index.js

// Extend index for folder support. It will redirect to urlencoded path names. 
var fs = require('fs');
var settings = require('ep_etherpad-lite/node/utils/Settings');
var padManager = require("ep_etherpad-lite/node/db/PadManager");
var padMessageHandler = require("ep_etherpad-lite/node/handler/PadMessageHandler");

// abs - absolute part of the files path - the project path
var abs = '/tmp/';

if (settings.ep_codepad) {
    if (settings.ep_codepad.project_path) {
        abs = settings.ep_codepad.project_path;
    }
}

//var padManager = require("../ep_etherpad-lite/node/db/PadManager");

exports.padCreate = function(hook, context) {

    // get the full path
    var path = abs + '/' + context.pad.id; //'

    try {
        fs.exists(path, function(exists) {
            if (exists) {
                fs.readFile(path, {
                    encoding: 'utf-8'
                }, function(err, data) {
                    if (err) throw err;
                    // load file to pad
                    context.pad.setText(data);
                    // update client(s)
                    padManager.getPad(context.pad.id, null, function(err, value) {
                        if (err) throw err;
                        padMessageHandler.updatePadClients(value, function() {});
                    });
                });
            }
        });
    } catch (e) {
        console.log(" PadCreate error: " + e);
    }
};