MDL-27448 Added common base class for all resource module successors

backup/converter/moodle1/handlerlib.php

@@ -1516,7 +1516,42 @@ abstract class moodle1_mod_handler extends moodle1_plugin_handler {
 
 
 /**
- * Base class for activity module handlers
+ * Base class for all modules that are successors of the 1.9 resource module
+ */
+abstract class moodle1_resource_successor_handler extends moodle1_mod_handler {
+
+    /**
+     * Resource successors do not attach to paths themselves, they are called explicitely
+     * by moodle1_mod_resource_handler
+     *
+     * @return array
+     */
+    final public function get_paths() {
+        return array();
+    }
+
+    /**
+     * Converts /MOODLE_BACKUP/COURSE/MODULES/MOD/RESOURCE data
+     *
+     * Called by {@link moodle1_mod_resource_handler::process_resource()}
+     *
+     * @param array $data pre-cooked legacy resource data
+     * @param array $raw raw legacy resource data
+     */
+    public function process_resource(array $data, array $raw) {
+    }
+
+    /**
+     * Called when the parses reaches the end </MOD> resource tag
+     *
+     * @param array $data the data returned by {@link self::process_resource} or just pre-cooked
+     */
+    public function on_resource_end(array $data) {
+    }
+}
+
+/**
+ * Base class for block handlers
  */
 abstract class moodle1_block_handler extends moodle1_plugin_handler {