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c5e8d7af | 1 | # coding: utf-8 |
c5e8d7af PH |
2 | |
3 | import json | |
4 | import netrc | |
5 | import re | |
6 | import socket | |
04cc9617 | 7 | import itertools |
c5e8d7af | 8 | |
b05654f0 | 9 | from .common import InfoExtractor, SearchInfoExtractor |
c5e8d7af PH |
10 | from ..utils import ( |
11 | compat_http_client, | |
12 | compat_parse_qs, | |
13 | compat_urllib_error, | |
14 | compat_urllib_parse, | |
15 | compat_urllib_request, | |
16 | compat_str, | |
17 | ||
18 | clean_html, | |
19 | get_element_by_id, | |
20 | ExtractorError, | |
21 | unescapeHTML, | |
22 | unified_strdate, | |
04cc9617 | 23 | orderedSet, |
c5e8d7af PH |
24 | ) |
25 | ||
26 | ||
27 | class YoutubeIE(InfoExtractor): | |
0f818663 | 28 | IE_DESC = u'YouTube.com' |
c5e8d7af PH |
29 | _VALID_URL = r"""^ |
30 | ( | |
31 | (?:https?://)? # http(s):// (optional) | |
32 | (?:youtu\.be/|(?:\w+\.)?youtube(?:-nocookie)?\.com/| | |
33 | tube\.majestyc\.net/) # the various hostnames, with wildcard subdomains | |
34 | (?:.*?\#/)? # handle anchor (#/) redirect urls | |
35 | (?: # the various things that can precede the ID: | |
36 | (?:(?:v|embed|e)/) # v/ or embed/ or e/ | |
37 | |(?: # or the v= param in all its forms | |
bcd6e4bd | 38 | (?:watch|movie(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx) |
c5e8d7af PH |
39 | (?:\?|\#!?) # the params delimiter ? or # or #! |
40 | (?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx) | |
41 | v= | |
42 | ) | |
43 | )? # optional -> youtube.com/xxxx is OK | |
44 | )? # all until now is optional -> you can pass the naked ID | |
45 | ([0-9A-Za-z_-]+) # here is it! the YouTube video ID | |
46 | (?(1).+)? # if we found the ID, everything can follow | |
47 | $""" | |
48 | _LANG_URL = r'https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1' | |
49 | _LOGIN_URL = 'https://accounts.google.com/ServiceLogin' | |
50 | _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en' | |
51 | _NEXT_URL_RE = r'[\?&]next_url=([^&]+)' | |
52 | _NETRC_MACHINE = 'youtube' | |
53 | # Listed in order of quality | |
54 | _available_formats = ['38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13'] | |
55 | _available_formats_prefer_free = ['38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13'] | |
56 | _video_extensions = { | |
57 | '13': '3gp', | |
58 | '17': 'mp4', | |
59 | '18': 'mp4', | |
60 | '22': 'mp4', | |
61 | '37': 'mp4', | |
d69cf69a | 62 | '38': 'mp4', |
c5e8d7af PH |
63 | '43': 'webm', |
64 | '44': 'webm', | |
65 | '45': 'webm', | |
66 | '46': 'webm', | |
67 | } | |
68 | _video_dimensions = { | |
69 | '5': '240x400', | |
70 | '6': '???', | |
71 | '13': '???', | |
72 | '17': '144x176', | |
73 | '18': '360x640', | |
74 | '22': '720x1280', | |
75 | '34': '360x640', | |
76 | '35': '480x854', | |
77 | '37': '1080x1920', | |
78 | '38': '3072x4096', | |
79 | '43': '360x640', | |
80 | '44': '480x854', | |
81 | '45': '720x1280', | |
82 | '46': '1080x1920', | |
83 | } | |
84 | IE_NAME = u'youtube' | |
2eb88d95 PH |
85 | _TESTS = [ |
86 | { | |
0e853ca4 PH |
87 | u"url": u"http://www.youtube.com/watch?v=BaW_jenozKc", |
88 | u"file": u"BaW_jenozKc.mp4", | |
89 | u"info_dict": { | |
90 | u"title": u"youtube-dl test video \"'/\\ä↭𝕐", | |
91 | u"uploader": u"Philipp Hagemeister", | |
92 | u"uploader_id": u"phihag", | |
93 | u"upload_date": u"20121002", | |
94 | u"description": u"test chars: \"'/\\ä↭𝕐\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de ." | |
2eb88d95 | 95 | } |
0e853ca4 PH |
96 | }, |
97 | { | |
98 | u"url": u"http://www.youtube.com/watch?v=1ltcDfZMA3U", | |
99 | u"file": u"1ltcDfZMA3U.flv", | |
100 | u"note": u"Test VEVO video (#897)", | |
101 | u"info_dict": { | |
102 | u"upload_date": u"20070518", | |
103 | u"title": u"Maps - It Will Find You", | |
104 | u"description": u"Music video by Maps performing It Will Find You.", | |
105 | u"uploader": u"MuteUSA", | |
106 | u"uploader_id": u"MuteUSA" | |
2eb88d95 | 107 | } |
0e853ca4 PH |
108 | }, |
109 | { | |
110 | u"url": u"http://www.youtube.com/watch?v=UxxajLWwzqY", | |
111 | u"file": u"UxxajLWwzqY.mp4", | |
112 | u"note": u"Test generic use_cipher_signature video (#897)", | |
113 | u"info_dict": { | |
114 | u"upload_date": u"20120506", | |
115 | u"title": u"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]", | |
116 | u"description": u"md5:b085c9804f5ab69f4adea963a2dceb3c", | |
117 | u"uploader": u"IconaPop", | |
118 | u"uploader_id": u"IconaPop" | |
2eb88d95 | 119 | } |
c108eb73 JMF |
120 | }, |
121 | { | |
122 | u"url": u"https://www.youtube.com/watch?v=07FYdnEawAQ", | |
123 | u"file": u"07FYdnEawAQ.mp4", | |
124 | u"note": u"Test VEVO video with age protection (#956)", | |
125 | u"info_dict": { | |
126 | u"upload_date": u"20130703", | |
127 | u"title": u"Justin Timberlake - Tunnel Vision (Explicit)", | |
128 | u"description": u"md5:64249768eec3bc4276236606ea996373", | |
129 | u"uploader": u"justintimberlakeVEVO", | |
130 | u"uploader_id": u"justintimberlakeVEVO" | |
131 | } | |
132 | }, | |
2eb88d95 PH |
133 | ] |
134 | ||
c5e8d7af PH |
135 | |
136 | @classmethod | |
137 | def suitable(cls, url): | |
138 | """Receives a URL and returns True if suitable for this IE.""" | |
