317 lines
9.3 KiB
PHP
317 lines
9.3 KiB
PHP
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<?php
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include("header.php");
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// Define variables and initialize with empty values
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$username = $email = $password = $confirm_password = "";
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$username_err = $email_err = $password_err = $confirm_password_err = "";
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// Processing form data when form is submitted
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if($_SERVER["REQUEST_METHOD"] == "POST")
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{
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// Validate username
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if(empty(trim($_POST["username"])))
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{
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$username_err = "Prosím Zadejte přezdívku.";
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}
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elseif(!preg_match('/^[a-zA-Z0-9_]+$/', trim($_POST["username"])))
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{
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$username_err = "Přezdívka může obsahovat pouze písmena, čísla a podtržítka.";
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}
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else
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{
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// Prepare a select statement
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$sql = "SELECT id FROM users WHERE username = ?";
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if($stmt = mysqli_prepare($link, $sql))
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{
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// Bind variables to the prepared statement as parameters
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mysqli_stmt_bind_param($stmt, "s", $param_username);
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// Set parameters
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$param_username = trim($_POST["username"]);
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// Attempt to execute the prepared statement
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if(mysqli_stmt_execute($stmt))
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{
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/* store result */
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mysqli_stmt_store_result($stmt);
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if(mysqli_stmt_num_rows($stmt) == 1)
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{
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$username_err = "Přezdívka již zabraná.";
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}
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else
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{
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$username = trim($_POST["username"]);
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}
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}
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else
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{
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printf("Error: %s.\n", mysqli_stmt_error($stmt));
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}
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// Close statement
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mysqli_stmt_close($stmt);
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}
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}
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// Validate email
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if(!empty($_POST["email"]))
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{
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$email = trim($_POST["email"]);
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// validate email has not been used before
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// Prepare a select statement
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$sql = "SELECT id FROM users WHERE email = ?";
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if($stmt = mysqli_prepare($link, $sql))
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{
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// Bind variables to the prepared statement as parameters
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mysqli_stmt_bind_param($stmt, "s", $param_email);
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// Set parameters
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$param_email = $email;
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// Attempt to execute the prepared statement
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if(mysqli_stmt_execute($stmt))
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{
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/* store result */
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mysqli_stmt_store_result($stmt);
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if(mysqli_stmt_num_rows($stmt) == 1)
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{
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$email_err = "Email je již používán.";
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}
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}
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else
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{
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printf("Error: %s.\n", mysqli_stmt_error($stmt));
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}
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// Close statement
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mysqli_stmt_close($stmt);
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}
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// validate email is valid email address
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if(!filter_var($email, FILTER_VALIDATE_EMAIL))
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{
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$email_err = "Email není platný.";
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}
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}
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$nejcastejsihesla = [
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'123456',
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'heslo',
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'12345',
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'123456789',
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'martin',
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'aaaaaa',
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'michal',
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'internet',
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'aaaaaa',
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'666666',
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'159753',
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'hesloheslo',
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'111111',
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'heslo123',
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'genius',
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'matrix',
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'hovno',
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'12345678',
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'000000',
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'ahojky',
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'password',
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'slunicko',
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'tomas',
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'tunning',
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'000000',
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'nevim',
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'killer',
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'lopata',
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'pavel',
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'monika',
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'lukasek',
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'qwerty',
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'poklop',
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'11111',
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'asdfgh',
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'asdasd',
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'nasrat',
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'qwert',
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'jahoda',
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'lucinka',
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'sparta',
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'heslo123'
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];
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// Validate password
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if(empty(trim($_POST["password"])))
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{
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$password_err = "Prosím zadejte heslo.";
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}
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elseif(strlen(trim($_POST["password"])) < 6)
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{
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$password_err = "Heslo musí bý alespoň 6 charakterů dlouhé.";
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}
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elseif(in_array(trim($_POST["password"]), $nejcastejsihesla))
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{
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$password_err = "Toto heslo již používá uživatel pepa.novak@seznam.cz.";
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}
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else
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{
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$password = trim($_POST["password"]);
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}
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// Validate confirm password
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if(empty(trim($_POST["confirm_password"])))
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{
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$confirm_password_err = "Prosím potvrďte heslo.";
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}
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else
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{
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$confirm_password = trim($_POST["confirm_password"]);
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if(empty($password_err) && ($password != $confirm_password))
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{
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$confirm_password_err = "Hesla se neshodují.";
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}
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}
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// Check input errors before inserting in database
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if(empty($username_err) && empty($email_err) && empty($password_err) && empty($confirm_password_err))
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{
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// Prepare an insert statement
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$sql = "INSERT INTO users (id, username, email, password, avatar) VALUES (?, ?, ?, ?, ?)";
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if($stmt = mysqli_prepare($link, $sql))
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{
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// Bind variables to the prepared statement as parameters
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mysqli_stmt_bind_param($stmt, "sssss", $param_id, $param_username, $param_email, $param_password, $param_avatar);
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// Set parameters
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$param_id = GenerateUUID();
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$param_username = $username;
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$param_email = $email;
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$param_password = password_hash($password, PASSWORD_DEFAULT); // Creates a password hash
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$param_avatar = '/Images/DefaultProfile.jpg';
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// Attempt to execute the prepared statement
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if(mysqli_stmt_execute($stmt))
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{
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// If no email has been entered, congratulate on registration
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if(empty($email))
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{
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header("location: /registration_finish.php/_?emailEntered=false");
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}
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// If user has entered email, start validation process, and warn the user that vvalidation is mandatory.
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else
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{
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// Add the user to awaiting approval list
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$sql = "INSERT INTO user_awaiting_registration_email (user_id , expires_on, email_key) VALUES (?, ?, ?)";
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if($stmt2 = mysqli_prepare($link, $sql))
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{
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// Bind variables to the prepared statement as parameters
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mysqli_stmt_bind_param($stmt2, "sss", $param_id, $param_expiry_date, $param_email_key);
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$param_expiry_date = date("Y-m-d H:i:s", strtotime('+1 day'));
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$param_email_key = GenerateUUID();
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// redirect to the page that tells you to verify your email
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if(mysqli_stmt_execute($stmt2))
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{
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$to = $email;
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$subject = "Potvrzení registrace";
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$message = "
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<html>
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<head>
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<title>Potvrzení registrace</title>
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</head>
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<body style=\"font-family: 'Times New Roman', Times, serif; font-size: large;\">
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<h1>Ahoj námořníku, vítej na palubě!</h1>
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<p>
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Právě jsme přijali tvou žádost o registraci na <a href=\"https://pastafarianstvi.cz\" style=\"text-decoration: none; border-bottom: dotted black thin;\">pastafariánství webstránky</a>. Musíš ale prvně potvrdit že se doopravdy chceš vytvořit účet na naší stránce, tak učiníš kliknutím na tlačítko níže, nebo když půjdeš na odkaz pod ním
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</p>
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<form action=\"https://pastafarianstvi.cz/confirm_registration_email.php\" method=\"get\">
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<input type=\"hidden\" id=\"user_id\" name=\"user_id\" value=\"".bin_to_uuid($param_id)."\">
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<input type=\"hidden\" id=\"email_key\" name=\"email_key\" value=\"".bin_to_uuid($param_email_key)."\">
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<input type=\"submit\" value=\"Klikni sem pro potvrzení registrace\" />
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</form>
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<a href=\"https://pastafarianstvi.cz/confirm_registration_email.php/_?user_id=".bin_to_uuid($param_id)."&email_key=".bin_to_uuid($param_email_key)."\" style=\"text-decoration: none; border-bottom: dotted black thin;\">https://pastafarianstvi.cz/confirm_registration_email.php/_?user_id=".bin_to_uuid($param_id)."&email_key=".bin_to_uuid($param_email_key)."</a>
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<hr>
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<p>
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Nezaregistrovali jste se? Nemusíte nic dělat, stačí ignorovat tuto zprávu. Bez potvrzení bude váš e-mail za cca den smazán z naší databáze.
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</p>
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</body>
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</html>
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";
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$headers = array(
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"MIME-Version" => "1.0",
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"Content-type" => "text/html; charset=UTF-8",
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"from" => "Pastafariánství noreply <noreply@pastafarianstvi.cz>",
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"X-mailer" => "phpWebmail"
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);
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mail($to, $subject, $message, $headers);
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header("location: /registration_finish.php/_?emailEntered=true");
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}
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else
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{
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printf("Error: %s.\n", mysqli_stmt_error($stmt2));
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}
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// Close statement
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mysqli_stmt_close($stmt2);
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}
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else
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{
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printf("Error: %s.\n", mysqli_stmt_error($stmt2));
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}
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}
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}
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else
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{
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printf("Error: %s.\n", mysqli_stmt_error($stmt));
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}
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// Close statement
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mysqli_stmt_close($stmt);
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}
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else
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{
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printf("Error: %s.\n", mysqli_stmt_error($stmt));
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}
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}
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}
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?>
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<article>
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<h2>Vytvořit účet</h2>
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<form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>" method="post">
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<table>
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<tr>
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<td><label>Přezdívka:</label></td>
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<td><input type="text" name="username" class="form-control <?php echo (!empty($username_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $username; ?>"></td>
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<td><span class="invalid-feedback"><?php echo $username_err; ?></span></td>
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</tr>
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<tr>
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<td><label>Email:</label></td>
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<td><input type="text" name="email" class="form-control <?php echo (!empty($email_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $email; ?>"></td>
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<td><span class="invalid-feedback"><?php echo $email_err; ?></span></td>
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</tr>
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<tr>
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<td><label>Heslo:</label></td>
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<td><input type="password" name="password" class="form-control <?php echo (!empty($password_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $password; ?>"></td>
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<td><span class="invalid-feedback"><?php echo $password_err; ?></span></td>
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</tr>
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<tr>
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<td><label>Potvrdit heslo:</label></td>
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<td><input type="password" name="confirm_password" class="form-control <?php echo (!empty($confirm_password_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $confirm_password; ?>"></td>
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<td><span class="invalid-feedback"><?php echo $confirm_password_err; ?></span></td>
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</tr>
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</table>
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<input type="submit" class="btn btn-primary" value="Potvrdit">
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</form>
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<hr>
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<p>
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*Email není povinný údaj, ale umožní vám obnovit své heslo v případě zapomenutí.
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</article>
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<?php include("footer.php"); ?>
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