为什么不支持我的Facebook集成对话框登录？

Question

在我的应用程序中，当我点击Facebook登录它进入Safari浏览器时，我创建了Facebook集成，如何在不通过Safari网络浏览器输入的情况下将其更改为对话框登录？

提前致谢。

  

[FBSession.activeSession closeAndClearTokenInformation];       if（FBSession.activeSession.accessTokenData.loginType！= FBSessionLoginTypeFacebookApplication / ||   FBSession.activeSession.accessTokenData.loginType！=   FBSessionLoginTypeSystemAccount /）{           [HUD隐藏：是];           HUD = [MBProgressHUD showHUDAddedTo：self.navigationController.view animated：YES];           HUD.labelText = @＆＃34;登录＆＃34;;

[FBSession openActiveSessionWithReadPermissions:@[@"basic_info",@"email",@"user_location",@"user_birthday",@"user_hometown,user_friends"]
                                   allowLoginUI:YES
                              completionHandler:^(FBSession *session, FBSessionState state, NSError *error) {

                                  switch (state) {
                                      case FBSessionStateOpen:{

                                          [FBSession setActiveSession:session];
                                          [self checkSessionState:state];
                                          [[FBRequest requestForMe] startWithCompletionHandler:^(FBRequestConnection

     

* connection，NSDictionary * user，NSError * error）{                                                     if（error）{                                                         [HUD隐藏：是];                                                         NSLog（@＆＃34;错误报告：％@＆＃34;，错误）;                                                     }                                                     其他                                                     {                                               [HUD隐藏：是];

                                       NSString *userLocation =  [NSString stringWithFormat:@"%@\n\n",user.location[@"name"]];
                                        NSArray* foo = [userLocation componentsSeparatedByString: @","];
                                        NSString *strCity  = [foo objectAtIndex: 0];
                                        NSString *strState  = [foo objectAtIndex: 1];



                                                  NSString *linkURL = [NSString stringWithFormat:@"http://carzillaapp.com/"];
                                                  NSString *pictureURL = @"http://www.friendsmash.com/images/logo_large.jpg";
                                                   //                                                      NSString *pictureURL = @" ";

                                                  // Prepare the native share dialog parameters
                                                  FBShareDialogParams *shareParams = [[FBShareDialogParams alloc] init];
                                                  shareParams.link = [NSURL URLWithString:linkURL];
                                                  shareParams.name = @"Download and Checkout CarZilla App!";
                                                  shareParams.caption= @"An online Car Showroom!";
                                                  shareParams.picture= [NSURL URLWithString:pictureURL];
                                                  shareParams.description =
                                                  [NSString stringWithFormat:@"Both new and old cars available there!"];

                                                  if ([FBDialogs canPresentShareDialogWithParams:shareParams]){

                                                      [FBDialogs presentShareDialogWithParams:shareParams
                                                                                  clientState:nil
                                                                                      handler:^(FBAppCall *call, NSDictionary *results, NSError *error) {
                                                                                          if(error) {
                                                                                              NSLog(@"Error publishing story.");
                                                                                          } else if (results[@"completionGesture"] &&

     

[results [@＆＃34; completionGesture＆＃34;] isEqualToString：@＆＃34;取消＆＃34;]）{                                                                                                     NSLog（@＆＃34;用户取消故事发布。＆＃34;）;                                                                                                 } else {                                                                                                     NSLog（@＆＃34;故事发布。＆＃34;）;                                                                                                 }                                                                                             }];

                                                  } else {

                                                      // Prepare the web dialog parameters
                                                      NSDictionary *params = @{
                                                                               @"name" : shareParams.name,
                                                                               @"caption" : shareParams.caption,
                                                                               @"description" : shareParams.description,
                                                                               @"picture" : pictureURL,
                                                                               @"link" : linkURL
                                                                               };

                                                      // Invoke the dialog
                                                      [FBWebDialogs presentFeedDialogModallyWithSession:nil
                                                                                             parameters:params
                                                                                                handler:
                                                       ^(FBWebDialogResult result, NSURL *resultURL, NSError *error) {
                                                           if (error) {
                                                               NSLog(@"Error publishing story.");
                                                           } else {
                                                               if (result == FBWebDialogResultDialogNotCompleted) {
                                                                   NSLog(@"User canceled story publishing.");
                                                               } else {
                                                                   NSLog(@"Story published.");
                                                               }
                                                           }}];
                                                  }





                                                  NSDictionary *params = @{
                                                                           @"name" : shareParams.name,
                                                                           @"caption" : shareParams.caption,
                                                                           @"description" : shareParams.description,
                                                                           @"picture" : pictureURL,
                                                                           @"link" : linkURL
                                                                           };

                                                  [FBWebDialogs presentRequestsDialogModallyWithSession:nil
                                                                                                message:[NSString stringWithFormat:@"Checkout the CarZilla App!"]
                                                                                                  title:@"Invite"
                                                                                             parameters:params
                                                                                                handler:^(FBWebDialogResult result, NSURL *resultURL, NSError *error)

     

{                                                                                                           if（error）{                                                                                                               //案例A：启动对话框或发送请求时出错。                                                                                                               NSLog（@＆＃34;发送请求时出错。＆＃34;）;                                                                                                           } else {                                                                                                               if（result == FBWebDialogResultDialogNotCompleted）{                                                                                                                   //案例B：用户点击了＆＃34; x＆＃34;图标                                                                                                                   NSLog（@＆＃34;用户取消请求。＆＃34;）;                                                                                                               } else {                                                                                                                   NSLog（@＆＃34;请求已发送。＆＃34;）;                                                                                                               }                                                                                                           }}                                                          ];

                                        SignUpViewController *faceblogin = [[SignUpViewController alloc]init];
                                        faceblogin.firstName = [NSString stringWithFormat:@"%@ ",user.first_name];
                                        faceblogin.lastName = user.last_name;
                                        faceblogin.email =[user objectForKey:@"email"];
                                        faceblogin.city = strCity;
                                        faceblogin.state = strState;
                                        faceblogin.fblogin = YES;
                                        fbFailure = YES;
                                        fbMsg = YES;
                                        faceblogin.accountType = @"Individual Buyer/Seller";
                                        //faceblogin.isPhoneno = YES;
                                        [self presentViewController:faceblogin animated:YES completion:nil];
                                              }
                                          }];
                                          break;
                                      }
                                      case FBSessionStateClosed:{
                                          [HUD hide:YES];
                                          NSLog(@"facebook values");

                                      }
                                      case FBSessionStateClosedLoginFailed:{
                                          [HUD hide:YES];
                                          if ((!fbFailure && fbMsg) || error.code == 2) {
                                              UIAlertView *alert = [[UIAlertView alloc]initWithTitle:@"Error" message:@"Unfortunately, we

     

无法使用您的Facebook凭据登录。＆＃34;   delegate：nil cancelButtonTitle：@＆＃34; Ok＆＃34; otherButtonTitles：nil，nil];                                                     fbMsg = NO;                                                     [警示显示];                                                 }                                                 [FBSession.activeSession closeAndClearTokenInformation];                                                 打破;                                             }                                             默认：                                                 打破;                                         }                                     }];       }

else{

    NSLog(@"accounts");    }