JLChen
2021-08-02 38f4fb064df09f344fc3237409c76a9fba2a8a9e
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/*
 * Copyright (c) 2010-2020 Belledonne Communications SARL.
 *
 * This file is part of linphone-iphone
 *
 * This program 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.
 *
 * This program 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 should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#import "LinphoneAppDelegate.h"
#import "ContactDetailsView.h"
#import "ContactsListView.h"
#import "PhoneMainView.h"
#import "ShopView.h"
 
#import "CoreTelephony/CTCallCenter.h"
#import "CoreTelephony/CTCall.h"
 
#import "LinphoneCoreSettingsStore.h"
 
#include "LinphoneManager.h"
#include "linphone/linphonecore.h"
 
#import <Intents/Intents.h>
#import <IntentsUI/IntentsUI.h>
#import "linphoneapp-Swift.h"
 
 
#ifdef USE_CRASHLYTICS
#include "FIRApp.h"
#endif
 
@implementation LinphoneAppDelegate
 
@synthesize configURL;
@synthesize window;
 
#pragma mark - Lifecycle Functions
 
- (id)init {
    self = [super init];
    if (self != nil) {
        startedInBackground = FALSE;
    }
    _onlyPortrait = FALSE;
    return self;
    [[UIApplication sharedApplication] setDelegate:self];
}
 
#pragma mark -
 
- (void)applicationDidEnterBackground:(UIApplication *)application {
    LOGI(@"%@", NSStringFromSelector(_cmd));
    if (linphone_core_get_global_state(LC) != LinphoneGlobalOff) {
        [LinphoneManager.instance enterBackgroundMode];
        [LinphoneManager.instance.fastAddressBook clearFriends];
        if (PhoneMainView.instance.currentView == ChatConversationView.compositeViewDescription) {
            ChatConversationView *view = VIEW(ChatConversationView);
            [view removeCallBacks];
            [view.tableController setChatRoom:NULL];
            [view setChatRoom:NULL];
        } else if (PhoneMainView.instance.currentView == ChatConversationInfoView.compositeViewDescription) {
            ChatConversationInfoView *view = VIEW(ChatConversationInfoView);
            [view removeCallbacks];
            [view setRoom:NULL];
        } else if (PhoneMainView.instance.currentView == RecordingsListView.compositeViewDescription || PhoneMainView.instance.currentView == DevicesListView.compositeViewDescription) {
            // To avoid crash
            [PhoneMainView.instance changeCurrentView:DialerView.compositeViewDescription];
        }
        [CallManager.instance stopLinphoneCore];
    }
}
 
- (void)applicationWillEnterForeground:(UIApplication *)application {
    LOGI(@"%@", NSStringFromSelector(_cmd));
    
    [LinphoneManager.instance startLinphoneCore];
    [LinphoneManager.instance.fastAddressBook reloadFriends];
    
    [NSNotificationCenter.defaultCenter postNotificationName:kLinphoneMessageReceived object:nil];
}
 
- (void)applicationWillResignActive:(UIApplication *)application {
    LOGI(@"%@", NSStringFromSelector(_cmd));
    LinphoneCall *call = linphone_core_get_current_call(LC);
 
    if (!call)
        return;
 
    /* save call context */
    [CallManager.instance setBackgroundContextCallWithCall:call];
    [CallManager.instance setBackgroundContextCameraIsEnabled:linphone_call_camera_enabled(call)];
 
    const LinphoneCallParams *params = linphone_call_get_current_params(call);
    if (linphone_call_params_video_enabled(params))
        linphone_call_enable_camera(call, false);
}
 
- (void)applicationDidBecomeActive:(UIApplication *)application {
    LOGI(@"%@", NSStringFromSelector(_cmd));
    
    if (!startedInBackground || PhoneMainView.instance.currentView == nil) {
        startedInBackground = TRUE;
        // initialize UI
        [PhoneMainView.instance startUp];
    }
    LinphoneManager *instance = LinphoneManager.instance;
    [instance becomeActive];
 
    if (instance.fastAddressBook.needToUpdate) {
        //Update address book for external changes
        if (PhoneMainView.instance.currentView == ContactsListView.compositeViewDescription || PhoneMainView.instance.currentView == ContactDetailsView.compositeViewDescription) {
            [PhoneMainView.instance changeCurrentView:DialerView.compositeViewDescription];
        }
        [instance.fastAddressBook fetchContactsInBackGroundThread];
        instance.fastAddressBook.needToUpdate = FALSE;
    }
    
