Added ability to download worst quality video file only. (Closes #113)
[youtube-dl.git] / youtube-dl
index 11d8ca0..2fc88b0 100755 (executable)
@@ -9,15 +9,21 @@ __author__  = (
        'Witold Baryluk',
        'Paweł Paprota',
        'Gergely Imreh',
+       'Rogério Brito',
+       'Philipp Hagemeister',
+       'Sören Schulze',
        )
 
 __license__ = 'Public Domain'
-__version__ = '2011.08.24-phihag'
+__version__ = '2011.09.15'
+
+UPDATE_URL = 'https://raw.github.com/rg3/youtube-dl/master/youtube-dl'
 
 import cookielib
 import datetime
 import gzip
 import htmlentitydefs
+import HTMLParser
 import httplib
 import locale
 import math
@@ -58,6 +64,11 @@ try:
 except ImportError:
        pass # Handled below
 
+try:
+       import xml.etree.ElementTree
+except ImportError: # Python<2.5: Not officially supported, but let it slip
+       warnings.warn('xml.etree.ElementTree support is missing. Consider upgrading to Python >= 2.5 if you get related errors.')
+
 std_headers = {
        'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:5.0.1) Gecko/20100101 Firefox/5.0.1',
        'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',
@@ -197,6 +208,7 @@ def preferredencoding():
                        yield pref
        return yield_preferredencoding().next()
 
+
 def htmlentity_transform(matchobj):
        """Transforms an HTML entity to a Unicode character.
 
@@ -223,11 +235,13 @@ def htmlentity_transform(matchobj):
        # 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.
 
@@ -254,13 +268,15 @@ def sanitize_open(filename, open_mode):
                stream = open(filename, open_mode)
                return (stream, filename)
 
+
 def timeconvert(timestr):
-    """Convert RFC 2822 defined time string into system timestamp"""
-    timestamp = None
-    timetuple = email.utils.parsedate_tz(timestr)
-    if timetuple is not None:
-        timestamp = email.utils.mktime_tz(timetuple)
-    return timestamp
+       """Convert RFC 2822 defined time string into system timestamp"""
+       timestamp = None
+       timetuple = email.utils.parsedate_tz(timestr)
+       if timetuple is not None:
+               timestamp = email.utils.mktime_tz(timetuple)
+       return timestamp
+
 
 class DownloadError(Exception):
        """Download Error exception.
@@ -271,6 +287,7 @@ class DownloadError(Exception):
        """
        pass
 
+
 class SameFileError(Exception):
        """Same File exception.
 
@@ -279,6 +296,7 @@ class SameFileError(Exception):
        """
        pass
 
+
 class PostProcessingError(Exception):
        """Post Processing exception.
 
@@ -287,6 +305,7 @@ class PostProcessingError(Exception):
        """
        pass
 
+
 class UnavailableVideoError(Exception):
        """Unavailable Format exception.
 
@@ -295,6 +314,7 @@ class UnavailableVideoError(Exception):
        """
        pass
 
+
 class ContentTooShortError(Exception):
        """Content Too Short exception.
 
@@ -310,6 +330,7 @@ class ContentTooShortError(Exception):
                self.downloaded = downloaded
                self.expected = expected
 
+
 class YoutubeDLHandler(urllib2.HTTPHandler):
        """Handler for HTTP requests and responses.
 
@@ -319,11 +340,11 @@ class YoutubeDLHandler(urllib2.HTTPHandler):
        a particular request, the original request in the program code only has
        to include the HTTP header "Youtubedl-No-Compression", which will be
        removed before making the real request.
-       
+
        Part of this code was copied from:
 
-         http://techknack.net/python-urllib2-handlers/
-         
+       http://techknack.net/python-urllib2-handlers/
+
        Andrew Rowls, the author of that code, agreed to release it to the
        public domain.
        """
@@ -334,7 +355,7 @@ class YoutubeDLHandler(urllib2.HTTPHandler):
                        return zlib.decompress(data, -zlib.MAX_WBITS)
                except zlib.error:
                        return zlib.decompress(data)
-       
+
        @staticmethod
        def addinfourl_wrapper(stream, headers, url, code):
                if hasattr(urllib2.addinfourl, 'getcode'):
@@ -342,7 +363,7 @@ class YoutubeDLHandler(urllib2.HTTPHandler):
                ret = urllib2.addinfourl(stream, headers, url)
                ret.code = code
                return ret
-       
+
        def http_request(self, req):
                for h in std_headers:
                        if h in req.headers:
@@ -368,6 +389,7 @@ class YoutubeDLHandler(urllib2.HTTPHandler):
                        resp.msg = old_resp.msg
                return resp
 
+
 class FileDownloader(object):
        """File Downloader class.
 
@@ -416,6 +438,8 @@ class FileDownloader(object):
        noprogress:       Do not print the progress bar.
        playliststart:    Playlist item to start at.
        playlistend:      Playlist item to end at.
+       matchtitle:       Download only matching titles.
+       rejecttitle:      Reject downloads for matching titles.
        logtostderr:      Log messages to stderr instead of stdout.
        consoletitle:     Display progress in console window's titlebar.
        nopart:           Do not use temporary .part files.
@@ -441,16 +465,6 @@ class FileDownloader(object):
                self.params = params
 
        @staticmethod
-       def pmkdir(filename):
-               """Create directory components in filename. Similar to Unix "mkdir -p"."""
-               components = filename.split(os.sep)
-               aggregate = [os.sep.join(components[0:x]) for x in xrange(1, len(components))]
-               aggregate = ['%s%s' % (x, os.sep) for x in aggregate] # Finish names with separator
-               for dir in aggregate:
-                       if not os.path.exists(dir):
-                               os.mkdir(dir)
-
-       @staticmethod
        def format_bytes(bytes):
                if bytes is None:
                        return 'N/A'
@@ -461,7 +475,7 @@ class FileDownloader(object):
                else:
                        exponent = long(math.log(bytes, 1024.0))
                suffix = 'bkMGTPEZY'[exponent]
-               converted = float(bytes) / float(1024**exponent)
+               converted = float(bytes) / float(1024 ** exponent)
                return '%.2f%s' % (converted, suffix)
 
