a script to remove old pad data, needs full testing

bin/removeOldPadData.js

@@ -0,0 +1,79 @@
+/*
+  This is a debug tool. It removes old pad data from a couch database
+*/
+
+//get the padID
+var padId = process.argv[2];
+
+//initalize the variables
+var db, settings, keys, values;
+var npm = require("../src/node_modules/npm");
+var async = require("../src/node_modules/async");
+
+async.series([
+  //load npm
+  function(callback) {
+    npm.load({}, function(er) {
+      callback(er);
+    })
+  },
+  //load modules
+  function(callback) {
+    settings = require('../src/node/utils/Settings');
+    db = require('../src/node/db/DB');
+
+    //intallize the database
+    db.init(callback);
+  },
+  //get the session info
+  function (callback){
+    db.db.findKeys("pad:*",null, function(err, dbkeys){
+      keys = dbkeys;
+      callback();
+    });
+  },
+  function (callback)
+  {
+    values = {};
+    async.eachSeries(keys, function(key, cb){
+      db.db.get(key, function(err, value){
+        // console.log("err", err);
+        // console.log("value", key, value);
+        values[key] = value;
+        cb();
+      });
+    }, function(){
+      callback();
+    });
+  },
+  // Removing all old pad data record
+  function (callback){
+    async.each(keys, function(key, cb){
+      console.log("Removing", key);
+        db.db.remove(key, function(err){
+        if(err) console.log("err", err);
+        cb();
+      });
+    }, function(){
+      callback();
+    });
+  },
+  // Add latest data back in for a pad
+  function (callback){
+    async.eachSeries(keys, function(key, cb){
+      console.log("Adding data back in for", key);
+      db.db.set(key, values[key]);
+      cb();
+    }, function(){
+      callback();
+    });
+  }
+], function (err)
+{
+  if(err) throw err;
+  else{
+    console.log("finished");
+    process.exit(0);
+  }
+});
+