diff options
Diffstat (limited to 'youtube_dl/utils.py')
| -rw-r--r-- | youtube_dl/utils.py | 860 |
1 files changed, 689 insertions, 171 deletions
diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py index 6d27b80c0..9595bcf9f 100644 --- a/youtube_dl/utils.py +++ b/youtube_dl/utils.py @@ -1,5 +1,5 @@ #!/usr/bin/env python -# -*- coding: utf-8 -*- +# coding: utf-8 from __future__ import unicode_literals @@ -14,8 +14,8 @@ import email.utils import errno import functools import gzip -import itertools import io +import itertools import json import locale import math @@ -24,9 +24,8 @@ import os import pipes import platform import re -import ssl import socket -import struct +import ssl import subprocess import sys import tempfile @@ -40,27 +39,46 @@ from .compat import ( compat_chr, compat_etree_fromstring, compat_html_entities, + compat_html_entities_html5, compat_http_client, compat_kwargs, + compat_os_name, compat_parse_qs, + compat_shlex_quote, compat_socket_create_connection, compat_str, + compat_struct_pack, + compat_struct_unpack, compat_urllib_error, compat_urllib_parse, compat_urllib_parse_urlencode, compat_urllib_parse_urlparse, + compat_urllib_parse_unquote_plus, compat_urllib_request, compat_urlparse, compat_xpath, - shlex_quote, +) + +from .socks import ( + ProxyType, + sockssocket, ) +def register_socks_protocols(): + # "Register" SOCKS protocols + # In Python < 2.6.5, urlsplit() suffers from bug https://bugs.python.org/issue7904 + # URLs with protocols not in urlparse.uses_netloc are not handled correctly + for scheme in ('socks', 'socks4', 'socks4a', 'socks5'): + if scheme not in compat_urlparse.uses_netloc: + compat_urlparse.uses_netloc.append(scheme) + + # This is not clearly defined otherwise compiled_regex_type = type(re.compile('')) std_headers = { - 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20150101 Firefox/44.0 (Chrome)', + 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20150101 Firefox/47.0 (Chrome)', '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', @@ -74,6 +92,13 @@ ENGLISH_MONTH_NAMES = [ 'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'] +MONTH_NAMES = { + 'en': ENGLISH_MONTH_NAMES, + 'fr': [ + 'janvier', 'février', 'mars', 'avril', 'mai', 'juin', + 'juillet', 'août', 'septembre', 'octobre', 'novembre', 'décembre'], +} + KNOWN_EXTENSIONS = ( 'mp4', 'm4a', 'm4p', 'm4b', 'm4r', 'm4v', 'aac', 'flv', 'f4v', 'f4a', 'f4b', @@ -89,6 +114,59 @@ KNOWN_EXTENSIONS = ( 'wav', 'f4f', 'f4m', 'm3u8', 'smil') +# needed for sanitizing filenames in restricted mode +ACCENT_CHARS = dict(zip('ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖŐØŒÙÚÛÜŰÝÞßàáâãäåæçèéêëìíîïðñòóôõöőøœùúûüűýþÿ', + itertools.chain('AAAAAA', ['AE'], 'CEEEEIIIIDNOOOOOOO', ['OE'], 'UUUUUYP', ['ss'], + 'aaaaaa', ['ae'], 'ceeeeiiiionooooooo', ['oe'], 'uuuuuypy'))) + +DATE_FORMATS = ( + '%d %B %Y', + '%d %b %Y', + '%B %d %Y', + '%b %d %Y', + '%b %dst %Y %I:%M', + '%b %dnd %Y %I:%M', + '%b %dth %Y %I:%M', + '%Y %m %d', + '%Y-%m-%d', + '%Y/%m/%d', + '%Y/%m/%d %H:%M', + '%Y/%m/%d %H:%M:%S', + '%Y-%m-%d %H:%M:%S', + '%Y-%m-%d %H:%M:%S.%f', + '%d.%m.%Y %H:%M', + '%d.%m.%Y %H.%M', + '%Y-%m-%dT%H:%M:%SZ', + '%Y-%m-%dT%H:%M:%S.%fZ', + '%Y-%m-%dT%H:%M:%S.%f0Z', + '%Y-%m-%dT%H:%M:%S', + '%Y-%m-%dT%H:%M:%S.%f', + '%Y-%m-%dT%H:%M', + '%b %d %Y at %H:%M', + '%b %d %Y at %H:%M:%S', +) + +DATE_FORMATS_DAY_FIRST = list(DATE_FORMATS) +DATE_FORMATS_DAY_FIRST.extend([ + '%d-%m-%Y', + '%d.%m.%Y', + '%d.%m.%y', + '%d/%m/%Y', + '%d/%m/%y', + '%d/%m/%Y %H:%M:%S', +]) + +DATE_FORMATS_MONTH_FIRST = list(DATE_FORMATS) +DATE_FORMATS_MONTH_FIRST.extend([ + '%m-%d-%Y', + '%m.%d.