我正在使用PHP后端开发AngularJs应用程序,我实现了身份验证步骤,现在我尝试在身份验证后在另一个视图中显示经过身份验证的用户的数据。
我使用会话令牌在其他视图中显示用户数据但是即使我在一些关于会话和令牌的教程中读到的内容超过两周,我仍然无法显示用户数据。我在display.php文件中收到此错误:
未定义索引:令牌
如何解决此问题?
的login.php
<?php
session_start();
$data = json_decode(file_get_contents("php://input"));
$connect = mysqli_connect("localhost", "root", "", "database");
if(count($data) > 0)
{
$Email=mysqli_real_escape_string($connect, $data->Email);
$password=mysqli_real_escape_string($connect, $data->password);
$query = 'SELECT * FROM `client` WHERE (EmailClient = "'.$Email.'" AND password= "'.$password.'")';
$q = mysqli_query($connect , $query);
if(mysqli_num_rows($q) > 0 )
{
$token = md5($Email.time()."51395+81519851");
$query = "UPDATE client SET token = '".$token."' WHERE EmailClient = '".$Email."'";
mysqli_query($connect , $query);
$_SESSION["logged_in"] = true;
$_SESSION["token"] = $token;
$result['message'] ='Logged In';
$result['email'] =$Email;
$result['token'] = $token;
$resultstring=json_encode($result);
$resultstring=str_replace("null", '""', $resultstring);
echo $resultstring;
exit;
}
$result['message'] ='The username or password are incorrect!';
$resultstring = json_encode($result);
$resultstring = str_replace("null",'""',$resultstring);
echo $resultstring;
exit;
}
?>
Display.php的
<?php
session_start();
$connect = mysqli_connect("localhost", "root", "", "database");
$output = array();
$query = "SELECT Name,Adresse FROM client WHERE token = '".$_SESSION['token']."'";
$result = mysqli_query($connect, $query);
if(mysqli_num_rows($result) > 0)
{
while($row = mysqli_fetch_array($result))
{
$output[] = $row;
}
echo json_encode($output);
}
?>
答案 0 :(得分:0)
您正在尝试访问$ _SESSION中“token”的内容,但您必须事先添加一个检查以确保“token”位于名为$ _SESSION的数组中。 您遇到此错误,因为您的会话不包含任何“令牌”数据($ _SESSION上的var_dump / print_r应该确认)。
添加以下内容:
function ok () {
consol.log("ok"); //consol log is much less annoying for debugging
}
$(".buttonOK, .btnOK").click(ok); // calls function on class button ok or btnOK
$(document).keyup(function(e) {if (e.which === 13) {ok();}}); //callsfunction on enter