This module builds on BaseHTTPServer by implementing the standard GET
and HEAD requests in a fairly straightforward manner.
__all__ = ["SimpleHTTPRequestHandler"]
from cStringIO import StringIO
from StringIO import StringIO
class SimpleHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
"""Simple HTTP request handler with GET and HEAD commands.
This serves files from the current directory and any of its
subdirectories. The MIME type for files is determined by
calling the .guess_type() method.
The GET and HEAD requests are identical except that the HEAD
request omits the actual contents of the file.
server_version = "SimpleHTTP/" + __version__
"""Serve a GET request."""
self.copyfile(f, self.wfile)
"""Serve a HEAD request."""
"""Common code for GET and HEAD commands.
This sends the response code and MIME headers.
Return value is either a file object (which has to be copied
to the outputfile by the caller unless the command was HEAD,
and must be closed by the caller under all circumstances), or
None, in which case the caller has nothing further to do.
path = self.translate_path(self.path)
parts = urlparse.urlsplit(self.path)
if not parts.path.endswith('/'):
# redirect browser - doing basically what apache does
new_parts = (parts[0], parts[1], parts[2] + '/',
new_url = urlparse.urlunsplit(new_parts)
self.send_header("Location", new_url)
for index in "index.html", "index.htm":
index = os.path.join(path, index)
if os.path.exists(index):
return self.list_directory(path)
ctype = self.guess_type(path)
# Always read in binary mode. Opening files in text mode may cause
# newline translations, making the actual size of the content
# transmitted *less* than the content-length!
self.send_error(404, "File not found")
self.send_header("Content-type", ctype)
fs = os.fstat(f.fileno())
self.send_header("Content-Length", str(fs[6]))
self.send_header("Last-Modified", self.date_time_string(fs.st_mtime))
def list_directory(self, path):
"""Helper to produce a directory listing (absent index.html).
Return value is either a file object, or None (indicating an
error). In either case, the headers are sent, making the
interface the same as for send_head().
self.send_error(404, "No permission to list directory")
list.sort(key=lambda a: a.lower())
displaypath = cgi.escape(urllib.unquote(self.path))
f.write('<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">')
f.write("<html>\n<title>Directory listing for %s</title>\n" % displaypath)
f.write("<body>\n<h2>Directory listing for %s</h2>\n" % displaypath)
fullname = os.path.join(path, name)
displayname = linkname = name
# Append / for directories or @ for symbolic links
if os.path.isdir(fullname):
if os.path.islink(fullname):
# Note: a link to a directory displays with @ and links with /
f.write('<li><a href="%s">%s</a>\n'
% (urllib.quote(linkname), cgi.escape(displayname)))
f.write("</ul>\n<hr>\n</body>\n</html>\n")
encoding = sys.getfilesystemencoding()
self.send_header("Content-type", "text/html; charset=%s" % encoding)
self.send_header("Content-Length", str(length))
def translate_path(self, path):
"""Translate a /-separated PATH to the local filename syntax.
Components that mean special things to the local file system
(e.g. drive or directory names) are ignored. (XXX They should
# abandon query parameters
path = path.split('?',1)[0]
path = path.split('#',1)[0]
# Don't forget explicit trailing slash when normalizing. Issue17324
trailing_slash = path.rstrip().endswith('/')
path = posixpath.normpath(urllib.unquote(path))
words = filter(None, words)
if os.path.dirname(word) or word in (os.curdir, os.pardir):
# Ignore components that are not a simple file/directory name
path = os.path.join(path, word)
def copyfile(self, source, outputfile):
"""Copy all data between two file objects.
The SOURCE argument is a file object open for reading
(or anything with a read() method) and the DESTINATION
argument is a file object open for writing (or
anything with a write() method).
The only reason for overriding this would be to change
the block size or perhaps to replace newlines by CRLF
-- note however that this the default server uses this
to copy binary data as well.
shutil.copyfileobj(source, outputfile)
def guess_type(self, path):
"""Guess the type of a file.
Argument is a PATH (a filename).
Return value is a string of the form type/subtype,
usable for a MIME Content-type header.
The default implementation looks the file's extension
up in the table self.extensions_map, using application/octet-stream
as a default; however it would be permissible (if
slow) to look inside the data to make a better guess.
base, ext = posixpath.splitext(path)
if ext in self.extensions_map:
return self.extensions_map[ext]
if ext in self.extensions_map:
return self.extensions_map[ext]
return self.extensions_map['']
mimetypes.init() # try to read system mime.types
extensions_map = mimetypes.types_map.copy()
'': 'application/octet-stream', # Default
def test(HandlerClass = SimpleHTTPRequestHandler,
ServerClass = BaseHTTPServer.HTTPServer):
BaseHTTPServer.test(HandlerClass, ServerClass)
if __name__ == '__main__':
It is recommended that you Edit text format, this type of Fix handles quite a lot in one request
