Merge remote-tracking branch 'alab1001101/master'
[youtube-dl] / youtube_dl / InfoExtractors.py
index f97611cb9b4ab681eb21f760db4c71ea1b2da98a..cea30dad81fa4224a848732159aa19684c7d5dbc 100644 (file)
@@ -102,6 +102,7 @@ class YoutubeIE(InfoExtractor):
                             (?:https?://)?                                       # http(s):// (optional)
                             (?:youtu\.be/|(?:\w+\.)?youtube(?:-nocookie)?\.com/|
                                tube\.majestyc\.net/)                             # the various hostnames, with wildcard subdomains
+                            (?:.*?\#/)?                                          # handle anchor (#/) redirect urls
                             (?!view_play_list|my_playlists|artist|playlist)      # ignore playlist URLs
                             (?:                                                  # the various things that can precede the ID:
                                 (?:(?:v|embed|e)/)                               # v/ or embed/ or e/
@@ -212,9 +213,9 @@ class YoutubeIE(InfoExtractor):
                return srt
 
        def _print_formats(self, formats):
-               print 'Available formats:'
+               print('Available formats:')
                for x in formats:
-                       print '%s\t:\t%s\t[%s]' %(x, self._video_extensions.get(x, 'flv'), self._video_dimensions.get(x, '???'))
+                       print('%s\t:\t%s\t[%s]' %(x, self._video_extensions.get(x, 'flv'), self._video_dimensions.get(x, '???')))
 
        def _real_initialize(self):
                if self._downloader is None:
@@ -237,7 +238,7 @@ class YoutubeIE(InfoExtractor):
                                else:
                                        raise netrc.NetrcParseError('No authenticators for %s' % self._NETRC_MACHINE)
                        except (IOError, netrc.NetrcParseError), err:
-                               self._downloader.to_stderr(u'WARNING: parsing .netrc: %s' % str(err))
+                               self._downloader.to_stderr(u'WARNING: parsing .netrc: %s' % compat_str(err))
                                return
 
                # Set language
@@ -246,7 +247,7 @@ class YoutubeIE(InfoExtractor):
                        self.report_lang()
                        urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.to_stderr(u'WARNING: unable to set language: %s' % str(err))
+                       self._downloader.to_stderr(u'WARNING: unable to set language: %s' % compat_str(err))
                        return
 
                # No authentication to be performed
@@ -269,7 +270,7 @@ class YoutubeIE(InfoExtractor):
                                self._downloader.to_stderr(u'WARNING: unable to log in: bad username or password')
                                return
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.to_stderr(u'WARNING: unable to log in: %s' % str(err))
+                       self._downloader.to_stderr(u'WARNING: unable to log in: %s' % compat_str(err))
                        return
 
                # Confirm age
@@ -282,7 +283,7 @@ class YoutubeIE(InfoExtractor):
                        self.report_age_confirmation()
                        age_results = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to confirm age: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to confirm age: %s' % compat_str(err))
                        return
 
        def _real_extract(self, url):
@@ -304,7 +305,7 @@ class YoutubeIE(InfoExtractor):
                try:
                        video_webpage = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % compat_str(err))
                        return
 
                # Attempt to extract SWF player URL
@@ -326,7 +327,7 @@ class YoutubeIE(InfoExtractor):
                                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))
+                               self._downloader.trouble(u'ERROR: unable to download video info webpage: %s' % compat_str(err))
                                return
                if 'token' not in video_info:
                        if 'reason' in video_info:
@@ -389,7 +390,7 @@ class YoutubeIE(InfoExtractor):
                                try:
                                        srt_list = urllib2.urlopen(request).read()
                                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                                       raise Trouble(u'WARNING: unable to download video subtitles: %s' % str(err))
+                                       raise Trouble(u'WARNING: unable to download video subtitles: %s' % compat_str(err))
                                srt_lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', srt_list)
                                srt_lang_list = dict((l[1], l[0]) for l in srt_lang_list)
                                if not srt_lang_list:
@@ -406,13 +407,19 @@ class YoutubeIE(InfoExtractor):
                                try:
                                        srt_xml = urllib2.urlopen(request).read()
                                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                                       raise Trouble(u'WARNING: unable to download video subtitles: %s' % str(err))
+                                       raise Trouble(u'WARNING: unable to download video subtitles: %s' % compat_str(err))
                                if not srt_xml:
                                        raise Trouble(u'WARNING: unable to download video subtitles')
                                video_subtitles = self._closed_captions_xml_to_srt(srt_xml.decode('utf-8'))
                        except Trouble as trouble:
                                self._downloader.trouble(trouble[0])
 
