544 lines
16 KiB
PHP
544 lines
16 KiB
PHP
<?php
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/**
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* @file src/Model/User.php
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* @brief This file includes the User class with user related database functions
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*/
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namespace Friendica\Model;
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use Friendica\Core\Config;
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use Friendica\Core\System;
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use Friendica\Core\Worker;
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use Friendica\Database\DBM;
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use Friendica\Model\Photo;
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use Friendica\Object\Contact;
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use Friendica\Object\Image;
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use dba;
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require_once 'boot.php';
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require_once 'include/crypto.php';
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require_once 'include/enotify.php';
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require_once 'include/group.php';
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require_once 'include/network.php';
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require_once 'library/openid.php';
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require_once 'include/pgettext.php';
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require_once 'include/plugin.php';
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require_once 'include/text.php';
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/**
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* @brief This class handles User related functions
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*/
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class User
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{
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/**
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* @brief Authenticate a user with a clear text password
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*
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* User info can be any of the following:
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* - User DB object
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* - User Id
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* - User email or username or nickname
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* - User array with at least the uid and the hashed password
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*
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* @param mixed $user_info
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* @param string $password
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* @return boolean
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*/
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public static function authenticate($user_info, $password)
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{
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if (is_object($user_info)) {
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$user = (array) $user_info;
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} elseif (is_int($user_info)) {
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$user = dba::select('user',
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['uid', 'password'],
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[
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'uid' => $user_info,
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'blocked' => 0,
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'account_expired' => 0,
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'account_removed' => 0,
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'verified' => 1
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],
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['limit' => 1]
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);
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} elseif (is_string($user_info)) {
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$user = dba::fetch_first('SELECT `uid`, `password`
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FROM `user`
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WHERE (`email` = ? OR `username` = ? OR `nickname` = ?)
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AND `blocked` = 0
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AND `account_expired` = 0
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AND `account_removed` = 0
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AND `verified` = 1
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LIMIT 1',
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$user_info,
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$user_info,
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$user_info
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);
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} else {
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$user = $user_info;
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}
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if (!DBM::is_result($user) || !isset($user['uid']) || !isset($user['password'])) {
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return false;
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}
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$password_hashed = hash('whirlpool', $password);
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if ($password_hashed !== $user['password']) {
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return false;
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}
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return $user['uid'];
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}
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/**
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* @brief Catch-all user creation function
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*
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* Creates a user from the provided data array, either form fields or OpenID.
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* Required: { username, nickname, email } or { openid_url }
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*
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* Performs the following:
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* - Sends to the OpenId auth URL (if relevant)
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* - Creates new key pairs for crypto
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* - Create self-contact
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* - Create profile image
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*
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* @param array $data
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* @return string
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*/
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public static function create(array $data)
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{
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$a = get_app();
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$result = array('success' => false, 'user' => null, 'password' => '', 'message' => '');
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$using_invites = Config::get('system', 'invitation_only');
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$num_invites = Config::get('system', 'number_invites');
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$invite_id = x($data, 'invite_id') ? notags(trim($data['invite_id'])) : '';
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$username = x($data, 'username') ? notags(trim($data['username'])) : '';
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$nickname = x($data, 'nickname') ? notags(trim($data['nickname'])) : '';
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$email = x($data, 'email') ? notags(trim($data['email'])) : '';
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$openid_url = x($data, 'openid_url') ? notags(trim($data['openid_url'])) : '';
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$photo = x($data, 'photo') ? notags(trim($data['photo'])) : '';
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$password = x($data, 'password') ? trim($data['password']) : '';
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$password1 = x($data, 'password1') ? trim($data['password1']) : '';
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$confirm = x($data, 'confirm') ? trim($data['confirm']) : '';
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$blocked = x($data, 'blocked') ? intval($data['blocked']) : 0;
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$verified = x($data, 'verified') ? intval($data['verified']) : 0;
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$publish = x($data, 'profile_publish_reg') && intval($data['profile_publish_reg']) ? 1 : 0;
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$netpublish = strlen(Config::get('system', 'directory')) ? $publish : 0;
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if ($password1 != $confirm) {
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$result['message'] .= t('Passwords do not match. Password unchanged.') . EOL;
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return $result;
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} elseif ($password1 != "") {
