Issue #3462551: Add option to export everything

Closes #3462551

src/Commands/EmeCommands.php

@@ -158,6 +158,8 @@ class EmeCommands extends DrushCommands {
    *   The ID of the export plugin to use.
    * @option use-batch
    *   Use Drupal batch.
+   * @option all
+   *   Export every content entity and their dependencies.
    *
    * @usage eme:export --id demo --types node,block_content
    *   Export all custom blocks, nodes and their dependencies to a new module at
@@ -186,6 +188,7 @@ class EmeCommands extends DrushCommands {
     ],
   ) {
     $given_options = array_filter($options);
+    $exportEverything = array_key_exists('all', $given_options);
     $types_to_export = !empty($given_options['types'])
       ? array_filter(explode(',', $given_options['types']))
       : NULL;
@@ -199,14 +202,14 @@ class EmeCommands extends DrushCommands {
       ? trim($given_options['destination'], '/')
       : 'modules/custom';
 
-    // Update does not allows override anything but the exported entity types.
+    // Update does not allow override anything but the exported entity types.
     if ($options['update']) {
       if (!array_key_exists($options['update'], $this->discoveredExports)) {
         $this->logger()->error(dt('The specified export module does not exist.'));
         return;
       }
       $module_name = $options['update'];
-      // Update does not allows override anything but the exported entity types.
+      // Update does not allow override anything but the exported entity types.
       $types_to_export = $types_to_export ?? $this->discoveredExports[$module_name]['types'];
       [
         'name' => $human_name,
@@ -225,26 +228,28 @@ class EmeCommands extends DrushCommands {
     }
 
     // Validate entity type IDs.
-    if (empty($types_to_export) || !is_array($types_to_export)) {
-      $this->logger()->error(dt('No entity types were provided.'));
-      return;
-    }
-    $missing_mistyped_ignored = array_reduce(
-      $types_to_export,
-      function (array $carry, string $entity_type_id) {
-        $pieces = explode(':', $entity_type_id);
-        if (!isset($this->contentEntityTypes[$pieces[0]])) {
-          $carry[] = $entity_type_id;
-        }
-        return $carry;
-      },
-      []
-    );
-    if (!empty($missing_mistyped_ignored)) {
-      $this->logger()->error(dt('The following entity type IDs cannot be found or are set to be ignored during content export: @entity-types.', [
-        '@entity-types' => implode(', ', $missing_mistyped_ignored),
-      ]));
-      return;
+    if (!$exportEverything && $types_to_export !== 'all') {
+      if (empty($types_to_export) || !is_array($types_to_export)) {
+        $this->logger()->error(dt('No entity types were provided.'));
+        return;
+      }
+      $missing_mistyped_ignored = array_reduce(
+        $types_to_export,
+        function (array $carry, string $entity_type_id) {
+          $pieces = explode(':', $entity_type_id);
+          if (!isset($this->contentEntityTypes[$pieces[0]])) {
+            $carry[] = $entity_type_id;
+          }
+          return $carry;
+        },
+        []
+      );
+      if (!empty($missing_mistyped_ignored)) {
+        $this->logger()->error(dt('The following entity type IDs cannot be found or are set to be ignored during content export: @entity-types.', [
+          '@entity-types' => implode(', ', $missing_mistyped_ignored),
+        ]));
+        return;
+      }
     }
 
     // Validate export destination.
@@ -262,7 +267,7 @@ class EmeCommands extends DrushCommands {
     }
 
     $export_config = [
-      'types' => $types_to_export,
+      'types' => $types_to_export ?: 'all',
       'module' => $module_name,
       'name' => $human_name,
       'id-prefix' => $migration_prefix,