forked from GNUsocial/gnu-social
1566 lines
49 KiB
PHP
1566 lines
49 KiB
PHP
<?php
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/*
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* Laconica - a distributed open-source microblogging tool
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* Copyright (C) 2008, Controlez-Vous, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* XXX: break up into separate modules (HTTP, user, files) */
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// Show a server error
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function common_server_error($msg, $code=500)
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{
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$err = new ServerErrorAction($msg, $code);
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$err->showPage();
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}
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// Show a user error
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function common_user_error($msg, $code=400)
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{
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$err = new ClientErrorAction($msg, $code);
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$err->showPage();
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}
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function common_init_locale($language=null)
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{
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if(!$language) {
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$language = common_language();
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}
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putenv('LANGUAGE='.$language);
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putenv('LANG='.$language);
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return setlocale(LC_ALL, $language . ".utf8",
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$language . ".UTF8",
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$language . ".utf-8",
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$language . ".UTF-8",
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$language);
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}
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function common_init_language()
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{
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mb_internal_encoding('UTF-8');
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$language = common_language();
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// So we don't have to make people install the gettext locales
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$locale_set = common_init_locale($language);
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bindtextdomain("laconica", common_config('site','locale_path'));
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bind_textdomain_codeset("laconica", "UTF-8");
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textdomain("laconica");
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setlocale(LC_CTYPE, 'C');
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if(!$locale_set) {
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common_log(LOG_INFO,'Language requested:'.$language.' - locale could not be set:',__FILE__);
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}
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}
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function common_timezone()
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{
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if (common_logged_in()) {
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$user = common_current_user();
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if ($user->timezone) {
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return $user->timezone;
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}
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}
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global $config;
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return $config['site']['timezone'];
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}
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function common_language()
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{
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// If there is a user logged in and they've set a language preference
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// then return that one...
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if (common_logged_in()) {
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$user = common_current_user();
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$user_language = $user->language;
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if ($user_language)
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return $user_language;
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}
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// Otherwise, find the best match for the languages requested by the
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// user's browser...
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$httplang = isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) ? $_SERVER['HTTP_ACCEPT_LANGUAGE'] : null;
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if (!empty($httplang)) {
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$language = client_prefered_language($httplang);
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if ($language)
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return $language;
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}
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// Finally, if none of the above worked, use the site's default...
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return common_config('site', 'language');
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}
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// salted, hashed passwords are stored in the DB
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function common_munge_password($password, $id)
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{
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return md5($password . $id);
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}
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// check if a username exists and has matching password
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function common_check_user($nickname, $password)
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{
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// NEVER allow blank passwords, even if they match the DB
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if (mb_strlen($password) == 0) {
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return false;
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}
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$user = User::staticGet('nickname', $nickname);
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if (is_null($user)) {
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return false;
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} else {
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if (0 == strcmp(common_munge_password($password, $user->id),
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$user->password)) {
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return $user;
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} else {
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return false;
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}
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}
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}
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// is the current user logged in?
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function common_logged_in()
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{
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return (!is_null(common_current_user()));
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}
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function common_have_session()
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{
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return (0 != strcmp(session_id(), ''));
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}
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function common_ensure_session()
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{
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if (!common_have_session()) {
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@session_start();
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}
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}
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// Three kinds of arguments:
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// 1) a user object
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// 2) a nickname
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// 3) null to clear
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// Initialize to false; set to null if none found
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$_cur = false;
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function common_set_user($user)
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{
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global $_cur;
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if (is_null($user) && common_have_session()) {
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$_cur = null;
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unset($_SESSION['userid']);
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return true;
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} else if (is_string($user)) {
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$nickname = $user;
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$user = User::staticGet('nickname', $nickname);
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} else if (!($user instanceof User)) {
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return false;
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}
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if ($user) {
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common_ensure_session();
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$_SESSION['userid'] = $user->id;
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$_cur = $user;
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return $_cur;
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}
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return false;
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}
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function common_set_cookie($key, $value, $expiration=0)
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{
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$path = common_config('site', 'path');
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$server = common_config('site', 'server');
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if ($path && ($path != '/')) {
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$cookiepath = '/' . $path . '/';
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} else {
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$cookiepath = '/';
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}
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return setcookie($key,
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$value,
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$expiration,
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$cookiepath,
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$server);
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}
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define('REMEMBERME', 'rememberme');
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define('REMEMBERME_EXPIRY', 30 * 24 * 60 * 60); // 30 days
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function common_rememberme($user=null)
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{
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if (!$user) {
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$user = common_current_user();
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if (!$user) {
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common_debug('No current user to remember', __FILE__);
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return false;
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}
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}
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$rm = new Remember_me();
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$rm->code = common_good_rand(16);
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$rm->user_id = $user->id;
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// Wrap the insert in some good ol' fashioned transaction code
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$rm->query('BEGIN');
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$result = $rm->insert();
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if (!$result) {
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common_log_db_error($rm, 'INSERT', __FILE__);
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common_debug('Error adding rememberme record for ' . $user->nickname, __FILE__);
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return false;
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}
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$rm->query('COMMIT');
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common_debug('Inserted rememberme record (' . $rm->code . ', ' . $rm->user_id . '); result = ' . $result . '.', __FILE__);
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$cookieval = $rm->user_id . ':' . $rm->code;
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common_log(LOG_INFO, 'adding rememberme cookie "' . $cookieval . '" for ' . $user->nickname);
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common_set_cookie(REMEMBERME, $cookieval, time() + REMEMBERME_EXPIRY);
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return true;
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}
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function common_remembered_user()
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{
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$user = null;
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$packed = isset($_COOKIE[REMEMBERME]) ? $_COOKIE[REMEMBERME] : null;
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if (!$packed) {
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return null;
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}
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list($id, $code) = explode(':', $packed);
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if (!$id || !$code) {
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common_log(LOG_WARNING, 'Malformed rememberme cookie: ' . $packed);
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common_forgetme();
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return null;
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}
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$rm = Remember_me::staticGet($code);
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if (!$rm) {
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common_log(LOG_WARNING, 'No such remember code: ' . $code);
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common_forgetme();
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return null;
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}
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if ($rm->user_id != $id) {
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common_log(LOG_WARNING, 'Rememberme code for wrong user: ' . $rm->user_id . ' != ' . $id);
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common_forgetme();
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return null;
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}
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$user = User::staticGet($rm->user_id);
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if (!$user) {
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common_log(LOG_WARNING, 'No such user for rememberme: ' . $rm->user_id);
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common_forgetme();
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return null;
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}
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// successful!
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$result = $rm->delete();
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if (!$result) {
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common_log_db_error($rm, 'DELETE', __FILE__);
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common_log(LOG_WARNING, 'Could not delete rememberme: ' . $code);
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common_forgetme();
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return null;
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}
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common_log(LOG_INFO, 'logging in ' . $user->nickname . ' using rememberme code ' . $rm->code);
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common_set_user($user);
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common_real_login(false);
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// We issue a new cookie, so they can log in
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// automatically again after this session
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common_rememberme($user);
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return $user;
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}
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// must be called with a valid user!
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function common_forgetme()
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{
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common_set_cookie(REMEMBERME, '', 0);
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}
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// who is the current user?
