Added new FN to check for submit and validation...

src/bootstrap/safer_io.php

@@ -342,6 +342,13 @@ final class safer_io {
         self::$JSON_POST_DATA = self::get_json_post_data(true, $levels_deep);
     }
     
+    public static function required_fields_were_NOT_all_submitted(array $data): bool {
+        $field = $data['name'] ?? false;
+        $empty = $data['meta'][$field]['empty'] ?? true;
+        $required = $data['meta'][$field]['validation_rules_set'] ?? false;
+        return ($empty && $required);
+    }
+    
     private static function sanitize_helper(
         string $from,
         string $input_field_name,
@@ -386,6 +393,8 @@ final class safer_io {
             $messages[$input_field_name] = $a->validation_message;
         }
 
+        $meta[$input_field_name]['validation_rules_set'] = (count($rules)) ? true : false;
+        
         $db = (isset($a->skip_the_db)) ? $a->skip_the_db : false;
         $meta[$input_field_name]['type'] = $field_type->name;
         $meta[$input_field_name]['skip_db'] = $db;
@@ -394,14 +403,17 @@ final class safer_io {
             $safer_data = null;
             $safer_db_data = null;
             $safer_html_data = null;
+            $meta[$input_field_name]['empty'] = true;
         } else {
             $field_filter_resolved = $field_type->resolve();
+            
+            $meta[$input_field_name]['empty'] = false;
 
             $safer_data = $user_text;
             if ($field_type == FIELD_FILTER::email) {
                 $safer_data = substr($safer_data, 0, 254);
             }
-
+            
             $safer_data = filter_var($safer_data, FILTER_DEFAULT, $field_filter_resolved);
 
             // FallBack: These field types should never allow arrays anyways

src/bootstrap/validator.php

@@ -36,7 +36,9 @@ class validator {
           } else {
             $dataset[] = $data[$field];
           }
-        } 
+        } else {
+            $dataset[] = null; // If field is null, force null set
+        }
         return $dataset;
     }