views.inc in Taxonomy display 7

File

handlers/associated/views.inc

<?php

/**
 * Ajax callback; return just the term display sub-form.
 *
 * @return renderable array
 */
function taxonomy_display_associated_display_handler_views_callback($form, $form_state) {
  $field = taxonomy_display_form_fieldset($form, 'associated');
  if ($field) {
    return $field['display'];
  }
}

/**
 * Add a display handler that will use the Drupal core method of display.
 */
class TaxonomyDisplayAssociatedDisplayHandlerViews extends TaxonomyDisplayAssociatedDisplayHandler {

  /**
   * Build our output to be rendered to the user.
   *
   * @see TaxonomyDisplayAssociatedDisplayHandler::displayAssociated()
   */
  public function displayAssociated($term, $options = NULL) {
    module_load_include('module', 'views');
    $build = array();

    // The code below essentially mimics views_embed_view() but outputs a
    // watchdog error if the view/view display isn't valid.
    $view = views_get_view($options['view']);

    // If view/view display isn't valid.
    if (!$view || !isset($view->display[$options['display']])) {
      watchdog('taxonomy_display', 'The view and/or view display for %vocab is missing, go to the <a href="!link">full display page</a> and reconfigure the taxonomy term\'s associated content display.', array(
        '%vocab' => $term->vocabulary_machine_name,
        '!link' => url('admin/structure/taxonomy/' . $term->vocabulary_machine_name . '/display/full'),
      ), WATCHDOG_ERROR);
    }
    elseif ($view
      ->access($options['display'])) {

      // Ensure links stay on taxonomy term page.
      $view->override_path = current_path();

      // Generate the view's output.
      $output = $view
        ->preview($options['display'], array(
        $term->tid,
      ));
      if ($output) {
        $build['view'] = array(
          '#markup' => $output,
        );
      }

      // Set page title from view's title if desired, and if it has a title set
      if ($options['use_view_title'] && $view->build_info['title']) {
        drupal_set_title(strtr($view->build_info['title'], $view->build_info['substitutions']), PASS_THROUGH);
      }
    }
    return $build;
  }

  /**
   * Build our form for the fieldset.
   *
   * @see TaxonomyDisplayHandlerForm::formFieldset()
   */
  public function formFieldset(&$form, &$values, $options = NULL) {
    module_load_include('module', 'views');
    $form['#description'] = t('Use <em>Views</em> for displaying associated content.');

    // Get options for the view select field.
    $views = views_get_all_views();
    $select_options = array();
    foreach ($views as $view) {
      if (views_view_is_enabled($view)) {

        // #1507632 It has been reported that some views have empty human names,
        // so we add a condition and use the view name if human is unavailable.
        $select_options[$view->name] = empty($view->human_name) ? $view->name : $view->human_name;
      }
    }
    $form['view'] = array(
      '#ajax' => array(
        'callback' => 'taxonomy_display_associated_display_handler_views_callback',
        'wrapper' => 'replace-td-views-display-field',
      ),
      '#default_value' => isset($options['view']) ? $options['view'] : FALSE,
      '#description' => t('Select which view you would like to display the associated content.'),
      '#options' => $select_options,
      '#title' => t('View'),
      '#type' => 'select',
    );

    // Retrieve the views displays to supply as options.
    if (isset($values['view'])) {
      $view = $views[$values['view']];
    }
    elseif (isset($options['view'])) {
      $view = $views[$options['view']];
    }
    else {

      // If the view hasn't been submitted and it's not previously saved then
      // fetch it as the first view field option.
      reset($select_options);
      $view = $views[key($select_options)];
    }
    $select_options = array();

    // Get options for the view's display field.
    foreach ($view->display as $key => $display) {
      $select_options[$key] = $display->display_title;
    }
    $form['display'] = array(
      '#default_value' => isset($options['display']) ? $options['display'] : 'default',
      '#description' => t('The display selected will have the taxonomy term ID supplied as the first argument.'),
      '#options' => $select_options,
      '#prefix' => '<div id="replace-td-views-display-field">',
      '#suffix' => '</div>',
      '#title' => t("View's display"),
      '#type' => 'select',
    );
    $form['use_view_title'] = array(
      '#default_value' => isset($options['use_view_title']) ? $options['use_view_title'] : 0,
      '#return_value' => 1,
      '#description' => t('If checked, the page title will be inherited from the view\'s display page title, instead of using the term name.'),
      '#prefix' => '<div id="replace-td-views-use_view_title-field">',
      '#suffix' => '</div>',
      '#title' => t("Set page title the same as view display title"),
      '#type' => 'checkbox',
    );
  }

  /**
   * We store values to access later for rendering and editing.
   *
   * @see TaxonomyDisplayHandlerForm::formSubmit()
   */
  public function formSubmit($form, &$values) {

    // We are using the exact keys that our formFieldset() implementation
    // defines and we want all of the values stored, so we have no need to alter
    // them before returning.
    return $values;
  }

}

Functions

Name	Description
taxonomy_display_associated_display_handler_views_callback	Ajax callback; return just the term display sub-form.

Classes

Name	Description
TaxonomyDisplayAssociatedDisplayHandlerViews	Add a display handler that will use the Drupal core method of display.