%Y', + '%m/%d/%Y', + '%m/%d/%y', + '%m/%d/%Y %H:%M:%S', +]) + +PACKED_CODES_RE = r"}\('(.+)',(\d+),(\d+),'([^']+)'\.split\('\|'\)" + def preferredencoding(): """Get preferred encoding. @@ -246,18 +324,26 @@ def get_element_by_id(id, html): return get_element_by_attribute('id', id, html) -def get_element_by_attribute(attribute, value, html): +def get_element_by_class(class_name, html): + return get_element_by_attribute( + 'class', r'[^\'"]*\b%s\b[^\'"]*' % re.escape(class_name), + html, escape_value=False) + + +def get_element_by_attribute(attribute, value, html, escape_value=True): """Return the content of the tag with the specified attribute in the passed HTML document""" + value = re.escape(value) if escape_value else value + m = re.search(r'''(?xs) <([a-zA-Z0-9:._-]+) - (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]+|="[^"]+"|='[^']+'))*? + (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]*|="[^"]*"|='[^']*'))*? \s+%s=['"]?%s['"]? - (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]+|="[^"]+"|='[^']+'))*? + (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]*|="[^"]*"|='[^']*'))*? \s*> (?P<content>.*?) </\1> - ''' % (re.escape(attribute), re.escape(value)), html) + ''' % (re.escape(attribute), value), html) if not m: return None @@ -365,6 +451,8 @@ def sanitize_filename(s, restricted=False, is_id=False): Set is_id if this is not an arbitrary string, but an ID that should be kept if possible """ def replace_insane(char): + if restricted and char in ACCENT_CHARS: + return ACCENT_CHARS[char] if char == '?' or ord(char) < 32 or ord(char) == 127: return '' elif char == '"': @@ -434,12 +522,19 @@ def orderedSet(iterable): return res -def _htmlentity_transform(entity): +def _htmlentity_transform(entity_with_semicolon): """Transforms an HTML entity to a character.""" + entity = entity_with_semicolon[:-1] + # Known non-numeric HTML entity if entity in compat_html_entities.name2codepoint: return compat_chr(compat_html_entities.name2codepoint[entity]) + # TODO: HTML5 allows entities without a semicolon. For example, + # 'Éric' should be decoded as 'Éric'. + if entity_with_semicolon in compat_html_entities_html5: + return compat_html_entities_html5[entity_with_semicolon] + mobj = re.match(r'#(x[0-9a-fA-F]+|[0-9]+)', entity) if mobj is not None: numstr = mobj.group(1) @@ -464,7 +559,7 @@ def unescapeHTML(s): assert type(s) == compat_str return re.sub( - r'&([^;]+);', lambda m: _htmlentity_transform(m.group(1)), s) + r'&([^;]+;)', lambda m: _htmlentity_transform(m.group(1)), s) def get_subprocess_encoding(): @@ -685,6 +780,26 @@ class ContentTooShortError(Exception): self.expected = expected +class XAttrMetadataError(Exception): + def __init__(self, code=None, msg='Unknown error'): + super(XAttrMetadataError, self).__init__(msg) + self.code = code + self.msg = msg + + # Parsing code and msg + if (self.code in (errno.ENOSPC, errno.EDQUOT) or + 'No space left' in self.msg or 'Disk quota excedded' in self.msg): + self.reason = 'NO_SPACE' + elif self.code == errno.E2BIG or 'Argument list too long' in self.msg: + self.reason = 'VALUE_TOO_LONG' + else: + self.reason = 'NOT_SUPPORTED' + + +class XAttrUnavailableError(Exception): + pass + + def _create_http_connection(ydl_handler, http_class, is_https, *args, **kwargs): # Working around python 2 bug (see http://bugs.python.org/issue17849) by limiting # expected HTTP responses to meet HTTP/1.0 or later (see also @@ -745,8 +860,15 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler): self._params = params def http_open(self, req): + conn_class = compat_http_client.HTTPConnection + + socks_proxy = req.headers.get('Ytdl-socks-proxy') + if socks_proxy: + conn_class = make_socks_conn_class(conn_class, socks_proxy) + del req.headers['Ytdl-socks-proxy'] + return self.do_open(functools.partial( - _create_http_connection, self, compat_http_client.HTTPConnection, False), + _create_http_connection, self, conn_class, False), req) @staticmethod @@ -778,12 +900,7 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler): # Substitute URL if any change after escaping if url != url_escaped: - req_type = HEADRequest if req.get_method() == 'HEAD' else compat_urllib_request.Request - new_req = req_type( - url_escaped, data=req.data, headers=req.headers, - origin_req_host=req.origin_req_host, unverifiable=req.unverifiable) - new_req.timeout = req.timeout - req = new_req + req = update_Request(req, url=url_escaped) for h, v in std_headers.items(): # Capitalize is needed because of Python bug 2275: http://bugs.python.org/issue2275 @@ -837,9 +954,13 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler): # As of RFC 2616 default charset is iso-8859-1 that is respected by python 3 if sys.version_info >= (3, 0): location = location.encode('iso-8859-1').decode('utf-8') + else: + location = location.decode('utf-8') location_escaped = escape_url(location) if location != location_escaped: del resp.headers['Location'] + if sys.version_info < (3, 0): + location_escaped = location_escaped.encode('utf-8') resp.headers['Location'] = location_escaped return resp @@ -847,6 +968,49 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler): https_response = http_response +def make_socks_conn_class(base_class, socks_proxy): + assert issubclass(base_class, ( + compat_http_client.HTTPConnection, compat_http_client.HTTPSConnection)) + + url_components = compat_urlparse.urlparse(socks_proxy) + if url_components.scheme.lower() == 'socks5': + socks_type = ProxyType.SOCKS5 + elif url_components.scheme.lower() in ('socks', 'socks4'): + socks_type = ProxyType.SOCKS4 + elif url_components.scheme.lower() == 'socks4a': + socks_type = ProxyType.SOCKS4A + + def unquote_if_non_empty(s): + if not s: + return s + return compat_urllib_parse_unquote_plus(s) + + proxy_args = ( + socks_type, + url_components.hostname, url_components.port or 1080, + True, # Remote DNS + unquote_if_non_empty(url_components.username), + unquote_if_non_empty(url_components.password), + ) + + class SocksConnection(base_class): + def connect(self): + self.sock = sockssocket() + self.sock.setproxy(*proxy_args) + if type(self.timeout) in (int, float): + self.sock.settimeout(self.timeout) + self.sock.connect((self.host, self.port)) + + if isinstance(self, compat_http_client.HTTPSConnection): + if hasattr(self, '_context'): # Python > 2.6 + self.sock = self._context.wrap_socket( + self.sock, server_hostname=self.host) + else: + self.sock = ssl.wrap_socket(self.sock) + + return SocksConnection + + class YoutubeDLHTTPSHandler(compat_urllib_request.HTTPSHandler): def __init__(self, params, https_conn_class=None, *args, **kwargs): compat_urllib_request.HTTPSHandler.__init__(self, *args, **kwargs) @@ -855,12 +1019,20 @@ class YoutubeDLHTTPSHandler(compat_urllib_request.HTTPSHandler): def https_open(self, req): kwargs = {} + conn_class = self._https_conn_class + if hasattr(self, '_context'): # python > 2.6 kwargs['context'] = self._context if hasattr(self, '_check_hostname'): # python 3.x kwargs['check_hostname'] = self._check_hostname + + socks_proxy = req.headers.get('Ytdl-socks-proxy') + if socks_proxy: + conn_class = make_socks_conn_class(conn_class, socks_proxy) + del req.headers['Ytdl-socks-proxy'] + return self.do_open(functools.partial( - _create_http_connection, self, self._https_conn_class, True), + _create_http_connection, self, conn_class, True), req, **kwargs) @@ -888,6 +1060,24 @@ class YoutubeDLCookieProcessor(compat_urllib_request.HTTPCookieProcessor): https_response = http_response +def extract_timezone(date_str): + m = re.search( + r'^.