repatched entity_reference
This commit is contained in:
parent
226561ffd4
commit
fafd439b26
@ -376,6 +376,28 @@ class EntityReference_SelectionHandler_Generic_node extends EntityReference_Sele
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* This only exists to workaround core bugs.
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*/
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class EntityReference_SelectionHandler_Generic_user extends EntityReference_SelectionHandler_Generic {
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/**
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* Implements EntityReferenceHandler::settingsForm().
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*/
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public static function settingsForm($field, $instance) {
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$settings = $field['settings']['handler_settings'];
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$form = parent::settingsForm($field, $instance);
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$form['referenceable_roles'] = array(
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'#type' => 'checkboxes',
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'#title' => t('User roles that can be referenced'),
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'#default_value' => isset($settings['referenceable_roles']) ? array_filter($settings['referenceable_roles']) : array(),
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'#options' => user_roles(TRUE),
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);
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$form['referenceable_status'] = array(
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'#type' => 'checkboxes',
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'#title' => t('User status that can be referenced'),
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'#default_value' => isset($settings['referenceable_status']) ? array_filter($settings['referenceable_status']) : array('active' => 'active'),
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'#options' => array('active' => t('Active'), 'blocked' => t('Blocked')),
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);
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return $form;
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}
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public function buildEntityFieldQuery($match = NULL, $match_operator = 'CONTAINS') {
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$query = parent::buildEntityFieldQuery($match, $match_operator);
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@ -384,11 +406,22 @@ class EntityReference_SelectionHandler_Generic_user extends EntityReference_Sele
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$query->propertyCondition('name', $match, $match_operator);
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}
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// Adding the 'user_access' tag is sadly insufficient for users: core
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// requires us to also know about the concept of 'blocked' and
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// 'active'.
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if (!user_access('administer users')) {
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$query->propertyCondition('status', 1);
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$field = $this->field;
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$settings = $field['settings']['handler_settings'];
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$referenceable_roles = isset($settings['referenceable_roles']) ? array_filter($settings['referenceable_roles']) : array();
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$referenceable_status = isset($settings['referenceable_status']) ? array_filter($settings['referenceable_status']) : array('active' => 'active');
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// If this filter is not filled, use the users access permissions.
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if (empty($referenceable_status)) {
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// Adding the 'user_access' tag is sadly insufficient for users: core
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// requires us to also know about the concept of 'blocked' and 'active'.
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if (!user_access('administer users')) {
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$query->propertyCondition('status', 1);
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}
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}
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elseif (count($referenceable_status) == 1) {
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$values = array('active' => 1, 'blocked' => 0);
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$query->propertyCondition('status', $values[key($referenceable_status)]);
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}
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return $query;
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}
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@ -0,0 +1,560 @@
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<?php
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/**
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* A generic Entity handler.
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*
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* The generic base implementation has a variety of overrides to workaround
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* core's largely deficient entity handling.
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*/
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class EntityReference_SelectionHandler_Generic implements EntityReference_SelectionHandler {
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/**
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* Implements EntityReferenceHandler::getInstance().
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*/
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public static function getInstance($field, $instance = NULL, $entity_type = NULL, $entity = NULL) {
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$target_entity_type = $field['settings']['target_type'];
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// Check if the entity type does exist and has a base table.
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$entity_info = entity_get_info($target_entity_type);
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if (empty($entity_info['base table'])) {
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return EntityReference_SelectionHandler_Broken::getInstance($field, $instance);
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}
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if (class_exists($class_name = 'EntityReference_SelectionHandler_Generic_' . $target_entity_type)) {
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return new $class_name($field, $instance, $entity_type, $entity);
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}
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else {
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return new EntityReference_SelectionHandler_Generic($field, $instance, $entity_type, $entity);
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}
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}
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protected function __construct($field, $instance = NULL, $entity_type = NULL, $entity = NULL) {
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$this->field = $field;
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$this->instance = $instance;
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$this->entity_type = $entity_type;
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$this->entity = $entity;
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}
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/**
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* Implements EntityReferenceHandler::settingsForm().