+               if 'length_seconds' not in video_info:
+                       self._downloader.trouble(u'WARNING: unable to extract video duration')
+                       video_duration = ''
+               else:
+                       video_duration = urllib.unquote_plus(video_info['length_seconds'][0])
+
                # token
                video_token = urllib.unquote_plus(video_info['token'][0])
 
@@ -479,7 +486,8 @@ class YoutubeIE(InfoExtractor):
                                'thumbnail':    video_thumbnail.decode('utf-8'),
                                'description':  video_description,
                                'player_url':   player_url,
-                               'subtitles':    video_subtitles
+                               'subtitles':    video_subtitles,
+                               'duration':             video_duration
                        })
                return results
 
@@ -518,7 +526,7 @@ class MetacafeIE(InfoExtractor):
                        self.report_disclaimer()
                        disclaimer = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to retrieve disclaimer: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to retrieve disclaimer: %s' % compat_str(err))
                        return
 
                # Confirm age
@@ -531,7 +539,7 @@ class MetacafeIE(InfoExtractor):
                        self.report_age_confirmation()
                        disclaimer = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to confirm age: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to confirm age: %s' % compat_str(err))
                        return
 
        def _real_extract(self, url):
@@ -555,7 +563,7 @@ class MetacafeIE(InfoExtractor):
                        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))
+                       self._downloader.trouble(u'ERROR: unable retrieve video webpage: %s' % compat_str(err))
                        return
 
                # Extract URL, uploader and title from webpage
@@ -595,7 +603,7 @@ class MetacafeIE(InfoExtractor):
                        return
                video_title = mobj.group(1).decode('utf-8')
 
-               mobj = re.search(r'(?ms)By:\s*<a .*?>(.+?)<', webpage)
+               mobj = re.search(r'submitter=(.*?);', webpage)
                if mobj is None:
                        self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
                        return
@@ -648,7 +656,7 @@ class DailymotionIE(InfoExtractor):
                        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))
+                       self._downloader.trouble(u'ERROR: unable retrieve video webpage: %s' % compat_str(err))
                        return
 
                # Extract URL, uploader and title from webpage
@@ -658,15 +666,21 @@ class DailymotionIE(InfoExtractor):
                        self._downloader.trouble(u'ERROR: unable to extract media URL')
                        return
                flashvars = urllib.unquote(mobj.group(1))
-               if 'hqURL' in flashvars: max_quality = 'hqURL'
-               elif 'sdURL' in flashvars: max_quality = 'sdURL'
-               else: max_quality = 'ldURL'
+
+               for key in ['hd1080URL', 'hd720URL', 'hqURL', 'sdURL', 'ldURL', 'video_url']:
+                       if key in flashvars:
+                               max_quality = key
+                               self._downloader.to_screen(u'[dailymotion] Using %s' % key)
+                               break
+               else:
+                       self._downloader.trouble(u'ERROR: unable to extract video URL')
+                       return
+
                mobj = re.search(r'"' + max_quality + r'":"(.+?)"', flashvars)
                if mobj is None:
-                       mobj = re.search(r'"video_url":"(.*?)",', flashvars)
-               if mobj is None:
-                       self._downloader.trouble(u'ERROR: unable to extract media URL')
+                       self._downloader.trouble(u'ERROR: unable to extract video URL')
                        return
+
                video_url = urllib.unquote(mobj.group(1)).replace('\\/', '/')
 
                # TODO: support choosing qualities
@@ -677,11 +691,17 @@ class DailymotionIE(InfoExtractor):
                        return
                video_title = unescapeHTML(mobj.group('title').decode('utf-8'))
 
