455 lines
19 KiB
Objective-C
455 lines
19 KiB
Objective-C
//
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// PushManager.m
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// Signal
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//
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// Created by Frederic Jacobs on 31/07/14.
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// Copyright (c) 2014 Open Whisper Systems. All rights reserved.
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//
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#import <PushKit/PushKit.h>
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#import "AppDelegate.h"
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#import "OWSContactsManager.h"
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#import "InCallViewController.h"
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#import "NSData+ows_StripToken.h"
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#import "NSDate+millisecondTimeStamp.h"
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#import "NotificationTracker.h"
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#import "PreferencesUtil.h"
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#import "PushManager.h"
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#import "RPServerRequestsManager.h"
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#import "TSMessagesManager+sendMessages.h"
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#import "TSSocketManager.h"
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#define pushManagerDomain @"org.whispersystems.pushmanager"
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@interface PushManager () <PKPushRegistryDelegate>
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@property TOCFutureSource *registerWithServerFutureSource;
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@property UIAlertView *missingPermissionsAlertView;
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@property (nonatomic, strong) NotificationTracker *notificationTracker;
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@property UILocalNotification *lastCallNotification;
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@property (nonatomic, retain) NSMutableArray *currentNotifications;
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@property (nonatomic) UIBackgroundTaskIdentifier callBackgroundTask;
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@end
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@implementation PushManager
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+ (instancetype)sharedManager {
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static PushManager *sharedManager = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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sharedManager = [self new];
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});
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return sharedManager;
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}
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- (instancetype)init {
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self = [super init];
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if (self) {
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self.notificationTracker = [NotificationTracker notificationTracker];
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self.missingPermissionsAlertView =
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[[UIAlertView alloc] initWithTitle:NSLocalizedString(@"ACTION_REQUIRED_TITLE", @"")
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message:NSLocalizedString(@"PUSH_SETTINGS_MESSAGE", @"")
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delegate:nil
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cancelButtonTitle:NSLocalizedString(@"OK", @"")
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otherButtonTitles:nil, nil];
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_callBackgroundTask = UIBackgroundTaskInvalid;
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self.currentNotifications = [NSMutableArray array];
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}
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return self;
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}
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#pragma mark Manage Incoming Push
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- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo {
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if ([self isRedPhonePush:userInfo]) {
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ResponderSessionDescriptor *call;
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if (![self.notificationTracker shouldProcessNotification:userInfo]) {
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return;
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}
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@try {
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call = [ResponderSessionDescriptor responderSessionDescriptorFromEncryptedRemoteNotification:userInfo];
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DDLogDebug(@"Received remote notification. Parsed session descriptor: %@.", call);
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} @catch (OperationFailed *ex) {
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DDLogError(@"Error parsing remote notification. Error: %@.", ex);
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return;
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}
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if (!call) {
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DDLogError(@"Decryption of session descriptor failed");
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return;
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}
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[Environment.phoneManager incomingCallWithSession:call];
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if (![self applicationIsActive]) {
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UILocalNotification *notification = [[UILocalNotification alloc] init];
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NSString *callerId = call.initiatorNumber.toE164;
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NSString *nameString = [[Environment getCurrent].contactsManager nameStringForPhoneIdentifier:callerId];
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NSString *displayName = nameString ? nameString : callerId;
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PropertyListPreferences *prefs = [Environment preferences];
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notification.alertBody = @"☎️ ";
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if ([prefs notificationPreviewType] == NotificationNoNameNoPreview) {
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notification.alertBody =
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[notification.alertBody stringByAppendingString:NSLocalizedString(@"INCOMING_CALL", nil)];
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} else {
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notification.alertBody = [notification.alertBody
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stringByAppendingString:[NSString stringWithFormat:NSLocalizedString(@"INCOMING_CALL_FROM", nil),
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displayName]];
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}
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notification.category = Signal_Call_Category;
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notification.soundName = @"r.caf";
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[[PushManager sharedManager] presentNotification:notification];
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_lastCallNotification = notification;
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if (_callBackgroundTask == UIBackgroundTaskInvalid) {
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_callBackgroundTask = [[UIApplication sharedApplication] beginBackgroundTaskWithExpirationHandler:^{
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[Environment.phoneManager backgroundTimeExpired];
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[self closeVOIPBackgroundTask];
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}];
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}
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}
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} else {
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if (![self applicationIsActive]) {
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[TSSocketManager becomeActiveFromBackgroundExpectMessage:YES];
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}