        @staticmethod
@@ -599,7 +613,7 @@ class FileDownloader(object):
                        os.rename(old_filename, new_filename)
                except (IOError, OSError), err:
                        self.trouble(u'ERROR: unable to rename file')
-       
+
        def try_utime(self, filename, last_modified_hdr):
                """Try to set the last-modified time of the given file."""
                if last_modified_hdr is None:
@@ -611,11 +625,12 @@ class FileDownloader(object):
                        return
                filetime = timeconvert(timestr)
                if filetime is None:
-                       return
+                       return filetime
                try:
-                       os.utime(filename,(time.time(), filetime))
+                       os.utime(filename, (time.time(), filetime))
                except:
                        pass
+               return filetime
 
        def report_writedescription(self, descfn):
                """ Report that the description file is being written """
@@ -683,32 +698,46 @@ class FileDownloader(object):
        def process_info(self, info_dict):
                """Process a single dictionary returned by an InfoExtractor."""
                filename = self.prepare_filename(info_dict)
+               
+               # Forced printings
+               if self.params.get('forcetitle', False):
+                       print info_dict['title'].encode(preferredencoding(), 'xmlcharrefreplace')
+               if self.params.get('forceurl', False):
+                       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')
+               if self.params.get('forcefilename', False) and filename is not None:
+                       print filename.encode(preferredencoding(), 'xmlcharrefreplace')
+
                # Do nothing else if in simulate mode
                if self.params.get('simulate', False):
-                       # Forced printings
-                       if self.params.get('forcetitle', False):
-                               print info_dict['title'].encode(preferredencoding(), 'xmlcharrefreplace')
-                       if self.params.get('forceurl', False):
-                               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')
-                       if self.params.get('forcefilename', False) and filename is not None:
-                               print filename.encode(preferredencoding(), 'xmlcharrefreplace')
-
                        return
 
                if filename is None:
                        return
+
+               matchtitle=self.params.get('matchtitle',False)
+               rejecttitle=self.params.get('rejecttitle',False)
+               title=info_dict['title'].encode(preferredencoding(), 'xmlcharrefreplace')
+               if matchtitle and not re.search(matchtitle, title, re.IGNORECASE):
+                       self.to_screen(u'[download] "%s" title did not match pattern "%s"' % (title, matchtitle))
+                       return
+               if rejecttitle and re.search(rejecttitle, title, re.IGNORECASE):
+                       self.to_screen(u'[download] "%s" title matched reject pattern "%s"' % (title, rejecttitle))
+                       return
+                       
                if self.params.get('nooverwrites', False) and os.path.exists(filename):
                        self.to_stderr(u'WARNING: file exists and will be skipped')
                        return
 
                try:
-                       self.pmkdir(filename)
+                       dn = os.path.dirname(filename)
+                       if dn != '' and not os.path.exists(dn):
+                               os.makedirs(dn)
                except (OSError, IOError), err:
-                       self.trouble(u'ERROR: unable to create directories: %s' % str(err))
+                       self.trouble(u'ERROR: unable to create directory ' + unicode(err))
                        return
 
                if self.params.get('writedescription', False):
@@ -721,7 +750,7 @@ class FileDownloader(object):
                                finally:
                                        descfile.close()
                        except (OSError, IOError):
-                               self.trouble(u'ERROR: Cannot write description file: %s' % str(descfn))
+                               self.trouble(u'ERROR: Cannot write description file ' + descfn)
                                return
 
                if self.params.get('writeinfojson', False):
@@ -739,26 +768,28 @@ class FileDownloader(object):
                                finally:
                                        infof.close()
                        except (OSError, IOError):
-                               self.trouble(u'ERROR: Cannot write metadata to JSON file: %s' % str(infofn))
+                               self.trouble(u'ERROR: Cannot write metadata to JSON file ' + infofn)
                                return
 
-               try:
-                       success = self._do_download(filename, info_dict['url'].encode('utf-8'), info_dict.get('player_url', None))
-               except (OSError, IOError), err:
-                       raise UnavailableVideoError
-               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self.trouble(u'ERROR: unable to download video data: %s' % str(err))
-                       return
-               except (ContentTooShortError, ), err:
-                       self.trouble(u'ERROR: content too short (expected %s bytes and served %s)' % (err.expected, err.downloaded))
-                       return
-
-               if success:
+               if not self.params.get('skip_download', False):
                        try:
-                               self.post_process(filename, info_dict)
-                       except (PostProcessingError), err:
-                               self.trouble(u'ERROR: postprocessing: %s' % str(err))
+                               success,add_data = self._do_download(filename, info_dict['url'].encode('utf-8'), info_dict.get('player_url', None))
+                               info_dict.update(add_data)
+                       except (OSError, IOError), err:
+                               raise UnavailableVideoError
+                       except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                               self.trouble(u'ERROR: unable to download video data: %s' % str(err))
                                return
+                       except (ContentTooShortError, ), err:
+                               self.trouble(u'ERROR: content too short (expected %s bytes and served %s)' % (err.expected, err.downloaded))
+                               return
+       
+                       if success:
+                               try:
+                                       self.post_process(filename, info_dict)
+                               except (PostProcessingError), err:
+                                       self.trouble(u'ERROR: postprocessing: %s' % str(err))
+                                       return
 
        def download(self, url_list):
                """Download a given list of URLs."""
@@ -819,6 +850,11 @@ class FileDownloader(object):
                        cursize = os.path.getsize(tmpfilename)
                        if prevsize == cursize and retval == 1:
                                break
+                        # Some rtmp streams seem abort after ~ 99.8%. Don't complain for those
+                       if prevsize == cursize and retval == 2 and cursize > 1024:
+                               self.to_screen(u'\r[rtmpdump] Could not download the whole video. This can happen for some advertisements.')
+                               retval = 0
+                               break
                if retval == 0:
                        self.to_screen(u'\r[rtmpdump] %s bytes' % os.path.getsize(tmpfilename))
                        self.try_rename(tmpfilename, filename)
@@ -855,7 +891,7 @@ class FileDownloader(object):
                # 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)
+                       request.add_header('Range', 'bytes=%d-' % resume_len)
                        open_mode = 'ab'
 
                count = 0
@@ -881,7 +917,7 @@ class FileDownloader(object):
                                        else:
                                                # Examine the reported length
                                                if (content_length is not None and
-                                                       (resume_len - 100 < long(content_length) < resume_len + 100)):
+                                                               (resume_len - 100 < long(content_length) < resume_len + 100)):
                                                        # The file had already been fully downloaded.
                                                        # Explanation to the above condition: in issue #175 it was revealed that
                                                        # YouTube sometimes adds or removes a few bytes from the end of the file,
@@ -926,6 +962,7 @@ class FileDownloader(object):
                        if stream is None:
                                try:
                                        (stream, tmpfilename) = sanitize_open(tmpfilename, open_mode)
+                                       assert stream is not None
                                        filename = self.undo_temp_name(tmpfilename)
                                        self.report_destination(filename)
                                except (OSError, IOError), err:
@@ -947,6 +984,9 @@ class FileDownloader(object):
                        # Apply rate limit
                        self.slow_down(start, byte_counter - resume_len)
 
+               if stream is None:
+                       self.trouble(u'\nERROR: Did not get any data blocks')
+                       return False
                stream.close()
                self.report_finish()
                if data_len is not None and byte_counter != data_len:
@@ -954,10 +994,12 @@ class FileDownloader(object):
                self.try_rename(tmpfilename, filename)
 
                # Update file modification time
+               filetime = None
                if self.params.get('updatetime', True):
-                       self.try_utime(filename, data.info().get('last-modified', None))
+                       filetime = self.try_utime(filename, data.info().get('last-modified', None))
+
+               return True, {'filetime': filetime}
 
