]> Raphaƫl G. Git Repositories - youtubedl/blobdiff - youtube-dl
Imported Debian patch 2010.07.14-1
[youtubedl] / youtube-dl
index 5afff4e61879526235ff5f262ce4be188c122725..e89c9152d6f16735f11441e5c64f0c44093b99b6 100755 (executable)
@@ -2,6 +2,7 @@
 # -*- coding: utf-8 -*-
 # Author: Ricardo Garcia Gonzalez
 # Author: Danny Colligan
+# Author: Benjamin Johnson
 # License: Public domain code
 import htmlentitydefs
 import httplib
@@ -13,15 +14,22 @@ import os.path
 import re
 import socket
 import string
+import subprocess
 import sys
 import time
 import urllib
 import urllib2
 
+# parse_qs was moved from the cgi module to the urlparse module recently.
+try:
+       from urlparse import parse_qs
+except ImportError:
+       from cgi import parse_qs
+
 std_headers = {
-       'User-Agent': 'Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.2) Gecko/20090729 Firefox/3.5.2',
+       'User-Agent': 'Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.6) Gecko/20100627 Firefox/3.6.6',
        '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': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
        'Accept-Language': 'en-us,en;q=0.5',
 }
 
@@ -33,15 +41,70 @@ def preferredencoding():
        Returns the best encoding scheme for the system, based on
        locale.getpreferredencoding() and some further tweaks.
        """
+       def yield_preferredencoding():
+               try:
+                       pref = locale.getpreferredencoding()
+                       u'TEST'.encode(pref)
+               except:
+                       pref = 'UTF-8'
+               while True:
+                       yield pref
+       return yield_preferredencoding().next()
+
+def htmlentity_transform(matchobj):
+       """Transforms an HTML entity to a Unicode character.
+       
+       This function receives a match object and is intended to be used with
+       the re.sub() function.
+       """
+       entity = matchobj.group(1)
+
+       # Known non-numeric HTML entity
+       if entity in htmlentitydefs.name2codepoint:
+               return unichr(htmlentitydefs.name2codepoint[entity])
+
+       # Unicode character
+       mobj = re.match(ur'(?u)#(x?\d+)', entity)
+       if mobj is not None:
+               numstr = mobj.group(1)
+               if numstr.startswith(u'x'):
+                       base = 16
+                       numstr = u'0%s' % numstr
+               else:
+                       base = 10
+               return unichr(long(numstr, base))
+
+       # Unknown entity in name, return its literal representation
+       return (u'&%s;' % entity)
+
+def sanitize_title(utitle):
+       """Sanitizes a video title so it could be used as part of a filename."""
+       utitle = re.sub(ur'(?u)&(.+?);', htmlentity_transform, utitle)
+       return utitle.replace(unicode(os.sep), u'%')
+
+def sanitize_open(filename, open_mode):
+       """Try to open the given filename, and slightly tweak it if this fails.
+
+       Attempts to open the given filename. If this fails, it tries to change
+       the filename slightly, step by step, until it's either able to open it
+       or it fails and raises a final exception, like the standard open()
+       function.
+
+       It returns the tuple (stream, definitive_file_name).
+       """
        try:
-               pref = locale.getpreferredencoding()
-               # Mac OSX systems have this problem sometimes
-               if pref == '':
-                       return 'UTF-8'
-               return pref
-       except:
-               sys.stderr.write('WARNING: problem obtaining preferred encoding. Falling back to UTF-8.\n')
-               return 'UTF-8'
+               if filename == u'-':
+                       return (sys.stdout, filename)
+               stream = open(filename, open_mode)
+               return (stream, filename)
+       except (IOError, OSError), err:
+               # In case of error, try to remove win32 forbidden chars
+               filename = re.sub(ur'[/<>:"\|\?\*]', u'#', filename)
+
+               # An exception here should be caught in the caller
+               stream = open(filename, open_mode)
+               return (stream, filename)
+
 
 class DownloadError(Exception):
        """Download Error exception.
@@ -126,23 +189,28 @@ class FileDownloader(object):
        forcetitle:     Force printing title.
        simulate:       Do not download the video files.
        format:         Video format code.
+       format_limit:   Highest quality format to try.
        outtmpl:        Template for output names.
        ignoreerrors:   Do not stop on download errors.
        ratelimit:      Download speed limit, in bytes/sec.
        nooverwrites:   Prevent overwriting files.
+       retries:        Number of times to retry for HTTP error 503
        continuedl:     Try to continue downloads if possible.
+       noprogress:     Do not print the progress bar.
        """
 
        params = None
        _ies = []
        _pps = []
        _download_retcode = None
+       _num_downloads = None
 
        def __init__(self, params):
                """Create a FileDownloader object with the given options."""
                self._ies = []
                self._pps = []
                self._download_retcode = 0
+               self._num_downloads = 0
                self.params = params
        
        @staticmethod
@@ -239,11 +307,15 @@ class FileDownloader(object):
                self._pps.append(pp)
                pp.set_downloader(self)
        
-       def to_stdout(self, message, skip_eol=False):
+       def to_stdout(self, message, skip_eol=False, ignore_encoding_errors=False):
                """Print message to stdout if not in quiet mode."""
-               if not self.params.get('quiet', False):
-                       print (u'%s%s' % (message, [u'\n', u''][skip_eol])).encode(preferredencoding()),
+               try:
+                       if not self.params.get('quiet', False):
+                               print (u'%s%s' % (message, [u'\n', u''][skip_eol])).encode(preferredencoding()),
                        sys.stdout.flush()
+               except (UnicodeEncodeError), err:
+                       if not ignore_encoding_errors:
+                               raise
        
        def to_stderr(self, message):
                """Print message to stderr."""
@@ -281,10 +353,12 @@ class FileDownloader(object):
 
        def report_destination(self, filename):
                """Report destination filename."""
-               self.to_stdout(u'[download] Destination: %s' % filename)
+               self.to_stdout(u'[download] Destination: %s' % filename, ignore_encoding_errors=True)
        
        def report_progress(self, percent_str, data_len_str, speed_str, eta_str):
                """Report download progress."""
+               if self.params.get('noprogress', False):
+                       return
                self.to_stdout(u'\r[download] %s of %s at %s ETA %s' %
                                (percent_str, data_len_str, speed_str, eta_str), skip_eol=True)
 
@@ -292,9 +366,16 @@ class FileDownloader(object):
                """Report attemtp to resume at given byte."""
                self.to_stdout(u'[download] Resuming download at byte %s' % resume_len)
        
+       def report_retry(self, count, retries):
+               """Report retry in case of HTTP error 503"""
+               self.to_stdout(u'[download] Got HTTP error 503. Retrying (attempt %d of %d)...' % (count, retries))
+       
        def report_file_already_downloaded(self, file_name):
                """Report file has already been fully downloaded."""
-               self.to_stdout(u'[download] %s has already been downloaded' % file_name)
+               try:
+                       self.to_stdout(u'[download] %s has already been downloaded' % file_name)
+               except (UnicodeEncodeError), err:
+                       self.to_stdout(u'[download] The file has already been downloaded')
        
        def report_unable_to_resume(self):
                """Report it was impossible to resume download."""
@@ -302,32 +383,46 @@ class FileDownloader(object):
        
        def report_finish(self):
                """Report download finished."""
-               self.to_stdout(u'')
+               if self.params.get('noprogress', False):
+                       self.to_stdout(u'[download] Download completed')
+               else:
+                       self.to_stdout(u'')
+       
+       def increment_downloads(self):
+               """Increment the ordinal that assigns a number to each file."""
+               self._num_downloads += 1
 
        def process_info(self, info_dict):
                """Process a single dictionary returned by an InfoExtractor."""
                # Do nothing else if in simulate mode
                if self.params.get('simulate', False):
-                       try:
-                               info_dict['url'] = self.verify_url(info_dict['url'])
-                       except (OSError, IOError, urllib2.URLError, httplib.HTTPException, socket.error), err:
-                               raise UnavailableFormatError
+                       # Verify URL if it's an HTTP one
+                       if info_dict['url'].startswith('http'):
+                               try:
+                                       self.verify_url(info_dict['url'].encode('utf-8')).decode('utf-8')
+                               except (OSError, IOError, urllib2.URLError, httplib.HTTPException, socket.error), err:
+                                       raise UnavailableFormatError
 
