From 22d4bb27acc53a58724c338679df3c62e9898117 Mon Sep 17 00:00:00 2001
From: Tyler Renelle <tylerrenelle@gmail.com>
Date: Sat, 15 Jun 2013 12:01:03 -0400
Subject: [PATCH] preen-cron: fix up history cron, should be fully functional
 now

---
 migrations/preen_cron.js | 97 ++++++++++++++++++++++------------------
 1 file changed, 54 insertions(+), 43 deletions(-)

diff --git a/migrations/preen_cron.js b/migrations/preen_cron.js
index dd2c2faa1d..ff49151b72 100644
--- a/migrations/preen_cron.js
+++ b/migrations/preen_cron.js
@@ -7,64 +7,74 @@
 load('./node_modules/lodash/lodash.js');
 load('./node_modules/moment/moment.js');
 
-/*
- Users are allowed to experiment with the site before registering. Every time a new browser visits habitrpg, a new
- "staged" account is created - and if the user later registeres, that staged account is considered a "production" account.
- This function removes all staged accounts that have been abandoned - either older than a month, or corrupted in some way (lastCron==undefined)
+var today = +new Date;
+
+/**
+ * Users are allowed to experiment with the site before registering. Every time a new browser visits habitrpg, a new
+ * "staged" account is created - and if the user later registeres, that staged account is considered a "production" account.
+ * This function removes all staged accounts that have been abandoned - either older than a month, or corrupted in some way (lastCron==undefined)
  */
+db.users.find({
 
-var
-    today = +new Date,
+    // Un-registered users
+    "auth.local": {$exists: false},
+    "auth.facebook": {$exists: false}
 
-    un_registered = {
-        "auth.local": {$exists: false},
-        "auth.facebook": {$exists: false}
-    },
-
-    emptyParties = {
-        $where: function(){
-            return this.type === 'party' && this.members.length === 0;
+}).forEach(function(user) {
+    //if (!user) return;
+    var lastCron = user.lastCron;
+    if (lastCron && moment(lastCron).isValid()) {
+        if (Math.abs(moment(today).diff(lastCron, 'days')) > 5) {
+            return db.users.remove({_id: user._id});
         }
-    };
+    } else {
+        return db.users.update({_id: user._id}, {$set: {'lastCron': today}});
+    }
+});
 
-//db.users.find(un_registered).forEach(function(user) {
-//    //if (!user) return;
-//    var lastCron = user.lastCron;
-//    if (lastCron && moment(lastCron).isValid()) {
-//        if (Math.abs(moment(today).diff(lastCron, 'days')) > 5) {
-//            return db.users.remove({_id: user._id});
-//        }
-//    } else {
-//        return db.users.update({_id: user._id}, {$set: {'lastCron': today}});
-//    }
-//});
-
-//db.users.groups.remove(emptyParties);
-
-//FIXME make sure this doesn't conflict with preen un_registered above
+/**
+ * Remove empty parties
+ */
+db.users.groups.remove({
+    // Empty Parties
+    $where: function(){ return this.type === 'party' && this.members.length === 0; }
+});
 
+/**
+ * Preen history for users with > 7 history entries
+ */
 function preenHistory(history) {
     var newHistory = [];
     function preen(amount, format) {
-        var group, sliced, avg;
-        group = _(history)
+        var groups, avg, start;
+        groups = _(history)
             .groupBy(function(h){ return moment(h.date).format(format) })
-            .sortBy(function(h,k) {return k;}); // TODO make sure this is the right order
-        if (_.size(group) === 0) return;
-        sliced = _.toArray(group).slice(_.size(group) - 1, -amount);
-        avg = _.reduce(sliced, function(mem, obj){ return mem + obj.value }) / _.size(group);
-        newHistory.concat({date: sliced[0].date, value: avg});
+            .sortBy(function(h,k) {return k;}) // TODO make sure this is the right order
+            .value()
+        start = (groups.length - amount > 0) ? groups.length - amount : 0;
+        groups = groups.slice(start, groups.length - 1)
+        _.each(groups, function(group){
+            avg = _.reduce(group, function(mem, obj){ return mem + obj.value }, 0) / group.length;
+            newHistory.push({date: +moment(group[0].date), value: avg});
+        })
     }
 
-    preen(50,'YYYY'); // last 50 years
-    preen(12,'MMYYYY'); // last 12 months
-    preen(4,'wYYYY'); // last 4 weeks
-    newHistory.concat(history.slice(-7)); // last 7 days
+    preen(50, 'YYYY', 'YYYY'); // last 50 years
+    preen(12, 'YYYYMM', 'MMM YYYY'); // last 12 months
+    preen(4, 'YYYYww', 'WW YYYY'); // last 4 weeks
+    newHistory = newHistory.concat(history.slice(-7)); // last 7 days
     return newHistory;
 }
 
 db.users.find({
+
+    // Registered users with > 7 history entries
+    $or: [
+        { 'auth.local': { $exists: true }},
+        { 'auth.facebook': { $exists: true }}
+    ],
     $where: function(){ return this.history && this.history.exp && this.history.exp.length > 7; }
+
 }).forEach(function(user) {
   var update = {$set:{}};
 
@@ -73,9 +83,10 @@ db.users.find({
         update['$set']['tasks.' + task.id + '.history'] = preenHistory(task.history);
   })
 
-  // TODO user.history.exp, user.history.todos
+  update['$set']['history.exp'] = preenHistory(user.history.exp);
+  update['$set']['history.todos'] = preenHistory(user.history.todos);
 
-  if (!_.isEmpty(update['$set'])) db.users.update({_id:user.id}, update);
+  db.users.update({_id: user._id}, update);
 });
 
 /**