-               mobj = re.search(r'(?im)<span class="owner[^\"]+?">[^<]+?<a [^>]+?>([^<]+?)</a></span>', webpage)
+               video_uploader = u'NA'
+               mobj = re.search(r'(?im)<span class="owner[^\"]+?">[^<]+?<a [^>]+?>([^<]+?)</a>', webpage)
                if mobj is None:
-                       self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
-                       return
-               video_uploader = mobj.group(1)
+                       # lookin for official user
+                       mobj_official = re.search(r'<span rel="author"[^>]+?>([^<]+?)</span>', webpage)
+                       if mobj_official is None:
+                               self._downloader.trouble(u'WARNING: unable to extract uploader nickname')
+                       else:
+                               video_uploader = mobj_official.group(1)
+               else:
+                       video_uploader = mobj.group(1)
 
                video_upload_date = u'NA'
                mobj = re.search(r'<div class="[^"]*uploaded_cont[^"]*" title="[^"]*">([0-9]{2})-([0-9]{2})-([0-9]{4})</div>', webpage)
@@ -734,7 +754,7 @@ class GoogleIE(InfoExtractor):
                        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))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                        return
 
                # Extract URL, uploader, and title from webpage
@@ -773,7 +793,7 @@ class GoogleIE(InfoExtractor):
                        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))
+                               self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                                return
                        mobj = re.search(r'<img class=thumbnail-img (?:.* )?src=(http.*)>', webpage)
                        if mobj is None:
@@ -829,7 +849,7 @@ class PhotobucketIE(InfoExtractor):
                        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))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                        return
 
                # Extract URL, uploader, and title from webpage
@@ -899,7 +919,7 @@ class YahooIE(InfoExtractor):
                        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))
+                               self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                                return
 
                        mobj = re.search(r'\("id", "([0-9]+)"\);', webpage)
@@ -923,7 +943,7 @@ class YahooIE(InfoExtractor):
                        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))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                        return
 
                # Extract uploader and title from webpage
@@ -981,7 +1001,7 @@ class YahooIE(InfoExtractor):
                        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))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                        return
 
                # Extract media URL from playlist XML
@@ -1010,7 +1030,7 @@ 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]+)'
+       _VALID_URL = r'(?:https?://)?(?:(?:www|player).)?vimeo\.com/(?:(?:groups|album)/[^/]+/)?(?:videos?/)?([0-9]+)'
        IE_NAME = u'vimeo'
 
        def __init__(self, downloader=None):
@@ -1039,7 +1059,7 @@ class VimeoIE(InfoExtractor):
                        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))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                        return
 
                # Now we begin extracting as much information as we can from what we
@@ -1080,21 +1100,32 @@ class VimeoIE(InfoExtractor):
                timestamp = config['request']['timestamp']
 
                # Vimeo specific: extract video codec and quality information
+               # First consider quality, then codecs, then take everything
                # TODO bind to format param
                codecs = [('h264', 'mp4'), ('vp8', 'flv'), ('vp6', 'flv')]
-               for codec in codecs:
-                       if codec[0] in config["video"]["files"]:
-                               video_codec = codec[0]
-                               video_extension = codec[1]
-                               if 'hd' in config["video"]["files"][codec[0]]: quality = 'hd'
-                               else: quality = 'sd'
+               files = { 'hd': [], 'sd': [], 'other': []}
+               for codec_name, codec_extension in codecs:
+                       if codec_name in config["video"]["files"]:
+                               if 'hd' in config["video"]["files"][codec_name]:
+                                       files['hd'].append((codec_name, codec_extension, 'hd'))
+                               elif 'sd' in config["video"]["files"][codec_name]:
+                                       files['sd'].append((codec_name, codec_extension, 'sd'))
+                               else:
+                                       files['other'].append((codec_name, codec_extension, config["video"]["files"][codec_name][0]))
+
+               for quality in ('hd', 'sd', 'other'):
+                       if len(files[quality]) > 0:
+                               video_quality = files[quality][0][2]
+                               video_codec = files[quality][0][0]
+                               video_extension = files[quality][0][1]
+                               self._downloader.to_screen(u'[vimeo] %s: Downloading %s file at %s quality' % (video_id, video_codec.upper(), video_quality))
                                break
                else:
                        self._downloader.trouble(u'ERROR: no known codec found')
                        return
 
