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