87 lines
2 KiB
PHP
87 lines
2 KiB
PHP
<?php
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define("USERNAME_REGEX", "^[a-z]{4,32}$");
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define("PASSWORD_REGEX", "^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])[a-zA-Z0-9]{8,1024}|.{10,1024}$");
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define("ORIGIN", "https://niver.test:42443");
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define("CHGRP_PATH", "/usr/bin/chgrp");
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// Password storage security
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define("ALGO_PASSWORD", PASSWORD_ARGON2ID);
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define("OPTIONS_PASSWORD", array(
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"memory_cost" => 65536,
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"time_cost" => 24,
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"threads" => 64,
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));
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function checkPasswordFormat($password) {
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return preg_match("/" . PASSWORD_REGEX . "/", $password);
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}
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function checkUsernameFormat($username) {
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return preg_match("/" . USERNAME_REGEX . "/", $username);
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}
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function hashPassword($password) {
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return password_hash($password, ALGO_PASSWORD, OPTIONS_PASSWORD);
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}
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function userExist($username) {
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$usernameArray[0] = $username;
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$db = new PDO('sqlite:' . DB_PATH);
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$op = $db->prepare('SELECT username FROM users WHERE username = ?');
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$op->execute($usernameArray);
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$data = $op->fetch();
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if (isset($data['username']))
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$dbUsername = $data['username'];
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else
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$dbUsername = NULL;
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if (isset($dbUsername)) {
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return true;
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} else {
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return false;
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}
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}
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function checkPassword($username, $password) {
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$username2[0] = $username;
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$db = new PDO('sqlite:' . DB_PATH);
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$op = $db->prepare('SELECT username, password FROM users WHERE username = ?');
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$op->execute($username2);
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$dbPassword = $op->fetch()['password'];
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return password_verify($password, $dbPassword);
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}
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function outdatedPasswordHash($username) {
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$username2[0] = $username;
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$db = new PDO('sqlite:' . DB_PATH);
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$op = $db->prepare('SELECT username, password FROM users WHERE username = ?');
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$op->execute($username2);
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$dbPassword = $op->fetch()['password'];
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return password_needs_rehash($dbPassword, ALGO_PASSWORD, OPTIONS_PASSWORD);
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}
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function changePassword($username, $password) {
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$password = hashPassword($password);
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$db = new PDO('sqlite:' . DB_PATH);
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$stmt = $db->prepare("UPDATE users SET password = :password WHERE username = :username");
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$stmt->bindParam(':username', $username);
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$stmt->bindParam(':password', $password);
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$stmt->execute();
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}
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