81 lines
2.2 KiB
Objective-C
81 lines
2.2 KiB
Objective-C
/*
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* Copyright 2007-2010 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see LICENSE.
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*/
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#import "HttpRequest.h"
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#import "JSBridge.h"
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#import "GameInstall.h"
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@implementation HttpRequest
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@synthesize url;
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+ (id)requestWithURL:(NSString *)aURL callback:(NSString *)aCallback game:(GameInstall *)aGame
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{
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id newObject = [[self alloc] initWithURL:aURL callback:aCallback game:aGame];
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[newObject autorelease];
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return newObject;
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}
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- (id)initWithURL:(NSString *)aURL callback:(NSString *)aCallback game:(GameInstall *)aGame;
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{
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self = [super init];
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if (self != nil)
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{
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url = [aURL retain];
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callback = [aCallback retain];
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game = [aGame retain];
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response = [[NSMutableData alloc] init];
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task = [game runAsyncUtilityWithArg:[NSString stringWithFormat:@"--download-url=%@",url]
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delegate:self
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responseSelector:@selector(utilityResponded:)
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terminatedSelector:@selector(utilityTerminated:)];
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[task retain];
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}
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return self;
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}
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- (void)cancel
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{
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cancelled = YES;
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[[NSNotificationCenter defaultCenter] removeObserver:self
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name:NSFileHandleReadCompletionNotification
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object:[[task standardOutput] fileHandleForReading]];
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[task terminate];
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}
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- (void)utilityResponded:(NSNotification *)n
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{
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NSData *data = [[n userInfo] valueForKey:NSFileHandleNotificationDataItem];
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[response appendData:data];
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// Keep reading
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if ([n object] != nil)
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[[n object] readInBackgroundAndNotify];
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}
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- (void)utilityTerminated:(NSNotification *)n
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{
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NSNotificationCenter *nc = [NSNotificationCenter defaultCenter];
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[nc removeObserver:self name:NSFileHandleReadCompletionNotification object:[[task standardOutput] fileHandleForReading]];
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[nc removeObserver:self name:NSTaskDidTerminateNotification object:task];
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[task release]; task = nil;
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if (!cancelled)
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{
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NSString *data = [[[NSString alloc] initWithData:response encoding:NSASCIIStringEncoding] autorelease];
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[[JSBridge sharedInstance] runCallback:callback withArgument:data];
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}
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}
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- (BOOL)terminated
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{
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return task == nil;
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}
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@end
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