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BooleanOperatorString.php in Views (for Drupal 7) 8.3

File

lib/Drupal/views/Plugin/views/filter/BooleanOperatorString.php
View source
<?php

/**
 * @file
 * Definition of Drupal\views\Plugin\views\filter\BooleanOperatorString.
 */
namespace Drupal\views\Plugin\views\filter;

use Drupal\Core\Annotation\Plugin;

/**
 * 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
 *
 * @Plugin(
 *   id = "boolean_string"
 * )
 */
class BooleanOperatorString extends BooleanOperator {
  public function query() {
    $this
      ->ensureMyTable();
    $where = "{$this->tableAlias}.{$this->realField} ";
    if (empty($this->value)) {
      $where .= "= ''";
      if ($this->accept_null) {
        $where = '(' . $where . " OR {$this->tableAlias}.{$this->realField} IS NULL)";
      }
    }
    else {
      $where .= "<> ''";
    }
    $this->query
      ->add_where($this->options['group'], $where);
  }

}

Classes

Namesort descending Description
BooleanOperatorString Simple filter to handle matching of boolean values.