                video_url = "http://player.vimeo.com/play_redirect?clip_id=%s&sig=%s&time=%s&quality=%s&codecs=%s&type=moogaloop_local&embed_location=" \
-                                       %(video_id, sig, timestamp, quality, video_codec.upper())
+                                       %(video_id, sig, timestamp, video_quality, video_codec.upper())
 
                return [{
                        'id':           video_id,
@@ -1109,6 +1140,143 @@ class VimeoIE(InfoExtractor):
                }]
 
 
+class ArteTvIE(InfoExtractor):
+       """arte.tv information extractor."""
+
+       _VALID_URL = r'(?:http://)?videos\.arte\.tv/(?:fr|de)/videos/.*'
+       _LIVE_URL = r'index-[0-9]+\.html$'
+
+       IE_NAME = u'arte.tv'
+
+       def __init__(self, downloader=None):
+               InfoExtractor.__init__(self, downloader)
+
+       def report_download_webpage(self, video_id):
+               """Report webpage download."""
+               self._downloader.to_screen(u'[arte.tv] %s: Downloading webpage' % video_id)
+
+       def report_extraction(self, video_id):
+               """Report information extraction."""
+               self._downloader.to_screen(u'[arte.tv] %s: Extracting information' % video_id)
+
+       def fetch_webpage(self, url):
+               self._downloader.increment_downloads()
+               request = urllib2.Request(url)
+               try:
+                       self.report_download_webpage(url)
+                       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:
+                       self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
+                       return
+               return webpage
+
+       def grep_webpage(self, url, regex, regexFlags, matchTuples):
+               page = self.fetch_webpage(url)
+               mobj = re.search(regex, page, regexFlags)
+               info = {}
+
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
+                       return
+
+               for (i, key, err) in matchTuples:
+                       if mobj.group(i) is None:
+                               self._downloader.trouble(err)
+                               return
+                       else:
+                               info[key] = mobj.group(i)
+
+               return info
+
+       def extractLiveStream(self, url):
+               video_lang = url.split('/')[-4]
+               info = self.grep_webpage(
+                       url,
+                       r'src="(.*?/videothek_js.*?\.js)',
+                       0,
+                       [
+                               (1, 'url', u'ERROR: Invalid URL: %s' % url)
+                       ]
+               )
+               http_host = url.split('/')[2]
+               next_url = 'http://%s%s' % (http_host, urllib.unquote(info.get('url')))
+               info = self.grep_webpage(
+                       next_url,
+                       r'(s_artestras_scst_geoFRDE_' + video_lang + '.*?)\'.*?' +
+                               '(http://.*?\.swf).*?' +
+                               '(rtmp://.*?)\'',
+                       re.DOTALL,
+                       [
+                               (1, 'path',   u'ERROR: could not extract video path: %s' % url),
+                               (2, 'player', u'ERROR: could not extract video player: %s' % url),
+                               (3, 'url',    u'ERROR: could not extract video url: %s' % url)
+                       ]
+               )
+               video_url = u'%s/%s' % (info.get('url'), info.get('path'))
+
+       def extractPlus7Stream(self, url):
+               video_lang = url.split('/')[-3]
+               info = self.grep_webpage(
+                       url,
+                       r'param name="movie".*?videorefFileUrl=(http[^\'"&]*)',
+                       0,
+                       [
+                               (1, 'url', u'ERROR: Invalid URL: %s' % url)
+                       ]
+               )
+               next_url = urllib.unquote(info.get('url'))
+               info = self.grep_webpage(
+                       next_url,
+                       r'<video lang="%s" ref="(http[^\'"&]*)' % video_lang,
+                       0,
+                       [
+                               (1, 'url', u'ERROR: Could not find <video> tag: %s' % url)
+                       ]
+               )
+               next_url = urllib.unquote(info.get('url'))
+
+               info = self.grep_webpage(
+                       next_url,
+                       r'<video id="(.*?)".*?>.*?' +
+                               '<name>(.*?)</name>.*?' +
+                               '<dateVideo>(.*?)</dateVideo>.*?' +
+                               '<url quality="hd">(.*?)</url>',
+                       re.DOTALL,
+                       [
+                               (1, 'id',    u'ERROR: could not extract video id: %s' % url),
+                               (2, 'title', u'ERROR: could not extract video title: %s' % url),
+                               (3, 'date',  u'ERROR: could not extract video date: %s' % url),
+                               (4, 'url',   u'ERROR: could not extract video url: %s' % url)
+                       ]
+               )
+
+               return {
+                       'id':           info.get('id'),
+                       'url':          urllib.unquote(info.get('url')),
+                       'uploader':     u'arte.tv',
+                       'upload_date':  info.get('date'),
+                       'title':        info.get('title'),
+                       'ext':          u'mp4',
+                       'format':       u'NA',
+                       'player_url':   None,
+               }
+
+       def _real_extract(self, url):
+               video_id = url.split('/')[-1]
+               self.report_extraction(video_id)
+
+               if re.search(self._LIVE_URL, video_id) is not None:
+                       self.extractLiveStream(url)
+                       return
+               else:
+                       info = self.extractPlus7Stream(url)
+
+               return [info]
+
+
 class GenericIE(InfoExtractor):
        """Generic last-resort information extractor."""
 
