#320024 by Dave Reid: Replace hardcoded drupal_required_modules() with required = TRUE in .info files.

includes/module.inc

@@ -492,5 +492,13 @@ function module_invoke_all() {
  * Array of modules required by core.
  */
 function drupal_required_modules() {
-  return array('block', 'filter', 'node', 'system', 'user');
+  $files = drupal_system_listing('/\.info$/', 'modules', 'name', 0);
+  $required = array();
+  foreach ($files as $name => $file) {
+    $info = drupal_parse_info_file($file->filename);
+    if (!empty($info) && !empty($info['required']) && $info['required']) {
+      $required[] = $name;
+    }
+  }
+  return $required;
 }

modules/block/block.info

@@ -8,4 +8,4 @@ core = 7.x
 files[] = block.module
 files[] = block.admin.inc
 files[] = block.install
-hidden = TRUE
+required = TRUE

modules/filter/filter.info

@@ -8,4 +8,4 @@ files[] = filter.module
 files[] = filter.admin.inc
 files[] = filter.pages.inc
 files[] = filter.install
-hidden = TRUE
+required = TRUE

modules/node/node.info

@@ -9,4 +9,4 @@ files[] = content_types.inc
 files[] = node.admin.inc
 files[] = node.pages.inc
 files[] = node.install
-hidden = TRUE
+required = TRUE

modules/system/system.admin.inc

@@ -616,7 +616,7 @@ function system_modules($form_state = array()) {
 
   // Remove hidden modules from display list.
   foreach ($files as $filename => $file) {
-    if (!empty($file->info['hidden'])) {
+    if (!empty($file->info['hidden']) || !empty($file->info['required'])) {
       unset($files[$filename]);
     }
   }

modules/system/system.info

@@ -8,4 +8,4 @@ files[] = system.module
 files[] = system.admin.inc
 files[] = image.gd.inc
 files[] = system.install
-hidden = TRUE
+required = TRUE

modules/user/user.info

@@ -8,4 +8,4 @@ files[] = user.module
 files[] = user.admin.inc
 files[] = user.pages.inc
 files[] = user.install
-hidden = TRUE
+required = TRUE