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*/
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public static function settingsForm($field, $instance) {
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$entity_info = entity_get_info($field['settings']['target_type']);
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// Merge-in default values.
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$field['settings']['handler_settings'] += array(
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'target_bundles' => array(),
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'sort' => array(
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'type' => 'none',
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)
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);
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if (!empty($entity_info['entity keys']['bundle'])) {
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$bundles = array();
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foreach ($entity_info['bundles'] as $bundle_name => $bundle_info) {
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$bundles[$bundle_name] = $bundle_info['label'];
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}
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$form['target_bundles'] = array(
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'#type' => 'checkboxes',
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'#title' => t('Target bundles'),
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'#options' => $bundles,
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'#default_value' => $field['settings']['handler_settings']['target_bundles'],
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'#size' => 6,
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'#multiple' => TRUE,
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'#description' => t('The bundles of the entity type that can be referenced. Optional, leave empty for all bundles.'),
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'#element_validate' => array('_entityreference_element_validate_filter'),
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);
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}
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else {
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$form['target_bundles'] = array(
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'#type' => 'value',
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'#value' => array(),
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);
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}
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$form['sort']['type'] = array(
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'#type' => 'select',
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'#title' => t('Sort by'),
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'#options' => array(
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'none' => t("Don't sort"),
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'property' => t('A property of the base table of the entity'),
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'field' => t('A field attached to this entity'),
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),
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'#ajax' => TRUE,
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'#limit_validation_errors' => array(),
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'#default_value' => $field['settings']['handler_settings']['sort']['type'],
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);
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$form['sort']['settings'] = array(
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'#type' => 'container',
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'#attributes' => array('class' => array('entityreference-settings')),
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'#process' => array('_entityreference_form_process_merge_parent'),
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);
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if ($field['settings']['handler_settings']['sort']['type'] == 'property') {
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// Merge-in default values.
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$field['settings']['handler_settings']['sort'] += array(
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'property' => NULL,
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);
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$form['sort']['settings']['property'] = array(
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'#type' => 'select',
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'#title' => t('Sort property'),
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'#required' => TRUE,
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'#options' => drupal_map_assoc($entity_info['schema_fields_sql']['base table']),
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'#default_value' => $field['settings']['handler_settings']['sort']['property'],
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);
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}
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elseif ($field['settings']['handler_settings']['sort']['type'] == 'field') {
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// Merge-in default values.
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$field['settings']['handler_settings']['sort'] += array(
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'field' => NULL,
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);
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$fields = array();
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foreach (field_info_instances($field['settings']['target_type']) as $bundle_name => $bundle_instances) {
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foreach ($bundle_instances as $instance_name => $instance_info) {
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$field_info = field_info_field($instance_name);
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foreach ($field_info['columns'] as $column_name => $column_info) {
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$fields[$instance_name . ':' . $column_name] = t('@label (column @column)', array('@label' => $instance_info['label'], '@column' => $column_name));
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}
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}
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}
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$form['sort']['settings']['field'] = array(
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'#type' => 'select',
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'#title' => t('Sort field'),
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'#required' => TRUE,
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'#options' => $fields,
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'#default_value' => $field['settings']['handler_settings']['sort']['field'],
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);
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}
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if ($field['settings']['handler_settings']['sort']['type'] != 'none') {
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// Merge-in default values.
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$field['settings']['handler_settings']['sort'] += array(
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'direction' => 'ASC',
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);
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$form['sort']['settings']['direction'] = array(
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'#type' => 'select',
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'#title' => t('Sort direction'),
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'#required' => TRUE,
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'#options' => array(
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'ASC' => t('Ascending'),
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'DESC' => t('Descending'),
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),
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'#default_value' => $field['settings']['handler_settings']['sort']['direction'],
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);
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}
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return $form;
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}
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/**
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* Implements EntityReferenceHandler::getReferencableEntities().