@@ -1194,7 +1362,7 @@ class GenericIE(InfoExtractor):
                        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))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                        return
                except ValueError, err:
                        # since this is the last-resort InfoExtractor, if
@@ -1315,7 +1483,7 @@ class YoutubeSearchIE(InfoExtractor):
                        try:
                                data = urllib2.urlopen(request).read()
                        except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                               self._downloader.trouble(u'ERROR: unable to download API page: %s' % str(err))
+                               self._downloader.trouble(u'ERROR: unable to download API page: %s' % compat_str(err))
                                return
                        api_response = json.loads(data)['data']
 
@@ -1392,7 +1560,7 @@ class GoogleSearchIE(InfoExtractor):
                        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))
+                               self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err))
                                return
 
                        # Extract video identifiers
@@ -1475,7 +1643,7 @@ class YahooSearchIE(InfoExtractor):
                        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))
+                               self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err))
                                return
 
                        # Extract video identifiers
@@ -1501,9 +1669,9 @@ class YahooSearchIE(InfoExtractor):
 class YoutubePlaylistIE(InfoExtractor):
        """Information Extractor for YouTube playlists."""
 
-       _VALID_URL = r'(?:https?://)?(?:\w+\.)?youtube\.com/(?:(?:course|view_play_list|my_playlists|artist|playlist)\?.*?(p|a|list)=|user/.*?/user/|p/|user/.*?#[pg]/c/)(?:PL)?([0-9A-Za-z-_]+)(?:/.*?/([0-9A-Za-z_-]+))?.*'
+       _VALID_URL = r'(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:(?:course|view_play_list|my_playlists|artist|playlist)\?.*?(p|a|list)=|user/.*?/user/|p/|user/.*?#[pg]/c/)(?:PL|EC)?|PL|EC)([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_TEMPLATE = r'/watch\?v=(.+?)&amp;list=.*?%s'
+       _VIDEO_INDICATOR_TEMPLATE = r'/watch\?v=(.+?)&amp;([^&"]+&amp;)*list=.*?%s'
        _MORE_PAGES_INDICATOR = r'yt-uix-pager-next'
        IE_NAME = u'youtube:playlist'
 
@@ -1545,7 +1713,7 @@ class YoutubePlaylistIE(InfoExtractor):
                        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))
+                               self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err))
                                return
 
