Mercurial > hg > orthanc
comparison Resources/Samples/WebApplications/NodeToolbox.js @ 805:56a813a4714d
drawing dicomizer sample
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 07 May 2014 13:23:08 +0200 |
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children | 009dce4ea2f6 |
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804:a017d1a89b4f | 805:56a813a4714d |
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1 /** | |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, | |
4 * Belgium | |
5 * | |
6 * Permission is hereby granted, free of charge, to any person | |
7 * obtaining a copy of this software and associated documentation | |
8 * files (the "Software"), to deal in the Software without | |
9 * restriction, including without limitation the rights to use, copy, | |
10 * modify, merge, publish, distribute, sublicense, and/or sell copies | |
11 * of the Software, and to permit persons to whom the Software is | |
12 * furnished to do so, subject to the following conditions: | |
13 * | |
14 * The above copyright notice and this permission notice shall be | |
15 * included in all copies or substantial portions of the Software. | |
16 * | |
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
21 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
22 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
24 * SOFTWARE. | |
25 **/ | |
26 | |
27 | |
28 var fs = require('fs'); | |
29 var http = require('http'); | |
30 | |
31 | |
32 function ForwardGetRequest(orthanc, path, res) { | |
33 var opts = orthanc; | |
34 opts.path = path; | |
35 opts.method = 'GET'; | |
36 | |
37 http.get(opts, function(response) { | |
38 response.setEncoding('utf-8'); | |
39 response.on('data', function(chunk) { | |
40 res.write(chunk); | |
41 }); | |
42 response.on('end', function() { | |
43 res.end(); | |
44 }); | |
45 }).on('error', function(e) { | |
46 console.log('Got error on GET forwarding: ' + e.message + ' (' + path + ')'); | |
47 }); | |
48 } | |
49 | |
50 | |
51 function ForwardPostRequest(orthanc, path, body, res) { | |
52 var opts = orthanc; | |
53 opts.path = path; | |
54 opts.method = 'POST'; | |
55 opts.headers = { | |
56 'Content-Length': body.length | |
57 } | |
58 | |
59 var req = http.request(opts, function(response) { | |
60 response.setEncoding('utf-8'); | |
61 response.on('data', function(chunk) { | |
62 res.write(chunk); | |
63 }); | |
64 response.on('end', function() { | |
65 res.end(); | |
66 }); | |
67 }).on('error', function(e) { | |
68 console.log('Got error on POST forwarding: ' + e.message + ' (' + path + ')'); | |
69 }); | |
70 | |
71 req.write(body); | |
72 req.end(); | |
73 } | |
74 | |
75 | |
76 function ServeFile(filename, res) { | |
77 fs.readFile(filename, function(r, c) { | |
78 res.end(c.toString()); | |
79 }); | |
80 } | |
81 | |
82 | |
83 function NotFound(res) { | |
84 res.writeHead(404, {'Content-Type': 'text/plain'}); | |
85 res.end(); | |
86 } | |
87 | |
88 | |
89 function Redirect(path, res) { | |
90 res.writeHead(301, { | |
91 'Content-Type': 'text/plain', | |
92 'Location': path | |
93 }); | |
94 res.end(); | |
95 } | |
96 | |
97 | |
98 String.prototype.startsWith = function(prefix) { | |
99 return this.indexOf(prefix) === 0; | |
100 } | |
101 | |
102 | |
103 module.exports.ForwardGetRequest = ForwardGetRequest; | |
104 module.exports.ForwardPostRequest = ForwardPostRequest; | |
105 module.exports.NotFound = NotFound; | |
106 module.exports.Redirect = Redirect; | |
107 module.exports.ServeFile = ServeFile; |