]> Raphaël G. Git Repositories - youtubedl/blobdiff - youtube-dl
Merge commit 'upstream/2011.08.04'
[youtubedl] / youtube-dl
index 48c13b701cce6d13382eae08e84b25cf60396600..e8b19c8d0a6a90265a17000522e5a4e455bb1149 100755 (executable)
@@ -3,7 +3,16 @@
 # Author: Ricardo Garcia Gonzalez
 # Author: Danny Colligan
 # Author: Benjamin Johnson
+# Author: Vasyl' Vavrychuk
+# Author: Witold Baryluk
+# Author: Paweł Paprota
+# Author: Gergely Imreh
 # License: Public domain code
+import cookielib
+import ctypes
+import datetime
+import email.utils
+import gzip
 import htmlentitydefs
 import httplib
 import locale
@@ -14,11 +23,13 @@ import os.path
 import re
 import socket
 import string
+import StringIO
 import subprocess
 import sys
 import time
 import urllib
 import urllib2
+import zlib
 
 # parse_qs was moved from the cgi module to the urlparse module recently.
 try:
@@ -27,9 +38,10 @@ except ImportError:
        from cgi import parse_qs
 
 std_headers = {
-       'User-Agent': 'Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.7) Gecko/20100720 Firefox/3.6.7',
+       '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',
        'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
+       'Accept-Encoding': 'gzip, deflate',
        'Accept-Language': 'en-us,en;q=0.5',
 }
 
@@ -53,7 +65,7 @@ def preferredencoding():
 
 def htmlentity_transform(matchobj):
        """Transforms an HTML entity to a Unicode character.
-       
+
        This function receives a match object and is intended to be used with
        the re.sub() function.
        """
@@ -94,6 +106,9 @@ def sanitize_open(filename, open_mode):
        """
        try:
                if filename == u'-':
+                       if sys.platform == 'win32':
+                               import msvcrt
+                               msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
                        return (sys.stdout, filename)
                stream = open(filename, open_mode)
                return (stream, filename)
@@ -105,10 +120,17 @@ 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
 
 class DownloadError(Exception):
        """Download Error exception.
-       
+
        This exception may be thrown by FileDownloader objects if they are not
        configured to continue on errors. They will contain the appropriate
        error message.
@@ -154,6 +176,64 @@ class ContentTooShortError(Exception):
                self.downloaded = downloaded
                self.expected = expected
 
+class YoutubeDLHandler(urllib2.HTTPHandler):
+       """Handler for HTTP requests and responses.
+
+       This class, when installed with an OpenerDirector, automatically adds
+       the standard headers to every HTTP request and handles gzipped and
+       deflated responses from web servers. If compression is to be avoided in
+       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/
+         
+       Andrew Rowls, the author of that code, agreed to release it to the
+       public domain.
+       """
+
+       @staticmethod
+       def deflate(data):
+               try:
+                       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'):
+                       return urllib2.addinfourl(stream, headers, url, code)
+               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:
+                               del req.headers[h]
+                       req.add_header(h, std_headers[h])
+               if 'Youtubedl-no-compression' in req.headers:
+                       if 'Accept-encoding' in req.headers:
+                               del req.headers['Accept-encoding']
+                       del req.headers['Youtubedl-no-compression']
+               return req
+
+       def http_response(self, req, resp):
+               old_resp = resp
+               # gzip
+               if resp.headers.get('Content-encoding', '') == 'gzip':
+                       gz = gzip.GzipFile(fileobj=StringIO.StringIO(resp.read()), mode='r')
+                       resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code)
+                       resp.msg = old_resp.msg
+               # deflate
+               if resp.headers.get('Content-encoding', '') == 'deflate':
+                       gz = StringIO.StringIO(self.deflate(resp.read()))
+                       resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code)
+                       resp.msg = old_resp.msg
+               return resp
+
 class FileDownloader(object):
        """File Downloader class.
 
@@ -181,22 +261,31 @@ class FileDownloader(object):
 
        Available options:
 
-       username:       Username for authentication purposes.
-       password:       Password for authentication purposes.
-       usenetrc:       Use netrc for authentication instead.
-       quiet:          Do not print messages to stdout.
-       forceurl:       Force printing final URL.
-       forcetitle:     Force printing title.
-       simulate:       Do not download the video files.
-       format:         Video format code.
-       format_limit:   Highest quality format to try.
-       outtmpl:        Template for output names.
-       ignoreerrors:   Do not stop on download errors.
-       ratelimit:      Download speed limit, in bytes/sec.
-       nooverwrites:   Prevent overwriting files.
-       retries:        Number of times to retry for HTTP error 503
-       continuedl:     Try to continue downloads if possible.
-       noprogress:     Do not print the progress bar.
+       username:         Username for authentication purposes.
+       password:         Password for authentication purposes.
+       usenetrc:         Use netrc for authentication instead.
+       quiet:            Do not print messages to stdout.
+       forceurl:         Force printing final URL.
+       forcetitle:       Force printing title.
+       forcethumbnail:   Force printing thumbnail URL.
+       forcedescription: Force printing description.
+       forcefilename:    Force printing final filename.
+       simulate:         Do not download the video files.
+       format:           Video format code.
+       format_limit:     Highest quality format to try.
+       outtmpl:          Template for output names.
+       ignoreerrors:     Do not stop on download errors.
+       ratelimit:        Download speed limit, in bytes/sec.
+       nooverwrites:     Prevent overwriting files.
+       retries:          Number of times to retry for HTTP error 5xx
+       continuedl:       Try to continue downloads if possible.
+       noprogress:       Do not print the progress bar.
+       playliststart:    Playlist item to start at.
+       playlistend:      Playlist item to end at.
+       logtostderr:      Log messages to stderr instead of stdout.
+       consoletitle:     Display progress in console window's titlebar.
+       nopart:           Do not use temporary .part files.
+       updatetime:       Use the Last-modified header to set output file timestamps.
        """
 
        params = None
@@ -204,6 +293,7 @@ class FileDownloader(object):
        _pps = []
        _download_retcode = None
        _num_downloads = None
+       _screen_file = None
 
        def __init__(self, params):
                """Create a FileDownloader object with the given options."""
@@ -211,8 +301,9 @@ class FileDownloader(object):
                self._pps = []
                self._download_retcode = 0
                self._num_downloads = 0
+               self._screen_file = [sys.stdout, sys.stderr][params.get('logtostderr', False)]
                self.params = params
-       
+
        @staticmethod
        def pmkdir(filename):
                """Create directory components in filename. Similar to Unix "mkdir -p"."""
@@ -222,7 +313,7 @@ class FileDownloader(object):
                for dir in aggregate:
                        if not os.path.exists(dir):
                                os.mkdir(dir)
-       
+
        @staticmethod
        def format_bytes(bytes):
                if bytes is None:
@@ -287,40 +378,42 @@ class FileDownloader(object):
                multiplier = 1024.0 ** 'bkmgtpezy'.index(matchobj.group(2).lower())
                return long(round(number * multiplier))
 
-       @staticmethod
-       def verify_url(url):
-               """Verify a URL is valid and data could be downloaded. Return real data URL."""
-               request = urllib2.Request(url, None, std_headers)
-               data = urllib2.urlopen(request)
-               data.read(1)
-               url = data.geturl()
-               data.close()
-               return url
-
        def add_info_extractor(self, ie):
                """Add an InfoExtractor object to the end of the list."""
                self._ies.append(ie)
                ie.set_downloader(self)
-       
+
        def add_post_processor(self, pp):
                """Add a PostProcessor object to the end of the chain."""
                self._pps.append(pp)
                pp.set_downloader(self)
-       
-       def to_stdout(self, message, skip_eol=False, ignore_encoding_errors=False):
+
+       def to_screen(self, message, skip_eol=False, ignore_encoding_errors=False):
                """Print message to stdout if not in quiet mode."""
                try:
                        if not self.params.get('quiet', False):
-                               print (u'%s%s' % (message, [u'\n', u''][skip_eol])).encode(preferredencoding()),
-                       sys.stdout.flush()
+                               terminator = [u'\n', u''][skip_eol]
+                               print >>self._screen_file, (u'%s%s' % (message, terminator)).encode(preferredencoding()),
+                       self._screen_file.flush()
                except (UnicodeEncodeError), err:
                        if not ignore_encoding_errors:
                                raise
-       
+
        def to_stderr(self, message):
                """Print message to stderr."""
                print >>sys.stderr, message.encode(preferredencoding())
-       
+
+       def to_cons_title(self, message):
+               """Set console/terminal window title to message."""
+               if not self.params.get('consoletitle', False):
+                       return
+               if os.name == 'nt' and ctypes.windll.kernel32.GetConsoleWindow():
+                       # c_wchar_p() might not be necessary if `message` is
+                       # already of type unicode()
+                       ctypes.windll.kernel32.SetConsoleTitleW(ctypes.c_wchar_p(message))
+               elif 'TERM' in os.environ:
+                       sys.stderr.write('\033]0;%s\007' % message.encode(preferredencoding()))
+
        def fixed_template(self):
                """Checks if the output template is fixed."""
                return (re.search(ur'(?u)%\(.+?\)s', self.params['outtmpl']) is None)
@@ -351,58 +444,103 @@ class FileDownloader(object):
                if speed > rate_limit:
                        time.sleep((byte_counter - rate_limit * (now - start_time)) / rate_limit)
 
