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/*
* Copyright (C) 2003, 2006, 2008 Apple 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 COMPUTER, INC. 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 "config.h"
#import "CookieJar.h"
#import "BlockExceptions.h"
#import "Cookie.h"
#import "Document.h"
#import "KURL.h"
#import <wtf/RetainPtr.h>
#ifdef BUILDING_ON_TIGER
typedef unsigned NSUInteger;
#endif
@interface NSHTTPCookie (WebCoreHTTPOnlyCookies)
- (BOOL)isHTTPOnly;
@end
namespace WebCore {
static bool isHTTPOnly(NSHTTPCookie *cookie)
{
// Once we require a newer version of Foundation with the isHTTPOnly method,
// we can eliminate the instancesRespondToSelector: check.
static bool supportsHTTPOnlyCookies = [NSHTTPCookie instancesRespondToSelector:@selector(isHTTPOnly)];
return supportsHTTPOnlyCookies && [cookie isHTTPOnly];
}
static RetainPtr<NSArray> filterCookies(NSArray *unfilteredCookies)
{
NSUInteger count = [unfilteredCookies count];
RetainPtr<NSMutableArray> filteredCookies(AdoptNS, [[NSMutableArray alloc] initWithCapacity:count]);
for (NSUInteger i = 0; i < count; ++i) {
NSHTTPCookie *cookie = (NSHTTPCookie *)[unfilteredCookies objectAtIndex:i];
// <rdar://problem/5632883> On 10.5, NSHTTPCookieStorage would store an empty cookie,
// which would be sent as "Cookie: =". We have a workaround in setCookies() to prevent
// that, but we also need to avoid sending cookies that were previously stored, and
// there's no harm to doing this check because such a cookie is never valid.
if (![[cookie name] length])
continue;
if (isHTTPOnly(cookie))
continue;
[filteredCookies.get() addObject:cookie];
}
return filteredCookies;
}
String cookies(const Document*, const KURL& url)
{
BEGIN_BLOCK_OBJC_EXCEPTIONS;
NSURL *cookieURL = url;
NSArray *cookies = [[NSHTTPCookieStorage sharedHTTPCookieStorage] cookiesForURL:cookieURL];
return [[NSHTTPCookie requestHeaderFieldsWithCookies:filterCookies(cookies).get()] objectForKey:@"Cookie"];
END_BLOCK_OBJC_EXCEPTIONS;
return String();
}
String cookieRequestHeaderFieldValue(const Document*, const KURL& url)
{
BEGIN_BLOCK_OBJC_EXCEPTIONS;
NSURL *cookieURL = url;
NSArray *cookies = [[NSHTTPCookieStorage sharedHTTPCookieStorage] cookiesForURL:cookieURL];
return [[NSHTTPCookie requestHeaderFieldsWithCookies:cookies] objectForKey:@"Cookie"];
END_BLOCK_OBJC_EXCEPTIONS;
return String();
}
void setCookies(Document* document, const KURL& url, const String& cookieStr)
{
BEGIN_BLOCK_OBJC_EXCEPTIONS;
// <rdar://problem/5632883> On 10.5, NSHTTPCookieStorage would store an empty cookie,
// which would be sent as "Cookie: =".
if (cookieStr.isEmpty())
return;
// <http://bugs.webkit.org/show_bug.cgi?id=6531>, <rdar://4409034>
// cookiesWithResponseHeaderFields doesn't parse cookies without a value
String cookieString = cookieStr.contains('=') ? cookieStr : cookieStr + "=";
NSURL *cookieURL = url;
NSArray *cookies = [NSHTTPCookie cookiesWithResponseHeaderFields:[NSDictionary dictionaryWithObject:cookieString forKey:@"Set-Cookie"] forURL:cookieURL];
[[NSHTTPCookieStorage sharedHTTPCookieStorage] setCookies:filterCookies(cookies).get() forURL:cookieURL mainDocumentURL:document->firstPartyForCookies()];
END_BLOCK_OBJC_EXCEPTIONS;
}
bool cookiesEnabled(const Document*)
{
BEGIN_BLOCK_OBJC_EXCEPTIONS;
NSHTTPCookieAcceptPolicy cookieAcceptPolicy = [[NSHTTPCookieStorage sharedHTTPCookieStorage] cookieAcceptPolicy];
return cookieAcceptPolicy == NSHTTPCookieAcceptPolicyAlways || cookieAcceptPolicy == NSHTTPCookieAcceptPolicyOnlyFromMainDocumentDomain;
END_BLOCK_OBJC_EXCEPTIONS;
return false;
}
bool getRawCookies(const Document*, const KURL& url, Vector<Cookie>& rawCookies)
{
rawCookies.clear();
BEGIN_BLOCK_OBJC_EXCEPTIONS;
NSURL *cookieURL = url;
NSArray *cookies = [[NSHTTPCookieStorage sharedHTTPCookieStorage] cookiesForURL:cookieURL];
NSUInteger count = [cookies count];
rawCookies.reserveCapacity(count);
for (NSUInteger i = 0; i < count; ++i) {
NSHTTPCookie *cookie = (NSHTTPCookie *)[cookies objectAtIndex:i];
NSString *name = [cookie name];
NSString *value = [cookie value];
NSString *domain = [cookie domain];
NSString *path = [cookie path];
NSTimeInterval expires = [[cookie expiresDate] timeIntervalSince1970] * 1000;
bool httpOnly = [cookie isHTTPOnly];
bool secure = [cookie isSecure];
bool session = [cookie isSessionOnly];
rawCookies.uncheckedAppend(Cookie(name, value, domain, path, expires, httpOnly, secure, session));
}
END_BLOCK_OBJC_EXCEPTIONS;
return true;
}
void deleteCookie(const Document*, const KURL& url, const String& cookieName)
{
BEGIN_BLOCK_OBJC_EXCEPTIONS;
NSURL *cookieURL = url;
NSHTTPCookieStorage *cookieStorage = [NSHTTPCookieStorage sharedHTTPCookieStorage];
NSArray *cookies = [cookieStorage cookiesForURL:cookieURL];
NSString *cookieNameString = (NSString *) cookieName;
NSUInteger count = [cookies count];
for (NSUInteger i = 0; i < count; ++i) {
NSHTTPCookie *cookie = (NSHTTPCookie *)[cookies objectAtIndex:i];
if ([[cookie name] isEqualToString:cookieNameString]) {
[cookieStorage deleteCookie:cookie];
break;
}
}
END_BLOCK_OBJC_EXCEPTIONS;
}
}
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