Mercurial > hg > orthanc
diff OrthancServer/Resources/Samples/WebApplications/NodeToolbox.js @ 4044:d25f4c0fa160 framework
splitting code into OrthancFramework and OrthancServer
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Wed, 10 Jun 2020 20:30:34 +0200 |
parents | Resources/Samples/WebApplications/NodeToolbox.js@94f4a18a79cc |
children | d9473bd5ed43 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OrthancServer/Resources/Samples/WebApplications/NodeToolbox.js Wed Jun 10 20:30:34 2020 +0200 @@ -0,0 +1,119 @@ +/** + * Orthanc - A Lightweight, RESTful DICOM Store + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2020 Osimis S.A., Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, either version 3 of the + * License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +var fs = require('fs'); +var http = require('http'); + + +function ForwardGetRequest(orthanc, path, res) { + var opts = orthanc; + opts.path = path; + opts.method = 'GET'; + + http.get(opts, function(response) { + if (response.statusCode == 200) { + response.setEncoding('utf-8'); + response.on('data', function(chunk) { + res.write(chunk); + }); + response.on('end', function() { + res.end(); + }); + } else { + console.log('Got error on GET forwarding: ' + + response.statusCode + ' (' + path + ')'); + res.writeHead(response.statusCode); + res.end(); + } + }).on('error', function(e) { + console.log('Unable to contact Orthanc: ' + e.message); + res.writeHead(503); // Service Unavailable + res.end(); + }); +} + + +function ForwardPostRequest(orthanc, path, body, res) { + var opts = orthanc; + opts.path = path; + opts.method = 'POST'; + opts.headers = { + 'Content-Length': body.length + } + + var req = http.request(opts, function(response) { + if (response.statusCode == 200) { + response.setEncoding('utf-8'); + response.on('data', function(chunk) { + res.write(chunk); + }); + response.on('end', function() { + res.end(); + }); + } else { + console.log('Got error on POST forwarding: ' + + response.statusCode + ' (' + path + ')'); + res.writeHead(response.statusCode); + res.end(); + } + }).on('error', function(e) { + console.log('Unable to contact Orthanc: ' + e.message); + res.writeHead(503); // Service Unavailable + res.end(); + }); + + req.write(body); + req.end(); +} + + +function ServeFile(filename, res) { + fs.readFile(filename, function(r, c) { + res.end(c.toString()); + }); +} + + +function NotFound(res) { + res.writeHead(404, {'Content-Type': 'text/plain'}); + res.end(); +} + + +function Redirect(path, res) { + res.writeHead(301, { + 'Content-Type': 'text/plain', + 'Location': path + }); + res.end(); +} + + +String.prototype.startsWith = function(prefix) { + return this.indexOf(prefix) === 0; +} + + +module.exports.ForwardGetRequest = ForwardGetRequest; +module.exports.ForwardPostRequest = ForwardPostRequest; +module.exports.NotFound = NotFound; +module.exports.Redirect = Redirect; +module.exports.ServeFile = ServeFile;