    LinphoneCall *call = linphone_core_get_current_call(LC);
 
    if (call) {
        if (call == [CallManager.instance getBackgroundContextCall]) {
            const LinphoneCallParams *params =
            linphone_call_get_current_params(call);
            if (linphone_call_params_video_enabled(params)) {
                linphone_call_enable_camera(call, [CallManager.instance backgroundContextCameraIsEnabled]);
            }
            [CallManager.instance setBackgroundContextCallWithCall:nil];
        } else if (linphone_call_get_state(call) == LinphoneCallIncomingReceived) {
            if ((floor(NSFoundationVersionNumber) <= NSFoundationVersionNumber_iOS_9_x_Max)) {
                if ([LinphoneManager.instance lpConfigBoolForKey:@"autoanswer_notif_preference"]) {
                    linphone_call_accept(call);
                    [PhoneMainView.instance changeCurrentView:CallView.compositeViewDescription];
                } else {
                    [PhoneMainView.instance displayIncomingCall:call];
                }
            } else {
                // Click the call notification when callkit is disabled, show app view.
                [PhoneMainView.instance displayIncomingCall:call];
            }
 
            // in this case, the ringing sound comes from the notification.
            // To stop it we have to do the iOS7 ring fix...
            [self fixRing];
        }
    }
    [LinphoneManager.instance.iapManager check];
    if (_shortcutItem) {
        [self handleShortcut:_shortcutItem];
        _shortcutItem = nil;
    }
}
 
#pragma deploymate push "ignored-api-availability"
 
 
- (void)configureUINotification {
    if (floor(NSFoundationVersionNumber) <= NSFoundationVersionNumber_iOS_9_x_Max)
        return;
 
    LOGI(@"Connecting for UNNotifications");
    // Call category
    UNNotificationAction *act_ans =
    [UNNotificationAction actionWithIdentifier:@"Answer"
                                         title:NSLocalizedString(@"Answer", nil)
                                       options:UNNotificationActionOptionForeground];
    UNNotificationAction *act_dec = [UNNotificationAction actionWithIdentifier:@"Decline"
                                                                         title:NSLocalizedString(@"Decline", nil)
                                                                       options:UNNotificationActionOptionNone];
    UNNotificationCategory *cat_call =
    [UNNotificationCategory categoryWithIdentifier:@"call_cat"
                                           actions:[NSArray arrayWithObjects:act_ans, act_dec, nil]
                                 intentIdentifiers:[[NSMutableArray alloc] init]
                                           options:UNNotificationCategoryOptionCustomDismissAction];
    // Msg category
    UNTextInputNotificationAction *act_reply =
    [UNTextInputNotificationAction actionWithIdentifier:@"Reply"
                                                  title:NSLocalizedString(@"Reply", nil)
                                                options:UNNotificationActionOptionNone];
    UNNotificationAction *act_seen =
    [UNNotificationAction actionWithIdentifier:@"Seen"
                                         title:NSLocalizedString(@"Mark as seen", nil)
                                       options:UNNotificationActionOptionNone];
    UNNotificationCategory *cat_msg =
    [UNNotificationCategory categoryWithIdentifier:@"msg_cat"
                                           actions:[NSArray arrayWithObjects:act_reply, act_seen, nil]
                                 intentIdentifiers:[[NSMutableArray alloc] init]
                                           options:UNNotificationCategoryOptionCustomDismissAction];
 
    // Video Request Category
    UNNotificationAction *act_accept =
    [UNNotificationAction actionWithIdentifier:@"Accept"
                                         title:NSLocalizedString(@"Accept", nil)
                                       options:UNNotificationActionOptionForeground];
 
    UNNotificationAction *act_refuse = [UNNotificationAction actionWithIdentifier:@"Cancel"
                                                                            title:NSLocalizedString(@"Cancel", nil)
                                                                          options:UNNotificationActionOptionNone];
    UNNotificationCategory *video_call =
    [UNNotificationCategory categoryWithIdentifier:@"video_request"
                                           actions:[NSArray arrayWithObjects:act_accept, act_refuse, nil]
                                 intentIdentifiers:[[NSMutableArray alloc] init]
                                           options:UNNotificationCategoryOptionCustomDismissAction];
 
    // ZRTP verification category
    UNNotificationAction *act_confirm = [UNNotificationAction actionWithIdentifier:@"Confirm"
                                                                             title:NSLocalizedString(@"Accept", nil)
                                                                           options:UNNotificationActionOptionNone];
 
    UNNotificationAction *act_deny = [UNNotificationAction actionWithIdentifier:@"Deny"
                                                                          title:NSLocalizedString(@"Deny", nil)
                                                                        options:UNNotificationActionOptionNone];
    UNNotificationCategory *cat_zrtp =
    [UNNotificationCategory categoryWithIdentifier:@"zrtp_request"
                                           actions:[NSArray arrayWithObjects:act_confirm, act_deny, nil]
                                 intentIdentifiers:[[NSMutableArray alloc] init]
                                           options:UNNotificationCategoryOptionCustomDismissAction];
 
    [UNUserNotificationCenter currentNotificationCenter].delegate = self;
    [[UNUserNotificationCenter currentNotificationCenter] requestAuthorizationWithOptions:(UNAuthorizationOptionAlert | UNAuthorizationOptionSound | UNAuthorizationOptionBadge)
                                                                        completionHandler:^(BOOL granted, NSError *_Nullable error) {
                                                                            // Enable or disable features based on authorization.
                                                                            if (error)
                                                                                LOGD(error.description);
                                                                        }];
    
