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# Copyright (C) 1998-2007 by the Free Software Foundation, Inc.
#
# 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; either version 2
# of the License, or (at your option) any later version.
#
# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
# USA.
"""Script which implements admin editing of the list's html templates."""
import os
import cgi
import errno
import re
from Mailman import Utils
from Mailman import MailList
from Mailman.htmlformat import *
from Mailman.HTMLFormatter import HTMLFormatter
from Mailman import Errors
from Mailman.Cgi import Auth
from Mailman.Logging.Syslog import syslog
from Mailman import i18n
_ = i18n._
def main():
# Trick out pygettext since we want to mark template_data as translatable,
# but we don't want to actually translate it here.
def _(s):
return s
template_data = (
('listinfo.html', _('General list information page')),
('subscribe.html', _('Subscribe results page')),
('options.html', _('User specific options page')),
('subscribeack.txt', _('Welcome email text file')),
)
_ = i18n._
doc = Document()
# Set up the system default language
i18n.set_language(mm_cfg.DEFAULT_SERVER_LANGUAGE)
doc.set_language(mm_cfg.DEFAULT_SERVER_LANGUAGE)
parts = Utils.GetPathPieces()
if not parts:
doc.AddItem(Header(2, _("List name is required.")))
print doc.Format()
return
listname = parts[0].lower()
try:
mlist = MailList.MailList(listname, lock=0)
except Errors.MMListError, e:
# Avoid cross-site scripting attacks
safelistname = Utils.websafe(listname)
doc.AddItem(Header(2, _('No such list <em>%(safelistname)s</em>')))
print doc.Format()
syslog('error', 'No such list "%s": %s', listname, e)
return
# Now that we have a valid list, set the language to its default
i18n.set_language(mlist.preferred_language)
doc.set_language(mlist.preferred_language)
# Must be authenticated to get any farther
cgidata = cgi.FieldStorage()
# Editing the html for a list is limited to the list admin and site admin.
if not mlist.WebAuthenticate((mm_cfg.AuthListAdmin,
mm_cfg.AuthSiteAdmin),
cgidata.getvalue('adminpw', '')):
if cgidata.has_key('admlogin'):
# This is a re-authorization attempt
msg = Bold(FontSize('+1', _('Authorization failed.'))).Format()
else:
msg = ''
Auth.loginpage(mlist, 'admin', msg=msg)
return
realname = mlist.real_name
if len(parts) > 1:
template_name = parts[1]
for (template, info) in template_data:
if template == template_name:
template_info = _(info)
doc.SetTitle(_(
'%(realname)s -- Edit html for %(template_info)s'))
break
else:
# Avoid cross-site scripting attacks
safetemplatename = Utils.websafe(template_name)
doc.SetTitle(_('Edit HTML : Error'))
doc.AddItem(Header(2, _("%(safetemplatename)s: Invalid template")))
doc.AddItem(mlist.GetMailmanFooter())
print doc.Format()
return
else:
doc.SetTitle(_('%(realname)s -- HTML Page Editing'))
doc.AddItem(Header(1, _('%(realname)s -- HTML Page Editing')))
doc.AddItem(Header(2, _('Select page to edit:')))
template_list = UnorderedList()
for (template, info) in template_data:
l = Link(mlist.GetScriptURL('edithtml') + '/' + template, _(info))
template_list.AddItem(l)
doc.AddItem(FontSize("+2", template_list))
doc.AddItem(mlist.GetMailmanFooter())
print doc.Format()
return
try:
if cgidata.keys():
ChangeHTML(mlist, cgidata, template_name, doc)
FormatHTML(mlist, doc, template_name, template_info)
finally:
doc.AddItem(mlist.GetMailmanFooter())
print doc.Format()
def FormatHTML(mlist, doc, template_name, template_info):
doc.AddItem(Header(1,'%s:' % mlist.real_name))
doc.AddItem(Header(1, template_info))
doc.AddItem('<hr>')
link = Link(mlist.GetScriptURL('admin'),
_('View or edit the list configuration information.'))
doc.AddItem(FontSize("+1", link))
doc.AddItem('<p>')
doc.AddItem('<hr>')
form = Form(mlist.GetScriptURL('edithtml') + '/' + template_name)
text = Utils.maketext(template_name, raw=1, mlist=mlist)
# MAS: Don't websafe twice. TextArea does it.
form.AddItem(TextArea('html_code', text, rows=40, cols=75))
form.AddItem('<p>' + _('When you are done making changes...'))
form.AddItem(SubmitButton('submit', _('Submit Changes')))
doc.AddItem(form)
def ChangeHTML(mlist, cgi_info, template_name, doc):
if not cgi_info.has_key('html_code'):
doc.AddItem(Header(3,_("Can't have empty html page.")))
doc.AddItem(Header(3,_("HTML Unchanged.")))
doc.AddItem('<hr>')
return
code = cgi_info['html_code'].value
if Utils.suspiciousHTML(code):
doc.AddItem(Header(3,
_("""The page you saved contains suspicious HTML that could
potentially expose your users to cross-site scripting attacks. This change
has therefore been rejected. If you still want to make these changes, you
must have shell access to your Mailman server.
""")))
doc.AddItem(_('See '))
doc.AddItem(Link(
'http://www.python.org/cgi-bin/faqw-mm.py?req=show&file=faq04.048.htp',
_('FAQ 4.48.')))
doc.AddItem(Header(3,_("Page Unchanged.")))
doc.AddItem('<hr>')
return
langdir = os.path.join(mlist.fullpath(), mlist.preferred_language)
# Make sure the directory exists
omask = os.umask(0)
try:
try:
os.mkdir(langdir, 02775)
except OSError, e:
if e.errno <> errno.EEXIST: raise
finally:
os.umask(omask)
fp = open(os.path.join(langdir, template_name), 'w')
try:
fp.write(code)
finally:
fp.close()
doc.AddItem(Header(3, _('HTML successfully updated.')))
doc.AddItem('<hr>')
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