+       def temp_name(self, filename):
+               """Returns a temporary filename for the given filename."""
+               if self.params.get('nopart', False) or filename == u'-' or \
+                               (os.path.exists(filename) and not os.path.isfile(filename)):
+                       return filename
+               return filename + u'.part'
+
+       def undo_temp_name(self, filename):
+               if filename.endswith(u'.part'):
+                       return filename[:-len(u'.part')]
+               return filename
+
+       def try_rename(self, old_filename, new_filename):
+               try:
+                       if old_filename == new_filename:
+                               return
+                       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:
+                       return
+               if not os.path.isfile(filename):
+                       return
+               timestr = last_modified_hdr
+               if timestr is None:
+                       return
+               filetime = timeconvert(timestr)
+               if filetime is None:
+                       return
+               try:
+                       os.utime(filename,(time.time(), filetime))
+               except:
+                       pass
+
        def report_destination(self, filename):
                """Report destination filename."""
-               self.to_stdout(u'[download] Destination: %s' % filename, ignore_encoding_errors=True)
-       
+               self.to_screen(u'[download] Destination: %s' % filename, ignore_encoding_errors=True)
+
        def report_progress(self, percent_str, data_len_str, speed_str, eta_str):
                """Report download progress."""
                if self.params.get('noprogress', False):
                        return
-               self.to_stdout(u'\r[download] %s of %s at %s ETA %s' %
+               self.to_screen(u'\r[download] %s of %s at %s ETA %s' %
                                (percent_str, data_len_str, speed_str, eta_str), skip_eol=True)
+               self.to_cons_title(u'youtube-dl - %s of %s at %s ETA %s' %
+                               (percent_str.strip(), data_len_str.strip(), speed_str.strip(), eta_str.strip()))
 
        def report_resuming_byte(self, resume_len):
-               """Report attemtp to resume at given byte."""
-               self.to_stdout(u'[download] Resuming download at byte %s' % resume_len)
-       
+               """Report attempt to resume at given byte."""
+               self.to_screen(u'[download] Resuming download at byte %s' % resume_len)
+
        def report_retry(self, count, retries):
-               """Report retry in case of HTTP error 503"""
-               self.to_stdout(u'[download] Got HTTP error 503. Retrying (attempt %d of %d)...' % (count, retries))
-       
+               """Report retry in case of HTTP error 5xx"""
+               self.to_screen(u'[download] Got server HTTP error. Retrying (attempt %d of %d)...' % (count, retries))
+
        def report_file_already_downloaded(self, file_name):
                """Report file has already been fully downloaded."""
                try:
-                       self.to_stdout(u'[download] %s has already been downloaded' % file_name)
+                       self.to_screen(u'[download] %s has already been downloaded' % file_name)
                except (UnicodeEncodeError), err:
-                       self.to_stdout(u'[download] The file has already been downloaded')
-       
+                       self.to_screen(u'[download] The file has already been downloaded')
+
        def report_unable_to_resume(self):
                """Report it was impossible to resume download."""
-               self.to_stdout(u'[download] Unable to resume')
-       
+               self.to_screen(u'[download] Unable to resume')
+
        def report_finish(self):
                """Report download finished."""
                if self.params.get('noprogress', False):
-                       self.to_stdout(u'[download] Download completed')
+                       self.to_screen(u'[download] Download completed')
                else:
-                       self.to_stdout(u'')
-       
+                       self.to_screen(u'')
+
        def increment_downloads(self):
                """Increment the ordinal that assigns a number to each file."""
                self._num_downloads += 1
 
+       def prepare_filename(self, info_dict):
+               """Generate the output filename."""
+               try:
+                       template_dict = dict(info_dict)
+                       template_dict['epoch'] = unicode(long(time.time()))
+                       template_dict['autonumber'] = unicode('%05d' % self._num_downloads)
+                       filename = self.params['outtmpl'] % template_dict
+                       return filename
+               except (ValueError, KeyError), err:
+                       self.trouble(u'ERROR: invalid system charset or erroneous output template')
+                       return None
+
        def process_info(self, info_dict):
                """Process a single dictionary returned by an InfoExtractor."""
+               filename = self.prepare_filename(info_dict)
                # Do nothing else if in simulate mode
                if self.params.get('simulate', False):
-                       # Verify URL if it's an HTTP one
-                       if info_dict['url'].startswith('http'):
-                               try:
-                                       self.verify_url(info_dict['url'].encode('utf-8')).decode('utf-8')
-                               except (OSError, IOError, urllib2.URLError, httplib.HTTPException, socket.error), err:
-                                       raise UnavailableVideoError
-
                        # Forced printings
                        if self.params.get('forcetitle', False):
                                print info_dict['title'].encode(preferredencoding(), 'xmlcharrefreplace')
@@ -412,24 +550,21 @@ class FileDownloader(object):
                                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
-                       
-               try:
-                       template_dict = dict(info_dict)
-                       template_dict['epoch'] = unicode(long(time.time()))
-                       template_dict['ord'] = unicode('%05d' % self._num_downloads)
-                       filename = self.params['outtmpl'] % template_dict
-               except (ValueError, KeyError), err:
-                       self.trouble('ERROR: invalid output template or system charset: %s' % str(err))
+
+               if filename is None:
+                       return
                if self.params.get('nooverwrites', False) and os.path.exists(filename):
-                       self.to_stderr(u'WARNING: file exists: %s; skipping' % filename)
+                       self.to_stderr(u'WARNING: file exists and will be skipped')
                        return
 
                try:
                        self.pmkdir(filename)
                except (OSError, IOError), err:
-                       self.trouble('ERROR: unable to create directories: %s' % str(err))
+                       self.trouble(u'ERROR: unable to create directories: %s' % str(err))
                        return
 
                try:
@@ -437,17 +572,17 @@ class FileDownloader(object):
                except (OSError, IOError), err:
                        raise UnavailableVideoError
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
-                       self.trouble('ERROR: unable to download video data: %s' % str(err))
+                       self.trouble(u'ERROR: unable to download video data: %s' % str(err))
                        return
                except (ContentTooShortError, ), err:
-                       self.trouble('ERROR: content too short (expected %s bytes and served %s)' % (err.expected, err.downloaded))
+                       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('ERROR: postprocessing: %s' % str(err))
+                               self.trouble(u'ERROR: postprocessing: %s' % str(err))
                                return
 
        def download(self, url_list):
@@ -472,7 +607,7 @@ class FileDownloader(object):
                                break
 
                        if not suitable_found:
-                               self.trouble('ERROR: no suitable InfoExtractor: %s' % url)
+                               self.trouble(u'ERROR: no suitable InfoExtractor: %s' % url)
 
                return self._download_retcode
 
@@ -484,9 +619,10 @@ class FileDownloader(object):
                        info = pp.run(info)
                        if info is None:
                                break
-       
+
        def _download_with_rtmpdump(self, filename, url, player_url):
                self.report_destination(filename)
+               tmpfilename = self.temp_name(filename)
 
                # Check for rtmpdump first
                try:
@@ -498,36 +634,46 @@ class FileDownloader(object):
                # Download using rtmpdump. rtmpdump returns exit code 2 when
                # the connection was interrumpted and resuming appears to be
                # possible. This is part of rtmpdump's normal usage, AFAIK.
-               basic_args = ['rtmpdump', '-q'] + [[], ['-W', player_url]][player_url is not None] + ['-r', url, '-o', filename]
+               basic_args = ['rtmpdump', '-q'] + [[], ['-W', player_url]][player_url is not None] + ['-r', url, '-o', tmpfilename]
                retval = subprocess.call(basic_args + [[], ['-e', '-k', '1']][self.params.get('continuedl', False)])
                while retval == 2 or retval == 1:
-                       prevsize = os.path.getsize(filename)
-                       self.to_stdout(u'\r[rtmpdump] %s bytes' % prevsize, skip_eol=True)
+                       prevsize = os.path.getsize(tmpfilename)
+                       self.to_screen(u'\r[rtmpdump] %s bytes' % prevsize, skip_eol=True)
                        time.sleep(5.0) # This seems to be needed
                        retval = subprocess.call(basic_args + ['-e'] + [[], ['-k', '1']][retval == 1])
-                       cursize = os.path.getsize(filename)
+                       cursize = os.path.getsize(tmpfilename)
                        if prevsize == cursize and retval == 1:
                                break
                if retval == 0:
-                       self.to_stdout(u'\r[rtmpdump] %s bytes' % os.path.getsize(filename))
+                       self.to_screen(u'\r[rtmpdump] %s bytes' % os.path.getsize(tmpfilename))
+                       self.try_rename(tmpfilename, filename)
                        return True
                else:
-                       self.trouble('\nERROR: rtmpdump exited with code %d' % retval)
+                       self.trouble(u'\nERROR: rtmpdump exited with code %d' % retval)
                        return False
 
        def _do_download(self, filename, url, player_url):
+               # Check file already present
+               if self.params.get('continuedl', False) and os.path.isfile(filename) and not self.params.get('nopart', False):
+                       self.report_file_already_downloaded(filename)
+                       return True
+
                # Attempt to download using rtmpdump
                if url.startswith('rtmp'):
                        return self._download_with_rtmpdump(filename, url, player_url)
 
+               tmpfilename = self.temp_name(filename)
                stream = None
                open_mode = 'wb'
-               basic_request = urllib2.Request(url, None, std_headers)
-               request = urllib2.Request(url, None, std_headers)
+
+               # Do not include the Accept-Encoding header
+               headers = {'Youtubedl-no-compression': 'True'}
+               basic_request = urllib2.Request(url, None, headers)
+               request = urllib2.Request(url, None, headers)
 
                # Establish possible resume length
-               if os.path.isfile(filename):
-                       resume_len = os.path.getsize(filename)
+               if os.path.isfile(tmpfilename):
+                       resume_len = os.path.getsize(tmpfilename)
                else:
                        resume_len = 0
 
@@ -539,36 +685,57 @@ class FileDownloader(object):
 
                count = 0
                retries = self.params.get('retries', 0)
-               while True:
+               while count <= retries:
                        # Establish connection
                        try:
                                data = urllib2.urlopen(request)
                                break
                        except (urllib2.HTTPError, ), err:
-                               if err.code == 503:
-                                       # Retry in case of HTTP error 503
-                                       count += 1
-                                       if count <= retries:
-                                               self.report_retry(count, retries)
-                                               continue
-                               if err.code != 416: #  416 is 'Requested range not satisfiable'
+                               if (err.code < 500 or err.code >= 600) and err.code != 416:
+                                       # Unexpected HTTP error
                                        raise
-                               # Unable to resume
-                               data = urllib2.urlopen(basic_request)
-                               content_length = data.info()['Content-Length']
-
-                               if content_length is not None and long(content_length) == resume_len:
-                                       # Because the file had already been fully downloaded
-                                       self.report_file_already_downloaded(filename)
-                                       return True
-                               else:
-                                       # Because the server didn't let us
-                                       self.report_unable_to_resume()
-                                       open_mode = 'wb'
+                               elif err.code == 416:
+                                       # Unable to resume (requested range not satisfiable)
+                                       try:
+                                               # Open the connection again without the range header
+                                               data = urllib2.urlopen(basic_request)
+                                               content_length = data.info()['Content-Length']
+                                       except (urllib2.HTTPError, ), err:
+                                               if err.code < 500 or err.code >= 600:
+                                                       raise
+                                       else:
+                                               # Examine the reported length
+                                               if (content_length is not None and
+                                                   (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,
+                                                       # changing the file size slightly and causing problems for some users. So
+                                                       # I decided to implement a suggested change and consider the file
+                                                       # completely downloaded if the file size differs less than 100 bytes from
+                                                       # the one in the hard drive.
+                                                       self.report_file_already_downloaded(filename)
+                                                       self.try_rename(tmpfilename, filename)
+                                                       return True
+                                               else:
+                                                       # The length does not match, we start the download over
+                                                       self.report_unable_to_resume()
+                                                       open_mode = 'wb'
+                                                       break
+                       # Retry
+                       count += 1
+                       if count <= retries:
+                               self.report_retry(count, retries)
+
+               if count > retries:
+                       self.trouble(u'ERROR: giving up after %s retries' % retries)
+                       return False
 
                data_len = data.info().get('Content-length', None)
+               if data_len is not None:
+                       data_len = long(data_len) + resume_len
                data_len_str = self.format_bytes(data_len)
-               byte_counter = 0
+               byte_counter = 0 + resume_len
                block_size = 1024
                start = time.time()
                while True:
@@ -576,37 +743,45 @@ class FileDownloader(object):
                        before = time.time()
                        data_block = data.read(block_size)
                        after = time.time()
-                       data_block_len = len(data_block)
-                       if data_block_len == 0:
+                       if len(data_block) == 0:
                                break
-                       byte_counter += data_block_len
+                       byte_counter += len(data_block)
 