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function common_current_user()
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{
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global $_cur;
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if ($_cur === false) {
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if (isset($_REQUEST[session_name()]) || (isset($_SESSION['userid']) && $_SESSION['userid'])) {
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common_ensure_session();
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$id = isset($_SESSION['userid']) ? $_SESSION['userid'] : false;
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if ($id) {
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$_cur = User::staticGet($id);
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return $_cur;
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}
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}
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// that didn't work; try to remember; will init $_cur to null on failure
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$_cur = common_remembered_user();
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if ($_cur) {
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common_debug("Got User " . $_cur->nickname);
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common_debug("Faking session on remembered user");
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// XXX: Is this necessary?
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$_SESSION['userid'] = $_cur->id;
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}
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}
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return $_cur;
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}
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// Logins that are 'remembered' aren't 'real' -- they're subject to
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// cookie-stealing. So, we don't let them do certain things. New reg,
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// OpenID, and password logins _are_ real.
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function common_real_login($real=true)
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{
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common_ensure_session();
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$_SESSION['real_login'] = $real;
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}
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function common_is_real_login()
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{
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return common_logged_in() && $_SESSION['real_login'];
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}
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// get canonical version of nickname for comparison
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function common_canonical_nickname($nickname)
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{
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// XXX: UTF-8 canonicalization (like combining chars)
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return strtolower($nickname);
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}
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// get canonical version of email for comparison
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function common_canonical_email($email)
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{
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// XXX: canonicalize UTF-8
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// XXX: lcase the domain part
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return $email;
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}
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function common_render_content($text, $notice)
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{
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$r = common_render_text($text);
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$id = $notice->profile_id;
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$r = preg_replace('/(^|\s+)@([A-Za-z0-9]{1,64})/e', "'\\1@'.common_at_link($id, '\\2')", $r);
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$r = preg_replace('/^T ([A-Z0-9]{1,64}) /e', "'T '.common_at_link($id, '\\1').' '", $r);
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$r = preg_replace('/(^|\s+)@#([A-Za-z0-9]{1,64})/e', "'\\1@#'.common_at_hash_link($id, '\\2')", $r);
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$r = preg_replace('/(^|\s)!([A-Za-z0-9]{1,64})/e', "'\\1!'.common_group_link($id, '\\2')", $r);
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return $r;
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}
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function common_render_text($text)
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{
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$r = htmlspecialchars($text);
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$r = preg_replace('/[\x{0}-\x{8}\x{b}-\x{c}\x{e}-\x{19}]/', '', $r);
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$r = common_replace_urls_callback($r, 'common_linkify');
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$r = preg_replace('/(^|\(|\[|\s+)#([A-Za-z0-9_\-\.]{1,64})/e', "'\\1#'.common_tag_link('\\2')", $r);
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// XXX: machine tags
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return $r;
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}
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function common_replace_urls_callback($text, $callback) {
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// Start off with a regex
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preg_match_all('#(?:(?:(?:https?|ftps?|mms|rtsp|gopher|news|nntp|telnet|wais|file|prospero|webcal|xmpp|irc)://|(?:mailto|aim|tel):)[^.\s]+\.[^\s]+|(?:[^.\s/]+\.)+(?:museum|travel|[a-z]{2,4})(?:[:/][^\s]*)?)#i', $text, $matches);
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// Then clean up what the regex left behind
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$offset = 0;
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foreach($matches[0] as $url) {
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$url = htmlspecialchars_decode($url);
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// Make sure we didn't pick up an email address
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if (preg_match('#^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$#i', $url)) continue;
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// Remove trailing punctuation
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$url = rtrim($url, '.?!,;:\'"`');
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// Remove surrounding parens and the like
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preg_match('/[)\]>]+$/', $url, $trailing);
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if (isset($trailing[0])) {
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preg_match_all('/[(\[<]/', $url, $opened);
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preg_match_all('/[)\]>]/', $url, $closed);
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$unopened = count($closed[0]) - count($opened[0]);
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// Make sure not to take off more closing parens than there are at the end
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$unopened = ($unopened > mb_strlen($trailing[0])) ? mb_strlen($trailing[0]):$unopened;
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$url = ($unopened > 0) ? mb_substr($url, 0, $unopened * -1):$url;
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}
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// Remove trailing punctuation again (in case there were some inside parens)
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$url = rtrim($url, '.?!,;:\'"`');
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// Make sure we didn't capture part of the next sentence
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preg_match('#((?:[^.\s/]+\.)+)(museum|travel|[a-z]{2,4})#i', $url, $url_parts);
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// Were the parts capitalized any?
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$last_part = (mb_strtolower($url_parts[2]) !== $url_parts[2]) ? true:false;
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$prev_part = (mb_strtolower($url_parts[1]) !== $url_parts[1]) ? true:false;
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// If the first part wasn't cap'd but the last part was, we captured too much
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if ((!$prev_part && $last_part)) {
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$url = substr_replace($url, '', mb_strpos($url, '.'.$url_parts[2], 0));
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}
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// Capture the new TLD
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preg_match('#((?:[^.\s/]+\.)+)(museum|travel|[a-z]{2,4})#i', $url, $url_parts);
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$tlds = array('ac', 'ad', 'ae', 'aero', 'af', 'ag', 'ai', 'al', 'am', 'an', 'ao', 'aq', 'ar', 'arpa', 'as', 'asia', 'at', 'au', 'aw', 'ax', 'az', 'ba', 'bb', 'bd', 'be', 'bf', 'bg', 'bh', 'bi', 'biz', 'bj', 'bm', 'bn', 'bo', 'br', 'bs', 'bt', 'bv', 'bw', 'by', 'bz', 'ca', 'cat', 'cc', 'cd', 'cf', 'cg', 'ch', 'ci', 'ck', 'cl', 'cm', 'cn', 'co', 'com', 'coop', 'cr', 'cu', 'cv', 'cx', 'cy', 'cz', 'de', 'dj', 'dk', 'dm', 'do', 'dz', 'ec', 'edu', 'ee', 'eg', 'er', 'es', 'et', 'eu', 'fi', 'fj', 'fk', 'fm', 'fo', 'fr', 'ga', 'gb', 'gd', 'ge', 'gf', 'gg', 'gh', 'gi', 'gl', 'gm', 'gn', 'gov', 'gp', 'gq', 'gr', 'gs', 'gt', 'gu', 'gw', 'gy', 'hk', 'hm', 'hn', 'hr', 'ht', 'hu', 'id', 'ie', 'il', 'im', 'in', 'info', 'int', 'io', 'iq', 'ir', 'is', 'it', 'je', 'jm', 'jo', 'jobs', 'jp', 'ke', 'kg', 'kh', 'ki', 'km', 'kn', 'kp', 'kr', 'kw', 'ky', 'kz', 'la', 'lb', 'lc', 'li', 'lk', 'lr', 'ls', 'lt', 'lu', 'lv', 'ly', 'ma', 'mc', 'md', 'me', 'mg', 'mh', 'mil', 'mk', 'ml', 'mm', 'mn', 'mo', 'mobi', 'mp', 'mq', 'mr', 'ms', 'mt', 'mu', 'museum', 'mv', 'mw', 'mx', 'my', 'mz', 'na', 'name', 'nc', 'ne', 'net', 'nf', 'ng', 'ni', 'nl', 'no', 'np', 'nr', 'nu', 'nz', 'om', 'org', 'pa', 'pe', 'pf', 'pg', 'ph', 'pk', 'pl', 'pm', 'pn', 'pr', 'pro', 'ps', 'pt', 'pw', 'py', 'qa', 're', 'ro', 'rs', 'ru', 'rw', 'sa', 'sb', 'sc', 'sd', 'se', 'sg', 'sh', 'si', 'sj', 'sk', 'sl', 'sm', 'sn', 'so', 'sr', 'st', 'su', 'sv', 'sy', 'sz', 'tc', 'td', 'tel', 'tf', 'tg', 'th', 'tj', 'tk', 'tl', 'tm', 'tn', 'to', 'tp', 'tr', 'travel', 'tt', 'tv', 'tw', 'tz', 'ua', 'ug', 'uk', 'us', 'uy', 'uz', 'va', 'vc', 've', 'vg', 'vi', 'vn', 'vu', 'wf', 'ws', 'ye', 'yt', 'yu', 'za', 'zm', 'zw');
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if (!in_array($url_parts[2], $tlds)) continue;
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// Call user specified func
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$modified_url = $callback($url);
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// Replace it!
