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-rw-r--r--engine/lib/objects.php499
1 files changed, 115 insertions, 384 deletions
diff --git a/engine/lib/objects.php b/engine/lib/objects.php
index 7ae8b6cff..ff3cc733f 100644
--- a/engine/lib/objects.php
+++ b/engine/lib/objects.php
@@ -1,389 +1,120 @@
-<?php
-
- /**
- * Elgg objects
- * Functions to manage multiple or single objects in an Elgg install
- *
- * @package Elgg
- * @subpackage Core
- * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
- * @author Curverider Ltd
- * @copyright Curverider Ltd 2008-2009
- * @link http://elgg.org/
- */
-
- /**
- * ElggObject
- * Representation of an "object" in the system.
- *
- * @package Elgg
- * @subpackage Core
- */
- class ElggObject extends ElggEntity
- {
- /**
- * Initialise the attributes array.
- * This is vital to distinguish between metadata and base parameters.
- *
- * Place your base parameters here.
- */
- protected function initialise_attributes()
- {
- parent::initialise_attributes();
-
- $this->attributes['type'] = "object";
- $this->attributes['title'] = "";
- $this->attributes['description'] = "";
- $this->attributes['tables_split'] = 2;
- }
-
- /**
- * Construct a new object entity, optionally from a given id value.
- *
- * @param mixed $guid If an int, load that GUID.
- * If a db row then will attempt to load the rest of the data.
- * @throws Exception if there was a problem creating the object.
- */
- function __construct($guid = null)
- {
- $this->initialise_attributes();
-
- if (!empty($guid))
- {
- // Is $guid is a DB row - either a entity row, or a object table row.
- if ($guid instanceof stdClass) {
- // Load the rest
- if (!$this->load($guid->guid))
- throw new IOException(sprintf(elgg_echo('IOException:FailedToLoadGUID'), get_class(), $guid->guid));
- }
-
- // Is $guid is an ElggObject? Use a copy constructor
- else if ($guid instanceof ElggObject)
- {
- foreach ($guid->attributes as $key => $value)
- $this->attributes[$key] = $value;
- }
-
- // Is this is an ElggEntity but not an ElggObject = ERROR!
- else if ($guid instanceof ElggEntity)
- throw new InvalidParameterException(elgg_echo('InvalidParameterException:NonElggObject'));
-
- // We assume if we have got this far, $guid is an int
- else if (is_numeric($guid)) {
- if (!$this->load($guid)) IOException(sprintf(elgg_echo('IOException:FailedToLoadGUID'), get_class(), $guid));
- }
-
- else
- throw new InvalidParameterException(elgg_echo('InvalidParameterException:UnrecognisedValue'));
- }
- }
-
- /**
- * Override the load function.
- * This function will ensure that all data is loaded (were possible), so
- * if only part of the ElggObject is loaded, it'll load the rest.
- *
- * @param int $guid
- * @return true|false
- */
- protected function load($guid)
- {
- // Test to see if we have the generic stuff
- if (!parent::load($guid))
- return false;
-
- // Check the type
- if ($this->attributes['type']!='object')
- throw new InvalidClassException(sprintf(elgg_echo('InvalidClassException:NotValidElggStar'), $guid, get_class()));
-
- // Load missing data
- $row = get_object_entity_as_row($guid);
- if (($row) && (!$this->isFullyLoaded())) $this->attributes['tables_loaded'] ++; // If $row isn't a cached copy then increment the counter
-
- // Now put these into the attributes array as core values
- $objarray = (array) $row;
- foreach($objarray as $key => $value)
- $this->attributes[$key] = $value;
-
- return true;
- }
-
- /**
- * Override the save function.
- * @return true|false
- */
- public function save()
- {
- // Save generic stuff
- if (!parent::save())
- return false;
-
- // Now save specific stuff
- return create_object_entity($this->get('guid'), $this->get('title'), $this->get('description'), $this->get('container_guid'));
- }
-
- /**
- * Delete this object.
- * @return true|false
- */
- public function delete()
- {
- if (parent::delete())
- return delete_object_entity($this->get('guid'));
-
- return false;
- }
-
- /**
- * Get sites that this object is a member of
- *
- * @param string $subtype Optionally, the subtype of result we want to limit to
- * @param int $limit The number of results to return
- * @param int $offset Any indexing offset
- */
- function getSites($subtype="", $limit = 10, $offset = 0) {
- return get_site_objects($this->getGUID(), $subtype, $limit, $offset);
- }
-
- /**
- * Add this object to a particular site
- *
- * @param int $site_guid The guid of the site to add it to
- * @return true|false
- */
- function addToSite($site_guid) {
- return add_site_object($this->getGUID(), $site_guid);
- }
+<?php
+/**
+ * Elgg objects
+ * Functions to manage multiple or single objects in an Elgg install
+ *
+ * @package Elgg
+ * @subpackage Core
+ */
- /**
- * Set the container for this object.
