/**
* Return array containing information about all hierarchies, including their root_id's
* For non-adhoc hierarchies such as places, this call returns the contents of the place_hierarchies list
* with some extra information such as the # of top-level items in each hierarchy.
*
* For an ad-hoc hierarchy like that of an object, there is only ever one hierarchy to display - that of the current object.
* So for adhoc hierarchies we just return a single entry corresponding to the root of the current object hierarchy
*/
public function getHierarchyList($pb_dummy = false)
{
$vn_pk = $this->getPrimaryKey();
$vs_template = $this->getAppConfig()->get('ca_objects_hierarchy_browser_display_settings');
if (!$vn_pk) {
$o_db = new Db();
if (is_array($va_type_ids = caMergeTypeRestrictionLists($this, array())) && sizeof($va_type_ids)) {
$qr_res = $o_db->query("\n\t\t\t\t\tSELECT o.object_id, count(*) c\n\t\t\t\t\tFROM ca_objects o\n\t\t\t\t\tINNER JOIN ca_objects AS p ON p.parent_id = o.object_id\n\t\t\t\t\tWHERE o.parent_id IS NULL AND o.type_id IN (?)\n\t\t\t\t\tGROUP BY o.object_id\n\t\t\t\t", array($va_type_ids));
} else {
$qr_res = $o_db->query("\n\t\t\t\t\tSELECT o.object_id, count(*) c\n\t\t\t\t\tFROM ca_objects o\n\t\t\t\t\tINNER JOIN ca_objects AS p ON p.parent_id = o.object_id\n\t\t\t\t\tWHERE o.parent_id IS NULL\n\t\t\t\t\tGROUP BY o.object_id\n\t\t\t\t");
}
$va_hiers = array();
$va_object_ids = $qr_res->getAllFieldValues('object_id');
$qr_res->seek(0);
$va_labels = $this->getPreferredDisplayLabelsForIDs($va_object_ids);
while ($qr_res->nextRow()) {
$va_hiers[$vn_object_id = $qr_res->get('object_id')] = array('object_id' => $vn_object_id, 'item_id' => $vn_object_id, 'name' => caProcessTemplateForIDs($vs_template, 'ca_objects', array($vn_object_id)), 'hierarchy_id' => $vn_object_id, 'children' => (int) $qr_res->get('c'));
}
return $va_hiers;
} else {
// return specific object as root of hierarchy
$vs_label = $this->getLabelForDisplay(false);
$vs_hier_fld = $this->getProperty('HIERARCHY_ID_FLD');
$vs_parent_fld = $this->getProperty('PARENT_ID_FLD');
$vn_hier_id = $this->get($vs_hier_fld);
if ($this->get($vs_parent_fld)) {
// currently loaded row is not the root so get the root
$va_ancestors = $this->getHierarchyAncestors();
if (!is_array($va_ancestors) || sizeof($va_ancestors) == 0) {
return null;
}
$t_object = new ca_objects($va_ancestors[0]);
} else {
$t_object =& $this;
}
$va_children = $t_object->getHierarchyChildren(null, array('idsOnly' => true));
$va_object_hierarchy_root = array($t_object->get($vs_hier_fld) => array('object_id' => $vn_pk, 'item_id' => $vn_pk, 'name' => $vs_name = caProcessTemplateForIDs($vs_template, 'ca_objects', array($vn_pk)), 'hierarchy_id' => $vn_hier_id, 'children' => sizeof($va_children)));
return $va_object_hierarchy_root;
}
}
/**
* Download all media attached to specified object (not necessarily open for editing)
* Includes all representation media attached to the specified object + any media attached to oter
* objects in the same object hierarchy as the specified object. Used by the book viewer interfacce to
* initiate a download.
