fix playlist pagination and add YT playlist tests (closes #569)

This commit is contained in:
Filippo Valsorda 2012-12-11 16:45:46 +01:00
parent d050de77f9
commit 9789a05c20
3 changed files with 89 additions and 10 deletions

View file

@ -0,0 +1,70 @@
#!/usr/bin/env python
import sys
import unittest
import socket
# Allow direct execution
import os
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from youtube_dl.InfoExtractors import YoutubePlaylistIE
from youtube_dl.utils import *
# General configuration (from __init__, not very elegant...)
jar = compat_cookiejar.CookieJar()
cookie_processor = compat_urllib_request.HTTPCookieProcessor(jar)
proxy_handler = compat_urllib_request.ProxyHandler()
opener = compat_urllib_request.build_opener(proxy_handler, cookie_processor, YoutubeDLHandler())
compat_urllib_request.install_opener(opener)
socket.setdefaulttimeout(300) # 5 minutes should be enough (famous last words)
class FakeDownloader(object):
def __init__(self):
self.result = []
self.params = {}
def to_screen(self, s):
print(s)
def trouble(self, s):
raise Exception(s)
def download(self, x):
self.result.append(x)
class TestYoutubeLists(unittest.TestCase):
def test_youtube_playlist(self):
DL = FakeDownloader()
IE = YoutubePlaylistIE(DL)
IE.extract('https://www.youtube.com/playlist?list=PLwiyx1dc3P2JR9N8gQaQN_BCvlSlap7re')
self.assertEqual(DL.result, [
['http://www.youtube.com/watch?v=bV9L5Ht9LgY'],
['http://www.youtube.com/watch?v=FXxLjLQi3Fg'],
['http://www.youtube.com/watch?v=tU3Bgo5qJZE']
])
def test_youtube_playlist_long(self):
DL = FakeDownloader()
IE = YoutubePlaylistIE(DL)
IE.extract('https://www.youtube.com/playlist?list=UUBABnxM4Ar9ten8Mdjj1j0Q')
self.assertTrue(len(DL.result) >= 799)
def test_youtube_course(self):
DL = FakeDownloader()
IE = YoutubePlaylistIE(DL)
# TODO find a > 100 (paginating?) videos course
IE.extract('https://www.youtube.com/course?list=ECUl4u3cNGP61MdtwGTqZA0MreSaDybji8')
self.assertEqual(DL.result[0], ['http://www.youtube.com/watch?v=j9WZyLZCBzs'])
self.assertEqual(len(DL.result), 25)
self.assertEqual(DL.result[-1], ['http://www.youtube.com/watch?v=rYefUsYuEp0'])
def test_youtube_channel(self):
"""I give up, please find a channel that does paginate and test this like test_youtube_playlist_long"""
pass # TODO
def test_youtube_user(self):
DL = FakeDownloader()
IE = YoutubePlaylistIE(DL)
IE.extract('https://www.youtube.com/user/TheLinuxFoundation')
self.assertTrue(len(DL.result) >= 320)
if __name__ == '__main__':
unittest.main()

View file

@ -11,12 +11,12 @@ from youtube_dl.InfoExtractors import YoutubeIE, YoutubePlaylistIE
class TestYoutubePlaylistMatching(unittest.TestCase): class TestYoutubePlaylistMatching(unittest.TestCase):
def test_playlist_matching(self): def test_playlist_matching(self):
assert YoutubePlaylistIE().suitable(u'ECUl4u3cNGP61MdtwGTqZA0MreSaDybji8') self.assertTrue(YoutubePlaylistIE().suitable(u'ECUl4u3cNGP61MdtwGTqZA0MreSaDybji8'))
assert YoutubePlaylistIE().suitable(u'PL63F0C78739B09958') self.assertTrue(YoutubePlaylistIE().suitable(u'PL63F0C78739B09958'))
assert not YoutubePlaylistIE().suitable(u'PLtS2H6bU1M') self.assertFalse(YoutubePlaylistIE().suitable(u'PLtS2H6bU1M'))
def test_youtube_matching(self): def test_youtube_matching(self):
assert YoutubeIE().suitable(u'PLtS2H6bU1M') self.assertTrue(YoutubeIE().suitable(u'PLtS2H6bU1M'))
if __name__ == '__main__': if __name__ == '__main__':
unittest.main() unittest.main()