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$password = $password1;
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}
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$tmp_str = $openid_url;
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if ($using_invites) {
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if (!$invite_id) {
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$result['message'] .= t('An invitation is required.') . EOL;
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return $result;
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}
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$r = q("SELECT * FROM `register` WHERE `hash` = '%s' LIMIT 1", dbesc($invite_id));
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if (!results($r)) {
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$result['message'] .= t('Invitation could not be verified.') . EOL;
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return $result;
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}
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}
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if (!x($username) || !x($email) || !x($nickname)) {
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if ($openid_url) {
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if (!validate_url($tmp_str)) {
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$result['message'] .= t('Invalid OpenID url') . EOL;
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return $result;
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}
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$_SESSION['register'] = 1;
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$_SESSION['openid'] = $openid_url;
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$openid = new LightOpenID;
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$openid->identity = $openid_url;
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$openid->returnUrl = System::baseUrl() . '/openid';
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$openid->required = array('namePerson/friendly', 'contact/email', 'namePerson');
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$openid->optional = array('namePerson/first', 'media/image/aspect11', 'media/image/default');
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try {
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$authurl = $openid->authUrl();
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} catch (Exception $e) {
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$result['message'] .= t("We encountered a problem while logging in with the OpenID you provided. Please check the correct spelling of the ID.") . EOL . EOL . t("The error message was:") . $e->getMessage() . EOL;
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return $result;
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}
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goaway($authurl);
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// NOTREACHED
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}
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notice(t('Please enter the required information.') . EOL);
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return;
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}
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if (!validate_url($tmp_str)) {
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$openid_url = '';
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}
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$err = '';
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// collapse multiple spaces in name
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$username = preg_replace('/ +/', ' ', $username);
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if (mb_strlen($username) > 48) {
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$result['message'] .= t('Please use a shorter name.') . EOL;
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}
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if (mb_strlen($username) < 3) {
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$result['message'] .= t('Name too short.') . EOL;
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}
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// So now we are just looking for a space in the full name.
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$loose_reg = Config::get('system', 'no_regfullname');
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if (!$loose_reg) {
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$username = mb_convert_case($username, MB_CASE_TITLE, 'UTF-8');
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if (!strpos($username, ' ')) {
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$result['message'] .= t("That doesn't appear to be your full \x28First Last\x29 name.") . EOL;
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}
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}
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if (!allowed_email($email)) {
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$result['message'] .= t('Your email domain is not among those allowed on this site.') . EOL;
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}
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if (!valid_email($email) || !validate_email($email)) {
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$result['message'] .= t('Not a valid email address.') . EOL;
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}
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// Disallow somebody creating an account using openid that uses the admin email address,
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// since openid bypasses email verification. We'll allow it if there is not yet an admin account.
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$adminlist = explode(",", str_replace(" ", "", strtolower($a->config['admin_email'])));
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//if((x($a->config,'admin_email')) && (strcasecmp($email,$a->config['admin_email']) == 0) && strlen($openid_url)) {
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if (x($a->config, 'admin_email') && in_array(strtolower($email), $adminlist) && strlen($openid_url)) {
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$r = q("SELECT * FROM `user` WHERE `email` = '%s' LIMIT 1",
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dbesc($email)
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);
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if (DBM::is_result($r)) {
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$result['message'] .= t('Cannot use that email.') . EOL;
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}
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}
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$nickname = $data['nickname'] = strtolower($nickname);
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if (!preg_match("/^[a-z0-9][a-z0-9\_]*$/", $nickname)) {
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$result['message'] .= t('Your "nickname" can only contain "a-z", "0-9" and "_".') . EOL;
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}
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$r = q("SELECT `uid` FROM `user`
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WHERE `nickname` = '%s' LIMIT 1",
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dbesc($nickname)
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);
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if (DBM::is_result($r)) {
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$result['message'] .= t('Nickname is already registered. Please choose another.') . EOL;
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}
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// Check deleted accounts that had this nickname. Doesn't matter to us,
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// but could be a security issue for federated platforms.
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$r = q("SELECT * FROM `userd`
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WHERE `username` = '%s' LIMIT 1",
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dbesc($nickname)
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);
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if (DBM::is_result($r)) {
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$result['message'] .= t('Nickname was once registered here and may not be re-used. Please choose another.') . EOL;
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}
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if (strlen($result['message'])) {
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return $result;
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}
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$new_password = strlen($password) ? $password : autoname(6) . mt_rand(100, 9999);
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$new_password_encoded = hash('whirlpool', $new_password);
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$result['password'] = $new_password;
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$keys = new_keypair(4096);
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if ($keys === false) {
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$result['message'] .= t('SERIOUS ERROR: Generation of security keys failed.') . EOL;
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return $result;
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}
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$prvkey = $keys['prvkey'];
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$pubkey = $keys['pubkey'];
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// Create another keypair for signing/verifying salmon protocol messages.
