PHP PDO versucht, Navbar zu ändern, wenn eingeloggt

Ich versuche, meine Navbar zu ändern, wenn eingeloggt, so dass die Registrierung und Anmeldung in den Benutzernamen des Benutzers habe ich meinen Code dafür und ich verstehe nicht warum es funktioniert nicht ...PHP PDO versucht, Navbar zu ändern, wenn eingeloggt

signin.php

<?php 
include 'header.php'; 
include 'ini.php'; 

$username = ""; 
$password = ""; 

if(isset($_POST['login'])) { 
    if ($userQuery->execute()) { 
     while ($row = $userQuery->fetch()) { 

      $username = $_POST["username"]; 
      $password = $_POST["password"]; 

      $userQuery = $pdo->prepare("SELECT * FROM users WHERE username LIKE :username"); 
      $addUserQuery->bindParam(":username", $username); 

      if (
       username == $row['User_Username'] && password == $row['User_Password'] 
      ) { 
       $_SESSION['loggedin'] = "true"; 
       $_SESSION['username'] = $username; 
      } 
     } 
    } 
} 
?> 
<div class="container"> 
    <div class="row"> 
     <div class='col-md-3'></div> 
     <div class="col-md-6"> 
      <div class="login-box well"> 
       <form action="index.php" id="login" name="login"> 
        <legend>Sign In</legend> 
        <div class="form-group"> 
         <label for="username">Username</label> 
         <input value='' id="username" placeholder="Username" type="text" class="form-control" /> 
        </div> 
        <div class="form-group"> 
         <label for="password">Password</label> 
         <input id="password" value='' placeholder="Password" type="text" class="form-control" /> 
        </div> 
        <div class="input-group"> 
         <div class="checkbox"> 
          <label> 
           <input id="login-remember" type="checkbox" name="remember" value="1"> Remember me 
          </label> 
         </div> 
        </div> 
        <div class="form-group"> 
         <input type="submit" id="login" name="login" class="btn btn-default btn-login-submit btn-block m-t-md" value="Login" /> 
        </div> 
        <span class='text-center'><a href="/resetting/request" class="text-sm">Forgot Password?</a></span> 
        <div class="form-group"> 
         <p class="text-center m-t-xs text-sm">Do not have an account?</p> 
         <a href="register.php" class="btn btn-default btn-block m-t-md">Create an account</a> 
        </div> 
       </form> 

      </div> 
     </div> 
     <div class='col-md-3'></div> 
    </div> 
</div> 

<?php 
include 'footer.php'; 
?>

header.php

<!DOCTYPE html> 
<html lang="en"> 

<head> 

    <meta charset="utf-8"> 
    <meta http-equiv="X-UA-Compatible" content="IE=edge"> 
    <meta name="viewport" content="width=device-width, initial-scale=1"> 
    <meta name="description" content="Web Development company providing HTML, CSS, PHP and JS in your local area"> 
    <meta name="author" content="Kieran Brownfield"> 

    <title>Web Development Penzance - Providing Web Development in your area</title> 

    <!-- Bootstrap Core CSS --> 
    <link href="css/bootstrap.min.css" rel="stylesheet"/> 
    <link href="css/main.css" rel="stylesheet"/> 

    <!-- HTML5 Shim and Respond.js IE8 support of HTML5 elements and media queries --> 
    <!-- WARNING: Respond.js doesn't work if you view the page via file:// --> 
    <!--[if lt IE 9]> 
    <script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script> 
    <script src="https://oss.maxcdn.com/libs/respond.js/1.4.2/respond.min.js"></script> 
    <![endif]--> 

</head> 

<body> 
<header class="header">Web Development Penzance</header> 
<!-- Navigation --> 
<nav class="navbar navbar-inverse navbar-static-top" role="navigation"> 
    <div class="container"> 
     <!-- Brand and toggle get grouped for better mobile display --> 
     <div class="navbar-header"> 
      <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1"> 
       <span class="sr-only">Toggle navigation</span> 
       <span class="icon-bar"></span> 
       <span class="icon-bar"></span> 
       <span class="icon-bar"></span> 
      </button> 
     </div> 
     <!-- Collect the nav links, forms, and other content for toggling --> 
     <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1"> 
      <ul class="nav navbar-nav"> 
       <li> 
        <a href="index.php">Home</a> 
       </li> 
       <li> 
        <a href="#">About</a> 
       </li> 
       <li> 
        <a href="#">Contact</a> 
       </li> 
       <li> 
        <a href="#">Gallery</a> 
       </li> 
       <li> 
        <a href="#">Meet the Team</a> 
       </li> 
      </ul> 
      <ul class="nav navbar-nav pull-right"> 
       <?php 
       if (isset($_SESSION['loggedin'])) { ?> 
        <li><p class="navbar-text navbar-right">Signed in as: <?php echo $_SESSION["username"] ?> &nbsp;</p></li> 
        <li><a href="#">Logout</a></li> 
        <li><a href="#">Account</a></li> 
       <?php } else { ?> 
        <li><a href="register.php">Register</a></li> 
        <li><a href="signin.php">Login</a></li> 
       <?php } ?> 
      </ul> 
     </div> 
     <!-- /.navbar-collapse --> 
    </div> 
    <!-- /.container --> 
</nav>

Quelle

2016-04-06 Kieran Brownfield

um die $ _SESSION variable über Seite geladen zuzugreifen, fügen session_start() an die Spitze dieser beiden Dateien. Docs.

Quelle

2016-04-06 19:03:54 WillardSolutions

ist das innerhalb der PHP-Code-Tags? –

'session_start()' ist PHP, also ja, sollte es in Ihrem PHP sein – WillardSolutions

Es funktioniert immer noch nicht –

PHP PDO versucht, Navbar zu ändern, wenn eingeloggt

Antwort

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