X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube-dl;h=a0cafeae9bc7b17d110e4da18468c9ed225a067e;hb=fd209848897f45e9df8931d14e937f0b0ed2a547;hp=b80d71f88579b22b2f8ae072ba2f8ca7aeeb8287;hpb=a7d06f400c36837923c3b0db5fbfc8d90d4a9fd7;p=youtube-dl diff --git a/youtube-dl b/youtube-dl index b80d71f88..a0cafeae9 100755 --- a/youtube-dl +++ b/youtube-dl @@ -1,9 +1,11 @@ #!/usr/bin/env python # -*- coding: utf-8 -*- # Author: Ricardo Garcia Gonzalez +# Author: Danny Colligan # License: Public domain code import htmlentitydefs import httplib +import locale import math import netrc import os @@ -17,7 +19,7 @@ import urllib import urllib2 std_headers = { - 'User-Agent': 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.1) Gecko/2008070208 Firefox/3.0.1', + 'User-Agent': 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.5) Gecko/2008120122 Firefox/3.0.5', 'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7', 'Accept': 'text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5', 'Accept-Language': 'en-us,en;q=0.5', @@ -42,6 +44,14 @@ class SameFileError(Exception): """ pass +class PostProcessingError(Exception): + """Post Processing exception. + + This exception may be raised by PostProcessor's .run() method to + indicate an error in the postprocessing task. + """ + pass + class FileDownloader(object): """File Downloader class. @@ -79,14 +89,17 @@ class FileDownloader(object): outtmpl: Template for output names. ignoreerrors: Do not stop on download errors. ratelimit: Download speed limit, in bytes/sec. + nooverwrites: Prevent overwriting files. """ _params = None _ies = [] + _pps = [] def __init__(self, params): """Create a FileDownloader object with the given options.""" self._ies = [] + self._pps = [] self.set_params(params) @staticmethod @@ -176,6 +189,11 @@ class FileDownloader(object): self._ies.append(ie) ie.set_downloader(self) + def add_post_processor(self, pp): + """Add a PostProcessor object to the end of the chain.""" + self._pps.append(pp) + pp.set_downloader(self) + def to_stdout(self, message, skip_eol=False): """Print message to stdout if not in quiet mode.""" if not self._params.get('quiet', False): @@ -269,6 +287,9 @@ class FileDownloader(object): except (ValueError, KeyError), err: retcode = self.trouble('ERROR: invalid output template or system charset: %s' % str(err)) continue + if self._params['nooverwrites'] and os.path.exists(filename): + self.to_stderr('WARNING: file exists: %s; skipping' % filename) + continue try: self.pmkdir(filename) except (OSError, IOError), err: @@ -288,11 +309,26 @@ class FileDownloader(object): except (urllib2.URLError, httplib.HTTPException, socket.error), err: retcode = self.trouble('ERROR: unable to download video data: %s' % str(err)) continue + try: + self.post_process(filename, result) + except (PostProcessingError), err: + retcode = self.trouble('ERROR: postprocessing: %s' % str(err)) + continue + break if not suitable_found: retcode = self.trouble('ERROR: no suitable InfoExtractor: %s' % url) return retcode + + def post_process(self, filename, ie_info): + """Run the postprocessing chain on the given file.""" + info = dict(ie_info) + info['filepath'] = filename + for pp in self._pps: + info = pp.run(info) + if info is None: + break def _do_download(self, stream, url): request = urllib2.Request(url, None, std_headers) @@ -400,14 +436,19 @@ class YoutubeIE(InfoExtractor): """Information extractor for youtube.com.""" _VALID_URL = r'^((?:http://)?(?:\w+\.)?youtube\.com/(?:(?:v/)|(?:(?:watch(?:\.php)?)?\?(?:.+&)?v=)))?([0-9A-Za-z_-]+)(?(1).+)?$' - _LOGIN_URL = 'http://www.youtube.com/login?next=/' - _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/' + _LANG_URL = r'http://uk.