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$start = mb_strpos($text, $url, $offset);
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$text = mb_substr($text, 0, $start).$modified_url.mb_substr($text, $start + mb_strlen($url), mb_strlen($text));
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$offset = $start + mb_strlen($modified_url);
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}
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return $text;
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}
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function common_linkify($url) {
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$display = $url;
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$url = (!preg_match('#^([a-z]+://|(mailto|aim|tel):)#i', $url)) ? 'http://'.$url:$url;
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if ($longurl = common_longurl($url)) {
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$longurl = htmlentities($longurl, ENT_QUOTES, 'UTF-8');
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$title = "title=\"$longurl\"";
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}
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else $title = '';
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return "<a href=\"$url\" $title class=\"extlink\">$display</a>";
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}
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function common_longurl($short_url)
|
|
{
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$long_url = common_shorten_link($short_url, true);
|
|
if ($long_url === $short_url) return false;
|
|
return $long_url;
|
|
}
|
|
|
|
function common_longurl2($uri)
|
|
{
|
|
$uri_e = urlencode($uri);
|
|
$longurl = unserialize(file_get_contents("http://api.longurl.org/v1/expand?format=php&url=$uri_e"));
|
|
if (empty($longurl['long_url']) || $uri === $longurl['long_url']) return false;
|
|
return stripslashes($longurl['long_url']);
|
|
}
|
|
|
|
function common_shorten_links($text)
|
|
{
|
|
if (mb_strlen($text) <= 140) return $text;
|
|
static $cache = array();
|
|
if (isset($cache[$text])) return $cache[$text];
|
|
// \s = not a horizontal whitespace character (since PHP 5.2.4)
|
|
return $cache[$text] = common_replace_urls_callback($text, 'common_shorten_link');;
|
|
}
|
|
|
|
function common_shorten_link($url, $reverse = false)
|
|
{
|
|
static $url_cache = array();
|
|
if ($reverse) return isset($url_cache[$url]) ? $url_cache[$url] : $url;
|
|
|
|
$user = common_current_user();
|
|
|
|
$curlh = curl_init();
|
|
curl_setopt($curlh, CURLOPT_CONNECTTIMEOUT, 20); // # seconds to wait
|
|
curl_setopt($curlh, CURLOPT_USERAGENT, 'Laconica');
|
|
curl_setopt($curlh, CURLOPT_RETURNTRANSFER, true);
|
|
|
|
switch($user->urlshorteningservice) {
|
|
case 'ur1.ca':
|
|
$short_url_service = new LilUrl;
|
|
$short_url = $short_url_service->shorten($url);
|
|
break;
|
|
|
|
case '2tu.us':
|
|
$short_url_service = new TightUrl;
|
|
$short_url = $short_url_service->shorten($url);
|
|
break;
|
|
|
|
case 'ptiturl.com':
|
|
$short_url_service = new PtitUrl;
|
|
$short_url = $short_url_service->shorten($url);
|
|
break;
|
|
|
|
case 'bit.ly':
|
|
curl_setopt($curlh, CURLOPT_URL, 'http://bit.ly/api?method=shorten&long_url='.urlencode($url));
|
|
$short_url = current(json_decode(curl_exec($curlh))->results)->hashUrl;
|
|
break;
|
|
|
|
case 'is.gd':
|
|
curl_setopt($curlh, CURLOPT_URL, 'http://is.gd/api.php?longurl='.urlencode($url));
|
|
$short_url = curl_exec($curlh);
|
|
break;
|
|
case 'snipr.com':
|
|
curl_setopt($curlh, CURLOPT_URL, 'http://snipr.com/site/snip?r=simple&link='.urlencode($url));
|
|
$short_url = curl_exec($curlh);
|
|
break;
|
|
case 'metamark.net':
|
|
curl_setopt($curlh, CURLOPT_URL, 'http://metamark.net/api/rest/simple?long_url='.urlencode($url));
|
|
$short_url = curl_exec($curlh);
|
|
break;
|
|
case 'tinyurl.com':
|
|
curl_setopt($curlh, CURLOPT_URL, 'http://tinyurl.com/api-create.php?url='.urlencode($url));
|
|
$short_url = curl_exec($curlh);
|
|
break;
|
|
default:
|
|
$short_url = false;
|
|
}
|
|
|
|
curl_close($curlh);
|
|
|
|
if ($short_url) {
|
|
$url_cache[(string)$short_url] = $url;
|
|
return (string)$short_url;
|
|
}
|
|
return $url;
|
|
}
|
|
|
|
function common_xml_safe_str($str)
|
|
{
|
|
$xmlStr = htmlentities(iconv('UTF-8', 'UTF-8//IGNORE', $str), ENT_NOQUOTES, 'UTF-8');
|
|
|
|
// Replace control, formatting, and surrogate characters with '*', ala Twitter
|
|
return preg_replace('/[\p{Cc}\p{Cf}\p{Cs}]/u', '*', $str);
|
|
}
|
|
|
|
function common_tag_link($tag)
|
|
{
|
|
$canonical = common_canonical_tag($tag);
|
|
$url = common_local_url('tag', array('tag' => $canonical));
|
|
return '<span class="tag"><a href="' . htmlspecialchars($url) . '" rel="tag">' . htmlspecialchars($tag) . '</a></span>';
|
|
}
|
|
|
|
function common_canonical_tag($tag)
|
|
{
|
|
return strtolower(str_replace(array('-', '_', '.'), '', $tag));
|
|
}
|
|
|
|
function common_valid_profile_tag($str)
|
|
{
|
|
return preg_match('/^[A-Za-z0-9_\-\.]{1,64}$/', $str);
|
|
}
|
|
|
|
function common_at_link($sender_id, $nickname)
|
|
{
|
|
$sender = Profile::staticGet($sender_id);
|
|
$recipient = common_relative_profile($sender, common_canonical_nickname($nickname));
|
|
if ($recipient) {
|
|
return '<span class="vcard"><a href="'.htmlspecialchars($recipient->profileurl).'" class="url"><span class="fn nickname">'.$nickname.'</span></a></span>';
|
|
} else {
|
|
return $nickname;
|
|
}
|
|
}
|
|
|
|
function common_group_link($sender_id, $nickname)
|
|
{
|
|
$sender = Profile::staticGet($sender_id);
|
|
$group = User_group::staticGet('nickname', common_canonical_nickname($nickname));
|
|
if ($group && $sender->isMember($group)) {
|
|
return '<span class="vcard"><a href="'.htmlspecialchars($group->permalink()).'" class="url"><span class="fn nickname">'.$nickname.'</span></a></span>';
|
|
} else {
|
|
return $nickname;
