session-ios/SessionShareExtension/ShareAppExtensionContext.m
2020-11-26 10:37:56 +11:00

240 lines
6.5 KiB
Objective-C

//
// Copyright (c) 2019 Open Whisper Systems. All rights reserved.
//
#import "ShareAppExtensionContext.h"
#import <SignalUtilitiesKit/UIViewController+OWS.h>
#import <SessionMessagingKit/OWSStorage.h>
#import <SignalUtilitiesKit/SignalUtilitiesKit-Swift.h>
#import <SignalUtilitiesKit/TSConstants.h>
#import <SessionUtilitiesKit/SessionUtilitiesKit-Swift.h>
NS_ASSUME_NONNULL_BEGIN
@interface ShareAppExtensionContext ()
@property (nonatomic) UIViewController *rootViewController;
@property (atomic) UIApplicationState reportedApplicationState;
@end
#pragma mark -
@implementation ShareAppExtensionContext
@synthesize mainWindow = _mainWindow;
@synthesize appLaunchTime = _appLaunchTime;
- (instancetype)initWithRootViewController:(UIViewController *)rootViewController
{
self = [super init];
if (!self) {
return self;
}
OWSAssertDebug(rootViewController);
_rootViewController = rootViewController;
self.reportedApplicationState = UIApplicationStateActive;
_appLaunchTime = [NSDate new];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(extensionHostDidBecomeActive:)
name:NSExtensionHostDidBecomeActiveNotification
object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(extensionHostWillResignActive:)
name:NSExtensionHostWillResignActiveNotification
object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(extensionHostDidEnterBackground:)
name:NSExtensionHostDidEnterBackgroundNotification
object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(extensionHostWillEnterForeground:)
name:NSExtensionHostWillEnterForegroundNotification
object:nil];
return self;
}
- (void)dealloc
{
[[NSNotificationCenter defaultCenter] removeObserver:self];
}
#pragma mark - Notifications
- (void)extensionHostDidBecomeActive:(NSNotification *)notification
{
OWSAssertIsOnMainThread();
OWSLogInfo(@"");
self.reportedApplicationState = UIApplicationStateActive;
[NSNotificationCenter.defaultCenter postNotificationName:OWSApplicationDidBecomeActiveNotification object:nil];
}
- (void)extensionHostWillResignActive:(NSNotification *)notification
{
OWSAssertIsOnMainThread();
self.reportedApplicationState = UIApplicationStateInactive;
OWSLogInfo(@"");
[DDLog flushLog];
[NSNotificationCenter.defaultCenter postNotificationName:OWSApplicationWillResignActiveNotification object:nil];
}
- (void)extensionHostDidEnterBackground:(NSNotification *)notification
{
OWSAssertIsOnMainThread();
OWSLogInfo(@"");
[DDLog flushLog];
self.reportedApplicationState = UIApplicationStateBackground;
[NSNotificationCenter.defaultCenter postNotificationName:OWSApplicationDidEnterBackgroundNotification object:nil];
}
- (void)extensionHostWillEnterForeground:(NSNotification *)notification
{
OWSAssertIsOnMainThread();
OWSLogInfo(@"");
self.reportedApplicationState = UIApplicationStateInactive;
[NSNotificationCenter.defaultCenter postNotificationName:OWSApplicationWillEnterForegroundNotification object:nil];
}
#pragma mark -
- (BOOL)isMainApp
{
return NO;
}
- (BOOL)isMainAppAndActive
{
return NO;
}
- (BOOL)isRTL
{
static BOOL isRTL = NO;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
// Borrowed from PureLayout's AppExtension compatible RTL support.
// App Extensions may not access -[UIApplication sharedApplication]; fall back to checking the bundle's
// preferred localization character direction
isRTL = [NSLocale characterDirectionForLanguage:[[NSBundle mainBundle] preferredLocalizations][0]]
== NSLocaleLanguageDirectionRightToLeft;
});
return isRTL;
}
- (void)setStatusBarHidden:(BOOL)isHidden animated:(BOOL)isAnimated
{
OWSLogInfo(@"Ignoring request to show/hide status bar since we're in an app extension");
}
- (CGFloat)statusBarHeight
{
return 20;
}
- (BOOL)isInBackground
{
return self.reportedApplicationState == UIApplicationStateBackground;
}
- (BOOL)isAppForegroundAndActive
{
return self.reportedApplicationState == UIApplicationStateActive;
}
- (UIBackgroundTaskIdentifier)beginBackgroundTaskWithExpirationHandler:
(BackgroundTaskExpirationHandler)expirationHandler
{
return UIBackgroundTaskInvalid;
}
- (void)endBackgroundTask:(UIBackgroundTaskIdentifier)backgroundTaskIdentifier
{
OWSAssertDebug(backgroundTaskIdentifier == UIBackgroundTaskInvalid);
}
- (void)ensureSleepBlocking:(BOOL)shouldBeBlocking blockingObjects:(NSArray<id> *)blockingObjects
{
OWSLogDebug(@"Ignoring request to block sleep.");
}
- (void)setMainAppBadgeNumber:(NSInteger)value
{
OWSFailDebug(@"");
}
- (nullable UIViewController *)frontmostViewController
{
OWSAssertDebug(self.rootViewController);
return [self.rootViewController findFrontmostViewController:YES];
}
- (nullable UIAlertAction *)openSystemSettingsAction
{
return nil;
}
- (BOOL)isRunningTests
{
// We don't need to distinguish this in the SAE.
return NO;
}
- (void)setNetworkActivityIndicatorVisible:(BOOL)value
{
OWSFailDebug(@"");
}
- (void)runNowOrWhenMainAppIsActive:(AppActiveBlock)block
{
OWSFailDebug(@"cannot run main app active blocks in share extension.");
}
- (id<SSKKeychainStorage>)keychainStorage
{
return [SSKDefaultKeychainStorage shared];
}
- (NSString *)appDocumentDirectoryPath
{
NSFileManager *fileManager = [NSFileManager defaultManager];
NSURL *documentDirectoryURL =
[[fileManager URLsForDirectory:NSDocumentDirectory inDomains:NSUserDomainMask] lastObject];
return [documentDirectoryURL path];
}
- (NSString *)appSharedDataDirectoryPath
{
NSURL *groupContainerDirectoryURL =
[[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:SignalApplicationGroup];
return [groupContainerDirectoryURL path];
}
- (NSUserDefaults *)appUserDefaults
{
return [[NSUserDefaults alloc] initWithSuiteName:SignalApplicationGroup];
}
@end
NS_ASSUME_NONNULL_END