diff options
Diffstat (limited to 'services/export')
| -rw-r--r-- | services/export/handler.php | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/services/export/handler.php b/services/export/handler.php new file mode 100644 index 000000000..2c8643a73 --- /dev/null +++ b/services/export/handler.php @@ -0,0 +1,108 @@ +<?php + /** + * Open Document Definition Handler. + * This file acts as the endpoint for ODD UUID url requests, exporting the requested data as an + * ODD XML file. + * + * @package Elgg + * @subpackage ODD + * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2 + * @author Marcus Povey <marcus@dushka.co.uk> + * @copyright Curverider Ltd 2008 + * @link http://elgg.org/ + */ + + require_once("../engine/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 + $id_or_name = get_input("idname"); // Either a number or the key name (if attribute) + + + + // Only export the GUID + if ( + ($guid!="") && + ($type=="") && + ($id_or_name=="") + ) + { + page_draw("GUID:$guid", elgg_view("export/entity", array("entity" => get_entity($guid), "uuid" => guid_to_uuid($guid)))); + } + + // Export an individual attribute + else if ( + ($guid!="") && + ($type!="") && + ($id_or_name!="") + ) + { + // Get a uuid + $entity = get_entity($guid); + $uuid = guid_to_uuid($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 (!$v) throw new InvalidParameterException("Sorry, '$id_or_name' does not exist for guid:$guid"); + + $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' : + $m = get_metadata($id_or_name); + break; + case 'annotation' : + $m = get_annotation($id_or_name); + break; + case 'relationship' : + $r = get_relationship($id_or_name); + break; + + default : + throw new InvalidParameterException("Sorry, I don't know how to export '$type'"); + } + + // Render metadata or relationship + if ((!$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."); + + page_draw("$type:$id_or_name", 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."); + + page_draw("$type:$id_or_name", elgg_view("export/relationship", array("relationship" => $r, "uuid" => $uuid))); + } + } + + // Something went wrong + else + throw new InvalidParameterException("Missing parmeter, you need to provide a GUID "); + +?>
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