无法从facebook获取iOS电子邮件和生日

标题：

#import <UIKit/UIKit.h>
#import <FacebookSDK/FacebookSDK.h>

@interface ViewController : UIViewController<UITextFieldDelegate>
{
    IBOutlet UITextField *update;
    NSString *status;

}
@property (nonatomic, copy) IBOutlet NSString *status;
@end

#导入
#进口
@界面ViewController:UIViewController
{
IBOutlet UITextField*更新；
NSString*状态；
}
@属性（非原子，复制）IBNSSTRING*状态；
@结束

.m文件：

#import "ViewController.h"

@interface ViewController ()
@property (strong, nonatomic) IBOutlet UIButton *buttonPostStatus;
@property (strong, nonatomic) id<FBGraphUser> loggedInUser;
@property (strong, nonatomic) IBOutlet UILabel *labelFirstName;
@property (strong,nonatomic) IBOutlet UITextField *update;
@property (strong,nonatomic) IBOutlet UILabel *dob;
@property (strong,nonatomic) IBOutlet UILabel *profilename;

- (IBAction)postStatusUpdateClick:(UIButton *)sender;
@end

@implementation ViewController


@synthesize buttonPostStatus = _buttonPostStatus;
@synthesize loggedInUser = _loggedInUser;
@synthesize labelFirstName = _labelFirstName;
@synthesize update;
@synthesize dob;
@synthesize profilename;


- (void)viewDidLoad
{
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    FBLoginView *loginview = [[FBLoginView alloc] init];

    loginview.frame = CGRectOffset(loginview.frame, 5, 5);
    if ([self respondsToSelector:@selector(setEdgesForExtendedLayout:)]) {
        loginview.frame = CGRectOffset(loginview.frame, 5, 25);
    }
    loginview.delegate = self;
    self.labelFirstName = nil;
    self.loggedInUser = nil;

    [self.view addSubview:loginview];

    [loginview sizeToFit];

    NSString *status = update.text;

}

- (void)viewDidUnload {
    self.buttonPostStatus = nil;


    [super viewDidUnload];
}

- (void)loginViewFetchedUserInfo:(FBLoginView *)loginView
                            user:(id<FBGraphUser>)user {

    self.labelFirstName.text = [NSString stringWithFormat:@"Hello %@ %@", user.first_name, user.last_name ];
    self.loggedInUser = user;
    self.dob.text= [NSString stringWithFormat:@"Birthday- %@", user.birthday];
    NSLog(user.birthday);
    NSLog(self.labelFirstName.text);
    //NSLog(user.dob);

    }

- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

- (void)loginView:(FBLoginView *)loginView handleError:(NSError *)error {
    NSLog(@"FBLoginView encountered an error=%@", error);
}

- (void) performPublishAction:(void (^)(void)) action {
    // we defer request for permission to post to the moment of post, then we check for the permission
    if ([FBSession.activeSession.permissions indexOfObject:@"publish_actions"] == NSNotFound) {
        // if we don't already have the permission, then we request it now
        [FBSession.activeSession requestNewPublishPermissions:@[@"publish_actions"]
                                              defaultAudience:FBSessionDefaultAudienceFriends
                                            completionHandler:^(FBSession *session, NSError *error) {
                                                if (!error) {
                                                    action();
                                                } else if (error.fberrorCategory != FBErrorCategoryUserCancelled){
                                                    UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:@"Permission denied"
                                                                                                        message:@"Unable to get permission to post"
                                                                                                       delegate:nil
                                                                                              cancelButtonTitle:@"OK"
                                                                                              otherButtonTitles:nil];
                                                    [alertView show];
                                                }
                                            }];
    } else {
        action();
    }

}
- (IBAction)postStatusUpdateClick:(UIButton *)sender {

    NSURL *urlToShare = [NSURL URLWithString:@"htts.facebook.com/ios"];

    FBAppCall *appCall = [FBDialogs presentShareDialogWithLink:urlToShare
                                                          name:@"Hello Facebook"
                                                       caption:nil
                                                   description:@"The 'Hello Facebook' sample application showcases simple Facebook integration."
                                                       picture:nil
                                                   clientState:nil
                                                       handler:^(FBAppCall *call, NSDictionary *results, NSError *error) {
                                                           if (error) {
                                                               NSLog(@"Error: %@", error.description);
                                                           } else {
                                                               NSLog(@"Success!");
                                                           }
                                                       }];

            [self performPublishAction:^{
                FBRequestConnection *connection = [[FBRequestConnection alloc] init];

                connection.errorBehavior = FBRequestConnectionErrorBehaviorReconnectSession
                | FBRequestConnectionErrorBehaviorAlertUser
                | FBRequestConnectionErrorBehaviorRetry;

                [connection addRequest:[FBRequest requestForPostStatusUpdate:update.text]
                     completionHandler:^(FBRequestConnection *connection, id result, NSError *error) {

                         [self showAlert:update.text result:result error:error];
                         self.buttonPostStatus.enabled = YES;
                     }];
                [connection start];

                self.buttonPostStatus.enabled = NO;
            }];
        }


- (void)showAlert:(NSString *)message
           result:(id)result
            error:(NSError *)error {

    NSString *alertMsg;
    NSString *alertTitle;
    if (error) {
        alertTitle = @"Error";
        if (error.fberrorUserMessage && FBSession.activeSession.isOpen) {
            alertTitle = nil;

