protected function RestWSEntityResourceController::propertyQueryOperation in RESTful Web Services 7.2

Helper function which takes care of distinguishing between fields and entity properties and executes the right EntityFieldQuery function for it.

Parameters

EntityFieldQuery $query: The EntityFieldQuery pointer which should be used.

string $operation: The general function name, without the words 'property' or 'field'.

string $property: The property or field which should be used.

string|array $value: The value for the function.

3 calls to RestWSEntityResourceController::propertyQueryOperation()

RestWSEntityResourceController::count in ./restws.entity.inc

Implements RestWSQueryResourceControllerInterface::count().

RestWSEntityResourceController::nodeAccess in ./restws.entity.inc

Helper function to respect node permissions while querying.

RestWSEntityResourceController::query in ./restws.entity.inc

Implements RestWSQueryResourceControllerInterface::query().

File

./restws.entity.inc, line 362

RESTful web services module integration for entities.

Class

RestWSEntityResourceController

Controller for entity-bases resources.

Code

protected function propertyQueryOperation(EntityFieldQuery $query, $operation, $property, $value) {
  $properties = $this
    ->propertyInfo();

  // Check property access.
  if (!empty($properties[$property]['access callback'])) {
    if (!call_user_func($properties[$property]['access callback'], 'view', $property, NULL, NULL, $this
      ->resource())) {
      throw new RestWSException(t('Not authorized to query property @p', array(
        '@p' => $property,
      )), 403);
    }
  }

  // If field is not set, then the filter is a property and we can extract
  // the schema field from the property array.
  if (empty($properties[$property]['field'])) {
    $column = $properties[$property]['schema field'];
    $operation = 'property' . $operation;
    $query
      ->{$operation}($column, $value);
  }
  else {

    // For fields we need the field info to get the right column for the
    // query.
    $field_info = field_info_field($property);
    $operation = 'field' . $operation;
    if (is_array($value)) {

      // Specific column filters are given, so add a query condition for each
      // one of them.
      foreach ($value as $column => $val) {
        $query
          ->{$operation}($field_info, $column, $val);
      }
    }
    else {

      // Just pick the first field column for the operation.
      $columns = array_keys($field_info['columns']);
      $column = $columns[0];
      $query
        ->{$operation}($field_info, $column, $value);
    }
  }
}