-               return True
 
 class InfoExtractor(object):
        """Information Extractor class.
@@ -989,9 +1031,8 @@ class InfoExtractor(object):
        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.
-       Probably, they should also be instantiated and added to the main
-       downloader.
+       _real_extract() methods and define a _VALID_URL regexp.
+       Probably, they should also be added to the list of extractors.
        """
 
        _ready = False
@@ -1002,10 +1043,9 @@ class InfoExtractor(object):
                self._ready = False
                self.set_downloader(downloader)
 
-       @staticmethod
-       def suitable(url):
+       def suitable(self, url):
                """Receives a URL and returns True if suitable for this IE."""
-               return False
+               return re.match(self._VALID_URL, url) is not None
 
        def initialize(self):
                """Initializes an instance (authentication, etc)."""
@@ -1030,6 +1070,7 @@ class InfoExtractor(object):
                """Real extraction process. Redefine in subclasses."""
                pass
 
+
 class YoutubeIE(InfoExtractor):
        """Information extractor for youtube.com."""
 
@@ -1039,7 +1080,7 @@ class YoutubeIE(InfoExtractor):
        _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
        _NETRC_MACHINE = 'youtube'
        # Listed in order of quality
-       _available_formats = ['38', '37', '22', '45', '35', '34', '43', '18', '6', '5', '17', '13']
+       _available_formats = ['38', '37', '45', '22', '43', '35', '34', '18', '6', '5', '17', '13']
        _video_extensions = {
                '13': '3gp',
                '17': 'mp4',
@@ -1050,10 +1091,7 @@ class YoutubeIE(InfoExtractor):
                '43': 'webm',
                '45': 'webm',
        }
-
-       @staticmethod
-       def suitable(url):
-               return (re.match(YoutubeIE._VALID_URL, url) is not None)
+       IE_NAME = u'youtube'
 
        def report_lang(self):
                """Report attempt to set language."""
@@ -1184,7 +1222,7 @@ class YoutubeIE(InfoExtractor):
                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))
+                                       % (video_id, el_type))
                        request = urllib2.Request(video_info_url)
                        try:
                                video_info_webpage = urllib2.urlopen(request).read()
@@ -1282,6 +1320,8 @@ class YoutubeIE(InfoExtractor):
                                return
                        if req_format is None:
                                video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
+                       elif req_format == 'worst':
+                               video_url_list = [(existing_formats[len(existing_formats)-1], url_map[existing_formats[len(existing_formats)-1]])] # worst quality
                        elif req_format == '-1':
                                video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
                        else:
@@ -1327,15 +1367,12 @@ class MetacafeIE(InfoExtractor):
        _DISCLAIMER = 'http://www.metacafe.com/family_filter/'
        _FILTER_POST = 'http://www.metacafe.com/f/index.php?inputType=filter&controllerGroup=user'
        _youtube_ie = None
+       IE_NAME = u'metacafe'
 
        def __init__(self, youtube_ie, downloader=None):
                InfoExtractor.__init__(self, downloader)
                self._youtube_ie = youtube_ie
 
-       @staticmethod
-       def suitable(url):
-               return (re.match(MetacafeIE._VALID_URL, url) is not None)
-
        def report_disclaimer(self):
                """Report disclaimer retrieval."""
                self._downloader.to_screen(u'[metacafe] Retrieving disclaimer')
@@ -1469,14 +1506,11 @@ class DailymotionIE(InfoExtractor):
        """Information Extractor for Dailymotion"""
 
        _VALID_URL = r'(?i)(?:https?://)?(?:www\.)?dailymotion\.[a-z]{2,3}/video/([^_/]+)_([^/]+)'
+       IE_NAME = u'dailymotion'
 
        def __init__(self, downloader=None):
                InfoExtractor.__init__(self, downloader)
 
-       @staticmethod
-       def suitable(url):
-               return (re.match(DailymotionIE._VALID_URL, url) is not None)
-
        def report_download_webpage(self, video_id):
                """Report webpage download."""
                self._downloader.to_screen(u'[dailymotion] %s: Downloading webpage' % video_id)
@@ -1504,6 +1538,7 @@ class DailymotionIE(InfoExtractor):
 
                # Retrieve video webpage to extract further information
                request = urllib2.Request(url)
+               request.add_header('Cookie', 'family_filter=off')
                try:
                        self.report_download_webpage(video_id)
                        webpage = urllib2.urlopen(request).read()
@@ -1513,25 +1548,29 @@ class DailymotionIE(InfoExtractor):
 
                # Extract URL, uploader and title from webpage
                self.report_extraction(video_id)
-               mobj = re.search(r'(?i)addVariable\(\"video\"\s*,\s*\"([^\"]*)\"\)', webpage)
+               mobj = re.search(r'(?i)addVariable\(\"sequence\"\s*,\s*\"([^\"]+?)\"\)', webpage)
                if mobj is None:
                        self._downloader.trouble(u'ERROR: unable to extract media URL')
                        return
-               mediaURL = urllib.unquote(mobj.group(1))
+               sequence = urllib.unquote(mobj.group(1))
+               mobj = re.search(r',\"sdURL\"\:\"([^\"]+?)\",', sequence)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract media URL')
+                       return
+               mediaURL = urllib.unquote(mobj.group(1)).replace('\\', '')
 
                # if needed add http://www.dailymotion.com/ if relative URL
 
                video_url = mediaURL
 
-               # '<meta\s+name="title"\s+content="Dailymotion\s*[:\-]\s*(.*?)"\s*\/\s*>'
-               mobj = re.search(r'(?im)<title>Dailymotion\s*[\-:]\s*(.+?)</title>', webpage)
+               mobj = re.search(r'(?im)<title>Dailymotion\s*-\s*(.+)\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)
 
-               mobj = re.search(r'(?im)<Attribute name="owner">(.+?)</Attribute>', webpage)
+               mobj = re.search(r'(?im)<span class="owner[^\"]+?">[^<]+?<a [^>]+?>([^<]+?)</a></span>', webpage)
                if mobj is None:
                        self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
                        return
@@ -1553,18 +1592,16 @@ class DailymotionIE(InfoExtractor):
                except UnavailableVideoError:
                        self._downloader.trouble(u'\nERROR: unable to download video')
 
+
 class GoogleIE(InfoExtractor):
        """Information extractor for video.google.com."""
 
        _VALID_URL = r'(?:http://)?video\.google\.(?:com(?:\.au)?|co\.(?:uk|jp|kr|cr)|ca|de|es|fr|it|nl|pl)/videoplay\?docid=([^\&]+).*'
+       IE_NAME = u'video.google'
 
        def __init__(self, downloader=None):
                InfoExtractor.__init__(self, downloader)
 
-       @staticmethod
-       def suitable(url):
-               return (re.match(GoogleIE._VALID_URL, url) is not None)
-
        def report_download_webpage(self, video_id):
                """Report webpage download."""
                self._downloader.to_screen(u'[video.google] %s: Downloading webpage' % video_id)
@@ -1646,7 +1683,6 @@ class GoogleIE(InfoExtractor):
                else:   # we need something to pass to process_info
                        video_thumbnail = ''
 
-
                try:
                        # Process video information
                        self._downloader.process_info({
@@ -1668,14 +1704,11 @@ class PhotobucketIE(InfoExtractor):
        """Information extractor for photobucket.com."""
 