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$sres = new_keypair(512);
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$sprvkey = $sres['prvkey'];
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$spubkey = $sres['pubkey'];
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$r = q("INSERT INTO `user` (`guid`, `username`, `password`, `email`, `openid`, `nickname`,
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`pubkey`, `prvkey`, `spubkey`, `sprvkey`, `register_date`, `verified`, `blocked`, `timezone`, `default-location`)
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VALUES ('%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, 'UTC', '')",
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dbesc(generate_user_guid()),
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dbesc($username),
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dbesc($new_password_encoded),
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dbesc($email),
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dbesc($openid_url),
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dbesc($nickname),
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dbesc($pubkey),
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dbesc($prvkey),
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dbesc($spubkey),
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dbesc($sprvkey),
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dbesc(datetime_convert()),
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intval($verified),
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intval($blocked)
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);
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if ($r) {
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$r = q("SELECT * FROM `user`
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WHERE `username` = '%s' AND `password` = '%s' LIMIT 1",
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dbesc($username),
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dbesc($new_password_encoded)
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);
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if (DBM::is_result($r)) {
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$u = $r[0];
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$newuid = intval($r[0]['uid']);
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}
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} else {
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$result['message'] .= t('An error occurred during registration. Please try again.') . EOL;
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return $result;
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}
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/**
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* if somebody clicked submit twice very quickly, they could end up with two accounts
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* due to race condition. Remove this one.
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*/
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$r = q("SELECT `uid` FROM `user`
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WHERE `nickname` = '%s' ",
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dbesc($nickname)
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);
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if (DBM::is_result($r) && count($r) > 1 && $newuid) {
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$result['message'] .= t('Nickname is already registered. Please choose another.') . EOL;
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dba::delete('user', array('uid' => $newuid));
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return $result;
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}
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if (x($newuid) !== false) {
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$r = q("INSERT INTO `profile` ( `uid`, `profile-name`, `is-default`, `name`, `photo`, `thumb`, `publish`, `net-publish` )
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VALUES ( %d, '%s', %d, '%s', '%s', '%s', %d, %d ) ",
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intval($newuid),
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t('default'),
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1,
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dbesc($username),
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dbesc(System::baseUrl() . "/photo/profile/{$newuid}.jpg"),
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dbesc(System::baseUrl() . "/photo/avatar/{$newuid}.jpg"),
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intval($publish),
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intval($netpublish)
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);
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if ($r === false) {
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$result['message'] .= t('An error occurred creating your default profile. Please try again.') . EOL;
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// Start fresh next time.
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dba::delete('user', array('uid' => $newuid));
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return $result;
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}
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// Create the self contact
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Contact::createSelfFromUserId($newuid);
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// Create a group with no members. This allows somebody to use it
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// right away as a default group for new contacts.
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group_add($newuid, t('Friends'));
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$r = q("SELECT `id` FROM `group` WHERE `uid` = %d AND `name` = '%s'",
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intval($newuid),
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dbesc(t('Friends'))
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);
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if (DBM::is_result($r)) {
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$def_gid = $r[0]['id'];
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q("UPDATE `user` SET `def_gid` = %d WHERE `uid` = %d",
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intval($r[0]['id']),
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intval($newuid)
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);
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}
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if (Config::get('system', 'newuser_private') && $def_gid) {
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q("UPDATE `user` SET `allow_gid` = '%s' WHERE `uid` = %d",
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dbesc("<" . $def_gid . ">"),
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intval($newuid)
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);
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}
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}
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// if we have no OpenID photo try to look up an avatar
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if (!strlen($photo)) {
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$photo = avatar_img($email);
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}
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// unless there is no avatar-plugin loaded
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if (strlen($photo)) {
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$photo_failure = false;
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$filename = basename($photo);
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$img_str = fetch_url($photo, true);
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// guess mimetype from headers or filename
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$type = Image::guessType($photo, true);
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$Image = new Image($img_str, $type);
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if ($Image->isValid()) {
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$Image->scaleToSquare(175);
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$hash = photo_new_resource();
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$r = Photo::store($Image, $newuid, 0, $hash, $filename, t('Profile Photos'), 4);
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if ($r === false) {
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$photo_failure = true;
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}
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$Image->scaleDown(80);
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$r = Photo::store($Image, $newuid, 0, $hash, $filename, t('Profile Photos'), 5);
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if ($r === false) {
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$photo_failure = true;
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}
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$Image->scaleDown(48);
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$r = Photo::store($Image, $newuid, 0, $hash, $filename, t('Profile Photos'), 6);
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if ($r === false) {
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$photo_failure = true;
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}
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if (!$photo_failure) {
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q("UPDATE `photo` SET `profile` = 1 WHERE `resource-id` = '%s' ",
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dbesc($hash)
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);
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}
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}
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}
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call_hooks('register_account', $newuid);
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$result['success'] = true;
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$result['user'] = $u;
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return $result;
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}
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/**
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* @brief Sends pending registration confiŕmation email
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*
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* @param string $email
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* @param string $sitename
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* @param string $username
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* @return NULL|boolean from notification() and email() inherited
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*/
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public static function sendRegisterPendingEmail($email, $sitename, $username)
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{
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$body = deindent(t('
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Dear %1$s,
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Thank you for registering at %2$s. Your account is pending for approval by the administrator.
