Issue #3270453 by RenatoG: Update the operations to include attributes to upper operation

src/Form/BlockClassBulkOperationsForm.php

@@ -114,6 +114,7 @@ class BlockClassBulkOperationsForm extends ConfigFormBase {
     // Insert the "Insertion attributes" only if attributes is enabled.
     if ($enable_attributes) {
       $operation_options['insert_attributes'] = $this->t('Insert attributes');
+      $operation_options['convert_attributes_to_uppercase'] = $this->t('Convert all attributes to uppercase');
       $operation_options['convert_attributes_to_lowercase'] = $this->t('Convert all attributes to lowercase');
     }
 

src/Form/BlockClassConfirmBulkOperationForm.php

@@ -141,6 +141,12 @@ class BlockClassConfirmBulkOperationForm extends ConfirmFormBase {
 
           continue 2;
 
+        case 'convert_attributes_to_uppercase':
+
+          $this->convertAttributesToUpperCase($block);
+
+          continue 2;
+
         case 'convert_attributes_to_lowercase':
 
           $this->convertAttributesToLowerCase($block);
@@ -262,6 +268,28 @@ class BlockClassConfirmBulkOperationForm extends ConfirmFormBase {
     $block->save();
   }
 
+  /**
+   * Method to update attributes to uppercase.
+   */
+  public function convertAttributesToUpperCase(&$block) {
+
+    // Get the current block classes configured.
+    $attributes = $block->getThirdPartySetting('block_class', 'attributes');
+
+    if (empty($attributes)) {
+      return FALSE;
+    }
+
+    // Add the new attributes in the current ones.
+    $attributes = strtoupper($attributes);
+
+    // Store that in the Third Party Setting.
+    $block->setThirdPartySetting('block_class', 'attributes', $attributes);
+
+    // Save the block.
+    $block->save();
+  }
+
   /**
    * Method to update attributes to lowercase.
    */