    NSSet *categories = [NSSet setWithObjects:cat_call, cat_msg, video_call, cat_zrtp, nil];
    [[UNUserNotificationCenter currentNotificationCenter] setNotificationCategories:categories];
}
 
#pragma deploymate pop
 
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
#ifdef USE_CRASHLYTICS
    [FIRApp configure];
#endif
 
    
    if ([VFSUtil vfsEnabledWithGroupName:kLinphoneMsgNotificationAppGroupId]) {
        if (TARGET_IPHONE_SIMULATOR) {
            LOGW(@"[VFS] Can not active for simulators.");
            [VFSUtil setVfsEnabbledWithEnabled:false groupName:kLinphoneMsgNotificationAppGroupId];
        } else if (![VFSUtil activateVFSForFirstTime:false]) {
            [VFSUtil log:@"[VFS] Error unable to activate." :OS_LOG_TYPE_ERROR];
            [VFSUtil setVfsEnabbledWithEnabled:false groupName:kLinphoneMsgNotificationAppGroupId];
        }
    }
 
    UIApplication *app = [UIApplication sharedApplication];
    UIApplicationState state = app.applicationState;
 
    LinphoneManager *instance = [LinphoneManager instance];
    //init logs asapt
    [Log enableLogs:[[LinphoneManager instance] lpConfigIntForKey:@"debugenable_preference"]];
    
    
    
 
    if ([PHPhotoLibrary authorizationStatus] != PHAuthorizationStatusAuthorized) {
        [PHPhotoLibrary requestAuthorization:^(PHAuthorizationStatus status) {
            dispatch_async(dispatch_get_main_queue(), ^{
                if ([PHPhotoLibrary authorizationStatus] != PHAuthorizationStatusAuthorized) {
                    [[[UIAlertView alloc] initWithTitle:NSLocalizedString(@"Photo's permission", nil) message:NSLocalizedString(@"Photo not authorized", nil) delegate:nil cancelButtonTitle:nil otherButtonTitles:@"Continue", nil] show];
                }
            });
        }];
    }
 
    BOOL background_mode = [instance lpConfigBoolForKey:@"backgroundmode_preference"];
    BOOL start_at_boot = [instance lpConfigBoolForKey:@"start_at_boot_preference"];
    
    [self configureUINotification];
    
    if (state == UIApplicationStateBackground) {
        // we've been woken up directly to background;
        if (!start_at_boot || !background_mode) {
            // autoboot disabled or no background, and no push: do nothing and wait for a real launch
            //output a log with NSLog, because the ortp logging system isn't activated yet at this time
            NSLog(@"Linphone launch doing nothing because start_at_boot or background_mode are not activated.", NULL);
            return YES;
        }
        startedInBackground = true;
    }
    bgStartId = [[UIApplication sharedApplication] beginBackgroundTaskWithExpirationHandler:^{
      LOGW(@"Background task for application launching expired.");
      [[UIApplication sharedApplication] endBackgroundTask:bgStartId];
    }];
 
    [LinphoneManager.instance launchLinphoneCore];
    LinphoneManager.instance.iapManager.notificationCategory = @"expiry_notification";
    // initialize UI
    [self.window makeKeyAndVisible];
    [RootViewManager setupWithPortrait:(PhoneMainView *)self.window.rootViewController];
 
    if (bgStartId != UIBackgroundTaskInvalid)
        [[UIApplication sharedApplication] endBackgroundTask:bgStartId];
 
    //Enable all notification type. VoIP Notifications don't present a UI but we will use this to show local nofications later
    UIUserNotificationSettings *notificationSettings = [UIUserNotificationSettings settingsForTypes:UIUserNotificationTypeAlert| UIUserNotificationTypeBadge | UIUserNotificationTypeSound categories:nil];
 
    //register the notification settings
    [application registerUserNotificationSettings:notificationSettings];
 
    //output what state the app is in. This will be used to see when the app is started in the background
    LOGI(@"app launched with state : %li", (long)application.applicationState);
    LOGI(@"FINISH LAUNCHING WITH OPTION : %@", launchOptions.description);
    
    UIApplicationShortcutItem *shortcutItem = [launchOptions objectForKey:@"UIApplicationLaunchOptionsShortcutItemKey"];
    if (shortcutItem) {
        _shortcutItem = shortcutItem;
        return NO;
    }
 
    return YES;
}
 
- (void)applicationWillTerminate:(UIApplication *)application {
    LOGI(@"%@", NSStringFromSelector(_cmd));
    if (PhoneMainView.instance.currentView == ChatConversationView.compositeViewDescription) {
        ChatConversationView *view = VIEW(ChatConversationView);
        [view.tableController setChatRoom:NULL];
    }
 
    LinphoneManager.instance.conf = TRUE;
    linphone_core_terminate_all_calls(LC);
    [CallManager.instance removeAllCallInfos];
    [LinphoneManager.instance destroyLinphoneCore];
}
 
