SyntaxError：

Question

我正在尝试使我的移动应用程序从我的数据库中与用户登录，但是没有任何效果，我不明白为什么，请帮助！

在我的数据库中，我有utlisateur（id，username， username_canonical， 电子邮件 email_canonical 已启用 盐 密码 上次登录 确认令牌 password_requested_at 角色 （DC2Type：数组）） {{ 我正在将同一张表用于另一个symfony项目}}

login.php

<?php
if (isset($_SERVER['HTTP_ORIGIN'])) {
        header("Access-Control-Allow-Origin: {$_SERVER['HTTP_ORIGIN']}");
        header('Access-Control-Allow-Credentials: true');
        header('Access-Control-Max-Age: 86400');    // cache for 1 day
    }
    // Access-Control headers are received during OPTIONS requests
    if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') 
        if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_METHOD']))
           header("Access-Control-Allow-Methods: GET, POST, OPTIONS");        
        if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']))
            header("Access-Control-Allow-Headers:  {$_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']}")
        exit(0);
  include ("db.php");
    $data = file_get_contents("php://input");
    if (isset($data)) {
        $request = json_decode($data);
        $username = $request->username;
        $password = $request->password;
                }
      $username= mysqli_real_escape_string($con,$username);
      $password = mysqli_real_escape_string($con,$password);
       $username = stripslashes($username);
      $password = stripslashes($password);
    $sql = "select id from utilisateur where username = '$username' and password = '$password'";
      $result = mysqli_query($con,$sql);
      $row = mysqli_fetch_array($result,MYSQLI_ASSOC);
      $active = $row['active'];
      $count = mysqli_num_rows($result);
      // If result matched myusername and mypassword, table row must be 1 row                    
      if($count >0) {
     $response= "Your Login success";
      }else {
    $response= "Your Login Email or Password is invalid";         
      }
echo json_encode( $response);
?>

login.page.ts

@ViewChild("username") username;
  @ViewChild("password") password
  data:string;
  constructor(public navCtrl: NavController, public alertCtrl: AlertController,
  private http: Http, public loading: LoadingController,private router:Router ,private proj :ProjService) { 
  }
  ngOnInit() {
  }
   signIn(){
    if(this.username.value=="" ){
      this.presentAlert()
      } else      
      if(this.password.value==""){
            this.presentAlert1()
      }            else
            {
    var headers = new Headers();
   headers.append("Accept",'application/json')
    headers.append('Content-Type', 'application/json' )
    let options = new RequestOptions({ headers: headers });
    let data = {    
    username: this.username.value,    
    password: this.password.value    
    };    
    this.presentLoading().then(() => {    
    return this.http.post('http://localhost/proj1_server/login.php',data,options) 
    .map((res : Response) =>  res.json()
    )    
    .subscribe( res => {    
    console.log(res)
    this.router.navigate(['chantier'])   
})
})
}   }