                        # Forced printings
                        if self.params.get('forcetitle', False):
-                               print info_dict['title'].encode(preferredencoding())
+                               print info_dict['title'].encode(preferredencoding(), 'xmlcharrefreplace')
                        if self.params.get('forceurl', False):
-                               print info_dict['url'].encode(preferredencoding())
+                               print info_dict['url'].encode(preferredencoding(), 'xmlcharrefreplace')
+                       if self.params.get('forcethumbnail', False) and 'thumbnail' in info_dict:
+                               print info_dict['thumbnail'].encode(preferredencoding(), 'xmlcharrefreplace')
+                       if self.params.get('forcedescription', False) and 'description' in info_dict:
+                               print info_dict['description'].encode(preferredencoding(), 'xmlcharrefreplace')
 
                        return
                        
                try:
                        template_dict = dict(info_dict)
                        template_dict['epoch'] = unicode(long(time.time()))
+                       template_dict['ord'] = unicode('%05d' % self._num_downloads)
                        filename = self.params['outtmpl'] % template_dict
                except (ValueError, KeyError), err:
                        self.trouble('ERROR: invalid output template or system charset: %s' % str(err))
-               if self.params['nooverwrites'] and os.path.exists(filename):
+               if self.params.get('nooverwrites', False) and os.path.exists(filename):
                        self.to_stderr(u'WARNING: file exists: %s; skipping' % filename)
                        return
 
@@ -338,7 +433,7 @@ class FileDownloader(object):
                        return
 
                try:
-                       success = self._do_download(filename, info_dict['url'])
+                       success = self._do_download(filename, info_dict['url'].encode('utf-8'), info_dict.get('player_url', None))
                except (OSError, IOError), err:
                        raise UnavailableFormatError
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
@@ -390,36 +485,86 @@ class FileDownloader(object):
                        if info is None:
                                break
        
-       def _do_download(self, filename, url):
-               stream = None
-               open_mode = 'ab'
+       def _download_with_rtmpdump(self, filename, url, player_url):
+               self.report_destination(filename)
+
+               # Check for rtmpdump first
+               try:
+                       subprocess.call(['rtmpdump', '-h'], stdout=(file(os.path.devnull, 'w')), stderr=subprocess.STDOUT)
+               except (OSError, IOError):
+                       self.trouble(u'ERROR: RTMP download detected but "rtmpdump" could not be run')
+                       return False
+
+               # Download using rtmpdump. rtmpdump returns exit code 2 when
+               # the connection was interrumpted and resuming appears to be
+               # possible. This is part of rtmpdump's normal usage, AFAIK.
+               basic_args = ['rtmpdump', '-q'] + [[], ['-W', player_url]][player_url is not None] + ['-r', url, '-o', filename]
+               retval = subprocess.call(basic_args + [[], ['-e', '-k', '1']][self.params.get('continuedl', False)])
+               while retval == 2 or retval == 1:
+                       prevsize = os.path.getsize(filename)
+                       self.to_stdout(u'\r[rtmpdump] %s bytes' % prevsize, skip_eol=True)
+                       time.sleep(5.0) # This seems to be needed
+                       retval = subprocess.call(basic_args + ['-e'] + [[], ['-k', '1']][retval == 1])
+                       cursize = os.path.getsize(filename)
+                       if prevsize == cursize and retval == 1:
+                               break
+               if retval == 0:
+                       self.to_stdout(u'\r[rtmpdump] %s bytes' % os.path.getsize(filename))
+                       return True
+               else:
+                       self.trouble('\nERROR: rtmpdump exited with code %d' % retval)
+                       return False
+
+       def _do_download(self, filename, url, player_url):
+               # Attempt to download using rtmpdump
+               if url.startswith('rtmp'):
+                       return self._download_with_rtmpdump(filename, url, player_url)
 
+               stream = None
+               open_mode = 'wb'
                basic_request = urllib2.Request(url, None, std_headers)
                request = urllib2.Request(url, None, std_headers)
 
-               # Attempt to resume download with "continuedl" option
+               # Establish possible resume length
                if os.path.isfile(filename):
                        resume_len = os.path.getsize(filename)
                else:
                        resume_len = 0
-               if self.params['continuedl'] and resume_len != 0:
+
+               # Request parameters in case of being able to resume
+               if self.params.get('continuedl', False) and resume_len != 0:
                        self.report_resuming_byte(resume_len)
                        request.add_header('Range','bytes=%d-' % resume_len)
+                       open_mode = 'ab'
 
-               # Establish connection
-               try:
-                       data = urllib2.urlopen(request)
-               except (urllib2.HTTPError, ), err:
-                       if err.code != 416: #  416 is 'Requested range not satisfiable'
-                               raise
-                       data = urllib2.urlopen(basic_request)
-                       content_length = data.info()['Content-Length']
-                       if content_length is not None and long(content_length) == resume_len:
-                               self.report_file_already_downloaded(filename)
-                               return True
-                       else:
-                               self.report_unable_to_resume()
-                               open_mode = 'wb'
+               count = 0
+               retries = self.params.get('retries', 0)
+               while True:
+                       # Establish connection
+                       try:
+                               data = urllib2.urlopen(request)
+                               break
+                       except (urllib2.HTTPError, ), err:
+                               if err.code == 503:
+                                       # Retry in case of HTTP error 503
+                                       count += 1
+                                       if count <= retries:
+                                               self.report_retry(count, retries)
+                                               continue
+                               if err.code != 416: #  416 is 'Requested range not satisfiable'
+                                       raise
+                               # Unable to resume
+                               data = urllib2.urlopen(basic_request)
+                               content_length = data.info()['Content-Length']
+
+                               if content_length is not None and long(content_length) == resume_len:
+                                       # Because the file had already been fully downloaded
+                                       self.report_file_already_downloaded(filename)
+                                       return True
+                               else:
+                                       # Because the server didn't let us
+                                       self.report_unable_to_resume()
+                                       open_mode = 'wb'
 
                data_len = data.info().get('Content-length', None)
                data_len_str = self.format_bytes(data_len)
@@ -439,12 +584,15 @@ class FileDownloader(object):
                        # Open file just in time
                        if stream is None:
                                try:
-                                       stream = open(filename, open_mode)
+                                       (stream, filename) = sanitize_open(filename, open_mode)
                                        self.report_destination(filename)
                                except (OSError, IOError), err:
                                        self.trouble('ERROR: unable to open for writing: %s' % str(err))
                                        return False
-                       stream.write(data_block)
+                       try:
+                               stream.write(data_block)
+                       except (IOError, OSError), err:
+                               self.trouble('\nERROR: unable to write data: %s' % str(err))
                        block_size = self.best_block_size(after - before, data_block_len)
 
                        # Progress message
@@ -479,6 +627,16 @@ class InfoExtractor(object):
        title:          Literal title.
        stitle:         Simplified title.
        ext:            Video filename extension.
+       format:         Video format.
+       player_url:     SWF Player URL (may be None).
+
+       The following fields are optional. Their primary purpose is to allow
+       youtube-dl to serve as the backend for a video search function, such
+       as the one in youtube2mp3.  They are only used when their respective
+       forced printing functions are called:
+
+       thumbnail:      Full URL to a video thumbnail image.
+       description:    One-line video description.
 
        Subclasses of this one should re-define the _real_initialize() and
        _real_extract() methods, as well as the suitable() static method.
@@ -525,46 +683,28 @@ class InfoExtractor(object):
 class YoutubeIE(InfoExtractor):
        """Information extractor for youtube.com."""
 
-       _VALID_URL = r'^((?:http://)?(?:\w+\.)?youtube\.com/(?:(?:v/)|(?:(?:watch(?:\.php)?)?\?(?:.+&)?v=)))?([0-9A-Za-z_-]+)(?(1).+)?$'
+       _VALID_URL = r'^((?:http://)?(?:youtu\.be/|(?:\w+\.)?youtube\.com/(?:(?:v/)|(?:(?:watch(?:_popup)?(?:\.php)?)?[\?#](?:.+&)?v=))))?([0-9A-Za-z_-]+)(?(1).+)?$'
        _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'
-       _available_formats = ['22', '35', '18', '5', '17', '13', None] # listed in order of priority for -b flag
+       # Listed in order of priority for the -b option
+       _available_formats = ['38', '37', '22', '45', '35', '34', '43', '18', '6', '5', '17', '13', None]
        _video_extensions = {
                '13': '3gp',
                '17': 'mp4',
                '18': 'mp4',
                '22': 'mp4',
+               '37': 'mp4',
+               '38': 'video', # You actually don't know if this will be MOV, AVI or whatever
+               '43': 'webm',
+               '45': 'webm',
        }
 
        @staticmethod
        def suitable(url):
                return (re.match(YoutubeIE._VALID_URL, url) is not None)
 
