X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/7f5878d0ff1e0e937d87732ca339e3ac7ff3ed16..f154c9eafa12afea9ec0919f89c29eacbf62ba2e:/youtube-dl diff --git a/youtube-dl b/youtube-dl index 3a37fae..818a3a7 100755 --- a/youtube-dl +++ b/youtube-dl @@ -1,7 +1,7 @@ #!/usr/bin/env python # -*- coding: utf-8 -*- -__author__ = ( +__authors__ = ( 'Ricardo Garcia Gonzalez', 'Danny Colligan', 'Benjamin Johnson', @@ -12,10 +12,13 @@ __author__ = ( 'Rogério Brito', 'Philipp Hagemeister', 'Sören Schulze', + 'Kevin Ngo', + 'Ori Avtalion', + 'shizeeg', ) __license__ = 'Public Domain' -__version__ = '2011.10.19' +__version__ = '2012.01.05' UPDATE_URL = 'https://raw.github.com/rg3/youtube-dl/master/youtube-dl' @@ -77,8 +80,6 @@ std_headers = { 'Accept-Language': 'en-us,en;q=0.5', } -simple_title_chars = string.ascii_letters.decode('ascii') + string.digits.decode('ascii') - try: import json except ImportError: # Python <2.6, use trivialjson (https://github.com/phihag/trivialjson): @@ -277,6 +278,26 @@ def timeconvert(timestr): timestamp = email.utils.mktime_tz(timetuple) return timestamp +def _simplify_title(title): + expr = re.compile(ur'[^\w\d_\-]+', flags=re.UNICODE) + return expr.sub(u'_', title).strip(u'_') + +def _orderedSet(iterable): + """ Remove all duplicates from the input iterable """ + res = [] + for el in iterable: + if el not in res: + res.append(el) + return res + +def _unescapeHTML(s): + """ + @param s a string (of type unicode) + """ + assert type(s) == type(u'') + + htmlParser = HTMLParser.HTMLParser() + return htmlParser.unescape(s) class DownloadError(Exception): """Download Error exception. @@ -305,6 +326,10 @@ class PostProcessingError(Exception): """ pass +class MaxDownloadsReached(Exception): + """ --max-downloads limit has been reached. """ + pass + class UnavailableVideoError(Exception): """Unavailable Format exception. @@ -695,8 +720,31 @@ class FileDownloader(object): self.trouble(u'ERROR: invalid system charset or erroneous output template') return None + def _match_entry(self, info_dict): + """ Returns None iff the file should be downloaded """ + + title = info_dict['title'] + matchtitle = self.params.get('matchtitle', False) + if matchtitle and not re.search(matchtitle, title, re.IGNORECASE): + return u'[download] "' + title + '" title did not match pattern "' + matchtitle + '"' + rejecttitle = self.params.get('rejecttitle', False) + if rejecttitle and re.search(rejecttitle, title, re.IGNORECASE): + return u'"' + title + '" title matched reject pattern "' + rejecttitle + '"' + return None + def process_info(self, info_dict): """Process a single dictionary returned by an InfoExtractor.""" + + reason = self._match_entry(info_dict) + if reason is not None: + self.to_screen(u'[download] ' + reason) + return + + max_downloads = self.params.get('max_downloads') + if max_downloads is not None: + if self._num_downloads > int(max_downloads): + raise MaxDownloadsReached() + filename = self.prepare_filename(info_dict) # Forced printings @@ -720,20 +768,6 @@ class FileDownloader(object): if filename is None: return - matchtitle=self.params.get('matchtitle',False) - rejecttitle=self.params.get('rejecttitle',False) - title=info_dict['title'].encode(preferredencoding(), 'xmlcharrefreplace') - if matchtitle and not re.search(matchtitle, title, re.IGNORECASE): - self.to_screen(u'[download] "%s" title did not match pattern "%s"' % (title, matchtitle)) - return - if rejecttitle and re.search(rejecttitle, title, re.IGNORECASE): - self.to_screen(u'[download] "%s" title matched reject pattern "%s"' % (title, rejecttitle)) - return - - if self.params.get('nooverwrites', False) and os.path.exists(filename): - self.to_stderr(u'WARNING: file exists and will be skipped') - return - try: dn = os.path.dirname(filename) if dn != '' and not os.path.exists(dn): @@ -775,16 +809,19 @@ class FileDownloader(object): return if not self.params.get('skip_download', False): - try: - success = self._do_download(filename, info_dict) - except (OSError, IOError), err: - raise UnavailableVideoError - except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self.trouble(u'ERROR: unable to download video data: %s' % str(err)) - return - except (ContentTooShortError, ), err: - self.trouble(u'ERROR: content too short (expected %s bytes and served %s)' % (err.expected, err.downloaded)) - return + if self.params.get('nooverwrites', False) and os.path.exists(filename): + success = True + else: + try: + success = self._do_download(filename, info_dict) + except (OSError, IOError), err: + raise UnavailableVideoError + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + self.trouble(u'ERROR: unable to download video data: %s' % str(err)) + return + except (ContentTooShortError, ), err: + self.trouble(u'ERROR: content too short (expected %s bytes and served %s)' % (err.expected, err.downloaded)) + return if success: try: @@ -1092,6 +1129,7 @@ class YoutubeIE(InfoExtractor): _NETRC_MACHINE = 'youtube' # Listed in order of quality _available_formats = ['38', '37', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13'] + _available_formats_prefer_free = ['38', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13'] _video_extensions = { '13': '3gp', '17': 'mp4', @@ -1289,8 +1327,7 @@ class YoutubeIE(InfoExtractor): video_title = sanitize_title(video_title) # simplified title - simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) - simple_title = simple_title.strip(ur'_') + simple_title = _simplify_title(video_title) # thumbnail image if 'thumbnail_url' not in video_info: @@ -1342,10 +1379,11 @@ class YoutubeIE(InfoExtractor): url_map = dict((ud['itag'][0], ud['url'][0]) for ud in url_data) format_limit = self._downloader.params.get('format_limit', None) - if format_limit is not None and format_limit in self._available_formats: - format_list = self._available_formats[self._available_formats.index(format_limit):] + available_formats = self._available_formats_prefer_free if self._downloader.params.get('prefer_free_formats', False) else self._available_formats + if format_limit is not None and format_limit in available_formats: + format_list = available_formats[available_formats.index(format_limit):] else: - format_list = self._available_formats + format_list = available_formats existing_formats = [x for x in format_list if x in url_map] if len(existing_formats) == 0: self._downloader.trouble(u'ERROR: no known formats available for video') @@ -1560,9 +1598,6 @@ class DailymotionIE(InfoExtractor): """Report information extraction.""" self._downloader.to_screen(u'[dailymotion] %s: Extracting information' % video_id) - def _real_initialize(self): - return - def _real_extract(self, url): # Extract id and simplified title from URL mobj = re.match(self._VALID_URL, url) @@ -1574,7 +1609,6 @@ class DailymotionIE(InfoExtractor): self._downloader.increment_downloads() video_id = mobj.group(1) - simple_title = mobj.group(2).decode('utf-8') video_extension = 'flv' # Retrieve video webpage to extract further information @@ -1604,12 +1638,13 @@ class DailymotionIE(InfoExtractor): video_url = mediaURL - mobj = re.search(r'(?im)Dailymotion\s*-\s*(.+)\s*-\s*[^<]+?', webpage) + mobj = re.search(r'', webpage) if mobj is None: self._downloader.trouble(u'ERROR: unable to extract title') return - video_title = mobj.group(1).decode('utf-8') + video_title = _unescapeHTML(mobj.group('title').decode('utf-8')) video_title = sanitize_title(video_title) + simple_title = _simplify_title(video_title) mobj = re.search(r'(?im)[^<]+?]+?>([^<]+?)', webpage) if mobj is None: @@ -1651,9 +1686,6 @@ class GoogleIE(InfoExtractor): """Report information extraction.""" self._downloader.to_screen(u'[video.google] %s: Extracting information' % video_id) - def _real_initialize(self): - return - def _real_extract(self, url): # Extract id from URL mobj = re.match(self._VALID_URL, url) @@ -1697,7 +1729,7 @@ class GoogleIE(InfoExtractor): return video_title = mobj.group(1).decode('utf-8') video_title = sanitize_title(video_title) - simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) + simple_title = _simplify_title(video_title) # Extract video description mobj = re.search(r'([^<]*)', webpage) @@ -1758,9 +1790,6 @@ class PhotobucketIE(InfoExtractor): """Report information extraction.""" self._downloader.to_screen(u'[photobucket] %s: Extracting information' % video_id) - def _real_initialize(self): - return - def _real_extract(self, url): # Extract id from URL mobj = re.match(self._VALID_URL, url) @@ -1799,7 +1828,7 @@ class PhotobucketIE(InfoExtractor): return video_title = mobj.group(1).decode('utf-8') video_title = sanitize_title(video_title) - simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) + simple_title = _simplify_title(vide_title) video_uploader = mobj.group(2).decode('utf-8') @@ -1840,9 +1869,6 @@ class YahooIE(InfoExtractor): """Report information extraction.""" self._downloader.to_screen(u'[video.yahoo] %s: Extracting information' % video_id) - def _real_initialize(self): - return - def _real_extract(self, url, new_video=True): # Extract ID from URL mobj = re.match(self._VALID_URL, url) @@ -1896,7 +1922,7 @@ class YahooIE(InfoExtractor): self._downloader.trouble(u'ERROR: unable to extract video title') return video_title = mobj.group(1).decode('utf-8') - simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) + simple_title = _simplify_title(video_title) mobj = re.search(r'

(.*)

', webpage) if mobj is None: @@ -1993,9 +2019,6 @@ class VimeoIE(InfoExtractor): """Report information extraction.""" self._downloader.to_screen(u'[vimeo] %s: Extracting information' % video_id) - def _real_initialize(self): - return - def _real_extract(self, url, new_video=True): # Extract ID from URL mobj = re.match(self._VALID_URL, url) @@ -2027,7 +2050,7 @@ class VimeoIE(InfoExtractor): self._downloader.trouble(u'ERROR: unable to extract video title') return video_title = mobj.group(1).decode('utf-8') - simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) + simple_title = _simplify_title(video_title) # Extract uploader mobj = re.search(r'http://vimeo.com/(.*?)', webpage) @@ -2118,9 +2141,6 @@ class GenericIE(InfoExtractor): """Report information extraction.""" self._downloader.to_screen(u'[generic] %s: Extracting information' % video_id) - def _real_initialize(self): - return - def _real_extract(self, url): # At this point we have a new video self._downloader.increment_downloads() @@ -2174,7 +2194,7 @@ class GenericIE(InfoExtractor): return video_title = mobj.group(1).decode('utf-8') video_title = sanitize_title(video_title) - simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) + simple_title = _simplify_title(video_title) # video uploader is domain name mobj = re.match(r'(?:https?://)?([^/]*)/.*', url) @@ -2470,7 +2490,7 @@ class YahooSearchIE(InfoExtractor): class YoutubePlaylistIE(InfoExtractor): """Information Extractor for YouTube playlists.""" - _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)?([0-9A-Za-z]+)(?:/.*?/([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)?([0-9A-Za-z-_]+)(?:/.*?/([0-9A-Za-z_-]+))?.*' _TEMPLATE_URL = 'http://www.youtube.com/%s?%s=%s&page=%s&gl=US&hl=en' _VIDEO_INDICATOR = r'/watch\?v=(.+?)&' _MORE_PAGES_INDICATOR = r'(?m)>\s*Next\s*' @@ -2514,7 +2534,8 @@ class YoutubePlaylistIE(InfoExtractor): while True: self.report_download_page(playlist_id, pagenum) - request = urllib2.Request(self._TEMPLATE_URL % (playlist_access, playlist_prefix, playlist_id, pagenum)) + url = self._TEMPLATE_URL % (playlist_access, playlist_prefix, playlist_id, pagenum) + request = urllib2.Request(url) try: page = urllib2.urlopen(request).read() except (urllib2.URLError, httplib.HTTPException, socket.error), err: @@ -2548,7 +2569,7 @@ class YoutubeUserIE(InfoExtractor): _TEMPLATE_URL = 'http://gdata.youtube.com/feeds/api/users/%s' _GDATA_PAGE_SIZE = 50 _GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d' - _VIDEO_INDICATOR = r'/watch\?v=(.+?)&' + _VIDEO_INDICATOR = r'/watch\?v=(.+?)[\<&]' _youtube_ie = None IE_NAME = u'youtube:user' @@ -2646,9 +2667,6 @@ class DepositFilesIE(InfoExtractor): """Report information extraction.""" self._downloader.to_screen(u'[DepositFiles] %s: Extracting information' % file_id) - def _real_initialize(self): - return - def _real_extract(self, url): # At this point we have a new file self._downloader.increment_downloads() @@ -2709,11 +2727,12 @@ class DepositFilesIE(InfoExtractor): class FacebookIE(InfoExtractor): """Information Extractor for Facebook""" - _VALID_URL = r'^(?:https?://)?(?:\w+\.)?facebook\.com/video/video\.php\?(?:.*?)v=(?P\d+)(?:.*)' + _VALID_URL = r'^(?:https?://)?