View file

@ -1674,7 +1674,7 @@ class YoutubePlaylistIE(InfoExtractor):
_VALID_URL = r'(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:(?:course|view_play_list|my_playlists|artist|playlist)\?.*?(p|a|list)=|user/.*?/user/|p/|user/.*?#[pg]/c/)(?:PL|EC)?|PL|EC)([0-9A-Za-z-_]{10,})(?:/.*?/([0-9A-Za-z_-]+))?.*' _VALID_URL = r'(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:(?:course|view_play_list|my_playlists|artist|playlist)\?.*?(p|a|list)=|user/.*?/user/|p/|user/.*?#[pg]/c/)(?:PL|EC)?|PL|EC)([0-9A-Za-z-_]{10,})(?:/.*?/([0-9A-Za-z_-]+))?.*'
_TEMPLATE_URL = 'http://www.youtube.com/%s?%s=%s&page=%s&gl=US&hl=en' _TEMPLATE_URL = 'http://www.youtube.com/%s?%s=%s&page=%s&gl=US&hl=en'
_VIDEO_INDICATOR_TEMPLATE = r'/watch\?v=(.+?)&([^&"]+&)*list=.*?%s' _VIDEO_INDICATOR_TEMPLATE = r'/watch\?v=(.+?)&([^&"]+&)*list=.*?%s'
_MORE_PAGES_INDICATOR = r'yt-uix-pager-next' _MORE_PAGES_INDICATOR = u"Next \N{RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK}"
IE_NAME = u'youtube:playlist' IE_NAME = u'youtube:playlist'
def __init__(self, downloader=None): def __init__(self, downloader=None):
@ -1713,7 +1713,7 @@ class YoutubePlaylistIE(InfoExtractor):
url = self._TEMPLATE_URL % (playlist_access, playlist_prefix, playlist_id, pagenum) url = self._TEMPLATE_URL % (playlist_access, playlist_prefix, playlist_id, pagenum)
request = compat_urllib_request.Request(url) request = compat_urllib_request.Request(url)
try: try:
page = compat_urllib_request.urlopen(request).read() page = compat_urllib_request.urlopen(request).read().decode('utf8')
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err)) self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err))
return return
@ -1725,10 +1725,12 @@ class YoutubePlaylistIE(InfoExtractor):
ids_in_page.append(mobj.group(1)) ids_in_page.append(mobj.group(1))
video_ids.extend(ids_in_page) video_ids.extend(ids_in_page)
if re.search(self._MORE_PAGES_INDICATOR, page) is None: if self._MORE_PAGES_INDICATOR not in page:
break break
pagenum = pagenum + 1 pagenum = pagenum + 1
total = len(video_ids)
playliststart = self._downloader.params.get('playliststart', 1) - 1 playliststart = self._downloader.params.get('playliststart', 1) - 1
playlistend = self._downloader.params.get('playlistend', -1) playlistend = self._downloader.params.get('playlistend', -1)
if playlistend == -1: if playlistend == -1:
@ -1736,6 +1738,11 @@ class YoutubePlaylistIE(InfoExtractor):
else: else:
video_ids = video_ids[playliststart:playlistend] video_ids = video_ids[playliststart:playlistend]
if len(video_ids) == total:
self._downloader.to_screen(u'[youtube] PL %s: Found %i videos' % (playlist_id, total))
else:
self._downloader.to_screen(u'[youtube] PL %s: Found %i videos, downloading %i' % (playlist_id, total, len(video_ids)))
for id in video_ids: for id in video_ids:
self._downloader.download(['http://www.youtube.com/watch?v=%s' % id]) self._downloader.download(['http://www.youtube.com/watch?v=%s' % id])
return return
@ -1746,7 +1753,7 @@ class YoutubeChannelIE(InfoExtractor):
_VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)(?:/.*)?$" _VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)(?:/.*)?$"
_TEMPLATE_URL = 'http://www.youtube.com/channel/%s/videos?sort=da&flow=list&view=0&page=%s&gl=US&hl=en' _TEMPLATE_URL = 'http://www.youtube.com/channel/%s/videos?sort=da&flow=list&view=0&page=%s&gl=US&hl=en'
_MORE_PAGES_INDICATOR = r'yt-uix-button-content">Next' # TODO _MORE_PAGES_INDICATOR = u"Next \N{RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK}"
IE_NAME = u'youtube:channel' IE_NAME = u'youtube:channel'
def report_download_page(self, channel_id, pagenum): def report_download_page(self, channel_id, pagenum):
@ -1770,7 +1777,7 @@ class YoutubeChannelIE(InfoExtractor):
url = self._TEMPLATE_URL % (channel_id, pagenum) url = self._TEMPLATE_URL % (channel_id, pagenum)
request = compat_urllib_request.Request(url) request = compat_urllib_request.Request(url)
try: try:
page = compat_urllib_request.urlopen(request).read() page = compat_urllib_request.urlopen(request).read().decode('utf8')
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err)) self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err))
return return
@ -1782,10 +1789,12 @@ class YoutubeChannelIE(InfoExtractor):
ids_in_page.append(mobj.group(1)) ids_in_page.append(mobj.group(1))
video_ids.extend(ids_in_page) video_ids.extend(ids_in_page)
if re.search(self._MORE_PAGES_INDICATOR, page) is None: if self._MORE_PAGES_INDICATOR not in page:
break break
pagenum = pagenum + 1 pagenum = pagenum + 1
self._downloader.to_screen(u'[youtube] Channel %s: Found %i videos' % (channel_id, len(video_ids)))
for id in video_ids: for id in video_ids:
self._downloader.download(['http://www.youtube.com/watch?v=%s' % id]) self._downloader.download(['http://www.youtube.com/watch?v=%s' % id])
return return