//============================================================================== // This file is part of Master Password. // Copyright (c) 2011-2017, Maarten Billemont. // // Master Password is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Master Password is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You can find a copy of the GNU General Public License in the // LICENSE file. Alternatively, see <http://www.gnu.org/licenses/>. //============================================================================== #import "MPEmergencyViewController.h" #import "MPEntities.h" @interface MPEmergencyViewController() @property(nonatomic, strong) MPKey *key; @property(nonatomic, strong) NSOperationQueue *emergencyKeyQueue; @property(nonatomic, strong) NSOperationQueue *emergencyPasswordQueue; @end @implementation MPEmergencyViewController - (void)viewDidLoad { [super viewDidLoad]; [self.emergencyKeyQueue = [NSOperationQueue new] setMaxConcurrentOperationCount:1]; [self.emergencyPasswordQueue = [NSOperationQueue new] setMaxConcurrentOperationCount:1]; self.view.backgroundColor = [UIColor clearColor]; self.dialogView.layer.cornerRadius = 5; } - (void)viewWillAppear:(BOOL)animated { [super viewWillAppear:animated]; [self reset]; PearlAddNotificationObserver( UIApplicationWillResignActiveNotification, nil, [NSOperationQueue mainQueue], ^(MPEmergencyViewController *self, NSNotification *note) { [self performSegueWithIdentifier:@"unwind-popover" sender:self]; } ); [self.scrollView automaticallyAdjustInsetsForKeyboard]; } - (void)viewDidDisappear:(BOOL)animated { [super viewDidDisappear:animated]; PearlRemoveNotificationObservers(); PearlRemoveNotificationObserversFrom( self.scrollView ); [self reset]; } - (UIStatusBarStyle)preferredStatusBarStyle { return UIStatusBarStyleLightContent; } #pragma mark - UITextFieldDelegate - (BOOL)textFieldShouldReturn:(UITextField *)textField { [textField resignFirstResponder]; return YES; } #pragma mark - Actions - (IBAction)controlChanged:(UIControl *)control { if (control == self.fullNameField || control == self.masterPasswordField) [self updateKey]; else [self updatePassword]; } - (IBAction)copyPassword:(id)sender { NSString *sitePassword = [self.passwordButton titleForState:UIControlStateNormal]; if (![sitePassword length]) return; UIPasteboard *pasteboard = [UIPasteboard generalPasteboard]; if (@available(iOS 10.0, *)) [pasteboard setItems:@[ @{ UIPasteboardTypeAutomatic: sitePassword } ] options:@{ UIPasteboardOptionLocalOnly : @NO, UIPasteboardOptionExpirationDate: [NSDate dateWithTimeIntervalSinceNow:3 * 60] }]; else pasteboard.string = sitePassword; [UIView animateWithDuration:0.3f animations:^{ self.tipContainer.visible = YES; } completion:^(BOOL finished) { PearlMainQueueAfter( 3, ^{ [UIView animateWithDuration:0.3f animations:^{ self.tipContainer.visible = NO; }]; } ); }]; } #pragma mark - Private - (void)updateKey { NSString *fullName = self.fullNameField.text; NSString *masterPassword = self.masterPasswordField.text; [self.passwordButton setTitle:nil forState:UIControlStateNormal]; [self.activity startAnimating]; [self.emergencyKeyQueue cancelAllOperations]; [self.emergencyKeyQueue addOperationWithBlock:^{ if ([masterPassword length] && [fullName length]) self.key = [[MPKey alloc] initForFullName:fullName withMasterPassword:masterPassword]; else self.key = nil; PearlMainQueue( ^{ [self updatePassword]; } ); }]; } - (void)updatePassword { NSString *siteName = self.siteField.text; MPResultType siteType = [self siteType]; MPCounterValue siteCounter = (MPCounterValue)self.counterStepper.value; self.counterLabel.text = strf( @"%u", siteCounter ); [self.passwordButton setTitle:nil forState:UIControlStateNormal]; [self.activity startAnimating]; [self.emergencyPasswordQueue cancelAllOperations]; [self.emergencyPasswordQueue addOperationWithBlock:^{ NSString *sitePassword = nil; if (self.key && [siteName length]) sitePassword = [MPAlgorithmDefault mpwTemplateForSiteNamed:siteName ofType:siteType withCounter:siteCounter usingKey:self.key]; PearlMainQueue( ^{ [self.activity stopAnimating]; [self.passwordButton setTitle:sitePassword forState:UIControlStateNormal]; } ); }]; } - (MPResultType)siteType { switch (self.typeControl.selectedSegmentIndex) { case 0: return MPResultTypeTemplateMaximum; case 1: return MPResultTypeTemplateLong; case 2: return MPResultTypeTemplateMedium; case 3: return MPResultTypeTemplateBasic; case 4: return MPResultTypeTemplateShort; case 5: return MPResultTypeTemplatePIN; default: Throw( @"Unsupported type index: %ld", (long)self.typeControl.selectedSegmentIndex ); } } - (void)reset { self.fullNameField.text = nil; self.masterPasswordField.text = nil; self.siteField.text = nil; self.counterStepper.value = 1; self.typeControl.selectedSegmentIndex = 1; [self updateKey]; } @end