X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=geekigeeki.py;h=23b05d5cae67fbef5a7de5695548426e29c8aefe;hb=c76ddda68748f9bc67641ccba61314d8d8b32b12;hp=a6158a3122b41b184930bf0255664a428851858d;hpb=fef72da7c35a10fc92c098a9287683e9d71bea1d;p=geekigeeki.git diff --git a/geekigeeki.py b/geekigeeki.py index a6158a3..23b05d5 100755 --- a/geekigeeki.py +++ b/geekigeeki.py @@ -3,7 +3,7 @@ # # Copyright 1999, 2000 Martin Pool # Copyright 2002 Gerardo Poggiali -# Copyright 2007, 2008 Bernardo Innocenti +# Copyright 2007, 2008 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 @@ -24,15 +24,15 @@ from time import clock start_time = clock() import cgi, sys, os, re, errno, stat -from os import path, environ # Regular expression defining a WikiWord # (but this definition is also assumed in other places) -word_re = re.compile(r"^\b((([A-Z][a-z]+){2,}/)*([A-Z][a-z]+){2,})\b$") +word_re = re.compile(r"^\b((([A-Z][a-z0-9]+){2,}/)*([A-Z][a-z0-9]+){2,})\b$") # 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$") -img_re = re.compile(r"^.*\.(png|gif|jpg|jpeg)$", re.IGNORECASE) +img_re = re.compile(r"^.*\.(png|gif|jpg|jpeg|bmp|ico)$", re.IGNORECASE) url_re = re.compile(r"^[a-z]{3,8}://[^\s'\"]+\S$") +link_re = re.compile("(?:\[\[|{{)([^\s\|]+)(?:\s*\|\s*([^\]]+)|)(?:\]\]|}})") title_done = False @@ -40,25 +40,25 @@ title_done = False # CGI stuff --------------------------------------------------------- def script_name(): - return environ.get('SCRIPT_NAME', '') + return os.environ.get('SCRIPT_NAME', '') 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 Exception, er: + except Exception: return addr def relative_url(pathname, privileged=False): @@ -70,8 +70,10 @@ def relative_url(pathname, privileged=False): pathname = url + '/' + pathname return pathname -# Formatting stuff -------------------------------------------------- +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" @@ -82,7 +84,7 @@ def send_guru(msg_text, msg_type): print ' Software Failure. Press left mouse button to continue.\n' print msg_text if msg_type == 'error': - print ' Guru Meditation #DEADBEEF.ABADC0DE' + print '\n Guru Meditation #DEADBEEF.ABADC0DE' print '' # FIXME: This little JS snippet is harder to pass than ACID 3.0 print """ @@ -107,7 +109,7 @@ def send_guru(msg_text, msg_type): } """ -def send_title(name, text="Limbo", msg_text=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 @@ -117,17 +119,31 @@ def send_title(name, text="Limbo", msg_text=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 ' ' - for css in css_url: - print ' ' % relative_url(css) + + 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 '' @@ -137,22 +153,25 @@ def send_title(name, text="Limbo", msg_text=None, msg_type='error'): # Navbar print '
' - print ' ' + site_name + ': ', if name: - print link_tag('?fullsearch=' + name, text, 'navlink') + ' ' + print ' ' + link_tag('?fullsearch=' + name, text, 'navlink') + ' ' else: - print text + ' ' - print ' | ' + link_tag('FrontPage', 'Front Page', 'navlink') + print ' ' + text + ' ' + print ' | ' + link_tag('FrontPage', 'Home', 'navlink') print ' | ' + link_tag('FindPage', 'Find Page', 'navlink') if 'history_url' in globals(): - print ' | Recent Changes' + 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', privileged=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' @@ -162,6 +181,11 @@ def send_title(name, text="Limbo", msg_text=None, msg_type='error'): print '
' +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, ss_class=None, privileged=False): if text is None: text = params # default @@ -223,20 +247,28 @@ def print_search_stats(hits, searched): print "

%d hits out of %d pages searched.