(?:\w+\.)?facebook\.com/(?:video/video|photo)\.php\?(?:.*?)v=(?P\d+)(?:.*)' _LOGIN_URL = 'https://login.facebook.com/login.php?m&next=http%3A%2F%2Fm.facebook.com%2Fhome.php&' _NETRC_MACHINE = 'facebook' - _available_formats = ['highqual', 'lowqual'] + _available_formats = ['video', 'highqual', 'lowqual'] _video_extensions = { + 'video': 'mp4', 'highqual': 'mp4', 'lowqual': 'mp4', } @@ -2741,10 +2760,9 @@ class FacebookIE(InfoExtractor): def _parse_page(self, video_webpage): """Extract video information from page""" # General data - data = {'title': r'class="video_title datawrap">(.*?)(.*?)', 'owner': r'\("video_owner_name", "(.*?)"\)', - 'upload_date': r'data-date="(.*?)"', 'thumbnail': r'\("thumb_url", "(?P.*?)"\)', } video_info = {} @@ -2846,9 +2864,7 @@ class FacebookIE(InfoExtractor): video_title = video_title.decode('utf-8') video_title = sanitize_title(video_title) - # simplified title - simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) - simple_title = simple_title.strip(ur'_') + simple_title = _simplify_title(video_title) # thumbnail image if 'thumbnail' not in video_info: @@ -2939,11 +2955,6 @@ class BlipTVIE(InfoExtractor): """Report information extraction.""" self._downloader.to_screen(u'[%s] %s: Direct download detected' % (self.IE_NAME, title)) - def _simplify_title(self, title): - res = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', title) - res = res.strip(ur'_') - return res - def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) if mobj is None: @@ -2963,13 +2974,14 @@ class BlipTVIE(InfoExtractor): if urlh.headers.get('Content-Type', '').startswith('video/'): # Direct download basename = url.split('/')[-1] title,ext = os.path.splitext(basename) + title = title.decode('UTF-8') ext = ext.replace('.', '') self.report_direct_download(title) info = { 'id': title, 'url': url, 'title': title, - 'stitle': self._simplify_title(title), + 'stitle': _simplify_title(title), 'ext': ext, 'urlhandle': urlh } @@ -3003,7 +3015,7 @@ class BlipTVIE(InfoExtractor): 'uploader': data['display_name'], 'upload_date': upload_date, 'title': data['title'], - 'stitle': self._simplify_title(data['title']), + 'stitle': _simplify_title(data['title']), 'ext': ext, 'format': data['media']['mimeType'], 'thumbnail': data['thumbnailUrl'], @@ -3039,9 +3051,6 @@ class MyVideoIE(InfoExtractor): """Report information extraction.""" self._downloader.to_screen(u'[myvideo] %s: Extracting information' % video_id) - def _real_initialize(self): - return - def _real_extract(self,url): mobj = re.match(self._VALID_URL, url) if mobj is None: @@ -3049,10 +3058,6 @@ class MyVideoIE(InfoExtractor): return video_id = mobj.group(1) - simple_title = mobj.group(2).decode('utf-8') - # should actually not be necessary - simple_title = sanitize_title(simple_title) - simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', simple_title) # Get video webpage request = urllib2.Request('http://www.myvideo.de/watch/%s' % video_id) @@ -3079,6 +3084,8 @@ class MyVideoIE(InfoExtractor): video_title = mobj.group(1) video_title = sanitize_title(video_title) + simple_title = _simplify_title(video_title) + try: self._downloader.process_info({ 'id': video_id, @@ -3112,11 +3119,6 @@ class ComedyCentralIE(InfoExtractor): def report_player_url(self, episode_id): self._downloader.to_screen(u'[comedycentral] %s: Determining player URL' % episode_id) - def _simplify_title(self, title): - res = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', title) - res = res.strip(ur'_') - return res - def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) if mobj is None: @@ -3125,9 +3127,9 @@ class ComedyCentralIE(InfoExtractor): if mobj.group('shortname'): if mobj.group('shortname') in ('tds', 'thedailyshow'): - url = 'http://www.thedailyshow.com/full-episodes/' + url = u'http://www.thedailyshow.com/full-episodes/' else: - url = 'http://www.colbertnation.com/full-episodes/' + url = u'http://www.colbertnation.com/full-episodes/' mobj = re.match(self._VALID_URL, url) assert mobj is not None @@ -3156,7 +3158,7 @@ class ComedyCentralIE(InfoExtractor): return epTitle = mobj.group('episode') - mMovieParams = re.findall('', html) + mMovieParams = re.findall('(?:

(.*?)

