<?php
-/**
- * StatusNet - the distributed open-source microblogging tool
- * Copyright (C) 2009-2010 StatusNet, Inc.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
-
-if (!defined('STATUSNET') && !defined('LACONICA')) {
- exit(1);
-}
-global $config, $_server, $_path;
+if (!defined('GNUSOCIAL')) { exit(1); }
/**
- * Global configuration setup and management.
+ * Backwards compatible class for plugins for GNU social <1.2
+ * and thus only have the class StatusNet defined.
*/
class StatusNet
{
- protected static $have_config;
- protected static $is_api;
- protected static $plugins = array();
-
- /**
- * Configure and instantiate a plugin into the current configuration.
- * Class definitions will be loaded from standard paths if necessary.
- * Note that initialization events won't be fired until later.
- *
- * @param string $name class name & plugin file/subdir name
- * @param array $attrs key/value pairs of public attributes to set on plugin instance
- *
- * @throws ServerException if plugin can't be found
- */
- public static function addPlugin($name, $attrs = null)
- {
- $name = ucfirst($name);
- $pluginclass = "{$name}Plugin";
-
- if (!class_exists($pluginclass)) {
-
- $files = array("local/plugins/{$pluginclass}.php",
- "local/plugins/{$name}/{$pluginclass}.php",
- "local/{$pluginclass}.php",
- "local/{$name}/{$pluginclass}.php",
- "plugins/{$pluginclass}.php",
- "plugins/{$name}/{$pluginclass}.php");
-
- foreach ($files as $file) {
- $fullpath = INSTALLDIR.'/'.$file;
- if (@file_exists($fullpath)) {
- include_once($fullpath);
- break;
- }
- }
- if (!class_exists($pluginclass)) {
- throw new ServerException("Plugin $name not found.", 500);
- }
- }
-
- $inst = new $pluginclass();
- if (!empty($attrs)) {
- foreach ($attrs as $aname => $avalue) {
- $inst->$aname = $avalue;
- }
- }
-
- // Record activated plugins for later display/config dump
- self::$plugins[] = array($name, $attrs);
-
- return true;
- }
-
- /**
- * Get a list of activated plugins in this process.
- * @return array of (string $name, array $args) pairs
- */
public static function getActivePlugins()
{
- return self::$plugins;
- }
-
- /**
- * Initialize, or re-initialize, StatusNet global configuration
- * and plugins.
- *
- * If switching site configurations during script execution, be
- * careful when working with leftover objects -- global settings
- * affect many things and they may not behave as you expected.
- *
- * @param $server optional web server hostname for picking config
- * @param $path optional URL path for picking config
- * @param $conffile optional configuration file path
- *
- * @throws NoConfigException if config file can't be found
- */
- public static function init($server=null, $path=null, $conffile=null)
- {
- StatusNet::initDefaults($server, $path);
- StatusNet::loadConfigFile($conffile);
-
- // Load settings from database; note we need autoload for this
- Config::loadSettings();
-
- self::initPlugins();
- }
-
- /**
- * Get identifier of the currently active site configuration
- * @return string
- */
- public static function currentSite()
- {
- return common_config('site', 'nickname');
+ return GNUsocial::getActivePlugins();
}
- /**
- * Change site configuration to site specified by nickname,
- * if set up via Status_network. If not, sites other than
- * the current will fail horribly.
- *
- * May throw exception or trigger a fatal error if the given
- * site is missing or configured incorrectly.
- *
- * @param string $nickname
- */
- public static function switchSite($nickname)
+ public static function isHTTPS()
{
- if ($nickname == StatusNet::currentSite()) {
- return true;
- }
-
- $sn = Status_network::staticGet('nickname', $nickname);
- if (empty($sn)) {
- return false;
- throw new Exception("No such site nickname '$nickname'");
- }
-
- $server = $sn->getServerName();
- StatusNet::init($server);
- }
-
- /**
- * Pull all local sites from status_network table.
- *
- * Behavior undefined if site is not configured via Status_network.
- *
- * @return array of nicknames
- */
- public static function findAllSites()
- {
- $sites = array();
- $sn = new Status_network();
- $sn->find();
- while ($sn->fetch()) {
- $sites[] = $sn->nickname;
- }
- return $sites;
- }
-
- /**
- * Fire initialization events for all instantiated plugins.
- */
- protected static function initPlugins()
- {
- // Load default plugins
- foreach (common_config('plugins', 'default') as $name => $params) {
- $key = 'disable-' . $name;
- if (common_config('plugins', $key)) {
- continue;
- }
-
- if (is_null($params)) {
- addPlugin($name);
- } else if (is_array($params)) {
- if (count($params) == 0) {
- addPlugin($name);
- } else {
- $keys = array_keys($params);
- if (is_string($keys[0])) {
- addPlugin($name, $params);
- } else {
- foreach ($params as $paramset) {
- addPlugin($name, $paramset);
- }
- }
- }
- }
- }
-
- // XXX: if plugins should check the schema at runtime, do that here.
- if (common_config('db', 'schemacheck') == 'runtime') {
- Event::handle('CheckSchema');
- }
-
- // Give plugins a chance to initialize in a fully-prepared environment
- Event::handle('InitializePlugin');
- }
-
- /**
- * Quick-check if configuration has been established.
- * Useful for functions which may get used partway through
- * initialization to back off from fancier things.