        } else {
            // Otherwise, use a general "connection problem" message.
            alertMsg = @"Operation failed due to a connection problem, retry later.";
        }
    } else {
        NSDictionary *resultDict = (NSDictionary *)result;
        alertMsg = [NSString stringWithFormat:@"Successfully posted '%@'.", update.text];
        NSString *postId = [resultDict valueForKey:@"id"];
        if (!postId) {
            postId = [resultDict valueForKey:@"postId"];
        }
        if (postId) {
            alertMsg = [NSString stringWithFormat:@"%@\nPost ID: %@", alertMsg, postId];
        }
        alertTitle = @"Ho Gya!!";
    }

    if (alertTitle) {
        UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:alertTitle
                                                            message:alertMsg
                                                           delegate:nil
                                                  cancelButtonTitle:@"OK"
                                                  otherButtonTitles:nil];
        [alertView show];
    }
}

@end

#导入“ViewController.h”
@界面视图控制器（）
@属性（强，非原子）IBUIButton*buttonPostStatus；
@属性（强，非原子）id loggedInUser；
@属性（强，非原子）IBUILabel*labelFirstName；
@属性（强，非原子）IBOutlet UITextField*更新；
@性质（强，非原子）IBUILabel*dob；
@属性（强，非原子）IBUILabel*profilename；
-（iAction）postStatusUpdateClick：（ui按钮*）sender；
@结束
@实现视图控制器
@合成buttonPostStatus=\u buttonPostStatus；
@综合loggedInUser=\u loggedInUser；
@合成labelFirstName=_labelFirstName；
@综合更新；
@合成dob；
@综合档案名称；
-（无效）viewDidLoad
{
[超级视图下载]；
//加载视图后，通常从nib执行任何其他设置。
FBLoginView*loginview=[[FBLoginView alloc]init]；
loginview.frame=CGRectOffset（loginview.frame，5,5）；
if（[self respondsToSelector:@selector（setEdgesForExtendedLayout:）]））{
loginview.frame=CGRectOffset（loginview.frame，5,25）；
}
loginview.delegate=self；
self.labelFirstName=nil；
self.loggedInUser=nil；
[self.view addSubview:loginview]；
[loginview sizeToFit]；
NSString*状态=update.text；
}
-（无效）视图卸载{
self.buttonPostStatus=nil；
[超级视频下载]；
}
-（无效）loginView蚀刻教育信息：（FBLoginView*）loginView
用户：（id）用户{
self.labelFirstName.text=[NSString stringWithFormat:@“Hello%@@”，user.first\u name，user.last\u name]；
self.loggedInUser=用户；
self.dob.text=[NSString stringWithFormat:@“生日-%@”，user.birth]；
NSLog（用户生日）；
NSLog（self.labelFirstName.text）；
//NSLog（user.dob）；
}
-（无效）未收到记忆警告
{
[超级记忆警告]；
//处置所有可以重新创建的资源。
}
-（无效）loginView:（FBLoginView*）loginView句柄错误：（N错误*）错误{
NSLog（@“FBLoginView遇到错误=%@”，错误）；
}
-（作废）执行公告：（作废）（作废）行为{
//我们将发布许可的请求推迟到发布时，然后检查许可
if（[FBSession.activeSession.permissions indexOfObject:@“发布操作”]==NSNotFound）{
//如果我们还没有获得许可，那么我们现在就申请
[FBSession.activeSession requestNewPublishPermissions:@[@“发布操作”]
默认观众：FBSessionDefaultAudienceFriends
completionHandler:^（FBSession*会话，NSError*错误）{
如果（！错误）{
动作（）；
}else if（error.fberrorCategory！=FBErrorCategoryUserCancelled）{
UIAlertView*alertView=[[UIAlertView alloc]initWithTitle:@“权限被拒绝”
消息：@“无法获得发布权限”
代表：无
取消按钮：@“确定”
其他按钮：无]；
[警报视图显示]；
}
}];
}否则{
动作（）；
}
}
-（iAction）postStatusUpdateClick：（UIButton*）发件人{
NSURL*urlToShare=[NSURL URLWithString:@“htts.facebook.com/ios”]；
FBAppCall*appCall=[FBDialogs presentShareDialogWithLink:urlToShare
姓名：@“你好，Facebook”
描述：无
description:@“Hello Facebook”示例应用程序展示了简单的Facebook集成。”
图片：无
客户状态：无
处理程序：^（FBAppCall*调用，NSDictionary*结果，NSError*错误）{
如果（错误）{
NSLog（@“错误：%@”，错误描述）；
}否则{
NSLog（@“成功！”）；
}
}];
[自动执行发布：^{
FBRequestConnection*连接=[[FBRequestConnection alloc]init]；
connection.errorBehavior=FBRequestConnectionErrorBehaviorReconnectSession
|FBRequestConnectionErrorBehaviorAlertUser
|FBRequestConnectionErrorBehaviorMetry；
[连接添加请求：[FBRequestForPostStatusUpdate:update.text]
completionHandler:^（FBRequestConnection*连接，id结果，NSError*错误）{
[自显示警报：更新。文本结果：结果错误：错误]；
self.buttonPostStatus.enabled=是；
}];
[连接启动]；
self.buttonPostStatus.enabled=否；
loginview.readPermissions=@[@"email"];