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https://github.com/blackjack4494/yt-dlc.git
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Add a workaround for terminals without bidi support (Fixes #1912)
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@ -133,6 +133,8 @@ class YoutubeDL(object):
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nocheckcertificate:Do not verify SSL certificates
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proxy: URL of the proxy server to use
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socket_timeout: Time to wait for unresponsive hosts, in seconds
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bidi_workaround: Work around buggy terminals without bidirectional text
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support, using fridibi
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The following parameters are not used by YoutubeDL itself, they are used by
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the FileDownloader:
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@ -156,8 +158,45 @@ class YoutubeDL(object):
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self._download_retcode = 0
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self._num_downloads = 0
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self._screen_file = [sys.stdout, sys.stderr][params.get('logtostderr', False)]
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self._err_file = sys.stderr
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self.params = {} if params is None else params
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# Pipe messsages through fribidi
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if params.get('bidi_workaround', False):
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# fribidi does not support ungetting, so force newlines
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params['progress_with_newline'] = True
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for fid in ['_screen_file', '_err_file']:
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class FribidiOut(object):
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def __init__(self, outfile, errfile):
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self.outfile = outfile
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self.process = subprocess.Popen(
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['fribidi'],
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stdin=subprocess.PIPE,
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stdout=outfile,
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stderr=errfile)
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def write(self, s):
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res = self.process.stdin.write(s)
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self.flush()
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return res
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def flush(self):
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return self.process.stdin.flush()
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def isatty(self):
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return self.outfile.isatty()
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try:
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vout = FribidiOut(getattr(self, fid), self._err_file)
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setattr(self, fid, vout)
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except OSError as ose:
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if ose.errno == 2:
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self.report_warning(u'Could not find fribidi executable, ignoring --bidi-workaround . Make sure that fribidi is an executable file in one of the directories in your $PATH.')
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break
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else:
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raise
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if (sys.version_info >= (3,) and sys.platform != 'win32' and
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sys.getfilesystemencoding() in ['ascii', 'ANSI_X3.4-1968']
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and not params['restrictfilenames']):
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@ -206,10 +245,14 @@ class YoutubeDL(object):
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pp.set_downloader(self)
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def to_screen(self, message, skip_eol=False):
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"""Print message to stdout if not in quiet mode."""
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return self.to_stdout(message, skip_eol, check_quiet=True)
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def to_stdout(self, message, skip_eol=False, check_quiet=False):
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"""Print message to stdout if not in quiet mode."""
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if self.params.get('logger'):
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self.params['logger'].debug(message)
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elif not self.params.get('quiet', False):
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elif not check_quiet or not self.params.get('quiet', False):
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terminator = [u'\n', u''][skip_eol]
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output = message + terminator
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write_string(output, self._screen_file)
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@ -221,9 +264,7 @@ class YoutubeDL(object):
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self.params['logger'].error(message)
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else:
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output = message + u'\n'
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if 'b' in getattr(self._screen_file, 'mode', '') or sys.version_info[0] < 3: # Python 2 lies about the mode of sys.stdout/sys.stderr
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output = output.encode(preferredencoding())
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sys.stderr.write(output)
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write_string(output, self._err_file)
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def to_console_title(self, message):
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if not self.params.get('consoletitle', False):
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@ -294,7 +335,7 @@ class YoutubeDL(object):
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Print the message to stderr, it will be prefixed with 'WARNING:'
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If stderr is a tty file the 'WARNING:' will be colored
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'''
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if sys.stderr.isatty() and os.name != 'nt':
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if self._err_file.isatty() and os.name != 'nt':
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_msg_header = u'\033[0;33mWARNING:\033[0m'
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else:
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_msg_header = u'WARNING:'
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@ -306,7 +347,7 @@ class YoutubeDL(object):
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Do the same as trouble, but prefixes the message with 'ERROR:', colored
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in red if stderr is a tty file.
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'''
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if sys.stderr.isatty() and os.name != 'nt':
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if self._err_file.isatty() and os.name != 'nt':
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_msg_header = u'\033[0;31mERROR:\033[0m'
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else:
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_msg_header = u'ERROR:'
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@ -695,22 +736,22 @@ class YoutubeDL(object):
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# Forced printings
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if self.params.get('forcetitle', False):
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compat_print(info_dict['fulltitle'])
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self.to_stdout(info_dict['fulltitle'])
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if self.params.get('forceid', False):
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compat_print(info_dict['id'])
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self.to_stdout(info_dict['id'])
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if self.params.get('forceurl', False):
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# For RTMP URLs, also include the playpath
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compat_print(info_dict['url'] + info_dict.get('play_path', u''))
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self.to_stdout(info_dict['url'] + info_dict.get('play_path', u''))
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if self.params.get('forcethumbnail', False) and info_dict.get('thumbnail') is not None:
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compat_print(info_dict['thumbnail'])
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self.to_stdout(info_dict['thumbnail'])
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if self.params.get('forcedescription', False) and info_dict.get('description') is not None:
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compat_print(info_dict['description'])
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self.to_stdout(info_dict['description'])
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if self.params.get('forcefilename', False) and filename is not None:
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compat_print(filename)
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self.to_stdout(filename)
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if self.params.get('forceformat', False):
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compat_print(info_dict['format'])
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self.to_stdout(info_dict['format'])
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if self.params.get('forcejson', False):
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compat_print(json.dumps(info_dict))
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self.to_stdout(json.dumps(info_dict))
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# Do nothing else if in simulate mode
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if self.params.get('simulate', False):
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@ -204,6 +204,9 @@ def parseOpts(overrideArguments=None):
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general.add_option(
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'--socket-timeout', dest='socket_timeout',
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type=float, default=None, help=optparse.SUPPRESS_HELP)
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general.add_option(
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'--bidi-workaround', dest='bidi_workaround', action='store_true',
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help=u'Work around terminals that lack bidirectional text support. Requires fribidi executable in PATH')
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selection.add_option('--playlist-start',
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@ -684,6 +687,7 @@ def _real_main(argv=None):
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'nocheckcertificate': opts.no_check_certificate,
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'proxy': opts.proxy,
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'socket_timeout': opts.socket_timeout,
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'bidi_workaround': opts.bidi_workaround,
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}
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with YoutubeDL(ydl_opts) as ydl:
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