First commit

course and outcomes parsers

config.json

@@ -0,0 +1,11 @@
+{
+	"server": {
+		"url": "127.0.0.1",
+		"port": 8000
+	},
+	"database":{
+		"name": "moocrank",
+		"url": "localhost",
+		"port": 27017
+	}
+}

models/courseManager.js

@@ -0,0 +1,69 @@
+var Db = require('mongodb').Db;
+var Connection = require('mongodb').Connection;
+var Server = require('mongodb').Server;
+var BSON = require('mongodb').BSON;
+var ObjectID = require('mongodb').ObjectID;
+
+CourseManager = function(host, port, dbName) {
+	//console.log(host+port+dbName);
+  this.db= new Db(dbName, new Server(host, port), {auto_reconnect: true, safe: true});
+  this.db.open(function(err, client){
+  	if(err){
+  		console.log("Error!:"+err);
+  	}else{
+  		console.log("open OK");
+  	}
+  });
+};
+
+CourseManager.prototype.getCollection= function(callback) {
+	  this.db.collection('courses', function(error, coursesCollection) {
+	    if( error ) callback(error);
+	    else callback(null, coursesCollection);
+	  });
+	};
+
+	CourseManager.prototype.findAll = function(callback) {
+	    this.getCollection(function(error, coursesCollection) {
+	      if( error ) callback(error);
+	      else {
+	        coursesCollection.find().toArray(function(error, results) {
+	          if( error ) callback(error);
+	          else callback(null, results);
+	        });
+	      }
+	    });
+	};
+
+
+	CourseManager.prototype.findById = function(id, callback) {
+	    this.getCollection(function(error, coursesCollection) {
+	      if( error ) callback(error);
+	      else {
+	        coursesCollection.findOne({_id: coursesCollection.db.bson_serializer.ObjectID.createFromHexString(id)}, function(error, result) {
+	          if( error ) callback(error);
+	          else callback(null, result);
+	        });
+	      }
+	    });
+	};
+
+	CourseManager.prototype.save = function(courses, callback) {
+	    this.getCollection(function(error, coursesCollection) {
+	      if( error ) callback(error);
+	      else {
+	        if( typeof(courses.length)=="undefined")
+	          courses = [courses];
+	          coursesCollection.insert(courses, function(err) {
+	          	if(err) console.log("ERROR:"+err);
+	          	callback(null, courses);
+	        });
+	      }
+	    });
+	};
+
+	CourseManager.prototype.close = function(){
+		this.db.close();
+	}
+
+	exports.CourseManager = CourseManager;