Simplify attachment processor

We've accepted all attachment types for a long while now.

// FREEBIE

SignalServiceKit/src/Messages/Attachments/OWSAttachmentsProcessor.h

@@ -23,9 +23,8 @@ extern NSString *const kAttachmentDownloadAttachmentIDKey;
  */
 @interface OWSAttachmentsProcessor : NSObject
 
-@property (nullable, nonatomic, readonly) NSArray<NSString *> *attachmentIds;
-@property (nonatomic, readonly) NSArray<NSString *> *supportedAttachmentIds;
-@property (nonatomic, readonly) NSArray<TSAttachmentPointer *> *supportedAttachmentPointers;
+@property (nonatomic, readonly) NSArray<NSString *> *attachmentIds;
+@property (nonatomic, readonly) NSArray<TSAttachmentPointer *> *attachmentPointers;
 @property (nonatomic, readonly) BOOL hasSupportedAttachments;
 
 - (instancetype)init NS_UNAVAILABLE;

SignalServiceKit/src/Messages/Attachments/OWSAttachmentsProcessor.m

@@ -53,8 +53,8 @@ static const CGFloat kAttachmentDownloadProgressTheta = 0.001f;
     _networkManager = networkManager;
     _primaryStorage = primaryStorage;
 
-    _supportedAttachmentPointers = @[ attachmentPointer ];
-    _supportedAttachmentIds = @[ attachmentPointer.uniqueId ];
+    _attachmentPointers = @[ attachmentPointer ];
+    _attachmentIds = @[ attachmentPointer.uniqueId ];
 
     return self;
 }
@@ -74,11 +74,9 @@ static const CGFloat kAttachmentDownloadProgressTheta = 0.001f;
     _primaryStorage = primaryStorage;
 
     NSMutableArray<NSString *> *attachmentIds = [NSMutableArray new];
-    NSMutableArray<TSAttachmentPointer *> *supportedAttachmentPointers = [NSMutableArray new];
-    NSMutableArray<NSString *> *supportedAttachmentIds = [NSMutableArray new];
+    NSMutableArray<TSAttachmentPointer *> *attachmentPointers = [NSMutableArray new];
 
     for (OWSSignalServiceProtosAttachmentPointer *attachmentProto in attachmentProtos) {
-
         OWSAssert(attachmentProto.id != 0);
         OWSAssert(attachmentProto.key != nil);
         OWSAssert(attachmentProto.contentType != nil);
@@ -104,15 +102,12 @@ static const CGFloat kAttachmentDownloadProgressTheta = 0.001f;
                                                                       attachmentType:attachmentType];
 
         [attachmentIds addObject:pointer.uniqueId];
-
         [pointer saveWithTransaction:transaction];
-        [supportedAttachmentPointers addObject:pointer];
-        [supportedAttachmentIds addObject:pointer.uniqueId];
+        [attachmentPointers addObject:pointer];
     }
 
     _attachmentIds = [attachmentIds copy];
-    _supportedAttachmentPointers = [supportedAttachmentPointers copy];
-    _supportedAttachmentIds = [supportedAttachmentIds copy];
+    _attachmentPointers = [attachmentPointers copy];
 
     return self;
 }
@@ -138,7 +133,7 @@ static const CGFloat kAttachmentDownloadProgressTheta = 0.001f;
 {
     OWSAssert(transaction);
 
-    for (TSAttachmentPointer *attachmentPointer in self.supportedAttachmentPointers) {
+    for (TSAttachmentPointer *attachmentPointer in self.attachmentPointers) {
         [self retrieveAttachment:attachmentPointer
                          message:message
                      transaction:transaction
@@ -434,7 +429,7 @@ static const CGFloat kAttachmentDownloadProgressTheta = 0.001f;
 
 - (BOOL)hasSupportedAttachments
 {
-    return self.supportedAttachmentPointers.count > 0;
+    return self.attachmentPointers.count > 0;
 }
 
 @end

SignalServiceKit/src/Messages/OWSMessageManager.m

@@ -561,11 +561,10 @@ NS_ASSUME_NONNULL_BEGIN
         return;
     }
 
-    TSIncomingMessage *_Nullable createdMessage =
-        [self handleReceivedEnvelope:envelope
-                     withDataMessage:dataMessage
-                       attachmentIds:attachmentsProcessor.supportedAttachmentIds
-                         transaction:transaction];
+    TSIncomingMessage *_Nullable createdMessage = [self handleReceivedEnvelope:envelope
+                                                               withDataMessage:dataMessage
+                                                                 attachmentIds:attachmentsProcessor.attachmentIds
+                                                                   transaction:transaction];
 
     if (!createdMessage) {
         return;
@@ -1111,7 +1110,7 @@ NS_ASSUME_NONNULL_BEGIN
     //        if (!attachmentsProcessor.hasSupportedAttachments) {
     //            attachments = @[];
     //        } else {
-    //            attachments = attachmentsProcessor.supportedAttachmentPointers;
+    //            attachments = attachmentsProcessor.attachmentPointers;
     //        }
     //
     //        [attachmentsProcessor fetchAttachmentsForMessage:nil