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}
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}
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- (UILocalNotification *)closeVOIPBackgroundTask {
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[[UIApplication sharedApplication] endBackgroundTask:_callBackgroundTask];
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_callBackgroundTask = UIBackgroundTaskInvalid;
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UILocalNotification *notif = _lastCallNotification;
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_lastCallNotification = nil;
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return notif;
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}
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/**
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* This code should in principle never be called. The only cases where it would be called are with the old-style
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* "content-available:1" pushes if there is no "voip" token registered
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*
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*/
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- (void)application:(UIApplication *)application
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didReceiveRemoteNotification:(NSDictionary *)userInfo
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fetchCompletionHandler:(void (^)(UIBackgroundFetchResult))completionHandler {
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if ([self isRedPhonePush:userInfo]) {
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[self application:application didReceiveRemoteNotification:userInfo];
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 20 * NSEC_PER_SEC), dispatch_get_main_queue(), ^{
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completionHandler(UIBackgroundFetchResultNewData);
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});
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}
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- (void)application:(UIApplication *)application didReceiveLocalNotification:(UILocalNotification *)notification {
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NSString *threadId = notification.userInfo[Signal_Thread_UserInfo_Key];
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if (threadId && [TSThread fetchObjectWithUniqueID:threadId]) {
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[Environment messageThreadId:threadId];
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}
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}
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- (void)application:(UIApplication *)application
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handleActionWithIdentifier:(NSString *)identifier
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forLocalNotification:(UILocalNotification *)notification
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completionHandler:(void (^)())completionHandler {
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[self application:application
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handleActionWithIdentifier:identifier
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forLocalNotification:notification
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withResponseInfo:@{}
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completionHandler:completionHandler];
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}
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- (void)application:(UIApplication *)application
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handleActionWithIdentifier:(NSString *)identifier
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forLocalNotification:(UILocalNotification *)notification
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withResponseInfo:(NSDictionary *)responseInfo
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completionHandler:(void (^)())completionHandler {
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if ([identifier isEqualToString:Signal_Message_Reply_Identifier]) {
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NSString *threadId = notification.userInfo[Signal_Thread_UserInfo_Key];
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if (threadId) {
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TSThread *thread = [TSThread fetchObjectWithUniqueID:threadId];
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TSOutgoingMessage *message =
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[[TSOutgoingMessage alloc] initWithTimestamp:[NSDate ows_millisecondTimeStamp]
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inThread:thread
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messageBody:responseInfo[UIUserNotificationActionResponseTypedTextKey]
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attachments:nil];
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[[TSMessagesManager sharedManager] sendMessage:message
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inThread:thread
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success:^{
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[self markAllInThreadAsRead:notification.userInfo completionHandler:completionHandler];
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[[[[Environment getCurrent] signalsViewController] tableView] reloadData];
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}
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failure:^{
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UILocalNotification *failedSendNotif = [[UILocalNotification alloc] init];
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failedSendNotif.alertBody =
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[NSString stringWithFormat:NSLocalizedString(@"NOTIFICATION_SEND_FAILED", nil), [thread name]];
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failedSendNotif.userInfo = @{Signal_Thread_UserInfo_Key : thread.uniqueId};
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[[PushManager sharedManager] presentNotification:failedSendNotif];
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completionHandler();
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}];
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}
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} else if ([identifier isEqualToString:Signal_Call_Accept_Identifier]) {
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[Environment.phoneManager answerCall];
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completionHandler();
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} else if ([identifier isEqualToString:Signal_Call_Decline_Identifier]) {
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[Environment.phoneManager hangupOrDenyCall];
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 5 * NSEC_PER_SEC), dispatch_get_main_queue(), ^{
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completionHandler();
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});
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} else if ([identifier isEqualToString:Signal_CallBack_Identifier]) {
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NSString *contactId = notification.userInfo[Signal_Call_UserInfo_Key];
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PhoneNumber *number = [PhoneNumber tryParsePhoneNumberFromUserSpecifiedText:contactId];
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Contact *contact = [[Environment.getCurrent contactsManager] latestContactForPhoneNumber:number];
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[Environment.phoneManager initiateOutgoingCallToContact:contact atRemoteNumber:number];
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} else if ([identifier isEqualToString:Signal_Message_MarkAsRead_Identifier]) {
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[self markAllInThreadAsRead:notification.userInfo completionHandler:completionHandler];
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} else {
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NSString *threadId = notification.userInfo[Signal_Thread_UserInfo_Key];
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[Environment messageThreadId:threadId];
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completionHandler();
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}
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}
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- (void)markAllInThreadAsRead:(NSDictionary *)userInfo completionHandler:(void (^)())completionHandler {
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NSString *threadId = userInfo[Signal_Thread_UserInfo_Key];
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TSThread *thread = [TSThread fetchObjectWithUniqueID:threadId];
