break;
+        case OWSMessageCellType_Audio:
+            OWSAssert(attachmentStream);
+
+            [self.delegate didTapAudioViewItem:self.viewItem attachmentStream:attachmentStream];
+            return;
+        case OWSMessageCellType_Video:
+            OWSAssert(self.bodyMediaView);
+            OWSAssert(attachmentStream);
+
+            [self.delegate didTapVideoViewItem:self.viewItem
+                              attachmentStream:attachmentStream
+                                     imageView:self.bodyMediaView];
+            return;
+        case OWSMessageCellType_GenericAttachment:
+            OWSAssert(attachmentStream);
+
+            [AttachmentSharing showShareUIForAttachment:attachmentStream];
+            break;
+        case OWSMessageCellType_DownloadingAttachment: {
+            TSAttachmentPointer *_Nullable attachmentPointer = self.viewItem.attachmentPointer;
+            OWSAssert(attachmentPointer);
+
+            if (attachmentPointer.state == TSAttachmentPointerStateFailed) {
+                [self.delegate didTapFailedIncomingAttachment:self.viewItem attachmentPointer:attachmentPointer];
+            }
+            break;
+        }
+    }
+}
+
 - (OWSMessageGestureLocation)gestureLocationForLocation:(CGPoint)locationInMessageBubble
 {
     if (self.quotedMessageView) {

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

@@ -4,10 +4,14 @@
 
 #import "ConversationViewCell.h"
 
+@class OWSMessageBubbleView;
+
 NS_ASSUME_NONNULL_BEGIN
 
 @interface OWSMessageCell : ConversationViewCell
 
+@property (nonatomic, readonly) OWSMessageBubbleView *messageBubbleView;
+
 + (NSString *)cellReuseIdentifier;
 
 @end

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

@@ -83,10 +83,6 @@ NS_ASSUME_NONNULL_BEGIN
 
     self.contentView.userInteractionEnabled = YES;
 
-    UITapGestureRecognizer *tap =
-        [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleTapGesture:)];
-    [self.contentView addGestureRecognizer:tap];
-
     UILongPressGestureRecognizer *longPress =
         [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(handleLongPressGesture:)];
     [self.contentView addGestureRecognizer:longPress];
@@ -483,104 +479,6 @@ NS_ASSUME_NONNULL_BEGIN
 