04cc9617 | 139 | if YoutubePlaylistIE.suitable(url) or YoutubeSubscriptionsIE.suitable(url): return False |
c5e8d7af PH |
140 | return re.match(cls._VALID_URL, url, re.VERBOSE) is not None |
141 | ||
142 | def report_lang(self): | |
143 | """Report attempt to set language.""" | |
144 | self.to_screen(u'Setting language') | |
145 | ||
c5e8d7af PH |
146 | def report_video_webpage_download(self, video_id): |
147 | """Report attempt to download video webpage.""" | |
148 | self.to_screen(u'%s: Downloading video webpage' % video_id) | |
149 | ||
150 | def report_video_info_webpage_download(self, video_id): | |
151 | """Report attempt to download video info webpage.""" | |
152 | self.to_screen(u'%s: Downloading video info webpage' % video_id) | |
153 | ||
154 | def report_video_subtitles_download(self, video_id): | |
155 | """Report attempt to download video info webpage.""" | |
156 | self.to_screen(u'%s: Checking available subtitles' % video_id) | |
157 | ||
158 | def report_video_subtitles_request(self, video_id, sub_lang, format): | |
159 | """Report attempt to download video info webpage.""" | |
160 | self.to_screen(u'%s: Downloading video subtitles for %s.%s' % (video_id, sub_lang, format)) | |
161 | ||
162 | def report_video_subtitles_available(self, video_id, sub_lang_list): | |
163 | """Report available subtitles.""" | |
164 | sub_lang = ",".join(list(sub_lang_list.keys())) | |
165 | self.to_screen(u'%s: Available subtitles for video: %s' % (video_id, sub_lang)) | |
166 | ||
167 | def report_information_extraction(self, video_id): | |
168 | """Report attempt to extract video information.""" | |
169 | self.to_screen(u'%s: Extracting video information' % video_id) | |
170 | ||
171 | def report_unavailable_format(self, video_id, format): | |
172 | """Report extracted video URL.""" | |
173 | self.to_screen(u'%s: Format %s not available' % (video_id, format)) | |
174 | ||
175 | def report_rtmp_download(self): | |
176 | """Indicate the download will use the RTMP protocol.""" | |
177 | self.to_screen(u'RTMP download detected') | |
178 | ||
98bcd283 | 179 | def _decrypt_signature(self, s): |
257a2501 | 180 | """Turn the encrypted s field into a working signature""" |
6b37f0be PH |
181 | |
182 | if len(s) == 88: | |
ee313cdc | 183 | return s[48] + s[81:67:-1] + s[82] + s[66:62:-1] + s[85] + s[61:48:-1] + s[67] + s[47:12:-1] + s[3] + s[11:3:-1] + s[2] + s[12] |
6b37f0be | 184 | elif len(s) == 87: |
ee313cdc | 185 | return s[62] + s[82:62:-1] + s[83] + s[61:52:-1] + s[0] + s[51:2:-1] |
6b37f0be | 186 | elif len(s) == 86: |
23300d71 | 187 | return s[2:63] + s[82] + s[64:82] + s[63] |
6b37f0be | 188 | elif len(s) == 85: |
ee313cdc | 189 | return s[76] + s[82:76:-1] + s[83] + s[75:60:-1] + s[0] + s[59:50:-1] + s[1] + s[49:2:-1] |
6b37f0be | 190 | elif len(s) == 84: |
ee313cdc | 191 | return s[83:36:-1] + s[2] + s[35:26:-1] + s[3] + s[25:3:-1] + s[26] |
6b37f0be | 192 | elif len(s) == 83: |
85347e1c | 193 | return s[6] + s[3:6] + s[33] + s[7:24] + s[0] + s[25:33] + s[53] + s[34:53] + s[24] + s[54:] |
6b37f0be | 194 | elif len(s) == 82: |
ee313cdc | 195 | return s[36] + s[79:67:-1] + s[81] + s[66:40:-1] + s[33] + s[39:36:-1] + s[40] + s[35] + s[0] + s[67] + s[32:0:-1] + s[34] |
606d7e67 JMF |
196 | elif len(s) == 81: |
197 | return s[6] + s[3:6] + s[33] + s[7:24] + s[0] + s[25:33] + s[2] + s[34:53] + s[24] + s[54:81] | |
ee313cdc | 198 | |
6b37f0be | 199 | else: |
c90f13d1 | 200 | raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s))) |
c5e8d7af PH |
201 | |
202 | def _get_available_subtitles(self, video_id): | |
203 | self.report_video_subtitles_download(video_id) | |
204 | request = compat_urllib_request.Request('http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id) | |
205 | try: | |
206 | sub_list = compat_urllib_request.urlopen(request).read().decode('utf-8') | |
207 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
208 | return (u'unable to download video subtitles: %s' % compat_str(err), None) | |
209 | sub_lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list) | |
210 | sub_lang_list = dict((l[1], l[0]) for l in sub_lang_list) | |
211 | if not sub_lang_list: | |
212 | return (u'video doesn\'t have subtitles', None) | |
213 | return sub_lang_list | |
214 | ||
215 | def _list_available_subtitles(self, video_id): | |
216 | sub_lang_list = self._get_available_subtitles(video_id) | |
217 | self.report_video_subtitles_available(video_id, sub_lang_list) | |
218 | ||
219 | def _request_subtitle(self, sub_lang, sub_name, video_id, format): | |
220 | """ | |
221 | Return tuple: | |
222 | (error_message, sub_lang, sub) | |
223 | """ | |
224 | self.report_video_subtitles_request(video_id, sub_lang, format) | |
225 | params = compat_urllib_parse.urlencode({ | |
226 | 'lang': sub_lang, | |
227 | 'name': sub_name, | |
228 | 'v': video_id, | |
229 | 'fmt': format, | |
230 | }) | |
231 | url = 'http://www.youtube.com/api/timedtext?' + params | |
232 | try: | |
233 | sub = compat_urllib_request.urlopen(url).read().decode('utf-8') | |
234 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
235 | return (u'unable to download video subtitles: %s' % compat_str(err), None, None) | |
236 | if not sub: | |
237 | return (u'Did not fetch video subtitles', None, None) | |