|
|
}
|
|
}
|
|
|
|
function common_at_hash_link($sender_id, $tag)
|
|
{
|
|
$user = User::staticGet($sender_id);
|
|
if (!$user) {
|
|
return $tag;
|
|
}
|
|
$tagged = Profile_tag::getTagged($user->id, common_canonical_tag($tag));
|
|
if ($tagged) {
|
|
$url = common_local_url('subscriptions',
|
|
array('nickname' => $user->nickname,
|
|
'tag' => $tag));
|
|
return '<span class="tag"><a href="'.htmlspecialchars($url).'" rel="tag">'.$tag.'</a></span>';
|
|
} else {
|
|
return $tag;
|
|
}
|
|
}
|
|
|
|
function common_relative_profile($sender, $nickname, $dt=null)
|
|
{
|
|
// Try to find profiles this profile is subscribed to that have this nickname
|
|
$recipient = new Profile();
|
|
// XXX: use a join instead of a subquery
|
|
$recipient->whereAdd('EXISTS (SELECT subscribed from subscription where subscriber = '.$sender->id.' and subscribed = id)', 'AND');
|
|
$recipient->whereAdd('nickname = "' . trim($nickname) . '"', 'AND');
|
|
if ($recipient->find(true)) {
|
|
// XXX: should probably differentiate between profiles with
|
|
// the same name by date of most recent update
|
|
return $recipient;
|
|
}
|
|
// Try to find profiles that listen to this profile and that have this nickname
|
|
$recipient = new Profile();
|
|
// XXX: use a join instead of a subquery
|
|
$recipient->whereAdd('EXISTS (SELECT subscriber from subscription where subscribed = '.$sender->id.' and subscriber = id)', 'AND');
|
|
$recipient->whereAdd('nickname = "' . trim($nickname) . '"', 'AND');
|
|
if ($recipient->find(true)) {
|
|
// XXX: should probably differentiate between profiles with
|
|
// the same name by date of most recent update
|
|
return $recipient;
|
|
}
|
|
// If this is a local user, try to find a local user with that nickname.
|
|
$sender = User::staticGet($sender->id);
|
|
if ($sender) {
|
|
$recipient_user = User::staticGet('nickname', $nickname);
|
|
if ($recipient_user) {
|
|
return $recipient_user->getProfile();
|
|
}
|
|
}
|
|
// Otherwise, no links. @messages from local users to remote users,
|
|
// or from remote users to other remote users, are just
|
|
// outside our ability to make intelligent guesses about
|
|
return null;
|
|
}
|
|
|
|
function common_local_url($action, $args=null, $fragment=null)
|
|
{
|
|
$url = null;
|
|
if (common_config('site','fancy')) {
|
|
$url = common_fancy_url($action, $args);
|
|
} else {
|
|
$url = common_simple_url($action, $args);
|
|
}
|
|
if (!is_null($fragment)) {
|
|
$url .= '#'.$fragment;
|
|
}
|
|
return $url;
|
|
}
|
|
|
|
function common_fancy_url($action, $args=null)
|
|
{
|
|
switch (strtolower($action)) {
|
|
case 'public':
|
|
if ($args && isset($args['page'])) {
|
|
return common_path('?page=' . $args['page']);
|
|
} else {
|
|
return common_path('');
|
|
}
|
|
case 'featured':
|
|
if ($args && isset($args['page'])) {
|
|
return common_path('featured?page=' . $args['page']);
|
|
} else {
|
|
return common_path('featured');
|
|
}
|
|
case 'favorited':
|
|
if ($args && isset($args['page'])) {
|
|
return common_path('favorited?page=' . $args['page']);
|
|
} else {
|
|
return common_path('favorited');
|
|
}
|
|
case 'publicrss':
|
|
return common_path('rss');
|
|
case 'publicatom':
|
|
return common_path("api/statuses/public_timeline.atom");
|
|
case 'publicxrds':
|
|
return common_path('xrds');
|
|
case 'tagrss':
|
|
return common_path('tag/' . $args['tag'] . '/rss');
|
|
case 'featuredrss':
|
|
return common_path('featuredrss');
|
|
case 'favoritedrss':
|
|
return common_path('favoritedrss');
|
|
case 'opensearch':
|
|
if ($args && $args['type']) {
|
|
return common_path('opensearch/'.$args['type']);
|
|
} else {
|
|
return common_path('opensearch/people');
|
|
}
|
|
case 'doc':
|
|
return common_path('doc/'.$args['title']);
|
|
case 'block':
|
|
case 'login':
|
|
case 'logout':
|
|
case 'subscribe':
|
|
case 'unsubscribe':
|
|
case 'invite':
|
|
return common_path('main/'.$action);
|
|
case 'tagother':
|
|
return common_path('main/tagother?id='.$args['id']);
|
|
case 'register':
|
|
if ($args && $args['code']) {
|
|
return common_path('main/register/'.$args['code']);
|
|
} else {
|
|
return common_path('main/register');
|
|
}
|
|
case 'remotesubscribe':
|
|
if ($args && $args['nickname']) {
|
|
return common_path('main/remote?nickname=' . $args['nickname']);
|
|
} else {
|
|
return common_path('main/remote');
|
|
}
|
|
case 'nudge':
|
|
return common_path($args['nickname'].'/nudge');
|
|
case 'openidlogin':
|
|
return common_path('main/openid');
|
|
case 'profilesettings':
|
|
return common_path('settings/profile');
|
|
case 'passwordsettings':
|
|
return common_path('settings/password');
|
|
case 'emailsettings':
|
|
return common_path('settings/email');
|
|
case 'openidsettings':
|
|
return common_path('settings/openid');
|
|
case 'smssettings':
|
|
return common_path('settings/sms');
|
|
case 'twittersettings':
|
|
return common_path('settings/twitter');
|
|
case 'othersettings':
|
|
return common_path('settings/other');
|
|
case 'deleteprofile':
|
|
return common_path('settings/delete');
|
|
case 'newnotice':
|
|
if ($args && $args['replyto']) {
|
|
return common_path('notice/new?replyto='.$args['replyto']);
|
|
} else {
|
|
return common_path('notice/new');
|
|
}
|
|
case 'shownotice':
|
|
return common_path('notice/'.$args['notice']);
|
|
case 'deletenotice':
|
|
if ($args && $args['notice']) {
|
|
return common_path('notice/delete/'.$args['notice']);
|
|
} else {
|
|
return common_path('notice/delete');
|
|
}
|
|
case 'microsummary':
|
|
case 'xrds':
|
|
case 'foaf':
|
|
return common_path($args['nickname'].'/'.$action);
|
|
case 'all':
|
|
case 'replies':
|
|
case 'inbox':
|
|
case 'outbox':
|
|
if ($args && isset($args['page'])) {
|
|
return common_path($args['nickname'].'/'.$action.'?page=' . $args['page']);
|
|
} else {
|
|
return common_path($args['nickname'].'/'.$action);
|
|
}
|
|
case 'subscriptions':
|
|
case 'subscribers':
|
|
$nickname = $args['nickname'];
|
|
