X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;ds=sidebyside;f=geekigeeki.py;h=3eb4c1a32ee7d4de3bcc2008856bc8caeaaa89ba;hb=f717244ea693c7882948b4758836e530169a6c11;hp=abaa4338ee109158cc2fd4f90009423fe990e4f2;hpb=1ef0274d5e544e83d31eb4b17d1bb517fdcb1c60;p=geekigeeki.git
diff --git a/geekigeeki.py b/geekigeeki.py
index abaa433..3eb4c1a 100755
--- a/geekigeeki.py
+++ b/geekigeeki.py
@@ -1,8 +1,9 @@
-#! /usr/bin/env python
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
#
# Copyright 1999, 2000 Martin Pool
# Copyright 2002 Gerardo Poggiali
-# Copyright 2007 Bernardo Innocenti
+# Copyright 2007, 2008, 2009 Bernie Innocenti
#
# 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
@@ -22,82 +23,83 @@ __version__ = '$Id$'[4:12]
from time import clock
start_time = clock()
-import cgi, sys, string, os, re, errno, stat
-from os import path, environ
+import cgi, sys, os, re, errno, stat
# Regular expression defining a WikiWord
# (but this definition is also assumed in other places)
-file_re = re.compile(r"^\b([A-Za-z0-9_\.\-]+)\b$")
-word_re = re.compile(r"^\b([A-Z][a-z]+){2,}\b$")
-img_re = re.compile(r"^.*\.(png|gif|jpg|jpeg)$", re.IGNORECASE)
+word_re = re.compile(r"^\b((([A-Z][a-z0-9]+){2,}/)*([A-Z][a-z0-9]+){2,})\b$")
+# FIXME: we accept stuff like foo/../bar and we shouldn't
+file_re = re.compile(r"^\b([A-Za-z0-9_\-][A-Za-z0-9_\.\-/]*)\b$")
+img_re = re.compile(r"^.*\.(png|gif|jpg|jpeg|bmp|ico|ogm|ogg|mkv|mpg|mpeg|mp4|avi|asf|flv|wmv|qt)$", re.IGNORECASE)
+video_re = re.compile(r"^.*\.(ogm|ogg|mkv|mpg|mpeg|mp4|avi|asf|flv|wmv|qt)$", re.IGNORECASE)
url_re = re.compile(r"^[a-z]{3,8}://[^\s'\"]+\S$")
+link_re = re.compile(r"(?:\[\[|{{)([^\s\|]+)(?:\s*\|\s*([^\]]+)|)(?:\]\]|}})")
+ext_re = re.compile(r"\.([^\./]+)$")
title_done = False
-
# CGI stuff ---------------------------------------------------------
-
def script_name():
- return environ.get('SCRIPT_NAME', '')
+ return os.environ.get('SCRIPT_NAME', '')
+
+def query_string():
+ path_info = os.environ.get('PATH_INFO', '')
+ if len(path_info) and path_info[0] == '/':
+ return path_info[1:] or 'FrontPage'
+ else:
+ return os.environ.get('QUERY_STRING', '') or 'FrontPage'
def privileged_path():
return privileged_url or script_name()
def remote_user():
- user = environ.get('REMOTE_USER', '')
+ user = os.environ.get('REMOTE_USER', '')
if user is None or user == '' or user == 'anonymous':
user = 'AnonymousCoward'
return user
def remote_host():
- return environ.get('REMOTE_ADDR', '')
+ return os.environ.get('REMOTE_ADDR', '')
def get_hostname(addr):
try:
from socket import gethostbyaddr
return gethostbyaddr(addr)[0] + ' (' + addr + ')'
- except:
+ except Exception:
return addr
-# Formatting stuff --------------------------------------------------
+def is_external_url(pathname):
+ return (url_re.match(pathname) or pathname.startswith('/'))
-def emit_header(type="text/html"):
- print "Content-type: " + type + "; charset=utf-8"
- print
+def relative_url(pathname, privileged=False):
+ if not is_external_url(pathname):
+ if privileged:
+ url = privileged_path()
+ else:
+ url = script_name()
+ pathname = url + '/' + pathname
+ return pathname
-def send_guru(msg, msg_type):
- if msg is None or msg == '': return
+def permalink(s):
+ return re.sub(' ', '-', re.sub('[^a-z0-9_ ]', '', s.lower()).strip())