238 | return (None, sub_lang, sub) | |
239 | ||
240 | def _request_automatic_caption(self, video_id, webpage): | |
241 | """We need the webpage for getting the captions url, pass it as an | |
242 | argument to speed up the process.""" | |
243 | sub_lang = self._downloader.params.get('subtitleslang') or 'en' | |
244 | sub_format = self._downloader.params.get('subtitlesformat') | |
245 | self.to_screen(u'%s: Looking for automatic captions' % video_id) | |
246 | mobj = re.search(r';ytplayer.config = ({.*?});', webpage) | |
247 | err_msg = u'Couldn\'t find automatic captions for "%s"' % sub_lang | |
248 | if mobj is None: | |
249 | return [(err_msg, None, None)] | |
250 | player_config = json.loads(mobj.group(1)) | |
251 | try: | |
252 | args = player_config[u'args'] | |
253 | caption_url = args[u'ttsurl'] | |
254 | timestamp = args[u'timestamp'] | |
255 | params = compat_urllib_parse.urlencode({ | |
256 | 'lang': 'en', | |
257 | 'tlang': sub_lang, | |
258 | 'fmt': sub_format, | |
259 | 'ts': timestamp, | |
260 | 'kind': 'asr', | |
261 | }) | |
262 | subtitles_url = caption_url + '&' + params | |
263 | sub = self._download_webpage(subtitles_url, video_id, u'Downloading automatic captions') | |
264 | return [(None, sub_lang, sub)] | |
265 | except KeyError: | |
266 | return [(err_msg, None, None)] | |
267 | ||
268 | def _extract_subtitle(self, video_id): | |
269 | """ | |
270 | Return a list with a tuple: | |
271 | [(error_message, sub_lang, sub)] | |
272 | """ | |
273 | sub_lang_list = self._get_available_subtitles(video_id) | |
274 | sub_format = self._downloader.params.get('subtitlesformat') | |
275 | if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles | |
276 | return [(sub_lang_list[0], None, None)] | |
277 | if self._downloader.params.get('subtitleslang', False): | |
278 | sub_lang = self._downloader.params.get('subtitleslang') | |
279 | elif 'en' in sub_lang_list: | |
280 | sub_lang = 'en' | |
281 | else: | |
282 | sub_lang = list(sub_lang_list.keys())[0] | |
283 | if not sub_lang in sub_lang_list: | |
284 | return [(u'no closed captions found in the specified language "%s"' % sub_lang, None, None)] | |
285 | ||
286 | subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format) | |
287 | return [subtitle] | |
288 | ||
289 | def _extract_all_subtitles(self, video_id): | |
290 | sub_lang_list = self._get_available_subtitles(video_id) | |
291 | sub_format = self._downloader.params.get('subtitlesformat') | |
292 | if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles | |
293 | return [(sub_lang_list[0], None, None)] | |
294 | subtitles = [] | |
295 | for sub_lang in sub_lang_list: | |
296 | subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format) | |
297 | subtitles.append(subtitle) | |
298 | return subtitles | |
299 | ||
300 | def _print_formats(self, formats): | |
301 | print('Available formats:') | |
302 | for x in formats: | |
303 | print('%s\t:\t%s\t[%s]' %(x, self._video_extensions.get(x, 'flv'), self._video_dimensions.get(x, '???'))) | |
304 | ||
305 | def _real_initialize(self): | |
306 | if self._downloader is None: | |
307 | return | |
308 | ||
c5e8d7af PH |
309 | # Set language |
310 | request = compat_urllib_request.Request(self._LANG_URL) | |
311 | try: | |
312 | self.report_lang() | |
313 | compat_urllib_request.urlopen(request).read() | |
314 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
315 | self._downloader.report_warning(u'unable to set language: %s' % compat_str(err)) | |
316 | return | |
317 | ||
fefcb5d3 JMF |
318 | (username, password) = self._get_login_info() |
319 | ||
c5e8d7af PH |
320 | # No authentication to be performed |
321 | if username is None: | |
322 | return | |
323 | ||
324 | request = compat_urllib_request.Request(self._LOGIN_URL) | |
325 | try: | |
326 | login_page = compat_urllib_request.urlopen(request).read().decode('utf-8') | |
327 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
328 | self._downloader.report_warning(u'unable to fetch login page: %s' % compat_str(err)) | |
329 | return | |
330 | ||
331 | galx = None | |
332 | dsh = None | |
333 | match = re.search(re.compile(r'<input.+?name="GALX".+?value="(.+?)"', re.DOTALL), login_page) | |
334 | if match: | |
335 | galx = match.group(1) | |
336 | ||
337 | match = re.search(re.compile(r'<input.+?name="dsh".+?value="(.+?)"', re.DOTALL), login_page) | |
338 | if match: | |
339 | dsh = match.group(1) | |
340 | ||
341 | # Log in | |
342 | login_form_strs = { | |
343 | u'continue': u'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1', | |
344 | u'Email': username, | |
345 | u'GALX': galx, | |
346 | u'Passwd': password, | |
347 | u'PersistentCookie': u'yes', | |
348 | u'_utf8': u'霱', | |
349 | u'bgresponse': u'js_disabled', | |
350 | u'checkConnection': u'', | |
351 | u'checkedDomains': u'youtube', | |
352 | u'dnConn': u'', | |
353 | u'dsh': dsh, | |
354 | u'pstMsg': u'0', | |
355 | u'rmShown': u'1', | |
356 | u'secTok': u'', | |
357 | u'signIn': u'Sign in', | |
358 | u'timeStmp': u'', | |
359 | u'service': u'youtube', | |
360 | u'uilel': u'3', | |
361 | u'hl': u'en_US', | |
362 | } | |
363 | # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode | |
364 | # chokes on unicode | |