                        # Extract video identifiers
@@ -1571,6 +1739,56 @@ class YoutubePlaylistIE(InfoExtractor):
                return
 
 
+class YoutubeChannelIE(InfoExtractor):
+       """Information Extractor for YouTube channels."""
+
+       _VALID_URL = r"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)(?:/.*)?$"
+       _TEMPLATE_URL = 'http://www.youtube.com/channel/%s/videos?sort=da&flow=list&view=0&page=%s&gl=US&hl=en'
+       _MORE_PAGES_INDICATOR = r'yt-uix-button-content">Next' # TODO
+       IE_NAME = u'youtube:channel'
+
+       def report_download_page(self, channel_id, pagenum):
+               """Report attempt to download channel page with given number."""
+               self._downloader.to_screen(u'[youtube] Channel %s: Downloading page #%s' % (channel_id, pagenum))
+
+       def _real_extract(self, url):
+               # Extract channel id
+               mobj = re.match(self._VALID_URL, url)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: invalid url: %s' % url)
+                       return
+
+               # Download channel pages
+               channel_id = mobj.group(1)
+               video_ids = []
+               pagenum = 1
+
+               while True:
+                       self.report_download_page(channel_id, pagenum)
+                       url = self._TEMPLATE_URL % (channel_id, pagenum)
+                       request = urllib2.Request(url)
+                       try:
+                               page = urllib2.urlopen(request).read()
+                       except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                               self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err))
+                               return
+
+                       # Extract video identifiers
+                       ids_in_page = []
+                       for mobj in re.finditer(r'href="/watch\?v=([0-9A-Za-z_-]+)&', 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._downloader.download(['http://www.youtube.com/watch?v=%s' % id])
+               return
+
+
 class YoutubeUserIE(InfoExtractor):
        """Information Extractor for YouTube users."""
 
@@ -1615,7 +1833,7 @@ class YoutubeUserIE(InfoExtractor):
                        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))
+                               self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err))
                                return
 
                        # Extract video identifiers
@@ -1687,7 +1905,7 @@ class BlipTVUserIE(InfoExtractor):
                        mobj = re.search(r'data-users-id="([^"]+)"', page)
                        page_base = page_base % mobj.group(1)
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download webpage: %s' % compat_str(err))
                        return
 
 
@@ -1775,7 +1993,7 @@ class DepositFilesIE(InfoExtractor):
                        self.report_download_webpage(file_id)
                        webpage = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: Unable to retrieve file webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve file webpage: %s' % compat_str(err))
                        return
 
                # Search for the real file URL
@@ -1892,7 +2110,7 @@ class FacebookIE(InfoExtractor):
                                else:
                                        raise netrc.NetrcParseError('No authenticators for %s' % self._NETRC_MACHINE)
                        except (IOError, netrc.NetrcParseError), err:
-                               self._downloader.to_stderr(u'WARNING: parsing .netrc: %s' % str(err))
+                               self._downloader.to_stderr(u'WARNING: parsing .netrc: %s' % compat_str(err))
                                return
 
                if useremail is None:
@@ -1912,7 +2130,7 @@ class FacebookIE(InfoExtractor):
                                self._downloader.to_stderr(u'WARNING: unable to log in: bad username/password, or exceded login rate limit (~3/min). Check credentials or wait.')
                                return
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.to_stderr(u'WARNING: unable to log in: %s' % str(err))
+                       self._downloader.to_stderr(u'WARNING: unable to log in: %s' % compat_str(err))
                        return
 
        def _real_extract(self, url):
@@ -1929,7 +2147,7 @@ class FacebookIE(InfoExtractor):
                        page = urllib2.urlopen(request)
                        video_webpage = page.read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % compat_str(err))
                        return
 
                # Start extracting information
@@ -2063,13 +2281,13 @@ class BlipTVIE(InfoExtractor):
                                        'urlhandle': urlh
                                }
                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 info webpage: %s' % compat_str(err))
                        return
                if info is None: # Regular URL
                        try:
                                json_code = urlh.read()
                        except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                               self._downloader.trouble(u'ERROR: unable to read video info webpage: %s' % str(err))
+                               self._downloader.trouble(u'ERROR: unable to read video info webpage: %s' % compat_str(err))
                                return
 
                        try:
@@ -2137,7 +2355,7 @@ class MyVideoIE(InfoExtractor):
                        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))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                        return
 
                self.report_extraction(video_id)
@@ -2172,6 +2390,25 @@ class ComedyCentralIE(InfoExtractor):
        _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'
 
+       _available_formats = ['3500', '2200', '1700', '1200', '750', '400']
+
+       _video_extensions = {
+               '3500': 'mp4',
+               '2200': 'mp4',
+               '1700': 'mp4',
+               '1200': 'mp4',
+               '750': 'mp4',
+               '400': 'mp4',
+       }
+       _video_dimensions = {
+               '3500': '1280x720',
+               '2200': '960x540',
+               '1700': '768x432',
+               '1200': '640x360',
+               '750': '512x288',
+               '400': '384x216',
+       }
+
        def report_extraction(self, episode_id):
                self._downloader.to_screen(u'[comedycentral] %s: Extracting information' % episode_id)
 
@@ -2184,6 +2421,13 @@ class ComedyCentralIE(InfoExtractor):
        def report_player_url(self, episode_id):
                self._downloader.to_screen(u'[comedycentral] %s: Determining player URL' % episode_id)
 
+
+       def _print_formats(self, formats):
+               print('Available formats:')
+               for x in formats:
+                       print('%s\t:\t%s\t[%s]' %(x, self._video_extensions.get(x, 'mp4'), self._video_dimensions.get(x, '???')))
+
+
        def _real_extract(self, url):
                mobj = re.match(self._VALID_URL, url)
                if mobj is None:
@@ -2224,10 +2468,19 @@ class ComedyCentralIE(InfoExtractor):
                        epTitle = mobj.group('episode')
 
                mMovieParams = re.findall('(?:<param name="movie" value="|var url = ")(http://media.mtvnservices.com/([^"]*episode.*?:.*?))"', html)
+
                if len(mMovieParams) == 0:
-                       self._downloader.trouble(u'ERROR: unable to find Flash URL in webpage ' + url)
-                       return
+                       # The Colbert Report embeds the information in a without
+                       # a URL prefix; so extract the alternate reference
+                       # and then add the URL prefix manually.
 
+                       altMovieParams = re.findall('data-mgid="([^"]*episode.*?:.*?)"', html)
+                       if len(altMovieParams) == 0:
+                               self._downloader.trouble(u'ERROR: unable to find Flash URL in webpage ' + url)
+                               return
+                       else:
+                               mMovieParams = [("http://media.mtvnservices.com/" + altMovieParams[0], altMovieParams[0])]
+               
                playerUrl_raw = mMovieParams[0][0]
                self.report_player_url(epTitle)
                try:
@@ -2276,10 +2529,31 @@ class ComedyCentralIE(InfoExtractor):
                        if len(turls) == 0:
                                self._downloader.trouble(u'\nERROR: unable to download ' + mediaId + ': No videos found')
                                continue
+                       
+                       if self._downloader.params.get('listformats', None):
+                               self._print_formats([i[0] for i in turls])
+                               return
 
                        # For now, just pick the highest bitrate
                        format,video_url = turls[-1]
 
+                       # Get the format arg from the arg stream
+                       req_format = self._downloader.params.get('format', None)
+
+                       # Select format if we can find one
+                       for f,v in turls:
+                               if f == req_format:
+                                       format, video_url = f, v
+                                       break
+
+                       # Patch to download from alternative CDN, which does not
+                       # break on current RTMPDump builds
+                       broken_cdn = "rtmpe://viacomccstrmfs.fplive.net/viacomccstrm/gsp.comedystor/"
+                       better_cdn = "rtmpe://cp10740.edgefcs.net/ondemand/mtvnorigin/gsp.comedystor/"
+
+                       if video_url.startswith(broken_cdn):
+                               video_url = video_url.replace(broken_cdn, better_cdn)
+
                        effTitle = showId + u'-' + epTitle
                        info = {
                                'id': shortMediaId,
@@ -2291,7 +2565,7 @@ class ComedyCentralIE(InfoExtractor):
                                'format': format,
                                'thumbnail': None,
                                'description': officialTitle,
-                               'player_url': playerUrl
+                               'player_url': None #playerUrl
                        }
 