+
+# Formatting stuff --------------------------------------------------
+def emit_header(mime_type="text/html"):
+ print "Content-type: " + mime_type + "; charset=utf-8\n"
+
+def send_guru(msg_text, msg_type):
+ if not msg_text: return
print ''
if msg_type == 'error':
print ' Software Failure. Press left mouse button to continue.\n'
- print msg
+ print msg_text
if msg_type == 'error':
- print ' Guru Meditation #DEADBEEF.ABADC0DE'
+ print '\n Guru Meditation #DEADBEEF.ABADC0DE'
print '
'
- # FIXME: This simple JS snippet is harder to pass than ACID 3.0
- print """
- """
+ print '' \
+ % relative_url('sys/GuruMeditation.js')
-def send_title(name, text="Limbo", msg=None, msg_type='error'):
+def send_title(name, text="Limbo", msg_text=None, msg_type='error', writable=False):
global title_done
if title_done: return
@@ -107,69 +109,111 @@ def send_title(name, text="Limbo", msg=None, msg_type='error'):
print ' "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'
print ''
- site_name = globals().get('site_name', 'Unconfigured Site')
print "%s: %s" % (site_name, text)
print ' '
if not name:
print ' '
- if globals().has_key('css_url'):
- print ' ' % css_url
+
+ for meta in meta_urls:
+ http_equiv, content = meta
+ print ' ' % (http_equiv, relative_url(content))
+
+ for link in link_urls:
+ rel, href = link
+ print ' ' % (rel, relative_url(href))
+
+ if name and writable and privileged_url is not None:
+ print ' ' \
+ % (privileged_path() + '?edit=' + name)
+
+ if history_url is not None:
+ print ' ' \
+ % relative_url(history_url + '?a=rss')
+
print ''
# Body
- if name and privileged_url is not None:
+ if name and writable and privileged_url is not None:
print ''
else:
print ''
title_done = True
- send_guru(msg, msg_type)
+ send_guru(msg_text, msg_type)
# Navbar
print ''
- print '
' + site_name + ': ',
+ print link_tag('FrontPage', relative_url(site_icon or 'Home'), 'navlink')
if name:
- print link_tag('?fullsearch=' + name, text) + ' '
+ print '
' + link_tag('?fullsearch=' + name, text, 'navlink') + ' '
else:
- print text + ' '
- print ' | ' + link_tag('FrontPage', 'Front Page', 'navlink')
+ print '
' + text + ' '
print ' | ' + link_tag('FindPage', 'Find Page', 'navlink')
- if globals().has_key('history_url'):
- print ' |
Recent Changes'
+ if 'history_url' in globals():
+ print ' |
Recent Changes'
if name:
- print ' |
Page History'
+ print ' |
Page History'
if name:
print ' | ' + link_tag('?raw=' + name, 'Raw Text', 'navlink')
if privileged_url is not None:
- print ' | ' + link_tag('?edit=' + name, 'Edit Page', 'navlink', authentication=True)
+ if writable:
+ print ' | ' + link_tag('?edit=' + name, 'Edit', 'navlink', privileged=True)
+ else:
+ print ' | ' + link_tag(name, 'Login', 'navlink', privileged=True)
+
else:
print ' |
Immutable Page'
user = remote_user()
if user != 'AnonymousCoward':
- print ' |
logged in as ' + cgi.escape(user) + ''
+ print ' |
' + link_tag('User/' + user, user) + ''
print '
'
-def link_tag(params, text=None, ss_class=None, authentication=False):
+def send_httperror(status="403 Not Found", query=""):
+ print "Status: %s" % status
+ send_title(None, msg_text=("%s: on query '%s'" % (status, query)))
+ send_footer()
+
+def link_tag(params, text=None, link_class=None, privileged=False):
if text is None:
text = params # default
- classattr = ''
- if ss_class:
- classattr += 'class="%s" ' % ss_class
- # Prevent crawlers from following links potentially added by spammers or to generated pages
- if ss_class == 'external' or ss_class == 'navlink':
- classattr += 'rel="nofollow" '
- if authentication:
- path = privileged_path()
+ elif img_re.match(text):
+ text = ''
+
+ if not link_class:
+ if is_external_url(params):
+ link_class = 'external'
+ elif file_re.match(params) and Page(params).exists():
+ link_class = 'wikilink'
+ else:
+ params = nonexist_pfx + params
+ link_class = 'nonexistent'
+
+ classattr = 'class="%s" ' % link_class
+ # Prevent crawlers from following links potentially added by spammers or to generated pages
+ if link_class == 'external' or link_class == 'navlink':
+ classattr += 'rel="nofollow"'
+
+ return '%s' % (classattr, relative_url(params, privileged=privileged), text)
+
+def link_inline(name, descr=None, args=''):
+ if not descr: descr = name
+ url = relative_url(name)
+ if video_re.match(name):
+ return '' % url
+ elif img_re.match(name):
+ return '' % (url, url + args, descr)
+ elif file_re.match(name) and not ext_re.search(name): # FIXME: this guesses a wiki page
+ return Page(name).send_naked()
else:
- path = script_name()
- return '%s' % (classattr, path, params, text)
+ return '' \
+ % (url, url, name)
# Search ---------------------------------------------------
-def do_fullsearch(needle):
+def handle_fullsearch(needle):
send_title(None, 'Full text search for "%s"' % (needle))
needle_re = re.compile(needle, re.IGNORECASE)
@@ -188,7 +232,7 @@ def do_fullsearch(needle):
print ""
for (count, page_name) in hits:
- print '' + Page(page_name).link_to()
+ print '
' + link_tag(page_name)
print ' . . . . ' + `count`
print ['match', 'matches'][count != 1]
print '
'
@@ -196,7 +240,7 @@ def do_fullsearch(needle):
print_search_stats(len(hits), len(all_pages))
-def do_titlesearch(needle):
+def handle_titlesearch(needle):
# TODO: check needle is legal -- but probably we can just accept any RE
send_title(None, "Title search for \"" + needle + '"')
@@ -206,7 +250,7 @@ def do_titlesearch(needle):
print ""
print_search_stats(len(hits), len(all_pages))
@@ -214,119 +258,60 @@ def do_titlesearch(needle):
def print_search_stats(hits, searched):
print "%d hits out of %d pages searched.
" % (hits, searched)
-#TODO: merge into do_savepage()
-def do_edit(pagename):
- Page(pagename).send_editor()
+def handle_raw(pagename):
+ if not file_re.match(pagename):
+ send_httperror("403 Forbidden", pagename)
+ return
-def do_raw(pagename):
Page(pagename).send_raw()
-def do_savepage(pagename):
- global form
+def handle_edit(pagename):
+ if not file_re.match(pagename):
+ send_httperror("403 Forbidden", pagename)
+ return
+
pg = Page(pagename)
- if 'preview' in form:
- pg.send_editor(form['savetext'].value)
- elif 'save' in form:
- pg.save_text(form['savetext'].value)
- pg.send_page()
+ if 'save' in form:
+ if form['file'].value:
+ pg.save(form['file'].file.read(), form['changelog'].value)
+ else:
+ pg.save(form['savetext'].value.replace('\r\n', '\n'), form['changelog'].value)
+ pg.format()
elif 'cancel' in form:
- pg.msg = 'Editing canceled'
+ pg.msg_text = 'Editing canceled'
pg.msg_type = 'notice'
- pg.send_page()
- else:
- raise 'What did you press?'