- (BOOL)handleShortcut:(UIApplicationShortcutItem *)shortcutItem {
    BOOL success = NO;
    if ([shortcutItem.type isEqualToString:@"linphone.phone.action.newMessage"]) {
        [PhoneMainView.instance changeCurrentView:ChatConversationCreateView.compositeViewDescription];
        success = YES;
    }
    return success;
}
 
- (void)application:(UIApplication *)application performActionForShortcutItem:(UIApplicationShortcutItem *)shortcutItem completionHandler:(void (^)(BOOL))completionHandler {
    completionHandler([self handleShortcut:shortcutItem]);
}
 
- (BOOL)application:(UIApplication *)application openURL:(NSURL *)url options:(NSDictionary<UIApplicationOpenURLOptionsKey, id> *)options{
    NSString *scheme = [[url scheme] lowercaseString];
    if ([scheme isEqualToString:@"linphone-config"] || [scheme isEqualToString:@"linphone-config"]) {
        NSString *encodedURL =
            [[url absoluteString] stringByReplacingOccurrencesOfString:@"linphone-config://" withString:@""];
        self.configURL = [encodedURL stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
        UIAlertController *errView = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"Remote configuration", nil)
                                                                         message:NSLocalizedString(@"This operation will load a remote configuration. Continue ?", nil)
                                                                  preferredStyle:UIAlertControllerStyleAlert];
 
        UIAlertAction* defaultAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"No", nil)
                                                                style:UIAlertActionStyleDefault
                                                              handler:^(UIAlertAction * action) {}];
 
        UIAlertAction* yesAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"Yes", nil)
                                                                style:UIAlertActionStyleDefault
                                                          handler:^(UIAlertAction * action) {
                                                              [self showWaitingIndicator];
                                                              [self attemptRemoteConfiguration];
                                                          }];
 
        [errView addAction:defaultAction];
        [errView addAction:yesAction];
 
        [PhoneMainView.instance presentViewController:errView animated:YES completion:nil];
    } else if([[url scheme] isEqualToString:@"message-linphone"]) {
        [PhoneMainView.instance popToView:ChatsListView.compositeViewDescription];
    } else if ([scheme isEqualToString:@"sip"]||[scheme isEqualToString:@"sips"]) {
        // remove "sip://" from the URI, and do it correctly by taking resourceSpecifier and removing leading and
        // trailing "/"
        NSString *sipUri = [[url resourceSpecifier] stringByTrimmingCharactersInSet:[NSCharacterSet characterSetWithCharactersInString:@"/"]];
        [CallManager.instance performActionWhenCoreIsOnAction:^(void) {
            [LinphoneManager.instance call: [LinphoneUtils normalizeSipOrPhoneAddress:sipUri]];
        }];
    } else if ([scheme isEqualToString:@"linphone-widget"]) {
        if ([[url host] isEqualToString:@"call_log"] &&
            [[url path] isEqualToString:@"/show"]) {
            [VIEW(HistoryDetailsView) setCallLogId:[url query]];
            [PhoneMainView.instance changeCurrentView:HistoryDetailsView.compositeViewDescription];
        } else if ([[url host] isEqualToString:@"chatroom"] && [[url path] isEqualToString:@"/show"]) {
            NSURLComponents *urlComponents = [NSURLComponents componentsWithURL:url
                                                        resolvingAgainstBaseURL:NO];
            NSArray *queryItems = urlComponents.queryItems;
            NSString *peerAddress = [self valueForKey:@"peer" fromQueryItems:queryItems];
            NSString *localAddress = [self valueForKey:@"local" fromQueryItems:queryItems];
            LinphoneAddress *peer = linphone_address_new(peerAddress.UTF8String);
            LinphoneAddress *local = linphone_address_new(localAddress.UTF8String);
            LinphoneChatRoom *cr = linphone_core_find_chat_room(LC, peer, local);
            linphone_address_unref(peer);
            linphone_address_unref(local);
            // TODO : Find a better fix
            VIEW(ChatConversationView).markAsRead = FALSE;
            [PhoneMainView.instance goToChatRoom:cr];
        }
    }
    return YES;
}
 
// used for callkit. Called when active video.
- (BOOL)application:(UIApplication *)application continueUserActivity:(nonnull NSUserActivity *)userActivity restorationHandler:(nonnull void (^)(NSArray<id<UIUserActivityRestoring>> * _Nullable))restorationHandler
{
    
    
    if ([userActivity.activityType isEqualToString:@"INStartVideoCallIntent"]) {
        LOGI(@"CallKit: satrt video.");
        CallView *view = VIEW(CallView);
        [view.videoButton setOn];
    }
    if ([userActivity.activityType isEqualToString:@"INStartAudioCallIntent"]) { // tel URI handler.
        INInteraction *interaction = userActivity.interaction;
        INStartAudioCallIntent *startAudioCallIntent = (INStartAudioCallIntent *)interaction.intent;
        INPerson *contact = startAudioCallIntent.contacts[0];
        INPersonHandle *personHandle = contact.personHandle;
        [CallManager.instance performActionWhenCoreIsOnAction:^(void) {
            [LinphoneManager.instance call: [LinphoneUtils normalizeSipOrPhoneAddress:personHandle.value]];
        }];
 