        _VALID_URL = r'(?:http://)?(?:[a-z0-9]+\.)?photobucket\.com/.*[\?\&]current=(.*\.flv)'
+       IE_NAME = u'photobucket'
 
        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_screen(u'[photobucket] %s: Downloading webpage' % video_id)
@@ -1753,14 +1786,11 @@ class YahooIE(InfoExtractor):
        # _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]+)(?:[#\?].*)?'
+       IE_NAME = u'video.yahoo'
 
        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_screen(u'[video.yahoo] %s: Downloading webpage' % video_id)
@@ -1846,7 +1876,8 @@ class YahooIE(InfoExtractor):
                        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.'
+               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)
@@ -1867,8 +1898,8 @@ class YahooIE(InfoExtractor):
                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')
+                               '&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()
@@ -1897,23 +1928,134 @@ class YahooIE(InfoExtractor):
                                'thumbnail':    video_thumbnail.decode('utf-8'),
                                'description':  video_description,
                                'thumbnail':    video_thumbnail,
-                               'description':  video_description,
                                'player_url':   None,
                        })
                except UnavailableVideoError:
                        self._downloader.trouble(u'\nERROR: unable to download video')
 
 
+class VimeoIE(InfoExtractor):
+       """Information extractor for vimeo.com."""
+
+       # _VALID_URL matches Vimeo URLs
+       _VALID_URL = r'(?:https?://)?(?:(?:www|player).)?vimeo\.com/(?:groups/[^/]+/)?(?:videos?/)?([0-9]+)'
+       IE_NAME = u'vimeo'
+
+       def __init__(self, downloader=None):
+               InfoExtractor.__init__(self, downloader)
+
+       def report_download_webpage(self, video_id):
+               """Report webpage download."""
+               self._downloader.to_screen(u'[vimeo] %s: Downloading webpage' % video_id)
+
+       def report_extraction(self, video_id):
+               """Report information extraction."""
+               self._downloader.to_screen(u'[vimeo] %s: Extracting information' % video_id)
+
+       def _real_initialize(self):
+               return
+
+       def _real_extract(self, url, new_video=True):
+               # Extract ID from URL
+               mobj = re.match(self._VALID_URL, url)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
+                       return
+
+               # At this point we have a new video
+               self._downloader.increment_downloads()
+               video_id = mobj.group(1)
+
+               # Retrieve video webpage to extract further information
+               request = urllib2.Request("http://vimeo.com/moogaloop/load/clip:%s" % video_id, None, std_headers)
+               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
+
+               # Now we begin extracting as much information as we can from what we
+               # retrieved. First we extract the information common to all extractors,
+               # and latter we extract those that are Vimeo specific.
+               self.report_extraction(video_id)
+
+               # Extract title
+               mobj = re.search(r'<caption>(.*?)</caption>', 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)
+
+               # Extract uploader
+               mobj = re.search(r'<uploader_url>http://vimeo.com/(.*?)</uploader_url>', 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'<thumbnail>(.*?)</thumbnail>', 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 property="og: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.'
+               video_description = 'Foo.'
+
+               # Vimeo specific: extract request signature
+               mobj = re.search(r'<request_signature>(.*?)</request_signature>', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract request signature')
+                       return
+               sig = mobj.group(1).decode('utf-8')
+
+               # Vimeo specific: Extract request signature expiration
+               mobj = re.search(r'<request_signature_expires>(.*?)</request_signature_expires>', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract request signature expiration')
+                       return
+               sig_exp = mobj.group(1).decode('utf-8')
+
+               video_url = "http://vimeo.com/moogaloop/play/clip:%s/%s/%s" % (video_id, sig, sig_exp)
+
+               try:
+                       # Process video information
+                       self._downloader.process_info({
+                               'id':           video_id.decode('utf-8'),
+                               'url':          video_url,
+                               'uploader':     video_uploader,
+                               'upload_date':  u'NA',
+                               'title':        video_title,
+                               'stitle':       simple_title,
+                               'ext':          u'mp4',
+                               'thumbnail':    video_thumbnail.decode('utf-8'),
+                               'description':  video_description,
+                               'thumbnail':    video_thumbnail,
+                               'description':  video_description,
+                               'player_url':   None,
+                       })
+               except UnavailableVideoError:
+                       self._downloader.trouble(u'ERROR: unable to download video')
+
+
 class GenericIE(InfoExtractor):
        """Generic last-resort information extractor."""
 
+       _VALID_URL = r'.*'
+       IE_NAME = u'generic'
+
        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_screen(u'WARNING: Falling back on generic information extractor.')
@@ -1961,11 +2103,11 @@ class GenericIE(InfoExtractor):
                        return
 
                video_url = urllib.unquote(mobj.group(1))
-               video_id  = os.path.basename(video_url)
+               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]
+               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
@@ -2007,21 +2149,18 @@ class GenericIE(InfoExtractor):
 
 class YoutubeSearchIE(InfoExtractor):
        """Information Extractor for YouTube search queries."""
-       _VALID_QUERY = r'ytsearch(\d+|all)?:[\s\S]+'
+       _VALID_URL = 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
+       IE_NAME = u'youtube:search'
 
        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())
@@ -2031,14 +2170,14 @@ class YoutubeSearchIE(InfoExtractor):
                self._youtube_ie.initialize()
 
        def _real_extract(self, query):
-               mobj = re.match(self._VALID_QUERY, query)
+               mobj = re.match(self._VALID_URL, 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')
+               query = query.encode('utf-8')
                if prefix == '':
                        self._download_n_results(query, 1)
                        return
@@ -2052,7 +2191,7 @@ class YoutubeSearchIE(InfoExtractor):
                                        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))
+                                       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
@@ -2096,23 +2235,21 @@ class YoutubeSearchIE(InfoExtractor):
 
                        pagenum = pagenum + 1
 
+
 class GoogleSearchIE(InfoExtractor):
        """Information Extractor for Google Video search queries."""
-       _VALID_QUERY = r'gvsearch(\d+|all)?:[\s\S]+'
+       _VALID_URL = 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
+       IE_NAME = u'video.google:search'
 
        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())
@@ -2122,14 +2259,14 @@ class GoogleSearchIE(InfoExtractor):
                self._google_ie.initialize()
 
        def _real_extract(self, query):
-               mobj = re.match(self._VALID_QUERY, query)
+               mobj = re.match(self._VALID_URL, 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')
+               query = query.encode('utf-8')
                if prefix == '':
                        self._download_n_results(query, 1)
                        return
@@ -2143,7 +2280,7 @@ class GoogleSearchIE(InfoExtractor):
                                        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))
+                                       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
@@ -2187,23 +2324,21 @@ class GoogleSearchIE(InfoExtractor):
 
