| /* |
| * libjingle |
| * Copyright 2013, Google Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #import "GAEChannelClient.h" |
| |
| #import "RTCPeerConnectionFactory.h" |
| |
| @interface GAEChannelClient () |
| |
| @property(nonatomic, assign) id<GAEMessageHandler> delegate; |
| @property(nonatomic, strong) UIWebView *webView; |
| |
| @end |
| |
| @implementation GAEChannelClient |
| |
| @synthesize delegate = _delegate; |
| @synthesize webView = _webView; |
| |
| - (id)initWithToken:(NSString *)token delegate:(id<GAEMessageHandler>)delegate { |
| self = [super init]; |
| if (self) { |
| _webView = [[UIWebView alloc] init]; |
| _webView.delegate = self; |
| _delegate = delegate; |
| NSString *htmlPath = |
| [[NSBundle mainBundle] pathForResource:@"ios_channel" ofType:@"html"]; |
| NSURL *htmlUrl = [NSURL fileURLWithPath:htmlPath]; |
| NSString *path = [NSString stringWithFormat:@"%@?token=%@", |
| [htmlUrl absoluteString], |
| token]; |
| |
| [_webView |
| loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:path]]]; |
| } |
| return self; |
| } |
| |
| - (void)dealloc { |
| _webView.delegate = nil; |
| [_webView stopLoading]; |
| } |
| |
| #pragma mark - UIWebViewDelegate method |
| |
| - (BOOL)webView:(UIWebView *)webView |
| shouldStartLoadWithRequest:(NSURLRequest *)request |
| navigationType:(UIWebViewNavigationType)navigationType { |
| NSString *scheme = [request.URL scheme]; |
| if ([scheme compare:@"js-frame"] != NSOrderedSame) { |
| return YES; |
| } |
| NSString *resourceSpecifier = [request.URL resourceSpecifier]; |
| NSRange range = [resourceSpecifier rangeOfString:@":"]; |
| NSString *method; |
| NSString *message; |
| if (range.length == 0 && range.location == NSNotFound) { |
| method = resourceSpecifier; |
| } else { |
| method = [resourceSpecifier substringToIndex:range.location]; |
| message = [resourceSpecifier substringFromIndex:range.location + 1]; |
| } |
| dispatch_async(dispatch_get_main_queue(), ^(void) { |
| if ([method compare:@"onopen"] == NSOrderedSame) { |
| [self.delegate onOpen]; |
| } else if ([method compare:@"onmessage"] == NSOrderedSame) { |
| [self.delegate onMessage:message]; |
| } else if ([method compare:@"onclose"] == NSOrderedSame) { |
| [self.delegate onClose]; |
| } else if ([method compare:@"onerror"] == NSOrderedSame) { |
| // TODO(hughv): Get error. |
| int code = -1; |
| NSString *description = message; |
| [self.delegate onError:code withDescription:description]; |
| } else { |
| NSAssert(NO, @"Invalid message sent from UIWebView: %@", |
| resourceSpecifier); |
| } |
| }); |
| return YES; |
| } |
| |
| @end |