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/*
* Copyright (C) 2005 Apple Computer, 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:
*
* 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. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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 "WebNSURLRequestExtras.h"
#import "WebNSURLExtras.h"
#define WebContentType (@"Content-Type")
#define WebUserAgent (@"User-Agent")
#define WebReferrer (@"Referer")
@implementation NSURLRequest (WebNSURLRequestExtras)
- (NSString *)_web_HTTPReferrer
{
return [self valueForHTTPHeaderField:WebReferrer];
}
- (NSString *)_web_HTTPContentType
{
return [self valueForHTTPHeaderField:WebContentType];
}
- (BOOL)_web_isConditionalRequest
{
if ([self valueForHTTPHeaderField:@"If-Match"] ||
[self valueForHTTPHeaderField:@"If-Modified-Since"] ||
[self valueForHTTPHeaderField:@"If-None-Match"] ||
[self valueForHTTPHeaderField:@"If-Range"] ||
[self valueForHTTPHeaderField:@"If-Unmodified-Since"])
return YES;
return NO;
}
@end
@implementation NSMutableURLRequest (WebNSURLRequestExtras)
- (void)_web_setHTTPContentType:(NSString *)contentType
{
[self setValue:contentType forHTTPHeaderField:WebContentType];
}
- (void)_web_setHTTPReferrer:(NSString *)referrer
{
// Do not set the referrer to a string that refers to a file URL.
// That is a potential security hole.
if ([referrer _webkit_isFileURL])
return;
// Don't allow empty Referer: headers; some servers refuse them
if ([referrer length] == 0)
return;
[self setValue:referrer forHTTPHeaderField:WebReferrer];
}
- (void)_web_setHTTPUserAgent:(NSString *)userAgent
{
[self setValue:userAgent forHTTPHeaderField:WebUserAgent];
}
@end
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