                        # Open file just in time
                        if stream is None:
                                try:
-                                       (stream, filename) = sanitize_open(filename, open_mode)
+                                       (stream, tmpfilename) = sanitize_open(tmpfilename, open_mode)
+                                       filename = self.undo_temp_name(tmpfilename)
                                        self.report_destination(filename)
                                except (OSError, IOError), err:
-                                       self.trouble('ERROR: unable to open for writing: %s' % str(err))
+                                       self.trouble(u'ERROR: unable to open for writing: %s' % str(err))
                                        return False
                        try:
                                stream.write(data_block)
                        except (IOError, OSError), err:
-                               self.trouble('\nERROR: unable to write data: %s' % str(err))
-                       block_size = self.best_block_size(after - before, data_block_len)
+                               self.trouble(u'\nERROR: unable to write data: %s' % str(err))
+                               return False
+                       block_size = self.best_block_size(after - before, len(data_block))
 
                        # Progress message
                        percent_str = self.calc_percent(byte_counter, data_len)
-                       eta_str = self.calc_eta(start, time.time(), data_len, byte_counter)
-                       speed_str = self.calc_speed(start, time.time(), byte_counter)
+                       eta_str = self.calc_eta(start, time.time(), data_len - resume_len, byte_counter - resume_len)
+                       speed_str = self.calc_speed(start, time.time(), byte_counter - resume_len)
                        self.report_progress(percent_str, data_len_str, speed_str, eta_str)
 
                        # Apply rate limit
-                       self.slow_down(start, byte_counter)
+                       self.slow_down(start, byte_counter - resume_len)
 
+               stream.close()
                self.report_finish()
-               if data_len is not None and str(byte_counter) != data_len:
+               if data_len is not None and byte_counter != data_len:
                        raise ContentTooShortError(byte_counter, long(data_len))
+               self.try_rename(tmpfilename, filename)
+
+               # Update file modification time
+               if self.params.get('updatetime', True):
+                       self.try_utime(filename, data.info().get('last-modified', None))
+
                return True
 
 class InfoExtractor(object):
@@ -671,7 +846,7 @@ class InfoExtractor(object):
        def set_downloader(self, downloader):
                """Sets the downloader for this IE."""
                self._downloader = downloader
-       
+
        def _real_initialize(self):
                """Real initialization process. Redefine in subclasses."""
                pass
@@ -683,9 +858,9 @@ class InfoExtractor(object):
 class YoutubeIE(InfoExtractor):
        """Information extractor for youtube.com."""
 
-       _VALID_URL = r'^((?:http://)?(?:youtu\.be/|(?:\w+\.)?youtube\.com/(?:(?:v/)|(?:(?:watch(?:_popup)?(?:\.php)?)?[\?#](?:.+&)?v=))))?([0-9A-Za-z_-]+)(?(1).+)?$'
+       _VALID_URL = r'^((?:https?://)?(?:youtu\.be/|(?:\w+\.)?youtube(?:-nocookie)?\.com/)(?:(?:(?:v|embed|e)/)|(?:(?:watch(?:_popup)?(?:\.php)?)?(?:\?|#!?)(?:.+&)?v=)))?([0-9A-Za-z_-]+)(?(1).+)?$'
        _LANG_URL = r'http://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1'
-       _LOGIN_URL = 'http://www.youtube.com/signup?next=/&gl=US&hl=en'
+       _LOGIN_URL = 'https://www.youtube.com/signup?next=/&gl=US&hl=en'
        _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
        _NETRC_MACHINE = 'youtube'
        # Listed in order of quality
@@ -707,36 +882,36 @@ class YoutubeIE(InfoExtractor):
 
        def report_lang(self):
                """Report attempt to set language."""
-               self._downloader.to_stdout(u'[youtube] Setting language')
+               self._downloader.to_screen(u'[youtube] Setting language')
 
        def report_login(self):
                """Report attempt to log in."""
-               self._downloader.to_stdout(u'[youtube] Logging in')
-       
+               self._downloader.to_screen(u'[youtube] Logging in')
+
        def report_age_confirmation(self):
                """Report attempt to confirm age."""
-               self._downloader.to_stdout(u'[youtube] Confirming age')
-       
+               self._downloader.to_screen(u'[youtube] Confirming age')
+
        def report_video_webpage_download(self, video_id):
                """Report attempt to download video webpage."""
-               self._downloader.to_stdout(u'[youtube] %s: Downloading video webpage' % video_id)
-       
+               self._downloader.to_screen(u'[youtube] %s: Downloading video webpage' % video_id)
+
        def report_video_info_webpage_download(self, video_id):
                """Report attempt to download video info webpage."""
-               self._downloader.to_stdout(u'[youtube] %s: Downloading video info webpage' % video_id)
-       
+               self._downloader.to_screen(u'[youtube] %s: Downloading video info webpage' % video_id)
+
        def report_information_extraction(self, video_id):
                """Report attempt to extract video information."""
-               self._downloader.to_stdout(u'[youtube] %s: Extracting video information' % video_id)
-       
+               self._downloader.to_screen(u'[youtube] %s: Extracting video information' % video_id)
+
        def report_unavailable_format(self, video_id, format):
                """Report extracted video URL."""
-               self._downloader.to_stdout(u'[youtube] %s: Format %s not available' % (video_id, format))
-       
+               self._downloader.to_screen(u'[youtube] %s: Format %s not available' % (video_id, format))
+
        def report_rtmp_download(self):
                """Indicate the download will use the RTMP protocol."""
-               self._downloader.to_stdout(u'[youtube] RTMP download detected')
-       
+               self._downloader.to_screen(u'[youtube] RTMP download detected')
+
        def _real_initialize(self):
                if self._downloader is None:
                        return
@@ -762,7 +937,7 @@ class YoutubeIE(InfoExtractor):
                                return
 
                # Set language
-               request = urllib2.Request(self._LANG_URL, None, std_headers)
+               request = urllib2.Request(self._LANG_URL)
                try:
                        self.report_lang()
                        urllib2.urlopen(request).read()
@@ -782,7 +957,7 @@ class YoutubeIE(InfoExtractor):
                                'username':     username,
                                'password':     password,
                                }
-               request = urllib2.Request(self._LOGIN_URL, urllib.urlencode(login_form), std_headers)
+               request = urllib2.Request(self._LOGIN_URL, urllib.urlencode(login_form))
                try:
                        self.report_login()
                        login_results = urllib2.urlopen(request).read()
@@ -792,13 +967,13 @@ class YoutubeIE(InfoExtractor):
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
                        self._downloader.to_stderr(u'WARNING: unable to log in: %s' % str(err))
                        return
-       
+
                # Confirm age
                age_form = {
                                'next_url':             '/',
                                'action_confirm':       'Confirm',
                                }
-               request = urllib2.Request(self._AGE_URL, urllib.urlencode(age_form), std_headers)
+               request = urllib2.Request(self._AGE_URL, urllib.urlencode(age_form))
                try:
                        self.report_age_confirmation()
                        age_results = urllib2.urlopen(request).read()
@@ -816,7 +991,7 @@ class YoutubeIE(InfoExtractor):
 
                # Get video webpage
                self.report_video_webpage_download(video_id)
-               request = urllib2.Request('http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id, None, std_headers)
+               request = urllib2.Request('http://www.youtube.com/watch?v=%s&gl=US&hl=en&amp;has_verified=1' % video_id)
                try:
                        video_webpage = urllib2.urlopen(request).read()
                except (urllib2.URLError, httplib.HTTPException, socket.error), err:
@@ -824,9 +999,9 @@ class YoutubeIE(InfoExtractor):
                        return
 
                # Attempt to extract SWF player URL
-               mobj = re.search(r'swfConfig.*"(http://.*?watch.*?-.*?\.swf)"', video_webpage)
+               mobj = re.search(r'swfConfig.*?"(http:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage)
                if mobj is not None:
-                       player_url = mobj.group(1)
+                       player_url = re.sub(r'\\(.)', r'\1', mobj.group(1))
                else:
                        player_url = None
 
@@ -835,7 +1010,7 @@ class YoutubeIE(InfoExtractor):
                for el_type in ['&el=embedded', '&el=detailpage', '&el=vevo', '']:
                        video_info_url = ('http://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en'
                                           % (video_id, el_type))
-                       request = urllib2.Request(video_info_url, None, std_headers)
+                       request = urllib2.Request(video_info_url)
                        try:
                                video_info_webpage = urllib2.urlopen(request).read()
                                video_info = parse_qs(video_info_webpage)
@@ -844,6 +1019,14 @@ class YoutubeIE(InfoExtractor):
                        except (urllib2.URLError, httplib.HTTPException, socket.error), err:
                                self._downloader.trouble(u'ERROR: unable to download video info webpage: %s' % str(err))
                                return
+               if 'token' not in video_info:
+                       if 'reason' in video_info:
+                               self._downloader.trouble(u'ERROR: YouTube said: %s' % video_info['reason'][0].decode('utf-8'))
+                       else:
+                               self._downloader.trouble(u'ERROR: "token" parameter not in video info for unknown reason')
+                       return
+
+               # Start extracting information
                self.report_information_extraction(video_id)
 
                # uploader
@@ -871,6 +1054,18 @@ class YoutubeIE(InfoExtractor):
                else:   # don't panic if we can't find it
                        video_thumbnail = urllib.unquote_plus(video_info['thumbnail_url'][0])
 
