views_handler_filter_boolean_operator_string.inc in Views (for Drupal 7) 7.3

Definition of views_handler_filter_boolean_operator_string.

File

handlers/views_handler_filter_boolean_operator_string.inc

<?php

/**
 * @file
 * Definition of views_handler_filter_boolean_operator_string.
 */

/**
 * Simple filter to handle matching of boolean values.
 *
 * This handler checks to see if a string field is empty (equal to '') or not.
 * It is otherwise identical to the parent operator.
 *
 * Definition items:
 * - label: (REQUIRED) The label for the checkbox.
 *
 * @ingroup views_filter_handlers
 */
class views_handler_filter_boolean_operator_string extends views_handler_filter_boolean_operator {

  /**
   * {@inheritdoc}
   */
  public function query() {
    $this
      ->ensure_my_table();
    $where = "{$this->table_alias}.{$this->real_field} ";
    if (empty($this->value)) {
      $where .= "= ''";
      if ($this->accept_null) {
        $where = '(' . $where . " OR {$this->table_alias}.{$this->real_field} IS NULL)";
      }
    }
    else {
      $where .= "<> ''";
    }
    $this->query
      ->add_where_expression($this->options['group'], $where);
  }

}

Classes

Name	Description
views_handler_filter_boolean_operator_string	Simple filter to handle matching of boolean values.