-       @staticmethod
-       def htmlentity_transform(matchobj):
-               """Transforms an HTML entity to a Unicode character."""
-               entity = matchobj.group(1)
-
-               # Known non-numeric HTML entity
-               if entity in htmlentitydefs.name2codepoint:
-                       return unichr(htmlentitydefs.name2codepoint[entity])
-
-               # Unicode character
-               mobj = re.match(ur'(?u)#(x?\d+)', entity)
-               if mobj is not None:
-                       numstr = mobj.group(1)
-                       if numstr.startswith(u'x'):
-                               base = 16
-                               numstr = u'0%s' % numstr
-                       else:
-                               base = 10
-                       return unichr(long(numstr, base))
-
-               # Unknown entity in name, return its literal representation
-               return (u'&%s;' % entity)
-
        def report_lang(self):
                """Report attempt to set language."""
                self._downloader.to_stdout(u'[youtube] Setting language')
@@ -577,6 +717,10 @@ class YoutubeIE(InfoExtractor):
                """Report attempt to confirm age."""
                self._downloader.to_stdout(u'[youtube] Confirming age')
        
+       def report_video_webpage_download(self, video_id):
+               """Report attempt to download video webpage."""
+               self._downloader.to_stdout(u'[youtube] %s: Downloading video webpage' % video_id)
+       
        def report_video_info_webpage_download(self, video_id):
                """Report attempt to download video info webpage."""
                self._downloader.to_stdout(u'[youtube] %s: Downloading video info webpage' % video_id)
@@ -589,6 +733,10 @@ class YoutubeIE(InfoExtractor):
                """Report extracted video URL."""
                self._downloader.to_stdout(u'[youtube] %s: Format %s not available' % (video_id, format))
        
+       def report_rtmp_download(self):
+               """Indicate the download will use the RTMP protocol."""
+               self._downloader.to_stdout(u'[youtube] RTMP download detected')
+       
        def _real_initialize(self):
                if self._downloader is None:
                        return
@@ -664,74 +812,124 @@ class YoutubeIE(InfoExtractor):
                if mobj is None:
                        self._downloader.trouble(u'ERROR: invalid URL: %s' % url)
                        return
+
+               # At this point we have a new video
+               if self._downloader is not None:
+                       self._downloader.increment_downloads()
                video_id = mobj.group(2)
 
                # Downloader parameters
                best_quality = False
+               all_formats = False
                format_param = None
                quality_index = 0
                if self._downloader is not None:
                        params = self._downloader.params
                        format_param = params.get('format', None)
                        if format_param == '0':
+                               format_limit = params.get('format_limit', None)
+                               if format_limit is not None:
+                                       try:
+                                               # Start at a different format if the user has limited the maximum quality
+                                               quality_index = self._available_formats.index(format_limit)
+                                       except ValueError:
+                                               pass
                                format_param = self._available_formats[quality_index]
                                best_quality = True
+                       elif format_param == '-1':
+                               format_param = self._available_formats[quality_index]
+                               all_formats = True
 
                while True:
                        # Extension
                        video_extension = self._video_extensions.get(format_param, 'flv')
 
-                       # Get video info
-                       video_info_url = 'http://www.youtube.com/get_video_info?&video_id=%s&el=detailpage&ps=default&eurl=&gl=US&hl=en' % video_id
-                       request = urllib2.Request(video_info_url, None, std_headers)
+                       # Get video webpage
+                       self.report_video_webpage_download(video_id)
+                       request = urllib2.Request('http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id, None, std_headers)
                        try:
-                               self.report_video_info_webpage_download(video_id)
-                               video_info_webpage = urllib2.urlopen(request).read()
+                               video_webpage = urllib2.urlopen(request).read()
                        except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                               self._downloader.trouble(u'ERROR: unable to download video info webpage: %s' % str(err))
+                               self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
                                return
+
+                       # Attempt to extract SWF player URL
+                       mobj = re.search(r'swfConfig.*"(http://.*?watch.*?-.*?\.swf)"', video_webpage)
+                       if mobj is not None:
+                               player_url = mobj.group(1)
+                       else:
+                               player_url = None
+
+                       # Get video info
+                       self.report_video_info_webpage_download(video_id)
+                       for el_type in ['&el=embedded', '&el=detailpage', '&el=vevo', '']:
+                               video_info_url = ('http://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en'
+                                                  % (video_id, el_type))
+                               request = urllib2.Request(video_info_url, None, std_headers)
+                               try:
+                                       video_info_webpage = urllib2.urlopen(request).read()
+                                       video_info = parse_qs(video_info_webpage)
+                                       if 'token' in video_info:
+                                               break
+                               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                                       self._downloader.trouble(u'ERROR: unable to download video info webpage: %s' % str(err))
+                                       return
                        self.report_information_extraction(video_id)
 
                        # "t" param
-                       mobj = re.search(r'(?m)&token=([^&]+)(?:&|$)', video_info_webpage)
-                       if mobj is None:
+                       if 'token' not in video_info:
                                # Attempt to see if YouTube has issued an error message
-                               mobj = re.search(r'(?m)&reason=([^&]+)(?:&|$)', video_info_webpage)
-                               if mobj is None:
+                               if 'reason' not in video_info:
                                        self._downloader.trouble(u'ERROR: unable to extract "t" parameter for unknown reason')
                                        stream = open('reportme-ydl-%s.dat' % time.time(), 'wb')
                                        stream.write(video_info_webpage)
                                        stream.close()
                                else:
-                                       reason = urllib.unquote_plus(mobj.group(1))
+                                       reason = urllib.unquote_plus(video_info['reason'][0])
                                        self._downloader.trouble(u'ERROR: YouTube said: %s' % reason.decode('utf-8'))
                                return
-                       token = urllib.unquote(mobj.group(1))
+                       token = urllib.unquote_plus(video_info['token'][0])
                        video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&eurl=&el=detailpage&ps=default&gl=US&hl=en' % (video_id, token)
                        if format_param is not None:
                                video_real_url = '%s&fmt=%s' % (video_real_url, format_param)
 
+                       # Check possible RTMP download
+                       if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
+                               self.report_rtmp_download()
+                               video_real_url = video_info['conn'][0]
+
                        # uploader
-                       mobj = re.search(r'(?m)&author=([^&]+)(?:&|$)', video_info_webpage)
-                       if mobj is None:
+                       if 'author' not in video_info:
                                self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
                                return
-                       video_uploader = urllib.unquote(mobj.group(1))
+                       video_uploader = urllib.unquote_plus(video_info['author'][0])
 
                        # title
-                       mobj = re.search(r'(?m)&title=([^&]+)(?:&|$)', video_info_webpage)
-                       if mobj is None:
+                       if 'title' not in video_info:
                                self._downloader.trouble(u'ERROR: unable to extract video title')
                                return
-                       video_title = urllib.unquote(mobj.group(1))
+                       video_title = urllib.unquote_plus(video_info['title'][0])
                        video_title = video_title.decode('utf-8')
-                       video_title = re.sub(ur'(?u)&(.+?);', self.htmlentity_transform, video_title)
-                       video_title = video_title.replace(os.sep, u'%')
+                       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'_')
 
+                       # thumbnail image
+                       if 'thumbnail_url' not in video_info:
+                               self._downloader.trouble(u'WARNING: unable to extract video thumbnail')
+                               video_thumbnail = ''
+                       else:   # don't panic if we can't find it
+                               video_thumbnail = urllib.unquote_plus(video_info['thumbnail_url'][0])
+
+                       # description
+                       video_description = 'No description available.'
+                       if self._downloader.params.get('forcedescription', False):
+                               mobj = re.search(r'<meta name="description" content="(.*)"(?:\s*/)?>', video_webpage)
+                               if mobj is not None:
+                                       video_description = mobj.group(1)
+
                        try:
                                # Process video information
                                self._downloader.process_info({
@@ -741,19 +939,32 @@ class YoutubeIE(InfoExtractor):
                                        'title':        video_title,
                                        'stitle':       simple_title,
                                        'ext':          video_extension.decode('utf-8'),
+                                       'format':       (format_param is None and u'NA' or format_param.decode('utf-8')),
+                                       'thumbnail':    video_thumbnail.decode('utf-8'),
+                                       'description':  video_description.decode('utf-8'),
+                                       'player_url':   player_url,
                                })
 
+                               if all_formats:
+                                       quality_index += 1
+                                       if quality_index == len(self._available_formats):
+                                               # None left to get
+                                               return
+                                       else:
+                                               format_param = self._available_formats[quality_index]
+                                               continue
                                return
 
                        except UnavailableFormatError, err:
-                               if best_quality:
-                                       if quality_index == len(self._available_formats) - 1:
+                               if best_quality or all_formats:
+                                       quality_index += 1
+                                       if quality_index == len(self._available_formats):
                                                # I don't ever expect this to happen
-                                               self._downloader.trouble(u'ERROR: no known formats available for video')
+                                               if not all_formats:
+                                                       self._downloader.trouble(u'ERROR: no known formats available for video')
                                                return
                                        else:
                                                self.report_unavailable_format(video_id, format_param)
-                                               quality_index += 1
                                                format_param = self._available_formats[quality_index]
                                                continue
                                else: 
@@ -831,6 +1042,10 @@ class MetacafeIE(InfoExtractor):
                        self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % mobj2.group(1))
                        return
 
+               # At this point we have a new video
+               if self._downloader is not None:
+                       self._downloader.increment_downloads()
+
                simple_title = mobj.group(2).decode('utf-8')
                video_extension = 'flv'
 
@@ -866,8 +1081,9 @@ class MetacafeIE(InfoExtractor):
                        self._downloader.trouble(u'ERROR: unable to extract title')
                        return
                video_title = mobj.group(1).decode('utf-8')
+               video_title = sanitize_title(video_title)
 
-               mobj = re.search(r'(?ms)<li id="ChnlUsr">.*?Submitter:.*?<a .*?>(.*?)<', webpage)
+               mobj = re.search(r'(?ms)By:\s*<a .*?>(.+?)<', webpage)
                if mobj is None:
                        self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
                        return
@@ -882,158 +1098,938 @@ class MetacafeIE(InfoExtractor):
                                'title':        video_title,
                                'stitle':       simple_title,
                                'ext':          video_extension.decode('utf-8'),
+                               'format':       u'NA',
+                               'player_url':   None,
                        })
                except UnavailableFormatError:
                        self._downloader.trouble(u'ERROR: format not available for video')
 
 
-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'(?m)>\s*Next\s*</a>'
-       _youtube_ie = None
-       _max_youtube_results = 1000
+class DailymotionIE(InfoExtractor):
+       """Information Extractor for Dailymotion"""
 
-       def __init__(self, youtube_ie, downloader=None):
+       _VALID_URL = r'(?i)(?:https?://)?(?:www\.)?dailymotion\.[a-z]{2,3}/video/([^_/]+)_([^/]+)'
+
+       def __init__(self, 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)
+               return (re.match(DailymotionIE._VALID_URL, url) is not None)
 
-       def report_download_page(self, query, pagenum):
-               """Report attempt to download playlist page with given number."""
-               self._downloader.to_stdout(u'[youtube] query "%s": Downloading page %s' % (query, pagenum))
+       def report_download_webpage(self, video_id):
+               """Report webpage download."""
+               self._downloader.to_stdout(u'[dailymotion] %s: Downloading webpage' % video_id)
+       
+       def report_extraction(self, video_id):
+               """Report information extraction."""
+               self._downloader.to_stdout(u'[dailymotion] %s: Extracting information' % video_id)
 
        def _real_initialize(self):
-               self._youtube_ie.initialize()
-       
-       def _real_extract(self, query):
-               mobj = re.match(self._VALID_QUERY, query)
+               return
+
+       def _real_extract(self, url):
+               # Extract id and simplified title from URL
+               mobj = re.match(self._VALID_URL, url)
                if mobj is None:
-                       self._downloader.trouble(u'ERROR: invalid search query "%s"' % query)
+                       self._downloader.trouble(u'ERROR: invalid URL: %s' % url)
                        return
 
-               prefix, query = query.split(':')
-               prefix = prefix[8:]
-               if prefix == '':
-                       self._download_n_results(query, 1)
-                       return
-               elif prefix == 'all':
-                       self._download_n_results(query, self._max_youtube_results)
+               # At this point we have a new video
+               if self._downloader is not None:
+                       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
+               request = urllib2.Request(url)
+               try:
+                       self.report_download_webpage(video_id)
+                       webpage = urllib2.urlopen(request).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: unable retrieve video webpage: %s' % str(err))
                        return
-               else:
-                       try:
-                               n = long(prefix)
-                               if n <= 0:
-                                       self._downloader.trouble(u'ERROR: invalid download number %s for query "%s"' % (n, query))
-                                       return
-                               elif n > self._max_youtube_results:
-                                       self._downloader.to_stderr(u'WARNING: ytsearch returns max %i results (you requested %i)'  % (self._max_youtube_results, n))
-                                       n = self._max_youtube_results
-                               self._download_n_results(query, n)
-                               return
-                       except ValueError: # parsing prefix as integer fails
-                               self._download_n_results(query, 1)
-                               return
 
-       def _download_n_results(self, query, n):
-               """Downloads a specified number of results for a query"""
+               # Extract URL, uploader and title from webpage
+               self.report_extraction(video_id)
+               mobj = re.search(r'(?i)addVariable\(\"video\"\s*,\s*\"([^\"]*)\"\)', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract media URL')
+                       return
+               mediaURL = urllib.unquote(mobj.group(1))
 
-               video_ids = []
-               already_seen = set()
-               pagenum = 1
+               # if needed add http://www.dailymotion.com/ if relative URL
 
-               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._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err))
-                               return
+               video_url = mediaURL
 
-                       # 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
-                                               for id in video_ids:
-                                                       self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
-                                               return
+               # '<meta\s+name="title"\s+content="Dailymotion\s*[:\-]\s*(.*?)"\s*\/\s*>'
+               mobj = re.search(r'(?im)<title>Dailymotion\s*[\-:]\s*(.+?)</title>', 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 = sanitize_title(video_title)
 
-                       if re.search(self._MORE_PAGES_INDICATOR, page) is None:
-                               for id in video_ids:
-                                       self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
-                               return
+               mobj = re.search(r'(?im)<div class="dmco_html owner">.*?<a class="name" href="/.+?">(.+?)</a></div>', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
+                       return
+               video_uploader = mobj.group(1)
 
-                       pagenum = pagenum + 1
+               try:
+                       # Process video information
+                       self._downloader.process_info({
+                               'id':           video_id.decode('utf-8'),
+                               'url':          video_url.decode('utf-8'),
+                               'uploader':     video_uploader.decode('utf-8'),
+                               'title':        video_title,
+                               'stitle':       simple_title,
+                               'ext':          video_extension.decode('utf-8'),
+                               'format':       u'NA',
+                               'player_url':   None,
+                       })
+               except UnavailableFormatError:
+                       self._downloader.trouble(u'ERROR: format not available for video')
 
-class YoutubePlaylistIE(InfoExtractor):
-       """Information Extractor for YouTube playlists."""
+class GoogleIE(InfoExtractor):
+       """Information extractor for video.google.com."""
 
-       _VALID_URL = r'(?:http://)?(?:\w+\.)?youtube.com/(?:view_play_list|my_playlists)\?.*?p=([^&]+).*'
-       _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'/view_play_list?p=%s&page=%s'
-       _youtube_ie = None
+       _VALID_URL = r'(?:http://)?video\.google\.(?:com(?:\.au)?|co\.(?:uk|jp|kr|cr)|ca|de|es|fr|it|nl|pl)/videoplay\?docid=([^\&]+).*'
 
-       def __init__(self, youtube_ie, downloader=None):
+       def __init__(self, downloader=None):
                InfoExtractor.__init__(self, downloader)
-               self._youtube_ie = youtube_ie
-       
+
        @staticmethod
        def suitable(url):
-               return (re.match(YoutubePlaylistIE._VALID_URL, url) is not None)
+               return (re.match(GoogleIE._VALID_URL, url) is not None)
 
-       def report_download_page(self, playlist_id, pagenum):
-               """Report attempt to download playlist page with given number."""
-               self._downloader.to_stdout(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum))
+       def report_download_webpage(self, video_id):
+               """Report webpage download."""
+               self._downloader.to_stdout(u'[video.google] %s: Downloading webpage' % video_id)
+
+       def report_extraction(self, video_id):
+               """Report information extraction."""
+               self._downloader.to_stdout(u'[video.google] %s: Extracting information' % video_id)
 
        def _real_initialize(self):
-               self._youtube_ie.initialize()
-       
+               return
+
        def _real_extract(self, url):
-               # Extract playlist id
+               # Extract id from URL
                mobj = re.match(self._VALID_URL, url)
                if mobj is None:
-                       self._downloader.trouble(u'ERROR: invalid url: %s' % url)
+                       self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
                        return
 
-               # Download playlist pages
-               playlist_id = mobj.group(1)
-               video_ids = []
-               pagenum = 1
+               # At this point we have a new video
+               if self._downloader is not None:
+                       self._downloader.increment_downloads()
+               video_id = mobj.group(1)
 