    }
    
    return YES;
}
 
- (NSString *)valueForKey:(NSString *)key fromQueryItems:(NSArray *)queryItems {
    NSPredicate *predicate = [NSPredicate predicateWithFormat:@"name=%@", key];
    NSURLQueryItem *queryItem = [[queryItems filteredArrayUsingPredicate:predicate] firstObject];
    return queryItem.value;
}
 
- (void)fixRing {
    if ([[[UIDevice currentDevice] systemVersion] floatValue] >= 7) {
        // iOS7 fix for notification sound not stopping.
        // see http://stackoverflow.com/questions/19124882/stopping-ios-7-remote-notification-sound
        [[UIApplication sharedApplication] setApplicationIconBadgeNumber:1];
        [[UIApplication sharedApplication] setApplicationIconBadgeNumber:0];
    }
}
 
- (BOOL)addLongTaskIDforCallID:(NSString *)callId {
    if (!callId)
        return FALSE;
 
    if ([callId isEqualToString:@""])
        return FALSE;
 
    NSDictionary *dict = LinphoneManager.instance.pushDict;
    if ([[dict allKeys] indexOfObject:callId] != NSNotFound)
        return FALSE;
 
    LOGI(@"Adding long running task for call id : %@ with index : 1", callId);
    [dict setValue:[NSNumber numberWithInt:1] forKey:callId];
    return TRUE;
}
 
- (LinphoneChatRoom *)findChatRoomForContact:(NSString *)contact {
    const MSList *rooms = linphone_core_get_chat_rooms(LC);
    const char *from = [contact UTF8String];
    while (rooms) {
        const LinphoneAddress *room_from_address = linphone_chat_room_get_peer_address((LinphoneChatRoom *)rooms->data);
        char *room_from = linphone_address_as_string_uri_only(room_from_address);
        if (room_from && strcmp(from, room_from) == 0){
            ms_free(room_from);
            return rooms->data;
        }
        if (room_from) ms_free(room_from);
        rooms = rooms->next;
    }
    return NULL;
}
 
#pragma mark - PushNotification Functions
 
- (void)application:(UIApplication *)application
    didRegisterForRemoteNotificationsWithDeviceToken:(NSData *)deviceToken {
    LOGI(@"[APNs] %@ : %@", NSStringFromSelector(_cmd), deviceToken);
    dispatch_async(dispatch_get_main_queue(), ^{
        linphone_core_did_register_for_remote_push(LC, (__bridge void*)deviceToken);
    });
}
 
- (void)application:(UIApplication *)application didFailToRegisterForRemoteNotificationsWithError:(NSError *)error {
    LOGI(@"[APNs] %@ : %@", NSStringFromSelector(_cmd), [error localizedDescription]);
    linphone_core_did_register_for_remote_push(LC, nil);
}
 
#pragma mark - UNUserNotifications Framework
 
- (void) userNotificationCenter:(UNUserNotificationCenter *)center willPresentNotification:(UNNotification *)notification withCompletionHandler:(void (^)(UNNotificationPresentationOptions))completionHandler {
    // If an app extension launch a user notif while app is in fg, it is catch by the app
    NSString *category = [[[notification request] content] categoryIdentifier];
    if (category && [category isEqualToString:@"app_active"]) {
        return;
    }
 
    if (category && [category isEqualToString:@"msg_cat"] && [UIApplication sharedApplication].applicationState == UIApplicationStateActive) {
        if ((PhoneMainView.instance.currentView == ChatsListView.compositeViewDescription))
            return;
 
        if (PhoneMainView.instance.currentView == ChatConversationView.compositeViewDescription) {
            NSDictionary *userInfo = [[[notification request] content] userInfo];
            NSString *peerAddress = userInfo[@"peer_addr"];
            NSString *localAddress = userInfo[@"local_addr"];
            if (peerAddress && localAddress) {
                LinphoneAddress *peer = linphone_core_create_address([LinphoneManager getLc], peerAddress.UTF8String);
                LinphoneAddress *local = linphone_core_create_address([LinphoneManager getLc], localAddress.UTF8String);
                LinphoneChatRoom *room = linphone_core_find_chat_room([LinphoneManager getLc], peer, local);
                if (room == PhoneMainView.instance.currentRoom) return;
            }
        }
    }
 
    completionHandler(UNNotificationPresentationOptionAlert);
}
 
- (void)userNotificationCenter:(UNUserNotificationCenter *)center
    didReceiveNotificationResponse:(UNNotificationResponse *)response
             withCompletionHandler:(void (^)(void))completionHandler {
    LOGD(@"UN : response received");
    LOGD(response.description);
 
    NSString *callId = (NSString *)[response.notification.request.content.userInfo objectForKey:@"CallId"];
    if (!callId)
        return;
 
