/usr/share/pyshared/pygopherd/handlers/file.py is in pygopherd 2.0.18.3+nmu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | # pygopherd -- Gopher-based protocol server in Python
# module: regular file handling
# Copyright (C) 2002 John Goerzen
# <jgoerzen@complete.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import SocketServer
import re
import os, stat, os.path, mimetypes
from pygopherd import protocols, gopherentry
from pygopherd.handlers import base
import pygopherd.pipe
from stat import *
class FileHandler(base.BaseHandler):
def canhandlerequest(self):
"""We can handle the request if it's for a file."""
return self.statresult and S_ISREG(self.statresult[ST_MODE])
def getentry(self):
if not self.entry:
self.entry = gopherentry.GopherEntry(self.selector, self.config)
self.entry.populatefromfs(self.getselector(), self.statresult, vfs = self.vfs)
return self.entry
def write(self, wfile):
self.vfs.copyto(self.getselector(), wfile)
decompressors = None
decompresspatt = None
class CompressedFileHandler(FileHandler):
def canhandlerequest(self):
self.initdecompressors()
# It's OK to call just canhandlerequest() since we're not
# overriding the security or isrequestforme functions.
return FileHandler.canhandlerequest(self) and \
self.getentry().realencoding and \
decompressors.has_key(self.getentry().realencoding) and \
re.search(decompresspatt, self.selector)
def getentry(self):
if not self.entry:
self.entry = FileHandler.getentry(self)
self.entry.realencoding = None
if self.entry.getencoding() and \
decompressors.has_key(self.entry.getencoding()) and \
self.entry.getencodedmimetype():
# When the client gets it, there will not be
# encoding. Therefore, we remove the encoding and switch
# to the real MIME type.
self.entry.mimetype = self.entry.getencodedmimetype()
self.entry.encodedmimetype = None
self.entry.realencoding = self.entry.encoding
self.entry.encoding = None
self.entry.type = self.entry.guesstype()
return self.entry
def initdecompressors(self):
global decompressors, decompresspatt
if decompressors == None:
decompressors = \
eval(self.config.get("handlers.file.CompressedFileHandler",
"decompressors"))
decompresspatt = \
self.config.get("handlers.file.CompressedFileHandler",
"decompresspatt")
def write(self, wfile):
global decompressors
decompprog = decompressors[self.getentry().realencoding]
pygopherd.pipe.pipedata_unix(decompprog, [decompprog],
childstdin = self.rfile,
childstdout = wfile,
pathsearch = 1)
self.rfile.close()
self.rfile = None
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