                        pagenum = pagenum + 1
 
+
 class YahooSearchIE(InfoExtractor):
        """Information Extractor for Yahoo! Video search queries."""
-       _VALID_QUERY = r'yvsearch(\d+|all)?:[\s\S]+'
+       _VALID_URL = 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
+       IE_NAME = u'video.yahoo:search'
 
        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())
@@ -2213,14 +2348,14 @@ class YahooSearchIE(InfoExtractor):
                self._yahoo_ie.initialize()
 
        def _real_extract(self, query):
-               mobj = re.match(self._VALID_QUERY, query)
+               mobj = re.match(self._VALID_URL, 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')
+               query = query.encode('utf-8')
                if prefix == '':
                        self._download_n_results(query, 1)
                        return
@@ -2234,7 +2369,7 @@ class YahooSearchIE(InfoExtractor):
                                        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))
+                                       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
@@ -2278,23 +2413,21 @@ class YahooSearchIE(InfoExtractor):
 
                        pagenum = pagenum + 1
 
+
 class YoutubePlaylistIE(InfoExtractor):
        """Information Extractor for YouTube playlists."""
 
-       _VALID_URL = r'(?:http://)?(?:\w+\.)?youtube.com/(?:(?:view_play_list|my_playlists|artist)\?.*?(p|a)=|user/.*?/user/|p/|user/.*?#[pg]/c/)([0-9A-Za-z]+)(?:/.*?/([0-9A-Za-z_-]+))?.*'
+       _VALID_URL = r'(?:http://)?(?:\w+\.)?youtube.com/(?:(?:view_play_list|my_playlists|artist|playlist)\?.*?(p|a|list)=|user/.*?/user/|p/|user/.*?#[pg]/c/)([0-9A-Za-z]+)(?:/.*?/([0-9A-Za-z_-]+))?.*'
        _TEMPLATE_URL = 'http://www.youtube.com/%s?%s=%s&page=%s&gl=US&hl=en'
        _VIDEO_INDICATOR = r'/watch\?v=(.+?)&'
        _MORE_PAGES_INDICATOR = r'(?m)>\s*Next\s*</a>'
        _youtube_ie = None
+       IE_NAME = u'youtube:playlist'
 
        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_screen(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum))
@@ -2354,6 +2487,7 @@ class YoutubePlaylistIE(InfoExtractor):
                        self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
                return
 
+
 class YoutubeUserIE(InfoExtractor):
        """Information Extractor for YouTube users."""
 
@@ -2363,19 +2497,16 @@ class YoutubeUserIE(InfoExtractor):
        _GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d'
        _VIDEO_INDICATOR = r'/watch\?v=(.+?)&'
        _youtube_ie = None
+       IE_NAME = u'youtube:user'
 
        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, start_index):
                """Report attempt to download user page."""
                self._downloader.to_screen(u'[youtube] user %s: Downloading video ids from %d to %d' %
-                                          (username, start_index, start_index + self._GDATA_PAGE_SIZE))
+                               (username, start_index, start_index + self._GDATA_PAGE_SIZE))
 
        def _real_initialize(self):
                self._youtube_ie.initialize()
@@ -2439,7 +2570,7 @@ class YoutubeUserIE(InfoExtractor):
                        video_ids = video_ids[playliststart:playlistend]
 
                self._downloader.to_screen("[youtube] user %s: Collected %d video ids (downloading %d of them)" %
-                                                                 (username, all_ids_count, len(video_ids)))
+                               (username, all_ids_count, len(video_ids)))
 
                for video_id in video_ids:
                        self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % video_id)
@@ -2449,14 +2580,11 @@ class DepositFilesIE(InfoExtractor):
        """Information extractor for depositfiles.com"""
 
        _VALID_URL = r'(?:http://)?(?:\w+\.)?depositfiles.com/(?:../(?#locale))?files/(.+)'
+       IE_NAME = u'DepositFiles'
 
        def __init__(self, downloader=None):
                InfoExtractor.__init__(self, downloader)
 
-       @staticmethod
-       def suitable(url):
-               return (re.match(DepositFilesIE._VALID_URL, url) is not None)
-
        def report_download_webpage(self, file_id):
                """Report webpage download."""
                self._downloader.to_screen(u'[DepositFiles] %s: Downloading webpage' % file_id)
@@ -2524,6 +2652,7 @@ class DepositFilesIE(InfoExtractor):
                except UnavailableVideoError, err:
                        self._downloader.trouble(u'ERROR: unable to download file')
 
+
 class FacebookIE(InfoExtractor):
        """Information Extractor for Facebook"""
 
@@ -2535,14 +2664,11 @@ class FacebookIE(InfoExtractor):
                'highqual': 'mp4',
                'lowqual': 'mp4',
        }
+       IE_NAME = u'facebook'
 
        def __init__(self, downloader=None):
                InfoExtractor.__init__(self, downloader)
 
-       @staticmethod
-       def suitable(url):
-               return (re.match(FacebookIE._VALID_URL, url) is not None)
-
        def _reporter(self, message):
                """Add header and report message."""
                self._downloader.to_screen(u'[facebook] %s' % message)
@@ -2708,6 +2834,8 @@ class FacebookIE(InfoExtractor):
                                return
                        if req_format is None:
                                video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
+                       elif req_format == 'worst':
+                               video_url_list = [(existing_formats[len(existing_formats)-1], url_map[existing_formats[len(existing_formats)-1]])] # worst quality
                        elif req_format == '-1':
                                video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
                        else:
@@ -2748,10 +2876,7 @@ class BlipTVIE(InfoExtractor):
 
        _VALID_URL = r'^(?:https?://)?(?:\w+\.)?blip\.tv(/.+)$'
        _URL_EXT = r'^.*\.([a-z0-9]+)$'
-
-       @staticmethod
-       def suitable(url):
-               return (re.match(BlipTVIE._VALID_URL, url) is not None)
+       IE_NAME = u'blip.tv'
 
        def report_extraction(self, file_id):
                """Report information extraction."""
@@ -2819,6 +2944,304 @@ class BlipTVIE(InfoExtractor):
                        self._downloader.trouble(u'\nERROR: unable to download video')
 