-
+ pg.format()
+ else: # preview or edit
+ text = None
+ if 'preview' in form:
+ text = form['savetext'].value
+ pg.send_editor(text)
+
+# Used by macros/WordIndex and macros/TitleIndex
def make_index_key():
- s = ''
- links = map(lambda ch: '%s' % (ch, ch),
- string.lowercase)
- s = s + string.join(links, ' | ')
- s = s + '
'
- return s
+ links = map(lambda ch: '%s' % (ch, ch), 'abcdefghijklmnopqrstuvwxyz')
+ return ''+ ' | '.join(links) + '
'
-def page_list():
- return filter(word_re.match, os.listdir(data_dir))
+def page_list(dirname = None, re = word_re):
+ return sorted(filter(re.match, os.listdir(dirname or data_dir)))
-def send_footer(name, mod_string=None):
+def send_footer(mod_string=None):
if globals().get('debug_cgi', False):
cgi.print_arguments()
- cgi.print_form(cgi.FieldStorage())
+ cgi.print_form(form)
cgi.print_environ()
- global __version__
- print ''
-# ----------------------------------------------------------
class Page:
def __init__(self, page_name):
self.page_name = page_name
- self.msg = ''
+ self.msg_text = ''
self.msg_type = 'error'
- self.attrs = {}
def split_title(self):
- # look for the end of words and the start of a new word,
- # and insert a space there
+ # look for the end of words and the start of a new word and insert a space there
return re.sub('([a-z])([A-Z])', r'\1 \2', self.page_name)
- def _text_filename(self):
- return path.join(data_dir, self.page_name)
+ def _filename(self):
+ return os.path.join(data_dir, self.page_name)
def _tmp_filename(self):
- return path.join(data_dir, ('#' + self.page_name + '.' + `os.getpid()` + '#'))
+ return os.path.join(data_dir, ('#' + self.page_name.replace('/','_') + '.' + `os.getpid()` + '#'))
def exists(self):
try:
- os.stat(self._text_filename())
+ os.stat(self._filename())
return True
- except OSError, er:
- if er.errno == errno.ENOENT:
+ except OSError, err:
+ if err.errno == errno.ENOENT:
return False
- else:
- raise er
+ raise err
- def link_to(self):
- word = self.page_name
- if self.exists():
- return link_tag(word, word, 'wikilink')
- else:
- return link_tag(word, nonexist_pfx + word, 'nonexistent')
-
- def get_raw_body(self):
- try:
- return open(self._text_filename(), 'rt').read()
- except IOError, er:
- if er.errno == errno.ENOENT:
- return '' # just doesn't exist, use default
- raise er
-
- def get_attrs(self):
- if self.attrs:
- return self.attrs
+ def get_raw_body(self, default=None):
try:
- file = open(self._text_filename(), 'rt')
- attr_re = re.compile(r"^#(\S*)(.*)$")
- for line in file:
- m = attr_re.match(line)
- if not m:
- break
- self.attrs[m.group(1)] = m.group(2).strip()
- #print "bernie: attrs[" + m.group(1) + "] = " + m.group(2) + "
\n"
- except IOError, er:
- if er.errno != errno.ENOENT:
- raise er
- return self.attrs
+ return open(self._filename(), 'rb').read()
+ except IOError, err:
+ if err.errno == errno.ENOENT:
+ if default is None:
+ default = '//[[?edit=%s|Describe %s]]//' % (self.page_name, self.page_name)
+ return default
+ if err.errno == errno.EISDIR:
+ return self.format_dir()
+ raise err
+
+ def format_dir(self):
+ out = '== '
+ pathname = ''
+ for dirname in self.page_name.split('/'):
+ pathname = (pathname + '/' + dirname) if pathname else dirname
+ out += '[[' + pathname + '|' + dirname + ']]/'
+ out += ' ==\n'
+
+ for filename in page_list(self._filename(), file_re):
+ if img_re.match(filename):
+ if image_maxwidth:
+ maxwidth_arg = '|maxwidth=' + str(image_maxwidth)
+ out += '{{' + self.page_name + '/' + filename + '|' + filename + maxwidth_arg + '}}\n'
+ else:
+ out += ' * [[' + self.page_name + '/' + filename + ']]\n'
+ return out
+
+ def pragmas(self):
+ if not '_pragmas' in self.__dict__:
+ self._pragmas = {}
+ try:
+ f = open(self._filename(), 'rt')
+ attr_re = re.compile(r"^#(\S*)(.*)$")
+ for line in f:
+ m = attr_re.match(line)
+ if not m:
+ break
+ self._pragmas[m.group(1)] = m.group(2).strip()
+ #print "bernie: _pragmas[" + m.group(1) + "] = " + m.group(2) + "
\n"
+ except IOError, err:
+ if err.errno != errno.ENOENT and err.errno != errno.EISDIR:
+ raise err
+ return self._pragmas
+
+ def pragma(self, name, default):