" % (hits, searched) def handle_raw(pagename): + if not file_re.match(pagename): + send_httperror("403 Forbidden", pagename) + return + Page(pagename).send_raw() def handle_edit(pagename): + if not file_re.match(pagename): + send_httperror("403 Forbidden", pagename) + return + pg = Page(pagename) if 'save' in form: if form['file'].value: - pg.save(form['file'].file.read()) + pg.save(form['file'].file.read(), form['changelog'].value) else: - pg.save(form['savetext'].value.replace('\r\n', '\n')) - pg.send_page() + pg.save(form['savetext'].value.replace('\r\n', '\n'), form['changelog'].value) + pg.format() elif 'cancel' in form: pg.msg_text = 'Editing canceled' pg.msg_type = 'notice' - pg.send_page() + pg.format() else: # preview or edit text = None if 'preview' in form: @@ -247,87 +279,26 @@ def make_index_key(): 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(form) cgi.print_environ() - print '' -# ---------------------------------------------------------- class Page: def __init__(self, page_name): self.page_name = page_name @@ -561,15 +581,15 @@ class Page: # 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.replace('/','_') + '.' + `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: @@ -585,29 +605,45 @@ class Page: def get_raw_body(self): try: - return open(self._text_filename(), 'rb').read() + return open(self._filename(), 'rb').read() except IOError, er: if er.errno == errno.ENOENT: return '' # just doesn't exist, use default if er.errno == errno.EISDIR: - return 'DIR' + return self.format_dir() raise er + 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 get_attrs(self): if 'attrs' in self.__dict__: return self.attrs self.attrs = {} try: - file = open(self._text_filename(), 'rt') + f = open(self._filename(), 'rt') attr_re = re.compile(r"^#(\S*)(.*)$") - for line in file: + for line in f: 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: + if er.errno != errno.ENOENT and er.errno != errno.EISDIR: raise er return self.attrs @@ -615,6 +651,7 @@ class Page: return self.get_attrs().get(name, default) def can(self, action, default=True): + acl = None try: #acl SomeUser:read,write All:read acl = self.get_attr("acl", None) @@ -623,7 +660,7 @@ class Page: if user == remote_user() or user == "All": return action in perms.split(',') return False - except Exception, er: + except Exception: if acl: self.msg_text = 'Illegal acl line: ' + acl return default @@ -634,26 +671,28 @@ 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 - - #css foo.css bar.css - global css_url - css_url = self.get_attr("css", "").split() + css_url - - send_title(page_name, self.split_title(), msg_text=self.msg_text, 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.get_attr("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]) + modtime = localtime(os.stat(self._filename())[stat.ST_MTIME]) except OSError, er: if er.errno != errno.ENOENT: raise er @@ -666,32 +705,39 @@ class Page: send_guru("Write access denied by ACLs", "error") return - file = '' + filename = '' if 'file' in form: - file = form['file'].value + filename = form['file'].value print ('

Editing ' + self.page_name + ' for ' + cgi.escape(remote_user()) + ' from ' + cgi.escape(get_hostname(remote_host())) + '

') - print '
' % relative_url(self.page_name) + print '
' % relative_url(self.page_name) print '' % (self.page_name) - print '' % (preview or self.get_raw_body()) - print 'Or upload a file: ' % file + print '
' % (self.page_name) + print '' % cgi.escape(preview or self.get_raw_body()) + print ' ' % filename print """
- - + +
-
""" +
+ + """ print "

" + Page('EditingTips').link_to() + "

" if preview: print "
" - PageFormatter(preview).print_html() + WikiFormatter(preview).print_html() print "
" - send_footer(self.page_name) + send_footer() def send_raw(self, mimetype='text/plain'): if self.can_read(): @@ -701,10 +747,20 @@ class Page: else: send_title(None, msg_text='Read access denied by ACLs', msg_type='notice') + def send_image(self, mimetype, args=[]): + if 'maxwidth' in args: + import subprocess + emit_header(mimetype) + sys.stdout.flush() + subprocess.check_call(['gm', 'convert', self._filename(), + '-scale', args['maxwidth'].value + ' >', '-']) + else: + self.send_raw(mimetype) + def _write_file(self, data): tmp_filename = self._tmp_filename() open(tmp_filename, 'wb').write(data) - name = self._text_filename() + name = self._filename() if os.name == 'nt': # Bad Bill! POSIX rename ought to replace. :-( try: @@ -713,7 +769,7 @@ class Page: if er.errno != errno.ENOENT: raise er os.rename(tmp_filename, name) - def save(self, newdata): + def save(self, newdata, changelog): if not self.can_write(): self.msg_text = 'Write access denied by ACLs' self.msg_type = 'error' @@ -726,7 +782,8 @@ class Page: cmd = ( post_edit_hook + " '" + data_dir + '/' + self.page_name + "' '" + remote_user() - + "' '" + remote_host() + "'" + + "' '" + remote_host() + + "' '" + changelog + "'" ) out = os.popen(cmd) output = out.read() @@ -740,35 +797,39 @@ class Page: self.msg_text = 'Thank you for your contribution. Your attention to detail is appreciated.' self.msg_type = 'success' -# Main --------------------------------------------------------------- -try: - execfile("geekigeeki.conf.py") - form = cgi.FieldStorage() - +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', '') + path_info = os.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 = os.environ.get('QUERY_STRING', '') or 'FrontPage' if file_re.match(query): if word_re.match(query): - Page(query).send_page() + Page(query).format() else: from mimetypes import MimeTypes - type, encoding = MimeTypes().guess_type(query) - type = type or 'text/plain' - Page(query).send_raw(mimetype=type) + mimetype, encoding = MimeTypes().guess_type(query) + if mimetype: + if mimetype.startswith('image/'): + Page(query).send_image(mimetype=mimetype, args=form) + else: + Page(query).send_raw(mimetype=mimetype) + else: + Page(query).format() else: - print "Status: 404 Not Found" - send_title(None, msg_text='Can\'t work out query: ' + query) - send_footer(None) + send_httperror("403 Forbidden", query) + +try: + execfile("geekigeeki.conf.py") + form = cgi.FieldStorage() + main() except Exception: import traceback msg_text = traceback.format_exc() @@ -776,6 +837,6 @@ except Exception: send_guru(msg_text, "error") else: send_title(None, msg_text=msg_text) - send_footer(None) + send_footer() sys.stdout.flush()