-               while True:
-                       self.report_download_page(playlist_id, pagenum)
-                       request = urllib2.Request(self._TEMPLATE_URL % (playlist_id, pagenum), None, std_headers)
-                       try:
-                               page = urllib2.urlopen(request).read()
-                       except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                               self._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err))
-                               return
+               video_extension = 'mp4'
 
-                       # Extract video identifiers
-                       ids_in_page = []
-                       for mobj in re.finditer(self._VIDEO_INDICATOR, page):
-                               if mobj.group(1) not in ids_in_page:
-                                       ids_in_page.append(mobj.group(1))
-                       video_ids.extend(ids_in_page)
+               # Retrieve video webpage to extract further information
+               request = urllib2.Request('http://video.google.com/videoplay?docid=%s&hl=en&oe=utf-8' % video_id)
+               try:
+                       self.report_download_webpage(video_id)
+                       webpage = urllib2.urlopen(request).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % str(err))
+                       return
 
-                       if (self._MORE_PAGES_INDICATOR % (playlist_id.upper(), pagenum + 1)) not in page:
-                               break
-                       pagenum = pagenum + 1
+               # Extract URL, uploader, and title from webpage
+               self.report_extraction(video_id)
+               mobj = re.search(r"download_url:'([^']+)'", webpage)
+               if mobj is None:
+                       video_extension = 'flv'
+                       mobj = re.search(r"(?i)videoUrl\\x3d(.+?)\\x26", webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract media URL')
+                       return
+               mediaURL = urllib.unquote(mobj.group(1))
+               mediaURL = mediaURL.replace('\\x3d', '\x3d')
+               mediaURL = mediaURL.replace('\\x26', '\x26')
 
