forked from root/threadr.lostcave.ddnss.de
29 lines
1.2 KiB
PHP
29 lines
1.2 KiB
PHP
<?php
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session_start();
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$pdo = new PDO('mysql:host=localhost;dbname=web', 'webstuff', 'Schei// auf Pa$$w0rter!');
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$statement = $pdo->prepare('SELECT id, authentication_algorithm, authentication_salt, authentication_string FROM users WHERE name = :username;');
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$result = $statement->execute(array('username' => $_POST['username']));
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if ($statement->rowCount() > 0) {
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//existing user name
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$dbentry = $statement->fetch();
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//chechk for correct password
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if ($dbentry['authentication_string'] == hash($dbentry['authentication_algorithm'], $_POST['password'] . $dbentry['authentication_salt'])) {
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//password correct
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$_SESSION['user_id'] = $dbentry['id'];
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// IP and user agent string are used to prevent cheap session stealing
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$_SESSION['user_ip'] = $_SERVER['REMOTE_ADDR'];
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$_SESSION['user_http_user_agent'] = $_SERVER['HTTP_USER_AGENT'];
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header("Location: https://lostcave.ddnss.de/common/threadr/userhome/");
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} else {
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//password inorrect
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header("Location: https://lostcave.ddnss.de/common/threadr/login/?error=credentials");
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die();
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}
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} else {
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//wrong user name
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header("Location: https://lostcave.ddnss.de/common/threadr/login/?error=credentials");
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die();
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}
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?>
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