    LinphoneCall *call = [CallManager.instance findCallWithCallId:callId];
 
    if ([response.actionIdentifier isEqual:@"Answer"]) {
        // use the standard handler
        [PhoneMainView.instance changeCurrentView:CallView.compositeViewDescription];
        linphone_call_accept(call);
    } else if ([response.actionIdentifier isEqual:@"Decline"]) {
        linphone_call_decline(call, LinphoneReasonDeclined);
    } else if ([response.actionIdentifier isEqual:@"Reply"]) {
          NSString *replyText = [(UNTextInputNotificationResponse *)response userText];
          NSString *peer_address = [response.notification.request.content.userInfo objectForKey:@"peer_addr"];
          NSString *local_address = [response.notification.request.content.userInfo objectForKey:@"local_addr"];
          LinphoneAddress *peer = linphone_address_new(peer_address.UTF8String);
        LinphoneAddress *local = linphone_address_new(local_address.UTF8String);
          LinphoneChatRoom *room = linphone_core_find_chat_room(LC, peer, local);
          if(room)
              [LinphoneManager.instance send:replyText toChatRoom:room];
 
          linphone_address_unref(peer);
          linphone_address_unref(local);
      } else if ([response.actionIdentifier isEqual:@"Seen"]) {
          NSString *peer_address = [response.notification.request.content.userInfo objectForKey:@"peer_addr"];
          NSString *local_address = [response.notification.request.content.userInfo objectForKey:@"local_addr"];
          LinphoneAddress *peer = linphone_address_new(peer_address.UTF8String);
          LinphoneAddress *local = linphone_address_new(local_address.UTF8String);
          LinphoneChatRoom *room = linphone_core_find_chat_room(LC, peer, local);
          if (room)
              [ChatConversationView markAsRead:room];
 
          linphone_address_unref(peer);
          linphone_address_unref(local);
    } else if ([response.actionIdentifier isEqual:@"Cancel"]) {
          LOGI(@"User declined video proposal");
          if (call != linphone_core_get_current_call(LC))
              return;
        [CallManager.instance acceptVideoWithCall:call confirm:FALSE];
      } else if ([response.actionIdentifier isEqual:@"Accept"]) {
        LOGI(@"User accept video proposal");
          if (call != linphone_core_get_current_call(LC))
            return;
 
        [[UNUserNotificationCenter currentNotificationCenter] removeAllDeliveredNotifications];
        [PhoneMainView.instance changeCurrentView:CallView.compositeViewDescription];
        [CallManager.instance acceptVideoWithCall:call confirm:TRUE];
      } else if ([response.actionIdentifier isEqual:@"Confirm"]) {
          if (linphone_core_get_current_call(LC) == call)
              linphone_call_set_authentication_token_verified(call, YES);
      } else if ([response.actionIdentifier isEqual:@"Deny"]) {
          if (linphone_core_get_current_call(LC) == call)
              linphone_call_set_authentication_token_verified(call, NO);
      } else if ([response.actionIdentifier isEqual:@"Call"]) {
          return;
      } else { // in this case the value is : com.apple.UNNotificationDefaultActionIdentifier or com.apple.UNNotificationDismissActionIdentifier
          if ([response.notification.request.content.categoryIdentifier isEqual:@"call_cat"]) {
            if ([response.actionIdentifier isEqualToString:@"com.apple.UNNotificationDismissActionIdentifier"])
                // clear notification
                linphone_call_decline(call, LinphoneReasonDeclined);
            else
                  [PhoneMainView.instance displayIncomingCall:call];
          } else if ([response.notification.request.content.categoryIdentifier isEqual:@"msg_cat"]) {
            // prevent to go to chat room view when removing the notif
            if (![response.actionIdentifier isEqualToString:@"com.apple.UNNotificationDismissActionIdentifier"]) {
                NSString *peer_address = [response.notification.request.content.userInfo objectForKey:@"peer_addr"];
                NSString *local_address = [response.notification.request.content.userInfo objectForKey:@"local_addr"];
                LinphoneAddress *peer = linphone_address_new(peer_address.UTF8String);
                LinphoneAddress *local = linphone_address_new(local_address.UTF8String);
                LinphoneChatRoom *room = linphone_core_find_chat_room(LC, peer, local);
                if (room) {
                    [PhoneMainView.instance goToChatRoom:room];
                    return;
                }
                [PhoneMainView.instance changeCurrentView:ChatsListView.compositeViewDescription];
            }
        } else if ([response.notification.request.content.categoryIdentifier isEqual:@"video_request"]) {
            if (!call) return;
            [PhoneMainView.instance changeCurrentView:CallView.compositeViewDescription];
              NSTimer *videoDismissTimer = nil;
              UIConfirmationDialog *sheet = [UIConfirmationDialog ShowWithMessage:response.notification.request.content.body
                                                                  cancelMessage:nil
                                                                 confirmMessage:NSLocalizedString(@"ACCEPT", nil)
                                                                  onCancelClick:^() {
                                                                      LOGI(@"User declined video proposal");
                                                                      if (call != linphone_core_get_current_call(LC))
                                                                          return;
                                                                      [CallManager.instance acceptVideoWithCall:call confirm:FALSE];
                                                                      [videoDismissTimer invalidate];
                                                                  }
                                                            onConfirmationClick:^() {
                                                                LOGI(@"User accept video proposal");
                                                                if (call != linphone_core_get_current_call(LC))
                                                                    return;
                                                                [CallManager.instance acceptVideoWithCall:call confirm:TRUE];
                                                                [videoDismissTimer invalidate];
                                                            }
                                                                   inController:PhoneMainView.instance];
 