+ return self.pragmas().get(name, default)
def can(self, action, default=True):
- attrs = self.get_attrs()
+ acl = None
try:
- # SomeUser:read,write All:read
- acl = attrs["acl"]
+ #acl SomeUser:read,write All:read
+ acl = self.pragma("acl", None)
for rule in acl.split():
- (user,perms) = rule.split(':')
+ (user, perms) = rule.split(':')
if user == remote_user() or user == "All":
- if action in perms.split(','):
- return True
- else:
- return False
+ return action in perms.split(',')
return False
- except Exception, er:
- pass
+ except Exception:
+ if acl:
+ self.msg_text = 'Illegal acl line: ' + acl
return default
def can_write(self):
@@ -637,149 +673,155 @@ class Page:
def can_read(self):
return self.can("read", True)
- def send_page(self):
- page_name = None
- if self.can_write():
- page_name = self.page_name
- send_title(page_name, self.split_title(), msg=self.msg, msg_type=self.msg_type)
+ def send_naked(self):
if self.can_read():
- PageFormatter(self.get_raw_body()).print_html()
+ WikiFormatter(self.get_raw_body()).print_html()
else:
send_guru("Read access denied by ACLs", "notice")
- send_footer(page_name, self._last_modified())
+
+ def format(self):
+ #css foo.css
+ value = self.pragma("css", None)
+ if value:
+ global link_urls
+ link_urls += [ [ "stylesheet", value ] ]
+
+ send_title(self.page_name, self.split_title(),
+ msg_text=self.msg_text, msg_type=self.msg_type, writable=self.can_write())
+ self.send_naked()
+ send_footer(self._last_modified())
def _last_modified(self):
try:
from time import localtime, strftime
- modtime = localtime(os.stat(self._text_filename())[stat.ST_MTIME])
- except OSError, er:
- if er.errno != errno.ENOENT:
- raise er
+ modtime = localtime(os.stat(self._filename())[stat.ST_MTIME])
+ except OSError, err:
+ if err.errno != errno.ENOENT:
+ raise err
return None
return strftime(datetime_fmt, modtime)
def send_editor(self, preview=None):
- send_title(None, 'Edit ' + self.split_title(), msg=self.msg, msg_type=self.msg_type)
+ send_title(None, 'Edit ' + self.split_title(), msg_text=self.msg_text, msg_type=self.msg_type)
if not self.can_write():
send_guru("Write access denied by ACLs", "error")
return
+ filename = ''
+ if 'file' in form:
+ filename = form['file'].value
+
print ('Editing ' + self.page_name
+ ' for ' + cgi.escape(remote_user())
+ ' from ' + cgi.escape(get_hostname(remote_host()))
+ '
')
- print '
+
+ """
+ print "" + link_tag('EditingTips') + "
"
if preview:
print ""
- PageFormatter(preview).print_html()
+ WikiFormatter(preview).print_html()
print "
"
- send_footer(self.page_name)
+ send_footer()
- def send_raw(self):
+ def send_raw(self, mimetype='text/plain', args=[]):
if not self.can_read():
- send_title(None, msg='Read access denied by ACLs', msg_type='notice')
+ send_title(None, msg_text='Read access denied by ACLs', msg_type='notice')
return
- emit_header("text/plain")
- print self.get_raw_body()
- def _write_file(self, text):
+ if 'maxwidth' in args:
+ import subprocess
+ emit_header(mimetype)
+ sys.stdout.flush()
+ subprocess.check_call(['gm', 'convert', self._filename(),
+ '-scale', args['maxwidth'].value + ' >', '-'])
+ else:
+ body = self.get_raw_body()
+ emit_header(mimetype)
+ print body
+
+ def _write_file(self, data):
tmp_filename = self._tmp_filename()
- open(tmp_filename, 'wt').write(text.replace('\r\n', '\n'))
- text = self._text_filename()
+ open(tmp_filename, 'wb').write(data)
+ name = self._filename()
if os.name == 'nt':
# Bad Bill! POSIX rename ought to replace. :-(
try:
- os.remove(text)
- except OSError, er:
- if er.errno != errno.ENOENT: raise er
- os.rename(tmp_filename, text)
+ os.remove(name)
+ except OSError, err:
+ if err.errno != errno.ENOENT: raise err
+ os.rename(tmp_filename, name)
- def save_text(self, newtext):
+ def save(self, newdata, changelog):
if not self.can_write():
- self.msg = 'Write access denied by ACLs'
+ self.msg_text = 'Write access denied by ACLs'
self.msg_type = 'error'
return
- self._write_file(newtext)
+ self._write_file(newdata)
rc = 0
if post_edit_hook:
- # FIXME: what's the std way to perform shell quoting in python?
