views_toggle_filter_handler.inc in Views Toggle Filter 7

Definition of views_toggle_filter_handler.

File

views/views_toggle_filter_handler.inc

<?php

/**
 * @file
 * Definition of views_toggle_filter_handler.
 */

/**
 * Views Toggle Filter handler.
 *
 * @ingroup views_filter_handlers
 */
class views_toggle_filter_handler extends views_handler_filter {
  function get_filter_options() {
    $filters = array();
    foreach ($this->view->display_handler
      ->get_handlers('filter') as $filter_id => $handler) {
      if ($handler
        ->is_exposed() && $filter_id !== $this->options['id']) {
        $filters[$filter_id] = $handler
          ->ui_name(TRUE) . ' ' . $handler
          ->admin_summary();
      }
    }
    return $filters;
  }
  function option_definition() {
    $options = parent::option_definition();
    $options['exposed'] = array(
      'default' => TRUE,
      'bool' => TRUE,
    );
    $options['first_name'] = array(
      'default' => '',
      'translatable' => TRUE,
    );
    $options['second_name'] = array(
      'default' => '',
      'translatable' => TRUE,
    );
    $options['first_filters'] = array(
      'default' => array(),
    );
    $options['second_filters'] = array(
      'default' => array(),
    );
    return $options;
  }
  function options_form(&$form, &$form_state) {
    parent::options_form($form, $form_state);

    // Lock the exposed checkbox.
    $form['expose_button']['checkbox']['checkbox']['#disabled'] = TRUE;
    $form['expose_button']['checkbox']['#attributes']['class'][] = 'element-invisible';
    $form['first_name'] = array(
      '#type' => 'textfield',
      '#title' => t('Name of the first state'),
      '#default_value' => $this->options['first_name'],
    );
    $form['second_name'] = array(
      '#type' => 'textfield',
      '#title' => t('Name of the second state'),
      '#default_value' => $this->options['second_name'],
    );
    $filters = $this
      ->get_filter_options();
    if (!empty($filters)) {
      $form['first_filters'] = array(
        '#type' => 'checkboxes',
        '#title' => t('Filters to show in the first state'),
        '#options' => $filters,
        '#default_value' => $this->options['first_filters'],
      );
      $form['second_filters'] = array(
        '#type' => 'checkboxes',
        '#title' => t('Filters to show in the second state'),
        '#options' => $filters,
        '#default_value' => $this->options['second_filters'],
      );
    }
  }

  /**
   * Display the filter on the administrative summary.
   */
  function admin_summary() {
    return t('Toggle filter');
  }
  function expose_form(&$form, &$form_state) {
    $form['#theme'] = 'views_ui_expose_filter_form';

    // #flatten will move everything from $form['expose'][$key] to $form[$key]
    // prior to rendering. That's why the pre_render for it needs to run first,
    // so that when the next pre_render (the one for fieldsets) runs, it gets
    // the flattened data.
    array_unshift($form['#pre_render'], 'views_ui_pre_render_flatten_data');
    $form['expose']['#flatten'] = TRUE;
    $form['expose']['identifier'] = array(
      '#type' => 'textfield',
      '#default_value' => $this->options['expose']['identifier'],
      '#title' => t('Filter identifier'),
      '#size' => 40,
      '#description' => t('This will appear in the URL after the ? to identify this filter. Cannot be blank.'),
      '#fieldset' => 'more',
    );
  }

  /**
   * Add a type selector to the value form
   */
  function value_form(&$form, &$form_state) {
    parent::value_form($form, $form_state);
    if (!empty($form_state['exposed'])) {
      $options = array(
        0 => $this->options['first_name'],
        1 => $this->options['second_name'],
      );
      $form['value'] = array(
        '#type' => 'radios',
        '#title' => '',
        '#options' => $options,
        '#default_value' => !empty($this->value) ? $this->value : 0,
      );
      $first_filters = array();
      $second_filters = array();
      foreach ($this->view->display_handler
        ->get_handlers('filter') as $filter_id => $handler) {
        if ($handler
          ->is_exposed() && $filter_id !== $this->options['id']) {
          $identifier = $handler->options['expose']['identifier'];
          if (empty($identifier)) {
            continue;
          }
          if (!empty($this->options['first_filters'][$filter_id])) {
            $first_filters[$identifier] = TRUE;
          }
          if (!empty($this->options['second_filters'][$filter_id])) {
            $second_filters[$identifier] = TRUE;
          }
          if (!empty($first_filters[$identifier]) && !empty($second_filters[$identifier])) {
            unset($first_filters[$identifier], $second_filters[$identifier]);
          }
        }
      }
      $form_state['views_toggle_filter'][$this->options['expose']['identifier']] = array(
        0 => $first_filters,
        1 => $second_filters,
      );
      if (!isset($form['#after_build'])) {
        $form['#after_build'] = array();
      }
      if (!in_array('views_toggle_filter_exposed_form_after_build', $form['#after_build'])) {
        $form['#after_build'][] = 'views_toggle_filter_exposed_form_after_build';
      }
    }
  }
  function accept_exposed_input($input) {
    if (!empty($this->options['expose']['identifier'])) {
      if (isset($input[$this->options['expose']['identifier']])) {
        $this->value = $input[$this->options['expose']['identifier']];
      }
    }
    return TRUE;
  }
  function exposed_translate(&$form, $type) {

    // Do not convert radios into select.
  }
  function query() {

    // Do nothing.
  }

}

Classes

Name	Description
views_toggle_filter_handler	Views Toggle Filter handler.