365 | login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items()) | |
366 | login_data = compat_urllib_parse.urlencode(login_form).encode('ascii') | |
367 | request = compat_urllib_request.Request(self._LOGIN_URL, login_data) | |
368 | try: | |
369 | self.report_login() | |
370 | login_results = compat_urllib_request.urlopen(request).read().decode('utf-8') | |
371 | if re.search(r'(?i)<form[^>]* id="gaia_loginform"', login_results) is not None: | |
372 | self._downloader.report_warning(u'unable to log in: bad username or password') | |
373 | return | |
374 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
375 | self._downloader.report_warning(u'unable to log in: %s' % compat_str(err)) | |
376 | return | |
377 | ||
378 | # Confirm age | |
379 | age_form = { | |
380 | 'next_url': '/', | |
381 | 'action_confirm': 'Confirm', | |
382 | } | |
383 | request = compat_urllib_request.Request(self._AGE_URL, compat_urllib_parse.urlencode(age_form)) | |
384 | try: | |
385 | self.report_age_confirmation() | |
93d3a642 | 386 | compat_urllib_request.urlopen(request).read().decode('utf-8') |
c5e8d7af PH |
387 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: |
388 | raise ExtractorError(u'Unable to confirm age: %s' % compat_str(err)) | |
389 | ||
390 | def _extract_id(self, url): | |
391 | mobj = re.match(self._VALID_URL, url, re.VERBOSE) | |
392 | if mobj is None: | |
393 | raise ExtractorError(u'Invalid URL: %s' % url) | |
394 | video_id = mobj.group(2) | |
395 | return video_id | |
396 | ||
397 | def _real_extract(self, url): | |
d7f44b5b PH |
398 | if re.match(r'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$', url): |
399 | self._downloader.report_warning(u'Did you forget to quote the URL? Remember that & is a meta-character in most shells, so you want to put the URL in quotes, like youtube-dl \'http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc\' (or simply youtube-dl BaW_jenozKc ).') | |
400 | ||
c5e8d7af PH |
401 | # Extract original video URL from URL with redirection, like age verification, using next_url parameter |
402 | mobj = re.search(self._NEXT_URL_RE, url) | |
403 | if mobj: | |
404 | url = 'https://www.youtube.com/' + compat_urllib_parse.unquote(mobj.group(1)).lstrip('/') | |
405 | video_id = self._extract_id(url) | |
406 | ||
407 | # Get video webpage | |
408 | self.report_video_webpage_download(video_id) | |
409 | url = 'https://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1' % video_id | |
410 | request = compat_urllib_request.Request(url) | |
411 | try: | |
412 | video_webpage_bytes = compat_urllib_request.urlopen(request).read() | |
413 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
414 | raise ExtractorError(u'Unable to download video webpage: %s' % compat_str(err)) | |
415 | ||
416 | video_webpage = video_webpage_bytes.decode('utf-8', 'ignore') | |
417 | ||
418 | # Attempt to extract SWF player URL | |
419 | mobj = re.search(r'swfConfig.*?"(http:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage) | |
420 | if mobj is not None: | |
421 | player_url = re.sub(r'\\(.)', r'\1', mobj.group(1)) | |
422 | else: | |
423 | player_url = None | |
424 | ||
425 | # Get video info | |
426 | self.report_video_info_webpage_download(video_id) | |
c108eb73 JMF |
427 | if re.search(r'player-age-gate-content">', video_webpage) is not None: |
428 | self.report_age_confirmation() | |
429 | age_gate = True | |
430 | # We simulate the access to the video from www.youtube.com/v/{video_id} | |
431 | # this can be viewed without login into Youtube | |
432 | data = compat_urllib_parse.urlencode({'video_id': video_id, | |
433 | 'el': 'embedded', | |
434 | 'gl': 'US', | |
435 | 'hl': 'en', | |
436 | 'eurl': 'https://youtube.googleapis.com/v/' + video_id, | |
437 | 'asv': 3, | |
438 | 'sts':'1588', | |
439 | }) | |
440 | video_info_url = 'https://www.youtube.com/get_video_info?' + data | |
c5e8d7af PH |
441 | video_info_webpage = self._download_webpage(video_info_url, video_id, |
442 | note=False, | |
443 | errnote='unable to download video info webpage') | |
444 | video_info = compat_parse_qs(video_info_webpage) | |
c108eb73 JMF |
445 | else: |
446 | age_gate = False | |
447 | for el_type in ['&el=embedded', '&el=detailpage', '&el=vevo', '']: | |
448 | video_info_url = ('https://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en' | |
449 | % (video_id, el_type)) | |
450 | video_info_webpage = self._download_webpage(video_info_url, video_id, | |
451 | note=False, | |
452 | errnote='unable to download video info webpage') | |
453 | video_info = compat_parse_qs(video_info_webpage) | |
454 | if 'token' in video_info: | |
455 | break | |
c5e8d7af PH |
456 | if 'token' not in video_info: |
457 | if 'reason' in video_info: | |
9a82b238 | 458 | raise ExtractorError(u'YouTube said: %s' % video_info['reason'][0], expected=True) |
c5e8d7af PH |
459 | else: |
460 | raise ExtractorError(u'"token" parameter not in video info for unknown reason') | |
461 | ||
462 | # Check for "rental" videos | |
463 | if 'ypc_video_rental_bar_text' in video_info and 'author' not in video_info: | |
464 | raise ExtractorError(u'"rental" videos not supported') | |
465 | ||
466 | # Start extracting information | |
