function _showGalleryImages($data, $fieldname)
{
if (isset($data['id'])) {
$this->setFieldValueSet('img', AMPContentLookup_GalleryImages::instance($data['id']));
return $data['id'];
}
}
function getImageFilename($choose_rand = false)
{
$value = $this->getData('img');
if ($value || !$choose_rand) {
return $value;
}
$all_images =& AMPContentLookup_GalleryImages::instance($this->id);
if (empty($all_images)) {
return false;
}
$just_images = array_values($all_images);
return $just_images[rand(0, count($all_images) - 1)];
}
function &instance($gallery_id)
{
static $lookup = false;
if (!$lookup) {
$lookup = new AMPContentLookup_GalleryImages($gallery_id);
} else {
$lookup->_addCriteriaGallery($gallery_id);
$lookup->init();
}
return $lookup->dataset;
}