unset($args['nickname']);
|
|
if (isset($args['tag'])) {
|
|
$tag = $args['tag'];
|
|
unset($args['tag']);
|
|
}
|
|
$params = http_build_query($args);
|
|
if ($params) {
|
|
return common_path($nickname.'/'.$action . (($tag) ? '/' . $tag : '') . '?' . $params);
|
|
} else {
|
|
return common_path($nickname.'/'.$action . (($tag) ? '/' . $tag : ''));
|
|
}
|
|
case 'allrss':
|
|
return common_path($args['nickname'].'/all/rss');
|
|
case 'repliesrss':
|
|
return common_path($args['nickname'].'/replies/rss');
|
|
case 'userrss':
|
|
if (isset($args['limit']))
|
|
return common_path($args['nickname'].'/rss?limit=' . $args['limit']);
|
|
return common_path($args['nickname'].'/rss');
|
|
case 'showstream':
|
|
if ($args && isset($args['page'])) {
|
|
return common_path($args['nickname'].'?page=' . $args['page']);
|
|
} else {
|
|
return common_path($args['nickname']);
|
|
}
|
|
|
|
case 'usertimeline':
|
|
return common_path("api/statuses/user_timeline/".$args['nickname'].".atom");
|
|
case 'confirmaddress':
|
|
return common_path('main/confirmaddress/'.$args['code']);
|
|
case 'userbyid':
|
|
return common_path('user/'.$args['id']);
|
|
case 'recoverpassword':
|
|
$path = 'main/recoverpassword';
|
|
if ($args['code']) {
|
|
$path .= '/' . $args['code'];
|
|
}
|
|
return common_path($path);
|
|
case 'imsettings':
|
|
return common_path('settings/im');
|
|
case 'avatarsettings':
|
|
return common_path('settings/avatar');
|
|
case 'groupsearch':
|
|
return common_path('search/group' . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
case 'peoplesearch':
|
|
return common_path('search/people' . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
case 'noticesearch':
|
|
return common_path('search/notice' . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
case 'noticesearchrss':
|
|
return common_path('search/notice/rss' . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
case 'avatarbynickname':
|
|
return common_path($args['nickname'].'/avatar/'.$args['size']);
|
|
case 'tag':
|
|
$path = 'tag/' . $args['tag'];
|
|
unset($args['tag']);
|
|
return common_path($path . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
case 'publictagcloud':
|
|
return common_path('tags');
|
|
case 'peopletag':
|
|
$path = 'peopletag/' . $args['tag'];
|
|
unset($args['tag']);
|
|
return common_path($path . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
case 'tags':
|
|
return common_path('tags' . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
case 'favor':
|
|
return common_path('main/favor');
|
|
case 'disfavor':
|
|
return common_path('main/disfavor');
|
|
case 'showfavorites':
|
|
if ($args && isset($args['page'])) {
|
|
return common_path($args['nickname'].'/favorites?page=' . $args['page']);
|
|
} else {
|
|
return common_path($args['nickname'].'/favorites');
|
|
}
|
|
case 'favoritesrss':
|
|
return common_path($args['nickname'].'/favorites/rss');
|
|
case 'showmessage':
|
|
return common_path('message/' . $args['message']);
|
|
case 'newmessage':
|
|
return common_path('message/new' . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
case 'api':
|
|
// XXX: do fancy URLs for all the API methods
|
|
switch (strtolower($args['apiaction'])) {
|
|
case 'statuses':
|
|
switch (strtolower($args['method'])) {
|
|
case 'user_timeline.rss':
|
|
return common_path('api/statuses/user_timeline/'.$args['argument'].'.rss');
|
|
case 'user_timeline.atom':
|
|
return common_path('api/statuses/user_timeline/'.$args['argument'].'.atom');
|
|
case 'user_timeline.json':
|
|
return common_path('api/statuses/user_timeline/'.$args['argument'].'.json');
|
|
case 'user_timeline.xml':
|
|
return common_path('api/statuses/user_timeline/'.$args['argument'].'.xml');
|
|
default: return common_simple_url($action, $args);
|
|
}
|
|
default: return common_simple_url($action, $args);
|
|
}
|
|
case 'sup':
|
|
if ($args && isset($args['seconds'])) {
|
|
return common_path('main/sup?seconds='.$args['seconds']);
|
|
} else {
|
|
return common_path('main/sup');
|
|
}
|
|
case 'newgroup':
|
|
return common_path('group/new');
|
|
case 'showgroup':
|
|
return common_path('group/'.$args['nickname'] . (($args['page']) ? ('?page=' . $args['page']) : ''));
|
|
case 'editgroup':
|
|
return common_path('group/'.$args['nickname'].'/edit');
|
|
case 'joingroup':
|
|
return common_path('group/'.$args['nickname'].'/join');
|
|
case 'leavegroup':
|
|
return common_path('group/'.$args['nickname'].'/leave');
|
|
case 'groupbyid':
|
|
return common_path('group/'.$args['id'].'/id');
|
|
case 'grouprss':
|
|
return common_path('group/'.$args['nickname'].'/rss');
|
|
case 'groupmembers':
|
|
return common_path('group/'.$args['nickname'].'/members' . (($args['page']) ? ('?page=' . $args['page']) : ''));
|
|
case 'grouplogo':
|
|
return common_path('group/'.$args['nickname'].'/logo');
|
|
case 'usergroups':
|
|
$nickname = $args['nickname'];
|
|
unset($args['nickname']);
|
|
return common_path($nickname.'/groups' . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
case 'groups':
|
|
return common_path('group' . (($args) ? ('?' . http_build_query($args)) : ''));
|
|
default:
|
|
return common_simple_url($action, $args);
|
|
}
|
|
}
|
|
|
|
function common_simple_url($action, $args=null)
|
|
{
|
|
global $config;
|
|
/* XXX: pretty URLs */
|
|
$extra = '';
|
|
if ($args) {
|
|
foreach ($args as $key => $value) {
|
|
$extra .= "&${key}=${value}";
|
|
}
|
|
}
|
|
return common_path("index.php?action=${action}${extra}");
|
|
}
|
|
|
|
function common_path($relative)
|
|
{
|
|
global $config;
|
|
$pathpart = ($config['site']['path']) ? $config['site']['path']."/" : '';
|
|
return "http://".$config['site']['server'].'/'.$pathpart.$relative;
|
|
}
|
|
|
|
function common_date_string($dt)
|
|
{
|
|
// XXX: do some sexy date formatting
|
|
// return date(DATE_RFC822, $dt);
|
|
$t = strtotime($dt);
|
|
$now = time();
|
|
$diff = $now - $t;
|
|
|
|
if ($now < $t) { // that shouldn't happen!