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[[TSStorageManager sharedManager]
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.dbConnection asyncReadWriteWithBlock:^(YapDatabaseReadWriteTransaction *_Nonnull transaction) {
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[thread markAllAsReadWithTransaction:transaction];
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}
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completionBlock:^{
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[[[Environment getCurrent] signalsViewController] updateInboxCountLabel];
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[self cancelNotificationsWithThreadId:threadId];
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completionHandler();
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}];
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}
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- (BOOL)isRedPhonePush:(NSDictionary *)pushDict {
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NSDictionary *aps = pushDict[@"aps"];
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NSString *category = aps[@"category"];
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if ([category isEqualToString:Signal_Call_Category]) {
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return YES;
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} else {
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return NO;
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}
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}
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#pragma mark PushKit
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- (void)pushRegistry:(PKPushRegistry *)registry
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didUpdatePushCredentials:(PKPushCredentials *)credentials
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forType:(NSString *)type {
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[[PushManager sharedManager].pushKitNotificationFutureSource trySetResult:[credentials.token ows_tripToken]];
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}
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- (void)pushRegistry:(PKPushRegistry *)registry
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didReceiveIncomingPushWithPayload:(PKPushPayload *)payload
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forType:(NSString *)type {
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[self application:[UIApplication sharedApplication] didReceiveRemoteNotification:payload.dictionaryPayload];
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}
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- (TOCFuture *)registerPushKitNotificationFuture {
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if ([self supportsVOIPPush]) {
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self.pushKitNotificationFutureSource = [TOCFutureSource new];
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PKPushRegistry *voipRegistry = [[PKPushRegistry alloc] initWithQueue:dispatch_get_main_queue()];
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voipRegistry.delegate = self;
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voipRegistry.desiredPushTypes = [NSSet setWithObject:PKPushTypeVoIP];
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return self.pushKitNotificationFutureSource.future;
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} else {
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TOCFutureSource *futureSource = [TOCFutureSource new];
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[futureSource trySetResult:nil];
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[Environment.preferences setHasRegisteredVOIPPush:FALSE];
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return futureSource.future;
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}
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}
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- (BOOL)supportsVOIPPush {
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if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(_iOS_8_2_0)) {
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return YES;
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} else {
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return NO;
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}
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}
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#pragma mark Register device for Push Notification locally
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- (TOCFuture *)registerPushNotificationFuture {
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self.pushNotificationFutureSource = [TOCFutureSource new];
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[UIApplication.sharedApplication registerForRemoteNotifications];
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return self.pushNotificationFutureSource.future;
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}
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- (void)requestPushTokenWithSuccess:(pushTokensSuccessBlock)success failure:(failedPushRegistrationBlock)failure {
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if (!self.wantRemoteNotifications) {
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success(@"FakeToken", @"FakePushToken");
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return;
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}
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TOCFuture *requestPushTokenFuture = [self registerPushNotificationFuture];
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[requestPushTokenFuture thenDo:^(NSData *pushTokenData) {
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NSString *pushToken = [pushTokenData ows_tripToken];
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TOCFuture *pushKit = [self registerPushKitNotificationFuture];
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[pushKit thenDo:^(NSString *voipToken) {
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success(pushToken, voipToken);
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}];
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[pushKit catchDo:^(NSError *error) {
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failure(error);
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}];
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}];
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[requestPushTokenFuture catchDo:^(NSError *error) {
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failure(error);
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}];
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}
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- (TOCFuture *)registerForUserNotificationsFuture {
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self.userNotificationFutureSource = [TOCFutureSource new];
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UIUserNotificationSettings *settings =
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[UIUserNotificationSettings settingsForTypes:(UIUserNotificationType)[self allNotificationTypes]
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categories:[NSSet setWithObjects:[self userNotificationsCallCategory],
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[self fullNewMessageNotificationCategory],
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[self userNotificationsCallBackCategory],
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nil]];
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[UIApplication.sharedApplication registerUserNotificationSettings:settings];
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return self.userNotificationFutureSource.future;
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}
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- (UIUserNotificationCategory *)fullNewMessageNotificationCategory {
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UIMutableUserNotificationAction *action_markRead = [UIMutableUserNotificationAction new];
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action_markRead.identifier = Signal_Message_MarkAsRead_Identifier;
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action_markRead.title = NSLocalizedString(@"PUSH_MANAGER_MARKREAD", nil);
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action_markRead.destructive = NO;
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action_markRead.authenticationRequired = NO;
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action_markRead.activationMode = UIUserNotificationActivationModeBackground;
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UIMutableUserNotificationAction *action_reply = [UIMutableUserNotificationAction new];
