From 7582c51cfefa24b0e059458aa4bf04c3d537d0de Mon Sep 17 00:00:00 2001
From: Scott Sawyer <scott@scottsawyerconsulting.com>
Date: Wed, 3 Nov 2021 01:05:37 -0400
Subject: [PATCH 1/2] Added hook_link_alter implementation, updated coding
 standards

---
 facets_hardcode.module | 75 ++++++++++++++++++++++++++++++++++++++----
 1 file changed, 68 insertions(+), 7 deletions(-)

diff --git a/facets_hardcode.module b/facets_hardcode.module
index 2bf1f1e..efa112f 100644
--- a/facets_hardcode.module
+++ b/facets_hardcode.module
@@ -1,9 +1,24 @@
 <?php
 
+/**
+ * @file
+ * Contains facets_hardcode.module.
+ */
+
+use Drupal\Core\Entity\EntityInterface;
+use Drupal\Core\Entity\Display\EntityViewDisplayInterface;
+use Drupal\Core\Language\LanguageInterface;
+use Drupal\Core\Url;
+use Drupal\facets_hardcode\FacetsHardcodePathHelper;
+use Drupal\facets_hardcode\FacetsHardcodeMetatagHelper;
+
+/**
+ * Implements hook_preprocess_views_pager_with_summary().
+ */
 function facets_hardcode_preprocess_views_pager_with_summary(&$variables) {
-  if (\Drupal\facets_hardcode\FacetsHardcodePathHelper::isFacetPath()) {
-    $faceted_path = \Drupal\facets_hardcode\FacetsHardcodePathHelper::getFacetedPath();
-    $base_path = \Drupal\facets_hardcode\FacetsHardcodePathHelper::filterFacetsFromPath($faceted_path);
+  if (FacetsHardcodePathHelper::isFacetPath()) {
+    $faceted_path = FacetsHardcodePathHelper::getFacetedPath();
+    $base_path = FacetsHardcodePathHelper::filterFacetsFromPath($faceted_path);
 
     if ($faceted_path != $base_path) {
       if (isset($variables['items']['pages'])) {
@@ -24,12 +39,58 @@ function facets_hardcode_preprocess_views_pager_with_summary(&$variables) {
 /**
  * Implements hook_entity_view_alter().
  */
-function facets_hardcode_entity_view_alter(array &$build, Drupal\Core\Entity\EntityInterface $entity, \Drupal\Core\Entity\Display\EntityViewDisplayInterface $display) {
-  \Drupal\facets_hardcode\FacetsHardcodeMetatagHelper::updateCanonicalUrls($build);
+function facets_hardcode_entity_view_alter(array &$build, EntityInterface $entity, EntityViewDisplayInterface $display) {
+  FacetsHardcodeMetatagHelper::updateCanonicalUrls($build);
 }
 
 function facets_hardcode_preprocess_html(&$variables) {
-  $facet_path = \Drupal\facets_hardcode\FacetsHardcodePathHelper::getFacetedPath();
+  $facet_path = FacetsHardcodePathHelper::getFacetedPath();
 
-  \Drupal\facets_hardcode\FacetsHardcodeMetatagHelper::setRobotsMetatag($variables['page'], $facet_path);
+  FacetsHardcodeMetatagHelper::setRobotsMetatag($variables['page'], $facet_path);
+}
+
+/**
+ * Implements hook_link_alter().
+ *
+ * Checks for links starting with /facets-hardcode/ and outputs a valid facet
+ * URL for the site in the correct language.
+ */
+function facets_hardcode_link_alter(&$variables) {
+  /** @var \Drupal\Core\Url $url */
+  $url = $variables['url'];
+  if (!$url->isRouted()) {
+    $path = $url->toString();
+    if (strpos($path, '/facets-hardcode/') === 0) {
+      $config = \Drupal::config('facets_hardcode.settings');
+      $identifier = $config->get('dynamic_facets_url_identifier') ?? 'f';
+
+      $path = str_replace('/facets-hardcode', '', $path);
+      $facets = '';
+      if (strpos($path, "/$identifier/") !== FALSE) {
+        [$path, $facets] = explode("/$identifier/", $path);
+      }
+
+      /** @var \Drupal\Core\Path\AliasManagerInterface $aliasManager */
+      $aliasManager = \Drupal::service('path.alias_manager');
+      $languageManager = \Drupal::languageManager();
+      $currentLanguage = $languageManager->getCurrentLanguage(LanguageInterface::TYPE_CONTENT)->getId();
+
+      $path = $aliasManager->getPathByAlias($path, $languageManager->getDefaultLanguage()->getId());
+      $path = $aliasManager->getAliasByPath($path, $currentLanguage);
+
+      $uri = \Drupal::request()->getSchemeAndHttpHost();
+
+      if ($languageManager->getDefaultLanguage()->getId() !== $currentLanguage) {
+        $uri .= "/$currentLanguage";
+      }
+
+      $uri .= $path;
+
+      if ($facets) {
+        $uri .= "/$identifier/$facets";
+      }
+
+      $variables['url'] = Url::fromUri($uri);
+    }
+  }
 }

From 81a23b3b7701a900b25344f6b14509edae56bfe8 Mon Sep 17 00:00:00 2001
From: Scott Sawyer <scott@scottsawyerconsulting.com>
Date: Wed, 3 Nov 2021 13:41:34 -0400
Subject: [PATCH 2/2] Refactored to support menu items not rendered through
 'link()'

---
 facets_hardcode.module | 91 ++++++++++++++++++++++++++++++++----------
 1 file changed, 69 insertions(+), 22 deletions(-)

diff --git a/facets_hardcode.module b/facets_hardcode.module
index efa112f..efd5c29 100644
--- a/facets_hardcode.module
+++ b/facets_hardcode.module
@@ -61,36 +61,83 @@ function facets_hardcode_link_alter(&$variables) {
   if (!$url->isRouted()) {
     $path = $url->toString();
     if (strpos($path, '/facets-hardcode/') === 0) {
-      $config = \Drupal::config('facets_hardcode.settings');
-      $identifier = $config->get('dynamic_facets_url_identifier') ?? 'f';
+      $uri = facets_hardcode_replace_path($path);
+      $variables['url'] = Url::fromUri($uri);
+    }
+  }
+}
+
+/**
+ * Implements hook_preprocess_menu().
+ */
+function facets_hardcode_preprocess_menu(&$variables) {
+  if (isset($variables['items'])) {
+    $variables['items'] = facets_hardcode_replace_menu_items($variables['items']);
+  }
+}
 
-      $path = str_replace('/facets-hardcode', '', $path);
-      $facets = '';
-      if (strpos($path, "/$identifier/") !== FALSE) {
-        [$path, $facets] = explode("/$identifier/", $path);
+/**
+ * Replace menu link item below.
+ *
+ * @param array $items
+ *   The items to replace the url.
+ *
+ * @return array
+ *   The items with the url replaced.
+ */
+function facets_hardcode_replace_menu_items($items) {
+  foreach ($items as $key => $item) {
+    if (isset($item['url']) && !$item['url']->isRouted()) {
+      $path = $item['url']->toString();
+      if (strpos($path, '/facets-hardcode/') === 0) {
+        $uri = facets_hardcode_replace_path($path);
+        $items[$key]['url'] = Url::fromUri($uri);
       }
+    }
+    if (!empty($item['below'])) {
+      $items[$key]['below'] = facets_hardcode_replace_menu_items($item['below']);
+    }
+  }
+  return $items;
+}
 
-      /** @var \Drupal\Core\Path\AliasManagerInterface $aliasManager */
-      $aliasManager = \Drupal::service('path.alias_manager');
-      $languageManager = \Drupal::languageManager();
-      $currentLanguage = $languageManager->getCurrentLanguage(LanguageInterface::TYPE_CONTENT)->getId();
+/**
+ * Replace 'facets-hardcode' in links.
+ *
+ * @param string $path
+ *   The original path.
+ *
+ * @return string
+ *   The replaced path.
+ */
+function facets_hardcode_replace_path(string $path) {
+  $config = \Drupal::config('facets_hardcode.settings');
+  $identifier = $config->get('dynamic_facets_url_identifier') ?? 'f';
+
+  $path = str_replace('/facets-hardcode', '', $path);
+  $facets = '';
+  if (strpos($path, "/$identifier/") !== FALSE) {
+    [$path, $facets] = explode("/$identifier/", $path);
+  }
 
-      $path = $aliasManager->getPathByAlias($path, $languageManager->getDefaultLanguage()->getId());
-      $path = $aliasManager->getAliasByPath($path, $currentLanguage);
+  /** @var \Drupal\Core\Path\AliasManagerInterface $aliasManager */
+  $aliasManager = \Drupal::service('path.alias_manager');
+  $languageManager = \Drupal::languageManager();
+  $currentLanguage = $languageManager->getCurrentLanguage(LanguageInterface::TYPE_CONTENT)->getId();
 
-      $uri = \Drupal::request()->getSchemeAndHttpHost();
+  $path = $aliasManager->getPathByAlias($path, $languageManager->getDefaultLanguage()->getId());
+  $path = $aliasManager->getAliasByPath($path, $currentLanguage);
 
-      if ($languageManager->getDefaultLanguage()->getId() !== $currentLanguage) {
-        $uri .= "/$currentLanguage";
-      }
+  $uri = \Drupal::request()->getSchemeAndHttpHost();
 
-      $uri .= $path;
+  if ($languageManager->getDefaultLanguage()->getId() !== $currentLanguage) {
+    $uri .= "/$currentLanguage";
+  }
 
-      if ($facets) {
-        $uri .= "/$identifier/$facets";
-      }
+  $uri .= $path;
 
-      $variables['url'] = Url::fromUri($uri);
-    }
+  if ($facets) {
+    $uri .= "/$identifier/$facets";
   }
+  return $uri;
 }