|
|
return common_exact_date($dt);
|
|
} else if ($diff < 60) {
|
|
return _('a few seconds ago');
|
|
} else if ($diff < 92) {
|
|
return _('about a minute ago');
|
|
} else if ($diff < 3300) {
|
|
return sprintf(_('about %d minutes ago'), round($diff/60));
|
|
} else if ($diff < 5400) {
|
|
return _('about an hour ago');
|
|
} else if ($diff < 22 * 3600) {
|
|
return sprintf(_('about %d hours ago'), round($diff/3600));
|
|
} else if ($diff < 37 * 3600) {
|
|
return _('about a day ago');
|
|
} else if ($diff < 24 * 24 * 3600) {
|
|
return sprintf(_('about %d days ago'), round($diff/(24*3600)));
|
|
} else if ($diff < 46 * 24 * 3600) {
|
|
return _('about a month ago');
|
|
} else if ($diff < 330 * 24 * 3600) {
|
|
return sprintf(_('about %d months ago'), round($diff/(30*24*3600)));
|
|
} else if ($diff < 480 * 24 * 3600) {
|
|
return _('about a year ago');
|
|
} else {
|
|
return common_exact_date($dt);
|
|
}
|
|
}
|
|
|
|
function common_exact_date($dt)
|
|
{
|
|
static $_utc;
|
|
static $_siteTz;
|
|
|
|
if (!$_utc) {
|
|
$_utc = new DateTimeZone('UTC');
|
|
$_siteTz = new DateTimeZone(common_timezone());
|
|
}
|
|
|
|
$dateStr = date('d F Y H:i:s', strtotime($dt));
|
|
$d = new DateTime($dateStr, $_utc);
|
|
$d->setTimezone($_siteTz);
|
|
return $d->format(DATE_RFC850);
|
|
}
|
|
|
|
function common_date_w3dtf($dt)
|
|
{
|
|
$dateStr = date('d F Y H:i:s', strtotime($dt));
|
|
$d = new DateTime($dateStr, new DateTimeZone('UTC'));
|
|
$d->setTimezone(new DateTimeZone(common_timezone()));
|
|
return $d->format(DATE_W3C);
|
|
}
|
|
|
|
function common_date_rfc2822($dt)
|
|
{
|
|
$dateStr = date('d F Y H:i:s', strtotime($dt));
|
|
$d = new DateTime($dateStr, new DateTimeZone('UTC'));
|
|
$d->setTimezone(new DateTimeZone(common_timezone()));
|
|
return $d->format('r');
|
|
}
|
|
|
|
function common_date_iso8601($dt)
|
|
{
|
|
$dateStr = date('d F Y H:i:s', strtotime($dt));
|
|
$d = new DateTime($dateStr, new DateTimeZone('UTC'));
|
|
$d->setTimezone(new DateTimeZone(common_timezone()));
|
|
return $d->format('c');
|
|
}
|
|
|
|
function common_sql_now()
|
|
{
|
|
return strftime('%Y-%m-%d %H:%M:%S', time());
|
|
}
|
|
|
|
function common_redirect($url, $code=307)
|
|
{
|
|
static $status = array(301 => "Moved Permanently",
|
|
302 => "Found",
|
|
303 => "See Other",
|
|
307 => "Temporary Redirect");
|
|
|
|
header("Status: ${code} $status[$code]");
|
|
header("Location: $url");
|
|
|
|
$xo = new XMLOutputter();
|
|
$xo->startXML('a',
|
|
'-//W3C//DTD XHTML 1.0 Strict//EN',
|
|
'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd');
|
|
$xo->element('a', array('href' => $url), $url);
|
|
$xo->endXML();
|
|
exit;
|
|
}
|
|
|
|
function common_broadcast_notice($notice, $remote=false)
|
|
{
|
|
|
|
// Check to see if notice should go to Twitter
|
|
$flink = Foreign_link::getByUserID($notice->profile_id, 1); // 1 == Twitter
|
|
if (($flink->noticesync & FOREIGN_NOTICE_SEND) == FOREIGN_NOTICE_SEND) {
|
|
|
|
// If it's not a Twitter-style reply, or if the user WANTS to send replies...
|
|
|
|
if (!preg_match('/^@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
|
|
(($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY) == FOREIGN_NOTICE_SEND_REPLY)) {
|
|
|
|
$result = common_twitter_broadcast($notice, $flink);
|
|
|
|
if (!$result) {
|
|
common_debug('Unable to send notice: ' . $notice->id . ' to Twitter.', __FILE__);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (common_config('queue', 'enabled')) {
|
|
// Do it later!
|
|
return common_enqueue_notice($notice);
|
|
} else {
|
|
return common_real_broadcast($notice, $remote);
|
|
}
|
|
}
|
|
|
|
function common_twitter_broadcast($notice, $flink)
|
|
{
|
|
global $config;
|
|
$success = true;
|
|
$fuser = $flink->getForeignUser();
|
|
$twitter_user = $fuser->nickname;
|
|
$twitter_password = $flink->credentials;
|
|
$uri = 'http://www.twitter.com/statuses/update.json';
|
|
|
|
// XXX: Hack to get around PHP cURL's use of @ being a a meta character
|
|
$statustxt = preg_replace('/^@/', ' @', $notice->content);
|
|
|
|
$options = array(
|
|
CURLOPT_USERPWD => "$twitter_user:$twitter_password",
|
|
CURLOPT_POST => true,
|
|
CURLOPT_POSTFIELDS => array(
|
|
'status' => $statustxt,
|
|
'source' => $config['integration']['source']
|
|
),
|
|
CURLOPT_RETURNTRANSFER => true,
|
|
CURLOPT_FAILONERROR => true,
|
|
CURLOPT_HEADER => false,
|
|
CURLOPT_FOLLOWLOCATION => true,
|
|
CURLOPT_USERAGENT => "Laconica",
|
|
CURLOPT_CONNECTTIMEOUT => 120, // XXX: Scary!!!! How long should this be?
|
|
CURLOPT_TIMEOUT => 120,
|
|
|
|
# Twitter is strict about accepting invalid "Expect" headers
|
|
CURLOPT_HTTPHEADER => array('Expect:')
|
|
);
|
|
|
|
$ch = curl_init($uri);
|
|
curl_setopt_array($ch, $options);
|
|
$data = curl_exec($ch);
|
|
$errmsg = curl_error($ch);
|
|
|
|
if ($errmsg) {
|
|
common_debug("cURL error: $errmsg - trying to send notice for $twitter_user.",
|
|
__FILE__);
|
|
$success = false;
|
|
}
|
|
|
|
curl_close($ch);
|
|
|
|
if (!$data) {
|
|
common_debug("No data returned by Twitter's API trying to send update for $twitter_user",
|
|
__FILE__);
|
|
$success = false;
|
|
}
|
|
|
|
// Twitter should return a status
|
|
$status = json_decode($data);
|
|
|
|
if (!$status->id) {
|
|
common_debug("Unexpected data returned by Twitter API trying to send update for $twitter_user",
|
|
__FILE__);
|
|
$success = false;
|
|
}
|
|
|
|
return $success;
|
|
}
|
|
|
|
// Stick the notice on the queue
|
|
|
|
function common_enqueue_notice($notice)
|
|
{
|
|
foreach (array('jabber', 'omb', 'sms', 'public') as $transport) {
|
|
$qi = new Queue_item();
|
|
$qi->notice_id = $notice->id;
|
|
$qi->transport = $transport;
|
|
$qi->created = $notice->created;
|
|
$result = $qi->insert();
|
|
if (!$result) {
|
|
$last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
|
|
common_log(LOG_ERR, 'DB error inserting queue item: ' . $last_error->message);
|
|
return false;
|
|
}
|
|
common_log(LOG_DEBUG, 'complete queueing notice ID = ' . $notice->id . ' for ' . $transport);
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
function common_real_broadcast($notice, $remote=false)
|
|
{
|
|
$success = true;
|
|
if (!$remote) {
|
|
// Make sure we have the OMB stuff
|
|
require_once(INSTALLDIR.'/lib/omb.php');
|
|
$success = omb_broadcast_remote_subscribers($notice);
|
|
if (!$success) {
|
|
common_log(LOG_ERR, 'Error in OMB broadcast for notice ' . $notice->id);
|
|
}
|
|
}
|
|
if ($success) {
|
|
require_once(INSTALLDIR.'/lib/jabber.php');
|
|
$success = jabber_broadcast_notice($notice);
|
|
if (!$success) {
|
|
common_log(LOG_ERR, 'Error in jabber broadcast for notice ' . $notice->id);
|
|
}
|
|
}
|
|
if ($success) {
|
|
require_once(INSTALLDIR.'/lib/mail.php');
|
|
$success = mail_broadcast_notice_sms($notice);
|
|
if (!$success) {
|
|
common_log(LOG_ERR, 'Error in sms broadcast for notice ' . $notice->id);
|
|
}
|
|
}
|
|
if ($success) {
|
|
$success = jabber_public_notice($notice);
|
|
if (!$success) {
|
|
common_log(LOG_ERR, 'Error in public broadcast for notice ' . $notice->id);
|
|
}
|
|
}
|
|
// XXX: broadcast notices to other IM
|
|
return $success;
|
|
}
|
|
|
|
function common_broadcast_profile($profile)
|
|
{
|
|
// XXX: optionally use a queue system like http://code.google.com/p/microapps/wiki/NQDQ
|
|
require_once(INSTALLDIR.'/lib/omb.php');
|
|
omb_broadcast_profile($profile);
|
|
// XXX: Other broadcasts...?
