Mercurial > hg > uploader

comparison uploader/handlers.py @ 0:827f7577f940

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initial commit of file upload widget
author k0s <k0scist@gmail.com>
date Sat, 21 Nov 2009 15:29:03 -0500
parents
children 0b5fce452087
comparison
equal deleted inserted replaced
-1:000000000000 0:827f7577f940
1 import os
2 from urlparse import urlparse
3 from webob import Response, exc
4
5 class Handler(object):
6 def __init__(self, app, request):
7 self.app = app
8 self.request = request
9 self.application_path = urlparse(request.application_url)[2]
10
11 def link(self, path=(), permanant=False):
12 if isinstance(path, basestring):
13 path = [ path ]
14 path = [ i.strip('/') for i in path ]
15 if permanant:
16 application_url = [ self.request.application_url ]
17 else:
18 application_url = [ self.application_path ]
19 path = application_url + path
20 return '/'.join(path)
21
22 def redirect(self, location):
23 raise exc.HTTPSeeOther(location=location)
24
25 class Get(Handler):
26
27 @classmethod
28 def match(cls, request):
29 return request.method == 'GET'
30
31 def __call__(self):
32 retval = """<html><body><form name="upload_form" method="post" enctype="multipart/form-data">
33 <input type="file" name="file"/><input type="submit" value="upload"/></form></body></html>"""
34 return Response(content_type='text/html', body=retval)
35
36 class Post(Handler):
37
38 @classmethod
39 def match(cls, request):
40 return request.method == 'POST'
41
42 def __call__(self):
43 fin = self.request.POST['file']
44 assert os.sep not in fin.filename
45 assert '..' not in fin.filename
46 fout = file(os.path.join(self.app.directory, fin.filename), 'w')
47 fout.write(fin.file.read())
48 fout.close()
49 self.redirect(self.link('/'))
50