214 lines
6.4 KiB
PHP
214 lines
6.4 KiB
PHP
<?php
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/**
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* @file /src/Core/Authentication.php
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*/
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namespace Friendica\Core;
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use Friendica\Core\Addon;
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use Friendica\BaseObject;
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use Friendica\Core\Config;
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use Friendica\Util\DateTimeFormat;
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use Friendica\Database\DBA;
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use Friendica\Core\L10n;
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use Friendica\Core\PConfig;
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/**
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* Handle Authentification, Session and Cookies
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*/
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class Authentication extends BaseObject
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{
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/**
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* @brief Calculate the hash that is needed for the "Friendica" cookie
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*
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* @param array $user Record from "user" table
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*
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* @return string Hashed data
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*/
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public static function cookie_hash($user)
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{
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return(hash("sha256", Config::get("system", "site_prvkey") .
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$user["prvkey"] .
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$user["password"]));
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}
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/**
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* @brief Set the "Friendica" cookie
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*
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* @param int $time
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* @param array $user Record from "user" table
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*/
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public static function new_cookie($time, $user = [])
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{
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if ($time != 0) {
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$time = $time + time();
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}
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if ($user) {
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$value = json_encode(["uid" => $user["uid"],
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"hash" => self::cookie_hash($user),
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"ip" => defaults($_SERVER, 'REMOTE_ADDR', '0.0.0.0')]);
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} else {
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$value = "";
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}
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setcookie("Friendica", $value, $time, "/", "", (Config::get('system', 'ssl_policy') == SSL_POLICY_FULL), true);
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}
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/**
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* @brief Sets the provided user's authenticated session
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*
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* @todo Should be moved to Friendica\Core\Session once it's created
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*
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* @param type $user_record
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* @param type $login_initial
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* @param type $interactive
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* @param type $login_refresh
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*/
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public static function authenticate_success($user_record, $login_initial = false, $interactive = false, $login_refresh = false)
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{
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$a = self::getApp();
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$_SESSION['uid'] = $user_record['uid'];
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$_SESSION['theme'] = $user_record['theme'];
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$_SESSION['mobile-theme'] = PConfig::get($user_record['uid'], 'system', 'mobile_theme');
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$_SESSION['authenticated'] = 1;
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$_SESSION['page_flags'] = $user_record['page-flags'];
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$_SESSION['my_url'] = $a->getbaseUrl() . '/profile/' . $user_record['nickname'];
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$_SESSION['my_address'] = $user_record['nickname'] . '@' . substr($a->getbaseUrl(), strpos($a->getbaseUrl(), '://') + 3);
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$_SESSION['addr'] = defaults($_SERVER, 'REMOTE_ADDR', '0.0.0.0');
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$a->user = $user_record;
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if ($interactive) {
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if ($a->user['login_date'] <= NULL_DATE) {
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$_SESSION['return_url'] = 'profile_photo/new';
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$a->module = 'profile_photo';
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info(L10n::t("Welcome ") . $a->user['username'] . EOL);
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info(L10n::t('Please upload a profile photo.') . EOL);
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} else {
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info(L10n::t("Welcome back ") . $a->user['username'] . EOL);
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}
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}
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$member_since = strtotime($a->user['register_date']);
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if (time() < ($member_since + ( 60 * 60 * 24 * 14))) {
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$_SESSION['new_member'] = true;
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} else {
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$_SESSION['new_member'] = false;
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}
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if (strlen($a->user['timezone'])) {
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date_default_timezone_set($a->user['timezone']);
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$a->timezone = $a->user['timezone'];
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}
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$master_record = $a->user;
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if ((x($_SESSION, 'submanage')) && intval($_SESSION['submanage'])) {
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$user = DBA::selectFirst('user', [], ['uid' => $_SESSION['submanage']]);
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if (DBA::isResult($user)) {
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$master_record = $user;
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}
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}
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if ($master_record['parent-uid'] == 0) {
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// First add our own entry
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$a->identities = [['uid' => $master_record['uid'],
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'username' => $master_record['username'],
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'nickname' => $master_record['nickname']]];
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// Then add all the children
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$r = DBA::select('user', ['uid', 'username', 'nickname'],
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['parent-uid' => $master_record['uid'], 'account_removed' => false]);
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if (DBA::isResult($r)) {
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$a->identities = array_merge($a->identities, DBA::toArray($r));
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}
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} else {
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// Just ensure that the array is always defined
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$a->identities = [];
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// First entry is our parent
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$r = DBA::select('user', ['uid', 'username', 'nickname'],
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['uid' => $master_record['parent-uid'], 'account_removed' => false]);
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if (DBA::isResult($r)) {
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$a->identities = DBA::toArray($r);
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}
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// Then add all siblings
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$r = DBA::select('user', ['uid', 'username', 'nickname'],
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['parent-uid' => $master_record['parent-uid'], 'account_removed' => false]);
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if (DBA::isResult($r)) {
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$a->identities = array_merge($a->identities, DBA::toArray($r));
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}
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}
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$r = DBA::p("SELECT `user`.`uid`, `user`.`username`, `user`.`nickname`
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FROM `manage`
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INNER JOIN `user` ON `manage`.`mid` = `user`.`uid`
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WHERE `user`.`account_removed` = 0 AND `manage`.`uid` = ?",
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$master_record['uid']
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);
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if (DBA::isResult($r)) {
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$a->identities = array_merge($a->identities, DBA::toArray($r));
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}
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if ($login_initial) {
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logger('auth_identities: ' . print_r($a->identities, true), LOGGER_DEBUG);
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}
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if ($login_refresh) {
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logger('auth_identities refresh: ' . print_r($a->identities, true), LOGGER_DEBUG);
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}
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$contact = DBA::selectFirst('contact', [], ['uid' => $_SESSION['uid'], 'self' => true]);
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if (DBA::isResult($contact)) {
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$a->contact = $contact;
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$a->cid = $contact['id'];
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$_SESSION['cid'] = $a->cid;
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}
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header('X-Account-Management-Status: active; name="' . $a->user['username'] . '"; id="' . $a->user['nickname'] . '"');
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if ($login_initial || $login_refresh) {
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DBA::update('user', ['login_date' => DateTimeFormat::utcNow()], ['uid' => $_SESSION['uid']]);
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// Set the login date for all identities of the user
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DBA::update('user', ['login_date' => DateTimeFormat::utcNow()],
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['parent-uid' => $master_record['uid'], 'account_removed' => false]);
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}
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if ($login_initial) {
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/*
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* If the user specified to remember the authentication, then set a cookie
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* that expires after one week (the default is when the browser is closed).
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* The cookie will be renewed automatically.
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* The week ensures that sessions will expire after some inactivity.
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*/
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if (!empty($_SESSION['remember'])) {
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logger('Injecting cookie for remembered user ' . $a->user['nickname']);
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self::new_cookie(604800, $user_record);
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unset($_SESSION['remember']);
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}
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}
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if ($login_initial) {
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Addon::callHooks('logged_in', $a->user);
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if (($a->module !== 'home') && isset($_SESSION['return_url'])) {
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goaway($a->getbaseUrl() . '/' . $_SESSION['return_url']);
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}
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}
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}
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/**
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* @brief Kills the "Friendica" cookie and all session data
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*/
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public static function nuke_session()
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{
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self::new_cookie(-3600); // make sure cookie is deleted on browser close, as a security measure
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session_unset();
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session_destroy();
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}
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}
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?>
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