|
|
return true;
|
|
}
|
|
|
|
function common_profile_url($nickname)
|
|
{
|
|
return common_local_url('showstream', array('nickname' => $nickname));
|
|
}
|
|
|
|
// Should make up a reasonable root URL
|
|
|
|
function common_root_url()
|
|
{
|
|
return common_path('');
|
|
}
|
|
|
|
// returns $bytes bytes of random data as a hexadecimal string
|
|
// "good" here is a goal and not a guarantee
|
|
|
|
function common_good_rand($bytes)
|
|
{
|
|
// XXX: use random.org...?
|
|
if (file_exists('/dev/urandom')) {
|
|
return common_urandom($bytes);
|
|
} else { // FIXME: this is probably not good enough
|
|
return common_mtrand($bytes);
|
|
}
|
|
}
|
|
|
|
function common_urandom($bytes)
|
|
{
|
|
$h = fopen('/dev/urandom', 'rb');
|
|
// should not block
|
|
$src = fread($h, $bytes);
|
|
fclose($h);
|
|
$enc = '';
|
|
for ($i = 0; $i < $bytes; $i++) {
|
|
$enc .= sprintf("%02x", (ord($src[$i])));
|
|
}
|
|
return $enc;
|
|
}
|
|
|
|
function common_mtrand($bytes)
|
|
{
|
|
$enc = '';
|
|
for ($i = 0; $i < $bytes; $i++) {
|
|
$enc .= sprintf("%02x", mt_rand(0, 255));
|
|
}
|
|
return $enc;
|
|
}
|
|
|
|
function common_set_returnto($url)
|
|
{
|
|
common_ensure_session();
|
|
$_SESSION['returnto'] = $url;
|
|
}
|
|
|
|
function common_get_returnto()
|
|
{
|
|
common_ensure_session();
|
|
return $_SESSION['returnto'];
|
|
}
|
|
|
|
function common_timestamp()
|
|
{
|
|
return date('YmdHis');
|
|
}
|
|
|
|
function common_ensure_syslog()
|
|
{
|
|
static $initialized = false;
|
|
if (!$initialized) {
|
|
global $config;
|
|
openlog($config['syslog']['appname'], 0, LOG_USER);
|
|
$initialized = true;
|
|
}
|
|
}
|
|
|
|
function common_log($priority, $msg, $filename=null)
|
|
{
|
|
$logfile = common_config('site', 'logfile');
|
|
if ($logfile) {
|
|
$log = fopen($logfile, "a");
|
|
if ($log) {
|
|
static $syslog_priorities = array('LOG_EMERG', 'LOG_ALERT', 'LOG_CRIT', 'LOG_ERR',
|
|
'LOG_WARNING', 'LOG_NOTICE', 'LOG_INFO', 'LOG_DEBUG');
|
|
$output = date('Y-m-d H:i:s') . ' ' . $syslog_priorities[$priority] . ': ' . $msg . "\n";
|
|
fwrite($log, $output);
|
|
fclose($log);
|
|
}
|
|
} else {
|
|
common_ensure_syslog();
|
|
syslog($priority, $msg);
|
|
}
|
|
}
|
|
|
|
function common_debug($msg, $filename=null)
|
|
{
|
|
if ($filename) {
|
|
common_log(LOG_DEBUG, basename($filename).' - '.$msg);
|
|
} else {
|
|
common_log(LOG_DEBUG, $msg);
|
|
}
|
|
}
|
|
|
|
function common_log_db_error(&$object, $verb, $filename=null)
|
|
{
|
|
$objstr = common_log_objstring($object);
|
|
$last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
|
|
common_log(LOG_ERR, $last_error->message . '(' . $verb . ' on ' . $objstr . ')', $filename);
|
|
}
|
|
|
|
function common_log_objstring(&$object)
|
|
{
|
|
if (is_null($object)) {
|
|
return "null";
|
|
}
|
|
$arr = $object->toArray();
|
|
$fields = array();
|
|
foreach ($arr as $k => $v) {
|
|
$fields[] = "$k='$v'";
|
|
}
|
|
$objstring = $object->tableName() . '[' . implode(',', $fields) . ']';
|
|
return $objstring;
|
|
}
|
|
|
|
function common_valid_http_url($url)
|
|
{
|
|
return Validate::uri($url, array('allowed_schemes' => array('http', 'https')));
|
|
}
|
|
|
|
function common_valid_tag($tag)
|
|
{
|
|
if (preg_match('/^tag:(.*?),(\d{4}(-\d{2}(-\d{2})?)?):(.*)$/', $tag, $matches)) {
|
|
return (Validate::email($matches[1]) ||
|
|
preg_match('/^([\w-\.]+)$/', $matches[1]));
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/* Following functions are copied from MediaWiki GlobalFunctions.php
|
|
* and written by Evan Prodromou. */
|
|
|
|
function common_accept_to_prefs($accept, $def = '*/*')
|
|
{
|
|
// No arg means accept anything (per HTTP spec)
|
|
if(!$accept) {
|
|
return array($def => 1);
|
|
}
|
|
|
|
$prefs = array();
|
|
|
|
$parts = explode(',', $accept);
|
|
|
|
foreach($parts as $part) {
|
|
// FIXME: doesn't deal with params like 'text/html; level=1'
|
|
@list($value, $qpart) = explode(';', $part);
|
|
$match = array();
|
|
if(!isset($qpart)) {
|
|
$prefs[$value] = 1;
|
|
} elseif(preg_match('/q\s*=\s*(\d*\.\d+)/', $qpart, $match)) {
|
|
$prefs[$value] = $match[1];
|
|
}
|
|
}
|
|
|
|
return $prefs;
|
|
}
|
|
|
|
function common_mime_type_match($type, $avail)
|
|
{
|
|
if(array_key_exists($type, $avail)) {
|
|
return $type;
|
|
} else {
|
|
$parts = explode('/', $type);
|
|
if(array_key_exists($parts[0] . '/*', $avail)) {
|
|
return $parts[0] . '/*';
|
|
} elseif(array_key_exists('*/*', $avail)) {
|
|
return '*/*';
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
}
|
|
|
|
function common_negotiate_type($cprefs, $sprefs)
|
|
{
|
|
$combine = array();
|
|
|
|
foreach(array_keys($sprefs) as $type) {
|
|
$parts = explode('/', $type);
|
|
if($parts[1] != '*') {
|
|
$ckey = common_mime_type_match($type, $cprefs);
