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[peach-cgt.git] / server.coffee
1 listen_port = 8333
2 sys = require 'sys'
3 fs = require 'fs'
4 http = require 'http'
5 url = require 'url'
6 less = require 'less'
7 coffee = require 'coffee-script'
8
9 css_handler = (args, out, request, url_parts) ->
10         fs.readFile 'style.less', 'utf8', (err, data) ->
11                 if err
12                         return out.end 'Server failed to read style.less'
13                 less.render data, (err, css) ->
14                         if err
15                                 return out.end "Server failed to make css: #{err}"
16                         out.end css
17
18 js_handler = (args, out, request, url_parts) ->
19         fs.readFile 'client.coffee', 'utf8', (err, data) ->
20                 if err
21                         return out.end 'Server failed to read client.coffee'
22                 out.end coffee.compile data
23
24 html_handler = (args, out, request, url_parts) ->
25         fs.readFile 'index.html', 'utf8', (err, data) ->
26                 if err
27                         return out.end 'Server failed to read index.html'
28                 out.end data
29
30 clean_pathname_regex = new RegExp('[^a-zA-Z/_.-]')
31 clean_pathname_regex2 = new RegExp('/[.]')
32 clean_pathname_regex3 = new RegExp('^[.-]')
33 clean_pathname = (str) ->
34         str = str.replace clean_pathname_regex, '_'
35         str = str.replace clean_pathname_regex2, '/_'
36         return str.replace clean_pathname_regex3, '_'
37
38 # serve javascript files from within /usr/share/javascript
39 javascript_handler = (args, out, request, url_parts) ->
40         filename = clean_pathname "/usr/share/#{url_parts.pathname}"
41         fs.readFile filename, 'utf8', (err, data) ->
42                 if err
43                         out.writeHead 404
44                         return out.end "Server failed to read #{filename}"
45                 out.writeHead 200, 'Content-Type': 'text/javascript'
46                 out.end data
47
48
49 http_server = http.createServer (req, res) ->
50         url_parts = url.parse req.url, true
51         if url_parts.query is undefined
52                 url_parts.query = {}
53
54         rel_path = url_parts.pathname.substr 1
55
56         if rel_path.substr(0, 11) is 'javascript/'
57                 return javascript_handler url_parts.query, res, req, url_parts
58         else if rel_path.substr(rel_path.length - 4) is '.css'
59                 res.writeHead 200, 'Content-Type': 'text/css'
60                 return css_handler url_parts.query, res, req, url_parts
61         else if rel_path.substr rel_path.length - 3 is '.js'
62                 res.writeHead 200, 'Content-Type': 'text/javascript'
63                 return js_handler url_parts.query, res, req, url_parts
64
65         return html_handler url_parts.query, res, req, url_parts
66
67 http_server.listen listen_port, "127.0.0.1"
68 console.log "Server running at http://127.0.0.1:#{listen_port}/"