- *
- * @param int $container_guid The ID of the container.
- * @return bool
- */
- function setContainer($container_guid)
- {
- $container_guid = (int)$container_guid;
-
- return $this->set('container_guid', $container_guid);
- }
-
- /**
- * Return the container GUID of this object.
- *
- * @return int
- */
- function getContainer()
- {
- return $this->get('container_guid');
- }
-
- /**
- * As getContainer(), but returns the whole entity.
- *
- * @return mixed ElggGroup object or false.
- */
- function getContainerEntity()
- {
- $result = get_entity($this->getContainer());
-
- if (($result) && ($result instanceof ElggGroup))
- return $result;
-
- return false;
- }
-
- /**
- * Get the collections associated with a object.
- *
- * @param string $subtype Optionally, the subtype of result we want to limit to
- * @param int $limit The number of results to return
- * @param int $offset Any indexing offset
- * @return unknown
- */
- //public function getCollections($subtype="", $limit = 10, $offset = 0) { get_object_collections($this->getGUID(), $subtype, $limit, $offset); }
-
- // EXPORTABLE INTERFACE ////////////////////////////////////////////////////////////
-
- /**
- * Return an array of fields which can be exported.
- */
- public function getExportableValues()
- {
- return array_merge(parent::getExportableValues(), array(
- 'title',
- 'description',
- ));
- }
- }
-
- /**
- * Return the object specific details of a object by a row.
- *
- * @param int $guid
- */
- function get_object_entity_as_row($guid)
- {
- global $CONFIG;
-
- $guid = (int)$guid;
-
- /*$row = retrieve_cached_entity_row($guid);
- if ($row)
- {
- // We have already cached this object, so retrieve its value from the cache
- if (isset($CONFIG->debug) && $CONFIG->debug)
- error_log("** Retrieving sub part of GUID:$guid from cache");
-
- return $row;
- }
- else
- {*/
- // Object not cached, load it.
- if ($CONFIG->debug)
- error_log("** Sub part of GUID:$guid loaded from DB");
-
- return get_data_row("SELECT * from {$CONFIG->dbprefix}objects_entity where guid=$guid");
- //}
- }
-
- /**
- * Create or update the extras table for a given object.
- * Call create_entity first.
- *
- * @param int $guid The guid of the entity you're creating (as obtained by create_entity)
- * @param string $title The title of the object
- * @param string $description The object's description
- */
- function create_object_entity($guid, $title, $description)
- {
- global $CONFIG;
-
- $guid = (int)$guid;
- $title = sanitise_string($title);
- $description = sanitise_string($description);
-
- $row = get_entity_as_row($guid);
-
- if ($row)
- {
- // Core entities row exists and we have access to it
- if ($exists = get_data_row("SELECT guid from {$CONFIG->dbprefix}objects_entity where guid = {$guid}")) {
- $result = update_data("UPDATE {$CONFIG->dbprefix}objects_entity set title='$title', description='$description' where guid=$guid");
- if ($result!=false)
- {
- // Update succeeded, continue
- $entity = get_entity($guid);
- if (trigger_elgg_event('update',$entity->type,$entity)) {
- return $guid;
- } else {
- $entity->delete();
- }
- }
+/**
+ * Return the object specific details of a object by a row.
+ *
+ * @param int $guid The guid to retreive
+ *
+ * @return bool
+ * @access private
+ */
+function get_object_entity_as_row($guid) {
+ global $CONFIG;
+
+ $guid = (int)$guid;
+ return get_data_row("SELECT * from {$CONFIG->dbprefix}objects_entity where guid=$guid");
+}
+
+/**
+ * Create or update the extras table for a given object.
+ * Call create_entity first.
+ *
+ * @param int $guid The guid of the entity you're creating (as obtained by create_entity)
+ * @param string $title The title of the object
+ * @param string $description The object's description
+ *
+ * @return bool
+ * @access private
+ */
+function create_object_entity($guid, $title, $description) {
+ global $CONFIG;
+
+ $guid = (int)$guid;
+ $title = sanitise_string($title);
+ $description = sanitise_string($description);
+
+ $row = get_entity_as_row($guid);
+
+ if ($row) {
+ // Core entities row exists and we have access to it
+ $query = "SELECT guid from {$CONFIG->dbprefix}objects_entity where guid = {$guid}";
+ if ($exists = get_data_row($query)) {
+ $query = "UPDATE {$CONFIG->dbprefix}objects_entity
+ set title='$title', description='$description' where guid=$guid";
+
+ $result = update_data($query);
+ if ($result != false) {
+ // Update succeeded, continue
+ $entity = get_entity($guid);
+ elgg_trigger_event('update', $entity->type, $entity);
+ return $guid;
}
- else
- {
-
- // Update failed, attempt an insert.