|
|
if($ckey) {
|
|
$combine[$type] = $sprefs[$type] * $cprefs[$ckey];
|
|
}
|
|
}
|
|
}
|
|
|
|
foreach(array_keys($cprefs) as $type) {
|
|
$parts = explode('/', $type);
|
|
if($parts[1] != '*' && !array_key_exists($type, $sprefs)) {
|
|
$skey = common_mime_type_match($type, $sprefs);
|
|
if($skey) {
|
|
$combine[$type] = $sprefs[$skey] * $cprefs[$type];
|
|
}
|
|
}
|
|
}
|
|
|
|
$bestq = 0;
|
|
$besttype = 'text/html';
|
|
|
|
foreach(array_keys($combine) as $type) {
|
|
if($combine[$type] > $bestq) {
|
|
$besttype = $type;
|
|
$bestq = $combine[$type];
|
|
}
|
|
}
|
|
|
|
if ('text/html' === $besttype) {
|
|
return "text/html; charset=utf-8";
|
|
}
|
|
return $besttype;
|
|
}
|
|
|
|
function common_config($main, $sub)
|
|
{
|
|
global $config;
|
|
return isset($config[$main][$sub]) ? $config[$main][$sub] : false;
|
|
}
|
|
|
|
function common_copy_args($from)
|
|
{
|
|
$to = array();
|
|
$strip = get_magic_quotes_gpc();
|
|
foreach ($from as $k => $v) {
|
|
$to[$k] = ($strip) ? stripslashes($v) : $v;
|
|
}
|
|
return $to;
|
|
}
|
|
|
|
// Neutralise the evil effects of magic_quotes_gpc in the current request.
|
|
// This is used before handing a request off to OAuthRequest::from_request.
|
|
function common_remove_magic_from_request()
|
|
{
|
|
if(get_magic_quotes_gpc()) {
|
|
$_POST=array_map('stripslashes',$_POST);
|
|
$_GET=array_map('stripslashes',$_GET);
|
|
}
|
|
}
|
|
|
|
function common_user_uri(&$user)
|
|
{
|
|
return common_local_url('userbyid', array('id' => $user->id));
|
|
}
|
|
|
|
function common_notice_uri(&$notice)
|
|
{
|
|
return common_local_url('shownotice',
|
|
array('notice' => $notice->id));
|
|
}
|
|
|
|
// 36 alphanums - lookalikes (0, O, 1, I) = 32 chars = 5 bits
|
|
|
|
function common_confirmation_code($bits)
|
|
{
|
|
// 36 alphanums - lookalikes (0, O, 1, I) = 32 chars = 5 bits
|
|
static $codechars = '23456789ABCDEFGHJKLMNPQRSTUVWXYZ';
|
|
$chars = ceil($bits/5);
|
|
$code = '';
|
|
for ($i = 0; $i < $chars; $i++) {
|
|
// XXX: convert to string and back
|
|
$num = hexdec(common_good_rand(1));
|
|
// XXX: randomness is too precious to throw away almost
|
|
// 40% of the bits we get!
|
|
$code .= $codechars[$num%32];
|
|
}
|
|
return $code;
|
|
}
|
|
|
|
// convert markup to HTML
|
|
|
|
function common_markup_to_html($c)
|
|
{
|
|
$c = preg_replace('/%%action.(\w+)%%/e', "common_local_url('\\1')", $c);
|
|
$c = preg_replace('/%%doc.(\w+)%%/e', "common_local_url('doc', array('title'=>'\\1'))", $c);
|
|
$c = preg_replace('/%%(\w+).(\w+)%%/e', 'common_config(\'\\1\', \'\\2\')', $c);
|
|
return Markdown($c);
|
|
}
|
|
|
|
function common_profile_uri($profile)
|
|
{
|
|
if (!$profile) {
|
|
return null;
|
|
}
|
|
$user = User::staticGet($profile->id);
|
|
if ($user) {
|
|
return $user->uri;
|
|
}
|
|
|
|
$remote = Remote_profile::staticGet($profile->id);
|
|
if ($remote) {
|
|
return $remote->uri;
|
|
}
|
|
// XXX: this is a very bad profile!
|
|
return null;
|
|
}
|
|
|
|
function common_canonical_sms($sms)
|
|
{
|
|
// strip non-digits
|
|
preg_replace('/\D/', '', $sms);
|
|
return $sms;
|
|
}
|
|
|
|
function common_error_handler($errno, $errstr, $errfile, $errline, $errcontext)
|
|
{
|
|
switch ($errno) {
|
|
case E_USER_ERROR:
|
|
common_log(LOG_ERR, "[$errno] $errstr ($errfile:$errline)");
|
|
exit(1);
|
|
break;
|
|
|
|
case E_USER_WARNING:
|
|
common_log(LOG_WARNING, "[$errno] $errstr ($errfile:$errline)");
|
|
break;
|
|
|
|
case E_USER_NOTICE:
|
|
common_log(LOG_NOTICE, "[$errno] $errstr ($errfile:$errline)");
|
|
break;
|
|
}
|
|
|
|
// FIXME: show error page if we're on the Web
|
|
/* Don't execute PHP internal error handler */
|
|
return true;
|
|
}
|
|
|
|
function common_session_token()
|
|
{
|
|
common_ensure_session();
|
|
if (!array_key_exists('token', $_SESSION)) {
|
|
$_SESSION['token'] = common_good_rand(64);
|
|
}
|
|
return $_SESSION['token'];
|
|
}
|
|
|
|
function common_cache_key($extra)
|
|
{
|
|
return 'laconica:' . common_keyize(common_config('site', 'name')) . ':' . $extra;
|
|
}
|
|
|
|
function common_keyize($str)
|
|
{
|
|
$str = strtolower($str);
|
|
$str = preg_replace('/\s/', '_', $str);
|
|
return $str;
|
|
}
|
|
|
|
function common_memcache()
|
|
{
|
|
static $cache = null;
|
|
if (!common_config('memcached', 'enabled')) {
|
|
return null;
|
|
} else {
|
|
if (!$cache) {
|
|
$cache = new Memcache();
|
|
$servers = common_config('memcached', 'server');
|
|
if (is_array($servers)) {
|
|
foreach($servers as $server) {
|
|
$cache->addServer($server);
|
|
}
|
|
} else {
|
|
$cache->addServer($servers);
|
|
}
|
|
}
|
|
return $cache;
|
|
}
|
|
}
|
|
|
|
function common_compatible_license($from, $to)
|
|
{
|
|
// XXX: better compatibility check needed here!
|
|
return ($from == $to);
|
|
}
|