 #pragma mark - Gesture recognizers
 
-- (void)handleTapGesture:(UITapGestureRecognizer *)sender
-{
-    OWSAssert(self.delegate);
-
-    if (sender.state != UIGestureRecognizerStateRecognized) {
-        DDLogVerbose(@"%@ Ignoring tap on message: %@", self.logTag, self.viewItem.interaction.debugDescription);
-        return;
-    }
-
-    if (self.viewItem.interaction.interactionType == OWSInteractionType_OutgoingMessage) {
-        TSOutgoingMessage *outgoingMessage = (TSOutgoingMessage *)self.viewItem.interaction;
-        if (outgoingMessage.messageState == TSOutgoingMessageStateUnsent) {
-            [self.delegate didTapFailedOutgoingMessage:outgoingMessage];
-            return;
-        } else if (outgoingMessage.messageState == TSOutgoingMessageStateAttemptingOut) {
-            // Ignore taps on outgoing messages being sent.
-            return;
-        }
-    }
-
-    CGPoint locationInMessageBubble = [sender locationInView:self.messageBubbleView];
-    switch ([self.messageBubbleView gestureLocationForLocation:locationInMessageBubble]) {
-        case OWSMessageGestureLocation_Default:
-            // Do nothing.
-            return;
-        case OWSMessageGestureLocation_OversizeText:
-            [self.delegate didTapTruncatedTextMessage:self.viewItem];
-            return;
-        case OWSMessageGestureLocation_Media:
-            [self handleMediaTapGesture];
-            break;
-        case OWSMessageGestureLocation_QuotedReply:
-            if (self.message.quotedMessage) {
-                [self.delegate didTapQuotedMessage:self.viewItem quotedMessage:self.message.quotedMessage];
-            } else {
-                OWSFail(@"%@ Missing quoted message.", self.logTag)
-            }
-            break;
-    }
-}
-
-- (void)handleMediaTapGesture
-{
-    OWSAssert(self.delegate);
-
-    TSAttachmentStream *_Nullable attachmentStream = self.viewItem.attachmentStream;
-
-    switch (self.cellType) {
-        case OWSMessageCellType_Unknown:
-        case OWSMessageCellType_TextMessage:
-        case OWSMessageCellType_OversizeTextMessage:
-            break;
-        case OWSMessageCellType_StillImage:
-            OWSAssert(self.messageBubbleView.bodyMediaView);
-            OWSAssert(attachmentStream);
-
-            [self.delegate didTapImageViewItem:self.viewItem
-                              attachmentStream:attachmentStream
-                                     imageView:self.messageBubbleView.bodyMediaView];
-            break;
-        case OWSMessageCellType_AnimatedImage:
-            OWSAssert(self.messageBubbleView.bodyMediaView);
-            OWSAssert(attachmentStream);
-
-            [self.delegate didTapImageViewItem:self.viewItem
-                              attachmentStream:attachmentStream
-                                     imageView:self.messageBubbleView.bodyMediaView];
-            break;
-        case OWSMessageCellType_Audio:
-            OWSAssert(attachmentStream);
-
-            [self.delegate didTapAudioViewItem:self.viewItem attachmentStream:attachmentStream];
-            return;
-        case OWSMessageCellType_Video:
-            OWSAssert(self.messageBubbleView.bodyMediaView);
-            OWSAssert(attachmentStream);
-
-            [self.delegate didTapVideoViewItem:self.viewItem
-                              attachmentStream:attachmentStream
-                                     imageView:self.messageBubbleView.bodyMediaView];
-            return;
-        case OWSMessageCellType_GenericAttachment:
-            OWSAssert(attachmentStream);
-
-            [AttachmentSharing showShareUIForAttachment:attachmentStream];
-            break;
-        case OWSMessageCellType_DownloadingAttachment: {
-            TSAttachmentPointer *_Nullable attachmentPointer = self.viewItem.attachmentPointer;
-            OWSAssert(attachmentPointer);
-
-            if (attachmentPointer.state == TSAttachmentPointerStateFailed) {
-                [self.delegate didTapFailedIncomingAttachment:self.viewItem attachmentPointer:attachmentPointer];
-            }
-            break;
-        }
-    }
-}
-
 - (void)handleLongPressGesture:(UILongPressGestureRecognizer *)sender
 {
     OWSAssert(self.delegate);

Signal/src/ViewControllers/ConversationView/ConversationViewController.m

@@ -128,6 +128,7 @@ typedef enum : NSUInteger {
     ConversationViewLayoutDelegate,
     ConversationViewCellDelegate,
     ConversationInputTextViewDelegate,
+    OWSMessageBubbleViewDelegate,
     UICollectionViewDelegate,
     UICollectionViewDataSource,
     UIDocumentMenuDelegate,
@@ -2020,7 +2021,7 @@ typedef enum : NSUInteger {
                                                                   success:successHandler];
 }
 
-#pragma mark - Message Events
+#pragma mark - OWSMessageBubbleViewDelegate
 
 - (void)didTapImageViewItem:(ConversationViewItem *)viewItem
            attachmentStream:(TSAttachmentStream *)attachmentStream
@@ -4718,6 +4719,10 @@ typedef enum : NSUInteger {
     }
     cell.viewItem = viewItem;
     cell.delegate = self;
+    if ([cell isKindOfClass:[OWSMessageCell class]]) {
+        OWSMessageCell *messageCell = (OWSMessageCell *)cell;
+        messageCell.messageBubbleView.delegate = self;
+    }
     cell.contentWidth = self.layout.contentWidth;
 
     [cell loadForDisplay];

Signal/src/ViewControllers/ConversationView/ConversationViewItem.m

@@ -560,9 +560,6 @@ NSString *NSStringForOWSMessageCellType(OWSMessageCellType cellType)
         [[UIMenuItem alloc] initWithTitle:NSLocalizedString(@"REPLY_ITEM_ACTION",
                                               @"Short name for edit menu item to reply to a message.")
                                    action:self.replyActionSelector],
-        // FIXME: when deleting a caption, users will be surprised that it also deletes the attachment.
-        // We either need to implement a way to remove the caption separate from the attachment
-        // or make a design change which clarifies that the whole message is getting deleted.
         [[UIMenuItem alloc] initWithTitle:NSLocalizedString(@"EDIT_ITEM_DELETE_ACTION",
                                               @"Short name for edit menu item to delete contents of media message.")
                                    action:self.deleteActionSelector]

Signal/src/ViewControllers/MessageDetailViewController.swift

@@ -12,7 +12,7 @@ enum MessageMetadataViewMode: UInt {
     case focusOnMetadata
 }
 