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1' + _LOGIN_URL = 'http://www.youtube.com/signup?next=/&gl=US&hl=en' + _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en' _NETRC_MACHINE = 'youtube' @staticmethod def suitable(url): return (re.match(YoutubeIE._VALID_URL, url) is not None) + def report_lang(self): + """Report attempt to set language.""" + self.to_stdout(u'[youtube] Setting language') + def report_login(self): """Report attempt to log in.""" self.to_stdout(u'[youtube] Logging in') @@ -456,6 +497,15 @@ class YoutubeIE(InfoExtractor): if username is None: return + # Set language + request = urllib2.Request(self._LOGIN_URL, None, std_headers) + try: + self.report_lang() + urllib2.urlopen(request).read() + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + self.to_stderr(u'WARNING: unable to set language: %s' % str(err)) + return + # Log in login_form = { 'current_form': 'loginForm', @@ -506,7 +556,7 @@ class YoutubeIE(InfoExtractor): video_extension = {'18': 'mp4', '17': '3gp'}.get(format_param, 'flv') # Normalize URL, including format - normalized_url = 'http://www.youtube.com/watch?v=%s' % video_id + normalized_url = 'http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id if format_param is not None: normalized_url = '%s&fmt=%s' % (normalized_url, format_param) request = urllib2.Request(normalized_url, None, std_headers) @@ -529,7 +579,7 @@ class YoutubeIE(InfoExtractor): self.report_video_url(video_id, video_real_url) # uploader - mobj = re.search(r'More From: ([^<]*)<', video_webpage) + mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage) if mobj is None: self.to_stderr(u'ERROR: unable to extract uploader nickname') return [None] @@ -562,7 +612,7 @@ class MetacafeIE(InfoExtractor): """Information Extractor for metacafe.com.""" _VALID_URL = r'(?:http://)?(?:www\.)?metacafe\.com/watch/([^/]+)/([^/]+)/.*' - _DISCLAIMER = 'http://www.metacafe.com/disclaimer' + _DISCLAIMER = 'http://www.metacafe.com/family_filter/' _youtube_ie = None def __init__(self, youtube_ie, downloader=None): @@ -601,10 +651,10 @@ class MetacafeIE(InfoExtractor): # Confirm age disclaimer_form = { - 'allowAdultContent': '1', + 'filters': '0', 'submit': "Continue - I'm over 18", } - request = urllib2.Request('http://www.metacafe.com/watch/', urllib.urlencode(disclaimer_form), std_headers) + request = urllib2.Request('http://www.metacafe.com/', urllib.urlencode(disclaimer_form), std_headers) try: self.report_age_confirmation() disclaimer = urllib2.urlopen(request).read() @@ -654,7 +704,7 @@ class MetacafeIE(InfoExtractor): video_url = '%s?__gda__=%s' % (mediaURL, gdaKey) - mobj = re.search(r'(?im)(.*) - Video', webpage) if mobj is None: self.to_stderr(u'ERROR: unable to extract title') return [None] @@ -676,13 +726,97 @@ class MetacafeIE(InfoExtractor): 'ext': video_extension.decode('utf-8'), }] + +class YoutubeSearchIE(InfoExtractor): + """Information Extractor for YouTube search queries.""" + _VALID_QUERY = r'ytsearch(\d+|all)?:[\s\S]+' + _TEMPLATE_URL = 'http://www.youtube.com/results?search_query=%s&page=%s&gl=US&hl=en' + _VIDEO_INDICATOR = r'href="/watch\?v=.+?"' + _MORE_PAGES_INDICATOR = r'>Next' + _youtube_ie = None + + def __init__(self, youtube_ie, downloader=None): + InfoExtractor.