class OaTeams_SelectionHandler in Open Atrium Core 7.2
An EntityReference selection plugin for Open Atrium Teams.
It show the appropriate list of teams for the current Space, including inherited Teams.
Hierarchy
- class \OaTeams_SelectionHandler implements EntityReference_SelectionHandler
Expanded class hierarchy of OaTeams_SelectionHandler
1 string reference to 'OaTeams_SelectionHandler'
- oa_teams.inc in modules/
oa_teams/ plugins/ entityreference_selection/ oa_teams.inc
File
- modules/
oa_teams/ plugins/ entityreference_selection/ OaTeams_SelectionHandler.class.php, line 13 - Contains the OaTeams_SelectionHandler class.
View source
class OaTeams_SelectionHandler implements EntityReference_SelectionHandler {
/**
* Implements EntityReferenceHandler::getInstance().
*/
public static function getInstance($field, $instance = NULL, $entity_type = NULL, $entity = NULL) {
if ($field['settings']['target_type'] !== 'node') {
return EntityReference_SelectionHandler_Broken::getInstance($field, $instance);
}
return new OaTeams_SelectionHandler();
}
protected function __construct() {
// We don't need to construct anything!
}
/**
* Implements EntityReferenceHandler::settingsForm().
*/
public static function settingsForm($field, $instance) {
return array();
}
/**
* Implements EntityReferenceHandler::getReferencableEntities().
*/
public function getReferencableEntities($match = NULL, $match_operator = 'CONTAINS', $limit = 0) {
$nids = array_keys(oa_teams_get_teams_for_space());
$teams = node_load_multiple($nids);
$options = array(
OA_TEAM_TYPE => array(),
);
$count = 0;
foreach ($teams as $nid => $team) {
$count++;
$label = $this
->getLabel($team);
if (!$match || stripos($label, $match) !== FALSE) {
$options[OA_TEAM_TYPE][$nid] = check_plain($this
->getLabel($team));
}
if ($limit && $count == $limit) {
break;
}
}
return $options;
}
/**
* Implements EntityReferenceHandler::countReferencableEntities().
*/
public function countReferencableEntities($match = NULL, $match_operator = 'CONTAINS') {
$options = $this
->getReferencableEntities();
return count($options['node']);
}
/**
* Implements EntityReferenceHandler::validateReferencableEntities().
*/
public function validateReferencableEntities(array $ids) {
// Assume any are valid.
$validated = $ids;
return $validated;
}
/**
* Implements EntityReferenceHandler::validateAutocompleteInput().
*
* Copied from EntityReference_SelectionHandler_Generic::validateAutocompleteInput().
*/
public function validateAutocompleteInput($input, &$element, &$form_state, $form) {
$entities = $this
->getReferencableEntities($input, '=', 6);
if (empty($entities)) {
// Error if there are no entities available for a required field.
form_error($element, t('There are no entities matching "%value"', array(
'%value' => $input,
)));
}
elseif (count($entities) > 5) {
// Error if there are more than 5 matching entities.
form_error($element, t('Many entities are called %value. Specify the one you want by appending the id in parentheses, like "@value (@id)"', array(
'%value' => $input,
'@value' => $input,
'@id' => key($entities),
)));
}
elseif (count($entities) > 1) {
// More helpful error if there are only a few matching entities.
$multiples = array();
foreach ($entities as $id => $name) {
$multiples[] = $name . ' (' . $id . ')';
}
form_error($element, t('Multiple entities match this reference; "%multiple"', array(
'%multiple' => implode('", "', $multiples),
)));
}
else {
// Take the one and only matching entity.
return key($entities);
}
}
/**
* Implements EntityReferenceHandler::entityFieldQueryAlter().
*/
public function entityFieldQueryAlter(SelectQueryInterface $query) {
}
/**
* Implements EntityReferenceHandler::getLabel().
*/
public function getLabel($entity) {
return entity_access('view', 'node', $entity) ? entity_label('node', $entity) : t('- Restricted access -');
}
}