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routes.js
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routes.js
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var express = require('express');
var bodyParser = require('body-parser');
var config = require('./config');
var modelfactory = require('./models/model-factory');
var session = require( 'express-session' )
var logger = require('./logs');
var uuidvalidate = require('uuid-validate');
module.exports = function(app){
// app.use(session({secret: config.get('SECRET'),
// saveUninitialized: true,
// resave: true}));
app.get('/', function(req, res){
var Flow= modelfactory.getModel("flow");
Flow
.find({is_public: true})
.populate('creator')
.exec(function (err, flows) {
if (err) throw(err);
return res.render('index', {user: req.user, flows: flows });
});
});
app.get('/logout', function(req, res){
req.logout();
res.redirect('/');
});
app.get('/flow/new',ensureAuthenticated,function(req, res){
res.render('./flow/new', { user: req.user });
});
app.get('/flow/edit/:flow_id',ensureAuthenticated,function(req, res){
var Flow= modelfactory.getModel("flow");
Flow.find({ flowid: req.params.flow_id }, function(err, flows) {
if (err) throw err;
if (flows.length>0)
return res.render('./flow/edit', { flow: flows[0] });
else
return res.render('./error',{error:"Flow does not exist!"});
});
});
app.get('/flow/public',function(req, res){
var Flow= modelfactory.getModel("flow");
Flow
.find({is_public: true})
.populate('creator')
.exec(function (err, flows) {
if (err) throw(err);
return res.render('./flow/shared', { flows: flows });
});
});
app.get('/flow/shared',function(req, res){
var Flow= modelfactory.getModel("flow");
Flow
.find({$and:[{is_public: true},{creator:{'$ne':req.user._id}}]})
.populate('creator')
.exec(function (err, flows) {
if (err) throw(err);
return res.render('./flow/shared', { flows: flows });
});
});
app.route('/flow')
.get(ensureAuthenticated,function(req, res){
var Flow= modelfactory.getModel("flow");
// Flow.find({ creator: req.user._id }, function(err, flows) {
// if (err) throw err;
// return res.render('./flow/flows', { flows: flows });
// });
Flow
.find({ creator: req.user._id })
.populate('creator')
.exec(function (err, flows) {
if (err) throw(err);
return res.render('./flow/flows', { flows: flows });
});
})
.post(ensureAuthenticated,function(req,res){
logger.debug(req.body.title);
logger.debug(req.body.creator);
var Flow= modelfactory.getModel("flow");
var new_flow = new Flow({
flowid:req.body.uri,
title : req.body.title,
description : req.body.description,
doc: req.body.doc,
creator : req.user._id,
keywords:req.body.keywords,
is_public: req.body.is_public=='on'? true : false
});
Flow.find({ flowid:new_flow.flowid},function(err,flow){
if (flow.length==0){
new_flow.save(function(err){
if(err) throw err;
});
}else{
Flow.remove({ flowid:new_flow.flowid},function(err){
if(err) throw err;
new_flow.save(function(err){
if(err) throw err;
});
})
}
});
return res.redirect('/flow/'+new_flow.flowid);
});
app.route('/flow/:flow_id')
.get(function(req, res,next){
var flow_id = req.params.flow_id
var Flow= modelfactory.getModel("flow");
if (uuidvalidate(flow_id)){
logger.info('UUID as ID was identified');
res.redirect('/');
}
else{
Flow
.find({ flowid: flow_id })
.populate('creator')
.exec(function (err, flows) {
if (err) throw(err);
if (flows.length>0){
if (flows[0].is_public){
flows[0].is_readable = true;
flows[0].is_writable = false;
}
if (req.user){
if (flows[0].creator._id.toString() == req.user._id){
flows[0].is_readable = true;
flows[0].is_writable = true;
}
}
if (flows[0].is_readable)
return res.render('./flow/read', { flow: flows[0] });
else
return res.render('./error', { error: "You don't have permissions to access this flow!" });
}
else
return res.render('./error',{error:"The document you are looking for does not exist!"});
});
}
})
// DELETE METHOD NOT SUPPORTED BY BROWSER
.delete(ensureAuthenticated,function(req, res){
var Flow= modelfactory.getModel("flow");
Flow.remove({ flowid: req.params.flow_id }, function(err, flows) {
if (err) throw err;
return res.redirect('/flow');
});
});
app.get('/flow/delete/:flow_id',ensureAuthenticated,function(req, res){
var Flow= modelfactory.getModel("flow");
Flow.find({ flowid: req.params.flow_id }, function(err, flows) {
var Flow= modelfactory.getModel("flow");
Flow.remove({ flowid: req.params.flow_id }, function(err, flows) {
if (err) throw err;
return res.redirect('/flow');
});
});
})
app.route('/flow/newresource/:flow_id')
.get(ensureAuthenticated,function(req, res,next){
return res.render('./resource/new',flow_id=req.params.flow_id);
})
app.get('/check_availability',function(req,res){
var title = req.query.title;
var proposed_uri = title.replace(/[^a-z0-9\s]/gi, '').replace(/[_\s]/g, '-');
var Flow= modelfactory.getModel("flow");
Flow.find({ flowid: proposed_uri }, function(err, flows) {
if(err){
res.status(400)
res.end("Service is temporary unavailable");
}
if (flows.length>0){
res.writeHead(418);
res.end('WRONG! URI has been used!');
}else{
res.status(200);
res.send();
}
});
})
// Simple route middleware to ensure user is authenticated.
// Use this route middleware on any resource that needs to be protected. If
// the request is authenticated (typically via a persistent login session),
// the request will proceed. Otherwise, the user will be redirected to the
// login page.
function ensureAuthenticated(req, res, next) {
if (req.isAuthenticated()){
return next();
}
else{
req.session.returnTo = req.path;
res.redirect('/signin');
}
}
}