                        results.append(info)
@@ -2399,7 +2673,7 @@ class CollegeHumorIE(InfoExtractor):
                try:
                        webpage = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % compat_str(err))
                        return
 
                m = re.search(r'id="video:(?P<internalvideoid>[0-9]+)"', webpage)
@@ -2418,7 +2692,7 @@ class CollegeHumorIE(InfoExtractor):
                try:
                        metaXml = urllib2.urlopen(xmlUrl).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download video info XML: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download video info XML: %s' % compat_str(err))
                        return
 
                mdoc = xml.etree.ElementTree.fromstring(metaXml)
@@ -2464,7 +2738,7 @@ class XVideosIE(InfoExtractor):
                try:
                        webpage = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % compat_str(err))
                        return
 
                self.report_extraction(video_id)
@@ -2550,7 +2824,7 @@ class SoundcloudIE(InfoExtractor):
                try:
                        webpage = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % compat_str(err))
                        return
 
                self.report_extraction('%s/%s' % (uploader, slug_title))
@@ -2577,7 +2851,7 @@ class SoundcloudIE(InfoExtractor):
                mobj = re.search('track-description-value"><p>(.*?)</p>', webpage)
                if mobj:
                        description = mobj.group(1)
-               
+
                # upload date
                upload_date = None
                mobj = re.search("pretty-date'>on ([\w]+ [\d]+, [\d]+ \d+:\d+)</abbr></h2>", webpage)
@@ -2585,7 +2859,7 @@ class SoundcloudIE(InfoExtractor):
                        try:
                                upload_date = datetime.datetime.strptime(mobj.group(1), '%B %d, %Y %H:%M').strftime('%Y%m%d')
                        except Exception, e:
-                               self._downloader.to_stderr(str(e))
+                               self._downloader.to_stderr(compat_str(e))
 
                # for soundcloud, a request to a cross domain is required for cookies
                request = urllib2.Request('http://media.soundcloud.com/crossdomain.xml', std_headers)
@@ -2629,7 +2903,7 @@ class InfoQIE(InfoExtractor):
                try:
                        webpage = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % compat_str(err))
                        return
 
                self.report_extraction(url)
@@ -2715,15 +2989,15 @@ class MixcloudIE(InfoExtractor):
                return None
 
        def _print_formats(self, formats):
-               print 'Available formats:'
+               print('Available formats:')
                for fmt in formats.keys():
                        for b in formats[fmt]:
                                try:
                                        ext = formats[fmt][b][0]
-                                       print '%s\t%s\t[%s]' % (fmt, b, ext.split('.')[-1])
+                                       print('%s\t%s\t[%s]' % (fmt, b, ext.split('.')[-1]))
                                except TypeError: # we have no bitrate info
                                        ext = formats[fmt][0]
-                                       print '%s\t%s\t[%s]' % (fmt, '??', ext.split('.')[-1])
+                                       print('%s\t%s\t[%s]' % (fmt, '??', ext.split('.')[-1]))
                                        break
 
        def _real_extract(self, url):
@@ -2743,7 +3017,7 @@ class MixcloudIE(InfoExtractor):
                        self.report_download_json(file_url)
                        jsonData = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: Unable to retrieve file: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve file: %s' % compat_str(err))
                        return
 
                # parse JSON
@@ -2927,7 +3201,7 @@ class MTVIE(InfoExtractor):
                try:
                        webpage = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % compat_str(err))
                        return
 
                mobj = re.search(r'<meta name="mtv_vt" content="([^"]+)"/>', webpage)
@@ -2960,7 +3234,7 @@ class MTVIE(InfoExtractor):
                try:
                        metadataXml = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: unable to download video metadata: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: unable to download video metadata: %s' % compat_str(err))
                        return
 
                mdoc = xml.etree.ElementTree.fromstring(metadataXml)
@@ -3047,7 +3321,7 @@ class YoukuIE(InfoExtractor):
                        self.report_download_webpage(video_id)
                        jsondata = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error) as err:
-                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                        return
 
                self.report_extraction(video_id)
@@ -3223,7 +3497,7 @@ class GooglePlusIE(InfoExtractor):
                try:
                        webpage = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self._downloader.trouble(u'ERROR: Unable to retrieve entry webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve entry webpage: %s' % compat_str(err))
                        return
 
                # Extract update date
@@ -3265,7 +3539,7 @@ class GooglePlusIE(InfoExtractor):
                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))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % compat_str(err))
                        return
                self.report_extract_vid_page(video_page)