iOS7 and iOS8 Compatible Push Notifications Registrations

Compatible.h

#import <Foundation/Foundation.h>

@interface Compatible : NSObject

+ (void)registerPush:(UIApplication *)application;

@end

Compatible.m

#import <UIKit/UIKit.h>
#import "Compatible.h"

@implementation Compatible

+ (void)registerPush:(UIApplication *)application {
#if __IPHONE_OS_VERSION_MAX_ALLOWED >= 80000
    if ([application respondsToSelector:@selector(registerUserNotificationSettings:)]) {
        UIUserNotificationSettings *settings = [UIUserNotificationSettings settingsForTypes:UIUserNotificationTypeAlert | UIUserNotificationTypeBadge | UIUserNotificationTypeSound categories:nil];
        [application registerUserNotificationSettings:settings];
        [application registerForRemoteNotifications];
    } else {
        [application registerForRemoteNotificationTypes: UIUserNotificationTypeSound | UIUserNotificationTypeAlert | UIUserNotificationTypeBadge];
    }
#else
        [application registerForRemoteNotificationTypes: UIUserNotificationTypeSound | UIUserNotificationTypeAlert | UIUserNotificationTypeBadge];
#endif
}

@end