-class MessageDetailViewController: OWSViewController, MediaDetailPresenter, MediaGalleryDataSourceDelegate {
+class MessageDetailViewController: OWSViewController, MediaGalleryDataSourceDelegate, OWSMessageBubbleViewDelegate {
 
     // MARK: Properties
 
@@ -318,30 +318,28 @@ class MessageDetailViewController: OWSViewController, MediaDetailPresenter, Medi
             rows += addAttachmentRows()
         }
 
-        if true {
-            let messageBubbleView = OWSMessageBubbleView(frame: CGRect.zero)
-            self.messageBubbleView = messageBubbleView
-            messageBubbleView.viewItem = viewItem
-            messageBubbleView.cellMediaCache = NSCache()
-            messageBubbleView.contentWidth = contentWidth()
-            messageBubbleView.alwaysShowBubbleTail = true
-            messageBubbleView.configureViews()
-            messageBubbleView.loadContent()
+        let messageBubbleView = OWSMessageBubbleView(frame: CGRect.zero)
+        messageBubbleView.delegate = self
+        self.messageBubbleView = messageBubbleView
+        messageBubbleView.viewItem = viewItem
+        messageBubbleView.cellMediaCache = NSCache()
+        messageBubbleView.contentWidth = contentWidth()
+        messageBubbleView.alwaysShowBubbleTail = true
+        messageBubbleView.configureViews()
+        messageBubbleView.loadContent()
 
-            messageBubbleView.isUserInteractionEnabled = true
-            messageBubbleView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(messageBubbleTapped)))
+        assert(messageBubbleView.isUserInteractionEnabled)
 
-            let row = UIView()
-            row.addSubview(messageBubbleView)
-            messageBubbleView.autoPinHeightToSuperview()
+        let row = UIView()
+        row.addSubview(messageBubbleView)
+        messageBubbleView.autoPinHeightToSuperview()
 
-            let isIncoming = self.message as? TSIncomingMessage != nil
-            messageBubbleView.autoPinEdge(toSuperviewEdge: isIncoming ? .leading : .trailing, withInset: bubbleViewHMargin)
+        let isIncoming = self.message as? TSIncomingMessage != nil
+        messageBubbleView.autoPinEdge(toSuperviewEdge: isIncoming ? .leading : .trailing, withInset: bubbleViewHMargin)
 
-            self.messageBubbleViewWidthLayoutConstraint = messageBubbleView.autoSetDimension(.width, toSize: 0)
-            self.messageBubbleViewHeightLayoutConstraint = messageBubbleView.autoSetDimension(.height, toSize: 0)
-            rows.append(row)
-        }
+        self.messageBubbleViewWidthLayoutConstraint = messageBubbleView.autoSetDimension(.width, toSize: 0)
+        self.messageBubbleViewHeightLayoutConstraint = messageBubbleView.autoSetDimension(.height, toSize: 0)
+        rows.append(row)
 
         if rows.count == 0 {
             // Neither attachment nor body.
@@ -587,40 +585,76 @@ class MessageDetailViewController: OWSViewController, MediaDetailPresenter, Medi
         messageBubbleViewHeightLayoutConstraint.constant = messageBubbleSize.height
     }
 
