/*
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* Copyright (c) 2010-2020 Belledonne Communications SARL.
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*
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* This file is part of linphone-iphone
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#import "StatusBarView.h"
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#import "LinphoneManager.h"
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#import "PhoneMainView.h"
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#import <UserNotifications/UserNotifications.h>
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@implementation StatusBarView {
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NSTimer *callQualityTimer;
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NSTimer *callSecurityTimer;
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int messagesUnreadCount;
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}
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#pragma mark - Lifecycle Functions
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- (void)dealloc {
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[NSNotificationCenter.defaultCenter removeObserver:self];
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[callQualityTimer invalidate];
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}
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#pragma mark - ViewController Functions
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- (void)viewWillAppear:(BOOL)animated {
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[super viewWillAppear:animated];
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// Set observer
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[NSNotificationCenter.defaultCenter addObserver:self
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selector:@selector(registrationUpdate:)
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name:kLinphoneRegistrationUpdate
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object:nil];
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[NSNotificationCenter.defaultCenter addObserver:self
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selector:@selector(globalStateUpdate:)
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name:kLinphoneGlobalStateUpdate
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object:nil];
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[NSNotificationCenter.defaultCenter addObserver:self
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selector:@selector(notifyReceived:)
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name:kLinphoneNotifyReceived
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object:nil];
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[NSNotificationCenter.defaultCenter addObserver:self
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selector:@selector(mainViewChanged:)
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name:kLinphoneMainViewChange
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object:nil];
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[NSNotificationCenter.defaultCenter addObserver:self
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selector:@selector(callUpdate:)
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name:kLinphoneCallUpdate
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object:nil];
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[NSNotificationCenter.defaultCenter addObserver:self
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selector:@selector(onCallEncryptionChanged:)
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name:kLinphoneCallEncryptionChanged
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object:nil];
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// Update to default state
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LinphoneAccount *account = linphone_core_get_default_account(LC);
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messagesUnreadCount = linphone_config_get_int(linphone_core_get_config(LC), "app", "voice_mail_messages_count", 0);
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[self accountUpdate:account];
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[self updateUI:linphone_core_get_calls_nb(LC)];
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[self updateVoicemail];
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}
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- (void)viewWillDisappear:(BOOL)animated {
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[super viewWillDisappear:animated];
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// Remove observer
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[NSNotificationCenter.defaultCenter removeObserver:self name:kLinphoneRegistrationUpdate object:nil];
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[NSNotificationCenter.defaultCenter removeObserver:self name:kLinphoneGlobalStateUpdate object:nil];
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[NSNotificationCenter.defaultCenter removeObserver:self name:kLinphoneNotifyReceived object:nil];
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[NSNotificationCenter.defaultCenter removeObserver:self name:kLinphoneCallUpdate object:nil];
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[NSNotificationCenter.defaultCenter removeObserver:self name:kLinphoneMainViewChange object:nil];
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if (callQualityTimer != nil) {
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[callQualityTimer invalidate];
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callQualityTimer = nil;
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}
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if (callSecurityTimer != nil) {
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[callSecurityTimer invalidate];
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callSecurityTimer = nil;
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}
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if (securityDialog != nil) {
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[securityDialog dismiss];
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securityDialog = nil;
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}
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}
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#pragma mark - Event Functions
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- (void)registrationUpdate:(NSNotification *)notif {
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LinphoneAccount *account = linphone_core_get_default_account(LC);
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[self accountUpdate:account];
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}
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- (void)globalStateUpdate:(NSNotification *)notif {
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[self registrationUpdate:nil];
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}
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- (void)mainViewChanged:(NSNotification *)notif {
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[self registrationUpdate:nil];
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}
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- (void)onCallEncryptionChanged:(NSNotification *)notif {
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LinphoneCall *call = linphone_core_get_current_call(LC);
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if (call && (linphone_call_params_get_media_encryption(linphone_call_get_current_params(call)) ==
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LinphoneMediaEncryptionZRTP) &&
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(!linphone_call_get_authentication_token_verified(call))) {
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[self onSecurityClick:nil];
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}
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}
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- (void)notifyReceived:(NSNotification *)notif {
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const LinphoneContent *content = [[notif.userInfo objectForKey:@"content"] pointerValue];
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if ((content == NULL) || (strcmp("application", linphone_content_get_type(content)) != 0) ||
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(strcmp("simple-message-summary", linphone_content_get_subtype(content)) != 0) ||
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(linphone_content_get_buffer(content) == NULL)) {
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return;
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}
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const uint8_t *bodyTmp = linphone_content_get_buffer(content);
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const char *body = (const char *)bodyTmp;
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if ((body = strstr(body, "voice-message: ")) == NULL) {
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LOGW(@"Received new NOTIFY from voice mail but could not find 'voice-message' in BODY. Ignoring it.");
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return;
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}
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sscanf((const char *)body, "voice-message: %d", &messagesUnreadCount);
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LOGI(@"Received new NOTIFY from voice mail: there is/are now %d message(s) unread", messagesUnreadCount);
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// save in lpconfig for future
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linphone_config_set_int(linphone_core_get_config(LC), "app", "voice_mail_messages_count", messagesUnreadCount);
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[self updateVoicemail];
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}
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- (void)updateVoicemail {
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_voicemailButton.hidden = (messagesUnreadCount <= 0);
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_voicemailButton.titleLabel.text = @(messagesUnreadCount).stringValue;
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}
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- (void)callUpdate:(NSNotification *)notif {
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// show voice mail only when there is no call
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[self updateUI:linphone_core_get_calls(LC) != NULL];
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[self updateVoicemail];
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}
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#pragma mark -
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+ (UIImage *)imageForState:(LinphoneRegistrationState)state {
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switch (state) {
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case LinphoneRegistrationFailed:
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return [UIImage imageNamed:@"led_error.png"];
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case LinphoneRegistrationCleared:
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case LinphoneRegistrationNone:
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return [UIImage imageNamed:@"led_disconnected.png"];
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case LinphoneRegistrationProgress:
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return [UIImage imageNamed:@"led_inprogress.png"];
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case LinphoneRegistrationOk:
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return [UIImage imageNamed:@"led_connected.png"];
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}
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}
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- (void)accountUpdate:(LinphoneAccount *)account {
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LinphoneRegistrationState state = LinphoneRegistrationNone;
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NSString *message = nil;
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LinphoneGlobalState gstate = linphone_core_get_global_state(LC);
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if ([PhoneMainView.instance.currentView equal:AssistantView.compositeViewDescription] || [PhoneMainView.instance.currentView equal:CountryListView.compositeViewDescription]) {
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message = NSLocalizedString(@"Configuring account", nil);
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} else if (gstate == LinphoneGlobalOn && !linphone_core_is_network_reachable(LC)) {
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message = NSLocalizedString(@"Network down", nil);
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} else if (gstate == LinphoneGlobalConfiguring) {
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message = NSLocalizedString(@"Fetching remote configuration", nil);
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} else if (account == NULL) {
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state = LinphoneRegistrationNone;
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if (linphone_core_get_account_list(LC) != NULL) {
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message = NSLocalizedString(@"No default account", nil);
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} else {
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message = NSLocalizedString(@"No account configured", nil);
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}
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} else {
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state = linphone_account_get_state(account);
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switch (state) {
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case LinphoneRegistrationOk:
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message = NSLocalizedString(@"Connected", nil);
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break;
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case LinphoneRegistrationNone:
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case LinphoneRegistrationCleared:
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message = NSLocalizedString(@"Not connected", nil);
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break;
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case LinphoneRegistrationFailed:
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message = NSLocalizedString(@"Connection failed", nil);
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break;
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case LinphoneRegistrationProgress:
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message = NSLocalizedString(@"Connection in progress", nil);
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break;
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default:
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break;
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}
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}
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[_registrationState setTitle:message forState:UIControlStateNormal];
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_registrationState.accessibilityValue = message;
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[_registrationState setImage:[self.class imageForState:state] forState:UIControlStateNormal];
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}
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#pragma mark -
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- (void)updateUI:(BOOL)inCall {
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BOOL hasChanged = (_outcallView.hidden != inCall);
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_outcallView.hidden = inCall;
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_incallView.hidden = !inCall;
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if (!hasChanged)
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return;
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if (callQualityTimer) {
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[callQualityTimer invalidate];
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callQualityTimer = nil;
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}
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if (callSecurityTimer) {
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[callSecurityTimer invalidate];
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callSecurityTimer = nil;
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}
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if (securityDialog) {
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[securityDialog dismiss];
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}
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// if we are in call, we have to update quality and security icons every sec
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if (inCall) {
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callQualityTimer = [NSTimer scheduledTimerWithTimeInterval:1
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target:self
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selector:@selector(callQualityUpdate)
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userInfo:nil
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repeats:YES];
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callSecurityTimer = [NSTimer scheduledTimerWithTimeInterval:1
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target:self
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selector:@selector(callSecurityUpdate)
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userInfo:nil
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repeats:YES];
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}
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}
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- (void)callSecurityUpdate {
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BOOL pending = false;
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BOOL security = true;
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const MSList *list = linphone_core_get_calls(LC);
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if (list == NULL) {
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if (securityDialog) {
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[securityDialog dismiss];
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}
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} else {
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_callSecurityButton.hidden = NO;
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while (list != NULL) {
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LinphoneCall *call = (LinphoneCall *)list->data;
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LinphoneMediaEncryption enc =
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linphone_call_params_get_media_encryption(linphone_call_get_current_params(call));
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if (enc == LinphoneMediaEncryptionNone)
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security = false;
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else if (enc == LinphoneMediaEncryptionZRTP) {
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if (!linphone_call_get_authentication_token_verified(call)) {
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pending = true;
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}
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}
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list = list->next;
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}
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NSString *imageName =
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(security ? (pending ? @"security_pending.png" : @"security_ok.png") : @"security_ko.png");
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[_callSecurityButton setImage:[UIImage imageNamed:imageName] forState:UIControlStateNormal];
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}
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}
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- (void)callQualityUpdate {
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LinphoneCall *call = linphone_core_get_current_call(LC);
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if (call != NULL) {
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int quality = MIN(4, floor(linphone_call_get_current_quality(call)));
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NSString *accessibilityValue = [NSString stringWithFormat:NSLocalizedString(@"Call quality: %d", nil), quality];
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if (![accessibilityValue isEqualToString:_callQualityButton.accessibilityValue]) {
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_callQualityButton.accessibilityValue = accessibilityValue;
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_callQualityButton.hidden = NO; //(quality == -1.f);
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UIImage *image =
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(quality == -1.f)
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? [UIImage imageNamed:@"call_quality_indicator_0.png"] // nil
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: [UIImage imageNamed:[NSString stringWithFormat:@"call_quality_indicator_%d.png", quality]];
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[_callQualityButton setImage:image forState:UIControlStateNormal];
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}
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}
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}
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#pragma mark - Action Functions
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- (IBAction)onSecurityClick:(id)sender {
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if (linphone_core_get_calls_nb(LC)) {
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LinphoneCall *call = linphone_core_get_current_call(LC);
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if (call != NULL) {
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LinphoneMediaEncryption enc =
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linphone_call_params_get_media_encryption(linphone_call_get_current_params(call));
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if (enc == LinphoneMediaEncryptionZRTP) {
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NSString *code = [NSString stringWithUTF8String:linphone_call_get_authentication_token(call)];
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NSString *myCode;
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NSString *correspondantCode;
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if (linphone_call_get_dir(call) == LinphoneCallIncoming) {
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myCode = [code substringToIndex:2];
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correspondantCode = [code substringFromIndex:2];
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} else {
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correspondantCode = [code substringToIndex:2];
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myCode = [code substringFromIndex:2];
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}
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NSString *message =
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[NSString stringWithFormat:NSLocalizedString(@"\nConfirmation security\n\n"
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@"Say: %@\n"
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@"Confirm that your interlocutor\n"
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@"says: %@",
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nil),
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myCode.uppercaseString, correspondantCode.uppercaseString];
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if ([UIApplication sharedApplication].applicationState != UIApplicationStateActive &&
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floor(NSFoundationVersionNumber) > NSFoundationVersionNumber_iOS_9_x_Max) {
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UNMutableNotificationContent *content = [[UNMutableNotificationContent alloc] init];
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content.title = NSLocalizedString(@"ZRTP verification", nil);
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content.body = message;
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content.categoryIdentifier = @"zrtp_request";
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content.userInfo = @{
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@"CallId" : [NSString
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stringWithUTF8String:linphone_call_log_get_call_id(linphone_call_get_call_log(call))]
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};
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UNNotificationRequest *req =
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[UNNotificationRequest requestWithIdentifier:@"zrtp_request" content:content trigger:NULL];
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[[UNUserNotificationCenter currentNotificationCenter]
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addNotificationRequest:req
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withCompletionHandler:^(NSError *_Nullable error) {
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// Enable or disable features based on authorization.
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if (error) {
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LOGD(@"Error while adding notification request :");
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LOGD(error.description);
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}
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}];
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} else {
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if (securityDialog == nil) {
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__block __strong StatusBarView *weakSelf = self;
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// define font of message
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NSMutableAttributedString *attrString = [[NSMutableAttributedString alloc] initWithString:message];
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NSUInteger length = [message length];
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UIFont *baseFont = [UIFont systemFontOfSize:21.0];
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[attrString addAttribute:NSFontAttributeName value:baseFont range:NSMakeRange(0, length)];
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UIFont *boldFont = [UIFont boldSystemFontOfSize:23.0];
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[attrString addAttribute:NSFontAttributeName value:boldFont range:[message rangeOfString:@"Confirmation security"]];
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UIColor *color = [UIColor colorWithRed:(150 / 255.0) green:(193 / 255.0) blue:(31 / 255.0) alpha:1.0];
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[attrString addAttribute:NSForegroundColorAttributeName value:color range:[message rangeOfString:myCode.uppercaseString]];
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[attrString addAttribute:NSForegroundColorAttributeName value:color range:[message rangeOfString:correspondantCode.uppercaseString]];
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securityDialog = [UIConfirmationDialog ShowWithAttributedMessage:attrString
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cancelMessage:NSLocalizedString(@"DENY", nil)
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confirmMessage:NSLocalizedString(@"ACCEPT", nil)
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onCancelClick:^() {
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if (linphone_core_get_current_call(LC) == call) {
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linphone_call_set_authentication_token_verified(call, NO);
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}
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weakSelf->securityDialog = nil;
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[LinphoneManager.instance lpConfigSetString:[NSString stringWithUTF8String:linphone_call_get_remote_address_as_string(call)] forKey:@"sas_dialog_denied"];
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}
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onConfirmationClick:^() {
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if (linphone_core_get_current_call(LC) == call) {
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linphone_call_set_authentication_token_verified(call, YES);
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}
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weakSelf->securityDialog = nil;
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[LinphoneManager.instance lpConfigSetString:nil forKey:@"sas_dialog_denied"];
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} ];
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securityDialog.securityImage.hidden = FALSE;
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[securityDialog setSpecialColor];
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}
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}
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}
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}
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}
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}
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- (IBAction)onSideMenuClick:(id)sender {
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UICompositeView *cvc = PhoneMainView.instance.mainViewController;
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[cvc hideSideMenu:(cvc.sideMenuView.frame.origin.x == 0)];
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}
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- (IBAction)onRegistrationStateClick:(id)sender {
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if (linphone_core_get_default_account(LC)) {
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linphone_core_refresh_registers(LC);
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} else if (linphone_core_get_account_list(LC)) {
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[PhoneMainView.instance changeCurrentView:SettingsView.compositeViewDescription];
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} else {
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[PhoneMainView.instance changeCurrentView:AssistantView.compositeViewDescription];
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}
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}
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@end
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