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39 lines
1.1 KiB
39 lines
1.1 KiB
<?php
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session_start();
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Login system</title>
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</head>
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<body>
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<h1>Login</h1>
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<form action="auth.php" method="post">
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<input type="text" name="username" id="username" placeholder="Username">
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<input type="password" name="password" id="password" placeholder="Password">
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<input type="submit" value="Login">
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</form>
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<?php
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//zjištění stavů a jejich "zpětná vazba"
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if(isset($_SESSION["username"])){
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echo "<p>Přihlášený uživatel:". $_SESSION["username"]."</p>";
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echo "<a href=\"logout.php\">LOGOUT</a>"; // \" escape uvozovek pro odkaz
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}
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if(isset($_GET["error"])){
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echo "<p>Error ". $_GET["error"]. "</p>";
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}
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if(isset($_GET["login"])){
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echo "<p>Uživatel byl přihlášen</p>";
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}
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if(isset($_GET["logout"])){
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echo "<p>Uživatel byl odhlášený</p>";
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}
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?>
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</body>
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</html>
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