--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancServer/Resources/Samples/Lua/CallWebService.js	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,74 @@
+/**
+ * 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/>.
+ **/
+
+
+/**
+ * This file is a simple echo Web service implemented using
+ * "node.js". Whenever it receives a POST HTTP query, it echoes its
+ * body both to stdout and to the client. Credentials are checked.
+ **/
+
+
+// Parameters of the ECHO server 
+var port = 8000;
+var username = 'alice';
+var password = 'alicePassword';
+
+
+var http = require('http');
+var authorization = 'Basic ' + new Buffer(username + ':' + password).toString('base64')
+
+var server = http.createServer(function(req, response) {
+  // Check the credentials
+  if (req.headers.authorization != authorization)
+  {
+    console.log('Bad credentials, access not allowed');
+    response.writeHead(401);
+    response.end();
+    return;
+  }
+
+  switch (req.method)
+  {
+  case 'POST':
+    {
+      var body = '';
+
+      req.on('data', function (data) {
+        response.write(data);
+        body += data;
+      });
+
+      req.on('end', function () {
+        console.log('Message received: ' + body);
+        response.end();
+      });
+
+      break;
+    }
+
+  default:
+    console.log('Method ' + req.method + ' is not supported by this ECHO Web service');
+    response.writeHead(405, {'Allow': 'POST'});
+    response.end();
+  }
+});
+
+server.listen(port);