/**
* Get all element sets, elements, and element texts associated with the
* provided record.
*
* @param Omeka_Record_AbstractRecord $record The record from which to
* extract metadata.
* @param bool $getItemType Whether to get the item type metadata.
* @return stdClass A list of element sets or an item type.
*/
protected function _getElemetSetsByElementTexts(Omeka_Record_AbstractRecord $record, $getItemType = false)
{
$elementSets = array();
$itemType = array();
// Get all element texts associated with the provided record.
$elementTexts = $record->getAllElementTexts();
foreach ($elementTexts as $elementText) {
// Get associated element and element set records.
$element = get_db()->getTable('Element')->find($elementText->element_id);
// Skip texts where we can't find their Element.
if (!$element) {
continue;
}
$elementSet = get_db()->getTable('ElementSet')->find($element->element_set_id);
// Also skip if we can find the Element but not the Set (less likely)
if (!$elementSet) {
continue;
}
// Differentiate between the element sets and the "Item Type
// Metadata" pseudo element set.
if (ElementSet::ITEM_TYPE_NAME == $elementSet->name) {
$itemType['elements'][$element->id]['name'] = $element->name;
$itemType['elements'][$element->id]['description'] = $element->description;
$itemType['elements'][$element->id]['elementTexts'][$elementText->id]['text'] = $elementText->text;
} else {
$elementSets[$elementSet->id]['name'] = $elementSet->name;
$elementSets[$elementSet->id]['description'] = $elementSet->description;
$elementSets[$elementSet->id]['elements'][$element->id]['name'] = $element->name;
$elementSets[$elementSet->id]['elements'][$element->id]['description'] = $element->description;
$elementSets[$elementSet->id]['elements'][$element->id]['elementTexts'][$elementText->id]['text'] = $elementText->text;
}
}
// Return the item type metadata.
if ($getItemType) {
$itemType['id'] = $record->Type->id;
$itemType['name'] = $record->Type->name;
$itemType['description'] = $record->Type->description;
return $itemType;
}
// Return the element sets metadata.
return $elementSets;
}
/**
* Get unfiltered representations of element texts belonging to a record.
*
* Note the HTML flag in the representation. This indicates to the consumer
* that the representation is unfiltered.
*
* @param Omeka_Record_AbstractRecord $record
* @return array
*/
protected function _getUnfilteredElementTextRepresentations(Omeka_Record_AbstractRecord $record)
{
$representations = array();
// Get the record's element texts from the ElementText mixin, as opposed
// to the AllElementTexts view helper.
foreach ($record->getAllElementTexts() as $elementText) {
// Cache information about elements and element sets to avoid
// unnecessary database queries.
if (!isset($this->_elementsCache[$elementText->element_id])) {
$element = get_db()->getTable('Element')->find($elementText->element_id);
if (!$element) {
continue;
}
$this->_elementsCache[$element->id] = array('id' => $element->id, 'element_set_id' => $element->element_set_id, 'name' => $element->name);
}
$element = $this->_elementsCache[$elementText->element_id];
if (!isset($this->_elementSetsCache[$element['element_set_id']])) {
$elementSet = get_db()->getTable('ElementSet')->find($element['element_set_id']);
if (!$elementSet) {
continue;
}
$this->_elementSetsCache[$elementSet->id] = array('id' => $elementSet->id, 'name' => $elementSet->name);
}
$elementSet = $this->_elementSetsCache[$element['element_set_id']];
// Build the representation.
$representation = array('html' => (bool) $elementText->html, 'text' => $elementText->text, 'element_set' => array('id' => $elementSet['id'], 'url' => $this->getResourceUrl("/element_sets/{$elementSet['id']}"), 'name' => $elementSet['name'], 'resource' => 'element_sets'), 'element' => array('id' => $element['id'], 'url' => $this->getResourceUrl("/elements/{$element['id']}"), 'name' => $element['name'], 'resource' => 'elements'));
$representations[] = $representation;
}
return $representations;
}