__init__(self, downloader) + self._youtube_ie = youtube_ie + + @staticmethod + def suitable(url): + return (re.match(YoutubeSearchIE._VALID_QUERY, url) is not None) + + def report_download_page(self, query, pagenum): + """Report attempt to download playlist page with given number.""" + self.to_stdout(u'[youtube] query "%s": Downloading page %s' % (query, pagenum)) + + def _real_initialize(self): + self._youtube_ie.initialize() + + def _real_extract(self, query): + mobj = re.match(self._VALID_QUERY, query) + if mobj is None: + self.to_stderr(u'ERROR: invalid search query "%s"' % query) + return [None] + + prefix, query = query.split(':') + prefix = prefix[8:] + if prefix == '': + return self._download_n_results(query, 1) + elif prefix == 'all': + return self._download_n_results(query, -1) + else: + try: + n = int(prefix) + if n <= 0: + self.to_stderr(u'ERROR: invalid download number %s for query "%s"' % (n, query)) + return [None] + return self._download_n_results(query, n) + except ValueError: # parsing prefix as int fails + return self._download_n_results(query, 1) + + def _download_n_results(self, query, n): + """Downloads a specified number of results for a query""" + + video_ids = [] + already_seen = set() + pagenum = 1 + + while True: + self.report_download_page(query, pagenum) + result_url = self._TEMPLATE_URL % (urllib.quote_plus(query), pagenum) + request = urllib2.Request(result_url, None, std_headers) + try: + page = urllib2.urlopen(request).read() + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + self.to_stderr(u'ERROR: unable to download webpage: %s' % str(err)) + return [None] + + # Extract video identifiers + for mobj in re.finditer(self._VIDEO_INDICATOR, page): + video_id = page[mobj.span()[0]:mobj.span()[1]].split('=')[2][:-1] + if video_id not in already_seen: + video_ids.append(video_id) + already_seen.add(video_id) + if len(video_ids) == n: + # Specified n videos reached + information = [] + for id in video_ids: + information.extend(self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)) + return information + + if self._MORE_PAGES_INDICATOR not in page: + information = [] + for id in video_ids: + information.extend(self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)) + return information + + pagenum = pagenum + 1 + class YoutubePlaylistIE(InfoExtractor): """Information Extractor for YouTube playlists.""" _VALID_URL = r'(?:http://)?(?:\w+\.)?youtube.com/view_play_list\?p=(.+)' - _TEMPLATE_URL = 'http://www.youtube.com/view_play_list?p=%s&page=%s' + _TEMPLATE_URL = 'http://www.youtube.com/view_play_list?p=%s&page=%s&gl=US&hl=en' _VIDEO_INDICATOR = r'/watch\?v=(.+?)&' - _MORE_PAGES_INDICATOR = r'class="pagerNotCurrent">Next' + _MORE_PAGES_INDICATOR = r'/view_play_list?p=%s&page=%s' _youtube_ie = None def __init__(self, youtube_ie, downloader=None): @@ -722,12 +856,13 @@ class YoutubePlaylistIE(InfoExtractor): return [None] # Extract video identifiers - ids_in_page = set() + ids_in_page = [] for mobj in re.finditer(self._VIDEO_INDICATOR, page): - ids_in_page.add(mobj.group(1)) - video_ids.extend(list(ids_in_page)) + if mobj.group(1) not in ids_in_page: + ids_in_page.append(mobj.group(1)) + video_ids.extend(ids_in_page) - if self._MORE_PAGES_INDICATOR not in page: + if (self._MORE_PAGES_INDICATOR % (playlist_id, pagenum + 1)) not in page: break pagenum = pagenum + 1 @@ -736,6 +871,62 @@ class YoutubePlaylistIE(InfoExtractor): information.extend(self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)) return information +class PostProcessor(object): + """Post Processor class. + + PostProcessor objects can be added to downloaders with their + add_post_processor() method. When the downloader has finished a + successful download, it will take its internal chain of PostProcessors + and start calling the run() method on each one of them, first with + an initial argument and then with the returned value of the previous + PostProcessor. + + The chain will be stopped if one of them ever returns None or the end + of the chain is reached. + + PostProcessor objects follow a "mutual registration" process similar + to InfoExtractor objects. + """ + + _downloader = None + + def __init__(self, downloader=None): + self._downloader = downloader + + def to_stdout(self, message): + """Print