{8,}?(?P<tz>Z$| ?(?P<sign>\+|-)(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2})$)', + date_str) + if not m: + timezone = datetime.timedelta() + else: + date_str = date_str[:-len(m.group('tz'))] + if not m.group('sign'): + timezone = datetime.timedelta() + else: + sign = 1 if m.group('sign') == '+' else -1 + timezone = datetime.timedelta( + hours=sign * int(m.group('hours')), + minutes=sign * int(m.group('minutes'))) + return timezone, date_str + + def parse_iso8601(date_str, delimiter='T', timezone=None): """ Return a UNIX timestamp from the given date """ @@ -897,20 +1087,8 @@ def parse_iso8601(date_str, delimiter='T', timezone=None): date_str = re.sub(r'\.[0-9]+', '', date_str) if timezone is None: - m = re.search( - r'(?:Z$| ?(?P<sign>\+|-)(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2})$)', - date_str) - if not m: - timezone = datetime.timedelta() - else: - date_str = date_str[:-len(m.group(0))] - if not m.group('sign'): - timezone = datetime.timedelta() - else: - sign = 1 if m.group('sign') == '+' else -1 - timezone = datetime.timedelta( - hours=sign * int(m.group('hours')), - minutes=sign * int(m.group('minutes'))) + timezone, date_str = extract_timezone(date_str) + try: date_format = '%Y-%m-%d{0}%H:%M:%S'.format(delimiter) dt = datetime.datetime.strptime(date_str, date_format) - timezone @@ -919,6 +1097,10 @@ def parse_iso8601(date_str, delimiter='T', timezone=None): pass +def date_formats(day_first=True): + return DATE_FORMATS_DAY_FIRST if day_first else DATE_FORMATS_MONTH_FIRST + + def unified_strdate(date_str, day_first=True): """Return a string with the date in the format YYYYMMDD""" @@ -927,52 +1109,11 @@ def unified_strdate(date_str, day_first=True): upload_date = None # Replace commas date_str = date_str.replace(',', ' ') - # %z (UTC offset) is only supported in python>=3.2 - if not re.match(r'^[0-9]{1,2}-[0-9]{1,2}-[0-9]{4}$', date_str): - date_str = re.sub(r' ?(\+|-)[0-9]{2}:?[0-9]{2}$', '', date_str) # Remove AM/PM + timezone date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str) + _, date_str = extract_timezone(date_str) - format_expressions = [ - '%d %B %Y', - '%d %b %Y', - '%B %d %Y', - '%b %d %Y', - '%b %dst %Y %I:%M', - '%b %dnd %Y %I:%M', - '%b %dth %Y %I:%M', - '%Y %m %d', - '%Y-%m-%d', - '%Y/%m/%d', - '%Y/%m/%d %H:%M:%S', - '%Y-%m-%d %H:%M:%S', - '%Y-%m-%d %H:%M:%S.%f', - '%d.%m.%Y %H:%M', - '%d.%m.%Y %H.%M', - '%Y-%m-%dT%H:%M:%SZ', - '%Y-%m-%dT%H:%M:%S.%fZ', - '%Y-%m-%dT%H:%M:%S.%f0Z', - '%Y-%m-%dT%H:%M:%S', - '%Y-%m-%dT%H:%M:%S.%f', - '%Y-%m-%dT%H:%M', - ] - if day_first: - format_expressions.extend([ - '%d-%m-%Y', - '%d.%m.%Y', - '%d/%m/%Y', - '%d/%m/%y', - '%d/%m/%Y %H:%M:%S', - ]) - else: - format_expressions.extend([ - '%m-%d-%Y', - '%m.%d.%Y', - '%m/%d/%Y', - '%m/%d/%y', - '%m/%d/%Y %H:%M:%S', - ]) - for expression in format_expressions: + for expression in date_formats(day_first): try: upload_date = datetime.datetime.strptime(date_str, expression).strftime('%Y%m%d') except ValueError: @@ -980,11 +1121,37 @@ def unified_strdate(date_str, day_first=True): if upload_date is None: timetuple = email.utils.parsedate_tz(date_str) if timetuple: - upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d') + try: + upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d') + except ValueError: + pass if upload_date is not None: return compat_str(upload_date) +def unified_timestamp(date_str, day_first=True): + if date_str is None: + return