+               # upload date
+               upload_date = u'NA'
+               mobj = re.search(r'id="eow-date.*?>(.*?)</span>', video_webpage, re.DOTALL)
+               if mobj is not None:
+                       upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split())
+                       format_expressions = ['%d %B %Y', '%B %d %Y', '%b %d %Y']
+                       for expression in format_expressions:
+                               try:
+                                       upload_date = datetime.datetime.strptime(upload_date, expression).strftime('%Y%m%d')
+                               except:
+                                       pass
+
                # description
                video_description = 'No description available.'
                if self._downloader.params.get('forcedescription', False):
@@ -882,11 +1077,12 @@ class YoutubeIE(InfoExtractor):
                video_token = urllib.unquote_plus(video_info['token'][0])
 
                # Decide which formats to download
-               requested_format = self._downloader.params.get('format', None)
-               get_video_template = 'http://www.youtube.com/get_video?video_id=%s&t=%s&eurl=&el=&ps=&asv=&fmt=%%s' % (video_id, video_token)
+               req_format = self._downloader.params.get('format', None)
 
-               if 'fmt_url_map' in video_info:
-                       url_map = dict(tuple(pair.split('|')) for pair in video_info['fmt_url_map'][0].split(','))
+               if 'url_encoded_fmt_stream_map' in video_info and len(video_info['url_encoded_fmt_stream_map']) >= 1:
+                       url_data_strs = video_info['url_encoded_fmt_stream_map'][0].split(',')
+                       url_data = [dict(pairStr.split('=') for pairStr in uds.split('&')) for uds in url_data_strs]
+                       url_map = dict((ud['itag'], urllib.unquote(ud['url'])) for ud in url_data)
                        format_limit = self._downloader.params.get('format_limit', None)
                        if format_limit is not None and format_limit in self._available_formats:
                                format_list = self._available_formats[self._available_formats.index(format_limit):]
@@ -896,12 +1092,16 @@ class YoutubeIE(InfoExtractor):
                        if len(existing_formats) == 0:
                                self._downloader.trouble(u'ERROR: no known formats available for video')
                                return
-                       if requested_format is None:
-                               video_url_list = [(existing_formats[0], get_video_template % existing_formats[0])] # Best quality
-                       elif requested_format == '-1':
-                               video_url_list = [(f, get_video_template % f) for f in existing_formats] # All formats
+                       if req_format is None:
+                               video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
+                       elif req_format == '-1':
+                               video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
                        else:
-                               video_url_list = [(requested_format, get_video_template % requested_format)] # Specific format
+                               # Specific format
+                               if req_format not in url_map:
+                                       self._downloader.trouble(u'ERROR: requested format not available')
+                                       return
+                               video_url_list = [(req_format, url_map[req_format])] # Specific format
 
                elif 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
                        self.report_rtmp_download()
@@ -925,6 +1125,7 @@ class YoutubeIE(InfoExtractor):
                                        'id':           video_id.decode('utf-8'),
                                        'url':          video_real_url.decode('utf-8'),
                                        'uploader':     video_uploader.decode('utf-8'),
+                                       'upload_date':  upload_date,
                                        'title':        video_title,
                                        'stitle':       simple_title,
                                        'ext':          video_extension.decode('utf-8'),
@@ -934,7 +1135,7 @@ class YoutubeIE(InfoExtractor):
                                        'player_url':   player_url,
                                })
                        except UnavailableVideoError, err:
-                               self._downloader.trouble(u'ERROR: unable to download video (format may not be available)')
+                               self._downloader.trouble(u'\nERROR: unable to download video')
 
 
 class MetacafeIE(InfoExtractor):
@@ -955,23 +1156,23 @@ class MetacafeIE(InfoExtractor):
 
        def report_disclaimer(self):
                """Report disclaimer retrieval."""
-               self._downloader.to_stdout(u'[metacafe] Retrieving disclaimer')
+               self._downloader.to_screen(u'[metacafe] Retrieving disclaimer')
 
        def report_age_confirmation(self):
                """Report attempt to confirm age."""
-               self._downloader.to_stdout(u'[metacafe] Confirming age')
-       
+               self._downloader.to_screen(u'[metacafe] Confirming age')
+
        def report_download_webpage(self, video_id):
                """Report webpage download."""
-               self._downloader.to_stdout(u'[metacafe] %s: Downloading webpage' % video_id)
-       
+               self._downloader.to_screen(u'[metacafe] %s: Downloading webpage' % video_id)
+
        def report_extraction(self, video_id):
                """Report information extraction."""
-               self._downloader.to_stdout(u'[metacafe] %s: Extracting information' % video_id)
+               self._downloader.to_screen(u'[metacafe] %s: Extracting information' % video_id)
 
        def _real_initialize(self):
                # Retrieve disclaimer
-               request = urllib2.Request(self._DISCLAIMER, None, std_headers)
+               request = urllib2.Request(self._DISCLAIMER)
                try:
                        self.report_disclaimer()
                        disclaimer = urllib2.urlopen(request).read()
@@ -984,14 +1185,14 @@ class MetacafeIE(InfoExtractor):
                        'filters': '0',
                        'submit': "Continue - I'm over 18",
                        }
-               request = urllib2.Request(self._FILTER_POST, urllib.urlencode(disclaimer_form), std_headers)
+               request = urllib2.Request(self._FILTER_POST, urllib.urlencode(disclaimer_form))
                try:
                        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))
                        return
-       
+
        def _real_extract(self, url):
                # Extract id and simplified title from URL
                mobj = re.match(self._VALID_URL, url)
@@ -1011,7 +1212,6 @@ class MetacafeIE(InfoExtractor):
                self._downloader.increment_downloads()
 
                simple_title = mobj.group(2).decode('utf-8')
-               video_extension = 'flv'
 
                # Retrieve video webpage to extract further information
                request = urllib2.Request('http://www.metacafe.com/watch/%s/' % video_id)
@@ -1025,20 +1225,33 @@ class MetacafeIE(InfoExtractor):
                # Extract URL, uploader and title from webpage
                self.report_extraction(video_id)
                mobj = re.search(r'(?m)&mediaURL=([^&]+)', webpage)
-               if mobj is None:
-                       self._downloader.trouble(u'ERROR: unable to extract media URL')
-                       return
-               mediaURL = urllib.unquote(mobj.group(1))
-
-               #mobj = re.search(r'(?m)&gdaKey=(.*?)&', webpage)
-               #if mobj is None:
-               #       self._downloader.trouble(u'ERROR: unable to extract gdaKey')
-               #       return
-               #gdaKey = mobj.group(1)
-               #
-               #video_url = '%s?__gda__=%s' % (mediaURL, gdaKey)
+               if mobj is not None:
+                       mediaURL = urllib.unquote(mobj.group(1))
+                       video_extension = mediaURL[-3:]
 
-               video_url = mediaURL
+                       # Extract gdaKey if available
+                       mobj = re.search(r'(?m)&gdaKey=(.*?)&', webpage)
+                       if mobj is None:
+                               video_url = mediaURL
+                       else:
+                               gdaKey = mobj.group(1)
+                               video_url = '%s?__gda__=%s' % (mediaURL, gdaKey)
+               else:
+                       mobj = re.search(r' name="flashvars" value="(.*?)"', webpage)
+                       if mobj is None:
+                               self._downloader.trouble(u'ERROR: unable to extract media URL')
+                               return
+                       vardict = parse_qs(mobj.group(1))
+                       if 'mediaData' not in vardict:
+                               self._downloader.trouble(u'ERROR: unable to extract media URL')
+                               return
+                       mobj = re.search(r'"mediaURL":"(http.*?)","key":"(.*?)"', vardict['mediaData'][0])
+                       if mobj is None:
+                               self._downloader.trouble(u'ERROR: unable to extract media URL')
+                               return
+                       mediaURL = mobj.group(1).replace('\\/', '/')
+                       video_extension = mediaURL[-3:]
+                       video_url = '%s?__gda__=%s' % (mediaURL, mobj.group(2))
 
                mobj = re.search(r'(?im)<title>(.*) - Video</title>', webpage)
                if mobj is None:
@@ -1059,6 +1272,7 @@ class MetacafeIE(InfoExtractor):
                                'id':           video_id.decode('utf-8'),
                                'url':          video_url.decode('utf-8'),
                                'uploader':     video_uploader.decode('utf-8'),
+                               'upload_date':  u'NA',
                                'title':        video_title,
                                'stitle':       simple_title,
                                'ext':          video_extension.decode('utf-8'),
@@ -1066,7 +1280,7 @@ class MetacafeIE(InfoExtractor):
                                'player_url':   None,
                        })
                except UnavailableVideoError:
-                       self._downloader.trouble(u'ERROR: unable to download video')
+                       self._downloader.trouble(u'\nERROR: unable to download video')
 
 
 class DailymotionIE(InfoExtractor):
@@ -1083,11 +1297,11 @@ class DailymotionIE(InfoExtractor):
 
        def report_download_webpage(self, video_id):
                """Report webpage download."""
-               self._downloader.to_stdout(u'[dailymotion] %s: Downloading webpage' % video_id)
-       
+               self._downloader.to_screen(u'[dailymotion] %s: Downloading webpage' % video_id)
+
        def report_extraction(self, video_id):
                """Report information extraction."""
-               self._downloader.to_stdout(u'[dailymotion] %s: Extracting information' % video_id)
+               self._downloader.to_screen(u'[dailymotion] %s: Extracting information' % video_id)
 
        def _real_initialize(self):
                return
@@ -1135,7 +1349,7 @@ class DailymotionIE(InfoExtractor):
                video_title = mobj.group(1).decode('utf-8')
                video_title = sanitize_title(video_title)
 
