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- <?php
- /**
- * Export handler.
- *
- * @package Elgg.Core
- * @subpackage Export
- */
- require_once(dirname(dirname(__FILE__)) . "/start.php");
- // Get input values, these will be mapped via modrewrite
- $guid = get_input("guid"); // guid of the entity
- // For attributes eg http://example.com/odd/73/attr/owner_uuid/
- // or http://example.com/odd/73/metadata/86/
- $type = get_input("type"); // attr, metadata, annotation, relationship
- $id_or_name = get_input("idname"); // Either a number or the key name (if attribute)
- $body = "";
- $title = "";
- // Only export the GUID
- if (($guid != "") && ($type == "") && ($id_or_name == "")) {
- $entity = get_entity($guid);
- if (!$entity) {
- $query = "GUID:" . $guid . " could not be found, or you can not access it.";
- throw new \InvalidParameterException($query);
- }
- $title = "GUID:$guid";
- $body = elgg_view("export/entity", array("entity" => $entity, "uuid" => guid_to_uuid($guid)));
- // Export an individual attribute
- } else if (($guid != "") && ($type != "") && ($id_or_name != "")) {
- // Get a uuid
- $entity = get_entity($guid);
- if (!$entity) {
- $msg = "GUID:" . $guid . " could not be found, or you can not access it.";
- throw new \InvalidParameterException($msg);
- }
- $uuid = guid_to_uuid($entity->getGUID()) . "$type/$id_or_name/";
- switch ($type) {
- case 'attr' : // @todo: Do this better? - This is a bit of a hack...
- $v = $entity->get($id_or_name);
- if (!$v) {
- $msg = "Sorry, '" . $id_or_name . "' does not exist for guid:" . $guid;
- throw new \InvalidParameterException($msg);
- }
- $m = new \ElggMetadata();
- $m->value = $v;
- $m->name = $id_or_name;
- $m->entity_guid = $guid;
- $m->time_created = $entity->time_created;
- $m->time_updated = $entity->time_updated;
- $m->owner_guid = $entity->owner_guid;
- $m->id = $id_or_name;
- $m->type = "attr";
- break;
- case 'metadata' :
- $m = elgg_get_metadata_from_id($id_or_name);
- break;
- case 'annotation' :
- $m = elgg_get_annotation_from_id($id_or_name);
- break;
- case 'relationship' :
- $r = get_relationship($id_or_name);
- break;
- case 'volatile' :
- $m = elgg_trigger_plugin_hook('volatile', 'metadata', array(
- 'guid' => $guid,
- 'varname' => $id_or_name,
- ));
- break;
- default :
- $msg = "Sorry, I don't know how to export '" . $type . "'";
- throw new \InvalidParameterException($msg);
- }
- // Render metadata or relationship
- if ((!$m) && (!$r)) {
- throw new \InvalidParameterException("Could not find any data.");
- }
- // Exporting metadata?
- if ($m) {
- if ($m->entity_guid != $entity->guid) {
- throw new \InvalidParameterException("Does not belong to entity.");
- }
- $title = "$type:$id_or_name";
- $body = elgg_view("export/metadata", array("metadata" => $m, "uuid" => $uuid));
- }
- // Exporting relationship
- if ($r) {
- if (($r->guid_one != $entity->guid) && ($r->guid_two != $entity->guid)) {
- throw new \InvalidParameterException("Does not belong to entity or refer to entity.");
- }
- $title = "$type:$id_or_name";
- $body = elgg_view("export/relationship", array("relationship" => $r, "uuid" => $uuid));
- }
- // Something went wrong
- } else {
- throw new \InvalidParameterException("Missing parameter, you need to provide a GUID.");
- }
- $body = elgg_view_layout('one_sidebar', array(
- 'title' => $title,
- 'content' => $body
- ));
- echo elgg_view_page($title, $body);
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