467 | self.report_information_extraction(video_id) | |
468 | ||
469 | # uploader | |
470 | if 'author' not in video_info: | |
471 | raise ExtractorError(u'Unable to extract uploader name') | |
472 | video_uploader = compat_urllib_parse.unquote_plus(video_info['author'][0]) | |
473 | ||
474 | # uploader_id | |
475 | video_uploader_id = None | |
476 | mobj = re.search(r'<link itemprop="url" href="http://www.youtube.com/(?:user|channel)/([^"]+)">', video_webpage) | |
477 | if mobj is not None: | |
478 | video_uploader_id = mobj.group(1) | |
479 | else: | |
480 | self._downloader.report_warning(u'unable to extract uploader nickname') | |
481 | ||
482 | # title | |
483 | if 'title' not in video_info: | |
484 | raise ExtractorError(u'Unable to extract video title') | |
485 | video_title = compat_urllib_parse.unquote_plus(video_info['title'][0]) | |
486 | ||
487 | # thumbnail image | |
7763b04e JMF |
488 | # We try first to get a high quality image: |
489 | m_thumb = re.search(r'<span itemprop="thumbnail".*?href="(.*?)">', | |
490 | video_webpage, re.DOTALL) | |
491 | if m_thumb is not None: | |
492 | video_thumbnail = m_thumb.group(1) | |
493 | elif 'thumbnail_url' not in video_info: | |
c5e8d7af PH |
494 | self._downloader.report_warning(u'unable to extract video thumbnail') |
495 | video_thumbnail = '' | |
496 | else: # don't panic if we can't find it | |
497 | video_thumbnail = compat_urllib_parse.unquote_plus(video_info['thumbnail_url'][0]) | |
498 | ||
499 | # upload date | |
500 | upload_date = None | |
501 | mobj = re.search(r'id="eow-date.*?>(.*?)</span>', video_webpage, re.DOTALL) | |
502 | if mobj is not None: | |
503 | upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split()) | |
504 | upload_date = unified_strdate(upload_date) | |
505 | ||
506 | # description | |
507 | video_description = get_element_by_id("eow-description", video_webpage) | |
508 | if video_description: | |
509 | video_description = clean_html(video_description) | |
510 | else: | |
511 | fd_mobj = re.search(r'<meta name="description" content="([^"]+)"', video_webpage) | |
512 | if fd_mobj: | |
513 | video_description = unescapeHTML(fd_mobj.group(1)) | |
514 | else: | |
515 | video_description = u'' | |
516 | ||
517 | # subtitles | |
518 | video_subtitles = None | |
519 | ||
520 | if self._downloader.params.get('writesubtitles', False): | |
521 | video_subtitles = self._extract_subtitle(video_id) | |
522 | if video_subtitles: | |
523 | (sub_error, sub_lang, sub) = video_subtitles[0] | |
524 | if sub_error: | |
b004821f JMF |
525 | self._downloader.report_warning(sub_error) |
526 | ||
527 | if self._downloader.params.get('writeautomaticsub', False): | |
528 | video_subtitles = self._request_automatic_caption(video_id, video_webpage) | |
529 | (sub_error, sub_lang, sub) = video_subtitles[0] | |
530 | if sub_error: | |
531 | self._downloader.report_warning(sub_error) | |
c5e8d7af PH |
532 | |
533 | if self._downloader.params.get('allsubtitles', False): | |
534 | video_subtitles = self._extract_all_subtitles(video_id) | |
535 | for video_subtitle in video_subtitles: | |
536 | (sub_error, sub_lang, sub) = video_subtitle | |
537 | if sub_error: | |
538 | self._downloader.report_warning(sub_error) | |
539 | ||
540 | if self._downloader.params.get('listsubtitles', False): | |
93d3a642 | 541 | self._list_available_subtitles(video_id) |
c5e8d7af PH |
542 | return |
543 | ||
544 | if 'length_seconds' not in video_info: | |
545 | self._downloader.report_warning(u'unable to extract video duration') | |
546 | video_duration = '' | |
547 | else: | |
548 | video_duration = compat_urllib_parse.unquote_plus(video_info['length_seconds'][0]) | |
549 | ||
c5e8d7af PH |
550 | # Decide which formats to download |
551 | req_format = self._downloader.params.get('format', None) | |
552 | ||
553 | try: | |
554 | mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage) | |
50be92c1 PH |
555 | if not mobj: |
556 | raise ValueError('Could not find vevo ID') | |
c5e8d7af PH |
557 | info = json.loads(mobj.group(1)) |
558 | args = info['args'] | |
7ce7e394 JMF |
559 | # Easy way to know if the 's' value is in url_encoded_fmt_stream_map |
560 | # this signatures are encrypted | |
561 | m_s = re.search(r'[&,]s=', args['url_encoded_fmt_stream_map']) | |
562 | if m_s is not None: | |
563 | self.to_screen(u'%s: Encrypted signatures detected.' % video_id) | |
c5e8d7af PH |
564 | video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']] |
565 | except ValueError: | |
566 | pass | |
567 | ||
568 | if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'): | |
569 | self.report_rtmp_download() | |
570 | video_url_list = [(None, video_info['conn'][0])] | |
571 | elif 'url_encoded_fmt_stream_map' in video_info and len(video_info['url_encoded_fmt_stream_map']) >= 1: | |
a7055eb9 JMF |
572 | if 'rtmpe%3Dyes' in video_info['url_encoded_fmt_stream_map'][0]: |
573 | raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True) | |
c5e8d7af PH |
574 | url_map = {} |
575 | for url_data_str in video_info['url_encoded_fmt_stream_map'][0].split(','): | |
576 | url_data = compat_parse_qs(url_data_str) | |
577 | if 'itag' in url_data and 'url' in url_data: | |
578 | url = url_data['url'][0] | |
