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Unified Diff: venv/Lib/site-packages/django/views/static.py

Issue 554060043: testMe
Patch Set: Created 2 years, 10 months ago
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Index: venv/Lib/site-packages/django/views/static.py
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new file mode 100644
--- /dev/null
+++ b/venv/Lib/site-packages/django/views/static.py
@@ -0,0 +1,140 @@
+"""
+Views and functions for serving static files. These are only to be used
+during development, and SHOULD NOT be used in a production setting.
+"""
+from __future__ import unicode_literals
+
+import mimetypes
+import os
+import posixpath
+import re
+import stat
+
+from django.http import (
+ FileResponse, Http404, HttpResponse, HttpResponseNotModified,
+)
+from django.template import Context, Engine, TemplateDoesNotExist, loader
+from django.utils._os import safe_join
+from django.utils.http import http_date, parse_http_date
+from django.utils.six.moves.urllib.parse import unquote
+from django.utils.translation import ugettext as _, ugettext_lazy
+
+
+def serve(request, path, document_root=None, show_indexes=False):
+ """
+ Serve static files below a given point in the directory structure.
+
+ To use, put a URL pattern such as::
+
+ from django.views.static import serve
+
+ url(r'^(?P<path>.*)$', serve, {'document_root': '/path/to/my/files/'})
+
+ in your URLconf. You must provide the ``document_root`` param. You may
+ 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.html``.
+ """
+ path = posixpath.normpath(unquote(path)).lstrip('/')
+ fullpath = safe_join(document_root, path)
+ if os.path.isdir(fullpath):
+ if show_indexes:
+ return directory_index(path, fullpath)
+ raise Http404(_("Directory indexes are not allowed here."))
+ if not os.path.exists(fullpath):
+ raise Http404(_('"%(path)s" does not exist') % {'path': fullpath})
+ # Respect the If-Modified-Since header.
+ statobj = os.stat(fullpath)
+ if not was_modified_since(request.META.get('HTTP_IF_MODIFIED_SINCE'),
+ statobj.st_mtime, statobj.st_size):
+ return HttpResponseNotModified()
+ content_type, encoding = mimetypes.guess_type(fullpath)
+ content_type = content_type or 'application/octet-stream'
+ response = FileResponse(open(fullpath, 'rb'), content_type=content_type)
+ response["Last-Modified"] = http_date(statobj.st_mtime)
+ if stat.S_ISREG(statobj.st_mode):
+ response["Content-Length"] = statobj.st_size
+ if encoding:
+ response["Content-Encoding"] = encoding
+ return response
+
+
+DEFAULT_DIRECTORY_INDEX_TEMPLATE = """
+{% load i18n %}
+<!DOCTYPE html>
+<html lang="en">
+ <head>
+ <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
+ <meta http-equiv="Content-Language" content="en-us" />
+ <meta name="robots" content="NONE,NOARCHIVE" />
+ <title>{% blocktrans %}Index of {{ directory }}{% endblocktrans %}</title>
+ </head>
+ <body>
+ <h1>{% blocktrans %}Index of {{ directory }}{% endblocktrans %}</h1>
+ <ul>
+ {% if directory != "/" %}
+ <li><a href="../">../</a></li>
+ {% endif %}
+ {% for f in file_list %}
+ <li><a href="{{ f|urlencode }}">{{ f }}</a></li>
+ {% endfor %}
+ </ul>
+ </body>
+</html>
+"""
+template_translatable = ugettext_lazy("Index of %(directory)s")
+
+
+def directory_index(path, fullpath):
+ try:
+ t = loader.select_template([
+ 'static/directory_index.html',
+ 'static/directory_index',
+ ])
+ except TemplateDoesNotExist:
+ t = Engine(libraries={'i18n': 'django.templatetags.i18n'}).from_string(DEFAULT_DIRECTORY_INDEX_TEMPLATE)
+ c = Context()
+ else:
+ c = {}
+ 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.update({
+ 'directory': path + '/',
+ 'file_list': files,
+ })
+ return HttpResponse(t.render(c))
+
+
+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 = parse_http_date(matches.group(1))
+ header_len = matches.group(3)
+ if header_len and int(header_len) != size:
+ raise ValueError
+ if int(mtime) > header_mtime:
+ raise ValueError
+ except (AttributeError, ValueError, OverflowError):
+ return True
+ return False
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