系统权限

```

//定位权限

if([CLLocationManager locationServicesEnabled] && [CLLocationManager authorizationStatus] == kCLAuthorizationStatusDenied) {

[self initerrorAlertView];

return;

}else{

NSLog(@"打开");

}

//相册权限

ALAuthorizationStatus author = [ALAssetsLibraryauthorizationStatus];

if (author == ALAuthorizationStatusRestricted || author ==ALAuthorizationStatusDenied){

//无权限

UIAlertView *alert=[[UIAlertView alloc]initWithTitle:@"提示" message:@"请在\"隐私\"里开启照片权限" delegate:nil cancelButtonTitle:nil otherButtonTitles:@"确定", nil];

return;

}

//相机权限

AVAuthorizationStatus authStatus = [AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo];

if (authStatus == AVAuthorizationStatusRestricted || authStatus ==AVAuthorizationStatusDenied)

{

//无权限

UIAlertView *alert=[[UIAlertView alloc]initWithTitle:@"提示" message:@"请在\"隐私\"里开启相机权限" delegate:nil cancelButtonTitle:nil otherButtonTitles:@"确定", nil];

return;

}

//麦克风权限

AVAudioSession *avSession = [AVAudioSession sharedInstance];

if ([avSession respondsToSelector:@selector(requestRecordPermission:)]) {

[avSession requestRecordPermission:^(BOOL available) {

if (available) {

//completionHandler

}

else

{

dispatch_async(dispatch_get_main_queue(), ^{

[[[UIAlertView alloc] initWithTitle:@"无法录音" message:@"请在“设置-隐私-麦克风”选项中开启权限" delegate:nil cancelButtonTitle:@"确定" otherButtonTitles:nil] show];

return ;

});

}

}];

}

//用户通知开关

if ([[UIApplication sharedApplication] enabledRemoteNotificationTypes] == UIRemoteNotificationTypeNone) {

已关闭;

}else

已开启;

```