- *
- * @return bool
- */
- public function haveConfig()
- {
- return self::$have_config;
- }
-
- public function isApi()
- {
- return self::$is_api;
- }
-
- public function setApi($mode)
- {
- self::$is_api = $mode;
- }
-
- /**
- * Build default configuration array
- * @return array
- */
- protected static function defaultConfig()
- {
- global $_server, $_path;
- require(INSTALLDIR.'/lib/default.php');
- return $default;
- }
-
- /**
- * Establish default configuration based on given or default server and path
- * Sets global $_server, $_path, and $config
- */
- public static function initDefaults($server, $path)
- {
- global $_server, $_path, $config;
-
- Event::clearHandlers();
- self::$plugins = array();
-
- // try to figure out where we are. $server and $path
- // can be set by including module, else we guess based
- // on HTTP info.
-
- if (isset($server)) {
- $_server = $server;
- } else {
- $_server = array_key_exists('SERVER_NAME', $_SERVER) ?
- strtolower($_SERVER['SERVER_NAME']) :
- null;
- }
-
- if (isset($path)) {
- $_path = $path;
- } else {
- $_path = (array_key_exists('SERVER_NAME', $_SERVER) && array_key_exists('SCRIPT_NAME', $_SERVER)) ?
- self::_sn_to_path($_SERVER['SCRIPT_NAME']) :
- null;
- }
-
- // Set config values initially to default values
- $default = self::defaultConfig();
- $config = $default;
-
- // default configuration, overwritten in config.php
- // Keep DB_DataObject's db config synced to ours...
-
- $config['db'] = &PEAR::getStaticProperty('DB_DataObject','options');
-
- $config['db'] = $default['db'];
-
- // Backward compatibility
-
- $config['site']['design'] =& $config['design'];
-
- if (function_exists('date_default_timezone_set')) {
- /* Work internally in UTC */
- date_default_timezone_set('UTC');
- }
- }
-
- protected function _sn_to_path($sn)
- {
- $past_root = substr($sn, 1);
- $last_slash = strrpos($past_root, '/');
- if ($last_slash > 0) {
- $p = substr($past_root, 0, $last_slash);
- } else {
- $p = '';
- }
- return $p;
- }
-
- /**
- * Load the default or specified configuration file.
- * Modifies global $config and may establish plugins.
- *
- * @throws NoConfigException
- */
- protected function loadConfigFile($conffile=null)
- {
- global $_server, $_path, $config;
-
- // From most general to most specific:
- // server-wide, then vhost-wide, then for a path,
- // finally for a dir (usually only need one of the last two).
-
- if (isset($conffile)) {
- $config_files = array($conffile);
- } else {
- $config_files = array('/etc/statusnet/statusnet.php',
- '/etc/statusnet/laconica.php',
- '/etc/laconica/laconica.php',
- '/etc/statusnet/'.$_server.'.php',
- '/etc/laconica/'.$_server.'.php');
-
- if (strlen($_path) > 0) {
- $config_files[] = '/etc/statusnet/'.$_server.'_'.$_path.'.php';
- $config_files[] = '/etc/laconica/'.$_server.'_'.$_path.'.php';
- }
-
- $config_files[] = INSTALLDIR.'/config.php';
- }
-
- self::$have_config = false;
-
- foreach ($config_files as $_config_file) {
- if (@file_exists($_config_file)) {
- // Ignore 0-byte config files
- if (filesize($_config_file) > 0) {
- include($_config_file);
- self::$have_config = true;
- }
- }
- }
-
- if (!self::$have_config) {
- throw new NoConfigException("No configuration file found.",
- $config_files);
- }
-
- // Fixup for statusnet.ini
- $_db_name = substr($config['db']['database'], strrpos($config['db']['database'], '/') + 1);
-
- if ($_db_name != 'statusnet' && !array_key_exists('ini_'.$_db_name, $config['db'])) {
- $config['db']['ini_'.$_db_name] = INSTALLDIR.'/classes/statusnet.ini';
- }
-
- // Backwards compatibility
- if (array_key_exists('memcached', $config)) {
- if ($config['memcached']['enabled']) {
- addPlugin('Memcache', array('servers' => $config['memcached']['server']));
- }
-
- if (!empty($config['memcached']['base'])) {
- $config['cache']['base'] = $config['memcached']['base'];
- }
- }
- if (array_key_exists('xmpp', $config)) {
- if ($config['xmpp']['enabled']) {
- addPlugin('xmpp', array(
- 'server' => $config['xmpp']['server'],
- 'port' => $config['xmpp']['port'],
- 'user' => $config['xmpp']['user'],
- 'resource' => $config['xmpp']['resource'],
- 'encryption' => $config['xmpp']['encryption'],
- 'password' => $config['xmpp']['password'],
- 'host' => $config['xmpp']['host'],
- 'debug' => $config['xmpp']['debug'],
- 'public' => $config['xmpp']['public']
- ));
- }
- }
- }
-
- /**
- * Are we running from the web with HTTPS?
- *
- * @return boolean true if we're running with HTTPS; else false
- */
-
- static function isHTTPS()
- {
- // There are some exceptions to this; add them here!
- if(empty($_SERVER['HTTPS'])) {
- return false;
- } else {
- return $_SERVER['HTTPS'] !== 'off';
- }
- }
-}
-
-class NoConfigException extends Exception
-{
- public $configFiles;
-
- function __construct($msg, $configFiles) {
- parent::__construct($msg);
- $this->configFiles = $configFiles;
+ return GNUsocial::isHTTPS();
}
}