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- <?php
- session_start();
- include("connect.php");
- $link = Connection();
- if (isset($_SESSION['users_id'])){
- //header('Location: main.php');
- //exit();
- }
- if($_POST){
- $query = 'SELECT * FROM users WHERE username= "'.$_POST['user'].'" AND password=SHA1("'.$_POST['passw'].'")';
- $uzivatel = mysqli_query($link, $query);
- $uzivatel = mysqli_fetch_array($uzivatel);
- if (!$uzivatel)
- $zprava = 'Neplatné uživatelské jméno nebo heslo';
- else
- {
- $_SESSION['users_id'] = htmlspecialchars($uzivatel['users_id']) ;
- $_SESSION['username'] = htmlspecialchars($uzivatel['username']);
- $_SESSION['admin'] = htmlspecialchars($uzivatel['admin']);
- header('Location: adm.php');
- exit();
- }
- }
- ?>
- <html>
- <head>
- <meta charset="UTF-8">
- <title></title>
- </head>
- <body>
- <?php
- if (isset($zprava))
- echo('<p>' . $zprava . '</p>');
- ?>
- <form method="post">
- Username:
- <input type="text" name="user" >
- <br>
- Password:
- <input type="text" name="passw" >
- <br>
- <br>
- <input type="submit" value="Prihlásiť sa" >
- </form>
- <br>
- <br>
- <p>Pokud ještě nemáte účet, <a href="redd
- </html>gistracia.php">zaregistrujte se</a>.</p>
- </body>
- <?php
- /*if($_POST){ //SELECT COUNT(*) AS "pocet" FROM users WHERE username= "adm" LIMIT 1
- $query = 'SELECT COUNT(*) AS "pocet"
- FROM users
- WHERE username= "'. $_POST["user"].'"
- LIMIT 1';
- $result = mysqli_fetch_array(mysqli_query($link, $query));
- if($result["pocet"] != 0){
- echo("Username uz existuje!");
- }else{
- /*$query = "INSERT INTO users (username,password) "
- . "VALUES (?,SHA1(?))".$_POST["user"].',"'.$_POST["passw"].'"';*/
- /*$query = 'INSERT INTO users (username,password) '
- . 'VALUES ("'.$_POST["user"].'",SHA1("'.$_POST["passw"].'"))';
- $result=mysqli_query($link, $query);
- if ($result){
- echo("Úspešne registorvaný.");
- }else{
- echo("Something wrong!");
- }
- }
- }*/
- ?>
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