Add creator to schemas

mapper/creator.go

@@ -0,0 +1,33 @@
+package mapper
+
+import (
+	"github.com/rancher/norman/types"
+	"github.com/rancher/norman/types/mapper"
+)
+
+type Creator struct {
+	m types.Mapper
+}
+
+func (c *Creator) FromInternal(data map[string]interface{}) {
+	if c.m != nil {
+		c.m.FromInternal(data)
+	}
+}
+
+func (c *Creator) ToInternal(data map[string]interface{}) {
+	if c.m != nil {
+		c.m.ToInternal(data)
+	}
+}
+
+func (c *Creator) ModifySchema(schema *types.Schema, schemas *types.Schemas) error {
+	if schema.CanList() && schema.CanCreate() {
+		schema.ResourceFields["creatorId"] = types.Field{
+			Type: "reference[user]",
+		}
+		c.m = &mapper.AnnotationField{Field: "creatorId"}
+		return c.m.ModifySchema(schema, schemas)
+	}
+	return nil
+}