| # 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() |