-               mobj = re.search(r'(?im)<div class="dmco_html owner">.*?<a class="name" href="/.+?">(.+?)</a></div>', webpage)
+               mobj = re.search(r'(?im)<Attribute name="owner">(.+?)</Attribute>', webpage)
                if mobj is None:
                        self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
                        return
@@ -1147,6 +1361,7 @@ class DailymotionIE(InfoExtractor):
                                'id':           video_id.decode('utf-8'),
                                'url':          video_url.decode('utf-8'),
                                'uploader':     video_uploader.decode('utf-8'),
+                               'upload_date':  u'NA',
                                'title':        video_title,
                                'stitle':       simple_title,
                                'ext':          video_extension.decode('utf-8'),
@@ -1154,7 +1369,7 @@ class DailymotionIE(InfoExtractor):
                                'player_url':   None,
                        })
                except UnavailableVideoError:
-                       self._downloader.trouble(u'ERROR: unable to download video')
+                       self._downloader.trouble(u'\nERROR: unable to download video')
 
 class GoogleIE(InfoExtractor):
        """Information extractor for video.google.com."""
@@ -1170,11 +1385,11 @@ class GoogleIE(InfoExtractor):
 
        def report_download_webpage(self, video_id):
                """Report webpage download."""
-               self._downloader.to_stdout(u'[video.google] %s: Downloading webpage' % video_id)
+               self._downloader.to_screen(u'[video.google] %s: Downloading webpage' % video_id)
 
        def report_extraction(self, video_id):
                """Report information extraction."""
-               self._downloader.to_stdout(u'[video.google] %s: Extracting information' % video_id)
+               self._downloader.to_screen(u'[video.google] %s: Extracting information' % video_id)
 
        def _real_initialize(self):
                return
@@ -1256,6 +1471,7 @@ class GoogleIE(InfoExtractor):
                                'id':           video_id.decode('utf-8'),
                                'url':          video_url.decode('utf-8'),
                                'uploader':     u'NA',
+                               'upload_date':  u'NA',
                                'title':        video_title,
                                'stitle':       simple_title,
                                'ext':          video_extension.decode('utf-8'),
@@ -1263,7 +1479,7 @@ class GoogleIE(InfoExtractor):
                                'player_url':   None,
                        })
                except UnavailableVideoError:
-                       self._downloader.trouble(u'ERROR: unable to download video')
+                       self._downloader.trouble(u'\nERROR: unable to download video')
 
 
 class PhotobucketIE(InfoExtractor):
@@ -1280,11 +1496,11 @@ class PhotobucketIE(InfoExtractor):
 
        def report_download_webpage(self, video_id):
                """Report webpage download."""
-               self._downloader.to_stdout(u'[photobucket] %s: Downloading webpage' % video_id)
+               self._downloader.to_screen(u'[photobucket] %s: Downloading webpage' % video_id)
 
        def report_extraction(self, video_id):
                """Report information extraction."""
-               self._downloader.to_stdout(u'[photobucket] %s: Extracting information' % video_id)
+               self._downloader.to_screen(u'[photobucket] %s: Extracting information' % video_id)
 
        def _real_initialize(self):
                return
@@ -1337,6 +1553,7 @@ class PhotobucketIE(InfoExtractor):
                                'id':           video_id.decode('utf-8'),
                                'url':          video_url.decode('utf-8'),
                                'uploader':     video_uploader,
+                               'upload_date':  u'NA',
                                'title':        video_title,
                                'stitle':       simple_title,
                                'ext':          video_extension.decode('utf-8'),
@@ -1344,7 +1561,7 @@ class PhotobucketIE(InfoExtractor):
                                'player_url':   None,
                        })
                except UnavailableVideoError:
-                       self._downloader.trouble(u'ERROR: unable to download video')
+                       self._downloader.trouble(u'\nERROR: unable to download video')
 
 
 class YahooIE(InfoExtractor):
@@ -1364,11 +1581,11 @@ class YahooIE(InfoExtractor):
 
        def report_download_webpage(self, video_id):
                """Report webpage download."""
-               self._downloader.to_stdout(u'[video.yahoo] %s: Downloading webpage' % video_id)
+               self._downloader.to_screen(u'[video.yahoo] %s: Downloading webpage' % video_id)
 
        def report_extraction(self, video_id):
                """Report information extraction."""
-               self._downloader.to_stdout(u'[video.yahoo] %s: Extracting information' % video_id)
+               self._downloader.to_screen(u'[video.yahoo] %s: Extracting information' % video_id)
 
        def _real_initialize(self):
                return
@@ -1491,6 +1708,7 @@ class YahooIE(InfoExtractor):
                                'id':           video_id.decode('utf-8'),
                                'url':          video_url,
                                'uploader':     video_uploader,
+                               'upload_date':  u'NA',
                                'title':        video_title,
                                'stitle':       simple_title,
                                'ext':          video_extension.decode('utf-8'),
@@ -1501,7 +1719,7 @@ class YahooIE(InfoExtractor):
                                'player_url':   None,
                        })
                except UnavailableVideoError:
-                       self._downloader.trouble(u'ERROR: unable to download video')
+                       self._downloader.trouble(u'\nERROR: unable to download video')
 
 
 class GenericIE(InfoExtractor):
@@ -1516,12 +1734,12 @@ class GenericIE(InfoExtractor):
 
        def report_download_webpage(self, video_id):
                """Report webpage download."""
-               self._downloader.to_stdout(u'WARNING: Falling back on generic information extractor.')
-               self._downloader.to_stdout(u'[generic] %s: Downloading webpage' % video_id)
+               self._downloader.to_screen(u'WARNING: Falling back on generic information extractor.')
+               self._downloader.to_screen(u'[generic] %s: Downloading webpage' % video_id)
 
        def report_extraction(self, video_id):
                """Report information extraction."""
-               self._downloader.to_stdout(u'[generic] %s: Extracting information' % video_id)
+               self._downloader.to_screen(u'[generic] %s: Extracting information' % video_id)
 
        def _real_initialize(self):
                return
@@ -1544,6 +1762,7 @@ class GenericIE(InfoExtractor):
                        self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
                        return
 
+               self.report_extraction(video_id)
                # Start with something easy: JW Player in SWFObject
                mobj = re.search(r'flashvars: [\'"](?:.*&)?file=(http[^\'"&]*)', webpage)
                if mobj is None:
@@ -1593,6 +1812,7 @@ class GenericIE(InfoExtractor):
                                'id':           video_id.decode('utf-8'),
                                'url':          video_url.decode('utf-8'),
                                'uploader':     video_uploader,
+                               'upload_date':  u'NA',
                                'title':        video_title,
                                'stitle':       simple_title,
                                'ext':          video_extension.decode('utf-8'),
@@ -1600,7 +1820,7 @@ class GenericIE(InfoExtractor):
                                'player_url':   None,
                        })
                except UnavailableVideoError, err:
-                       self._downloader.trouble(u'ERROR: unable to download video')
+                       self._downloader.trouble(u'\nERROR: unable to download video')
 
 
 class YoutubeSearchIE(InfoExtractor):
@@ -1615,7 +1835,7 @@ class YoutubeSearchIE(InfoExtractor):
        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)
@@ -1623,11 +1843,11 @@ class YoutubeSearchIE(InfoExtractor):
        def report_download_page(self, query, pagenum):
                """Report attempt to download playlist page with given number."""
                query = query.decode(preferredencoding())
-               self._downloader.to_stdout(u'[youtube] query "%s": Downloading page %s' % (query, pagenum))
+               self._downloader.to_screen(u'[youtube] query "%s": Downloading page %s' % (query, pagenum))
 
        def _real_initialize(self):
                self._youtube_ie.initialize()
-       
+
        def _real_extract(self, query):
                mobj = re.match(self._VALID_QUERY, query)
                if mobj is None:
@@ -1668,7 +1888,7 @@ class YoutubeSearchIE(InfoExtractor):
                while True:
                        self.report_download_page(query, pagenum)
                        result_url = self._TEMPLATE_URL % (urllib.quote_plus(query), pagenum)
-                       request = urllib2.Request(result_url, None, std_headers)
+                       request = urllib2.Request(result_url)
                        try:
                                page = urllib2.urlopen(request).read()
                        except (urllib2.URLError, httplib.HTTPException, socket.error), err:
@@ -1706,7 +1926,7 @@ class GoogleSearchIE(InfoExtractor):
        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)
@@ -1714,11 +1934,11 @@ class GoogleSearchIE(InfoExtractor):
        def report_download_page(self, query, pagenum):
                """Report attempt to download playlist page with given number."""
                query = query.decode(preferredencoding())
-               self._downloader.to_stdout(u'[video.google] query "%s": Downloading page %s' % (query, pagenum))
+               self._downloader.to_screen(u'[video.google] query "%s": Downloading page %s' % (query, pagenum))
 
        def _real_initialize(self):
                self._google_ie.initialize()
-       
+
        def _real_extract(self, query):
                mobj = re.match(self._VALID_QUERY, query)
                if mobj is None:
@@ -1759,7 +1979,7 @@ class GoogleSearchIE(InfoExtractor):
                while True:
                        self.report_download_page(query, pagenum)
                        result_url = self._TEMPLATE_URL % (urllib.quote_plus(query), pagenum)
-                       request = urllib2.Request(result_url, None, std_headers)
+                       request = urllib2.Request(result_url)
                        try:
                                page = urllib2.urlopen(request).read()
                        except (urllib2.URLError, httplib.HTTPException, socket.error), err:
@@ -1797,7 +2017,7 @@ class YahooSearchIE(InfoExtractor):
        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)
@@ -1805,11 +2025,11 @@ class YahooSearchIE(InfoExtractor):
        def report_download_page(self, query, pagenum):
                """Report attempt to download playlist page with given number."""
                query = query.decode(preferredencoding())
-               self._downloader.to_stdout(u'[video.yahoo] query "%s": Downloading page %s' % (query, pagenum))
+               self._downloader.to_screen(u'[video.yahoo] query "%s": Downloading page %s' % (query, pagenum))
 
        def _real_initialize(self):
                self._yahoo_ie.initialize()
-       
+
        def _real_extract(self, query):
                mobj = re.match(self._VALID_QUERY, query)
                if mobj is None:
@@ -1850,7 +2070,7 @@ class YahooSearchIE(InfoExtractor):
                while True:
                        self.report_download_page(query, pagenum)
                        result_url = self._TEMPLATE_URL % (urllib.quote_plus(query), pagenum)
-                       request = urllib2.Request(result_url, None, std_headers)
+                       request = urllib2.Request(result_url)
                        try:
                                page = urllib2.urlopen(request).read()
                        except (urllib2.URLError, httplib.HTTPException, socket.error), err:
@@ -1879,8 +2099,8 @@ class YahooSearchIE(InfoExtractor):
 class YoutubePlaylistIE(InfoExtractor):
        """Information Extractor for YouTube playlists."""
 