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*/
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public function getReferencableEntities($match = NULL, $match_operator = 'CONTAINS', $limit = 0) {
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$options = array();
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$entity_type = $this->field['settings']['target_type'];
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$query = $this->buildEntityFieldQuery($match, $match_operator);
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if ($limit > 0) {
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$query->range(0, $limit);
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}
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$results = $query->execute();
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if (!empty($results[$entity_type])) {
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$entities = entity_load($entity_type, array_keys($results[$entity_type]));
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foreach ($entities as $entity_id => $entity) {
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list(,, $bundle) = entity_extract_ids($entity_type, $entity);
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$options[$bundle][$entity_id] = check_plain($this->getLabel($entity));
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}
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}
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return $options;
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}
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/**
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* Implements EntityReferenceHandler::countReferencableEntities().
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*/
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public function countReferencableEntities($match = NULL, $match_operator = 'CONTAINS') {
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$query = $this->buildEntityFieldQuery($match, $match_operator);
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return $query
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->count()
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->execute();
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}
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/**
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* Implements EntityReferenceHandler::validateReferencableEntities().
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*/
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public function validateReferencableEntities(array $ids) {
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if ($ids) {
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$entity_type = $this->field['settings']['target_type'];
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$query = $this->buildEntityFieldQuery();
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$query->entityCondition('entity_id', $ids, 'IN');
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$result = $query->execute();
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if (!empty($result[$entity_type])) {
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return array_keys($result[$entity_type]);
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}
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}
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return array();
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}
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/**
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* Implements EntityReferenceHandler::validateAutocompleteInput().
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*/
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public function validateAutocompleteInput($input, &$element, &$form_state, $form) {
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$bundled_entities = $this->getReferencableEntities($input, '=', 6);
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$entities = array();
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foreach($bundled_entities as $entities_list) {
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$entities += $entities_list;
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}
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if (empty($entities)) {
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// Error if there are no entities available for a required field.
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form_error($element, t('There are no entities matching "%value"', array('%value' => $input)));
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}
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elseif (count($entities) > 5) {
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// Error if there are more than 5 matching entities.
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form_error($element, t('Many entities are called %value. Specify the one you want by appending the id in parentheses, like "@value (@id)"', array(
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'%value' => $input,
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'@value' => $input,
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'@id' => key($entities),
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)));
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}
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elseif (count($entities) > 1) {
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// More helpful error if there are only a few matching entities.
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$multiples = array();
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foreach ($entities as $id => $name) {
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$multiples[] = $name . ' (' . $id . ')';
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}
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form_error($element, t('Multiple entities match this reference; "%multiple"', array('%multiple' => implode('", "', $multiples))));
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}
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else {
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// Take the one and only matching entity.
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return key($entities);
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}
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}
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/**
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* Build an EntityFieldQuery to get referencable entities.
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*/
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protected function buildEntityFieldQuery($match = NULL, $match_operator = 'CONTAINS') {
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$query = new EntityFieldQuery();
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$query->entityCondition('entity_type', $this->field['settings']['target_type']);
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if (!empty($this->field['settings']['handler_settings']['target_bundles'])) {
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$query->entityCondition('bundle', $this->field['settings']['handler_settings']['target_bundles'], 'IN');
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}
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if (isset($match)) {
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$entity_info = entity_get_info($this->field['settings']['target_type']);
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if (isset($entity_info['entity keys']['label'])) {
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$query->propertyCondition($entity_info['entity keys']['label'], $match, $match_operator);
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}
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}
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// Add a generic entity access tag to the query.
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$query->addTag($this->field['settings']['target_type'] . '_access');
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$query->addTag('entityreference');
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$query->addMetaData('field', $this->field);
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$query->addMetaData('entityreference_selection_handler', $this);
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// Add the sort option.