            videoDismissTimer = [NSTimer scheduledTimerWithTimeInterval:30
                                                                 target:self
                                                               selector:@selector(dismissVideoActionSheet:)
                                                               userInfo:sheet
                                                                repeats:NO];
        } else if ([response.notification.request.content.categoryIdentifier isEqual:@"zrtp_request"]) {
            if (!call)
                return;
            
            NSString *code = [NSString stringWithUTF8String:linphone_call_get_authentication_token(call)];
            NSString *myCode;
            NSString *correspondantCode;
            if (linphone_call_get_dir(call) == LinphoneCallIncoming) {
                myCode = [code substringToIndex:2];
                correspondantCode = [code substringFromIndex:2];
            } else {
                correspondantCode = [code substringToIndex:2];
                myCode = [code substringFromIndex:2];
            }
              NSString *message = [NSString stringWithFormat:NSLocalizedString(@"Confirm the following SAS with peer:\n"
                                                                             @"Say : %@\n"
                                                                             @"Your correspondant should say : %@", nil), myCode, correspondantCode];
            UIConfirmationDialog *securityDialog = [UIConfirmationDialog ShowWithMessage:message
                                    cancelMessage:NSLocalizedString(@"DENY", nil)
                                   confirmMessage:NSLocalizedString(@"ACCEPT", nil)
                                    onCancelClick:^() {
                                        if (linphone_core_get_current_call(LC) == call)
                                            linphone_call_set_authentication_token_verified(call, NO);
                                      }
                              onConfirmationClick:^() {
                                  if (linphone_core_get_current_call(LC) == call)
                                      linphone_call_set_authentication_token_verified(call, YES);
                              }];
            [securityDialog setSpecialColor];
        } else if ([response.notification.request.content.categoryIdentifier isEqual:@"lime"]) {
            return;
        } else { // Missed call
            [PhoneMainView.instance changeCurrentView:HistoryListView.compositeViewDescription];
        }
    }
}
 
- (void)dismissVideoActionSheet:(NSTimer *)timer {
    UIConfirmationDialog *sheet = (UIConfirmationDialog *)timer.userInfo;
    [sheet dismiss];
}
 
#pragma mark - NSUser notifications
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wstrict-prototypes"
 
- (void)application:(UIApplication *)application
    handleActionWithIdentifier:(NSString *)identifier
          forLocalNotification:(UILocalNotification *)notification
             completionHandler:(void (^)(void))completionHandler {
 
    LinphoneCall *call = linphone_core_get_current_call(LC);
    LOGI(@"%@", NSStringFromSelector(_cmd));
    if (floor(NSFoundationVersionNumber) < NSFoundationVersionNumber_iOS_9_0) {
        LOGI(@"%@", NSStringFromSelector(_cmd));
        if ([notification.category isEqualToString:@"incoming_call"]) {
            if ([identifier isEqualToString:@"answer"]) {
                // use the standard handler
                [PhoneMainView.instance changeCurrentView:CallView.compositeViewDescription];
                linphone_call_accept(call);
            } else if ([identifier isEqualToString:@"decline"]) {
                LinphoneCall *call = linphone_core_get_current_call(LC);
                if (call)
                    linphone_call_decline(call, LinphoneReasonDeclined);
            }
        } else if ([notification.category isEqualToString:@"incoming_msg"]) {
            if ([identifier isEqualToString:@"reply"]) {
                // use the standard handler
                [PhoneMainView.instance changeCurrentView:ChatsListView.compositeViewDescription];
            } else if ([identifier isEqualToString:@"mark_read"]) {
                NSString *peer_address = [notification.userInfo objectForKey:@"peer_addr"];
                NSString *local_address = [notification.userInfo objectForKey:@"local_addr"];
                LinphoneAddress *peer = linphone_address_new(peer_address.UTF8String);
                LinphoneAddress *local = linphone_address_new(local_address.UTF8String);
                LinphoneChatRoom *room = linphone_core_find_chat_room(LC, peer, local);
                if (room)
                    [ChatConversationView markAsRead:room];
 
                linphone_address_unref(peer);
                linphone_address_unref(local);
            }
        }
    }
    completionHandler();
}
 
- (void)application:(UIApplication *)application
    handleActionWithIdentifier:(NSString *)identifier
          forLocalNotification:(UILocalNotification *)notification
              withResponseInfo:(NSDictionary *)responseInfo
             completionHandler:(void (^)(void))completionHandler {
 
    LinphoneCall *call = linphone_core_get_current_call(LC);
    if ([notification.category isEqualToString:@"incoming_call"]) {
        if ([identifier isEqualToString:@"answer"]) {
            // use the standard handler
            [PhoneMainView.instance changeCurrentView:CallView.compositeViewDescription];
            linphone_call_accept(call);
        } else if ([identifier isEqualToString:@"decline"]) {
            LinphoneCall *call = linphone_core_get_current_call(LC);
            if (call)
                linphone_call_decline(call, LinphoneReasonDeclined);
        }
    } else if ([notification.category isEqualToString:@"incoming_msg"] &&
               [identifier isEqualToString:@"reply_inline"]) {
        NSString *replyText = [responseInfo objectForKey:UIUserNotificationActionResponseTypedTextKey];
        NSString *peer_address = [responseInfo objectForKey:@"peer_addr"];
        NSString *local_address = [responseInfo objectForKey:@"local_addr"];
        LinphoneAddress *peer = linphone_address_new(peer_address.UTF8String);
        LinphoneAddress *local = linphone_address_new(local_address.UTF8String);
        LinphoneChatRoom *room = linphone_core_find_chat_room(LC, peer, local);
        if (room)
            [LinphoneManager.instance send:replyText toChatRoom:room];
 
        linphone_address_unref(peer);
        linphone_address_unref(local);
    }
    completionHandler();
}
#pragma clang diagnostic pop
#pragma deploymate pop
 
#pragma mark - Remote configuration Functions (URL Handler)
 
- (void)ConfigurationStateUpdateEvent:(NSNotification *)notif {
    LinphoneConfiguringState state = [[notif.userInfo objectForKey:@"state"] intValue];
    if (state == LinphoneConfiguringSuccessful) {
        [NSNotificationCenter.defaultCenter removeObserver:self name:kLinphoneConfiguringStateUpdate object:nil];
        [_waitingIndicator dismissViewControllerAnimated:YES completion:nil];
        UIAlertController *errView = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"Success", nil)
                                                                         message:NSLocalizedString(@"Remote configuration successfully fetched and applied.", nil)
                                                                  preferredStyle:UIAlertControllerStyleAlert];
 
        UIAlertAction* defaultAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"OK", nil)
                                                                style:UIAlertActionStyleDefault
                                                              handler:^(UIAlertAction * action) {}];
 
        [errView addAction:defaultAction];
        [PhoneMainView.instance presentViewController:errView animated:YES completion:nil];
 
        [PhoneMainView.instance startUp];
    }
    if (state == LinphoneConfiguringFailed) {
        [NSNotificationCenter.defaultCenter removeObserver:self name:kLinphoneConfiguringStateUpdate object:nil];
        [_waitingIndicator dismissViewControllerAnimated:YES completion:nil];
        UIAlertController *errView = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"Failure", nil)
                                                                         message:NSLocalizedString(@"Failed configuring from the specified URL.", nil)
                                                                  preferredStyle:UIAlertControllerStyleAlert];
 
        UIAlertAction* defaultAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"OK", nil)
                                                                style:UIAlertActionStyleDefault
                                                              handler:^(UIAlertAction * action) {}];
 
        [errView addAction:defaultAction];
        [PhoneMainView.instance presentViewController:errView animated:YES completion:nil];
    }
}
 
- (void)showWaitingIndicator {
    _waitingIndicator = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"Fetching remote configuration...", nil)
                                                            message:@""
                                                     preferredStyle:UIAlertControllerStyleAlert];
 
    UIActivityIndicatorView *progress = [[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(125, 60, 30, 30)];
    progress.activityIndicatorViewStyle = UIActivityIndicatorViewStyleWhiteLarge;
 
    [_waitingIndicator setValue:progress forKey:@"accessoryView"];
    [progress setColor:[UIColor blackColor]];
 
    [progress startAnimating];
    [PhoneMainView.instance presentViewController:_waitingIndicator animated:YES completion:nil];
}
 
- (void)attemptRemoteConfiguration {
 
    [NSNotificationCenter.defaultCenter addObserver:self
                                           selector:@selector(ConfigurationStateUpdateEvent:)
                                               name:kLinphoneConfiguringStateUpdate
                                             object:nil];
    linphone_core_set_provisioning_uri(LC, [configURL UTF8String]);
    [LinphoneManager.instance destroyLinphoneCore];
    [LinphoneManager.instance launchLinphoneCore];
        [LinphoneManager.instance.fastAddressBook fetchContactsInBackGroundThread];
}
 
#pragma mark - Prevent ImagePickerView from rotating
 
- (UIInterfaceOrientationMask)application:(UIApplication *)application supportedInterfaceOrientationsForWindow:(UIWindow *)window {
    if ([[(PhoneMainView*)self.window.rootViewController currentView] equal:ImagePickerView.compositeViewDescription] || _onlyPortrait)
    {
        //Prevent rotation of camera
        NSNumber *value = [NSNumber numberWithInt:UIInterfaceOrientationPortrait];
        [[UIDevice currentDevice] setValue:value forKey:@"orientation"];
        return UIInterfaceOrientationMaskPortrait;
    } else return UIInterfaceOrientationMaskAllButUpsideDown;
}
 
@end