None + + date_str = date_str.replace(',', ' ') + + pm_delta = 12 if re.search(r'(?i)PM', date_str) else 0 + timezone, date_str = extract_timezone(date_str) + + # Remove AM/PM + timezone + date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str) + + for expression in date_formats(day_first): + try: + dt = datetime.datetime.strptime(date_str, expression) - timezone + datetime.timedelta(hours=pm_delta) + return calendar.timegm(dt.timetuple()) + except ValueError: + pass + timetuple = email.utils.parsedate_tz(date_str) + if timetuple: + return calendar.timegm(timetuple) + pm_delta * 3600 + + def determine_ext(url, default_ext='unknown_video'): if url is None: return default_ext @@ -1191,7 +1358,7 @@ def bytes_to_intlist(bs): def intlist_to_bytes(xs): if not xs: return b'' - return struct_pack('%dB' % len(xs), *xs) + return compat_struct_pack('%dB' % len(xs), *xs) # Cross-platform file locking @@ -1319,6 +1486,8 @@ def shell_quote(args): def smuggle_url(url, data): """ Pass additional data in a URL for internal use. """ + url, idata = unsmuggle_url(url, {}) + data.update(idata) sdata = compat_urllib_parse_urlencode( {'__youtubedl_smuggle': json.dumps(data)}) return url + '#' + sdata @@ -1367,38 +1536,63 @@ def parse_filesize(s): _UNIT_TABLE = { 'B': 1, 'b': 1, + 'bytes': 1, 'KiB': 1024, 'KB': 1000, 'kB': 1024, 'Kb': 1000, + 'kb': 1000, + 'kilobytes': 1000, + 'kibibytes': 1024, 'MiB': 1024 ** 2, 'MB': 1000 ** 2, 'mB': 1024 ** 2, 'Mb': 1000 ** 2, + 'mb': 1000 ** 2, + 'megabytes': 1000 ** 2, + 'mebibytes': 1024 ** 2, 'GiB': 1024 ** 3, 'GB': 1000 ** 3, 'gB': 1024 ** 3, 'Gb': 1000 ** 3, + 'gb': 1000 ** 3, + 'gigabytes': 1000 ** 3, + 'gibibytes': 1024 ** 3, 'TiB': 1024 ** 4, 'TB': 1000 ** 4, 'tB': 1024 ** 4, 'Tb': 1000 ** 4, + 'tb': 1000 ** 4, + 'terabytes': 1000 ** 4, + 'tebibytes': 1024 ** 4, 'PiB': 1024 ** 5, 'PB': 1000 ** 5, 'pB': 1024 ** 5, 'Pb': 1000 ** 5, + 'pb': 1000 ** 5, + 'petabytes': 1000 ** 5, + 'pebibytes': 1024 ** 5, 'EiB': 1024 ** 6, 'EB': 1000 ** 6, 'eB': 1024 ** 6, 'Eb': 1000 ** 6, + 'eb': 1000 ** 6, + 'exabytes': 1000 ** 6, + 'exbibytes': 1024 ** 6, 'ZiB': 1024 ** 7, 'ZB': 1000 ** 7, 'zB': 1024 ** 7, 'Zb': 1000 ** 7, + 'zb': 1000 ** 7, + 'zettabytes': 1000 ** 7, + 'zebibytes': 1024 ** 7, 'YiB': 1024 ** 8, 'YB': 1000 ** 8, 'yB': 1024 ** 8, 'Yb': 1000 ** 8, + 'yb': 1000 ** 8, + 'yottabytes': 1000 ** 8, + 'yobibytes': 1024 ** 8, } return lookup_unit_table(_UNIT_TABLE, s) @@ -1425,11 +1619,13 @@ def parse_count(s): return lookup_unit_table(_UNIT_TABLE, s) -def month_by_name(name): +def month_by_name(name, lang='en'): """ Return the number of a month by (locale-independently) English name """ + month_names = MONTH_NAMES.get(lang, MONTH_NAMES['en']) + try: - return ENGLISH_MONTH_NAMES.index(name) + 1 + return month_names.index(name) + 1 except ValueError: return None @@ -1474,15 +1670,11 @@ def setproctitle(title): def remove_start(s, start): - if s.startswith(start): - return s[len(start):] - return s + return s[len(start):] if s is not None and s.startswith(start) else s def remove_end(s, end): - if s.endswith(end): - return s[:-len(end)] - return s + return s[:-len(end)] if s is not None and s.endswith(end) else s def remove_quotes(s): @@ -1499,11 +1691,20 @@ def url_basename(url): return path.strip('/').split('/')[-1] +def base_url(url): + return re.match(r'https?://[^?#&]+/', url).group() + + class HEADRequest(compat_urllib_request.Request): def get_method(self): return 'HEAD' +class PUTRequest(compat_urllib_request.Request): + def get_method(self): + return 'PUT' + + def int_or_none(v, scale=1, default=None, get_attr=None, invscale=1): if get_attr: if v is not None: @@ -1539,50 +1740,56 @@ def float_or_none(v, scale=1, invscale=1, default=None): return default +def strip_or_none(v): + return None if v is None else v.strip() + + def parse_duration(s): if not isinstance(s, compat_basestring): return None s = s.strip() - m = re.match( - r'''(?ix)(?:P?T)? - (?: - (?P<only_mins>[0-9.]