303 lines
9.1 KiB
PHP
303 lines
9.1 KiB
PHP
<?php
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/*
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2008, 2009, StatusNet, 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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if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
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//exit with 200 response, if this is checking fancy from the installer
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if (isset($_REQUEST['p']) && $_REQUEST['p'] == 'check-fancy') { exit; }
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define('STATUSNET_VERSION', '0.9.0rc2');
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define('LACONICA_VERSION', STATUSNET_VERSION); // compatibility
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define('STATUSNET_CODENAME', 'Stand');
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define('AVATAR_PROFILE_SIZE', 96);
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define('AVATAR_STREAM_SIZE', 48);
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define('AVATAR_MINI_SIZE', 24);
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define('NOTICES_PER_PAGE', 20);
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define('PROFILES_PER_PAGE', 20);
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define('FOREIGN_NOTICE_SEND', 1);
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define('FOREIGN_NOTICE_RECV', 2);
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define('FOREIGN_NOTICE_SEND_REPLY', 4);
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define('FOREIGN_FRIEND_SEND', 1);
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define('FOREIGN_FRIEND_RECV', 2);
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# append our extlib dir as the last-resort place to find libs
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set_include_path(get_include_path() . PATH_SEPARATOR . INSTALLDIR . '/extlib/');
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// To protect against upstream libraries which haven't updated
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// for PHP 5.3 where dl() function may not be present...
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if (!function_exists('dl')) {
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// function_exists() returns false for things in disable_functions,
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// but they still exist and we'll die if we try to redefine them.
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//
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// Fortunately trying to call the disabled one will only trigger
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// a warning, not a fatal, so it's safe to leave it for our case.
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// Callers will be suppressing warnings anyway.
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$disabled = array_filter(array_map('trim', explode(',', ini_get('disable_functions'))));
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if (!in_array('dl', $disabled)) {
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function dl($library) {
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return false;
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}
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}
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}
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# global configuration object
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require_once('PEAR.php');
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require_once('DB/DataObject.php');
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require_once('DB/DataObject/Cast.php'); # for dates
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require_once(INSTALLDIR.'/lib/language.php');
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// This gets included before the config file, so that admin code and plugins
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// can use it
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require_once(INSTALLDIR.'/lib/event.php');
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require_once(INSTALLDIR.'/lib/plugin.php');
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function _sn_to_path($sn)
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{
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$past_root = substr($sn, 1);
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$last_slash = strrpos($past_root, '/');
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if ($last_slash > 0) {
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$p = substr($past_root, 0, $last_slash);
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} else {
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$p = '';
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}
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return $p;
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}
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// Save our sanity when code gets loaded through subroutines such as PHPUnit tests
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global $default, $config, $_server, $_path;
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// try to figure out where we are. $server and $path
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// can be set by including module, else we guess based
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// on HTTP info.
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if (isset($server)) {
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$_server = $server;
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} else {
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$_server = array_key_exists('SERVER_NAME', $_SERVER) ?
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strtolower($_SERVER['SERVER_NAME']) :
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null;
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}
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if (isset($path)) {
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$_path = $path;
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} else {
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$_path = (array_key_exists('SERVER_NAME', $_SERVER) && array_key_exists('SCRIPT_NAME', $_SERVER)) ?
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_sn_to_path($_SERVER['SCRIPT_NAME']) :
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null;
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}
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require_once(INSTALLDIR.'/lib/default.php');
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// Set config values initially to default values
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$config = $default;
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// default configuration, overwritten in config.php
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$config['db'] = &PEAR::getStaticProperty('DB_DataObject','options');
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$config['db'] = $default['db'];
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// Backward compatibility
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$config['site']['design'] =& $config['design'];
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if (function_exists('date_default_timezone_set')) {
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/* Work internally in UTC */
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date_default_timezone_set('UTC');
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}
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function addPlugin($name, $attrs = null)
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{
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$name = ucfirst($name);
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$pluginclass = "{$name}Plugin";
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if (!class_exists($pluginclass)) {
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$files = array("local/plugins/{$pluginclass}.php",
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"local/plugins/{$name}/{$pluginclass}.php",
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"local/{$pluginclass}.php",
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"local/{$name}/{$pluginclass}.php",
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"plugins/{$pluginclass}.php",
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"plugins/{$name}/{$pluginclass}.php");
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foreach ($files as $file) {
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$fullpath = INSTALLDIR.'/'.$file;
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if (@file_exists($fullpath)) {
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include_once($fullpath);
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break;
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}
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}
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}
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$inst = new $pluginclass();
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if (!empty($attrs)) {
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foreach ($attrs as $aname => $avalue) {
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$inst->$aname = $avalue;
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}
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}
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return $inst;
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}
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// From most general to most specific:
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// server-wide, then vhost-wide, then for a path,
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// finally for a dir (usually only need one of the last two).