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action_reply.identifier = Signal_Message_Reply_Identifier;
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action_reply.title = NSLocalizedString(@"PUSH_MANAGER_REPLY", @"");
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action_reply.destructive = NO;
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action_reply.authenticationRequired = NO; // Since YES is broken in iOS 9 GM
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if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(_iOS_9)) {
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action_reply.behavior = UIUserNotificationActionBehaviorTextInput;
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action_reply.activationMode = UIUserNotificationActivationModeBackground;
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} else {
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action_reply.activationMode = UIUserNotificationActivationModeForeground;
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}
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UIMutableUserNotificationCategory *messageCategory = [UIMutableUserNotificationCategory new];
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messageCategory.identifier = Signal_Full_New_Message_Category;
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[messageCategory setActions:@[ action_markRead, action_reply ] forContext:UIUserNotificationActionContextMinimal];
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[messageCategory setActions:@[] forContext:UIUserNotificationActionContextDefault];
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return messageCategory;
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}
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- (UIUserNotificationCategory *)userNotificationsCallCategory {
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UIMutableUserNotificationAction *action_accept = [UIMutableUserNotificationAction new];
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action_accept.identifier = Signal_Call_Accept_Identifier;
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action_accept.title = NSLocalizedString(@"ANSWER_CALL_BUTTON_TITLE", @"");
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action_accept.activationMode = UIUserNotificationActivationModeForeground;
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action_accept.destructive = NO;
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action_accept.authenticationRequired = NO;
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UIMutableUserNotificationAction *action_decline = [UIMutableUserNotificationAction new];
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action_decline.identifier = Signal_Call_Decline_Identifier;
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action_decline.title = NSLocalizedString(@"REJECT_CALL_BUTTON_TITLE", @"");
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action_decline.activationMode = UIUserNotificationActivationModeBackground;
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action_decline.destructive = NO;
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action_decline.authenticationRequired = NO;
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UIMutableUserNotificationCategory *callCategory = [UIMutableUserNotificationCategory new];
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callCategory.identifier = Signal_Call_Category;
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[callCategory setActions:@[ action_accept, action_decline ] forContext:UIUserNotificationActionContextMinimal];
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[callCategory setActions:@[ action_accept, action_decline ] forContext:UIUserNotificationActionContextDefault];
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return callCategory;
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}
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- (UIUserNotificationCategory *)userNotificationsCallBackCategory {
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UIMutableUserNotificationAction *action_accept = [UIMutableUserNotificationAction new];
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action_accept.identifier = Signal_CallBack_Identifier;
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action_accept.title = NSLocalizedString(@"CALLBACK_BUTTON_TITLE", @"");
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action_accept.activationMode = UIUserNotificationActivationModeForeground;
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action_accept.destructive = NO;
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action_accept.authenticationRequired = NO;
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UIMutableUserNotificationCategory *callCategory = [UIMutableUserNotificationCategory new];
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callCategory.identifier = Signal_CallBack_Category;
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[callCategory setActions:@[ action_accept ] forContext:UIUserNotificationActionContextMinimal];
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[callCategory setActions:@[ action_accept ] forContext:UIUserNotificationActionContextDefault];
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return callCategory;
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}
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- (BOOL)needToRegisterForRemoteNotifications {
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return self.wantRemoteNotifications && (!UIApplication.sharedApplication.isRegisteredForRemoteNotifications);
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}
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- (BOOL)wantRemoteNotifications {
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#if TARGET_IPHONE_SIMULATOR
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return NO;
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#else
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return YES;
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#endif
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}
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- (int)allNotificationTypes {
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return UIUserNotificationTypeAlert | UIUserNotificationTypeSound | UIUserNotificationTypeBadge;
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}
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- (void)validateUserNotificationSettings {
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[[self registerForUserNotificationsFuture] thenDo:^(id value){
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// Nothing to do, just making sure we are registered for User Notifications.
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}];
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}
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- (BOOL)applicationIsActive {
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UIApplication *app = [UIApplication sharedApplication];
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if (app.applicationState == UIApplicationStateActive) {
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return YES;
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}
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return NO;
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}
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- (void)presentNotification:(UILocalNotification *)notification {
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[[UIApplication sharedApplication] scheduleLocalNotification:notification];
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[self.currentNotifications addObject:notification];
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}
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- (void)cancelNotificationsWithThreadId:(NSString *)threadId {
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NSMutableArray *toDelete = [NSMutableArray array];
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[self.currentNotifications enumerateObjectsUsingBlock:^(UILocalNotification *notif, NSUInteger idx, BOOL *stop) {
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if ([notif.userInfo[Signal_Thread_UserInfo_Key] isEqualToString:threadId]) {
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[[UIApplication sharedApplication] cancelLocalNotification:notif];
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[toDelete addObject:notif];
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}
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}];
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[self.currentNotifications removeObjectsInArray:toDelete];
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}
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@end
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