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Merge pull request #93 from hbrunn/8.0-ckeditor-img-dataurls

[IMP] monkey patch lxml's html cleaner
pull/98/head
Sylvain LE GAL 10 years ago
parent
commit
a39f10cb33
  1. 1
      web_ckeditor4/__init__.py
  2. 21
      web_ckeditor4/models/__init__.py
  3. 44
      web_ckeditor4/models/ckeditor_monkeypatch.py

1
web_ckeditor4/__init__.py

@ -19,3 +19,4 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>. # along with this program. If not, see <http://www.gnu.org/licenses/>.
# #
############################################################################## ##############################################################################
from . import models

21
web_ckeditor4/models/__init__.py

@ -0,0 +1,21 @@
# -*- coding: utf-8 -*-
##############################################################################
#
# OpenERP, Open Source Management Solution
# This module copyright (C) 2015 Therp BV (<http://therp.nl>).
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################
from . import ckeditor_monkeypatch

44
web_ckeditor4/models/ckeditor_monkeypatch.py

@ -0,0 +1,44 @@
# -*- coding: utf-8 -*-
##############################################################################
#
# OpenERP, Open Source Management Solution
# This module copyright (C) 2015 Therp BV (<http://therp.nl>).
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################
import re
from lxml.html import clean
from openerp import models
class CkeditorMonkeypatch(models.AbstractModel):
_name = 'ckeditor.monkeypatch'
_description = 'Monkeypatches for CKEditor'
def _register_hook(self, cr):
marker = self._name.replace('.', '_')
if not hasattr(clean, marker):
# monkey patch lxml's html cleaner to allow image data urls
if hasattr(clean, '_is_javascript_scheme'):
# this is the case in lxml >= 3.3
_is_javascript_scheme = clean._is_javascript_scheme
_is_image_dataurl = re.compile(
r'^data:image/.+;base64', re.I).search
clean._is_javascript_scheme = lambda s:\
None if _is_image_dataurl(s) else _is_javascript_scheme(s)
# TODO: do something else for 2.3.1 <= version <= 3.2, before data
# urls were not cleaned at all
setattr(clean, marker, True)
return super(CkeditorMonkeypatch, self)._register_hook(cr)
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