579 | if 'sig' in url_data: | |
580 | url += '&signature=' + url_data['sig'][0] | |
581 | elif 's' in url_data: | |
769fda3c FV |
582 | if self._downloader.params.get('verbose'): |
583 | s = url_data['s'][0] | |
c108eb73 JMF |
584 | if age_gate: |
585 | player_version = self._search_regex(r'ad3-(.+?)\.swf', | |
586 | video_info['ad3_module'][0], 'flash player', | |
587 | fatal=False) | |
588 | player = 'flash player %s' % player_version | |
589 | else: | |
590 | player = u'html5 player %s' % self._search_regex(r'html5player-(.+?)\.js', video_webpage, | |
591 | 'html5 player', fatal=False) | |
592 | self.to_screen('encrypted signature length %d (%d.%d), itag %s, %s' % | |
769fda3c | 593 | (len(s), len(s.split('.')[0]), len(s.split('.')[1]), url_data['itag'][0], player)) |
c5e8d7af PH |
594 | signature = self._decrypt_signature(url_data['s'][0]) |
595 | url += '&signature=' + signature | |
596 | if 'ratebypass' not in url: | |
597 | url += '&ratebypass=yes' | |
598 | url_map[url_data['itag'][0]] = url | |
599 | ||
600 | format_limit = self._downloader.params.get('format_limit', None) | |
601 | available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats | |
602 | if format_limit is not None and format_limit in available_formats: | |
603 | format_list = available_formats[available_formats.index(format_limit):] | |
604 | else: | |
605 | format_list = available_formats | |
606 | existing_formats = [x for x in format_list if x in url_map] | |
607 | if len(existing_formats) == 0: | |
608 | raise ExtractorError(u'no known formats available for video') | |
609 | if self._downloader.params.get('listformats', None): | |
610 | self._print_formats(existing_formats) | |
611 | return | |
612 | if req_format is None or req_format == 'best': | |
613 | video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality | |
614 | elif req_format == 'worst': | |
d828f3a5 | 615 | video_url_list = [(existing_formats[-1], url_map[existing_formats[-1]])] # worst quality |
c5e8d7af PH |
616 | elif req_format in ('-1', 'all'): |
617 | video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats | |
618 | else: | |
619 | # Specific formats. We pick the first in a slash-delimeted sequence. | |
620 | # For example, if '1/2/3/4' is requested and '2' and '4' are available, we pick '2'. | |
621 | req_formats = req_format.split('/') | |
622 | video_url_list = None | |
623 | for rf in req_formats: | |
624 | if rf in url_map: | |
625 | video_url_list = [(rf, url_map[rf])] | |
626 | break | |
627 | if video_url_list is None: | |
628 | raise ExtractorError(u'requested format not available') | |
629 | else: | |
630 | raise ExtractorError(u'no conn or url_encoded_fmt_stream_map information found in video info') | |
631 | ||
632 | results = [] | |
633 | for format_param, video_real_url in video_url_list: | |
634 | # Extension | |
635 | video_extension = self._video_extensions.get(format_param, 'flv') | |
636 | ||
637 | video_format = '{0} - {1}'.format(format_param if format_param else video_extension, | |
638 | self._video_dimensions.get(format_param, '???')) | |
639 | ||
640 | results.append({ | |
641 | 'id': video_id, | |
642 | 'url': video_real_url, | |
643 | 'uploader': video_uploader, | |
644 | 'uploader_id': video_uploader_id, | |
645 | 'upload_date': upload_date, | |
646 | 'title': video_title, | |
647 | 'ext': video_extension, | |
648 | 'format': video_format, | |
649 | 'thumbnail': video_thumbnail, | |
650 | 'description': video_description, | |
651 | 'player_url': player_url, | |
652 | 'subtitles': video_subtitles, | |
653 | 'duration': video_duration | |
654 | }) | |
655 | return results | |
656 | ||
657 | class YoutubePlaylistIE(InfoExtractor): | |
0f818663 | 658 | IE_DESC = u'YouTube.com playlists' |
c5e8d7af PH |
659 | _VALID_URL = r"""(?: |
660 | (?:https?://)? | |
661 | (?:\w+\.)? | |
662 | youtube\.com/ | |
663 | (?: | |
664 | (?:course|view_play_list|my_playlists|artist|playlist|watch) | |
665 | \? (?:.*?&)*? (?:p|a|list)= | |
666 | | p/ | |
667 | ) | |
668 | ((?:PL|EC|UU)?[0-9A-Za-z-_]{10,}) | |
669 | .* | |
670 | | | |
671 | ((?:PL|EC|UU)[0-9A-Za-z-_]{10,}) | |
672 | )""" | |
673 | _TEMPLATE_URL = 'https://gdata.youtube.com/feeds/api/playlists/%s?max-results=%i&start-index=%i&v=2&alt=json&safeSearch=none' | |
674 | _MAX_RESULTS = 50 | |
675 | IE_NAME = u'youtube:playlist' | |
676 | ||
677 | @classmethod | |
678 | def suitable(cls, url): | |
679 | """Receives a URL and returns True if suitable for this IE.""" | |
680 | return re.match(cls._VALID_URL, url, re.VERBOSE) is not None | |
681 | ||
682 | def _real_extract(self, url): | |
683 | # Extract playlist id | |
684 | mobj = re.match(self._VALID_URL, url, re.VERBOSE) | |
685 | if mobj is None: | |
686 | raise ExtractorError(u'Invalid URL: %s' % url) | |
687 | ||
688 | # Download playlist videos from API | |
689 | playlist_id = mobj.group(1) or mobj.group(2) | |
690 | page_num = 1 | |
691 | videos = [] | |
692 | ||
693 | while True: | |
694 | url = self._TEMPLATE_URL % (playlist_id, self._MAX_RESULTS, self._MAX_RESULTS * (page_num - 1) + 1) | |
695 | page = self._download_webpage(url, playlist_id, u'Downloading page #%s' % page_num) | |
696 | ||
697 | try: | |
698 | response = json.loads(page) | |
