From 446627e3055972fe883236f4cf4ea31c32c50d89 Mon Sep 17 00:00:00 2001
From: Sandro Santilli <strk@keybit.net>
Date: Fri, 21 Sep 2012 12:58:34 +0200
Subject: [PATCH] Fix iteration on redis keys

---
 tools/reset_styles | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/tools/reset_styles b/tools/reset_styles
index 13cace58..53b736dc 100755
--- a/tools/reset_styles
+++ b/tools/reset_styles
@@ -13,19 +13,23 @@ var client = redis.createClient(REDIS_PORT, 'localhost');
 client.on('connect', function() {
   client.select(dbnum);
   client.keys('map_style|*', function(err, matches) {
-    for (var i=0; i<matches.length; i++) {
-      var k = matches[i];
-      var i0 = i+1;
-      console.log("Resetting style " + i0 + " key: " + k);
+
+    processNext = function() {
+      if ( ! matches.length ) process.exit(0);
+      var k = matches.shift();
+      console.log("Resetting XML in key: " + k);
       client.get(k, function(err, val) {
         if ( err ) throw err;
         val = JSON.parse(val);
         delete val.xml;
         client.set(k, JSON.stringify(val), function() {
-          console.log("done with style " + i0 + " / " + matches.length);
-          if ( i0 == matches.length ) process.exit(0);
+          console.log("done with style " + k);
+          processNext();
         });
       });
     }
+
+    processNext();
+
   });
 });