deskflow/src/lib/gui/OSXHelpers.mm

/*
 * Deskflow -- mouse and keyboard sharing utility
 * SPDX-FileCopyrightText: (C) 2015 Symless Ltd.
 * SPDX-License-Identifier: GPL-2.0-only WITH LicenseRef-OpenSSL-Exception
 */

#import "OSXHelpers.h"

#import <Cocoa/Cocoa.h>
#import <CoreData/CoreData.h>
#import <Foundation/Foundation.h>
#import <UserNotifications/UNNotification.h>
#import <UserNotifications/UNNotificationContent.h>
#import <UserNotifications/UNNotificationTrigger.h>
#import <UserNotifications/UNUserNotificationCenter.h>

#import <QtGlobal>

#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"

void requestOSXNotificationPermission()
{
#if OSX_DEPLOYMENT_TARGET >= 1014
  if (isOSXDevelopmentBuild()) {
    qWarning("Not requesting notification permission in dev build");
    return;
  }

  UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];
  [center requestAuthorizationWithOptions:(UNAuthorizationOptionAlert + UNAuthorizationOptionSound)
                        completionHandler:^(BOOL granted, NSError *_Nullable error) {
                          if (error != nil) {
                            qWarning(
                                "Notification permission request error: %s",
                                [[NSString stringWithFormat:@"%@", error] UTF8String]
                            );
                          }
                        }];
#endif
}

bool isOSXDevelopmentBuild()
{
  std::string bundleURL = [[[NSBundle mainBundle] bundleURL].absoluteString UTF8String];
  return (bundleURL.find("Applications/Deskflow.app") == std::string::npos);
}

bool showOSXNotification(const QString &title, const QString &body)
{
#if OSX_DEPLOYMENT_TARGET >= 1014
  // accessing notification center on unsigned build causes an immidiate
  // application shutodown (in this case, server) and cannot be caught
  // to avoid issues with it need to first check if this is a dev build
  if (isOSXDevelopmentBuild()) {
    qWarning("Not showing notification in dev build");
    return false;
  }

  requestOSXNotificationPermission();

  UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];

  UNMutableNotificationContent *content = [[UNMutableNotificationContent alloc] init];
  content.title = title.toNSString();
  content.body = body.toNSString();

  // Create the request object.
  UNNotificationRequest *request = [UNNotificationRequest requestWithIdentifier:@"SecureInput"
                                                                        content:content
                                                                        trigger:nil];

  [center
      addNotificationRequest:request
       withCompletionHandler:^(NSError *_Nullable error) {
         if (error != nil) {
           qWarning("Notification display request error: %s", [[NSString stringWithFormat:@"%@", error] UTF8String]);
         }
       }];
#else
  NSUserNotification *notification = [[NSUserNotification alloc] init];
  notification.title = title.toNSString();
  notification.informativeText = body.toNSString();
  notification.soundName = NSUserNotificationDefaultSoundName; // Will play a default sound
  [[NSUserNotificationCenter defaultUserNotificationCenter] deliverNotification:notification];
  [notification autorelease];
#endif
  return true;
}

bool isOSXInterfaceStyleDark()
{
  // Implementation from http://stackoverflow.com/a/26472651
  NSDictionary *dict = [[NSUserDefaults standardUserDefaults] persistentDomainForName:NSGlobalDomain];
  id style = [dict objectForKey:@"AppleInterfaceStyle"];
  return (style && [style isKindOfClass:[NSString class]] && NSOrderedSame == [style caseInsensitiveCompare:@"dark"]);
}

void forceAppActive()
{
  [[NSApplication sharedApplication] activateIgnoringOtherApps:YES];
  [[NSApplication sharedApplication] setActivationPolicy:NSApplicationActivationPolicyRegular];
}

void macOSNativeHide()
{
  [NSApp hide:nil];
  [[NSApplication sharedApplication] setActivationPolicy:NSApplicationActivationPolicyAccessory];
}