', webpage) + if mobj: + description = mobj.group(1) + + # upload date + upload_date = None + mobj = re.search("pretty-date'>on ([\w]+ [\d]+, [\d]+ \d+:\d+)", webpage) + if mobj: + try: + upload_date = datetime.datetime.strptime(mobj.group(1), '%B %d, %Y %H:%M').strftime('%Y%m%d') + except Exception, e: + print str(e) + + # for soundcloud, a request to a cross domain is required for cookies + request = urllib2.Request('http://media.soundcloud.com/crossdomain.xml', std_headers) + + try: + self._downloader.process_info({ + 'id': video_id.decode('utf-8'), + 'url': mediaURL, + 'uploader': uploader.decode('utf-8'), + 'upload_date': upload_date, + 'title': simple_title.decode('utf-8'), + 'stitle': simple_title.decode('utf-8'), + 'ext': u'mp3', + 'format': u'NA', + 'player_url': None, + 'description': description.decode('utf-8') + }) + except UnavailableVideoError: + self._downloader.trouble(u'\nERROR: unable to download video') + + +class InfoQIE(InfoExtractor): + """Information extractor for infoq.com""" + + _VALID_URL = r'^(?:https?://)?(?:www\.)?infoq\.com/[^/]+/[^/]+$' + IE_NAME = u'infoq' + + def report_webpage(self, video_id): + """Report information extraction.""" + self._downloader.to_screen(u'[%s] %s: Downloading webpage' % (self.IE_NAME, video_id)) + + def report_extraction(self, video_id): + """Report information extraction.""" + self._downloader.to_screen(u'[%s] %s: Extracting information' % (self.IE_NAME, video_id)) + + def _real_extract(self, url): + htmlParser = HTMLParser.HTMLParser() + + mobj = re.match(self._VALID_URL, url) + if mobj is None: + self._downloader.trouble(u'ERROR: invalid URL: %s' % url) + return + + self.report_webpage(url) + + request = urllib2.Request(url) + try: + webpage = urllib2.urlopen(request).read() + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err)) + return + + self.report_extraction(url) + + + # Extract video URL + mobj = re.search(r"jsclassref='([^']*)'", webpage) + if mobj is None: + self._downloader.trouble(u'ERROR: unable to extract video url') + return + video_url = 'rtmpe://video.infoq.com/cfx/st/' + urllib2.unquote(mobj.group(1).decode('base64')) + + + # Extract title + mobj = re.search(r'contentTitle = "(.*?)";', webpage) + if mobj is None: + self._downloader.trouble(u'ERROR: unable to extract video title') + return + video_title = mobj.group(1).decode('utf-8') + + # Extract description + video_description = u'No description available.' + mobj = re.search(r'', webpage) + if mobj is not None: + video_description = mobj.group(1).decode('utf-8') + + video_filename = video_url.split('/')[-1] + video_id, extension = video_filename.split('.') + + self._downloader.increment_downloads() + info = { + 'id': video_id, + 'url': video_url, + 'uploader': None, + 'upload_date': None, + 'title': video_title, + 'stitle': _simplify_title(video_title), + 'ext': extension, + 'format': extension, # Extension is always(?) mp4, but seems to be flv + 'thumbnail': None, + 'description': video_description, + 'player_url': None, + } + + try: + self._downloader.process_info(info) + except UnavailableVideoError, err: + self._downloader.trouble(u'\nERROR: unable to download ' + video_url) + +class MixcloudIE(InfoExtractor): + """Information extractor for www.mixcloud.com""" + _VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/([\w\d-]+)/([\w\d-]+)' + IE_NAME = u'mixcloud' + + def __init__(self, downloader=None): + InfoExtractor.