From a95522e16552acbc5b16cc66e4314e0c1c7229a9 Mon Sep 17 00:00:00 2001
From: Alice Harris <alice.harris@oldgods.net>
Date: Sat, 24 Jan 2015 16:04:46 +1000
Subject: [PATCH] create script to convert false to null in items.mounts for
 https://github.com/HabitRPG/habitrpg/pull/4374#issuecomment-71038795

---
 migrations/20150124_mountmaster_fix.js | 83 ++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 migrations/20150124_mountmaster_fix.js

diff --git a/migrations/20150124_mountmaster_fix.js b/migrations/20150124_mountmaster_fix.js
new file mode 100644
index 0000000000..2c5367bca7
--- /dev/null
+++ b/migrations/20150124_mountmaster_fix.js
@@ -0,0 +1,83 @@
+var migrationName = '20150124_mountmaster_fix.js';
+var authorName = 'Alys'; // in case script author needs to know when their ...
+var authorUuid = 'd904bd62-da08-416b-a816-ba797c9ee265'; //... own data is done
+
+/**
+ * https://github.com/HabitRPG/habitrpg/pull/4374#issuecomment-71038795
+ * Convert false to null for mounts that used to be owned.
+ */
+
+// var dbserver = 'ds031379-a0.mongolab.com:31379'
+var dbserver = 'localhost:27017'
+
+var mongo = require('mongoskin');
+var _ = require('lodash');
+
+var dbUsers = mongo.db(dbserver + '/habitrpg?auto_reconnect').collection('users');
+
+var query = {
+	'items.mounts':{$exists:true}
+	};
+
+var fields = {
+	'items.mounts':1
+    };
+
+var animals = [ "Wolf-Base", "Wolf-White", "Wolf-Desert", "Wolf-Red", "Wolf-Shade", "Wolf-Skeleton", "Wolf-Zombie", "Wolf-CottonCandyPink", "Wolf-CottonCandyBlue", "Wolf-Golden", "TigerCub-Base", "TigerCub-White", "TigerCub-Desert", "TigerCub-Red", "TigerCub-Shade", "TigerCub-Skeleton", "TigerCub-Zombie", "TigerCub-CottonCandyPink", "TigerCub-CottonCandyBlue", "TigerCub-Golden", "PandaCub-Base", "PandaCub-White", "PandaCub-Desert", "PandaCub-Red", "PandaCub-Shade", "PandaCub-Skeleton", "PandaCub-Zombie", "PandaCub-CottonCandyPink", "PandaCub-CottonCandyBlue", "PandaCub-Golden", "LionCub-Base", "LionCub-White", "LionCub-Desert", "LionCub-Red", "LionCub-Shade", "LionCub-Skeleton", "LionCub-Zombie", "LionCub-CottonCandyPink", "LionCub-CottonCandyBlue", "LionCub-Golden", "Fox-Base", "Fox-White", "Fox-Desert", "Fox-Red", "Fox-Shade", "Fox-Skeleton", "Fox-Zombie", "Fox-CottonCandyPink", "Fox-CottonCandyBlue", "Fox-Golden", "FlyingPig-Base", "FlyingPig-White", "FlyingPig-Desert", "FlyingPig-Red", "FlyingPig-Shade", "FlyingPig-Skeleton", "FlyingPig-Zombie", "FlyingPig-CottonCandyPink", "FlyingPig-CottonCandyBlue", "FlyingPig-Golden", "Dragon-Base", "Dragon-White", "Dragon-Desert", "Dragon-Red", "Dragon-Shade", "Dragon-Skeleton", "Dragon-Zombie", "Dragon-CottonCandyPink", "Dragon-CottonCandyBlue", "Dragon-Golden", "Cactus-Base", "Cactus-White", "Cactus-Desert", "Cactus-Red", "Cactus-Shade", "Cactus-Skeleton", "Cactus-Zombie", "Cactus-CottonCandyPink", "Cactus-CottonCandyBlue", "Cactus-Golden", "BearCub-Base", "BearCub-White", "BearCub-Desert", "BearCub-Red", "BearCub-Shade", "BearCub-Skeleton", "BearCub-Zombie", "BearCub-CottonCandyPink", "BearCub-CottonCandyBlue", "BearCub-Golden" ]; // all Gen1 mounts
+
+console.warn('Updating users...');
+var progressCount = 1000;
+var count = 0;
+dbUsers.findEach(query, fields, {batchSize:250}, function(err, user) {
+    if (err) { return exiting(1, 'ERROR! ' + err); }
+    if (!user) {
+        console.warn('All appropriate users found and modified.');
+        return displayData();
+    }
+    count++;
+
+    var mounts = user.items.mounts;
+    var changed = false;
+    for(var a in animals) {
+      if(mounts[animals[a]] == false) {
+        mounts[animals[a]] = null;
+        changed = true;
+      }
+    }
+
+    if (changed) {
+      dbUsers.update(
+         { _id: user._id},
+         {
+           $set: { "migration": migrationName,
+                   "items.mounts" : mounts
+           }
+         }
+      );
+    }
+
+    // var set = {'migration': migrationName};
+    // var inc = {'xyz':1, _v:1};
+    // dbUsers.update({_id:user._id}, {$set:set, $inc:inc});
+
+    if (count%progressCount == 0) console.warn(count + ' ' + user._id);
+    if (user._id == authorUuid) console.warn(authorName + ' processed');
+    if (user._id == '9'       ) console.warn('lefnire'  + ' processed');
+});
+
+
+function displayData() {
+    console.warn('\n' + count + ' users processed\n');
+    return exiting(0);
+}
+
+
+function exiting(code, msg) {
+    code = code || 0; // 0 = success
+    if (code && !msg) { msg = 'ERROR!'; }
+    if (msg) {
+        if (code) { console.error(msg); }
+        else      { console.log(  msg); }
+    }
+    process.exit(code);
+}