/** * This function generates an array which can be passed to the user_add * function in order to create a user * * @param string $username The username of the new user. * @param string $password The password of the new user. * @return array Contains data that can be passed directly to * the user_add function. */ private function user_row($username, $password) { // first retrieve default group id $sql = 'SELECT group_id FROM ' . GROUPS_TABLE . "\n\t\t\tWHERE group_name = '" . $this->db->sql_escape('REGISTERED') . "'\n\t\t\t\tAND group_type = " . GROUP_SPECIAL; $result = $this->db->sql_query($sql); $row = $this->db->sql_fetchrow($result); $this->db->sql_freeresult($result); if (!$row) { trigger_error('NO_GROUP'); } // generate user account data return array('username' => $username, 'user_password' => $this->passwords_manager->hash($password), 'user_email' => '', 'group_id' => (int) $row['group_id'], 'user_type' => USER_NORMAL, 'user_ip' => $this->user->ip, 'user_new' => $this->config['new_member_post_limit'] ? 1 : 0); }
/** * {@inheritdoc} */ public function login($username, $password) { // do not allow empty password if (!$password) { return array('status' => LOGIN_ERROR_PASSWORD, 'error_msg' => 'NO_PASSWORD_SUPPLIED', 'user_row' => array('user_id' => ANONYMOUS)); } if (!$username) { return array('status' => LOGIN_ERROR_USERNAME, 'error_msg' => 'LOGIN_ERROR_USERNAME', 'user_row' => array('user_id' => ANONYMOUS)); } if (!@extension_loaded('ldap')) { return array('status' => LOGIN_ERROR_EXTERNAL_AUTH, 'error_msg' => 'LDAP_NO_LDAP_EXTENSION', 'user_row' => array('user_id' => ANONYMOUS)); } $this->config['ldap_port'] = (int) $this->config['ldap_port']; if ($this->config['ldap_port']) { $ldap = @ldap_connect($this->config['ldap_server'], $this->config['ldap_port']); } else { $ldap = @ldap_connect($this->config['ldap_server']); } if (!$ldap) { return array('status' => LOGIN_ERROR_EXTERNAL_AUTH, 'error_msg' => 'LDAP_NO_SERVER_CONNECTION', 'user_row' => array('user_id' => ANONYMOUS)); } @ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, 3); @ldap_set_option($ldap, LDAP_OPT_REFERRALS, 0); if ($this->config['ldap_user'] || $this->config['ldap_password']) { if (!@ldap_bind($ldap, htmlspecialchars_decode($this->config['ldap_user']), htmlspecialchars_decode($this->config['ldap_password']))) { return array('status' => LOGIN_ERROR_EXTERNAL_AUTH, 'error_msg' => 'LDAP_NO_SERVER_CONNECTION', 'user_row' => array('user_id' => ANONYMOUS)); } } $search = @ldap_search($ldap, htmlspecialchars_decode($this->config['ldap_base_dn']), $this->ldap_user_filter($username), empty($this->config['ldap_email']) ? array(htmlspecialchars_decode($this->config['ldap_uid'])) : array(htmlspecialchars_decode($this->config['ldap_uid']), htmlspecialchars_decode($this->config['ldap_email'])), 0, 1); $ldap_result = @ldap_get_entries($ldap, $search); if (is_array($ldap_result) && sizeof($ldap_result) > 1) { if (@ldap_bind($ldap, $ldap_result[0]['dn'], htmlspecialchars_decode($password))) { @ldap_close($ldap); $sql = 'SELECT user_id, username, user_password, user_passchg, user_email, user_type FROM ' . USERS_TABLE . "\n\t\t\t\t\tWHERE username_clean = '" . $this->db->sql_escape(utf8_clean_string($username)) . "'"; $result = $this->db->sql_query($sql); $row = $this->db->sql_fetchrow($result); $this->db->sql_freeresult($result); if ($row) { unset($ldap_result); // User inactive... if ($row['user_type'] == USER_INACTIVE || $row['user_type'] == USER_IGNORE) { return array('status' => LOGIN_ERROR_ACTIVE, 'error_msg' => 'ACTIVE_ERROR', 'user_row' => $row); } // Successful login... set user_login_attempts to zero... return array('status' => LOGIN_SUCCESS, 'error_msg' => false, 'user_row' => $row); } else { // retrieve default group id $sql = 'SELECT group_id FROM ' . GROUPS_TABLE . "\n\t\t\t\t\t\tWHERE group_name = '" . $this->db->sql_escape('REGISTERED') . "'\n\t\t\t\t\t\t\tAND group_type = " . GROUP_SPECIAL; $result = $this->db->sql_query($sql); $row = $this->db->sql_fetchrow($result); $this->db->sql_freeresult($result); if (!$row) { trigger_error('NO_GROUP'); } // generate user account data $ldap_user_row = array('username' => $username, 'user_password' => $this->passwords_manager->hash($password), 'user_email' => !empty($this->config['ldap_email']) ? utf8_htmlspecialchars($ldap_result[0][htmlspecialchars_decode($this->config['ldap_email'])][0]) : '', 'group_id' => (int) $row['group_id'], 'user_type' => USER_NORMAL, 'user_ip' => $this->user->ip, 'user_new' => $this->config['new_member_post_limit'] ? 1 : 0); unset($ldap_result); // this is the user's first login so create an empty profile return array('status' => LOGIN_SUCCESS_CREATE_PROFILE, 'error_msg' => false, 'user_row' => $ldap_user_row); } } else { unset($ldap_result); @ldap_close($ldap); // Give status about wrong password... return array('status' => LOGIN_ERROR_PASSWORD, 'error_msg' => 'LOGIN_ERROR_PASSWORD', 'user_row' => array('user_id' => ANONYMOUS)); } } @ldap_close($ldap); return array('status' => LOGIN_ERROR_USERNAME, 'error_msg' => 'LOGIN_ERROR_USERNAME', 'user_row' => array('user_id' => ANONYMOUS)); }
/** * {@inheritdoc} */ public function login($username, $password) { // Auth plugins get the password untrimmed. // For compatibility we trim() here. $password = trim($password); // do not allow empty password if (!$password) { return array('status' => LOGIN_ERROR_PASSWORD, 'error_msg' => 'NO_PASSWORD_SUPPLIED', 'user_row' => array('user_id' => ANONYMOUS)); } if (!$username) { return array('status' => LOGIN_ERROR_USERNAME, 'error_msg' => 'LOGIN_ERROR_USERNAME', 'user_row' => array('user_id' => ANONYMOUS)); } $username_clean = utf8_clean_string($username); $sql = 'SELECT * FROM ' . USERS_TABLE . "\n\t\t\tWHERE username_clean = '" . $this->db->sql_escape($username_clean) . "'"; $result = $this->db->sql_query($sql); $row = $this->db->sql_fetchrow($result); $this->db->sql_freeresult($result); if ($this->user->ip && !$this->config['ip_login_limit_use_forwarded'] || $this->user->forwarded_for && $this->config['ip_login_limit_use_forwarded']) { $sql = 'SELECT COUNT(*) AS attempts FROM ' . LOGIN_ATTEMPT_TABLE . ' WHERE attempt_time > ' . (time() - (int) $this->config['ip_login_limit_time']); if ($this->config['ip_login_limit_use_forwarded']) { $sql .= " AND attempt_forwarded_for = '" . $this->db->sql_escape($this->user->forwarded_for) . "'"; } else { $sql .