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/*
*
* 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
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