| /* |
| * |
| * Copyright 2015, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "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 COPYRIGHT |
| * OWNER OR CONTRIBUTORS 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 "GRPCCall+OAuth2.h" |
| |
| static NSString * const kAuthorizationHeader = @"authorization"; |
| static NSString * const kBearerPrefix = @"Bearer "; |
| static NSString * const kChallengeHeader = @"www-authenticate"; |
| |
| @implementation GRPCCall (OAuth2) |
| |
| - (NSString *)oauth2AccessToken { |
| NSString *headerValue = self.requestHeaders[kAuthorizationHeader]; |
| if ([headerValue hasPrefix:kBearerPrefix]) { |
| return [headerValue substringFromIndex:kBearerPrefix.length]; |
| } else { |
| return nil; |
| } |
| } |
| |
| - (void)setOauth2AccessToken:(NSString *)token { |
| if (token) { |
| self.requestHeaders[kAuthorizationHeader] = [kBearerPrefix stringByAppendingString:token]; |
| } else { |
| [self.requestHeaders removeObjectForKey:kAuthorizationHeader]; |
| } |
| } |
| |
| - (NSString *)oauth2ChallengeHeader { |
| return self.responseHeaders[kChallengeHeader]; |
| } |
| |
| @end |