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- <?php
- /**
- * @file
- * Custom hook implementations for Metatag Favicons.
- */
- use Drupal\Core\Routing\RouteMatchInterface;
- /**
- * Implements hook_help().
- */
- function metatag_favicons_help($route_name, RouteMatchInterface $route_match) {
- switch ($route_name) {
- // Main module help for the metatag_favicons module.
- case 'help.page.metatag_favicons':
- $output = '';
- $output .= '<h3>' . t('About') . '</h3>';
- $output .= '<p>' . t('Provides support for many different favicons.') . '</p>';
- return $output;
- default:
- }
- }
- /**
- * Implements hook_page_attachments_alter().
- */
- function metatag_favicons_page_attachments_alter(array &$attachments) {
- // Check html_head_link on attached tags in head.
- if (!isset($attachments['#attached']['html_head_link'])) {
- return;
- }
- // Remove the default shortcut icon if one was set by Metatag.
- foreach ($attachments['#attached']['html_head'] as $element) {
- if (isset($element[1]) && $element[1] == 'shortcut_icon') {
- foreach ($attachments['#attached']['html_head_link'] as $key => $value) {
- if (isset($value[0]['rel']) && $value[0]['rel'] == 'shortcut icon') {
- unset($attachments['#attached']['html_head_link'][$key]);
- }
- }
- }
- }
- }
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