Add the URL attribute to cricket::Candiate. (Objc wrapper)

webrtc/examples/objc/AppRTCMobile/RTCIceCandidate+JSON.m

 /*
  *  Copyright 2014 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #import "RTCIceCandidate+JSON.h"
 
 #import "WebRTC/RTCLogging.h"
 
 static NSString const *kRTCICECandidateTypeKey = @"type";
 static NSString const *kRTCICECandidateTypeValue = @"candidate";
 static NSString const *kRTCICECandidateMidKey = @"id";
 static NSString const *kRTCICECandidateMLineIndexKey = @"label";
 static NSString const *kRTCICECandidateSdpKey = @"candidate";
 static NSString const *kRTCICECandidatesTypeKey = @"candidates";
+static NSString const *kRTCICECandidatesServerUrlKey = @"url";

[Taylor Brandstetter, 2017/02/13 23:53:00]

Candidate server URLs don't need to be signaled, so this file doesn't need to be
changed

[Zhi Huang, 2017/02/14 19:09:08]

Done.

 
 
 @implementation RTCIceCandidate (JSON)
 
 + (RTCIceCandidate *)candidateFromJSONDictionary:(NSDictionary *)dictionary {
   NSString *mid = dictionary[kRTCICECandidateMidKey];
   NSString *sdp = dictionary[kRTCICECandidateSdpKey];
   NSNumber *num = dictionary[kRTCICECandidateMLineIndexKey];
   NSInteger mLineIndex = [num integerValue];
+  NSString *url = dictionary[kRTCICECandidatesServerUrlKey];
   return [[RTCIceCandidate alloc] initWithSdp:sdp
                                 sdpMLineIndex:mLineIndex
-                                       sdpMid:mid];
+                                       sdpMid:mid
+                                    serverUrl:url];
 }
 
 + (NSData *)JSONDataForIceCandidates:(NSArray<RTCIceCandidate *> *)candidates
                             withType:(NSString *)typeValue {
   NSMutableArray *jsonCandidates =
       [NSMutableArray arrayWithCapacity:candidates.count];
   for (RTCIceCandidate *candidate in candidates) {
     NSDictionary *jsonCandidate = [candidate JSONDictionary];
     [jsonCandidates addObject:jsonCandidate];
   }
@@ skipping 24 matching lines @@
     [candidates addObject:candidate];
   }
   return candidates;
 }
 
 - (NSData *)JSONData {
   NSDictionary *json = @{
     kRTCICECandidateTypeKey : kRTCICECandidateTypeValue,
     kRTCICECandidateMLineIndexKey : @(self.sdpMLineIndex),
     kRTCICECandidateMidKey : self.sdpMid,
-    kRTCICECandidateSdpKey : self.sdp
+    kRTCICECandidateSdpKey : self.sdp,
+    kRTCICECandidatesServerUrlKey : self.serverUrl
   };
   NSError *error = nil;
   NSData *data =
       [NSJSONSerialization dataWithJSONObject:json
                                       options:NSJSONWritingPrettyPrinted
                                         error:&error];
   if (error) {
     RTCLogError(@"Error serializing JSON: %@", error);
     return nil;
   }
   return data;
 }
 
 - (NSDictionary *)JSONDictionary{
   NSDictionary *json = @{
     kRTCICECandidateMLineIndexKey : @(self.sdpMLineIndex),
     kRTCICECandidateMidKey : self.sdpMid,
-    kRTCICECandidateSdpKey : self.sdp
+    kRTCICECandidateSdpKey : self.sdp,
+    kRTCICECandidatesServerUrlKey : self.serverUrl
   };
   return json;
 }
 
 @end