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bb547203bf
In order to eliminate the WebRTC Subtree mirror in Chromium, WebRTC is moving the content of the src/webrtc directory up to the src/ directory. NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iac59c5b51b950f174119565bac87955a7994bc38 Reviewed-on: https://webrtc-review.googlesource.com/1560 Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19845}
86 lines
3.1 KiB
Objective-C
86 lines
3.1 KiB
Objective-C
/*
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* Copyright 2014 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#import "ARDTURNClient+Internal.h"
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#import "ARDUtilities.h"
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#import "RTCIceServer+JSON.h"
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// TODO(tkchin): move this to a configuration object.
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static NSString *kTURNRefererURLString = @"https://appr.tc";
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static NSString *kARDTURNClientErrorDomain = @"ARDTURNClient";
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static NSInteger kARDTURNClientErrorBadResponse = -1;
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@implementation ARDTURNClient {
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NSURL *_url;
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}
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- (instancetype)initWithURL:(NSURL *)url {
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NSParameterAssert([url absoluteString].length);
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if (self = [super init]) {
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_url = url;
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}
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return self;
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}
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- (void)requestServersWithCompletionHandler:
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(void (^)(NSArray *turnServers, NSError *error))completionHandler {
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NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:_url];
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[NSURLConnection sendAsyncRequest:request
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completionHandler:^(NSURLResponse *response, NSData *data, NSError *error) {
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if (error) {
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completionHandler(nil, error);
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return;
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}
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NSDictionary *responseDict = [NSDictionary dictionaryWithJSONData:data];
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NSString *iceServerUrl = responseDict[@"ice_server_url"];
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[self makeTurnServerRequestToURL:[NSURL URLWithString:iceServerUrl]
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WithCompletionHandler:completionHandler];
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}];
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}
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#pragma mark - Private
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- (void)makeTurnServerRequestToURL:(NSURL *)url
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WithCompletionHandler:(void (^)(NSArray *turnServers,
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NSError *error))completionHandler {
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NSMutableURLRequest *iceServerRequest = [NSMutableURLRequest requestWithURL:url];
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iceServerRequest.HTTPMethod = @"POST";
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[iceServerRequest addValue:kTURNRefererURLString forHTTPHeaderField:@"referer"];
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[NSURLConnection sendAsyncRequest:iceServerRequest
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completionHandler:^(NSURLResponse *response,
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NSData *data,
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NSError *error) {
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if (error) {
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completionHandler(nil, error);
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return;
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}
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NSDictionary *turnResponseDict = [NSDictionary dictionaryWithJSONData:data];
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NSMutableArray *turnServers = [NSMutableArray array];
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[turnResponseDict[@"iceServers"] enumerateObjectsUsingBlock:
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^(NSDictionary *obj, NSUInteger idx, BOOL *stop){
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[turnServers addObject:[RTCIceServer serverFromJSONDictionary:obj]];
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}];
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if (!turnServers) {
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NSError *responseError =
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[[NSError alloc] initWithDomain:kARDTURNClientErrorDomain
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code:kARDTURNClientErrorBadResponse
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userInfo:@{
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NSLocalizedDescriptionKey: @"Bad TURN response.",
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}];
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completionHandler(nil, responseError);
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return;
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}
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completionHandler(turnServers, nil);
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}];
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}
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@end
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