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# -*- coding: utf-8 -*-
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# Copyright (C) 2010-2017 RhodeCode GmbH
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License, version 3
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# (only), as published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# This program is dual-licensed. If you wish to learn more about the
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# RhodeCode Enterprise Edition, including its added features, Support services,
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# and proprietary license terms, please see https://rhodecode.com/licenses/
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import re
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import markdown
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from mdx_gfm import GithubFlavoredMarkdownExtension # noqa
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class FlavoredCheckboxExtension(markdown.Extension):
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def extendMarkdown(self, md, md_globals):
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md.preprocessors.add('checklist',
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FlavoredCheckboxPreprocessor(md), '<reference')
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md.postprocessors.add('checklist',
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FlavoredCheckboxPostprocessor(md), '>unescape')
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class FlavoredCheckboxPreprocessor(markdown.preprocessors.Preprocessor):
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"""
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Replaces occurrences of [ ] or [x] to checkbox input
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"""
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pattern = re.compile(r'^([*-]) \[([ x])\]')
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def run(self, lines):
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return [self._transform_line(line) for line in lines]
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def _transform_line(self, line):
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return self.pattern.sub(self._replacer, line)
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def _replacer(self, match):
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list_prefix, state = match.groups()
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checked = '' if state == ' ' else ' checked="checked"'
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return '%s <input type="checkbox" disabled="disabled"%s>' % (list_prefix,
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checked)
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class FlavoredCheckboxPostprocessor(markdown.postprocessors.Postprocessor):
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"""
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Adds `flavored_checkbox_list` class to list of checkboxes
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"""
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pattern = re.compile(r'^([*-]) \[([ x])\]')
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def run(self, html):
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before = '<ul>\n<li><input type="checkbox"'
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after = '<ul class="flavored_checkbox_list">\n<li><input type="checkbox"'
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return html.replace(before, after)
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# Global Vars
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URLIZE_RE = '(%s)' % '|'.join([
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r'<(?:f|ht)tps?://[^>]*>',
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r'\b(?:f|ht)tps?://[^)<>\s]+[^.,)<>\s]',
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r'\bwww\.[^)<>\s]+[^.,)<>\s]',
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r'[^(<\s]+\.(?:com|net|org)\b',
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])
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class UrlizePattern(markdown.inlinepatterns.Pattern):
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""" Return a link Element given an autolink (`http://example/com`). """
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def handleMatch(self, m):
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url = m.group(2)
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if url.startswith('<'):
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url = url[1:-1]
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text = url
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if not url.split('://')[0] in ('http','https','ftp'):
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if '@' in url and not '/' in url:
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url = 'mailto:' + url
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else:
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url = 'http://' + url
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el = markdown.util.etree.Element("a")
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el.set('href', url)
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el.text = markdown.util.AtomicString(text)
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return el
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class UrlizeExtension(markdown.Extension):
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""" Urlize Extension for Python-Markdown. """
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def extendMarkdown(self, md, md_globals):
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""" Replace autolink with UrlizePattern """
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md.inlinePatterns['autolink'] = UrlizePattern(URLIZE_RE, md)
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