- $result = insert_data("INSERT into {$CONFIG->dbprefix}objects_entity (guid, title, description) values ($guid, '$title','$description')");
- if ($result!==false) {
- $entity = get_entity($guid);
- if (trigger_elgg_event('create',$entity->type,$entity)) {
- return $guid;
- } else {
- $entity->delete();
- //delete_entity($guid);
- }
- }
- }
-
- }
-
- return false;
- }
-
- /**
- * Delete a object's extra data.
- *
- * @param int $guid
- */
- function delete_object_entity($guid)
- {
- global $CONFIG;
-
- $guid = (int)$guid;
-
- $row = get_object_entity_as_row($guid);
-
- // Check to see if we have access and it exists
- if ($row)
- {
- // Delete any existing stuff
- return delete_data("DELETE from {$CONFIG->dbprefix}objects_entity where guid=$guid");
- }
-
- return false;
- }
-
- /**
- * Searches for an object based on a complete or partial title or description using full text searching.
- *
- * IMPORTANT NOTE: With MySQL's default setup:
- * 1) $criteria must be 4 or more characters long
- * 2) If $criteria matches greater than 50% of results NO RESULTS ARE RETURNED!
- *
- * @param string $criteria The partial or full name or username.
- * @param int $limit Limit of the search.
- * @param int $offset Offset.
- * @param string $order_by The order.
- * @param boolean $count Whether to return the count of results or just the results.
- */
- function search_for_object($criteria, $limit = 10, $offset = 0, $order_by = "", $count = false)
- {
- global $CONFIG;
-
- $criteria = sanitise_string($criteria);
- $limit = (int)$limit;
- $offset = (int)$offset;
- $order_by = sanitise_string($order_by);
- $container_guid = (int)$container_guid;
-
- $access = get_access_sql_suffix("e");
-
- if ($order_by == "") $order_by = "e.time_created desc";
-
- if ($count) {
- $query = "SELECT count(e.guid) as total ";
- } else {
- $query = "SELECT e.* ";
- }
- $query .= "from {$CONFIG->dbprefix}entities e join {$CONFIG->dbprefix}objects_entity o on e.guid=o.guid where match(o.title,o.description) against ('$criteria') and $access";
-
- if (!$count) {
- $query .= " order by $order_by limit $offset, $limit"; // Add order and limit
- return get_data($query, "entity_row_to_elggstar");
} else {
- if ($count = get_data_row($query)) {
- return $count->total;
+ // Update failed, attempt an insert.
+ $query = "INSERT into {$CONFIG->dbprefix}objects_entity
+ (guid, title, description) values ($guid, '$title','$description')";
+
+ $result = insert_data($query);
+ if ($result !== false) {
+ $entity = get_entity($guid);
+ if (elgg_trigger_event('create', $entity->type, $entity)) {
+ return $guid;
+ } else {
+ $entity->delete();
+ }
}
}
- return false;
- }
-
- /**
- * Get the sites this object is part of
- *
- * @param int $object_guid The object's GUID
- * @param int $limit Number of results to return
- * @param int $offset Any indexing offset
- * @return false|array On success, an array of ElggSites
- */
- function get_object_sites($object_guid, $limit = 10, $offset = 0) {
- $object_guid = (int)$object_guid;
- $limit = (int)$limit;
- $offset = (int)$offset;
-
- return get_entities_from_relationship("member_of_site", $object_guid, false, "site", "", 0, "time_created desc", $limit, $offset);
- }
-
-?> \ No newline at end of file
+ }
+
+ return false;
+}
+
+/**
+ * Get the sites this object is part of
+ *
+ * @param int $object_guid The object's GUID
+ * @param int $limit Number of results to return
+ * @param int $offset Any indexing offset
+ *
+ * @return false|array On success, an array of ElggSites
+ */
+function get_object_sites($object_guid, $limit = 10, $offset = 0) {
+ $object_guid = (int)$object_guid;
+ $limit = (int)$limit;
+ $offset = (int)$offset;
+
+ return elgg_get_entities_from_relationship(array(
+ 'relationship' => 'member_of_site',
+ 'relationship_guid' => $object_guid,
+ 'type' => 'site',
+ 'limit' => $limit,
+ 'offset' => $offset,
+ ));
+}
+
+/**
+ * Runs unit tests for ElggObject
+ *
+ * @param string $hook unit_test
+ * @param string $type system
+ * @param mixed $value Array of tests
+ * @param mixed $params Params
+ *
+ * @return array
+ * @access private
+ */
+function objects_test($hook, $type, $value, $params) {
+ global $CONFIG;
+ $value[] = "{$CONFIG->path}engine/tests/objects/objects.php";
+ return $value;
+}
+
+elgg_register_event_handler('init', 'system', 'objects_init', 0);
+elgg_register_plugin_hook_handler('unit_test', 'system', 'objects_test');
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