message to stdout if downloader is not in quiet mode.""" + if self._downloader is None or not self._downloader.get_params().get('quiet', False): + print message + + def to_stderr(self, message): + """Print message to stderr.""" + print >>sys.stderr, message + + def set_downloader(self, downloader): + """Sets the downloader for this PP.""" + self._downloader = downloader + + def run(self, information): + """Run the PostProcessor. + + The "information" argument is a dictionary like the ones + returned by InfoExtractors. The only difference is that this + one has an extra field called "filepath" that points to the + downloaded file. + + When this method returns None, the postprocessing chain is + stopped. However, this method may return an information + dictionary that will be passed to the next postprocessing + object in the chain. It can be the one it received after + changing some fields. + + In addition, this method may raise a PostProcessingError + exception that will be taken into account by the downloader + it was called from. + """ + return information # by default, do nothing + +### MAIN PROGRAM ### if __name__ == '__main__': try: # Modules needed only when running the main program @@ -750,7 +941,7 @@ if __name__ == '__main__': # Parse command line parser = optparse.OptionParser( usage='Usage: %prog [options] url...', - version='2008.07.26', + version='2009.02.07', conflict_handler='resolve', ) parser.add_option('-h', '--help', @@ -787,10 +978,23 @@ if __name__ == '__main__': action='store_true', dest='ignoreerrors', help='continue on download errors', default=False) parser.add_option('-r', '--rate-limit', dest='ratelimit', metavar='L', help='download rate limit (e.g. 50k or 44.6m)') + parser.add_option('-a', '--batch-file', + dest='batchfile', metavar='F', help='file containing URLs to download') + parser.add_option('-w', '--no-overwrites', + action='store_true', dest='nooverwrites', help='do not overwrite files', default=False) (opts, args) = parser.parse_args() + # Batch file verification + batchurls = [] + if opts.batchfile is not None: + try: + batchurls = [line.strip() for line in open(opts.batchfile, 'r')] + except IOError: + sys.exit(u'ERROR: batch file could not be read') + all_urls = batchurls + args + # Conflicting, missing and erroneous options - if len(args) < 1: + if len(all_urls) < 1: sys.exit(u'ERROR: you must provide at least one URL') if opts.usenetrc and (opts.username is not None or opts.password is not None): sys.exit(u'ERROR: using .netrc conflicts with giving username/password') @@ -812,8 +1016,12 @@ if __name__ == '__main__': youtube_ie = YoutubeIE() metacafe_ie = MetacafeIE(youtube_ie) youtube_pl_ie = YoutubePlaylistIE(youtube_ie) + youtube_search_ie = YoutubeSearchIE(youtube_ie) # File downloader + charset = locale.getdefaultlocale()[1] + if charset is None: + charset = 'ascii' fd = FileDownloader({ 'usenetrc': opts.usenetrc, 'username': opts.username, @@ -823,17 +1031,19 @@ if __name__ == '__main__': 'forcetitle': opts.gettitle, 'simulate': (opts.simulate or opts.geturl or opts.gettitle), 'format': opts.format, - 'outtmpl': ((opts.outtmpl is not None and opts.outtmpl.decode()) + 'outtmpl': ((opts.outtmpl is not None and opts.outtmpl.decode(charset)) or (opts.usetitle and u'%(stitle)s-%(id)s.%(ext)s') or (opts.useliteral and u'%(title)s-%(id)s.%(ext)s') or u'%(id)s.%(ext)s'), 'ignoreerrors': opts.ignoreerrors, 'ratelimit': opts.ratelimit, + 'nooverwrites': opts.nooverwrites, }) + fd.add_info_extractor(youtube_search_ie) fd.add_info_extractor(youtube_pl_ie) fd.add_info_extractor(metacafe_ie) fd.add_info_extractor(youtube_ie) - retcode = fd.download(args) + retcode = fd.download(all_urls) sys.exit(retcode) except DownloadError: