[ted] Added support for subtitle download

This commit is contained in:
Ismaël Mejía 2013-11-02 19:48:39 +01:00
parent 1f343eaabb
commit a9a3876d55
2 changed files with 87 additions and 4 deletions

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@ -0,0 +1,63 @@
#!/usr/bin/env python
import sys
import unittest
import hashlib
# Allow direct execution
import os
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from youtube_dl.extractor import TEDIE
from youtube_dl.utils import *
from helper import FakeYDL
md5 = lambda s: hashlib.md5(s.encode('utf-8')).hexdigest()
class TestTedSubtitles(unittest.TestCase):
def setUp(self):
self.DL = FakeYDL()
self.url = 'http://www.ted.com/talks/dan_dennett_on_our_consciousness.html'
def getInfoDict(self):
IE = TEDIE(self.DL)
info_dict = IE.extract(self.url)
return info_dict
def getSubtitles(self):
info_dict = self.getInfoDict()
return info_dict[0]['subtitles']
def test_no_writesubtitles(self):
subtitles = self.getSubtitles()
self.assertEqual(subtitles, None)
def test_subtitles(self):
self.DL.params['writesubtitles'] = True
subtitles = self.getSubtitles()
self.assertEqual(md5(subtitles['en']), '2154f31ff9b9f89a0aa671537559c21d')
def test_subtitles_lang(self):
self.DL.params['writesubtitles'] = True
self.DL.params['subtitleslangs'] = ['fr']
subtitles = self.getSubtitles()
self.assertEqual(md5(subtitles['fr']), '7616cbc6df20ec2c1204083c83871cf6')
def test_allsubtitles(self):
self.DL.params['writesubtitles'] = True
self.DL.params['allsubtitles'] = True
subtitles = self.getSubtitles()
self.assertEqual(len(subtitles.keys()), 28)
def test_list_subtitles(self):
self.DL.params['listsubtitles'] = True
info_dict = self.getInfoDict()
self.assertEqual(info_dict, [None])
def test_automatic_captions(self):
self.DL.params['writeautomaticsub'] = True
self.DL.params['subtitleslang'] = ['en']
subtitles = self.getSubtitles()
self.assertTrue(len(subtitles.keys()) == 0)
def test_multiple_langs(self):
self.DL.params['writesubtitles'] = True
langs = ['es', 'fr', 'de']
self.DL.params['subtitleslangs'] = langs
subtitles = self.getSubtitles()
for lang in langs:
self.assertTrue(subtitles.get(lang) is not None, u'Subtitles for \'%s\' not extracted' % lang)
if __name__ == '__main__':
unittest.main()

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@ -1,10 +1,9 @@
import json
import re
from .common import InfoExtractor
from .subtitles import SubtitlesInfoExtractor
class TEDIE(InfoExtractor):
class TEDIE(SubtitlesInfoExtractor):
_VALID_URL=r'''http://www\.ted\.com/
(
((?P<type_playlist>playlists)/(?P<playlist_id>\d+)) # We have a playlist
@ -82,11 +81,21 @@ def _talk_info(self, url, video_id=0):
'url': stream['file'],
'format': stream['id']
} for stream in info['htmlStreams']]
video_id = info['id']
# subtitles
video_subtitles = self.extract_subtitles(video_id, webpage)
if self._downloader.params.get('listsubtitles', False):
self._list_available_subtitles(video_id, webpage)
return
info = {
'id': info['id'],
'id': video_id,
'title': title,
'thumbnail': thumbnail,
'description': desc,
'subtitles': video_subtitles,
'formats': formats,
}
@ -94,3 +103,14 @@ def _talk_info(self, url, video_id=0):
info.update(info['formats'][-1])
return info
def _get_available_subtitles(self, video_id, webpage):
options = self._search_regex(r'(?:<select name="subtitles_language_select" id="subtitles_language_select">)(.*?)(?:</select>)', webpage, 'subtitles_language_select', flags=re.DOTALL)
languages = re.findall(r'(?:<option value=")(\S+)"', options)
if languages:
sub_lang_list = {}
for l in languages:
url = 'http://www.ted.com/talks/subtitles/id/%s/lang/%s/format/srt' % (video_id, l)
sub_lang_list[l] = url
return sub_lang_list
return {}