699 | except ValueError as err: | |
700 | raise ExtractorError(u'Invalid JSON in API response: ' + compat_str(err)) | |
701 | ||
702 | if 'feed' not in response: | |
703 | raise ExtractorError(u'Got a malformed response from YouTube API') | |
704 | playlist_title = response['feed']['title']['$t'] | |
705 | if 'entry' not in response['feed']: | |
706 | # Number of videos is a multiple of self._MAX_RESULTS | |
707 | break | |
708 | ||
709 | for entry in response['feed']['entry']: | |
710 | index = entry['yt$position']['$t'] | |
711 | if 'media$group' in entry and 'media$player' in entry['media$group']: | |
712 | videos.append((index, entry['media$group']['media$player']['url'])) | |
713 | ||
714 | if len(response['feed']['entry']) < self._MAX_RESULTS: | |
715 | break | |
716 | page_num += 1 | |
717 | ||
718 | videos = [v[1] for v in sorted(videos)] | |
719 | ||
20c3893f | 720 | url_results = [self.url_result(vurl, 'Youtube') for vurl in videos] |
c5e8d7af PH |
721 | return [self.playlist_result(url_results, playlist_id, playlist_title)] |
722 | ||
723 | ||
724 | class YoutubeChannelIE(InfoExtractor): | |
0f818663 | 725 | IE_DESC = u'YouTube.com channels' |
c5e8d7af PH |
726 | _VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)" |
727 | _TEMPLATE_URL = 'http://www.youtube.com/channel/%s/videos?sort=da&flow=list&view=0&page=%s&gl=US&hl=en' | |
728 | _MORE_PAGES_INDICATOR = 'yt-uix-load-more' | |
729 | _MORE_PAGES_URL = 'http://www.youtube.com/channel_ajax?action_load_more_videos=1&flow=list&paging=%s&view=0&sort=da&channel_id=%s' | |
730 | IE_NAME = u'youtube:channel' | |
731 | ||
732 | def extract_videos_from_page(self, page): | |
733 | ids_in_page = [] | |
734 | for mobj in re.finditer(r'href="/watch\?v=([0-9A-Za-z_-]+)&?', page): | |
735 | if mobj.group(1) not in ids_in_page: | |
736 | ids_in_page.append(mobj.group(1)) | |
737 | return ids_in_page | |
738 | ||
739 | def _real_extract(self, url): | |
740 | # Extract channel id | |
741 | mobj = re.match(self._VALID_URL, url) | |
742 | if mobj is None: | |
743 | raise ExtractorError(u'Invalid URL: %s' % url) | |
744 | ||
745 | # Download channel page | |
746 | channel_id = mobj.group(1) | |
747 | video_ids = [] | |
748 | pagenum = 1 | |
749 | ||
750 | url = self._TEMPLATE_URL % (channel_id, pagenum) | |
751 | page = self._download_webpage(url, channel_id, | |
752 | u'Downloading page #%s' % pagenum) | |
753 | ||
754 | # Extract video identifiers | |
755 | ids_in_page = self.extract_videos_from_page(page) | |
756 | video_ids.extend(ids_in_page) | |
757 | ||
758 | # Download any subsequent channel pages using the json-based channel_ajax query | |
759 | if self._MORE_PAGES_INDICATOR in page: | |
760 | while True: | |
761 | pagenum = pagenum + 1 | |
762 | ||
763 | url = self._MORE_PAGES_URL % (pagenum, channel_id) | |
764 | page = self._download_webpage(url, channel_id, | |
765 | u'Downloading page #%s' % pagenum) | |
766 | ||
767 | page = json.loads(page) | |
768 | ||
769 | ids_in_page = self.extract_videos_from_page(page['content_html']) | |
770 | video_ids.extend(ids_in_page) | |
771 | ||
772 | if self._MORE_PAGES_INDICATOR not in page['load_more_widget_html']: | |
773 | break | |
774 | ||
775 | self._downloader.to_screen(u'[youtube] Channel %s: Found %i videos' % (channel_id, len(video_ids))) | |
776 | ||
777 | urls = ['http://www.youtube.com/watch?v=%s' % id for id in video_ids] | |
20c3893f | 778 | url_entries = [self.url_result(eurl, 'Youtube') for eurl in urls] |
c5e8d7af PH |
779 | return [self.playlist_result(url_entries, channel_id)] |
780 | ||
781 | ||
782 | class YoutubeUserIE(InfoExtractor): | |
0f818663 | 783 | IE_DESC = u'YouTube.com user videos (URL or "ytuser" keyword)' |
c5e8d7af PH |
784 | _VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/user/)|ytuser:)([A-Za-z0-9_-]+)' |
785 | _TEMPLATE_URL = 'http://gdata.youtube.com/feeds/api/users/%s' | |
786 | _GDATA_PAGE_SIZE = 50 | |
787 | _GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d' | |
788 | _VIDEO_INDICATOR = r'/watch\?v=(.+?)[\<&]' | |
789 | IE_NAME = u'youtube:user' | |
790 | ||
791 | def _real_extract(self, url): | |
792 | # Extract username | |
793 | mobj = re.match(self._VALID_URL, url) | |
794 | if mobj is None: | |
795 | raise ExtractorError(u'Invalid URL: %s' % url) | |
796 | ||
797 | username = mobj.group(1) | |
798 | ||
799 | # Download video ids using YouTube Data API. Result size per | |
800 | # query is limited (currently to 50 videos) so we need to query | |
801 | # page by page until there are no video ids - it means we got | |
802 | # all of them. | |
803 | ||
804 | video_ids = [] | |
805 | pagenum = 0 | |
806 | ||
807 | while True: | |
808 | start_index = pagenum * self._GDATA_PAGE_SIZE + 1 | |
809 | ||
810 | gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index) | |
811 | page = self._download_webpage(gdata_url, username, | |
812 | u'Downloading video ids from %d to %d' % (start_index, start_index + self._GDATA_PAGE_SIZE)) | |
813 | ||
814 | # Extract video identifiers | |
815 | ids_in_page = [] | |
816 | ||
817 | for mobj in re.finditer(self._VIDEO_INDICATOR, page): | |
818 | if mobj.group(1) not in ids_in_page: | |
819 | ids_in_page.append(mobj.group(1)) | |
820 | ||