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'));
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$body = sprintf($body, $username, $sitename);
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return notification(array(
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'type' => SYSTEM_EMAIL,
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'to_email' => $email,
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'subject'=> sprintf( t('Registration at %s'), $sitename),
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'body' => $body));
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}
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/**
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* @brief Sends registration confirmation
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*
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* It's here as a function because the mail is sent from different parts
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*
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* @param string $email
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* @param string $sitename
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* @param string $siteurl
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* @param string $username
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* @param string $password
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* @return NULL|boolean from notification() and email() inherited
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*/
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public static function sendRegisterOpenEmail($email, $sitename, $siteurl, $username, $password)
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{
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$preamble = deindent(t('
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Dear %1$s,
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Thank you for registering at %2$s. Your account has been created.
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'));
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$body = deindent(t('
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The login details are as follows:
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Site Location: %3$s
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Login Name: %1$s
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Password: %5$s
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You may change your password from your account "Settings" page after logging
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in.
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Please take a few moments to review the other account settings on that page.
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You may also wish to add some basic information to your default profile
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(on the "Profiles" page) so that other people can easily find you.
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We recommend setting your full name, adding a profile photo,
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adding some profile "keywords" (very useful in making new friends) - and
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perhaps what country you live in; if you do not wish to be more specific
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than that.
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We fully respect your right to privacy, and none of these items are necessary.
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If you are new and do not know anybody here, they may help
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you to make some new and interesting friends.
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Thank you and welcome to %2$s.'));
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$preamble = sprintf($preamble, $username, $sitename);
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$body = sprintf($body, $email, $sitename, $siteurl, $username, $password);
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return notification(array(
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'type' => SYSTEM_EMAIL,
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'to_email' => $email,
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'subject'=> sprintf( t('Registration details for %s'), $sitename),
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'preamble'=> $preamble,
|
|
'body' => $body));
|
|
}
|
|
|
|
/**
|
|
* @param object $uid user to remove
|
|
* @return void
|
|
*/
|
|
public static function remove($uid)
|
|
{
|
|
if (!$uid) {
|
|
return;
|
|
}
|
|
|
|
logger('Removing user: ' . $uid);
|
|
|
|
$user = dba::select('user', [], ['uid' => $uid], ['limit' => 1]);
|
|
|
|
call_hooks('remove_user', $user);
|
|
|
|
// save username (actually the nickname as it is guaranteed
|
|
// unique), so it cannot be re-registered in the future.
|
|
dba::insert('userd', ['username' => $user['nickname']]);
|
|
|
|
// The user and related data will be deleted in "cron_expire_and_remove_users" (cronjobs.php)
|
|
dba::update('user', ['account_removed' => true, 'account_expires_on' => datetime_convert()], ['uid' => $uid]);
|
|
Worker::add(PRIORITY_HIGH, "Notifier", "removeme", $uid);
|
|
|
|
// Send an update to the directory
|
|
Worker::add(PRIORITY_LOW, "Directory", $user['url']);
|
|
|
|
if ($uid == local_user()) {
|
|
unset($_SESSION['authenticated']);
|
|
unset($_SESSION['uid']);
|
|
goaway(System::baseUrl());
|
|
}
|
|
}
|
|
}
|