HTTPS in UIWebView

gistfile1.txt

- (void)webViewDidStartLoad:(UIWebView *)webView
{
    _isAuthenticated = NO;
}

- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType
{
    if ([request.URL.scheme isEqualToString:@"https"]) {
        // Handle HTTPS via separate request.
        if (!_isAuthenticated) {
            NSLog(@"HTTPS: Sending new authentication request");
            _failedRequest = request;
            NSURLConnection *conn = [[NSURLConnection alloc] initWithRequest:request
                                                                    delegate:self
                                                            startImmediately:NO];
            [conn start];
        }
        return _isAuthenticated;
    }
    return YES;
}

- (void)connection:(NSURLConnection *)connection willSendRequestForAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge
{
    NSLog(@"HTTPS: willSendRequestForAuthenticationChallenge");
    if ([challenge.protectionSpace.authenticationMethod isEqualToString:NSURLAuthenticationMethodServerTrust]) {
        NSURL *baseURL = [_failedRequest URL];
        if ([challenge.protectionSpace.host isEqualToString:baseURL.host]) {
            NSLog(@"HTTPS: Trusting connection to host %@", challenge.protectionSpace.host);
            [challenge.sender useCredential:[NSURLCredential credentialForTrust:challenge.protectionSpace.serverTrust]
                 forAuthenticationChallenge:challenge];
        } else {
            NSLog(@"HTTPS: Not trusting connection to host %@", challenge.protectionSpace.host);
        }
    }
    [challenge.sender continueWithoutCredentialForAuthenticationChallenge:challenge];
}

- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response
{
    NSLog(@"HTTPS: Connection is authenticated");
    _isAuthenticated = YES;
    [connection cancel];
    [self.webRTCWebView loadRequest:_failedRequest];
}