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https://github.com/ytdl-org/youtube-dl
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Merge pull request #1705 from iemejia/master
[ted] support for subtitles
This commit is contained in:
Jaime Marquínez Ferrándiz
commit
231516b6c9
69
test/test_ted_subtitles.py
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69
test/test_ted_subtitles.py
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@ -0,0 +1,69 @@
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#!/usr/bin/env python
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import sys
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import unittest
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import hashlib
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# Allow direct execution
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import os
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sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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from youtube_dl.extractor import TEDIE
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from youtube_dl.utils import *
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from helper import FakeYDL
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md5 = lambda s: hashlib.md5(s.encode('utf-8')).hexdigest()
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class TestTedSubtitles(unittest.TestCase):
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def setUp(self):
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self.DL = FakeYDL()
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self.url = 'http://www.ted.com/talks/dan_dennett_on_our_consciousness.html'
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def getInfoDict(self):
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IE = TEDIE(self.DL)
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info_dict = IE.extract(self.url)
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return info_dict
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def getSubtitles(self):
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info_dict = self.getInfoDict()
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return info_dict[0]['subtitles']
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def test_no_writesubtitles(self):
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subtitles = self.getSubtitles()
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self.assertEqual(subtitles, None)
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def test_subtitles(self):
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self.DL.params['writesubtitles'] = True
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subtitles = self.getSubtitles()
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self.assertEqual(md5(subtitles['en']), '2154f31ff9b9f89a0aa671537559c21d')
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def test_subtitles_lang(self):
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self.DL.params['writesubtitles'] = True
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self.DL.params['subtitleslangs'] = ['fr']
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subtitles = self.getSubtitles()
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self.assertEqual(md5(subtitles['fr']), '7616cbc6df20ec2c1204083c83871cf6')
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def test_allsubtitles(self):
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self.DL.params['writesubtitles'] = True
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self.DL.params['allsubtitles'] = True
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subtitles = self.getSubtitles()
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self.assertEqual(len(subtitles.keys()), 28)
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def test_list_subtitles(self):
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self.DL.params['listsubtitles'] = True
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info_dict = self.getInfoDict()
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self.assertEqual(info_dict, [None])
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def test_automatic_captions(self):
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self.DL.params['writeautomaticsub'] = True
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self.DL.params['subtitleslang'] = ['en']
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subtitles = self.getSubtitles()
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self.assertTrue(len(subtitles.keys()) == 0)
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# def test_nosubtitles(self):
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# self.DL.expect_warning(u'video doesn\'t have subtitles')
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# self.url = 'http://www.ted.com/talks/rodrigo_canales_the_deadly_genius_of_drug_cartels.html'
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# self.DL.params['writesubtitles'] = True
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# self.DL.params['allsubtitles'] = True
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# subtitles = self.getSubtitles()
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def test_multiple_langs(self):
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self.DL.params['writesubtitles'] = True
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langs = ['es', 'fr', 'de']
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self.DL.params['subtitleslangs'] = langs
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subtitles = self.getSubtitles()
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for lang in langs:
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self.assertTrue(subtitles.get(lang) is not None, u'Subtitles for \'%s\' not extracted' % lang)
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if __name__ == '__main__':
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unittest.main()
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@ -141,9 +141,9 @@ class DailymotionIE(DailymotionBaseInfoExtractor, SubtitlesInfoExtractor):
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raise ExtractorError(u'Unable to extract video URL')
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# subtitles
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video_subtitles = self.extract_subtitles(video_id)
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video_subtitles = self.extract_subtitles(video_id, webpage)
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if self._downloader.params.get('listsubtitles', False):
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self._list_available_subtitles(video_id)
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self._list_available_subtitles(video_id, webpage)
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return
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return {
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@ -157,7 +157,7 @@ class DailymotionIE(DailymotionBaseInfoExtractor, SubtitlesInfoExtractor):
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'age_limit': age_limit,
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}
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def _get_available_subtitles(self, video_id):
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def _get_available_subtitles(self, video_id, webpage):
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try:
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sub_list = self._download_webpage(
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'https://api.dailymotion.com/video/%s/subtitles?fields=id,language,url' % video_id,
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@ -12,9 +12,9 @@ class SubtitlesInfoExtractor(InfoExtractor):
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return any([self._downloader.params.get('writesubtitles', False),
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self._downloader.params.get('writeautomaticsub')])
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def _list_available_subtitles(self, video_id, webpage=None):
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def _list_available_subtitles(self, video_id, webpage):
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""" outputs the available subtitles for the video """
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sub_lang_list = self._get_available_subtitles(video_id)
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sub_lang_list = self._get_available_subtitles(video_id, webpage)
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auto_captions_list = self._get_available_automatic_caption(video_id, webpage)
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sub_lang = ",".join(list(sub_lang_list.keys()))
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self.to_screen(u'%s: Available subtitles for video: %s' %
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@ -23,7 +23,7 @@ class SubtitlesInfoExtractor(InfoExtractor):
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self.to_screen(u'%s: Available automatic captions for video: %s' %
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(video_id, auto_lang))
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def extract_subtitles(self, video_id, video_webpage=None):
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def extract_subtitles(self, video_id, webpage):
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"""
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returns {sub_lang: sub} ,{} if subtitles not found or None if the
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subtitles aren't requested.
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@ -32,9 +32,9 @@ class SubtitlesInfoExtractor(InfoExtractor):
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return None
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available_subs_list = {}
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if self._downloader.params.get('writeautomaticsub', False):
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available_subs_list.update(self._get_available_automatic_caption(video_id, video_webpage))
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available_subs_list.update(self._get_available_automatic_caption(video_id, webpage))
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if self._downloader.params.get('writesubtitles', False):
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available_subs_list.update(self._get_available_subtitles(video_id))
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available_subs_list.update(self._get_available_subtitles(video_id, webpage))
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if not available_subs_list: # error, it didn't get the available subtitles
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return {}
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@ -74,7 +74,7 @@ class SubtitlesInfoExtractor(InfoExtractor):
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return
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return sub
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def _get_available_subtitles(self, video_id):
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def _get_available_subtitles(self, video_id, webpage):
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"""
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returns {sub_lang: url} or {} if not available
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Must be redefined by the subclasses
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@ -1,10 +1,14 @@
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import json
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import re
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from .common import InfoExtractor
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from .subtitles import SubtitlesInfoExtractor
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from ..utils import (
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compat_str,
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RegexNotFoundError,
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)
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class TEDIE(InfoExtractor):
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class TEDIE(SubtitlesInfoExtractor):
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_VALID_URL=r'''http://www\.ted\.com/
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(
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((?P<type_playlist>playlists)/(?P<playlist_id>\d+)) # We have a playlist
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@ -82,11 +86,21 @@ class TEDIE(InfoExtractor):
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'url': stream['file'],
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'format': stream['id']
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} for stream in info['htmlStreams']]
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video_id = info['id']
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# subtitles
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video_subtitles = self.extract_subtitles(video_id, webpage)
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if self._downloader.params.get('listsubtitles', False):
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self._list_available_subtitles(video_id, webpage)
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return
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info = {
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'id': info['id'],
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'id': video_id,
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'title': title,
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'thumbnail': thumbnail,
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'description': desc,
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'subtitles': video_subtitles,
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'formats': formats,
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}
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@ -94,3 +108,17 @@ class TEDIE(InfoExtractor):
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info.update(info['formats'][-1])
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return info
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def _get_available_subtitles(self, video_id, webpage):
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try:
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options = self._search_regex(r'(?:<select name="subtitles_language_select" id="subtitles_language_select">)(.*?)(?:</select>)', webpage, 'subtitles_language_select', flags=re.DOTALL)
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languages = re.findall(r'(?:<option value=")(\S+)"', options)
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if languages:
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sub_lang_list = {}
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for l in languages:
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url = 'http://www.ted.com/talks/subtitles/id/%s/lang/%s/format/srt' % (video_id, l)
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sub_lang_list[l] = url
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return sub_lang_list
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except RegexNotFoundError as err:
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self._downloader.report_warning(u'video doesn\'t have subtitles')
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return {}
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@ -1082,7 +1082,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
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else:
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raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
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def _get_available_subtitles(self, video_id):
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def _get_available_subtitles(self, video_id, webpage):
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try:
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sub_list = self._download_webpage(
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'http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id,
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