-    // MARK: - Event Handlers
+    // MARK: OWSMessageBubbleViewDelegate
 
-    func messageBubbleTapped(sender: UIGestureRecognizer) {
-        guard let messageBubbleView = messageBubbleView else {
+    func didTapImageViewItem(_ viewItem: ConversationViewItem, attachmentStream: TSAttachmentStream, imageView: UIView) {
+        let mediaGalleryViewController = MediaGalleryViewController(thread: self.thread, uiDatabaseConnection: self.uiDatabaseConnection)
+
+        mediaGalleryViewController.addDataSourceDelegate(self)
+        mediaGalleryViewController.presentDetailView(fromViewController: self, mediaMessage: self.message, replacingView: imageView)
+    }
+
+    func didTapVideoViewItem(_ viewItem: ConversationViewItem, attachmentStream: TSAttachmentStream, imageView: UIView) {
+        let mediaGalleryViewController = MediaGalleryViewController(thread: self.thread, uiDatabaseConnection: self.uiDatabaseConnection)
+
+        mediaGalleryViewController.addDataSourceDelegate(self)
+        mediaGalleryViewController.presentDetailView(fromViewController: self, mediaMessage: self.message, replacingView: imageView)
+    }
+
+    var audioAttachmentPlayer: OWSAudioPlayer?
+
+    func didTapAudioViewItem(_ viewItem: ConversationViewItem, attachmentStream: TSAttachmentStream) {
+        AssertIsOnMainThread()
+
+        guard let mediaURL = attachmentStream.mediaURL() else {
+            owsFail("\(logTag) in \(#function) mediaURL was unexpectedly nil for attachment: \(attachmentStream)")
             return
         }
-        guard sender.state == .recognized else {
+
+        guard FileManager.default.fileExists(atPath: mediaURL.path) else {
+            owsFail("\(logTag) in \(#function) audio file missing at path: \(mediaURL)")
             return
         }
-        if let outgoingMessage = viewItem.interaction as? TSOutgoingMessage {
-            switch outgoingMessage.messageState {
-            case .attemptingOut,
-                 .unsent:
-                // Ignore taps on "unsent" and "sending" messages.
+
+        if let audioAttachmentPlayer = self.audioAttachmentPlayer {
+            // Is this player associated with this media adapter?
+            if (audioAttachmentPlayer.owner as? ConversationViewItem == viewItem) {
+                // Tap to pause & unpause.
+                audioAttachmentPlayer.togglePlayState()
                 return
-            default:
-                break
             }
+            audioAttachmentPlayer.stop()
+            self.audioAttachmentPlayer = nil
         }
 
-    let locationInMessageBubble = sender.location(in: messageBubbleView)
-        switch messageBubbleView.gestureLocation(forLocation: locationInMessageBubble) {
-        case .default:
-            break
-        case .oversizeText:
-            let viewController = LongTextViewController(viewItem: viewItem)
-            self.navigationController?.pushViewController(viewController, animated: true)
-            break
-        case .media:
-            // TODO: We could show MediaGalleryViewController?
-            break
-        case .quotedReply:
-            break
+        let audioAttachmentPlayer = OWSAudioPlayer(mediaUrl: mediaURL, delegate: viewItem)
+        self.audioAttachmentPlayer = audioAttachmentPlayer
+
+        // Associate the player with this media adapter.
+        audioAttachmentPlayer.owner = viewItem
+        audioAttachmentPlayer.playWithPlaybackAudioCategory()
+    }
+
+    func didTapTruncatedTextMessage(_ conversationItem: ConversationViewItem) {
+        guard let navigationController = self.navigationController else {
+            owsFail("\(logTag) in \(#function) navigationController was unexpectedly nil")
+            return
         }
+
+        let viewController = LongTextViewController(viewItem: viewItem)
+        navigationController.pushViewController(viewController, animated: true)
+    }
+
+    func didTapFailedIncomingAttachment(_ viewItem: ConversationViewItem, attachmentPointer: TSAttachmentPointer) {
+        // no - op
+    }
+
+    func didTapFailedOutgoingMessage(_ message: TSOutgoingMessage) {
+        // no - op
+    }
+
+    func didTapQuotedMessage(_ viewItem: ConversationViewItem, quotedMessage: TSQuotedMessage) {
+        // no - op
     }
 
     // MediaGalleryDataSourceDelegate
@@ -642,17 +676,4 @@ class MessageDetailViewController: OWSViewController, MediaDetailPresenter, Medi
             self.navigationController?.popViewController(animated: true)
         }
     }
-
-    // MARK: MediaDetailPresenter
-
-    public func presentDetails(mediaMessageView: MediaMessageView, fromView: UIView) {
-        guard self.attachmentStream != nil else {
-            owsFail("attachment stream unexpectedly nil")
-            return
-        }
-
-        let mediaGalleryViewController = MediaGalleryViewController(thread: self.thread, uiDatabaseConnection: self.uiDatabaseConnection)
-        mediaGalleryViewController.addDataSourceDelegate(self)
-        mediaGalleryViewController.presentDetailView(fromViewController: self, mediaMessage: self.message, replacingView: fromView)
-    }
 }

SignalMessaging/SignalMessaging.h

@@ -30,6 +30,7 @@ FOUNDATION_EXPORT const unsigned char SignalMessagingVersionString[];
 #import <SignalMessaging/OWSLogger.h>
 #import <SignalMessaging/OWSMath.h>
 #import <SignalMessaging/OWSProfileManager.h>
+#import <SignalMessaging/OWSQuotedReplyModel.h>
 #import <SignalMessaging/OWSSounds.h>
 #import <SignalMessaging/OWSTableViewController.h>
 #import <SignalMessaging/OWSUserProfile.h>

SignalMessaging/attachments/MediaMessageView.swift

@@ -14,11 +14,6 @@ public enum MediaMessageViewMode: UInt {
     case attachmentApproval
 }
 
-@objc
-public protocol MediaDetailPresenter: class {
-    func presentDetails(mediaMessageView: MediaMessageView, fromView: UIView)
-}
-
 @objc
 public class MediaMessageView: UIView, OWSAudioPlayerDelegate {
 
@@ -59,8 +54,6 @@ public class MediaMessageView: UIView, OWSAudioPlayerDelegate {
     @objc
     public var contentView: UIView?
 
