module.exports = LdpMiddleware

var express = require('express');

var getRawBody = require('raw-body');

var responseTime = require('response-time');

var header = require('./header');

var parse = require('./parse');

var acl = require('./acl');

var login = require('./login');

var getHandler = require('./handlers/get.js');

var postHandler = require('./handlers/post.js');

var putHandler = require('./handlers/put.js');

var deleteHandler = require('./handlers/delete.js');

var patchHandler = require('./handlers/patch.js');

var errorHandler = require('./handlers/error.js');

function LdpMiddleware (corsSettings) {

var router = express.Router('/');

// Add Link headers

router.use(header.linksHandler);

if (corsSettings) router.use(corsSettings)

router.use('/*', function(req, res, next) {

getRawBody(req,{

length: req.headers['content-length'],

encoding: 'utf-8' // typer.parse(req.headers['content-type']).parameters.charset

},

function(err, string) {

if (err) {

return next(err);

}

req.text = string;

next();

});

});

router.use('/*', login.loginHandler);

//ACL handlers

router.get("/*", acl.allow('Read'));

router.head("/*", acl.allow('Read'));

router.post("/*", acl.allow('Append'));

router.patch("/*", acl.allow('Append'));

router.put("/*", acl.allow('Append'));

router.delete("/*", acl.allow('Write'));

// Convert json-ld and nquads to turtle

router.use('/*', parse.parseHandler);

// Add response time

router.use(responseTime());

// HTTP methods handlers

router.get('/*', getHandler.handler);

router.put('/*', putHandler.handler);

router.delete('/*', deleteHandler.handler);

router.post('/*', postHandler.handler);

router.patch('/*', patchHandler.handler);

//Error handling

router.use(errorHandler.handler);

return router;

}