/**
* Get all media objects linked in map areas of this media object
*/
function getLinkedMediaObjects($a_ignore = "")
{
$linked = array();
if (!is_array($a_ignore)) {
$a_ignore = array();
}
// get linked media objects (map areas)
$med_items = $this->getMediaItems();
foreach ($med_items as $med_item) {
$int_links = ilMapArea::_getIntLinks($med_item->getId());
foreach ($int_links as $k => $int_link) {
if ($int_link["Type"] == "MediaObject") {
include_once "./Services/COPage/classes/class.ilInternalLink.php";
$l_id = ilInternalLink::_extractObjIdOfTarget($int_link["Target"]);
if (ilObject::_exists($l_id)) {
if (!in_array($l_id, $linked) && !in_array($l_id, $a_ignore)) {
$linked[] = $l_id;
}
}
}
}
}
//var_dump($linked);
return $linked;
}
/**
* get all internal links of map areas of a mob
*
* @param int $a_mob_id media object id
*/
function _getMapAreasIntLinks($a_mob_id)
{
global $ilDB;
// read media_items records
$query = "SELECT * FROM media_item WHERE mob_id = " . $ilDB->quote($a_mob_id, "integer") . " ORDER BY nr";
$item_set = $ilDB->query($query);
$links = array();
while ($item_rec = $ilDB->fetchAssoc($item_set)) {
$map_links = ilMapArea::_getIntLinks($item_rec["id"]);
foreach ($map_links as $key => $map_link) {
$links[$key] = $map_link;
}
}
return $links;
}
