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- <?php
- if (!defined('GNUSOCIAL')) { exit(1); }
- class AuthCryptPlugin extends AuthenticationPlugin
- {
- const PLUGIN_VERSION = '2.0.0';
- protected $hash = '$6$';
- protected $statusnet = true;
- protected $overwrite = true;
- public $provider_name = 'crypt';
-
- function checkPassword($username, $password)
- {
- $username = Nickname::normalize($username);
- $user = User::getKV('nickname', $username);
- if (!($user instanceof User)) {
- return false;
- }
-
- if ($user->password === crypt($password, $user->password)) {
- return $user;
- }
-
- if ($this->statusnet && $user->password === md5($password . $user->id)) {
-
- if ($this->overwrite) {
- $this->changePassword($user->nickname, null, $password);
- }
- return $user;
- }
- return false;
- }
- protected function cryptSalt($len=CRYPT_SALT_LENGTH)
- {
- $chars = "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
- $salt = '';
- for ($i=0; $i<$len; $i++) {
- $salt .= $chars{mt_rand(0, strlen($chars)-1)};
- }
- return $salt;
- }
-
- function changePassword($username, $oldpassword, $newpassword)
- {
- $username = Nickname::normalize($username);
- if (!$this->password_changeable) {
- return false;
- }
- $user = User::getKV('nickname', $username);
- if (empty($user)) {
- return false;
- }
- $original = clone($user);
- $user->password = $this->hashPassword($newpassword, $user->getProfile());
- return (true === $user->validate() && $user->update($original));
- }
- public function hashPassword($password, Profile $profile=null)
- {
-
- return crypt($password, $this->hash . self::cryptSalt());
- }
-
- public function onStartChangePassword(Profile $target, $oldpassword, $newpassword)
- {
- if (!$this->checkPassword($target->getNickname(), $oldpassword)) {
-
- if (!$this->overwrite || !common_check_user($target->getNickname(), $oldpassword)) {
-
- return !$this->authoritative;
- }
-
- }
- $changed = $this->changePassword($target->getNickname(), $oldpassword, $newpassword);
- return (!$changed && empty($this->authoritative));
- }
- public function onStartCheckPassword($nickname, $password, &$authenticatedUser)
- {
- $authenticatedUser = $this->checkPassword($nickname, $password);
-
- return (!($authenticatedUser instanceof User) && empty($this->authoritative));
- }
- public function onStartHashPassword(&$hashed, $password, Profile $profile=null)
- {
- $hashed = $this->hashPassword($password, $profile);
- return false;
- }
- public function onCheckSchema()
- {
-
- return true;
- }
- public function onUserDeleteRelated($user, &$tables)
- {
-
- return true;
- }
- public function onPluginVersion(array &$versions)
- {
- $versions[] = array('name' => 'AuthCrypt',
- 'version' => self::PLUGIN_VERSION,
- 'author' => 'Mikael Nordfeldth',
- 'homepage' => 'https://git.gnu.io/gnu/gnu-social/tree/master/plugins/AuthCrypt',
- 'rawdescription' =>
-
- _m('Authentication and password hashing with crypt()'));
- return true;
- }
- }
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