aix-mongo/index.js

A module for managing mongo DB.

var MongoClient = require('mongodb').MongoClient;
var ObjectId = require('mongodb').ObjectID;

function init(options) {
    connectionM = options.dbAddress || {};
}

function objId(id) {
    return new ObjectId(id);
}

function find(collection, criteria, result) {
    if (result == undefined) {
        result = criteria;
        criteria = {};
    }

    // Connect to the db
    MongoClient.connect(connectionM, function(err, db) {
        if (!err) {
            db.collection(collection).find(criteria).toArray(function(err, docs) {
                db.close();
                result(docs);
            }); // retrieve process
        } // catch error
    }); // database connection
}

var ins = function(collection, insData, result) {
    // Get the documents collection 
    MongoClient.connect(connectionM, function(err, db) {
        if (!err) {
            // Insert some documents 
            db.collection(collection).insert(insData, function(err, insResult) {
                db.close();
                result(insResult);
            }); // insert process
        } // catch errro
    }); // database connection
}

var update = function(collection, findData, newData, result) {
    // Get the documents collection 
    MongoClient.connect(connectionM, function(err, db) {
        if (!err) {
            // Insert some documents 
            db.collection(collection).update(findData, {
                $set: newData
            }, function(err, updateResult) {
                db.close();
                result(updateResult);
            }); // update process
        } // catch errro
    }); // database connection
}

var remove = function(collection, rmData, result) {
    // Get the documents collection 
    MongoClient.connect(connectionM, function(err, db) {
        if (!err) {
            // Insert some documents 
            db.collection(collection).remove(rmData, function(err, rmResult) {
                db.close();
                result(rmResult);
            }); // insert process
        } // catch errro
    }); // database connection
}

module.exports = {
    init: init,
    find: find,
    ins: ins,
    remove: remove,
    update: update,
    objId: objId,
}