2006-05-02 09:31:56 +08:00
|
|
|
from django.template import loader
|
|
|
|
|
from django.core.exceptions import ImproperlyConfigured
|
|
|
|
|
from django.http import Http404, HttpResponse, HttpResponseRedirect, HttpResponseNotModified
|
|
|
|
|
from django.template import Template, Context, TemplateDoesNotExist
|
|
|
|
|
import mimetypes
|
2005-09-26 02:45:01 +08:00
|
|
|
import os
|
|
|
|
|
import posixpath
|
2006-03-03 12:53:04 +08:00
|
|
|
import re
|
|
|
|
|
import rfc822
|
|
|
|
|
import stat
|
2006-05-02 09:31:56 +08:00
|
|
|
import urllib
|
2005-09-26 02:45:01 +08:00
|
|
|
|
|
|
|
|
def serve(request, path, document_root=None, show_indexes=False):
|
|
|
|
|
"""
|
|
|
|
|
Serve static files below a given point in the directory structure.
|
2005-11-07 05:54:37 +08:00
|
|
|
|
|
|
|
|
To use, put a URL pattern such as::
|
|
|
|
|
|
2005-09-26 21:38:49 +08:00
|
|
|
(r'^(?P<path>.*)$', 'django.views.static.serve', {'document_root' : '/path/to/my/files/'})
|
2005-11-07 05:54:37 +08:00
|
|
|
|
|
|
|
|
in your URLconf. You must provide the ``document_root`` param. You may
|
2005-09-26 02:45:01 +08:00
|
|
|
also set ``show_indexes`` to ``True`` if you'd like to serve a basic index
|
|
|
|
|
of the directory. This index view will use the template hardcoded below,
|
|
|
|
|
but if you'd like to override it, you can create a template called
|
|
|
|
|
``static/directory_index``.
|
|
|
|
|
"""
|
2005-11-07 05:54:37 +08:00
|
|
|
|
2005-09-26 02:45:01 +08:00
|
|
|
# Clean up given path to only allow serving files below document_root.
|
|
|
|
|
path = posixpath.normpath(urllib.unquote(path))
|
|
|
|
|
newpath = ''
|
|
|
|
|
for part in path.split('/'):
|
|
|
|
|
if not part:
|
|
|
|
|
# strip empty path components
|
2005-11-07 05:54:37 +08:00
|
|
|
continue
|
2005-09-26 02:45:01 +08:00
|
|
|
drive, part = os.path.splitdrive(part)
|
|
|
|
|
head, part = os.path.split(part)
|
|
|
|
|
if part in (os.curdir, os.pardir):
|
|
|
|
|
# strip '.' amd '..' in path
|
|
|
|
|
continue
|
2005-11-25 06:41:05 +08:00
|
|
|
newpath = os.path.join(newpath, part).replace('\\', '/')
|
2005-09-26 02:45:01 +08:00
|
|
|
if newpath and path != newpath:
|
|
|
|
|
return HttpResponseRedirect(newpath)
|
|
|
|
|
fullpath = os.path.join(document_root, newpath)
|
|
|
|
|
if os.path.isdir(fullpath):
|
|
|
|
|
if show_indexes:
|
|
|
|
|
return directory_index(newpath, fullpath)
|
2006-03-03 12:53:04 +08:00
|
|
|
raise Http404, "Directory indexes are not allowed here."
|
|
|
|
|
if not os.path.exists(fullpath):
