1 files changed, 23 insertions, 0 deletions
diff --git a/engine/classes/Exportable.php b/engine/classes/Exportable.php
new file mode 100644
index 000000000..0c1ea5282
--- /dev/null
+++ b/engine/classes/Exportable.php
@@ -0,0 +1,23 @@
+<?php
+/**
+ * Define an interface for all ODD exportable objects.
+ *
+ * @package    Elgg.Core
+ * @subpackage ODD
+ */
+interface Exportable {
+	/**
+	 * This must take the contents of the object and convert it to exportable ODD
+	 *
+	 * @return object or array of objects.
+	 */
+	public function export();
+
+	/**
+	 * Return a list of all fields that can be exported.
+	 * This should be used as the basis for the values returned by export()
+	 *
+	 * @return array
+	 */
+	public function getExportableValues();
+}