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if (!empty($this->field['settings']['handler_settings']['sort'])) {
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$sort_settings = $this->field['settings']['handler_settings']['sort'];
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if ($sort_settings['type'] == 'property') {
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$query->propertyOrderBy($sort_settings['property'], $sort_settings['direction']);
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}
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elseif ($sort_settings['type'] == 'field') {
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list($field, $column) = explode(':', $sort_settings['field'], 2);
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$query->fieldOrderBy($field, $column, $sort_settings['direction']);
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}
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}
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return $query;
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}
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/**
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* Implements EntityReferenceHandler::entityFieldQueryAlter().
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*/
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public function entityFieldQueryAlter(SelectQueryInterface $query) {
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}
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/**
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* Helper method: pass a query to the alteration system again.
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*
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* This allow Entity Reference to add a tag to an existing query, to ask
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* access control mechanisms to alter it again.
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*/
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protected function reAlterQuery(SelectQueryInterface $query, $tag, $base_table) {
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// Save the old tags and metadata.
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// For some reason, those are public.
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$old_tags = $query->alterTags;
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$old_metadata = $query->alterMetaData;
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$query->alterTags = array($tag => TRUE);
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$query->alterMetaData['base_table'] = $base_table;
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drupal_alter(array('query', 'query_' . $tag), $query);
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// Restore the tags and metadata.
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$query->alterTags = $old_tags;
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$query->alterMetaData = $old_metadata;
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}
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/**
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* Implements EntityReferenceHandler::getLabel().
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*/
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public function getLabel($entity) {
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$target_type = $this->field['settings']['target_type'];
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return entity_access('view', $target_type, $entity) ? entity_label($target_type, $entity) : t(ENTITYREFERENCE_DENIED);
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}
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/**
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* Ensure a base table exists for the query.
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*
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* If we have a field-only query, we want to assure we have a base-table
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* so we can later alter the query in entityFieldQueryAlter().
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*
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* @param $query
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* The Select query.
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*
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* @return
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* The alias of the base-table.
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*/
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public function ensureBaseTable(SelectQueryInterface $query) {
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$tables = $query->getTables();
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// Check the current base table.
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foreach ($tables as $table) {
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if (empty($table['join'])) {
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$alias = $table['alias'];
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break;
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}
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}
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if (strpos($alias, 'field_data_') !== 0) {
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// The existing base-table is the correct one.
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return $alias;
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}
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// Join the known base-table.
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$target_type = $this->field['settings']['target_type'];
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$entity_info = entity_get_info($target_type);
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$target_type_base_table = $entity_info['base table'];
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$id = $entity_info['entity keys']['id'];
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// Return the alias of the table.
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return $query->innerJoin($target_type_base_table, NULL, "%alias.$id = $alias.entity_id");
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}
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}
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/**
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* Override for the Node type.
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*
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* This only exists to workaround core bugs.
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*/
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class EntityReference_SelectionHandler_Generic_node extends EntityReference_SelectionHandler_Generic {
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public function entityFieldQueryAlter(SelectQueryInterface $query) {
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// Adding the 'node_access' tag is sadly insufficient for nodes: core
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// requires us to also know about the concept of 'published' and
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// 'unpublished'. We need to do that as long as there are no access control
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// modules in use on the site. As long as one access control module is there,
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// it is supposed to handle this check.
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if (!user_access('bypass node access') && !count(module_implements('node_grants'))) {
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$base_table = $this->ensureBaseTable($query);
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$query->condition("$base_table.status", NODE_PUBLISHED);
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}
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}
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}
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/**
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* Override for the User type.
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*
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* This only exists to workaround core bugs.
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*/
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class EntityReference_SelectionHandler_Generic_user extends EntityReference_SelectionHandler_Generic {
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public function buildEntityFieldQuery($match = NULL, $match_operator = 'CONTAINS') {
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$query = parent::buildEntityFieldQuery($match, $match_operator);
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// The user entity doesn't have a label column.
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if (isset($match)) {
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$query->propertyCondition('name', $match, $match_operator);
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}
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// Adding the 'user_access' tag is sadly insufficient for users: core
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// requires us to also know about the concept of 'blocked' and
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// 'active'.