|
2005-09-26 02:45:01 +08:00
|
|
|
raise Http404, '"%s" does not exist' % fullpath
|
2006-03-03 12:53:04 +08:00
|
|
|
# Respect the If-Modified-Since header.
|
|
|
|
|
statobj = os.stat(fullpath)
|
|
|
|
|
if not was_modified_since(request.META.get('HTTP_IF_MODIFIED_SINCE'),
|
|
|
|
|
statobj[stat.ST_MTIME], statobj[stat.ST_SIZE]):
|
|
|
|
|
return HttpResponseNotModified()
|
|
|
|
|
mimetype = mimetypes.guess_type(fullpath)[0]
|
|
|
|
|
contents = open(fullpath, 'rb').read()
|
|
|
|
|
response = HttpResponse(contents, mimetype=mimetype)
|
|
|
|
|
response["Last-Modified"] = rfc822.formatdate(statobj[stat.ST_MTIME])
|
|
|
|
|
return response
|
2005-09-26 02:45:01 +08:00
|
|
|
|
|
|
|
|
DEFAULT_DIRECTORY_INDEX_TEMPLATE = """
|
|
|
|
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
|
|
|
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
|
|
|
|
|
<head>
|
|
|
|
|
<meta http-equiv="Content-type" content="text/html; charset=utf-8" />
|
|
|
|
|
<meta http-equiv="Content-Language" content="en-us" />
|
2005-11-27 22:07:04 +08:00
|
|
|
<meta name="robots" content="NONE,NOARCHIVE" />
|
2006-02-18 01:56:46 +08:00
|
|
|
<title>Index of {{ directory|escape }}</title>
|
2005-09-26 02:45:01 +08:00
|
|
|
</head>
|
|
|
|
|
<body>
|
2006-02-18 01:56:46 +08:00
|
|
|
<h1>Index of {{ directory|escape }}</h1>
|
2005-09-26 02:45:01 +08:00
|
|
|
<ul>
|
|
|
|
|
{% for f in file_list %}
|
2006-02-18 01:56:46 +08:00
|
|
|
<li><a href="{{ f|urlencode }}">{{ f|escape }}</a></li>
|
2005-09-26 02:45:01 +08:00
|
|
|
{% endfor %}
|
|
|
|
|
</ul>
|
|
|
|
|
</body>
|
|
|
|
|
</html>
|
|
|
|
|
"""
|
2005-11-07 05:54:37 +08:00
|
|
|
|
2005-09-26 02:45:01 +08:00
|
|
|
def directory_index(path, fullpath):
|
|
|
|
|
try:
|
2006-05-02 09:31:56 +08:00
|
|
|
t = loader.get_template('static/directory_index')
|
2005-09-26 02:45:01 +08:00
|
|
|
except TemplateDoesNotExist:
|
|
|
|
|
t = Template(DEFAULT_DIRECTORY_INDEX_TEMPLATE)
|
|
|
|
|
files = []
|
|
|
|
|
for f in os.listdir(fullpath):
|
|
|
|
|
if not f.startswith('.'):
|
|
|
|
|
if os.path.isdir(os.path.join(fullpath, f)):
|
|
|
|
|
f += '/'
|
|
|
|
|
files.append(f)
|
|
|
|
|
c = Context({
|
|
|
|
|
'directory' : path + '/',
|
|
|
|
|
'file_list' : files,
|
|
|
|
|
})
|
|
|
|
|
return HttpResponse(t.render(c))
|
2006-03-03 12:53:04 +08:00
|
|
|
|
|
|
|
|
def was_modified_since(header=None, mtime=0, size=0):
|
|
|
|
|
"""
|
|
|
|
|
Was something modified since the user last downloaded it?
|
|
|
|
|
|
|
|
|
|
header
|
|
|
|
|
This is the value of the If-Modified-Since header. If this is None,
|
|
|
|
|
I'll just return True.
|
|
|
|
|
|
|
|
|
|
mtime
|
|
|
|
|
This is the modification time of the item we're talking about.
|
|
|
|
|
|
|
|
|
|
size
|
|
|
|
|
This is the size of the item we're talking about.
|
|
|
|
|
"""
|
|
|
|
|
try:
|
|
|
|
|
if header is None:
|
|
|
|
|
raise ValueError
|
|
|
|
|
matches = re.match(r"^([^;]+)(; length=([0-9]+))?$", header,
|
|
|
|
|
re.IGNORECASE)
|
|
|
|
|
header_mtime = rfc822.mktime_tz(rfc822.parsedate_tz(
|
|
|
|
|
matches.group(1)))
|
|
|
|
|
header_len = matches.group(3)
|
|
|
|
|
if header_len and int(header_len) != size:
|
|
|
|
|
raise ValueError
|
|
|
|
|
if mtime > header_mtime:
|
|
|
|
|
raise ValueError
|
|
|
|
|
except (AttributeError, ValueError):
|
|
|
|
|
return True
|
|
|
|
|
return False
|