 
+class MyVideoIE(InfoExtractor):
+       """Information Extractor for myvideo.de."""
+
+       _VALID_URL = r'(?:http://)?(?:www\.)?myvideo\.de/watch/([0-9]+)/([^?/]+).*'
+       IE_NAME = u'myvideo'
+
+       def __init__(self, downloader=None):
+               InfoExtractor.__init__(self, downloader)
+       
+       def report_download_webpage(self, video_id):
+               """Report webpage download."""
+               self._downloader.to_screen(u'[myvideo] %s: Downloading webpage' % video_id)
+
+       def report_extraction(self, video_id):
+               """Report information extraction."""
+               self._downloader.to_screen(u'[myvideo] %s: Extracting information' % video_id)
+
+       def _real_initialize(self):
+               return
+
+       def _real_extract(self,url):
+               mobj = re.match(self._VALID_URL, url)
+               if mobj is None:
+                       self._download.trouble(u'ERROR: invalid URL: %s' % url)
+                       return
+
+               video_id = mobj.group(1)
+               simple_title = mobj.group(2).decode('utf-8')
+               # should actually not be necessary
+               simple_title = sanitize_title(simple_title)
+               simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', simple_title)
+
+               # Get video webpage
+               request = urllib2.Request('http://www.myvideo.de/watch/%s' % video_id)
+               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
+
+               self.report_extraction(video_id)
+               mobj = re.search(r'<link rel=\'image_src\' href=\'(http://is[0-9].myvideo\.de/de/movie[0-9]+/[a-f0-9]+)/thumbs/[^.]+\.jpg\' />',
+                                webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract media URL')
+                       return
+               video_url = mobj.group(1) + ('/%s.flv' % video_id)
+
+               mobj = re.search('<title>([^<]+)</title>', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract title')
+                       return
+
+               video_title = mobj.group(1)
+               video_title = sanitize_title(video_title)
+
+               try:
+                       print(video_url)
+                       self._downloader.process_info({
+                               'id':           video_id,
+                               'url':          video_url,
+                               'uploader':     u'NA',
+                               'upload_date':  u'NA',
+                               'title':        video_title,
+                               'stitle':       simple_title,
+                               'ext':          u'flv',
+                               'format':       u'NA',
+                               'player_url':   None,
+                       })
+               except UnavailableVideoError:
+                       self._downloader.trouble(u'\nERROR: Unable to download video')
+
+class ComedyCentralIE(InfoExtractor):
+       """Information extractor for The Daily Show and Colbert Report """
+
+       _VALID_URL = r'^(:(?P<shortname>tds|thedailyshow|cr|colbert|colbertnation|colbertreport))|(https?://)?(www\.)?(?P<showname>thedailyshow|colbertnation)\.com/full-episodes/(?P<episode>.*)$'
+       IE_NAME = u'comedycentral'
+
+       def report_extraction(self, episode_id):
+               self._downloader.to_screen(u'[comedycentral] %s: Extracting information' % episode_id)
+       
+       def report_config_download(self, episode_id):
+               self._downloader.to_screen(u'[comedycentral] %s: Downloading configuration' % episode_id)
+
+       def report_index_download(self, episode_id):
+               self._downloader.to_screen(u'[comedycentral] %s: Downloading show index' % episode_id)
+
+       def report_player_url(self, episode_id):
+               self._downloader.to_screen(u'[comedycentral] %s: Determining player URL' % episode_id)
+
+       def _simplify_title(self, title):
+               res = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', title)
+               res = res.strip(ur'_')
+               return res
+
+       def _real_extract(self, url):
+               mobj = re.match(self._VALID_URL, url)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: invalid URL: %s' % url)
+                       return
+
+               if mobj.group('shortname'):
+                       if mobj.group('shortname') in ('tds', 'thedailyshow'):
+                               url = 'http://www.thedailyshow.com/full-episodes/'
+                       else:
+                               url = 'http://www.colbertnation.com/full-episodes/'
+                       mobj = re.match(self._VALID_URL, url)
+                       assert mobj is not None
+
+               dlNewest = not mobj.group('episode')
+               if dlNewest:
+                       epTitle = mobj.group('showname')
+               else:
+                       epTitle = mobj.group('episode')
+
+               req = urllib2.Request(url)
+               self.report_extraction(epTitle)
+               try:
+                       htmlHandle = urllib2.urlopen(req)
+                       html = htmlHandle.read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: unable to download webpage: %s' % unicode(err))
+                       return
+               if dlNewest:
+                       url = htmlHandle.geturl()
+                       mobj = re.match(self._VALID_URL, url)
+                       if mobj is None:
+                               self._downloader.trouble(u'ERROR: Invalid redirected URL: ' + url)
+                               return
+                       if mobj.group('episode') == '':
+                               self._downloader.trouble(u'ERROR: Redirected URL is still not specific: ' + url)
+                               return
+                       epTitle = mobj.group('episode')
+
+               mMovieParams = re.findall('<param name="movie" value="(http://media.mtvnservices.com/([^"]*episode.*?:.*?))"/>', html)
+               if len(mMovieParams) == 0:
+                       self._downloader.trouble(u'ERROR: unable to find Flash URL in webpage ' + url)
+                       return
+
+               playerUrl_raw = mMovieParams[0][0]
+               self.report_player_url(epTitle)
+               try:
+                       urlHandle = urllib2.urlopen(playerUrl_raw)
+                       playerUrl = urlHandle.geturl()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: unable to find out player URL: ' + unicode(err))
+                       return
+
+               uri = mMovieParams[0][1]
+               indexUrl = 'http://shadow.comedycentral.com/feeds/video_player/mrss/?' + urllib.urlencode({'uri': uri})
+               self.report_index_download(epTitle)
+               try:
+                       indexXml = urllib2.urlopen(indexUrl).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: unable to download episode index: ' + unicode(err))
+                       return
+
+               idoc = xml.etree.ElementTree.fromstring(indexXml)
+               itemEls = idoc.findall('.//item')
+               for itemEl in itemEls:
+                       mediaId = itemEl.findall('./guid')[0].text
+                       shortMediaId = mediaId.split(':')[-1]
+                       showId = mediaId.split(':')[-2].replace('.com', '')
+                       officialTitle = itemEl.findall('./title')[0].text
+                       officialDate = itemEl.findall('./pubDate')[0].text
+
+                       configUrl = ('http://www.comedycentral.com/global/feeds/entertainment/media/mediaGenEntertainment.jhtml?' +
+                                               urllib.urlencode({'uri': mediaId}))
+                       configReq = urllib2.Request(configUrl)
+                       self.report_config_download(epTitle)
+                       try:
+                               configXml = urllib2.urlopen(configReq).read()
+                       except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                               self._downloader.trouble(u'ERROR: unable to download webpage: %s' % unicode(err))
+                               return
+
+                       cdoc = xml.etree.ElementTree.fromstring(configXml)
+                       turls = []
+                       for rendition in cdoc.findall('.//rendition'):
+                               finfo = (rendition.attrib['bitrate'], rendition.findall('./src')[0].text)
+                               turls.append(finfo)
+
+                       if len(turls) == 0:
+                               self._downloader.trouble(u'\nERROR: unable to download ' + mediaId + ': No videos found')
+                               continue
+
+                       # For now, just pick the highest bitrate
+                       format,video_url = turls[-1]
+
+                       self._downloader.increment_downloads()
+
+                       effTitle = showId + '-' + epTitle
+                       info = {
+                               'id': shortMediaId,
+                               'url': video_url,
+                               'uploader': showId,
+                               'upload_date': officialDate,
+                               'title': effTitle,
+                               'stitle': self._simplify_title(effTitle),
+                               'ext': 'mp4',
+                               'format': format,
+                               'thumbnail': None,
+                               'description': officialTitle,
+                               'player_url': playerUrl
+                       }
+
+                       try:
+                               self._downloader.process_info(info)
+                       except UnavailableVideoError, err:
+                               self._downloader.trouble(u'\nERROR: unable to download ' + mediaId)
+                               continue
+
+
+class EscapistIE(InfoExtractor):
+       """Information extractor for The Escapist """
+
+       _VALID_URL = r'^(https?://)?(www\.)escapistmagazine.com/videos/view/(?P<showname>[^/]+)/(?P<episode>[^/?]+)[/?].*$'
+       IE_NAME = u'escapist'
+
+       def report_extraction(self, showName):
+               self._downloader.to_screen(u'[escapist] %s: Extracting information' % showName)
+
+       def report_config_download(self, showName):
+               self._downloader.to_screen(u'[escapist] %s: Downloading configuration' % showName)
+
+       def _simplify_title(self, title):
+               res = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', title)
+               res = res.strip(ur'_')
+               return res
+
+       def _real_extract(self, url):
+               htmlParser = HTMLParser.HTMLParser()
+
+               mobj = re.match(self._VALID_URL, url)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: invalid URL: %s' % url)
+                       return
+               showName = mobj.group('showname')
+               videoId = mobj.group('episode')
+
+               self.report_extraction(showName)
+               try:
+                       webPage = urllib2.urlopen(url).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: unable to download webpage: ' + unicode(err))
+                       return
+
+               descMatch = re.search('<meta name="description" content="([^"]*)"', webPage)
+               description = htmlParser.unescape(descMatch.group(1))
+               imgMatch = re.search('<meta property="og:image" content="([^"]*)"', webPage)
+               imgUrl = htmlParser.unescape(imgMatch.group(1))
+               playerUrlMatch = re.search('<meta property="og:video" content="([^"]*)"', webPage)
+               playerUrl = htmlParser.unescape(playerUrlMatch.group(1))
+               configUrlMatch = re.search('config=(.*)$', playerUrl)
+               configUrl = urllib2.unquote(configUrlMatch.group(1))
+
+               self.report_config_download(showName)
+               try:
+                       configJSON = urllib2.urlopen(configUrl).read()
+               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                       self._downloader.trouble(u'ERROR: unable to download configuration: ' + unicode(err))
+                       return
+
+               # Technically, it's JavaScript, not JSON
+               configJSON = configJSON.replace("'", '"')
+
+               try:
+                       config = json.loads(configJSON)
+               except (ValueError,), err:
+                       self._downloader.trouble(u'ERROR: Invalid JSON in configuration file: ' + unicode(err))
+                       return
+
+               playlist = config['playlist']
+               videoUrl = playlist[1]['url']
+
+               self._downloader.increment_downloads()
+               info = {
+                       'id': videoId,
+                       'url': videoUrl,
+                       'uploader': showName,
+                       'upload_date': None,
+                       'title': showName,
+                       'stitle': self._simplify_title(showName),
+                       'ext': 'flv',
+                       'format': 'flv',
+                       'thumbnail': imgUrl,
+                       'description': description,
+                       'player_url': playerUrl,
+               }
+
+               try:
+                       self._downloader.process_info(info)
+               except UnavailableVideoError, err:
+                       self._downloader.trouble(u'\nERROR: unable to download ' + videoId)
+
+
+
 class PostProcessor(object):
        """Post Processor class.
 