-               for id in video_ids:
-                       self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
+               video_url = mediaURL
+
+               mobj = re.search(r'<title>(.*)</title>', 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 = sanitize_title(video_title)
+               simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title)
+
+               # Extract video description
+               mobj = re.search(r'<span id=short-desc-content>([^<]*)</span>', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract video description')
+                       return
+               video_description = mobj.group(1).decode('utf-8')
+               if not video_description:
+                       video_description = 'No description available.'
+
+               # Extract video thumbnail
+               if self._downloader.params.get('forcethumbnail', False):
+                       request = urllib2.Request('http://video.google.com/videosearch?q=%s+site:video.google.com&hl=en' % abs(int(video_id)))
+                       try:
+                               webpage = urllib2.urlopen(request).read()
+                       except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                               self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % str(err))
+                               return
+                       mobj = re.search(r'<img class=thumbnail-img (?:.* )?src=(http.*)>', webpage)
+                       if mobj is None:
+                               self._downloader.trouble(u'ERROR: unable to extract video thumbnail')
+                               return
+                       video_thumbnail = mobj.group(1)
+               else:   # we need something to pass to process_info
+                       video_thumbnail = ''
+
+
+               try:
+                       # Process video information
+                       self._downloader.process_info({
+                               'id':           video_id.decode('utf-8'),
+                               'url':          video_url.decode('utf-8'),
+                               'uploader':     u'NA',
+                               'title':        video_title,
+                               'stitle':       simple_title,
+                               'ext':          video_extension.decode('utf-8'),
+                               'format':       u'NA',
+                               'player_url':   None,
+                       })
+               except UnavailableFormatError:
+                       self._downloader.trouble(u'ERROR: format not available for video')
+
+
+class PhotobucketIE(InfoExtractor):
+       """Information extractor for photobucket.com."""
+
+       _VALID_URL = r'(?:http://)?(?:[a-z0-9]+\.)?photobucket\.com/.*[\?\&]current=(.*\.flv)'
+
+       def __init__(self, downloader=None):
+               InfoExtractor.__init__(self, downloader)
+
+       @staticmethod
+       def suitable(url):
+               return (re.match(PhotobucketIE._VALID_URL, url) is not None)
+
+       def report_download_webpage(self, video_id):
+               """Report webpage download."""
+               self._downloader.to_stdout(u'[photobucket] %s: Downloading webpage' % video_id)
+
+       def report_extraction(self, video_id):
+               """Report information extraction."""
+               self._downloader.to_stdout(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)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
+                       return
+
+               # At this point we have a new video
+               if self._downloader is not None:
+                       self._downloader.increment_downloads()
+               video_id = mobj.group(1)
+
+               video_extension = 'flv'
+
+               # Retrieve video webpage to extract further information
+               request = urllib2.Request(url)
+               try:
+                       self.report_download_webpage(video_id)
+                       webpage = urllib2.urlopen(request).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % str(err))
+                       return
+
+               # Extract URL, uploader, and title from webpage
+               self.report_extraction(video_id)
+               mobj = re.search(r'<link rel="video_src" href=".*\?file=([^"]+)" />', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract media URL')
+                       return
+               mediaURL = urllib.unquote(mobj.group(1))
+
+               video_url = mediaURL
+
+               mobj = re.search(r'<title>(.*) video by (.*) - Photobucket</title>', 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 = sanitize_title(video_title)
+               simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title)
+
+               video_uploader = mobj.group(2).decode('utf-8')
+
+               try:
+                       # Process video information
+                       self._downloader.process_info({
+                               'id':           video_id.decode('utf-8'),
+                               'url':          video_url.decode('utf-8'),
+                               'uploader':     video_uploader,
+                               'title':        video_title,
+                               'stitle':       simple_title,
+                               'ext':          video_extension.decode('utf-8'),
+                               'format':       u'NA',
+                               'player_url':   None,
+                       })
+               except UnavailableFormatError:
+                       self._downloader.trouble(u'ERROR: format not available for video')
+
+
+class YahooIE(InfoExtractor):
+       """Information extractor for video.yahoo.com."""
+
+       # _VALID_URL matches all Yahoo! Video URLs
+       # _VPAGE_URL matches only the extractable '/watch/' URLs
+       _VALID_URL = r'(?:http://)?(?:[a-z]+\.)?video\.yahoo\.com/(?:watch|network)/([0-9]+)(?:/|\?v=)([0-9]+)(?:[#\?].*)?'
+       _VPAGE_URL = r'(?:http://)?video\.yahoo\.com/watch/([0-9]+)/([0-9]+)(?:[#\?].*)?'
+
+       def __init__(self, downloader=None):
+               InfoExtractor.__init__(self, downloader)
+
+       @staticmethod
+       def suitable(url):
+               return (re.match(YahooIE._VALID_URL, url) is not None)
+
+       def report_download_webpage(self, video_id):
+               """Report webpage download."""
+               self._downloader.to_stdout(u'[video.yahoo] %s: Downloading webpage' % video_id)
+
+       def report_extraction(self, video_id):
+               """Report information extraction."""
+               self._downloader.to_stdout(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)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
+                       return
+
+               # At this point we have a new video
+               if self._downloader is not None and new_video:
+                       self._downloader.increment_downloads()
+               video_id = mobj.group(2)
+               video_extension = 'flv'
+
+               # Rewrite valid but non-extractable URLs as
+               # extractable English language /watch/ URLs
+               if re.match(self._VPAGE_URL, url) is None:
+                       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 retrieve video webpage: %s' % str(err))
+                               return
+
+                       mobj = re.search(r'\("id", "([0-9]+)"\);', webpage)
+                       if mobj is None:
+                               self._downloader.trouble(u'ERROR: Unable to extract id field')
+                               return
+                       yahoo_id = mobj.group(1)
+
+                       mobj = re.search(r'\("vid", "([0-9]+)"\);', webpage)
+                       if mobj is None:
+                               self._downloader.trouble(u'ERROR: Unable to extract vid field')
+                               return
+                       yahoo_vid = mobj.group(1)
+
+                       url = 'http://video.yahoo.com/watch/%s/%s' % (yahoo_vid, yahoo_id)
+                       return self._real_extract(url, new_video=False)
+
+               # Retrieve video webpage to extract further information
+               request = urllib2.Request(url)
+               try:
+                       self.report_download_webpage(video_id)
+                       webpage = urllib2.urlopen(request).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % str(err))
+                       return
+
+               # Extract uploader and title from webpage
+               self.report_extraction(video_id)
+               mobj = re.search(r'<meta name="title" content="(.*)" />', webpage)
+               if mobj is None:
+                       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)
+
+               mobj = re.search(r'<h2 class="ti-5"><a href="http://video\.yahoo\.com/(people|profile)/[0-9]+" beacon=".*">(.*)</a></h2>', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract video uploader')
+                       return
+               video_uploader = mobj.group(1).decode('utf-8')
+
+               # Extract video thumbnail
+               mobj = re.search(r'<link rel="image_src" href="(.*)" />', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract video thumbnail')
+                       return
+               video_thumbnail = mobj.group(1).decode('utf-8')
+
+               # Extract video description
+               mobj = re.search(r'<meta name="description" content="(.*)" />', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract video description')
+                       return
+               video_description = mobj.group(1).decode('utf-8')
+               if not video_description: video_description = 'No description available.'
+
+               # Extract video height and width
+               mobj = re.search(r'<meta name="video_height" content="([0-9]+)" />', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract video height')
+                       return
+               yv_video_height = mobj.group(1)
+
+               mobj = re.search(r'<meta name="video_width" content="([0-9]+)" />', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract video width')
+                       return
+               yv_video_width = mobj.group(1)
+
+               # Retrieve video playlist to extract media URL
+               # I'm not completely sure what all these options are, but we
+               # seem to need most of them, otherwise the server sends a 401.
+               yv_lg = 'R0xx6idZnW2zlrKP8xxAIR'  # not sure what this represents
+               yv_bitrate = '700'  # according to Wikipedia this is hard-coded
+               request = urllib2.Request('http://cosmos.bcst.yahoo.com/up/yep/process/getPlaylistFOP.php?node_id=' + video_id +
+                                         '&tech=flash&mode=playlist&lg=' + yv_lg + '&bitrate=' + yv_bitrate + '&vidH=' + yv_video_height +
+                                         '&vidW=' + yv_video_width + '&swf=as3&rd=video.yahoo.com&tk=null&adsupported=v1,v2,&eventid=1301797')
+               try:
+                       self.report_download_webpage(video_id)
+                       webpage = urllib2.urlopen(request).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % str(err))
+                       return
+
+               # Extract media URL from playlist XML
+               mobj = re.search(r'<STREAM APP="(http://.*)" FULLPATH="/?(/.*\.flv\?[^"]*)"', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: Unable to extract media URL')
+                       return
+               video_url = urllib.unquote(mobj.group(1) + mobj.group(2)).decode('utf-8')
+               video_url = re.sub(r'(?u)&(.+?);', htmlentity_transform, video_url)
+
+               try:
+                       # Process video information
+                       self._downloader.process_info({
+                               'id':           video_id.decode('utf-8'),
+                               'url':          video_url,
+                               'uploader':     video_uploader,
+                               'title':        video_title,
+                               'stitle':       simple_title,
+                               'ext':          video_extension.decode('utf-8'),
+                               'thumbnail':    video_thumbnail.decode('utf-8'),
+                               'description':  video_description,
+                               'thumbnail':    video_thumbnail,
+                               'description':  video_description,
+                               'player_url':   None,
+                       })
+               except UnavailableFormatError:
+                       self._downloader.trouble(u'ERROR: format not available for video')
+
+
+class GenericIE(InfoExtractor):
+       """Generic last-resort information extractor."""
+
+       def __init__(self, downloader=None):
+               InfoExtractor.__init__(self, downloader)
+
+       @staticmethod
+       def suitable(url):
+               return True
+
+       def report_download_webpage(self, video_id):
+               """Report webpage download."""
+               self._downloader.to_stdout(u'WARNING: Falling back on generic information extractor.')
+               self._downloader.to_stdout(u'[generic] %s: Downloading webpage' % video_id)
+
+       def report_extraction(self, video_id):
+               """Report information extraction."""
+               self._downloader.to_stdout(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
+               if self._downloader is not None:
+                       self._downloader.increment_downloads()
+
+               video_id = url.split('/')[-1]
+               request = urllib2.Request(url)
+               try:
+                       self.report_download_webpage(video_id)
+                       webpage = urllib2.urlopen(request).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % str(err))
+                       return
+               except ValueError, err:
+                       # since this is the last-resort InfoExtractor, if
+                       # this error is thrown, it'll be thrown here
+                       self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
+                       return
+
+               # Start with something easy: JW Player in SWFObject
+               mobj = re.search(r'flashvars: [\'"](?:.*&)?file=(http[^\'"&]*)', webpage)
+               if mobj is None:
+                       # Broaden the search a little bit
+                       mobj = re.search(r'[^A-Za-z0-9]?(?:file|source)=(http[^\'"&]*)', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
+                       return
+
+               # It's possible that one of the regexes
+               # matched, but returned an empty group:
+               if mobj.group(1) is None:
+                       self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
+                       return
+
+               video_url = urllib.unquote(mobj.group(1))
+               video_id  = os.path.basename(video_url)
+
+               # here's a fun little line of code for you:
+               video_extension = os.path.splitext(video_id)[1][1:]
+               video_id        = os.path.splitext(video_id)[0]
+
+               # it's tempting to parse this further, but you would
+               # have to take into account all the variations like
+               #   Video Title - Site Name
+               #   Site Name | Video Title
+               #   Video Title - Tagline | Site Name
+               # and so on and so forth; it's just not practical
+               mobj = re.search(r'<title>(.*)</title>', 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 = sanitize_title(video_title)
+               simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title)
+
+               # video uploader is domain name
+               mobj = re.match(r'(?:https?://)?([^/]*)/.*', url)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract title')
+                       return
+               video_uploader = mobj.group(1).decode('utf-8')
+
+               try:
+                       # Process video information
+                       self._downloader.process_info({
+                               'id':           video_id.decode('utf-8'),
+                               'url':          video_url.decode('utf-8'),
+                               'uploader':     video_uploader,
+                               'title':        video_title,
+                               'stitle':       simple_title,
+                               'ext':          video_extension.decode('utf-8'),
+                               'format':       u'NA',
+                               'player_url':   None,
+                       })
+               except UnavailableFormatError:
+                       self._downloader.trouble(u'ERROR: format not available for video')
+
+
+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'(?m)>\s*Next\s*</a>'
+       _youtube_ie = None
+       _max_youtube_results = 1000
+
+       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."""
+               query = query.decode(preferredencoding())
+               self._downloader.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._downloader.trouble(u'ERROR: invalid search query "%s"' % query)
+                       return
+
+               prefix, query = query.split(':')
+               prefix = prefix[8:]
+               query  = query.encode('utf-8')
+               if prefix == '':
+                       self._download_n_results(query, 1)
+                       return
+               elif prefix == 'all':
+                       self._download_n_results(query, self._max_youtube_results)
+                       return
+               else:
+                       try:
+                               n = long(prefix)
+                               if n <= 0:
+                                       self._downloader.trouble(u'ERROR: invalid download number %s for query "%s"' % (n, query))
+                                       return
+                               elif n > self._max_youtube_results:
+                                       self._downloader.to_stderr(u'WARNING: ytsearch returns max %i results (you requested %i)'  % (self._max_youtube_results, n))
+                                       n = self._max_youtube_results
+                               self._download_n_results(query, n)
+                               return
+                       except ValueError: # parsing prefix as integer fails
+                               self._download_n_results(query, 1)
+                               return
+
+       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._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err))
+                               return
+
+                       # 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
+                                               for id in video_ids:
+                                                       self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
+                                               return
+
+                       if re.search(self._MORE_PAGES_INDICATOR, page) is None:
+                               for id in video_ids:
+                                       self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
+                               return
+
+                       pagenum = pagenum + 1
+
+class GoogleSearchIE(InfoExtractor):
+       """Information Extractor for Google Video search queries."""
+       _VALID_QUERY = r'gvsearch(\d+|all)?:[\s\S]+'
+       _TEMPLATE_URL = 'http://video.google.com/videosearch?q=%s+site:video.google.com&start=%s&hl=en'
+       _VIDEO_INDICATOR = r'videoplay\?docid=([^\&>]+)\&'
+       _MORE_PAGES_INDICATOR = r'<span>Next</span>'
+       _google_ie = None
+       _max_google_results = 1000
+
+       def __init__(self, google_ie, downloader=None):
+               InfoExtractor.__init__(self, downloader)
+               self._google_ie = google_ie
+       
+       @staticmethod
+       def suitable(url):
+               return (re.match(GoogleSearchIE._VALID_QUERY, url) is not None)
+
+       def report_download_page(self, query, pagenum):
+               """Report attempt to download playlist page with given number."""
+               query = query.decode(preferredencoding())
+               self._downloader.to_stdout(u'[video.google] query "%s": Downloading page %s' % (query, pagenum))
+
+       def _real_initialize(self):
+               self._google_ie.initialize()
+       
+       def _real_extract(self, query):
+               mobj = re.match(self._VALID_QUERY, query)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: invalid search query "%s"' % query)
+                       return
+
+               prefix, query = query.split(':')
+               prefix = prefix[8:]
+               query  = query.encode('utf-8')
+               if prefix == '':
+                       self._download_n_results(query, 1)
+                       return
+               elif prefix == 'all':
+                       self._download_n_results(query, self._max_google_results)
+                       return
+               else:
+                       try:
+                               n = long(prefix)
+                               if n <= 0:
+                                       self._downloader.trouble(u'ERROR: invalid download number %s for query "%s"' % (n, query))
+                                       return
+                               elif n > self._max_google_results:
+                                       self._downloader.to_stderr(u'WARNING: gvsearch returns max %i results (you requested %i)'  % (self._max_google_results, n))
+                                       n = self._max_google_results
+                               self._download_n_results(query, n)
+                               return
+                       except ValueError: # parsing prefix as integer fails
+                               self._download_n_results(query, 1)
+                               return
+
+       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._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err))
+                               return
+
+                       # Extract video identifiers
+                       for mobj in re.finditer(self._VIDEO_INDICATOR, page):
+                               video_id = mobj.group(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
+                                               for id in video_ids:
+                                                       self._google_ie.extract('http://video.google.com/videoplay?docid=%s' % id)
+                                               return
+
+                       if re.search(self._MORE_PAGES_INDICATOR, page) is None:
+                               for id in video_ids:
+                                       self._google_ie.extract('http://video.google.com/videoplay?docid=%s' % id)
+                               return
+
+                       pagenum = pagenum + 1
+
+class YahooSearchIE(InfoExtractor):
+       """Information Extractor for Yahoo! Video search queries."""
+       _VALID_QUERY = r'yvsearch(\d+|all)?:[\s\S]+'
+       _TEMPLATE_URL = 'http://video.yahoo.com/search/?p=%s&o=%s'
+       _VIDEO_INDICATOR = r'href="http://video\.yahoo\.com/watch/([0-9]+/[0-9]+)"'
+       _MORE_PAGES_INDICATOR = r'\s*Next'
+       _yahoo_ie = None
+       _max_yahoo_results = 1000
+
+       def __init__(self, yahoo_ie, downloader=None):
+               InfoExtractor.__init__(self, downloader)
+               self._yahoo_ie = yahoo_ie
+       
+       @staticmethod
+       def suitable(url):
+               return (re.match(YahooSearchIE._VALID_QUERY, url) is not None)
+
+       def report_download_page(self, query, pagenum):
+               """Report attempt to download playlist page with given number."""
+               query = query.decode(preferredencoding())
+               self._downloader.to_stdout(u'[video.yahoo] query "%s": Downloading page %s' % (query, pagenum))
+
+       def _real_initialize(self):
+               self._yahoo_ie.initialize()
+       
+       def _real_extract(self, query):
+               mobj = re.match(self._VALID_QUERY, query)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: invalid search query "%s"' % query)
+                       return
+
+               prefix, query = query.split(':')
+               prefix = prefix[8:]
+               query  = query.encode('utf-8')
+               if prefix == '':
+                       self._download_n_results(query, 1)
+                       return
+               elif prefix == 'all':
+                       self._download_n_results(query, self._max_yahoo_results)
+                       return
+               else:
+                       try:
+                               n = long(prefix)
+                               if n <= 0:
+                                       self._downloader.trouble(u'ERROR: invalid download number %s for query "%s"' % (n, query))
+                                       return
+                               elif n > self._max_yahoo_results:
+                                       self._downloader.to_stderr(u'WARNING: yvsearch returns max %i results (you requested %i)'  % (self._max_yahoo_results, n))
+                                       n = self._max_yahoo_results
+                               self._download_n_results(query, n)
+                               return
+                       except ValueError: # parsing prefix as integer fails
+                               self._download_n_results(query, 1)
+                               return
+
+       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._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err))
+                               return
+
+                       # Extract video identifiers
+                       for mobj in re.finditer(self._VIDEO_INDICATOR, page):
+                               video_id = mobj.group(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
+                                               for id in video_ids:
+                                                       self._yahoo_ie.extract('http://video.yahoo.com/watch/%s' % id)
+                                               return
+
+                       if re.search(self._MORE_PAGES_INDICATOR, page) is None:
+                               for id in video_ids:
+                                       self._yahoo_ie.extract('http://video.yahoo.com/watch/%s' % id)
+                               return
+
+                       pagenum = pagenum + 1
+
+class YoutubePlaylistIE(InfoExtractor):
+       """Information Extractor for YouTube playlists."""
+
+       _VALID_URL = r'(?:http://)?(?:\w+\.)?youtube.com/(?:(?:view_play_list|my_playlists)\?.*?p=|user/.*?/user/)([^&]+).*'
+       _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'(?m)>\s*Next\s*</a>'
+       _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(YoutubePlaylistIE._VALID_URL, url) is not None)
+
+       def report_download_page(self, playlist_id, pagenum):
+               """Report attempt to download playlist page with given number."""
+               self._downloader.to_stdout(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum))
+
+       def _real_initialize(self):
+               self._youtube_ie.initialize()
+       
+       def _real_extract(self, url):
+               # Extract playlist id
+               mobj = re.match(self._VALID_URL, url)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: invalid url: %s' % url)
+                       return
+
+               # Download playlist pages
+               playlist_id = mobj.group(1)
+               video_ids = []
+               pagenum = 1
+
+               while True:
+                       self.report_download_page(playlist_id, pagenum)
+                       request = urllib2.Request(self._TEMPLATE_URL % (playlist_id, pagenum), None, std_headers)
+                       try:
+                               page = urllib2.urlopen(request).read()
+                       except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                               self._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err))
+                               return
+
+                       # Extract video identifiers
+                       ids_in_page = []
+                       for mobj in re.finditer(self._VIDEO_INDICATOR, page):
+                               if mobj.group(1) not in ids_in_page:
+                                       ids_in_page.append(mobj.group(1))
+                       video_ids.extend(ids_in_page)
+
+                       if re.search(self._MORE_PAGES_INDICATOR, page) is None:
+                               break
+                       pagenum = pagenum + 1
+
+               for id in video_ids:
+                       self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
+               return
+
+class YoutubeUserIE(InfoExtractor):
+       """Information Extractor for YouTube users."""
+
+       _VALID_URL = r'(?:http://)?(?:\w+\.)?youtube.com/user/(.*)'
+       _TEMPLATE_URL = 'http://gdata.youtube.com/feeds/api/users/%s'
+       _VIDEO_INDICATOR = r'http://gdata.youtube.com/feeds/api/videos/(.*)' # XXX Fix this.
+       _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(YoutubeUserIE._VALID_URL, url) is not None)
+
+       def report_download_page(self, username):
+               """Report attempt to download user page."""
+               self._downloader.to_stdout(u'[youtube] user %s: Downloading page ' % (username))
+
+       def _real_initialize(self):
+               self._youtube_ie.initialize()
+       
+       def _real_extract(self, url):
+               # Extract username
+               mobj = re.match(self._VALID_URL, url)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: invalid url: %s' % url)
+                       return
+
+               # Download user page
+               username = mobj.group(1)
+               video_ids = []
+               pagenum = 1
+
+               self.report_download_page(username)
+               request = urllib2.Request(self._TEMPLATE_URL % (username), None, std_headers)
+               try:
+                       page = urllib2.urlopen(request).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err))
+                       return
+
+               # Extract video identifiers
+               ids_in_page = []
+
+               for mobj in re.finditer(self._VIDEO_INDICATOR, page):
+                       if mobj.group(1) not in ids_in_page:
+                               ids_in_page.append(mobj.group(1))
+               video_ids.extend(ids_in_page)
+
+               for id in video_ids:
+                       self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
                return
 