821 | video_ids.extend(ids_in_page) | |
822 | ||
823 | # A little optimization - if current page is not | |
824 | # "full", ie. does not contain PAGE_SIZE video ids then | |
825 | # we can assume that this page is the last one - there | |
826 | # are no more ids on further pages - no need to query | |
827 | # again. | |
828 | ||
829 | if len(ids_in_page) < self._GDATA_PAGE_SIZE: | |
830 | break | |
831 | ||
832 | pagenum += 1 | |
833 | ||
834 | urls = ['http://www.youtube.com/watch?v=%s' % video_id for video_id in video_ids] | |
20c3893f | 835 | url_results = [self.url_result(rurl, 'Youtube') for rurl in urls] |
c5e8d7af | 836 | return [self.playlist_result(url_results, playlist_title = username)] |
b05654f0 PH |
837 | |
838 | class YoutubeSearchIE(SearchInfoExtractor): | |
0f818663 | 839 | IE_DESC = u'YouTube.com searches' |
b05654f0 PH |
840 | _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc' |
841 | _MAX_RESULTS = 1000 | |
842 | IE_NAME = u'youtube:search' | |
843 | _SEARCH_KEY = 'ytsearch' | |
844 | ||
845 | def report_download_page(self, query, pagenum): | |
846 | """Report attempt to download search page with given number.""" | |
847 | self._downloader.to_screen(u'[youtube] query "%s": Downloading page %s' % (query, pagenum)) | |
848 | ||
849 | def _get_n_results(self, query, n): | |
850 | """Get a specified number of results for a query""" | |
851 | ||
852 | video_ids = [] | |
853 | pagenum = 0 | |
854 | limit = n | |
855 | ||
856 | while (50 * pagenum) < limit: | |
857 | self.report_download_page(query, pagenum+1) | |
858 | result_url = self._API_URL % (compat_urllib_parse.quote_plus(query), (50*pagenum)+1) | |
859 | request = compat_urllib_request.Request(result_url) | |
860 | try: | |
861 | data = compat_urllib_request.urlopen(request).read().decode('utf-8') | |
862 | except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: | |
863 | raise ExtractorError(u'Unable to download API page: %s' % compat_str(err)) | |
864 | api_response = json.loads(data)['data'] | |
865 | ||
866 | if not 'items' in api_response: | |
867 | raise ExtractorError(u'[youtube] No video results') | |
868 | ||
869 | new_ids = list(video['id'] for video in api_response['items']) | |
870 | video_ids += new_ids | |
871 | ||
872 | limit = min(n, api_response['totalItems']) | |
873 | pagenum += 1 | |
874 | ||
875 | if len(video_ids) > n: | |
876 | video_ids = video_ids[:n] | |
877 | videos = [self.url_result('http://www.youtube.com/watch?v=%s' % id, 'Youtube') for id in video_ids] | |
878 | return self.playlist_result(videos, query) | |
75dff0ee JMF |
879 | |
880 | ||
881 | class YoutubeShowIE(InfoExtractor): | |
0f818663 | 882 | IE_DESC = u'YouTube.com (multi-season) shows' |
75dff0ee JMF |
883 | _VALID_URL = r'https?://www\.youtube\.com/show/(.*)' |
884 | IE_NAME = u'youtube:show' | |
885 | ||
886 | def _real_extract(self, url): | |
887 | mobj = re.match(self._VALID_URL, url) | |
888 | show_name = mobj.group(1) | |
889 | webpage = self._download_webpage(url, show_name, u'Downloading show webpage') | |
890 | # There's one playlist for each season of the show | |
891 | m_seasons = list(re.finditer(r'href="(/playlist\?list=.*?)"', webpage)) | |
892 | self.to_screen(u'%s: Found %s seasons' % (show_name, len(m_seasons))) | |
893 | return [self.url_result('https://www.youtube.com' + season.group(1), 'YoutubePlaylist') for season in m_seasons] | |
04cc9617 JMF |
894 | |
895 | ||
896 | class YoutubeSubscriptionsIE(YoutubeIE): | |
897 | """It's a subclass of YoutubeIE because we need to login""" | |
897f36d1 PH |
898 | IE_DESC = u'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)' |
899 | _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?' | |
04cc9617 JMF |
900 | IE_NAME = u'youtube:subscriptions' |
901 | _FEED_TEMPLATE = 'http://www.youtube.com/feed_ajax?action_load_system_feed=1&feed_name=subscriptions&paging=%s' | |
902 | _PAGING_STEP = 30 | |
903 | ||
897f36d1 | 904 | # Overwrite YoutubeIE properties we don't want |
04cc9617 | 905 | _TESTS = [] |
04cc9617 JMF |
906 | @classmethod |
907 | def suitable(cls, url): | |
908 | return re.match(cls._VALID_URL, url) is not None | |
909 | ||
81f0259b JMF |
910 | def _real_initialize(self): |
911 | (username, password) = self._get_login_info() | |
912 | if username is None: | |
913 | raise ExtractorError(u'No login info available, needed for downloading the Youtube subscriptions.', expected=True) | |
914 | super(YoutubeSubscriptionsIE, self)._real_initialize() | |
915 | ||
04cc9617 JMF |
916 | def _real_extract(self, url): |
917 | feed_entries = [] | |
918 | # The step argument is available only in 2.7 or higher | |
919 | for i in itertools.count(0): | |
920 | paging = i*self._PAGING_STEP | |
921 | info = self._download_webpage(self._FEED_TEMPLATE % paging, 'feed', | |
922 | u'Downloading page %s' % i) | |
923 | info = json.loads(info) | |
924 | feed_html = info['feed_html'] | |
925 | m_ids = re.finditer(r'"/watch\?v=(.*?)"', feed_html) | |
926 | ids = orderedSet(m.group(1) for m in m_ids) | |
927 | feed_entries.extend(self.url_result(id, 'Youtube') for id in ids) | |
928 | if info['paging'] is None: | |
929 | break | |
930 | return self.playlist_result(feed_entries, playlist_title='Youtube Subscriptions') |