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/*
* Copyright (C) 2009 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 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 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 "WebKitLauncherURLProtocol.h"
#import "WebKitNightlyEnabler.h"
#if ENABLE_SPARKLE
#import <AppKit/AppKit.h>
#import <Sparkle/Sparkle.h>
#endif
@interface WebKitLauncherURLProtocol (ImplementationDetails)
-(void)handleIsWebKitLauncherAvailableJS;
-(void)handleCheckForUpdates;
-(void)resourceNotFound;
@end
@implementation WebKitLauncherURLProtocol
+(void)load
{
[NSURLProtocol registerClass:self];
}
+(BOOL)canInitWithRequest:(NSURLRequest *)request
{
if (![[[request URL] scheme] isEqualToString:@"x-webkit-launcher"])
return NO;
NSURL *mainDocumentURL = [request mainDocumentURL];
if (!mainDocumentURL)
return NO;
NSString *mainDocumentHost = [mainDocumentURL host];
if (![mainDocumentHost isEqualToString:@"webkit.org"] && ![mainDocumentHost hasSuffix:@".webkit.org"])
return NO;
return YES;
}
+(NSURLRequest *)canonicalRequestForRequest:(NSURLRequest *)request
{
return request;
}
-(void)startLoading
{
NSURLRequest *request = [self request];
NSString *resourceSpecifier = [[request URL] resourceSpecifier];
if ([resourceSpecifier isEqualToString:@"is-x-webkit-launcher-available.js"]) {
[self handleIsWebKitLauncherAvailableJS];
return;
}
#if ENABLE_SPARKLE
if ([resourceSpecifier isEqualToString:@"check-for-updates"]) {
[self handleCheckForUpdates];
return;
}
#endif
[self resourceNotFound];
}
-(void)stopLoading
{
}
-(void)handleIsWebKitLauncherAvailableJS
{
id client = [self client];
NSURLResponse *response = [[NSURLResponse alloc] initWithURL:[[self request] URL] MIMEType:@"text/javascript" expectedContentLength:0 textEncodingName:@"utf-8"];
[client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageAllowed];
[response release];
NSData *data = [@"var isWebKitLauncherAvailable = true;" dataUsingEncoding:NSUTF8StringEncoding];
[client URLProtocol:self didLoadData:data];
[client URLProtocolDidFinishLoading:self];
}
#if ENABLE_SPARKLE
-(void)handleCheckForUpdates
{
id client = [self client];
NSURLResponse *response = [[NSURLResponse alloc] initWithURL:[[self request] URL] MIMEType:@"text/plain" expectedContentLength:0 textEncodingName:@"utf-8"];
[client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
[response release];
SUUpdater *updater = [SUUpdater updaterForBundle:webKitLauncherBundle()];
[updater performSelectorOnMainThread:@selector(checkForUpdates:) withObject:self waitUntilDone:NO];
[client URLProtocolDidFinishLoading:self];
}
#endif
-(void)resourceNotFound
{
id client = [self client];
NSDictionary *infoDictionary = [NSDictionary dictionaryWithObject:NSErrorFailingURLStringKey forKey:[[self request] URL]];
NSError *error = [NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:infoDictionary];
[client URLProtocol:self didFailWithError:error];
}
@end
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