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if (!user_access('administer users')) {
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$query->propertyCondition('status', 1);
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}
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return $query;
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}
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public function entityFieldQueryAlter(SelectQueryInterface $query) {
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if (user_access('administer users')) {
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// In addition, if the user is administrator, we need to make sure to
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// match the anonymous user, that doesn't actually have a name in the
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// database.
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$conditions = &$query->conditions();
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foreach ($conditions as $key => $condition) {
|
||||
if ($key !== '#conjunction' && is_string($condition['field']) && $condition['field'] === 'users.name') {
|
||||
// Remove the condition.
|
||||
unset($conditions[$key]);
|
||||
|
||||
// Re-add the condition and a condition on uid = 0 so that we end up
|
||||
// with a query in the form:
|
||||
// WHERE (name LIKE :name) OR (:anonymous_name LIKE :name AND uid = 0)
|
||||
$or = db_or();
|
||||
$or->condition($condition['field'], $condition['value'], $condition['operator']);
|
||||
// Sadly, the Database layer doesn't allow us to build a condition
|
||||
// in the form ':placeholder = :placeholder2', because the 'field'
|
||||
// part of a condition is always escaped.
|
||||
// As a (cheap) workaround, we separately build a condition with no
|
||||
// field, and concatenate the field and the condition separately.
|
||||
$value_part = db_and();
|
||||
$value_part->condition('anonymous_name', $condition['value'], $condition['operator']);
|
||||
$value_part->compile(Database::getConnection(), $query);
|
||||
$or->condition(db_and()
|
||||
->where(str_replace('anonymous_name', ':anonymous_name', (string) $value_part), $value_part->arguments() + array(':anonymous_name' => format_username(user_load(0))))
|
||||
->condition('users.uid', 0)
|
||||
);
|
||||
$query->condition($or);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Override for the Comment type.
|
||||
*
|
||||
* This only exists to workaround core bugs.
|
||||
*/
|
||||
class EntityReference_SelectionHandler_Generic_comment extends EntityReference_SelectionHandler_Generic {
|
||||
public function entityFieldQueryAlter(SelectQueryInterface $query) {
|
||||
// Adding the 'comment_access' tag is sadly insufficient for comments: core
|
||||
// requires us to also know about the concept of 'published' and
|
||||
// 'unpublished'.
|
||||
if (!user_access('administer comments')) {
|
||||
$base_table = $this->ensureBaseTable($query);
|
||||
$query->condition("$base_table.status", COMMENT_PUBLISHED);
|
||||
}
|
||||
|
||||
// The Comment module doesn't implement any proper comment access,
|
||||
// and as a consequence doesn't make sure that comments cannot be viewed
|
||||
// when the user doesn't have access to the node.
|
||||
$tables = $query->getTables();
|
||||
$base_table = key($tables);
|
||||
$node_alias = $query->innerJoin('node', 'n', '%alias.nid = ' . $base_table . '.nid');
|
||||
// Pass the query to the node access control.
|
||||
$this->reAlterQuery($query, 'node_access', $node_alias);
|
||||
|
||||
// Alas, the comment entity exposes a bundle, but doesn't have a bundle column
|
||||
// in the database. We have to alter the query ourself to go fetch the
|
||||
// bundle.
|
||||
$conditions = &$query->conditions();
|
||||
foreach ($conditions as $key => &$condition) {
|
||||
if ($key !== '#conjunction' && is_string($condition['field']) && $condition['field'] === 'node_type') {
|
||||
$condition['field'] = $node_alias . '.type';
|
||||
foreach ($condition['value'] as &$value) {
|
||||
if (substr($value, 0, 13) == 'comment_node_') {
|
||||
$value = substr($value, 13);
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
// Passing the query to node_query_node_access_alter() is sadly
|
||||
// insufficient for nodes.
|
||||
// @see EntityReferenceHandler_node::entityFieldQueryAlter()
|
||||
if (!user_access('bypass node access') && !count(module_implements('node_grants'))) {
|
||||
$query->condition($node_alias . '.status', 1);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Override for the File type.
