function _term_reference_tree_get_allowed_values in Taxonomy Term Reference Tree Widget 7.2
Same name and namespace in other branches
- 7 term_reference_tree.widget.inc \_term_reference_tree_get_allowed_values()
Returns an array of allowed values defined by the given view.
Parameters
$filter: A view, in the format VIEWNAME:DISPLAYNAME
Return value
An array of term IDs (tid => true) returned by the view.
1 call to _term_reference_tree_get_allowed_values()
- term_reference_tree_process_checkbox_tree in ./
term_reference_tree.widget.inc - Process the checkbox_tree widget.
File
- ./
term_reference_tree.widget.inc, line 632
Code
function _term_reference_tree_get_allowed_values($filter) {
$viewname = "";
$displayname = "";
$allowed = array();
if (module_exists('views') && $filter != '') {
list($viewname, $displayname) = explode(":", $filter);
$view = views_get_view($viewname);
if (is_object($view)) {
if ($view
->access($displayname)) {
// Save the page title first, since execute_display() will reset this to the display title.
$title = drupal_get_title();
$view
->execute_display($displayname);
$title = drupal_set_title($title, PASS_THROUGH);
foreach ($view->result as $item) {
$allowed[$item->tid] = true;
}
}
else {
drupal_set_message("Cannot access view for term reference tree widget.", 'warning');
}
}
else {
drupal_set_message("Term reference tree: no view named '{$viewname}'", 'warning');
}
}
return $allowed;
}