-       _VALID_URL = r'(?:http://)?(?:\w+\.)?youtube.com/(?:(?:view_play_list|my_playlists)\?.*?p=|user/.*?/user/)([^&]+).*'
-       _TEMPLATE_URL = 'http://www.youtube.com/view_play_list?p=%s&page=%s&gl=US&hl=en'
+       _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_-]+))?.*'
+       _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
@@ -1888,18 +2108,18 @@ class YoutubePlaylistIE(InfoExtractor):
        def __init__(self, youtube_ie, downloader=None):
                InfoExtractor.__init__(self, downloader)
                self._youtube_ie = youtube_ie
-       
+
        @staticmethod
        def suitable(url):
                return (re.match(YoutubePlaylistIE._VALID_URL, url) is not None)
 
        def report_download_page(self, playlist_id, pagenum):
                """Report attempt to download playlist page with given number."""
-               self._downloader.to_stdout(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum))
+               self._downloader.to_screen(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum))
 
        def _real_initialize(self):
                self._youtube_ie.initialize()
-       
+
        def _real_extract(self, url):
                # Extract playlist id
                mobj = re.match(self._VALID_URL, url)
@@ -1907,14 +2127,26 @@ class YoutubePlaylistIE(InfoExtractor):
                        self._downloader.trouble(u'ERROR: invalid url: %s' % url)
                        return
 
+               # Single video case
+               if mobj.group(3) is not None:
+                       self._youtube_ie.extract(mobj.group(3))
+                       return
+
                # Download playlist pages
-               playlist_id = mobj.group(1)
+               # prefix is 'p' as default for playlists but there are other types that need extra care
+               playlist_prefix = mobj.group(1)
+               if playlist_prefix == 'a':
+                       playlist_access = 'artist'
+               else:
+                       playlist_prefix = 'p'
+                       playlist_access = 'view_play_list'
+               playlist_id = mobj.group(2)
                video_ids = []
                pagenum = 1
 
                while True:
                        self.report_download_page(playlist_id, pagenum)
-                       request = urllib2.Request(self._TEMPLATE_URL % (playlist_id, pagenum), None, std_headers)
+                       request = urllib2.Request(self._TEMPLATE_URL % (playlist_access, playlist_prefix, playlist_id, pagenum))
                        try:
                                page = urllib2.urlopen(request).read()
                        except (urllib2.URLError, httplib.HTTPException, socket.error), err:
@@ -1932,6 +2164,10 @@ class YoutubePlaylistIE(InfoExtractor):
                                break
                        pagenum = pagenum + 1
 
+               playliststart = self._downloader.params.get('playliststart', 1) - 1
+               playlistend = self._downloader.params.get('playlistend', -1)
+               video_ids = video_ids[playliststart:playlistend]
+
                for id in video_ids:
                        self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
                return
@@ -1939,26 +2175,29 @@ class YoutubePlaylistIE(InfoExtractor):
 class YoutubeUserIE(InfoExtractor):
        """Information Extractor for YouTube users."""
 
-       _VALID_URL = r'(?:http://)?(?:\w+\.)?youtube.com/user/(.*)'
+       _VALID_URL = r'(?:(?:(?:http://)?(?:\w+\.)?youtube.com/user/)|ytuser:)([A-Za-z0-9_-]+)'
        _TEMPLATE_URL = 'http://gdata.youtube.com/feeds/api/users/%s'
-       _VIDEO_INDICATOR = r'http://gdata.youtube.com/feeds/api/videos/(.*)' # XXX Fix this.
+       _GDATA_PAGE_SIZE = 50
+       _GDATA_URL = 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d'
+       _VIDEO_INDICATOR = r'/watch\?v=(.+?)&'
        _youtube_ie = None
 
        def __init__(self, youtube_ie, downloader=None):
                InfoExtractor.__init__(self, downloader)
                self._youtube_ie = youtube_ie
-       
+
        @staticmethod
        def suitable(url):
                return (re.match(YoutubeUserIE._VALID_URL, url) is not None)
 
-       def report_download_page(self, username):
+       def report_download_page(self, username, start_index):
                """Report attempt to download user page."""
-               self._downloader.to_stdout(u'[youtube] user %s: Downloading page ' % (username))
+               self._downloader.to_screen(u'[youtube] user %s: Downloading video ids from %d to %d' %
+                                          (username, start_index, start_index + self._GDATA_PAGE_SIZE))
 
        def _real_initialize(self):
                self._youtube_ie.initialize()
-       
+
        def _real_extract(self, url):
                # Extract username
                mobj = re.match(self._VALID_URL, url)
@@ -1966,30 +2205,365 @@ class YoutubeUserIE(InfoExtractor):
                        self._downloader.trouble(u'ERROR: invalid url: %s' % url)
                        return
 
-               # Download user page
                username = mobj.group(1)
+
+               # Download video ids using YouTube Data API. Result size per
+               # query is limited (currently to 50 videos) so we need to query
+               # page by page until there are no video ids - it means we got
+               # all of them.
+
                video_ids = []
-               pagenum = 1
+               pagenum = 0
+
+               while True:
+                       start_index = pagenum * self._GDATA_PAGE_SIZE + 1
+                       self.report_download_page(username, start_index)
+
+                       request = urllib2.Request(self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index))
+
+                       try:
+                               page = urllib2.urlopen(request).read()
+                       except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                               self._downloader.trouble(u'ERROR: unable to download webpage: %s' % str(err))
+                               return
+
+                       # Extract video identifiers
+                       ids_in_page = []
+
+                       for mobj in re.finditer(self._VIDEO_INDICATOR, page):
+                               if mobj.group(1) not in ids_in_page:
+                                       ids_in_page.append(mobj.group(1))
+
+                       video_ids.extend(ids_in_page)
+
+                       # A little optimization - if current page is not
+                       # "full", ie. does not contain PAGE_SIZE video ids then
+                       # we can assume that this page is the last one - there
+                       # are no more ids on further pages - no need to query
+                       # again.
 
-               self.report_download_page(username)
-               request = urllib2.Request(self._TEMPLATE_URL % (username), None, std_headers)
+                       if len(ids_in_page) < self._GDATA_PAGE_SIZE:
+                               break
+
+                       pagenum += 1
+
+               all_ids_count = len(video_ids)
+               playliststart = self._downloader.params.get('playliststart', 1) - 1
+               playlistend = self._downloader.params.get('playlistend', -1)
+
+               if playlistend == -1:
+                       video_ids = video_ids[playliststart:]
+               else:
+                       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)))
+
+               for video_id in video_ids:
+                       self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % video_id)
+
+
+class DepositFilesIE(InfoExtractor):
+       """Information extractor for depositfiles.com"""
+
+       _VALID_URL = r'(?:http://)?(?:\w+\.)?depositfiles.com/(?:../(?#locale))?files/(.+)'
+
+       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)
+
+       def report_extraction(self, file_id):
+               """Report information extraction."""
+               self._downloader.to_screen(u'[DepositFiles] %s: Extracting information' % file_id)
+
+       def _real_initialize(self):
+               return
+
+       def _real_extract(self, url):
+               # At this point we have a new file
+               self._downloader.increment_downloads()
+
+               file_id = url.split('/')[-1]
+               # Rebuild url in english locale
+               url = 'http://depositfiles.com/en/files/' + file_id
+
+               # Retrieve file webpage with 'Free download' button pressed
+               free_download_indication = { 'gateway_result' : '1' }
+               request = urllib2.Request(url, urllib.urlencode(free_download_indication))
                try:
-                       page = urllib2.urlopen(request).read()
+                       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 download webpage: %s' % str(err))
+                       self._downloader.trouble(u'ERROR: Unable to retrieve file webpage: %s' % str(err))
                        return
 
-               # Extract video identifiers
-               ids_in_page = []
+               # Search for the real file URL
+               mobj = re.search(r'<form action="(http://fileshare.+?)"', webpage)
+               if (mobj is None) or (mobj.group(1) is None):
+                       # Try to figure out reason of the error.
+                       mobj = re.search(r'<strong>(Attention.*?)</strong>', webpage, re.DOTALL)
+                       if (mobj is not None) and (mobj.group(1) is not None):
+                               restriction_message = re.sub('\s+', ' ', mobj.group(1)).strip()
+                               self._downloader.trouble(u'ERROR: %s' % restriction_message)
+                       else:
+                               self._downloader.trouble(u'ERROR: unable to extract download URL from: %s' % url)
+                       return
 
-               for mobj in re.finditer(self._VIDEO_INDICATOR, page):
-                       if mobj.group(1) not in ids_in_page:
-                               ids_in_page.append(mobj.group(1))
-               video_ids.extend(ids_in_page)
+               file_url = mobj.group(1)
+               file_extension = os.path.splitext(file_url)[1][1:]
 
