mirror of
https://github.com/MacPass/MacPass.git
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107 lines
3.2 KiB
Objective-C
107 lines
3.2 KiB
Objective-C
//
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// MPLockDaemon.m
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// MacPass
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//
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// Created by Michael Starke on 16.06.13.
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// Copyright (c) 2013 HicknHack Software GmbH. All rights reserved.
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//
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#import "MPLockDaemon.h"
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#import "MPSettingsHelper.h"
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#import "MPAppDelegate.h"
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NSString *const MPShouldLockDatabaseNotification = @"com.hicknhack.macpass.MPShouldLockDatabaseNotification";
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@interface MPLockDaemon () {
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NSTimer *idleCheckTimer;
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}
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@property (nonatomic,assign) BOOL lockOnSleep;
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@property (nonatomic,assign) NSUInteger idleLockTime;
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@end
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@implementation MPLockDaemon
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+ (MPLockDaemon *)sharedInstance {
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static id sharedInstance;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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sharedInstance = [[MPLockDaemon alloc] init];
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});
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return sharedInstance;
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}
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- (id)init {
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self = [super init];
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if (self) {
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NSString *lockOnSleepKey = [NSString stringWithFormat:@"values.%@", kMPSettingsKeyLockOnSleep];
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NSString *idleTimeOutKey = [NSString stringWithFormat:@"values.%@", kMPSettingsKeyIdleLockTimeOut];
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NSUserDefaultsController *defaultsController = [NSUserDefaultsController sharedUserDefaultsController];
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[self bind:@"lockOnSleep" toObject:defaultsController withKeyPath:lockOnSleepKey options:nil];
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[self bind:@"idleLockTime" toObject:defaultsController withKeyPath:idleTimeOutKey options:nil];
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}
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return self;
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}
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- (void)dealloc
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{
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/* Notifications */
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[[[NSWorkspace sharedWorkspace] notificationCenter] removeObserver:self];
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/* Timer */
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[idleCheckTimer invalidate];
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}
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- (void)setLockOnSleep:(BOOL)lockOnSleep {
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if(_lockOnSleep != lockOnSleep) {
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_lockOnSleep = lockOnSleep;
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NSNotificationCenter *notificationCenter = [[NSWorkspace sharedWorkspace] notificationCenter];
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if(_lockOnSleep) {
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[notificationCenter addObserver:self selector:@selector(_willSleepNotification:) name:NSWorkspaceWillSleepNotification object:nil];
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}
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else {
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[notificationCenter removeObserver:self];
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}
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}
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}
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- (void)setIdleLockTime:(NSUInteger)idleLockTime {
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if(_idleLockTime != idleLockTime) {
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_idleLockTime = idleLockTime;
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if(_idleLockTime == 0) {
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[idleCheckTimer invalidate];
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idleCheckTimer = nil;
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}
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else {
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if( idleCheckTimer ) {
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NSAssert([idleCheckTimer isValid], @"Timer needs to be valid");
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[idleCheckTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:_idleLockTime ]];
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return; // Done
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}
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/* Create new timer and schedule it with runloop */
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idleCheckTimer = [NSTimer timerWithTimeInterval:_idleLockTime target:self selector:@selector(_checkIdleTime:) userInfo:nil repeats:YES];
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[[NSRunLoop mainRunLoop] addTimer:idleCheckTimer forMode:NSDefaultRunLoopMode];
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}
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}
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}
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- (void)_willSleepNotification:(NSNotification *)notification {
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[[NSApp delegate] lockAllDocuments];
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}
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- (void)_checkIdleTime:(NSTimer *)timer {
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CFTimeInterval interval = CGEventSourceSecondsSinceLastEventType(kCGEventSourceStateCombinedSessionState,kCGAnyInputEventType);
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if(interval >= _idleLockTime) {
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[[NSApp delegate] lockAllDocuments];
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/* Reset the timer to full intervall */
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[idleCheckTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:_idleLockTime]];
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}
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else {
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[idleCheckTimer setFireDate:[NSDate dateWithTimeIntervalSinceNow:(_idleLockTime - interval) ]];
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}
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}
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@end
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