|
||||
*
|
||||
* This only exists to workaround core bugs.
|
||||
*/
|
||||
class EntityReference_SelectionHandler_Generic_file extends EntityReference_SelectionHandler_Generic {
|
||||
public function entityFieldQueryAlter(SelectQueryInterface $query) {
|
||||
// Core forces us to know about 'permanent' vs. 'temporary' files.
|
||||
$tables = $query->getTables();
|
||||
$base_table = key($tables);
|
||||
$query->condition('status', FILE_STATUS_PERMANENT);
|
||||
|
||||
// Access control to files is a very difficult business. For now, we are not
|
||||
// going to give it a shot.
|
||||
// @todo: fix this when core access control is less insane.
|
||||
return $query;
|
||||
}
|
||||
|
||||
public function getLabel($entity) {
|
||||
// The file entity doesn't have a label. More over, the filename is
|
||||
// sometimes empty, so use the basename in that case.
|
||||
return $entity->filename !== '' ? $entity->filename : basename($entity->uri);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Override for the Taxonomy term type.
|
||||
*
|
||||
* This only exists to workaround core bugs.
|
||||
*/
|
||||
class EntityReference_SelectionHandler_Generic_taxonomy_term extends EntityReference_SelectionHandler_Generic {
|
||||
public function entityFieldQueryAlter(SelectQueryInterface $query) {
|
||||
// The Taxonomy module doesn't implement any proper taxonomy term access,
|
||||
// and as a consequence doesn't make sure that taxonomy terms cannot be viewed
|
||||
// when the user doesn't have access to the vocabulary.
|
||||
$base_table = $this->ensureBaseTable($query);
|
||||
$vocabulary_alias = $query->innerJoin('taxonomy_vocabulary', 'n', '%alias.vid = ' . $base_table . '.vid');
|
||||
$query->addMetadata('base_table', $vocabulary_alias);
|
||||
// Pass the query to the taxonomy access control.
|
||||
$this->reAlterQuery($query, 'taxonomy_vocabulary_access', $vocabulary_alias);
|
||||
|
||||
// Also, the taxonomy term entity exposes a bundle, but doesn't have a bundle
|
||||
// column in the database. We have to alter the query ourself to go fetch
|
||||
// the bundle.
|
||||
$conditions = &$query->conditions();
|
||||
foreach ($conditions as $key => &$condition) {
|
||||
if ($key !== '#conjunction' && is_string($condition['field']) && $condition['field'] === 'vocabulary_machine_name') {
|
||||
$condition['field'] = $vocabulary_alias . '.machine_name';
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Implements EntityReferenceHandler::getReferencableEntities().
|
||||
*/
|
||||
public function getReferencableEntities($match = NULL, $match_operator = 'CONTAINS', $limit = 0) {
|
||||
if ($match || $limit) {
|
||||
return parent::getReferencableEntities($match , $match_operator, $limit);
|
||||
}
|
||||
|
||||
$options = array();
|
||||
$entity_type = $this->field['settings']['target_type'];
|
||||
|
||||
// We imitate core by calling taxonomy_get_tree().
|
||||
$entity_info = entity_get_info('taxonomy_term');
|
||||
$bundles = !empty($this->field['settings']['handler_settings']['target_bundles']) ? $this->field['settings']['handler_settings']['target_bundles'] : array_keys($entity_info['bundles']);
|
||||
|
||||
foreach ($bundles as $bundle) {
|
||||
if ($vocabulary = taxonomy_vocabulary_machine_name_load($bundle)) {
|
||||
if ($terms = taxonomy_get_tree($vocabulary->vid, 0, NULL, TRUE)) {
|
||||
foreach ($terms as $term) {
|
||||
$options[$vocabulary->machine_name][$term->tid] = str_repeat('-', $term->depth) . check_plain(entity_label('taxonomy_term', $term));
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return $options;
|
||||
}
|
||||
}
|
||||
Loading…
x
Reference in New Issue
Block a user