@@ -2865,6 +3288,7 @@ class PostProcessor(object):
                """
                return information # by default, do nothing
 
+
 class FFmpegExtractAudioPP(PostProcessor):
 
        def __init__(self, downloader=None, preferredcodec=None):
@@ -2938,6 +3362,13 @@ class FFmpegExtractAudioPP(PostProcessor):
                        self._downloader.to_stderr(u'WARNING: error running ffmpeg')
                        return None
 
+               # Try to update the date time for extracted audio file.
+               if information.get('filetime') is not None:
+                       try:
+                               os.utime(new_path, (time.time(), information['filetime']))
+                       except:
+                               self._downloader.to_stderr(u'WARNING: Cannot update utime of audio file')
+
                try:
                        os.remove(path)
                except (IOError, OSError):
@@ -2954,24 +3385,27 @@ def updateSelf(downloader, filename):
        if not os.access(filename, os.W_OK):
                sys.exit('ERROR: no write permissions on %s' % filename)
 
-       downloader.to_screen('Updating to latest stable version...')
+       downloader.to_screen('Updating to latest version...')
 
        try:
-               latest_url = 'http://github.com/rg3/youtube-dl/raw/master/LATEST_VERSION'
-               latest_version = urllib.urlopen(latest_url).read().strip()
-               prog_url = 'http://github.com/rg3/youtube-dl/raw/%s/youtube-dl' % latest_version
-               newcontent = urllib.urlopen(prog_url).read()
+               try:
+                       urlh = urllib.urlopen(UPDATE_URL)
+                       newcontent = urlh.read()
+               finally:
+                       urlh.close()
        except (IOError, OSError), err:
                sys.exit('ERROR: unable to download latest version')
 
        try:
-               stream = open(filename, 'wb')
-               stream.write(newcontent)
-               stream.close()
+               outf = open(filename, 'wb')
+               try:
+                       outf.write(newcontent)
+               finally:
+                       outf.close()
        except (IOError, OSError), err:
                sys.exit('ERROR: unable to overwrite current version')
 
-       downloader.to_screen('Updated to version %s' % latest_version)
+       downloader.to_screen('Updated youtube-dl. Restart to use the new version.')
 
 def parseOpts():
        # Deferred imports
@@ -3017,7 +3451,7 @@ def parseOpts():
        kw = {
                'version'   : __version__,
                'formatter' : fmt,
-               'usage' : '%prog [options] url...',
+               'usage' : '%prog [options] url [url...]',
                'conflict_handler' : 'resolve',
        }
 
@@ -3025,6 +3459,7 @@ def parseOpts():
 
