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[crunchycroll] Fix building of ass subtitles (reported in #4019)

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Parse the xml document instead of using regexes, otherwise unicode characters are left unescaped.
This commit is contained in:
Jaime Marquínez Ferrándiz 2014-10-29 21:19:20 +01:00
parent ac645ac7d0
commit d65d628613
1 changed files with 12 additions and 15 deletions
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27
youtube_dl/extractor/crunchyroll.py
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@ -109,19 +109,17 @@ def next_value(self):
decrypted_data = intlist_to_bytes(aes_cbc_decrypt(data, key, iv))
return zlib.decompress(decrypted_data)
def _convert_subtitles_to_srt(self, subtitles):
def _convert_subtitles_to_srt(self, sub_root):
output = ''
for i, (start, end, text) in enumerate(re.findall(r'<event [^>]*?start="([^"]+)" [^>]*?end="([^"]+)" [^>]*?text="([^"]+)"[^>]*?>', subtitles), 1):
start = start.replace('.', ',')
end = end.replace('.', ',')
text = clean_html(text)
text = text.replace('\\N', '\n')
if not text:
continue
for i, event in enumerate(sub_root.findall('./events/event'), 1):
start = event.attrib['start'].replace('.', ',')
end = event.attrib['end'].replace('.', ',')
text = event.attrib['text'].replace('\\N', '\n')
output += '%d\n%s --> %s\n%s\n\n' % (i, start, end, text)
return output
def _convert_subtitles_to_ass(self, subtitles):
def _convert_subtitles_to_ass(self, sub_root):
output = ''
def ass_bool(strvalue):
@ -130,10 +128,6 @@ def ass_bool(strvalue):
assvalue = '-1'
return assvalue
sub_root = xml.etree.ElementTree.fromstring(subtitles)
if not sub_root:
return output
output = '[Script Info]\n'
output += 'Title: %s\n' % sub_root.attrib["title"]
output += 'ScriptType: v4.00+\n'
@ -270,10 +264,13 @@ def _real_extract(self,url):
lang_code = self._search_regex(r'lang_code=["\']([^"\']+)', subtitle, 'subtitle_lang_code', fatal=False)
if not lang_code:
continue
sub_root = xml.etree.ElementTree.fromstring(subtitle)
if not sub_root:
subtitles[lang_code] = ''
if sub_format == 'ass':
subtitles[lang_code] = self._convert_subtitles_to_ass(subtitle)
subtitles[lang_code] = self._convert_subtitles_to_ass(sub_root)
else:
subtitles[lang_code] = self._convert_subtitles_to_srt(subtitle)
subtitles[lang_code] = self._convert_subtitles_to_srt(sub_root)
if self._downloader.params.get('listsubtitles', False):
self._list_available_subtitles(video_id, subtitles)