-    private weak var mediaDetailPresenter: MediaDetailPresenter?
-
     // MARK: Initializers
 
     @available(*, unavailable, message:"use other constructor instead.")
@@ -68,16 +61,13 @@ public class MediaMessageView: UIView, OWSAudioPlayerDelegate {
         fatalError("\(#function) is unimplemented.")
     }
 
+    // Currently we only use one mode (AttachmentApproval), so we could simplify this class, but it's kind
+    // of nice that it's written in a flexible way in case we'd want to use it elsewhere again in the future.
     @objc
-    public convenience init(attachment: SignalAttachment, mode: MediaMessageViewMode) {
-        self.init(attachment: attachment, mode: mode, mediaDetailPresenter: nil)
-    }
-
-    public required init(attachment: SignalAttachment, mode: MediaMessageViewMode, mediaDetailPresenter: MediaDetailPresenter?) {
+    public required init(attachment: SignalAttachment, mode: MediaMessageViewMode) {
         assert(!attachment.hasError)
         self.attachment = attachment
         self.mode = mode
-        self.mediaDetailPresenter = mediaDetailPresenter
         super.init(frame: CGRect.zero)
 
         createViews()
@@ -203,9 +193,6 @@ public class MediaMessageView: UIView, OWSAudioPlayerDelegate {
         let aspectRatio = image.size.width / image.size.height
         addSubviewWithScaleAspectFitLayout(view: animatedImageView, aspectRatio: aspectRatio)
         contentView = animatedImageView
-
-        animatedImageView.isUserInteractionEnabled = true
-        animatedImageView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(imageTapped)))
     }
 
     private func addSubviewWithScaleAspectFitLayout(view: UIView, aspectRatio: CGFloat) {
@@ -237,9 +224,6 @@ public class MediaMessageView: UIView, OWSAudioPlayerDelegate {
         let aspectRatio = image.size.width / image.size.height
         addSubviewWithScaleAspectFitLayout(view: imageView, aspectRatio: aspectRatio)
         contentView = imageView
-
-        imageView.isUserInteractionEnabled = true
-        imageView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(imageTapped)))
     }
 
     private func createVideoPreview() {
@@ -268,9 +252,6 @@ public class MediaMessageView: UIView, OWSAudioPlayerDelegate {
             videoPlayButton.contentMode = .scaleAspectFit
             self.addSubview(videoPlayButton)
             videoPlayButton.autoCenterInSuperview()
-
-            imageView.isUserInteractionEnabled = true
-            imageView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(videoTapped)))
         }
     }
 
@@ -445,44 +426,4 @@ public class MediaMessageView: UIView, OWSAudioPlayerDelegate {
         audioPlayButton?.setImage(image, for: .normal)
         audioPlayButton?.imageView?.tintColor = controlTintColor
     }
-
-    // MARK: - Full Screen Image
-
-    @objc
-    func imageTapped(sender: UIGestureRecognizer) {
-        // Approval view handles it's own zooming gesture
-        guard mode != .attachmentApproval else {
-            return
-        }
-        guard sender.state == .recognized else {
-            return
-        }
-        guard let fromView = sender.view else {
-            return
-        }
-
-        showMediaDetailViewController(fromView: fromView)
-    }
-
-    // MARK: - Video Playback
-
-    @objc
-    func videoTapped(sender: UIGestureRecognizer) {
-        // Approval view handles it's own play gesture
-        guard mode != .attachmentApproval else {
-            return
-        }
-        guard sender.state == .recognized else {
-            return
-        }
-        guard let fromView = sender.view else {
-            return
-        }
-
-        showMediaDetailViewController(fromView: fromView)
-    }
-
-    func showMediaDetailViewController(fromView: UIView) {
-        self.mediaDetailPresenter?.presentDetails(mediaMessageView: self, fromView: fromView)
-    }
 }