Mercurial > caja-test

comparison pavement.py @ 1:00d50391d378

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Added runserver target to paver.
author Atul Varma <varmaa@toolness.com>
date Sun, 07 Jun 2009 20:20:17 -0700
parents 633c9cb05555
children 6737bc744b46
comparison
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0:633c9cb05555 1:00d50391d378
1 import md5
2 import os
1 import subprocess 3 import subprocess
4 import wsgiref
5 import wsgiref.simple_server
2 from paver.easy import * 6 from paver.easy import *
3 7
8 DEFAULT_PORT = 8080
9 DEFAULT_HOST = '127.0.0.1'
10
11 class CajolerWebApp(object):
12 def __init__(self, cajoler_path):
13 self.cajoler_path = cajoler_path
14 self.cache = {}
15
16 def cajole(self, filename):
17 contents = open(filename).read()
18 hash = md5.md5(contents).hexdigest()
19 if hash not in self.cache:
20 # TODO: This isn't threadsafe.
21 output_filename = "output.co.js"
22 retval = subprocess.call([self.cajoler_path,
23 "-i", filename,
24 "-o", output_filename])
25 if retval == 0:
26 self.cache[hash] = open(output_filename).read()
27 os.remove(output_filename)
28 else:
29 self.cache[hash] = None
30 return self.cache[hash]
31
32 def app(self, env, start_response):
33 path = env['PATH_INFO']
34 parts = path.split('/')[1:]
35 if len(parts) == 1:
36 filename = os.path.join('caja-js', parts[0])
37 if os.path.exists(filename) and not os.path.isdir(filename):
38 cajoled = self.cajole(filename)
39 if cajoled is None:
40 start_response('500 Internal Server Error',
41 [('Content-type', 'text/plain')])
42 return ["Cajoling failed."]
43 start_response('200 OK',
44 [('Content-type', 'text/javascript')])
45 return [cajoled]
46 start_response('404 Not Found',
47 [('Content-type', 'text/plain')])
48 return ['Not found: %s' % path]
49
4 @task 50 @task
5 def auto(options): 51 @cmdopts((['port=', 'p', 'port to bind to'],
6 subprocess.call( 52 ['host=', 'o', 'host to bind to'],
7 ["../google-caja-read-only/bin/cajole_html", 53 ['cajoler-path=', 'c', 'path to cajole_html']))
8 "-i", "js/my-caja-module.js", 54 def runserver(options):
9 "-o", "js/my-caja-module.co.js"] 55 port = int(options.get('port', DEFAULT_PORT))
10 ) 56 host = options.get('host', DEFAULT_HOST)
57 if not options.get('cajoler_path'):
58 raise Exception('Required option: --cajoler-path.')
59 print "Running server at %s port %d, press Ctrl-C to stop." % (host,
60 port)
61 app = CajolerWebApp(options.cajoler_path)
62 server = wsgiref.simple_server.make_server(host, port, app.app)
63 server.serve_forever()