        # option groups
        general        = optparse.OptionGroup(parser, 'General Options')
+       selection      = optparse.OptionGroup(parser, 'Video Selection')
        authentication = optparse.OptionGroup(parser, 'Authentication Options')
        video_format   = optparse.OptionGroup(parser, 'Video Format Options')
        postproc       = optparse.OptionGroup(parser, 'Post-processing Options')
@@ -3036,20 +3471,26 @@ def parseOpts():
        general.add_option('-v', '--version',
                        action='version', help='print program version and exit')
        general.add_option('-U', '--update',
-                       action='store_true', dest='update_self', help='update this program to latest stable version')
+                       action='store_true', dest='update_self', help='update this program to latest version')
        general.add_option('-i', '--ignore-errors',
                        action='store_true', dest='ignoreerrors', help='continue on download errors', default=False)
        general.add_option('-r', '--rate-limit',
                        dest='ratelimit', metavar='LIMIT', help='download rate limit (e.g. 50k or 44.6m)')
        general.add_option('-R', '--retries',
                        dest='retries', metavar='RETRIES', help='number of retries (default is 10)', default=10)
-       general.add_option('--playlist-start',
-                       dest='playliststart', metavar='NUMBER', help='playlist video to start at (default is 1)', default=1)
-       general.add_option('--playlist-end',
-                       dest='playlistend', metavar='NUMBER', help='playlist video to end at (default is last)', default=-1)
        general.add_option('--dump-user-agent',
                        action='store_true', dest='dump_user_agent',
                        help='display the current browser identification', default=False)
+       general.add_option('--list-extractors',
+                       action='store_true', dest='list_extractors',
+                       help='List all supported extractors and the URLs they would handle', default=False)
+
+       selection.add_option('--playlist-start',
+                       dest='playliststart', metavar='NUMBER', help='playlist video to start at (default is 1)', default=1)
+       selection.add_option('--playlist-end',
+                       dest='playlistend', metavar='NUMBER', help='playlist video to end at (default is last)', default=-1)
+       selection.add_option('--match-title', dest='matchtitle', metavar='REGEX',help='download only matching titles (regex or caseless sub-string)')
+       selection.add_option('--reject-title', dest='rejecttitle', metavar='REGEX',help='skip download for matching titles (regex or caseless sub-string)')
 
        authentication.add_option('-u', '--username',
                        dest='username', metavar='USERNAME', help='account username')
@@ -3070,7 +3511,9 @@ def parseOpts():
        verbosity.add_option('-q', '--quiet',
                        action='store_true', dest='quiet', help='activates quiet mode', default=False)
        verbosity.add_option('-s', '--simulate',
-                       action='store_true', dest='simulate', help='do not download video', default=False)
+                       action='store_true', dest='simulate', help='do not download the video and do not write anything to disk', default=False)
+       verbosity.add_option('--skip-download',
+                       action='store_true', dest='skip_download', help='do not download the video', default=False)
        verbosity.add_option('-g', '--get-url',
                        action='store_true', dest='geturl', help='simulate, quiet but print URL', default=False)
        verbosity.add_option('-e', '--get-title',
@@ -3128,6 +3571,7 @@ def parseOpts():
 
 
        parser.add_option_group(general)
+       parser.add_option_group(selection)
        parser.add_option_group(filesystem)
        parser.add_option_group(verbosity)
        parser.add_option_group(video_format)
@@ -3138,6 +3582,36 @@ def parseOpts():
 
        return parser, opts, args
 
+def gen_extractors():
+       """ Return a list of an instance of every supported extractor.
+       The order does matter; the first extractor matched is the one handling the URL.
+       """
+       youtube_ie = YoutubeIE()
+       google_ie = GoogleIE()
+       yahoo_ie = YahooIE()
+       return [
+               youtube_ie,
+               MetacafeIE(youtube_ie),
+               DailymotionIE(),
+               YoutubePlaylistIE(youtube_ie),
+               YoutubeUserIE(youtube_ie),
+               YoutubeSearchIE(youtube_ie),
+               google_ie,
+               GoogleSearchIE(google_ie),
+               PhotobucketIE(),
+               yahoo_ie,
+               YahooSearchIE(yahoo_ie),
+               DepositFilesIE(),
+               FacebookIE(),
+               BlipTVIE(),
+               VimeoIE(),
+               MyVideoIE(),
+               ComedyCentralIE(),
+               EscapistIE(),
+
+               GenericIE()
+       ]
+
 def main():
        parser, opts, args = parseOpts()
 
@@ -3157,11 +3631,6 @@ def main():
                print std_headers['User-Agent']
                sys.exit(0)
 
-       # General configuration
-       cookie_processor = urllib2.HTTPCookieProcessor(jar)
-       urllib2.install_opener(urllib2.build_opener(urllib2.ProxyHandler(), cookie_processor, YoutubeDLHandler()))
-       socket.setdefaulttimeout(300) # 5 minutes should be enough (famous last words)
-
        # Batch file verification
        batchurls = []
        if opts.batchfile is not None:
@@ -3177,6 +3646,23 @@ def main():
                        sys.exit(u'ERROR: batch file could not be read')
        all_urls = batchurls + args
 
+       # General configuration
+       cookie_processor = urllib2.HTTPCookieProcessor(jar)
+       opener = urllib2.build_opener(urllib2.ProxyHandler(), cookie_processor, YoutubeDLHandler())
+       urllib2.install_opener(opener)
+       socket.setdefaulttimeout(300) # 5 minutes should be enough (famous last words)
+
+       extractors = gen_extractors()
+
+       if opts.list_extractors:
+               for ie in extractors:
+                       print(ie.IE_NAME)
+                       matchedUrls = filter(lambda url: ie.suitable(url), all_urls)
+                       all_urls = filter(lambda url: url not in matchedUrls, all_urls)
+                       for mu in matchedUrls:
+                               print(u'  ' + mu)
+               sys.exit(0)
+
        # Conflicting, missing and erroneous options
        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')
@@ -3214,23 +3700,6 @@ def main():
                if opts.audioformat not in ['best', 'aac', 'mp3']:
                        parser.error(u'invalid audio format 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)
-       deposit_files_ie = DepositFilesIE()
-       facebook_ie = FacebookIE()
-       bliptv_ie = BlipTVIE()
-       generic_ie = GenericIE()
-
        # File downloader
        fd = FileDownloader({
                'usenetrc': opts.usenetrc,
@@ -3242,7 +3711,8 @@ def main():
                'forcethumbnail': opts.getthumbnail,
                'forcedescription': opts.getdescription,
                'forcefilename': opts.getfilename,
-               'simulate': (opts.simulate or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription or opts.getfilename),
+               'simulate': opts.simulate,
+               'skip_download': (opts.skip_download or opts.simulate or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription or opts.getfilename),
                'format': opts.format,
                'format_limit': opts.format_limit,
                'outtmpl': ((opts.outtmpl is not None and opts.outtmpl.decode(preferredencoding()))
@@ -3269,25 +3739,11 @@ def main():
                'updatetime': opts.updatetime,
                'writedescription': opts.writedescription,
                'writeinfojson': opts.writeinfojson,
+               'matchtitle': opts.matchtitle,
+               'rejecttitle': opts.rejecttitle,
                })
-       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)
-       fd.add_info_extractor(deposit_files_ie)
-       fd.add_info_extractor(facebook_ie)
-       fd.add_info_extractor(bliptv_ie)
-
-       # This must come last since it's the
-       # fallback if none of the others work
-       fd.add_info_extractor(generic_ie)
+       for extractor in extractors:
+               fd.add_info_extractor(extractor)
 
        # PostProcessors
        if opts.extractaudio: