iBeacon iOS8 位置情報サービス Central(受信側)iOS7.1 -> iOS8

iBeaconの動作確認用のサンプルを探していたら丁度デザイン的にも良いサンプルがあったので利用しようとしたがビルド出来なかったので少しiOS8対応にリメイクして動作出来るようにした。
サンプルページ「iBeaconsを触ってみた」内容等に関しては、サンプル提供ページを参照願います。

なかなか勉強になります。

ライブラリの追加

Beacon による領域観測機能を利用するために必要

CoreLocation.framework

CoreBluetooth.framework

AppDelegate.m

#import "AppDelegate.h"


@implementation AppDelegate


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions

{

    // Override point for customization after application launch.

    

    // iOS8 ローカル通知を動作させる許可を得る必要

    if ([UIApplication  

       instancesRespondToSelector:@selector(registerUserNotificationSettings:)]) {

        [[UIApplication sharedApplication]

         registerUserNotificationSettings:[UIUserNotificationSettings

         settingsForTypes:UIUserNotificationTypeAlert|UIUserNotificationTypeSound

                               categories:nil]];

    }

    

    return YES;

}

 

- (void)applicationWillResignActive:(UIApplication *)application

{


}


- (void)applicationDidEnterBackground:(UIApplication *)application

{


}


- (void)applicationWillEnterForeground:(UIApplication *)application

{


}


- (void)applicationDidBecomeActive:(UIApplication *)application

{


}


- (void)applicationWillTerminate:(UIApplication *)application

{

 

}


@end

ViewController.m

#import "ViewController.h"

#import <CoreLocation/CoreLocation.h>


#define UUID        @"D456894A-02F0-4CB0-8258-81C187DF45C2"

#define MAJOR       @"1"

#define MINOR       @"1"

#define IDENTIFIER  @"jp.classmethod.testregion"


@interface ViewController () <CLLocationManagerDelegate>


@property (strong, nonatomic) CLLocationManager     *manager;

@property (strong, nonatomic) CLBeaconRegion        *region;


@property (strong, nonatomic) NSUUID                *proximityUUID;

@property (strong, nonatomic) NSString              *identifier;

@property uint16_t                                  major;

@property uint16_t                                  minor;


@end


@implementation ViewController



- (void)viewDidLoad

{

    [super viewDidLoad];

// Do any additional setup after loading the view, typically from a nib.

    

    if ( [CLLocationManager isMonitoringAvailableForClass:[CLBeaconRegion class]] ) {

        

        // Create Manager

        self.manager            = [CLLocationManager new];

        self.manager.delegate   = self;

        

        // Create parameter

        self.proximityUUID      = [[NSUUID alloc]initWithUUIDString:UUID];

        self.identifier         = IDENTIFIER;

        self.major              = (uint16_t)[MAJOR integerValue];

        self.minor              = (uint16_t)[MINOR integerValue];

        

        // Create CLBeaconRegion

        self.region = [[CLBeaconRegion alloc]initWithProximityUUID:self.proximityUUID

                                                        identifier:self.identifier];

        self.region.notifyOnEntry               = YES; // 領域に入った事を監視 YES

        self.region.notifyOnExit                = YES; // 領域を出た事を監視

        self.region.notifyEntryStateOnDisplay   = NO; // デバイスのディスプレイがオンのとき、ビーコン通知が送信されない NO


        

        /////////////////////////////////

        // iOS8の追加

        // 位置情報の取得許可を求めるメソッド

        if ([self.manager respondsToSelector:@selector(requestAlwaysAuthorization)]) {

            // requestAlwaysAuthorizationメソッドが利用できる場合(iOS8以上の場合)

            // 位置情報の取得許可を求めるメソッド

            [self.manager requestAlwaysAuthorization];

        } else {

            // requestAlwaysAuthorizationメソッドが利用できない場合(iOS8未満の場合)

            [self.manager startMonitoringForRegion: self.region];

        }

        /////////////////////////////////

        

        //[self.manager startRangingBeaconsInRegion:self.region];

    }

}


- (void)didReceiveMemoryWarning

{

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}


#pragma mark CLLocationManagerDelegate


- (void)locationManager:(CLLocationManager *)manager didStartMonitoringForRegion:(CLRegion *)region

{

    //[self.manager requestStateForRegion:self.region];

    [self sendNotification:@"地域の監視を開始 Start Monitoring Region"];

}


- (void)locationManager:(CLLocationManager *)manager

         didEnterRegion:(CLRegion *)region

{

    [self sendNotification:@"ようこそ!"];

    // Beaconの距離測定を開始する

    if ([region isMemberOfClass:[CLBeaconRegion class]] &&

             [CLLocationManager isRangingAvailable]) {

        [self.manager startRangingBeaconsInRegion:(CLBeaconRegion *)region];

    }

}


- (void)locationManager:(CLLocationManager *)manager

          didExitRegion:(CLRegion *)region

{

    [self sendNotification:@"さようなら!"];

    // Beaconの距離測定を終了する

    if ([region isMemberOfClass:[CLBeaconRegion class]] &&

             [CLLocationManager isRangingAvailable]) {

        [self.manager stopRangingBeaconsInRegion:(CLBeaconRegion *)region];

    }

}


- (void)locationManager:(CLLocationManager *)manager

        didRangeBeacons:(NSArray *)beacons

               inRegion:(CLBeaconRegion *)region

{

    // init

    NSString *uuid                          = @"unknown";

    CLProximity proximity                   = CLProximityUnknown;

    CLLocationAccuracy accuracy             = 0.0;

    NSInteger rssi                          = 0;

    NSNumber *major                         = @0;

    NSNumber *minor                         = @0;

    

    // near beacon

    CLBeacon *beacon    = beacons.firstObject;

    

    uuid                = beacon.proximityUUID.UUIDString;

    proximity           = beacon.proximity;

    accuracy            = beacon.accuracy;

    rssi                = beacon.rssi;

    major               = beacon.major;

    minor               = beacon.minor;

    

    // update view

    self.uuidLabel.text         = beacon.proximityUUID.UUIDString;

    self.majorLabel.text        = [NSString stringWithFormat:@"%@", major];

    self.minorLabel.text        = [NSString stringWithFormat:@"%@", minor];

    self.accuracyLabel.text = [NSString stringWithFormat:@"%f", accuracy];

    self.rssiLabel.text = [NSString stringWithFormat:@"%ld", (long)rssi];

    

    switch (proximity) {

        case CLProximityUnknown:

            self.proximityLabel.text    = @"測距エラー";

            break;

        case CLProximityImmediate:

            self.proximityLabel.text    = @"より近い";

            break;

        case CLProximityNear:

            self.proximityLabel.text    = @"近い";

            break;

        case CLProximityFar:

            self.proximityLabel.text    = @"遠い";

            break;

        default:

            break;

    }

    

    if ( proximity == CLProximityUnknown ) {

        self.beconStateLabel.text   = @"測距エラー";

    } else {

        self.beconStateLabel.text   = @"ENTER";

    }

    

    if ( proximity == CLProximityImmediate && rssi > -40 ) {

        self.beconStateLabel.text   = @"よりより近い";

    }

}


// iOS8 ユーザの位置情報の許可状態を確認するメソッド

- (void)locationManager:(CLLocationManager *)manager didChangeAuthorizationStatus:(CLAuthorizationStatus)status

{

    if (status == kCLAuthorizationStatusNotDetermined) {

        // ユーザが位置情報の使用を許可していない

    } else if(status == kCLAuthorizationStatusAuthorizedAlways) {

        // ユーザが位置情報の使用を常に許可している場合

        [self.manager startMonitoringForRegion: self.region];

    } else if(status == kCLAuthorizationStatusAuthorizedWhenInUse) {

        // ユーザが位置情報の使用を使用中のみ許可している場合

        [self.manager startMonitoringForRegion: self.region];

    }

}


- (void)locationManager:(CLLocationManager *)manager monitoringDidFailForRegion:(CLRegion *)region withError:(NSError *)error

{

    [self sendNotification:@"出口エリア Exit Region"];

}


#pragma mark - Private methods


- (void)sendNotification:(NSString*)message

{

    UILocalNotification *notification = [[UILocalNotification alloc] init];

    

    notification.fireDate = [[NSDate date] init];

    notification.timeZone = [NSTimeZone defaultTimeZone];

    notification.alertBody = message;

    notification.alertAction = @"Open";

    notification.soundName = UILocalNotificationDefaultSoundName;

    

    [[UIApplication sharedApplication] scheduleLocalNotification:notification];

}


@end

▫️参考にしたページ

 

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