initializeAttributes(); } /** * Initialise the attributes array. * This is vital to distinguish between metadata and base parameters. * * Place your base parameters here. * * @return void */ protected function initializeAttributes() { parent::initializeAttributes(); $this->attributes['type'] = "site"; $this->attributes['name'] = NULL; $this->attributes['description'] = NULL; $this->attributes['url'] = NULL; $this->attributes['tables_split'] = 2; } /** * Load or create a new ElggSite. * * If no arguments are passed, create a new entity. * * If an argument is passed attempt to load a full Site entity. Arguments * can be: * - The GUID of a site entity. * - A URL as stored in ElggSite->url * - A DB result object with a guid property * * @param mixed $guid If an int, load that GUID. If a db row then will attempt * to load the rest of the data. * * @throws IOException If passed an incorrect guid * @throws InvalidParameterException If passed an Elgg* Entity that isn't an ElggSite */ function __construct($guid = null) { $this->initializeAttributes(); if (!empty($guid)) { // Is $guid is a DB row - either a entity row, or a site table row. if ($guid instanceof stdClass) { // Load the rest if (!$this->load($guid->guid)) { $msg = elgg_echo('IOException:FailedToLoadGUID', array(get_class(), $guid->guid)); throw new IOException($msg); } // Is $guid is an ElggSite? Use a copy constructor } else if ($guid instanceof ElggSite) { elgg_deprecated_notice('This type of usage of the ElggSite constructor was deprecated. Please use the clone method.', 1.7); foreach ($guid->attributes as $key => $value) { $this->attributes[$key] = $value; } // Is this is an ElggEntity but not an ElggSite = ERROR! } else if ($guid instanceof ElggEntity) { throw new InvalidParameterException(elgg_echo('InvalidParameterException:NonElggSite')); // See if this is a URL } else if (strpos($guid, "http") !== false) { $guid = get_site_by_url($guid); foreach ($guid->attributes as $key => $value) { $this->attributes[$key] = $value; } // We assume if we have got this far, $guid is an int } else if (is_numeric($guid)) { if (!$this->load($guid)) { throw new IOException(elgg_echo('IOException:FailedToLoadGUID', array(get_class(), $guid))); } } else { throw new InvalidParameterException(elgg_echo('InvalidParameterException:UnrecognisedValue')); } } } /** * Loads the full ElggSite when given a guid. * * @param int $guid Guid of ElggSite entity * * @return bool * @throws InvalidClassException */ protected function load($guid) { // Test to see if we have the generic stuff if (!parent::load($guid)) { return false; } // Check the type if ($this->attributes['type'] != 'site') { $msg = elgg_echo('InvalidClassException:NotValidElggStar', array($guid, get_class())); throw new InvalidClassException($msg); } // Load missing data $row = get_site_entity_as_row($guid); if (($row) && (!$this->isFullyLoaded())) { // If $row isn't a cached copy then increment the counter $this->attributes['tables_loaded'] ++; } // Now put these into the attributes array as core values $objarray = (array) $row; foreach ($objarray as $key => $value) { $this->attributes[$key] = $value; } return true; } /** * Saves site-specific attributes. * * @internal Site attributes are saved in the sites_entity table. * * @return bool */ public function save() { // Save generic stuff if (!parent::save()) { return false; } // Now save specific stuff return create_site_entity($this->get('guid'), $this->get('name'), $this->get('description'), $this->get('url')); } /** * Delete the site. * * @note You cannot delete the current site. * * @return bool * @throws SecurityException */ public function delete() { global $CONFIG; if ($CONFIG->site->getGUID() == $this->guid) { throw new SecurityException('SecurityException:deletedisablecurrentsite'); } return parent::delete(); } /** * Disable the site * * @note You cannot disable the current site. * * @param string $reason Optional reason for disabling * * @return bool * @throws SecurityException */ public function disable($reason = "") { global $CONFIG; if ($CONFIG->site->getGUID() == $this->guid) { throw new SecurityException('SecurityException:deletedisablecurrentsite'); } return parent::disable($reason); } /** * Returns an array of ElggUser entities who are members of the site. * * @param int $limit Limit * @param int $offset Offset * * @return array of ElggUsers */ public function getMembers($limit = 10, $offset = 0) { get_site_members($this->getGUID(), $limit, $offset); } /** * Adds a user to the site. * * @param int $user_guid GUID * * @return bool */ public function addUser($user_guid) { return add_site_user($this->getGUID(), $user_guid); } /** * Removes a user from the site. * * @param int $user_guid GUID * * @return bool */ public function removeUser($user_guid) { return remove_site_user($this->getGUID(), $user_guid); } /** * Returns an array of ElggObject entities that belong to the site. * * @param string $subtype Entity subtype * @param int $limit Limit * @param int $offset Offset * * @return array */ public function getObjects($subtype = "", $limit = 10, $offset = 0) { get_site_objects($this->getGUID(), $subtype, $limit, $offset); } /** * Adds an object to the site. * * @param int $object_guid GUID * * @return bool */ public function addObject($object_guid) { return add_site_object($this->getGUID(), $object_guid); } /** * Remvoes an object from the site. * * @param int $object_guid GUID * * @return bool */ public function removeObject($object_guid) { return remove_site_object($this->getGUID(), $object_guid); } /** * Get the collections associated with a site. * * @param string $subtype Subtype * @param int $limit Limit * @param int $offset Offset * * @return unknown * @todo Unimplemented */ public function getCollections($subtype = "", $limit = 10, $offset = 0) { get_site_collections($this->getGUID(), $subtype, $limit, $offset); } /* * EXPORTABLE INTERFACE */ /** * Return an array of fields which can be exported. * * @return array */ public function getExportableValues() { return array_merge(parent::getExportableValues(), array( 'name', 'description', 'url', )); } /** * Halts bootup and redirects to the site front page * if site is in walled garden mode, no user is logged in, * and the URL is not a public page. * * @link http://docs.elgg.org/Tutorials/WalledGarden * * @return void */ public function checkWalledGarden() { global $CONFIG; if ($CONFIG->walled_garden && !isloggedin()) { // hook into the index system call at the highest priority elgg_register_plugin_hook_handler('index', 'system', 'elgg_walled_garden_index', 1); if (!$this->isPublicPage()) { register_error(elgg_echo('loggedinrequired')); forward(); } } } /** * Returns if a URL is public for this site when in Walled Garden mode. * * Pages are registered to be public by {@elgg_plugin_hook public_pages walled_garden}. * * @param string $url Defaults to the current URL. * * @return bool */ public function isPublicPage($url = '') { global $CONFIG; if (empty($url)) { $url = current_page_url(); // do not check against URL queries if ($pos = strpos($url, '?')) { $url = substr($url, 0, $pos); } } // always allow index page if ($url == elgg_get_site_url($this->guid)) { return TRUE; } // default public pages $defaults = array( 'action/login', 'pg/register', 'action/register', 'pages/account/forgotten_password\.php', 'action/user/requestnewpassword', 'pg/resetpassword', 'upgrade\.php', 'xml-rpc\.php', 'mt/mt-xmlrpc\.cgi', '_css/css\.css', '_css/js\.php', ); // include a hook for plugin authors to include public pages $plugins = elgg_trigger_plugin_hook('public_pages', 'walled_garden', NULL, array()); // lookup admin-specific public pages // allow public pages foreach (array_merge($defaults, $plugins) as $public) { $pattern = "`^{$CONFIG->url}$public/*$`i"; if (preg_match($pattern, $url)) { return TRUE; } } // non-public page return FALSE; } }