 class PostProcessor(object):
@@ -1089,6 +2085,22 @@ if __name__ == '__main__':
                import getpass
                import optparse
 
+               # Function to update the program file with the latest version from bitbucket.org
+               def update_self(downloader, filename):
+                       # Note: downloader only used for options
+                       if not os.access (filename, os.W_OK):
+                               sys.exit('ERROR: no write permissions on %s' % filename)
+
+                       downloader.to_stdout('Updating to latest stable version...')
+                       latest_url = 'http://bitbucket.org/rg3/youtube-dl/raw/tip/LATEST_VERSION'
+                       latest_version = urllib.urlopen(latest_url).read().strip()
+                       prog_url = 'http://bitbucket.org/rg3/youtube-dl/raw/%s/youtube-dl' % latest_version
+                       newcontent = urllib.urlopen(prog_url).read()
+                       stream = open(filename, 'w')
+                       stream.write(newcontent)
+                       stream.close()
+                       downloader.to_stdout('Updated to version %s' % latest_version)
+
                # General configuration
                urllib2.install_opener(urllib2.build_opener(urllib2.ProxyHandler()))
                urllib2.install_opener(urllib2.build_opener(urllib2.HTTPCookieProcessor()))
@@ -1097,7 +2109,7 @@ if __name__ == '__main__':
                # Parse command line
                parser = optparse.OptionParser(
                        usage='Usage: %prog [options] url...',
-                       version='2009.09.13',
+                       version='2010.06.06',
                        conflict_handler='resolve',
                )
 
