views_show_more.module in Views Show More 8

Views Show More module.

File

views_show_more.module

<?php

/**
 * @file
 * Views Show More module.
 */
use Drupal\Core\Template\Attribute;
use Drupal\Component\Utility\Html;
use Drupal\Core\Url;
use Drupal\Core\Routing\RouteMatchInterface;

/**
 * Theme function for pager link generation.
 */
function views_show_more_preprocess_views_show_more_pager(&$vars) {

  /* @var $pager_manager \Drupal\Core\Pager\PagerManagerInterface */
  $pager_manager = \Drupal::service('pager.manager');
  $element = $vars['element'];
  $parameters = $vars['parameters'];
  $pager = $pager_manager
    ->getPager($element);
  if (!$pager) {
    return;
  }
  $current = $pager
    ->getCurrentPage();
  $total = $pager
    ->getTotalPages();
  $pager_classes = [
    'js-pager__items',
    'pager__items',
    'pager-show-more',
  ];
  if ($current < $total - 1) {
    $options = [
      'query' => $pager_manager
        ->getUpdatedParameters($parameters, $element, $current + 1),
    ];
    $vars['item'] = [
      'href' => Url::fromRoute('<current>', [], $options)
        ->toString(),
      'text' => $vars['options']['show_more_text'],
    ];
  }
  else {
    $pager_classes[] = 'pager-show-more-empty';
    $vars['item'] = [
      'text' => !empty($vars['options']['show_more_empty_text']) ? Html::escape($vars['options']['show_more_empty_text']) : '',
    ];
  }
  $vars['attributes'] = new Attribute([
    'class' => $pager_classes,
  ]);

  // This is based on the entire current query string. We need to ensure
  // cacheability is affected accordingly.
  $vars['#cache']['contexts'][] = 'url.query_args';
  $vars['heading_id'] = Html::getUniqueId('pagination-heading');
}

/**
 * Implements hook_help().
 */
function views_show_more_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    case 'help.page.views_show_more':
      $text = file_get_contents(dirname(__FILE__) . '/README.md');
      if (!\Drupal::moduleHandler()
        ->moduleExists('markdown')) {
        return '<pre>' . $text . '</pre>';
      }
      else {

        // Use the Markdown filter to render the README.
        $filter_manager = \Drupal::service('plugin.manager.filter');
        $settings = \Drupal::configFactory()
          ->get('markdown.settings')
          ->getRawData();
        $config = [
          'settings' => $settings,
        ];
        $filter = $filter_manager
          ->createInstance('markdown', $config);
        return $filter
          ->process($text, 'en');
      }
  }
  return NULL;
}

Functions

Name	Description
views_show_more_help	Implements hook_help().
views_show_more_preprocess_views_show_more_pager	Theme function for pager link generation.