*/
public function DownloadMedia()
{
if (!caObjectsDisplayDownloadLink($this->request)) {
$this->postError(1100, _t('Cannot download media'), 'DetailController->DownloadMedia');
return;
}
$pn_object_id = $this->request->getParameter('object_id', pInteger);
$t_object = new ca_objects($pn_object_id);
if (!($vn_object_id = $t_object->getPrimaryKey())) {
return;
}
$ps_version = $this->request->getParameter('version', pString);
if (!$ps_version) {
$ps_version = 'original';
}
$this->view->setVar('version', $ps_version);
$va_ancestor_ids = $t_object->getHierarchyAncestors(null, array('idsOnly' => true, 'includeSelf' => true));
if ($vn_parent_id = array_pop($va_ancestor_ids)) {
$t_object->load($vn_parent_id);
array_unshift($va_ancestor_ids, $vn_parent_id);
}
$va_child_ids = $t_object->getHierarchyChildren(null, array('idsOnly' => true));
foreach ($va_ancestor_ids as $vn_id) {
array_unshift($va_child_ids, $vn_id);
}
$vn_c = 1;
$va_file_names = array();
$va_file_paths = array();
foreach ($va_child_ids as $vn_object_id) {
$t_object = new ca_objects($vn_object_id);
if (!$t_object->getPrimaryKey()) {
continue;
}
$va_reps = $t_object->getRepresentations(array($ps_version));
$vs_idno = $t_object->get('idno');
foreach ($va_reps as $vn_representation_id => $va_rep) {
$va_rep_info = $va_rep['info'][$ps_version];
$vs_idno_proc = preg_replace('![^A-Za-z0-9_\\-]+!', '_', $vs_idno);
switch ($this->request->user->getPreference('downloaded_file_naming')) {
case 'idno':
$vs_file_name = $vs_idno_proc . '_' . $vn_c . '.' . $va_rep_info['EXTENSION'];
break;
case 'idno_and_version':
$vs_file_name = $vs_idno_proc . '_' . $ps_version . '_' . $vn_c . '.' . $va_rep_info['EXTENSION'];
break;
case 'idno_and_rep_id_and_version':
$vs_file_name = $vs_idno_proc . '_representation_' . $vn_representation_id . '_' . $ps_version . '.' . $va_rep_info['EXTENSION'];
break;
case 'original_name':
default:
if ($va_rep['info']['original_filename']) {
$va_tmp = explode('.', $va_rep['info']['original_filename']);
if (sizeof($va_tmp) > 1) {
if (strlen($vs_ext = array_pop($va_tmp)) < 3) {
$va_tmp[] = $vs_ext;
}
}
$vs_file_name = join('_', $va_tmp);
} else {
$vs_file_name = $vs_idno_proc . '_representation_' . $vn_representation_id . '_' . $ps_version;
}
if (isset($va_file_names[$vs_file_name . '.' . $va_rep_info['EXTENSION']])) {
$vs_file_name .= "_{$vn_c}";
}
$vs_file_name .= '.' . $va_rep_info['EXTENSION'];
break;
}
$va_file_names[$vs_file_name] = true;
$this->view->setVar('version_download_name', $vs_file_name);
//
// Perform metadata embedding
$t_rep = new ca_object_representations($va_rep['representation_id']);
if (!($vs_path = caEmbedMetadataIntoRepresentation($t_object, $t_rep, $ps_version))) {
$vs_path = $t_rep->getMediaPath('media', $ps_version);
}
$va_file_paths[$vs_path] = $vs_file_name;
$vn_c++;
}
}
if (sizeof($va_file_paths) > 1) {
if (!($vn_limit = ini_get('max_execution_time'))) {
$vn_limit = 30;
}
set_time_limit($vn_limit * 2);
$o_zip = new ZipFile();
foreach ($va_file_paths as $vs_path => $vs_name) {
$o_zip->addFile($vs_path, $vs_name, null, array('compression' => 0));
// don't try to compress
}
$this->view->setVar('archive_path', $vs_path = $o_zip->output(ZIPFILE_FILEPATH));
$this->view->setVar('archive_name', preg_replace('![^A-Za-z0-9\\.\\-]+!', '_', $t_object->get('idno')) . '.zip');
$this->response->sendHeaders();
$vn_rc = $this->render('Details/object_download_media_binary.php');
$this->response->sendContent();
if ($vs_path) {
unlink($vs_path);
}
} else {
foreach ($va_file_paths as $vs_path => $vs_name) {
$this->view->setVar('archive_path', $vs_path);
$this->view->setVar('archive_name', $vs_name);
}
$this->response->sendHeaders();
$vn_rc = $this->render('Details/object_download_media_binary.php');
$this->response->sendContent();
}
return $vn_rc;
}