@@ -1105,29 +2117,37 @@ if __name__ == '__main__':
                                action='help', help='print this help text and exit')
                parser.add_option('-v', '--version',
                                action='version', help='print program version and exit')
+               parser.add_option('-U', '--update',
+                               action='store_true', dest='update_self', help='update this program to latest stable version')
                parser.add_option('-i', '--ignore-errors',
                                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)')
+                               dest='ratelimit', metavar='LIMIT', help='download rate limit (e.g. 50k or 44.6m)')
+               parser.add_option('-R', '--retries',
+                               dest='retries', metavar='RETRIES', help='number of retries (default is 10)', default=10)
 
                authentication = optparse.OptionGroup(parser, 'Authentication Options')
                authentication.add_option('-u', '--username',
-                               dest='username', metavar='UN', help='account username')
+                               dest='username', metavar='USERNAME', help='account username')
                authentication.add_option('-p', '--password',
-                               dest='password', metavar='PW', help='account password')
+                               dest='password', metavar='PASSWORD', help='account password')
                authentication.add_option('-n', '--netrc',
                                action='store_true', dest='usenetrc', help='use .netrc authentication data', default=False)
                parser.add_option_group(authentication)
 
                video_format = optparse.OptionGroup(parser, 'Video Format Options')
                video_format.add_option('-f', '--format',
-                               action='store', dest='format', metavar='FMT', help='video format code')
+                               action='store', dest='format', metavar='FORMAT', help='video format code')
                video_format.add_option('-b', '--best-quality',
                                action='store_const', dest='format', help='download the best quality video possible', const='0')
                video_format.add_option('-m', '--mobile-version',
                                action='store_const', dest='format', help='alias for -f 17', const='17')
                video_format.add_option('-d', '--high-def',
                                action='store_const', dest='format', help='alias for -f 22', const='22')
+               video_format.add_option('--all-formats',
+                               action='store_const', dest='format', help='download all available video formats', const='-1')
+               video_format.add_option('--max-quality',
+                               action='store', dest='format_limit', metavar='FORMAT', help='highest quality format limit for -b')
                parser.add_option_group(video_format)
 
                verbosity = optparse.OptionGroup(parser, 'Verbosity / Simulation Options')
@@ -1139,6 +2159,12 @@ if __name__ == '__main__':
                                action='store_true', dest='geturl', help='simulate, quiet but print URL', default=False)
                verbosity.add_option('-e', '--get-title',
                                action='store_true', dest='gettitle', help='simulate, quiet but print title', default=False)
+               verbosity.add_option('--get-thumbnail',
+                               action='store_true', dest='getthumbnail', help='simulate, quiet but print thumbnail URL', default=False)
+               verbosity.add_option('--get-description',
+                               action='store_true', dest='getdescription', help='simulate, quiet but print video description', default=False)
+               verbosity.add_option('--no-progress',
+                               action='store_true', dest='noprogress', help='do not print progress bar', default=False)
                parser.add_option_group(verbosity)
 
                filesystem = optparse.OptionGroup(parser, 'Filesystem Options')
@@ -1147,9 +2173,9 @@ if __name__ == '__main__':
                filesystem.add_option('-l', '--literal',
                                action='store_true', dest='useliteral', help='use literal title in file name', default=False)
                filesystem.add_option('-o', '--output',
-                               dest='outtmpl', metavar='TPL', help='output filename template')
+                               dest='outtmpl', metavar='TEMPLATE', help='output filename template')
                filesystem.add_option('-a', '--batch-file',
-                               dest='batchfile', metavar='F', help='file containing URLs to download')
+                               dest='batchfile', metavar='FILE', help='file containing URLs to download (\'-\' for stdin)')
                filesystem.add_option('-w', '--no-overwrites',
                                action='store_true', dest='nooverwrites', help='do not overwrite files', default=False)
                filesystem.add_option('-c', '--continue',
@@ -1162,7 +2188,11 @@ if __name__ == '__main__':
                batchurls = []
                if opts.batchfile is not None:
                        try:
-                               batchurls = open(opts.batchfile, 'r').readlines()
+                               if opts.batchfile == '-':
+                                       batchfd = sys.stdin
+                               else:
+                                       batchfd = open(opts.batchfile, 'r')
+                               batchurls = batchfd.readlines()
                                batchurls = [x.strip() for x in batchurls]
                                batchurls = [x for x in batchurls if len(x) > 0]
                        except IOError:
@@ -1170,8 +2200,6 @@ if __name__ == '__main__':
                all_urls = batchurls + args
 
                # Conflicting, missing and erroneous options
-               if len(all_urls) < 1:
-                       parser.error(u'you must provide at least one URL')
                if opts.usenetrc and (opts.username is not None or opts.password is not None):
                        parser.error(u'using .netrc conflicts with giving username/password')
                if opts.password is not None and opts.username is None:
@@ -1187,36 +2215,79 @@ if __name__ == '__main__':
                        if numeric_limit is None:
                                parser.error(u'invalid rate limit specified')
                        opts.ratelimit = numeric_limit
+               if opts.retries is not None:
+                       try:
+                               opts.retries = long(opts.retries)
+                       except (TypeError, ValueError), err:
+                               parser.error(u'invalid retry count specified')
 
                # Information extractors
                youtube_ie = YoutubeIE()
                metacafe_ie = MetacafeIE(youtube_ie)
+               dailymotion_ie = DailymotionIE()
                youtube_pl_ie = YoutubePlaylistIE(youtube_ie)
+               youtube_user_ie = YoutubeUserIE(youtube_ie)
                youtube_search_ie = YoutubeSearchIE(youtube_ie)
+               google_ie = GoogleIE()
+               google_search_ie = GoogleSearchIE(google_ie)
+               photobucket_ie = PhotobucketIE()
+               yahoo_ie = YahooIE()
+               yahoo_search_ie = YahooSearchIE(yahoo_ie)
+               generic_ie = GenericIE()
 
                # File downloader
                fd = FileDownloader({
                        'usenetrc': opts.usenetrc,
                        'username': opts.username,
                        'password': opts.password,
-                       'quiet': (opts.quiet or opts.geturl or opts.gettitle),
+                       'quiet': (opts.quiet or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription),
                        'forceurl': opts.geturl,
                        'forcetitle': opts.gettitle,
-                       'simulate': (opts.simulate or opts.geturl or opts.gettitle),
+                       'forcethumbnail': opts.getthumbnail,
+                       'forcedescription': opts.getdescription,
+                       'simulate': (opts.simulate or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription),
                        'format': opts.format,
+                       'format_limit': opts.format_limit,
                        'outtmpl': ((opts.outtmpl is not None and opts.outtmpl.decode(preferredencoding()))
+                               or (opts.format == '-1' and opts.usetitle and u'%(stitle)s-%(id)s-%(format)s.%(ext)s')
+                               or (opts.format == '-1' and opts.useliteral and u'%(title)s-%(id)s-%(format)s.%(ext)s')
+                               or (opts.format == '-1' and u'%(id)s-%(format)s.%(ext)s')
                                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,
+                       'retries': opts.retries,
                        'continuedl': opts.continue_dl,
+                       'noprogress': opts.noprogress,
                        })
                fd.add_info_extractor(youtube_search_ie)
                fd.add_info_extractor(youtube_pl_ie)
+               fd.add_info_extractor(youtube_user_ie)
                fd.add_info_extractor(metacafe_ie)
+               fd.add_info_extractor(dailymotion_ie)
                fd.add_info_extractor(youtube_ie)
+               fd.add_info_extractor(google_ie)
+               fd.add_info_extractor(google_search_ie)
+               fd.add_info_extractor(photobucket_ie)
+               fd.add_info_extractor(yahoo_ie)
+               fd.add_info_extractor(yahoo_search_ie)
+
+               # This must come last since it's the
+               # fallback if none of the others work
+               fd.add_info_extractor(generic_ie)
+
+               # Update version
+               if opts.update_self:
+                       update_self(fd, sys.argv[0])
+
+               # Maybe do nothing
+               if len(all_urls) < 1:
+                       if not opts.update_self:
+                               parser.error(u'you must provide at least one URL')
+                       else:
+                               sys.exit()
                retcode = fd.download(all_urls)
                sys.exit(retcode)