remove legacy message sending

// FREEBIE

src/Messages/DeviceSyncing/OWSOutgoingSyncMessage.m

@@ -1,4 +1,6 @@
-//  Copyright © 2016 Open Whisper Systems. All rights reserved.
+//
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
+//
 
 #import "OWSOutgoingSyncMessage.h"
 #import "OWSSignalServiceProtos.pb.h"
@@ -19,11 +21,6 @@ NS_ASSUME_NONNULL_BEGIN
     return NO;
 }
 
-- (BOOL)isLegacyMessage
-{
-    return NO;
-}
-
 - (OWSSignalServiceProtosSyncMessage *)buildSyncMessage
 {
     NSAssert(NO, @"buildSyncMessage must be overridden in subclass");

src/Messages/Interactions/TSOutgoingMessage.h

@@ -97,13 +97,6 @@ typedef NS_ENUM(NSInteger, TSGroupMetaMessage) {
 // If set, this group message should only be sent to a single recipient.
 @property (atomic, readonly) NSString *singleGroupRecipient;
 
-/**
- * Whether the message should be serialized as a modern aka Content, or the old style legacy message.
- * Sync and Call messsages must be sent as Content, but other old style DataMessage payloads should be
- * sent as legacy message until we're confident no significant number of legacy clients exist in the wild.
- */
-@property (nonatomic, readonly) BOOL isLegacyMessage;
-
 @property (nonatomic, readonly) BOOL isVoiceMessage;
 
 /**

src/Messages/Interactions/TSOutgoingMessage.m

@@ -451,12 +451,10 @@ NSString *const kTSOutgoingMessageSentRecipientAll = @"kTSOutgoingMessageSentRec
 // For modern messages, e.g. Sync and Call messages, this is a serialized Contact
 - (NSData *)buildPlainTextData
 {
-    return [[self buildDataMessage] data];
-}
+    OWSSignalServiceProtosContentBuilder *contentBuilder = [OWSSignalServiceProtosContentBuilder new];
+    contentBuilder.dataMessage = [self buildDataMessage];
 
-- (BOOL)isLegacyMessage
-{
-    return YES;
+    return [[contentBuilder build] data];
 }
 
 - (BOOL)shouldSyncTranscript

src/Messages/OWSLegacyMessageServiceParams.h

@@ -1,20 +0,0 @@
-//  Copyright © 2016 Open Whisper Systems. All rights reserved.
-
-#import "OWSMessageServiceParams.h"
-
-NS_ASSUME_NONNULL_BEGIN
-/**
- * Contstructs the per-device-message parameters used when submitting a message to
- * the Signal Web Service. Using a legacy parameter format. Cannot be used for Sync messages.
- */
-@interface OWSLegacyMessageServiceParams : OWSMessageServiceParams
-
-- (instancetype)initWithType:(TSWhisperMessageType)type
-                 recipientId:(NSString *)destination
-                      device:(int)deviceId
-                        body:(NSData *)body
-              registrationId:(int)registrationId;
-
-@end
-
-NS_ASSUME_NONNULL_END

src/Messages/OWSLegacyMessageServiceParams.m

@@ -1,33 +0,0 @@
-//  Copyright © 2016 Open Whisper Systems. All rights reserved.
-
-#import "OWSLegacyMessageServiceParams.h"
-
-NS_ASSUME_NONNULL_BEGIN
-
-@implementation OWSLegacyMessageServiceParams
-
-+ (NSDictionary *)JSONKeyPathsByPropertyKey
-{
-    NSMutableDictionary *keys = [[super JSONKeyPathsByPropertyKey] mutableCopy];
-    [keys setObject:@"body" forKey:@"content"];
-    return [keys copy];
-}
-
-- (instancetype)initWithType:(TSWhisperMessageType)type
-                 recipientId:(NSString *)destination
-                      device:(int)deviceId
-                        body:(NSData *)body
-              registrationId:(int)registrationId
-{
-    self = [super initWithType:type recipientId:destination device:deviceId content:body registrationId:registrationId];
-    if (!self) {
-        return self;
-    }
-
-    return self;
-}
-
-
-@end
-
-NS_ASSUME_NONNULL_END

src/Messages/OWSMessageSender.m

@@ -11,7 +11,6 @@
 #import "OWSDisappearingMessagesJob.h"
 #import "OWSError.h"
 #import "OWSIdentityManager.h"
-#import "OWSLegacyMessageServiceParams.h"
 #import "OWSMessageServiceParams.h"
 #import "OWSOutgoingSentMessageTranscript.h"
 #import "OWSOutgoingSyncMessage.h"
@@ -1155,8 +1154,7 @@ NSString *const OWSMessageSenderRateLimitedException = @"RateLimitedException";
                     messageDict = [self encryptedMessageWithPlaintext:plainText
                                                           toRecipient:recipient.uniqueId
                                                              deviceId:deviceNumber
-                                                        keyingStorage:[TSStorageManager sharedManager]
-                                                               legacy:message.isLegacyMessage];
+                                                        keyingStorage:[TSStorageManager sharedManager]];
                 } @catch (NSException *exception) {
                     encryptionException = exception;
                 }
@@ -1189,7 +1187,6 @@ NSString *const OWSMessageSenderRateLimitedException = @"RateLimitedException";
                                     toRecipient:(NSString *)identifier
                                        deviceId:(NSNumber *)deviceNumber
                                   keyingStorage:(TSStorageManager *)storage
-                                         legacy:(BOOL)isLegacymessage
 {
     if (![storage containsSession:identifier deviceId:[deviceNumber intValue]]) {
         __block dispatch_semaphore_t sema = dispatch_semaphore_create(0);
@@ -1263,21 +1260,11 @@ NSString *const OWSMessageSenderRateLimitedException = @"RateLimitedException";
     NSData *serializedMessage = encryptedMessage.serialized;
     TSWhisperMessageType messageType = [self messageTypeForCipherMessage:encryptedMessage];
 
-    OWSMessageServiceParams *messageParams;
-    // DEPRECATED - Remove after all clients have been upgraded.
-    if (isLegacymessage) {
-        messageParams = [[OWSLegacyMessageServiceParams alloc] initWithType:messageType
-                                                                recipientId:identifier
-                                                                     device:[deviceNumber intValue]
-                                                                       body:serializedMessage
-                                                             registrationId:cipher.remoteRegistrationId];
-    } else {
-        messageParams = [[OWSMessageServiceParams alloc] initWithType:messageType
-                                                          recipientId:identifier
-                                                               device:[deviceNumber intValue]
-                                                              content:serializedMessage
-                                                       registrationId:cipher.remoteRegistrationId];
-    }
+    OWSMessageServiceParams *messageParams = [[OWSMessageServiceParams alloc] initWithType:messageType
+                                                                               recipientId:identifier
+                                                                                    device:[deviceNumber intValue]
+                                                                                   content:serializedMessage
+                                                                            registrationId:cipher.remoteRegistrationId];
 
     NSError *error;
     NSDictionary *jsonDict = [MTLJSONAdapter JSONDictionaryFromModel:messageParams error:&error];

src/Messages/OWSOutgoingCallMessage.m

@@ -1,5 +1,6 @@
-//  Created by Michael Kirk on 12/1/16.
-//  Copyright © 2016 Open Whisper Systems. All rights reserved.
+//
+//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
+//
 
 #import "OWSOutgoingCallMessage.h"
 #import "NSDate+millisecondTimeStamp.h"
@@ -109,10 +110,6 @@ NS_ASSUME_NONNULL_BEGIN
     return NO;
 }
 
-- (BOOL)isLegacyMessage
-{
-    return NO;
-}
 //
 ///**
 // * override thread accessor in superclass, since this model is never saved.