-               for id in video_ids:
-                       self._youtube_ie.extract('http://www.youtube.com/watch?v=%s' % id)
-               return
+               # Search for file title
+               mobj = re.search(r'<b title="(.*?)">', webpage)
+               if mobj is None:
+                       self._downloader.trouble(u'ERROR: unable to extract title')
+                       return
+               file_title = mobj.group(1).decode('utf-8')
+
+               try:
+                       # Process file information
+                       self._downloader.process_info({
+                               'id':           file_id.decode('utf-8'),
+                               'url':          file_url.decode('utf-8'),
+                               'uploader':     u'NA',
+                               'upload_date':  u'NA',
+                               'title':        file_title,
+                               'stitle':       file_title,
+                               'ext':          file_extension.decode('utf-8'),
+                               'format':       u'NA',
+                               'player_url':   None,
+                       })
+               except UnavailableVideoError, err:
+                       self._downloader.trouble(u'ERROR: unable to download file')
+
+class FacebookIE(InfoExtractor):
+       """Information Extractor for Facebook"""
+
+       _VALID_URL = r'^(?:https?://)?(?:\w+\.)?facebook.com/video/video.php\?(?:.*?)v=(?P<ID>\d+)(?:.*)'
+       _LOGIN_URL = 'https://login.facebook.com/login.php?m&next=http%3A%2F%2Fm.facebook.com%2Fhome.php&'
+       _NETRC_MACHINE = 'facebook'
+       _available_formats = ['highqual', 'lowqual']
+       _video_extensions = {
+               'highqual': 'mp4',
+               'lowqual': 'mp4',
+       }
+
+       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)
+
+       def report_login(self):
+               """Report attempt to log in."""
+               self._reporter(u'Logging in')
+
+       def report_video_webpage_download(self, video_id):
+               """Report attempt to download video webpage."""
+               self._reporter(u'%s: Downloading video webpage' % video_id)
+
+       def report_information_extraction(self, video_id):
+               """Report attempt to extract video information."""
+               self._reporter(u'%s: Extracting video information' % video_id)
+
+       def _parse_page(self, video_webpage):
+               """Extract video information from page"""
+               # General data
+               data = {'title': r'class="video_title datawrap">(.*?)</',
+                       'description': r'<div class="datawrap">(.*?)</div>',
+                       'owner': r'\("video_owner_name", "(.*?)"\)',
+                       'upload_date': r'data-date="(.*?)"',
+                       'thumbnail':  r'\("thumb_url", "(?P<THUMB>.*?)"\)',
+                       }
+               video_info = {}
+               for piece in data.keys():
+                       mobj = re.search(data[piece], video_webpage)
+                       if mobj is not None:
+                               video_info[piece] = urllib.unquote_plus(mobj.group(1).decode("unicode_escape"))
+
+               # Video urls
+               video_urls = {}
+               for fmt in self._available_formats:
+                       mobj = re.search(r'\("%s_src\", "(.+?)"\)' % fmt, video_webpage)
+                       if mobj is not None:
+                               # URL is in a Javascript segment inside an escaped Unicode format within
+                               # the generally utf-8 page
+                               video_urls[fmt] = urllib.unquote_plus(mobj.group(1).decode("unicode_escape"))
+               video_info['video_urls'] = video_urls
+
+               return video_info
+
+       def _real_initialize(self):
+               if self._downloader is None:
+                       return
+
+               useremail = None
+               password = None
+               downloader_params = self._downloader.params
+
+               # Attempt to use provided username and password or .netrc data
+               if downloader_params.get('username', None) is not None:
+                       useremail = downloader_params['username']
+                       password = downloader_params['password']
+               elif downloader_params.get('usenetrc', False):
+                       try:
+                               info = netrc.netrc().authenticators(self._NETRC_MACHINE)
+                               if info is not None:
+                                       useremail = info[0]
+                                       password = info[2]
+                               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))
+                               return
+
+               if useremail is None:
+                       return
+
+               # Log in
+               login_form = {
+                       'email': useremail,
+                       'pass': password,
+                       'login': 'Log+In'
+                       }
+               request = urllib2.Request(self._LOGIN_URL, urllib.urlencode(login_form))
+               try:
+                       self.report_login()
+                       login_results = urllib2.urlopen(request).read()
+                       if re.search(r'<form(.*)name="login"(.*)</form>', login_results) is not None:
+                               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))
+                       return
+
+       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
+               video_id = mobj.group('ID')
+
+               # Get video webpage
+               self.report_video_webpage_download(video_id)
+               request = urllib2.Request('https://www.facebook.com/video/video.php?v=%s' % video_id)
+               try:
+                       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))
+                       return
+
+               # Start extracting information
+               self.report_information_extraction(video_id)
+
+               # Extract information
+               video_info = self._parse_page(video_webpage)
+
+               # uploader
+               if 'owner' not in video_info:
+                       self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
+                       return
+               video_uploader = video_info['owner']
+
+               # title
+               if 'title' not in video_info:
+                       self._downloader.trouble(u'ERROR: unable to extract video title')
+                       return
+               video_title = video_info['title']
+               video_title = video_title.decode('utf-8')
+               video_title = sanitize_title(video_title)
+
+               # simplified title
+               simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title)
+               simple_title = simple_title.strip(ur'_')
+
+               # thumbnail image
+               if 'thumbnail' not in video_info:
+                       self._downloader.trouble(u'WARNING: unable to extract video thumbnail')
+                       video_thumbnail = ''
+               else:
+                       video_thumbnail = video_info['thumbnail']
+
+               # upload date
+               upload_date = u'NA'
+               if 'upload_date' in video_info:
+                       upload_time = video_info['upload_date']
+                       timetuple = email.utils.parsedate_tz(upload_time)
+                       if timetuple is not None:
+                               try:
+                                       upload_date = time.strftime('%Y%m%d', timetuple[0:9])
+                               except:
+                                       pass
+
+               # description
+               video_description = 'No description available.'
+               if (self._downloader.params.get('forcedescription', False) and
+                   'description' in video_info):
+                       video_description = video_info['description']
+
+               url_map = video_info['video_urls']
+               if len(url_map.keys()) > 0:
+                       # Decide which formats to download
+                       req_format = self._downloader.params.get('format', None)
+                       format_limit = self._downloader.params.get('format_limit', None)
+
+                       if format_limit is not None and format_limit in self._available_formats:
+                               format_list = self._available_formats[self._available_formats.index(format_limit):]
+                       else:
+                               format_list = self._available_formats
+                       existing_formats = [x for x in format_list if x in url_map]
+                       if len(existing_formats) == 0:
+                               self._downloader.trouble(u'ERROR: no known formats available for video')
+                               return
+                       if req_format is None:
+                               video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
+                       elif req_format == '-1':
+                               video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
+                       else:
+                               # Specific format
+                               if req_format not in url_map:
+                                       self._downloader.trouble(u'ERROR: requested format not available')
+                                       return
+                               video_url_list = [(req_format, url_map[req_format])] # Specific format
+
+               for format_param, video_real_url in video_url_list:
+
+                       # At this point we have a new video
+                       self._downloader.increment_downloads()
+
+                       # Extension
+                       video_extension = self._video_extensions.get(format_param, 'mp4')
+
+                       # Find the video URL in fmt_url_map or conn paramters
+                       try:
+                               # Process video information
+                               self._downloader.process_info({
+                                       'id':           video_id.decode('utf-8'),
+                                       'url':          video_real_url.decode('utf-8'),
+                                       'uploader':     video_uploader.decode('utf-8'),
+                                       'upload_date':  upload_date,
+                                       'title':        video_title,
+                                       'stitle':       simple_title,
+                                       'ext':          video_extension.decode('utf-8'),
+                                       'format':       (format_param is None and u'NA' or format_param.decode('utf-8')),
+                                       'thumbnail':    video_thumbnail.decode('utf-8'),
+                                       'description':  video_description.decode('utf-8'),
+                                       'player_url':   None,
+                               })
+                       except UnavailableVideoError, err:
+                               self._downloader.trouble(u'\nERROR: unable to download video')
 
 class PostProcessor(object):
        """Post Processor class.
@@ -2016,7 +2590,7 @@ class PostProcessor(object):
        def set_downloader(self, downloader):
                """Sets the downloader for this PP."""
                self._downloader = downloader
-       
+
        def run(self, information):
                """Run the PostProcessor.
 
@@ -2036,7 +2610,89 @@ class PostProcessor(object):
                it was called from.
                """
                return information # by default, do nothing
-       
+
+class FFmpegExtractAudioPP(PostProcessor):
+
+       def __init__(self, downloader=None, preferredcodec=None):
+               PostProcessor.__init__(self, downloader)
+               if preferredcodec is None:
+                       preferredcodec = 'best'
+               self._preferredcodec = preferredcodec
+
+       @staticmethod
+       def get_audio_codec(path):
+               try:
+                       cmd = ['ffprobe', '-show_streams', '--', path]
+                       handle = subprocess.Popen(cmd, stderr=file(os.path.devnull, 'w'), stdout=subprocess.PIPE)
+                       output = handle.communicate()[0]
+                       if handle.wait() != 0:
+                               return None
+               except (IOError, OSError):
+                       return None
+               audio_codec = None
+               for line in output.split('\n'):
+                       if line.startswith('codec_name='):
+                               audio_codec = line.split('=')[1].strip()
+                       elif line.strip() == 'codec_type=audio' and audio_codec is not None:
+                               return audio_codec
+               return None
+
+       @staticmethod
+       def run_ffmpeg(path, out_path, codec, more_opts):
+               try:
+                       cmd = ['ffmpeg', '-y', '-i', path, '-vn', '-acodec', codec] + more_opts + ['--', out_path]
+                       ret = subprocess.call(cmd, stdout=file(os.path.devnull, 'w'), stderr=subprocess.STDOUT)
+                       return (ret == 0)
+               except (IOError, OSError):
+                       return False
+
+       def run(self, information):
+               path = information['filepath']
+
+               filecodec = self.get_audio_codec(path)
+               if filecodec is None:
+                       self._downloader.to_stderr(u'WARNING: unable to obtain file audio codec with ffprobe')
+                       return None
+
+               more_opts = []
+               if self._preferredcodec == 'best' or self._preferredcodec == filecodec:
+                       if filecodec == 'aac' or filecodec == 'mp3':
+                               # Lossless if possible
+                               acodec = 'copy'
+                               extension = filecodec
+                               if filecodec == 'aac':
+                                       more_opts = ['-f', 'adts']
+                       else:
+                               # MP3 otherwise.
+                               acodec = 'libmp3lame'
+                               extension = 'mp3'
+                               more_opts = ['-ab', '128k']
+               else:
+                       # We convert the audio (lossy)
+                       acodec = {'mp3': 'libmp3lame', 'aac': 'aac'}[self._preferredcodec]
+                       extension = self._preferredcodec
+                       more_opts = ['-ab', '128k']
+                       if self._preferredcodec == 'aac':
+                               more_opts += ['-f', 'adts']
+
+               (prefix, ext) = os.path.splitext(path)
+               new_path = prefix + '.' + extension
+               self._downloader.to_screen(u'[ffmpeg] Destination: %s' % new_path)
+               status = self.run_ffmpeg(path, new_path, acodec, more_opts)
+
+               if not status:
+                       self._downloader.to_stderr(u'WARNING: error running ffmpeg')
+                       return None
+
+               try:
+                       os.remove(path)
+               except (IOError, OSError):
+                       self._downloader.to_stderr(u'WARNING: Unable to remove downloaded video file')
+                       return None
+
+               information['filepath'] = new_path
+               return information
+
 ### MAIN PROGRAM ###
 if __name__ == '__main__':
        try:
@@ -2044,31 +2700,32 @@ if __name__ == '__main__':
                import getpass
                import optparse
 
-               # Function to update the program file with the latest version from bitbucket.org
+               # Function to update the program file with the latest version from the repository.
                def update_self(downloader, filename):
                        # Note: downloader only used for options
-                       if not os.access (filename, os.W_OK):
+                       if not os.access(filename, os.W_OK):
                                sys.exit('ERROR: no write permissions on %s' % filename)
 
-                       downloader.to_stdout('Updating to latest stable version...')
-                       latest_url = 'http://bitbucket.org/rg3/youtube-dl/raw/tip/LATEST_VERSION'
-                       latest_version = urllib.urlopen(latest_url).read().strip()
-                       prog_url = 'http://bitbucket.org/rg3/youtube-dl/raw/%s/youtube-dl' % latest_version
-                       newcontent = urllib.urlopen(prog_url).read()
-                       stream = open(filename, 'w')
-                       stream.write(newcontent)
-                       stream.close()
-                       downloader.to_stdout('Updated to version %s' % latest_version)
-
-               # General configuration
-               urllib2.install_opener(urllib2.build_opener(urllib2.ProxyHandler()))
-               urllib2.install_opener(urllib2.build_opener(urllib2.HTTPCookieProcessor()))
-               socket.setdefaulttimeout(300) # 5 minutes should be enough (famous last words)
+                       downloader.to_screen('Updating to latest stable 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()
+                       except (IOError, OSError), err:
+                               sys.exit('ERROR: unable to download latest version')
+                       try:
+                               stream = open(filename, 'w')
+                               stream.write(newcontent)
+                               stream.close()
+                       except (IOError, OSError), err:
+                               sys.exit('ERROR: unable to overwrite current version')
+                       downloader.to_screen('Updated to version %s' % latest_version)
 
                # Parse command line
                parser = optparse.OptionParser(
                        usage='Usage: %prog [options] url...',
-                       version='2010.07.24',
+                       version='2011.08.04',
                        conflict_handler='resolve',
                )
 
