Shows notification or popup when the account is about to expire.

Classes/InAppProductsManager.h

@@ -45,6 +45,8 @@ typedef NSString *IAPPurchaseNotificationStatus;
 // paid_account_id=test.autorenew_7days
 // receipt_validation_url=https://www.linphone.org/inapp.php
 // products_list=test.autorenew_7days
+// expiry_check_period = 86400
+// warn_before_expiry_period = 604800
 // Note: in Sandbox mode (test), autorenewal expire time is speed up (see
 // http://stackoverflow.com/questions/8815271/what-expiry-date-should-i-see-for-in-app-purchase-in-the-application-sandbox)
 // so that 7 days renewal is only 3 minutes and:
@@ -57,11 +59,19 @@ typedef NSString *IAPPurchaseNotificationStatus;
 
 @interface InAppProductsManager : NSObject <SKProductsRequestDelegate, SKPaymentTransactionObserver> {
 	NSString *latestReceiptMD5;
+	time_t lastCheck;
+	time_t expiryTime;
 }
 
 @property(nonatomic, strong) IAPPurchaseNotificationStatus status;
 @property(nonatomic, strong) NSMutableArray *productsAvailable;
 @property(nonatomic, strong) NSMutableArray *productsIDPurchased;
+//Period of time between each expiration check. Default value is given in linphonerc.
+@property time_t checkPeriod;
+//Period of time before expiration during which we warn the user about the need to renew the account.
+@property time_t warnBeforeExpiryPeriod;
+//The notification category to use for displaying notification related to account expiry.
+@property NSString *notificationCategory;
 
 // TRUE when in app purchase capability is available - not modified during runtime
 @property(readonly) BOOL enabled;
@@ -92,6 +102,9 @@ typedef NSString *IAPPurchaseNotificationStatus;
 // Warning: on first run, this will open a popup to user to provide iTunes Store credentials
 - (BOOL)retrievePurchases;
 
+//Check if account is about to expire, and if yes launch a notification.
+- (void)check;
+
 // internal API only due to methods conflict
 - (void)XMLRPCRequest:(XMLRPCRequest *)request didReceiveResponse:(XMLRPCResponse *)response;
 // internal API only due to methods conflict

Classes/InAppProductsManager.m

@@ -18,6 +18,7 @@
  */
 
 #import "InAppProductsManager.h"
+#import "ShopView.h"
 
 // In app purchase are not supported by the Simulator
 #import <XMLRPCConnection.h>
@@ -36,8 +37,14 @@
 @property(nonatomic, strong) InAppProductsXMLRPCDelegate *xmlrpc;
 @end
 
+
+
 @implementation InAppProductsManager
 
+@synthesize checkPeriod;
+@synthesize warnBeforeExpiryPeriod;
+@synthesize notificationCategory;
+
 // LINPHONE_CAPABILITY_INAPP_PURCHASE must be defined in Linphone Build Settings
 #if 1
 
@@ -48,6 +55,14 @@
 		_initialized = false;
 		_available = false;
 		_accountActivationInProgress = false;
+		checkPeriod = [LinphoneManager.instance lpConfigIntForKey:@"expiry_check_period" inSection:@"in_app_purchase"];
+		warnBeforeExpiryPeriod = [LinphoneManager.instance lpConfigIntForKey:@"warn_before_expiry_period" inSection:@"in_app_purchase"];
+		lastCheck = 0;
+		
+		int testExpiry = [LinphoneManager.instance lpConfigIntForKey:@"expiry_time_test" inSection:@"in_app_purchase"];
+		if (testExpiry > 0){
+			expiryTime = time(NULL) + testExpiry;
+		}else expiryTime = 0;
 		if (_enabled) {
 			self.xmlrpc = [[InAppProductsXMLRPCDelegate alloc] init];
 			_status = kIAPNotReady;
@@ -301,13 +316,9 @@
 	NSString *phoneNumber = @"";
 	LinphoneProxyConfig *config = linphone_core_get_default_proxy_config(LC);
 	if (config) {
-		const char *identity = linphone_proxy_config_get_identity(config);
+		const LinphoneAddress *identity = linphone_proxy_config_get_identity_address(config);
 		if (identity) {
-			LinphoneAddress *addr = linphone_core_interpret_url(LC, identity);
-			if (addr) {
-				phoneNumber = [NSString stringWithUTF8String:linphone_address_get_username(addr)];
-				linphone_address_destroy(addr);
-			}
+			phoneNumber = [NSString stringWithUTF8String:linphone_address_get_username(identity)];
 		}
 	}
 	return phoneNumber;
@@ -476,6 +487,64 @@
 	NSDictionary *dict = @{ @"error_msg" : errorString };
 	[self postNotificationforStatus:kIAPReceiptFailed withDict:dict];
 }
+
+- (void) presentNotification:(int64_t) remaining{
+	if (notificationCategory == nil) return;
+	int days = (int)remaining / (3600 * 24);
+	NSString * expireText;
+	if (remaining >= 0){
+		expireText = [NSString stringWithFormat:NSLocalizedString(@"Your account will expire in %i days.", nil), days];
+	}else{
+		expireText = [NSString stringWithFormat:NSLocalizedString(@"Your account has expired.", nil), days];
+	}
+
+	if ([UIApplication sharedApplication].applicationState == UIApplicationStateBackground){
+		UILocalNotification *notification = [[UILocalNotification alloc] init];
+		if (notification) {
+			
+			notification.category = notificationCategory;
+			notification.repeatInterval = 0;
+			notification.applicationIconBadgeNumber = 1;
+			notification.alertBody = expireText;
+			
+			[[UIApplication sharedApplication] presentLocalNotificationNow:notification];
+		}
+		
+	}else{
+		UIAlertController* alert = [UIAlertController alertControllerWithTitle:@"Account expiring"
+																	  message:expireText
+															   preferredStyle:UIAlertControllerStyleAlert];
+ 
+		UIAlertAction* buyAction = [UIAlertAction actionWithTitle:@"Buy" style:UIAlertActionStyleDefault
+														  handler:^(UIAlertAction * action) {
+															  [PhoneMainView.instance changeCurrentView:ShopView.compositeViewDescription];
+														  }];
+		
+		UIAlertAction* laterAction = [UIAlertAction actionWithTitle:@"Later" style:UIAlertActionStyleCancel
+														  handler:^(UIAlertAction * action) {
+															 // [alert dismissViewControllerAnimated:FALSE];
+														  }];
+		
+		[alert addAction:buyAction];
+		[alert addAction:laterAction];
+		[PhoneMainView.instance presentViewController:alert animated:YES completion:nil];
+	}
+}
+
+- (void) check{
+	if (!_available) return;
+	if (expiryTime == 0 || checkPeriod == 0) return;
+	
+	time_t now = time(NULL);
+
+	if (now < lastCheck + checkPeriod) return;
+	if (now >= expiryTime - warnBeforeExpiryPeriod){
+		lastCheck = now;
+		int64_t remaining = (int64_t)expiryTime - (int64_t)now;
+		[self presentNotification: remaining];
+	}
+}
+
 #else
 - (void)postNotificationforStatus:(IAPPurchaseNotificationStatus)status {
 	_status = status;

Classes/LinphoneAppDelegate.m

@@ -18,6 +18,7 @@
  */
 
 #import "PhoneMainView.h"
+#import "ShopView.h"
 #import "linphoneAppDelegate.h"
 #import "AddressBook/ABPerson.h"
 
@@ -99,6 +100,7 @@
 			[self fixRing];
 		}
 	}
+	[LinphoneManager.instance.iapManager check];
 }
 
 #pragma deploymate push "ignored-api-availability"
@@ -170,6 +172,14 @@
 	return localRingNotifAction;
 }
 
+- (UIUserNotificationCategory *)getAccountExpiryNotificationCategory {
+	
+	UIMutableUserNotificationCategory *expiryNotification = [[UIMutableUserNotificationCategory alloc] init];
+	expiryNotification.identifier = @"expiry_notification";
+	return expiryNotification;
+}
+
+
 - (void)registerForNotifications:(UIApplication *)app {
 	LinphoneManager *instance = [LinphoneManager instance];
 
@@ -179,7 +189,7 @@
 			UIUserNotificationTypeBadge | UIUserNotificationTypeSound | UIUserNotificationTypeAlert;
 
 		NSSet *categories =
-			[NSSet setWithObjects:[self getCallNotificationCategory], [self getMessageNotificationCategory], nil];
+			[NSSet setWithObjects:[self getCallNotificationCategory], [self getMessageNotificationCategory], [self getAccountExpiryNotificationCategory], nil];
 		UIUserNotificationSettings *userSettings =
 			[UIUserNotificationSettings settingsForTypes:notifTypes categories:categories];
 		[app registerUserNotificationSettings:userSettings];
@@ -224,6 +234,7 @@
 	}];
 
 	[LinphoneManager.instance startLinphoneCore];
+	LinphoneManager.instance.iapManager.notificationCategory = @"expiry_notification";
 	// initialize UI
 	[self.window makeKeyAndVisible];
 	[RootViewManager setupWithPortrait:(PhoneMainView *)self.window.rootViewController];
@@ -357,6 +368,11 @@
 
 - (void)application:(UIApplication *)application didReceiveLocalNotification:(UILocalNotification *)notification {
 	LOGI(@"%@ - state = %ld", NSStringFromSelector(_cmd), (long)application.applicationState);
+	
+	if ([notification.category isEqual:LinphoneManager.instance.iapManager.notificationCategory]){
+		[PhoneMainView.instance changeCurrentView:ShopView.compositeViewDescription];
+		return;
+	}
 
 	[self fixRing];
 

Classes/LinphoneManager.m

@@ -1741,6 +1741,7 @@ static int comp_call_state_paused(const LinphoneCall *call, const void *param) {
 									  LOGW(@"It seems that Linphone BG mode was deactivated, just skipping");
 									  return;
 								  }
+									[_iapManager check];
 								  // kick up network cnx, just in case
 								  [self refreshRegisters];
 								  linphone_core_iterate(theLinphoneCore);
@@ -2396,7 +2397,7 @@ static int comp_call_state_paused(const LinphoneCall *call, const void *param) {
 
 - (void)inappReady:(NSNotification *)notif {
 	// Query our in-app server to retrieve InApp purchases
-	[_iapManager retrievePurchases];
+	//[_iapManager retrievePurchases];
 }
 
 #pragma mark -

Classes/RenewalManager.h

@@ -1,23 +0,0 @@
-//
-//  RenewalManager.h
-//  linphone
-//
-//  Created by Simon Morlat on 11/08/2016.
-//
-//
-
-#ifndef RenewalManager_h
-#define RenewalManager_h
-
-
-@interface RenewalManager : NSObject {
-@protected
-	
-@private
-	
-@public
-
-}
-
-
-#endif /* RenewalManager_h */

Resources/linphonerc-factory

@@ -34,4 +34,8 @@ display_filter_auto_rotate=0
 enabled=1
 paid_account_id=sipAccount_12m
 receipt_validation_url=https://www.linphone.org/inapp.php
-products_list=sipAccount_12m
+products_list=sipAccount_12m
+expiry_check_period=30
+warn_before_expiry_period=160
+expiry_time_test=180
+

linphone.xcodeproj/project.pbxproj

@@ -943,7 +943,6 @@
 		570742631D5A1860004B9C84 /* en */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = en; path = en.lproj/ShopView.strings; sourceTree = "<group>"; };
 		570742651D5A1868004B9C84 /* fr */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = fr; path = fr.lproj/ShopView.strings; sourceTree = "<group>"; };
 		570742661D5A63DB004B9C84 /* StoreKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = StoreKit.framework; path = System/Library/Frameworks/StoreKit.framework; sourceTree = SDKROOT; };
-		570742681D5C852B004B9C84 /* RenewalManager.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RenewalManager.h; sourceTree = "<group>"; };
 		630589DE1B4E810900EFAE36 /* ChatTester.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ChatTester.h; sourceTree = "<group>"; };
 		630589DF1B4E810900EFAE36 /* ChatTester.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ChatTester.m; sourceTree = "<group>"; };
 		630589E01B4E810900EFAE36 /* ContactsTester.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ContactsTester.h; sourceTree = "<group>"; };
@@ -2053,7 +2052,6 @@
 				D326483415887D4400930C67 /* Utils */,
 				34216F3E1547EBCD00EA9777 /* VideoZoomHandler.h */,
 				34216F3F1547EBCD00EA9777 /* VideoZoomHandler.m */,
-				570742681D5C852B004B9C84 /* RenewalManager.h */,
 			);
 			path = Classes;
 			sourceTree = "<group>";