= " AND attempt_ip = '" . $this->db->sql_escape($this->user->ip) . "' "; } $result = $this->db->sql_query($sql); $attempts = (int) $this->db->sql_fetchfield('attempts'); $this->db->sql_freeresult($result); $attempt_data = array('attempt_ip' => $this->user->ip, 'attempt_browser' => trim(substr($this->user->browser, 0, 149)), 'attempt_forwarded_for' => $this->user->forwarded_for, 'attempt_time' => time(), 'user_id' => $row ? (int) $row['user_id'] : 0, 'username' => $username, 'username_clean' => $username_clean); $sql = 'INSERT INTO ' . LOGIN_ATTEMPT_TABLE . $this->db->sql_build_array('INSERT', $attempt_data); $this->db->sql_query($sql); } else { $attempts = 0; } if (!$row) { if ($this->config['ip_login_limit_max'] && $attempts >= $this->config['ip_login_limit_max']) { return array('status' => LOGIN_ERROR_ATTEMPTS, 'error_msg' => 'LOGIN_ERROR_ATTEMPTS', 'user_row' => array('user_id' => ANONYMOUS)); } return array('status' => LOGIN_ERROR_USERNAME, 'error_msg' => 'LOGIN_ERROR_USERNAME', 'user_row' => array('user_id' => ANONYMOUS)); } $show_captcha = $this->config['max_login_attempts'] && $row['user_login_attempts'] >= $this->config['max_login_attempts'] || $this->config['ip_login_limit_max'] && $attempts >= $this->config['ip_login_limit_max']; // If there are too many login attempts, we need to check for a confirm image // Every auth module is able to define what to do by itself... if ($show_captcha) { $captcha_factory = $this->src_container->get('captcha.factory'); $captcha = $captcha_factory->get_instance($this->config['captcha_plugin']); $captcha->init(CONFIRM_LOGIN); $vc_response = $captcha->validate($row); if ($vc_response) { return array('status' => LOGIN_ERROR_ATTEMPTS, 'error_msg' => 'LOGIN_ERROR_ATTEMPTS', 'user_row' => $row); } else { $captcha->reset(); } } // Check password ... if ($this->passwords_manager->check($password, $row['user_password'], $row)) { // Check for old password hash... if ($this->passwords_manager->convert_flag || strlen($row['user_password']) == 32) { $hash = $this->passwords_manager->hash($password); // Update the password in the users table to the new format $sql = 'UPDATE ' . USERS_TABLE . "\n\t\t\t\t\tSET user_password = '******'\n\t\t\t\t\tWHERE user_id = {$row['user_id']}"; $this->db->sql_query($sql); $row['user_password'] = $hash; } $sql = 'DELETE FROM ' . LOGIN_ATTEMPT_TABLE . ' WHERE user_id = ' . $row['user_id']; $this->db->sql_query($sql); if ($row['user_login_attempts'] != 0) { // Successful, reset login attempts (the user passed all stages) $sql = 'UPDATE ' . USERS_TABLE . ' SET user_login_attempts = 0 WHERE user_id = ' . $row['user_id']; $this->db->sql_query($sql); } // User inactive... if ($row['user_type'] == USER_INACTIVE || $row['user_type'] == USER_IGNORE) { return array('status' => LOGIN_ERROR_ACTIVE, 'error_msg' => 'ACTIVE_ERROR', 'user_row' => $row); } // Successful login... set user_login_attempts to zero... return array('status' => LOGIN_SUCCESS, 'error_msg' => false, 'user_row' => $row); } // Password incorrect - increase login attempts $sql = 'UPDATE ' . USERS_TABLE . ' SET user_login_attempts = user_login_attempts + 1 WHERE user_id = ' . (int) $row['user_id'] . ' AND user_login_attempts < ' . LOGIN_ATTEMPTS_MAX; $this->db->sql_query($sql); // Give status about wrong password... return array('status' => $show_captcha ? LOGIN_ERROR_ATTEMPTS : LOGIN_ERROR_PASSWORD, 'error_msg' => 'LOGIN_ERROR_PASSWORD', 'user_row' => $row); }