@@ -2084,6 +2741,13 @@ if __name__ == '__main__':
                                dest='ratelimit', metavar='LIMIT', help='download rate limit (e.g. 50k or 44.6m)')
                parser.add_option('-R', '--retries',
                                dest='retries', metavar='RETRIES', help='number of retries (default is 10)', default=10)
+               parser.add_option('--playlist-start',
+                               dest='playliststart', metavar='NUMBER', help='playlist video to start at (default is 1)', default=1)
+               parser.add_option('--playlist-end',
+                               dest='playlistend', metavar='NUMBER', help='playlist video to end at (default is last)', default=-1)
+               parser.add_option('--dump-user-agent',
+                               action='store_true', dest='dump_user_agent',
+                               help='display the current browser identification', default=False)
 
                authentication = optparse.OptionGroup(parser, 'Authentication Options')
                authentication.add_option('-u', '--username',
@@ -2097,8 +2761,6 @@ if __name__ == '__main__':
                video_format = optparse.OptionGroup(parser, 'Video Format Options')
                video_format.add_option('-f', '--format',
                                action='store', dest='format', metavar='FORMAT', help='video format code')
-               video_format.add_option('-m', '--mobile-version',
-                               action='store_const', dest='format', help='alias for -f 17', const='17')
                video_format.add_option('--all-formats',
                                action='store_const', dest='format', help='download all available video formats', const='-1')
                video_format.add_option('--max-quality',
@@ -2115,11 +2777,19 @@ if __name__ == '__main__':
                verbosity.add_option('-e', '--get-title',
                                action='store_true', dest='gettitle', help='simulate, quiet but print title', default=False)
                verbosity.add_option('--get-thumbnail',
-                               action='store_true', dest='getthumbnail', help='simulate, quiet but print thumbnail URL', default=False)
+                               action='store_true', dest='getthumbnail',
+                               help='simulate, quiet but print thumbnail URL', default=False)
                verbosity.add_option('--get-description',
-                               action='store_true', dest='getdescription', help='simulate, quiet but print video description', default=False)
+                               action='store_true', dest='getdescription',
+                               help='simulate, quiet but print video description', default=False)
+               verbosity.add_option('--get-filename',
+                               action='store_true', dest='getfilename',
+                               help='simulate, quiet but print output filename', default=False)
                verbosity.add_option('--no-progress',
                                action='store_true', dest='noprogress', help='do not print progress bar', default=False)
+               verbosity.add_option('--console-title',
+                               action='store_true', dest='consoletitle',
+                               help='display progress in console titlebar', default=False)
                parser.add_option_group(verbosity)
 
                filesystem = optparse.OptionGroup(parser, 'Filesystem Options')
@@ -2127,6 +2797,9 @@ if __name__ == '__main__':
                                action='store_true', dest='usetitle', help='use title in file name', default=False)
                filesystem.add_option('-l', '--literal',
                                action='store_true', dest='useliteral', help='use literal title in file name', default=False)
+               filesystem.add_option('-A', '--auto-number',
+                               action='store_true', dest='autonumber',
+                               help='number downloaded files starting from 00000', default=False)
                filesystem.add_option('-o', '--output',
                                dest='outtmpl', metavar='TEMPLATE', help='output filename template')
                filesystem.add_option('-a', '--batch-file',
@@ -2135,10 +2808,45 @@ if __name__ == '__main__':
                                action='store_true', dest='nooverwrites', help='do not overwrite files', default=False)
                filesystem.add_option('-c', '--continue',
                                action='store_true', dest='continue_dl', help='resume partially downloaded files', default=False)
+               filesystem.add_option('--cookies',
+                               dest='cookiefile', metavar='FILE', help='file to dump cookie jar to')
+               filesystem.add_option('--no-part',
+                               action='store_true', dest='nopart', help='do not use .part files', default=False)
+               filesystem.add_option('--no-mtime',
+                               action='store_false', dest='updatetime',
+                               help='do not use the Last-modified header to set the file modification time', default=True)
                parser.add_option_group(filesystem)
 
+               postproc = optparse.OptionGroup(parser, 'Post-processing Options')
+               postproc.add_option('--extract-audio', action='store_true', dest='extractaudio', default=False,
+                               help='convert video files to audio-only files (requires ffmpeg and ffprobe)')
+               postproc.add_option('--audio-format', metavar='FORMAT', dest='audioformat', default='best',
+                               help='"best", "aac" or "mp3"; best by default')
+               parser.add_option_group(postproc)
+
                (opts, args) = parser.parse_args()
 
+               # Open appropriate CookieJar
+               if opts.cookiefile is None:
+                       jar = cookielib.CookieJar()
+               else:
+                       try:
+                               jar = cookielib.MozillaCookieJar(opts.cookiefile)
+                               if os.path.isfile(opts.cookiefile) and os.access(opts.cookiefile, os.R_OK):
+                                       jar.load()
+                       except (IOError, OSError), err:
+                               sys.exit(u'ERROR: unable to open cookie file')
+
+               # Dump user agent
+               if opts.dump_user_agent:
+                       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:
@@ -2149,7 +2857,7 @@ if __name__ == '__main__':
                                        batchfd = open(opts.batchfile, 'r')
                                batchurls = batchfd.readlines()
                                batchurls = [x.strip() for x in batchurls]
-                               batchurls = [x for x in batchurls if len(x) > 0]
+                               batchurls = [x for x in batchurls if len(x) > 0 and not re.search(r'^[#/;]', x)]
                        except IOError:
                                sys.exit(u'ERROR: batch file could not be read')
                all_urls = batchurls + args
@@ -2159,8 +2867,8 @@ if __name__ == '__main__':
                        parser.error(u'using .netrc conflicts with giving username/password')
                if opts.password is not None and opts.username is None:
                        parser.error(u'account username missing')
-               if opts.outtmpl is not None and (opts.useliteral or opts.usetitle):
-                       parser.error(u'using output template conflicts with using title or literal title')
+               if opts.outtmpl is not None and (opts.useliteral or opts.usetitle or opts.autonumber):
+                       parser.error(u'using output template conflicts with using title, literal title or auto number')
                if opts.usetitle and opts.useliteral:
                        parser.error(u'using title conflicts with using literal title')
                if opts.username is not None and opts.password is None:
@@ -2175,6 +2883,21 @@ if __name__ == '__main__':
                                opts.retries = long(opts.retries)
                        except (TypeError, ValueError), err:
                                parser.error(u'invalid retry count specified')
+               try:
+                       opts.playliststart = long(opts.playliststart)
+                       if opts.playliststart <= 0:
+                               raise ValueError
+               except (TypeError, ValueError), err:
+                       parser.error(u'invalid playlist start number specified')
+               try:
+                       opts.playlistend = long(opts.playlistend)
+                       if opts.playlistend != -1 and (opts.playlistend <= 0 or opts.playlistend < opts.playliststart):
+                               raise ValueError
+               except (TypeError, ValueError), err:
+                       parser.error(u'invalid playlist end number specified')
+               if opts.extractaudio:
+                       if opts.audioformat not in ['best', 'aac', 'mp3']:
+                               parser.error(u'invalid audio format specified')
 
                # Information extractors
                youtube_ie = YoutubeIE()
@@ -2188,6 +2911,8 @@ if __name__ == '__main__':
                photobucket_ie = PhotobucketIE()
                yahoo_ie = YahooIE()
                yahoo_search_ie = YahooSearchIE(yahoo_ie)
+               deposit_files_ie = DepositFilesIE()
+               facebook_ie = FacebookIE()
                generic_ie = GenericIE()
 
                # File downloader
@@ -2195,20 +2920,24 @@ if __name__ == '__main__':
                        'usenetrc': opts.usenetrc,
                        'username': opts.username,
                        'password': opts.password,
-                       'quiet': (opts.quiet or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription),
+                       'quiet': (opts.quiet or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription or opts.getfilename),
                        'forceurl': opts.geturl,
                        'forcetitle': opts.gettitle,
                        'forcethumbnail': opts.getthumbnail,
                        'forcedescription': opts.getdescription,
-                       'simulate': (opts.simulate or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription),
+                       'forcefilename': opts.getfilename,
+                       'simulate': (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()))
                                or (opts.format == '-1' and opts.usetitle and u'%(stitle)s-%(id)s-%(format)s.%(ext)s')
                                or (opts.format == '-1' and opts.useliteral and u'%(title)s-%(id)s-%(format)s.%(ext)s')
                                or (opts.format == '-1' and u'%(id)s-%(format)s.%(ext)s')
+                               or (opts.usetitle and opts.autonumber and u'%(autonumber)s-%(stitle)s-%(id)s.%(ext)s')
+                               or (opts.useliteral and opts.autonumber and u'%(autonumber)s-%(title)s-%(id)s.%(ext)s')
                                or (opts.usetitle and u'%(stitle)s-%(id)s.%(ext)s')
                                or (opts.useliteral and u'%(title)s-%(id)s.%(ext)s')
+                               or (opts.autonumber and u'%(autonumber)s-%(id)s.%(ext)s')
                                or u'%(id)s.%(ext)s'),
                        'ignoreerrors': opts.ignoreerrors,
                        'ratelimit': opts.ratelimit,
@@ -2216,6 +2945,12 @@ if __name__ == '__main__':
                        'retries': opts.retries,
                        'continuedl': opts.continue_dl,
                        'noprogress': opts.noprogress,
+                       'playliststart': opts.playliststart,
+                       'playlistend': opts.playlistend,
+                       'logtostderr': opts.outtmpl == '-',
+                       'consoletitle': opts.consoletitle,
+                       'nopart': opts.nopart,
+                       'updatetime': opts.updatetime,
                        })
                fd.add_info_extractor(youtube_search_ie)
                fd.add_info_extractor(youtube_pl_ie)
@@ -2228,11 +2963,17 @@ if __name__ == '__main__':
                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)
 
                # This must come last since it's the
                # fallback if none of the others work
                fd.add_info_extractor(generic_ie)
 
+               # PostProcessors
+               if opts.extractaudio:
+                       fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat))
+
                # Update version
                if opts.update_self:
                        update_self(fd, sys.argv[0])
@@ -2244,6 +2985,14 @@ if __name__ == '__main__':
                        else:
                                sys.exit()
                retcode = fd.download(all_urls)
+
+               # Dump cookie jar if requested
+               if opts.cookiefile is not None:
+                       try:
+                               jar.save()
+                       except (IOError, OSError), err:
+                               sys.exit(u'ERROR: unable to save cookie jar')
+
                sys.exit(retcode)
 
        except DownloadError: