Issue #3335627 by Shubham Rathore: Update core_version_requirement on info.yml...

Issue #3335627 by Shubham Rathore: Update core_version_requirement on info.yml file according to info.yml template

Closes #3441502

src/EventSubscriber/ResponseSubscriber.php

@@ -8,6 +8,9 @@ use Symfony\Component\HttpKernel\Event\ResponseEvent;
 use Symfony\Component\HttpKernel\KernelEvents;
 
 class ResponseSubscriber implements EventSubscriberInterface {
+  protected array $path = [];
+  protected array $ignoreList = [];
+
   public function onResponse(ResponseEvent $event) {
     $response = $event->getResponse();
     // First we check if we have an JSON:API response
@@ -35,6 +38,10 @@ class ResponseSubscriber implements EventSubscriberInterface {
     if (!$config->get('remove_links')) {
       return;
     }
+    
+    if ($config->get('ignore_list')) {
+      $this->ignoreList = array_filter(explode("\n", $config->get('ignore_list')), 'trim');
+    }
 
     $this->removeLinks($json);
 
@@ -42,26 +49,55 @@ class ResponseSubscriber implements EventSubscriberInterface {
     $event->setResponse($response);
   }
 
-  protected function removeLinks(&$data) {
+  protected function removeLinks(&$data, string $node = null) {
+    if ($node) {
+      $this->path[] = $node;
+    }
+
+    // If we find the current path on the ignore list, we skip anything below that
+    if ($this->isOnIgnoreList()) {
+      array_pop($this->path);
+      return;
+    }
+
     if (is_scalar($data)) {
+      array_pop($this->path);
       return;
     }
 
     if (is_object($data)) {
-      unset($data->links);
+      // If this is the JSON:API response, do not remove the links.
+      // The links on the response may include pager links.
+      if (!property_exists($data, 'jsonapi')) {
+        // Meta must return an object. If links are the only property,
+        // and the links are removed by this module, then an empty array
+        // will be returned instead.
+        // So, if meta only contains links, then remove meta as well.
+        if (property_exists($data, 'meta') && property_exists($data->meta, 'links')) {
+          unset($data->meta->links);
+          $property_list = get_object_vars($data->meta);
+          if (count($property_list) === 0) {
+            unset($data->meta);
+          }
+        }
+        unset($data->links);
+      }
 
       foreach (get_object_vars($data) as $name => $attribute) {
-        $this->removeLinks($data->$name);
+        $this->removeLinks($data->$name, $name);
       }
 
+      array_pop($this->path);
       return;
     }
 
     if (is_array($data)) {
-      foreach ($data as &$item) {
-        $this->removeLinks($item);
+      foreach ($data as $i => &$item) {
+        $this->removeLinks($item, $i);
       }
     }
+
+    array_pop($this->path);
   }
 
   public static function getSubscribedEvents() {
@@ -69,4 +105,16 @@ class ResponseSubscriber implements EventSubscriberInterface {
     return $events;
   }
 
+  private function isOnIgnoreList(): bool {
+    $path = implode('.', $this->path);
+
+    for ($i = 0; $i < count($this->ignoreList); $i++) {
+      if (preg_match('/' . $this->ignoreList[$i] . '/', $path)) {
+        return true;
+      }
+    }
+
+    return false;
+  }
+  
 }