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# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
from HTMLParser import HTMLParser
from StringIO import StringIO
class _ConverterHTMLParser(HTMLParser):
def __init__(self, io):
HTMLParser.__init__(self)
self._io = io
self._tag_stack = []
def handle_starttag(self, tag, attrs):
attrs_dict = dict(attrs)
self._tag_stack.append({'tag': tag})
class_attr = dict(attrs).get('class', None)
if class_attr is not None:
if class_attr == 'doc-family extensions':
self._io.write('{{^is_apps}}\n')
self._tag_stack[-1]['close'] = True
if class_attr == 'doc-family apps':
self._io.write('{{?is_apps}}\n')
self._tag_stack[-1]['close'] = True
self._io.write(self.get_starttag_text())
def handle_startendtag(self, tag, attrs):
self._io.write(self.get_starttag_text())
def handle_endtag(self, tag):
self._io.write('</' + tag + '>')
if len(self._tag_stack) == 0:
return
if self._tag_stack[-1]['tag'] == tag:
if self._tag_stack[-1].get('close', False):
self._io.write('\n{{/is_apps}}')
self._tag_stack.pop()
def handle_data(self, data):
self._io.write(data)
def handle_comment(self, data):
self._io.write('<!--' + data + '-->')
def handle_entityref(self, name):
self._io.write('&' + name + ';')
def handle_charref(self, name):
self._io.write('&#' + name + ';')
def handle_decl(self, data):
self._io.write('<!' + data + '>')
def HandleDocFamily(html):
output = StringIO()
parser = _ConverterHTMLParser(output)
parser.feed(html)
return output.getvalue()
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