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root / drupal7 / sites / all / modules / webform / views / webform_handler_area_result_pager.inc @ 01f36513

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<?php
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/**
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 * Definition of views_handler_area_result.
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 *
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 * Views area handler to display some configurable result summary.
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 *
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 * @ingroup views_area_handlers
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 */
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class webform_handler_area_result_pager extends views_handler_area_result {
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  /**
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   *
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   */
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  public function option_definition() {
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    $options = parent::option_definition();
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    $options['content']['default'] = t('Displaying @start - @end of @total. @items_per_page_links');
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    $options['tokenize'] = array('default' => FALSE, 'bool' => TRUE);
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    return $options;
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  }
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  /**
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   *
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   */
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  public function options_form(&$form, &$form_state) {
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    parent::options_form($form, $form_state);
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    $form['content']['#description'] .= '<br/>' . t('Plus @items_per_page_links -- the list of links to change the items/page, with prompt');
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    $form['tokenize'] = array(
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      '#type' => 'checkbox',
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      '#title' => t('Use replacement tokens from the first row'),
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      '#default_value' => $this->options['tokenize'],
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    );
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  }
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  /**
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   * Find out the information to render.
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   */
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  public function render($empty = FALSE) {
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    $output = parent::render($empty);
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    if (is_string($output) && isset($this->view->query->pager)) {
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      $output = str_replace('@items_per_page_links', $this->render_items_per_page($this->view->query->pager), $output);
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      if ($this->options['tokenize']) {
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        $output = $this->view->style_plugin->tokenize_value($output, 0);
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        $output = $this->sanitize_value($output, 'xss_admin');
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      }
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    }
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    return $output;
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  }
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  /**
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   *
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   */
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  public function query() {
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    $view = $this->view;
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    if (!empty($_GET['items_per_page']) && $_GET['items_per_page'] > 0) {
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      $view->set_items_per_page($_GET['items_per_page']);
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    }
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    elseif (!empty($_GET['items_per_page']) && $_GET['items_per_page'] == 'All') {
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      $view->set_items_per_page(0);
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    }
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  }
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  /**
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   *
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   */
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  public function render_items_per_page($pager) {
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    $sanitized_options = array();
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    if (!empty($pager->options['expose']['items_per_page_options'])) {
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      $options = explode(',', $pager->options['expose']['items_per_page_options']);
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      foreach ($options as $option) {
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        if ($pager->total_items <= intval($option)) {
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          break;
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        }
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        $sanitized_options[intval($option)] = intval($option);
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      }
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      if (!empty($sanitized_options) && !empty($pager->options['expose']['items_per_page_options_all']) && !empty($pager->options['expose']['items_per_page_options_all_label'])) {
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        $sanitized_options[0] = $pager->options['expose']['items_per_page_options_all_label'];
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      }
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      $url_query = $_GET;
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      unset($url_query['q']);
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      foreach ($sanitized_options as $items_per_page => &$label) {
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        $selected = $pager->options['items_per_page'] == $items_per_page ||
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                    ($items_per_page == 0 && $pager->total_items < intval($pager->options['items_per_page']));
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        $label = l($label, $_GET['q'], array(
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          'query' => array('items_per_page' => $label) + $url_query,
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          'attributes' => array(
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            'class' => $selected ? array('selected') : array(),
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          ),
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        ));
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      }
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      // Drop PHP reference.
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      unset($label);
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      // Include CSS needed for 'selected' class.
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      drupal_add_library('webform', 'admin');
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    }
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    return $sanitized_options ? t('Show !links results per page.', array('!links' => implode(' | ', $sanitized_options))) : '';
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  }
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}