mirror of
https://github.com/transmission/transmission
synced 2024-12-26 01:27:28 +00:00
95 lines
3.1 KiB
Objective-C
95 lines
3.1 KiB
Objective-C
/******************************************************************************
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* $Id$
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*
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* Copyright (c) 2008-2009 Transmission authors and contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*****************************************************************************/
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#import "BlocklistScheduler.h"
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#import "BlocklistDownloader.h"
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//thirty second delay before running after option is changed
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#define SMALL_DELAY 30
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//update one week after previous update
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#define FULL_WAIT (60 * 60 * 24 * 7)
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@interface BlocklistScheduler (Private)
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- (void) runUpdater;
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@end
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@implementation BlocklistScheduler
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BlocklistScheduler * fScheduler = nil;
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+ (BlocklistScheduler *) scheduler
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{
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if (!fScheduler)
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fScheduler = [[BlocklistScheduler alloc] init];
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return fScheduler;
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}
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- (void) updateSchedule
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{
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if ([BlocklistDownloader isRunning])
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return;
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[self cancelSchedule];
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if (![[NSUserDefaults standardUserDefaults] boolForKey: @"Blocklist"]
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|| ![[NSUserDefaults standardUserDefaults] boolForKey: @"BlocklistAutoUpdate"])
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return;
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NSDate * lastUpdateDate = [[NSUserDefaults standardUserDefaults] objectForKey: @"BlocklistLastUpdate"];
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if (lastUpdateDate)
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lastUpdateDate = [lastUpdateDate addTimeInterval: FULL_WAIT];
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NSDate * closeDate = [NSDate dateWithTimeIntervalSinceNow: SMALL_DELAY];
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NSDate * useDate = lastUpdateDate ? [lastUpdateDate laterDate: closeDate] : closeDate;
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fTimer = [[NSTimer alloc] initWithFireDate: useDate interval: 0 target: self selector: @selector(runUpdater)
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userInfo: nil repeats: NO];
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//current run loop usually means a second update won't work
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NSRunLoop * loop = [NSRunLoop mainRunLoop];
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[loop addTimer: fTimer forMode: NSDefaultRunLoopMode];
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[loop addTimer: fTimer forMode: NSModalPanelRunLoopMode];
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[loop addTimer: fTimer forMode: NSEventTrackingRunLoopMode];
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}
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- (void) cancelSchedule
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{
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[fTimer invalidate];
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fTimer = nil;
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}
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@end
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@implementation BlocklistScheduler (Private)
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- (void) runUpdater
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{
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fTimer = nil;
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[BlocklistDownloader downloader];
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}
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@end
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