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if (isset($conffile)) {
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$_config_files = array($conffile);
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} else {
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$_config_files = array('/etc/statusnet/statusnet.php',
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'/etc/statusnet/laconica.php',
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'/etc/laconica/laconica.php',
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'/etc/statusnet/'.$_server.'.php',
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'/etc/laconica/'.$_server.'.php');
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if (strlen($_path) > 0) {
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$_config_files[] = '/etc/statusnet/'.$_server.'_'.$_path.'.php';
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$_config_files[] = '/etc/laconica/'.$_server.'_'.$_path.'.php';
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}
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$_config_files[] = INSTALLDIR.'/config.php';
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}
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global $_have_a_config;
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$_have_a_config = false;
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foreach ($_config_files as $_config_file) {
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if (@file_exists($_config_file)) {
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include_once($_config_file);
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$_have_a_config = true;
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}
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}
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function _have_config()
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{
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global $_have_a_config;
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return $_have_a_config;
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}
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// XXX: Throw a conniption if database not installed
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// XXX: Find a way to use htmlwriter for this instead of handcoded markup
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if (!_have_config()) {
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echo '<p>'. _('No configuration file found. ') .'</p>';
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echo '<p>'. _('I looked for configuration files in the following places: ') .'<br /> '. implode($_config_files, '<br />');
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echo '<p>'. _('You may wish to run the installer to fix this.') .'</p>';
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echo '<a href="install.php">'. _('Go to the installer.') .'</a>';
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exit;
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}
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// Fixup for statusnet.ini
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$_db_name = substr($config['db']['database'], strrpos($config['db']['database'], '/') + 1);
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if ($_db_name != 'statusnet' && !array_key_exists('ini_'.$_db_name, $config['db'])) {
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$config['db']['ini_'.$_db_name] = INSTALLDIR.'/classes/statusnet.ini';
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}
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// Backwards compatibility
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if (array_key_exists('memcached', $config)) {
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if ($config['memcached']['enabled']) {
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addPlugin('Memcache', array('servers' => $config['memcached']['server']));
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}
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if (!empty($config['memcached']['base'])) {
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$config['cache']['base'] = $config['memcached']['base'];
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}
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}
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function __autoload($cls)
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{
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if (file_exists(INSTALLDIR.'/classes/' . $cls . '.php')) {
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require_once(INSTALLDIR.'/classes/' . $cls . '.php');
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} else if (file_exists(INSTALLDIR.'/lib/' . strtolower($cls) . '.php')) {
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require_once(INSTALLDIR.'/lib/' . strtolower($cls) . '.php');
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} else if (mb_substr($cls, -6) == 'Action' &&
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file_exists(INSTALLDIR.'/actions/' . strtolower(mb_substr($cls, 0, -6)) . '.php')) {
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require_once(INSTALLDIR.'/actions/' . strtolower(mb_substr($cls, 0, -6)) . '.php');
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} else if ($cls == 'OAuthRequest') {
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require_once('OAuth.php');
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} else {
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Event::handle('Autoload', array(&$cls));
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}
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}
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// Load default plugins
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foreach ($config['plugins']['default'] as $name => $params) {
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if (is_null($params)) {
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addPlugin($name);
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} else if (is_array($params)) {
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if (count($params) == 0) {
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addPlugin($name);
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} else {
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$keys = array_keys($params);
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if (is_string($keys[0])) {
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addPlugin($name, $params);
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} else {
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foreach ($params as $paramset) {
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addPlugin($name, $paramset);
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}
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}
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}
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}
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}
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// XXX: how many of these could be auto-loaded on use?
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// XXX: note that these files should not use config options
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// at compile time since DB config options are not yet loaded.
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require_once 'Validate.php';
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require_once 'markdown.php';
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require_once INSTALLDIR.'/lib/util.php';
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require_once INSTALLDIR.'/lib/action.php';
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require_once INSTALLDIR.'/lib/mail.php';
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require_once INSTALLDIR.'/lib/subs.php';
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require_once INSTALLDIR.'/lib/clientexception.php';
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require_once INSTALLDIR.'/lib/serverexception.php';
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// Load settings from database; note we need autoload for this
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Config::loadSettings();
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// XXX: if plugins should check the schema at runtime, do that here.
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if ($config['db']['schemacheck'] == 'runtime') {
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Event::handle('CheckSchema');
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}
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// XXX: other formats here
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define('NICKNAME_FMT', VALIDATE_NUM.VALIDATE_ALPHA_LOWER);
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// Give plugins a chance to initialize in a fully-prepared environment
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Event::handle('InitializePlugin');
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