- cmd = ( post_edit_hook
- + " '" + data_dir + '/' + self.page_name
- + "' '" + remote_user()
- + "' '" + remote_host() + "'"
- )
- out = os.popen(cmd)
- msg = out.read()
- rc = out.close()
+ import subprocess
+ cmd = [ post_edit_hook, data_dir + '/' + self.page_name, remote_user(), remote_host(), changelog]
+ child = subprocess.Popen(cmd, stdout=subprocess.PIPE, close_fds=True)
+ output = child.stdout.read()
+ rc = child.wait()
if rc:
- self.msg += "Post-editing hook returned %d.\n" % rc
- self.msg += 'Command was: ' + cmd + '\n'
- if msg:
- self.msg += 'Output follows:\n' + msg
+ self.msg_text += "Post-editing hook returned %d. Command was:\n'%s'\n" % (rc, "' '".join(cmd))
+ if output:
+ self.msg_text += 'Output follows:\n' + output
else:
- self.msg = 'Thank you for your contribution. Your attention to detail is appreciated.'
+ self.msg_text = 'Thank you for your contribution. Your attention to detail is appreciated.'
self.msg_type = 'success'
-#TODO: merge into send_raw()
-def send_verbatim(filename, mime_type='application/octet-stream'):
- pathname = path.join(data_dir, filename)
- data = open(pathname, 'rb').read()
- emit_header(mime_type)
- sys.stdout.write(data)
-
-# Main ---------------------------------------------------------------
-try:
- execfile("geekigeeki.conf.py")
-
- form = cgi.FieldStorage()
-
- handlers = { 'fullsearch': do_fullsearch,
- 'titlesearch': do_titlesearch,
- 'edit': do_edit,
- 'raw': do_raw,
- 'savepage': do_savepage }
-
- for cmd in handlers.keys():
- if form.has_key(cmd):
- apply(handlers[cmd], (form[cmd].value,))
+def main():
+ for cmd in form:
+ handler = globals().get('handle_' + cmd)
+ if handler:
+ handler(form[cmd].value)
break
else:
- path_info = environ.get('PATH_INFO', '')
- if len(path_info) and path_info[0] == '/':
- query = path_info[1:] or 'FrontPage'
- else:
- query = environ.get('QUERY_STRING', '') or 'FrontPage'
-
+ query = query_string()
if file_re.match(query):
- if word_re.match(query):
- Page(query).send_page()
- elif img_re.match(query):
- #FIXME: use correct mime type
- send_verbatim(query, 'image/jpeg')
+ # FIMXE: this is all bullshit, MimeTypes bases its guess on the extension!
+ from mimetypes import MimeTypes
+ mimetype, encoding = MimeTypes().guess_type(query)
+ if mimetype:
+ Page(query).send_raw(mimetype=mimetype, args=form)
else:
- send_verbatim(query)
+ Page(query).format()
else:
- print "Status: 404 Not Found"
- send_title(None, msg='Can\'t work out query: ' + query)
-except:
+ send_httperror("403 Forbidden", query)
+
+try:
+ execfile("geekigeeki.conf.py")
+ form = cgi.FieldStorage()
+ main()
+except Exception:
import traceback
- msg=traceback.format_exc()
+ msg_text = traceback.format_exc()
if title_done:
- send_guru(msg, "error")
+ send_guru(msg_text, "error")
else:
- send_title(None, msg=msg)
- send_footer(None)
+ send_title(None, msg_text=msg_text)
+ send_footer()
sys.stdout.flush()