__init__(self, downloader) + + def report_download_json(self, file_id): + """Report JSON download.""" + self._downloader.to_screen(u'[%s] Downloading json' % self.IE_NAME) + + def report_extraction(self, file_id): + """Report information extraction.""" + self._downloader.to_screen(u'[%s] %s: Extracting information' % (self.IE_NAME, file_id)) + + def get_urls(self, jsonData, fmt, bitrate='best'): + """Get urls from 'audio_formats' section in json""" + file_url = None + try: + bitrate_list = jsonData[fmt] + if bitrate is None or bitrate == 'best' or bitrate not in bitrate_list: + bitrate = max(bitrate_list) # select highest + + url_list = jsonData[fmt][bitrate] + except TypeError: # we have no bitrate info. + url_list = jsonData[fmt] + + return url_list + + def check_urls(self, url_list): + """Returns 1st active url from list""" + for url in url_list: + try: + urllib2.urlopen(url) + return url + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + url = None + + return None + + def _print_formats(self, formats): + print 'Available formats:' + for fmt in formats.keys(): + for b in formats[fmt]: + try: + ext = formats[fmt][b][0] + print '%s\t%s\t[%s]' % (fmt, b, ext.split('.')[-1]) + except TypeError: # we have no bitrate info + ext = formats[fmt][0] + print '%s\t%s\t[%s]' % (fmt, '??', ext.split('.')[-1]) + break + + def _real_extract(self, url): + mobj = re.match(self._VALID_URL, url) + if mobj is None: + self._downloader.trouble(u'ERROR: invalid URL: %s' % url) + return + # extract uploader & filename from url + uploader = mobj.group(1).decode('utf-8') + file_id = uploader + "-" + mobj.group(2).decode('utf-8') + + # construct API request + file_url = 'http://www.mixcloud.com/api/1/cloudcast/' + '/'.join(url.split('/')[-3:-1]) + '.json' + # retrieve .json file with links to files + request = urllib2.Request(file_url) + try: + self.report_download_json(file_url) + jsonData = urllib2.urlopen(request).read() + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + self._downloader.trouble(u'ERROR: Unable to retrieve file: %s' % str(err)) + return + + # parse JSON + json_data = json.loads(jsonData) + player_url = json_data['player_swf_url'] + formats = dict(json_data['audio_formats']) + + req_format = self._downloader.params.get('format', None) + bitrate = None + + if self._downloader.params.get('listformats', None): + self._print_formats(formats) + return + + if req_format is None or req_format == 'best': + for format_param in formats.keys(): + url_list = self.get_urls(formats, format_param) + # check urls + file_url = self.check_urls(url_list) + if file_url is not None: + break # got it! + else: + if req_format not in formats.keys(): + self._downloader.trouble(u'ERROR: format is not available') + return + + url_list = self.get_urls(formats, req_format) + file_url = self.check_urls(url_list) + format_param = req_format + + # We have audio + self._downloader.increment_downloads() + try: + # Process file information + self._downloader.process_info({ + 'id': file_id.decode('utf-8'), + 'url': file_url.decode('utf-8'), + 'uploader': uploader.decode('utf-8'), + 'upload_date': u'NA', + 'title': json_data['name'], + 'stitle': _simplify_title(json_data['name']), + 'ext': file_url.split('.')[-1].decode('utf-8'), + 'format': (format_param is None and u'NA' or format_param.decode('utf-8')), + 'thumbnail': json_data['thumbnail_url'], + 'description': json_data['description'], + 'player_url': player_url.decode('utf-8'), + }) + except UnavailableVideoError, err: + self._downloader.trouble(u'ERROR: unable to download file') + +class StanfordOpenClassroomIE(InfoExtractor): + """Information extractor for Stanford's Open ClassRoom""" + + _VALID_URL = r'^(?:https?://)?openclassroom.stanford.edu(?P/?|(/MainFolder/(?:HomePage|CoursePage|VideoPage)\.php([?]course=(?P[^&]+)(&video=(?P