cli update script accepts a list of archives to update

cli/update_index.php

@@ -2,28 +2,34 @@
 
 /**
  * CLI script to update archive index
+ *
+ * Usage: php update_index.php [name1] [name2] [...]
  */
 
 define('CLI_SCRIPT', true);
 
 /*
+ *
  * Configuration is in moodle's config.php
- * 
+ *
  * Sample:
- * 
+ *
  * $CFG->local_archive_config[] =
- *         array('type'=>'backup19'		  // storage type (backup19 = moodle 1.9 backup)
+ *         array('type'=>'backup1'		  // storage type (backup1 = moodle 1.x backup)
  *               'name'=>'ecow2',         // unique name
  *               'directory'=>'/backups'  // directory containing backups
  *         );
- * 
+ *
  */
 
 require_once(dirname(dirname(dirname(dirname(__FILE__)))).'/config.php');
 require_once($CFG->dirroot.'/local/archive/lib.php');
 
+//
+
 // Ensure errors are well explained
 $CFG->debug = DEBUG_NORMAL;
 
-local_archive_update_index();
+$instances = array_slice($argv, 1);
+local_archive_update_index($instances);
 

lib.php

@@ -38,11 +38,16 @@ function local_archive_get_storageclass($config) {
     return new $classname($config);
 }
 
-function local_archive_update_index() {
+function local_archive_update_index($instancenames = array()) {
     global $CFG, $LOCAL_ARCHIVE_INSTANCES;
     global $DB;
     local_archive_init_archives();
     foreach ($LOCAL_ARCHIVE_INSTANCES as $archive) {
+        if (!empty($instancenames)) {
+            if (false === array_search($archive->get_name(), $instancenames)) {
+                continue;  // skip this archive
+            }
+        }
         mtrace("Updating ".$archive->get_name()." (".$archive->get_storagetype().")... ");
         try {
             $archive->update_index();