+)\s*(?:mins?\.?|minutes?)\s*| - (?P<only_hours>[0-9.]+)\s*(?:hours?)| - - \s*(?P<hours_reversed>[0-9]+)\s*(?:[:h]|hours?)\s*(?P<mins_reversed>[0-9]+)\s*(?:[:m]|mins?\.?|minutes?)\s*| - (?: + days, hours, mins, secs, ms = [None] * 5 + m = re.match(r'(?:(?:(?:(?P<days>[0-9]+):)?(?P<hours>[0-9]+):)?(?P<mins>[0-9]+):)?(?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?$', s) + if m: + days, hours, mins, secs, ms = m.groups() + else: + m = re.match( + r'''(?ix)(?:P?T)? (?: - (?:(?P<days>[0-9]+)\s*(?:[:d]|days?)\s*)? - (?P<hours>[0-9]+)\s*(?:[:h]|hours?)\s* + (?P<days>[0-9]+)\s*d(?:ays?)?\s* )? - (?P<mins>[0-9]+)\s*(?:[:m]|mins?|minutes?)\s* - )? - (?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?\s*(?:s|secs?|seconds?)? - )$''', s) - if not m: - return None - res = 0 - if m.group('only_mins'): - return float_or_none(m.group('only_mins'), invscale=60) - if m.group('only_hours'): - return float_or_none(m.group('only_hours'), invscale=60 * 60) - if m.group('secs'): - res += int(m.group('secs')) - if m.group('mins_reversed'): - res += int(m.group('mins_reversed')) * 60 - if m.group('mins'): - res += int(m.group('mins')) * 60 - if m.group('hours'): - res += int(m.group('hours')) * 60 * 60 - if m.group('hours_reversed'): - res += int(m.group('hours_reversed')) * 60 * 60 - if m.group('days'): - res += int(m.group('days')) * 24 * 60 * 60 - if m.group('ms'): - res += float(m.group('ms')) - return res + (?: + (?P<hours>[0-9]+)\s*h(?:ours?)?\s* + )? + (?: + (?P<mins>[0-9]+)\s*m(?:in(?:ute)?s?)?\s* + )? + (?: + (?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?\s*s(?:ec(?:ond)?s?)?\s* + )?$''', s) + if m: + days, hours, mins, secs, ms = m.groups() + else: + m = re.match(r'(?i)(?:(?P<hours>[0-9.]+)\s*(?:hours?)|(?P<mins>[0-9.]+)\s*(?:mins?\.?|minutes?)\s*)$', s) + if m: + hours, mins = m.groups() + else: + return None + + duration = 0 + if secs: + duration += float(secs) + if mins: + duration += float(mins) * 60 + if hours: + duration += float(hours) * 60 * 60 + if days: + duration += float(days) * 24 * 60 * 60 + if ms: + duration += float(ms) + return duration def prepend_extension(filename, ext, expected_real_ext=None): @@ -1615,8 +1822,12 @@ def get_exe_version(exe, args=['--version'], """ Returns the version of the specified executable, or False if the executable is not present """ try: + # STDIN should be redirected too. On UNIX-like systems, ffmpeg triggers + # SIGTTOU if youtube-dl is run in the background. + # See https://github.com/rg3/youtube-dl/issues/955#issuecomment-209789656 out, _ = subprocess.Popen( [encodeArgument(exe)] + args, + stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.STDOUT).communicate() except OSError: return False @@ -1757,24 +1968,6 @@ def escape_url(url): fragment=escape_rfc3986(url_parsed.fragment) ).geturl() -try: - struct.pack('!I', 0) -except TypeError: - # In Python 2.6 and 2.7.x < 2.7.7, struct requires a bytes argument - # See https://bugs.python.org/issue19099 - def struct_pack(spec, *args): - if isinstance(spec, compat_str): - spec = spec.encode('ascii') - return struct.pack(spec, *args) - - def struct_unpack(spec, *args): - if isinstance(spec, compat_str): - spec = spec.encode('ascii') - return struct.unpack(spec, *args) -else: - struct_pack = struct.pack - struct_unpack = struct.unpack - def read_batch_urls(batch_fd): def fixup(url): @@ -1797,6 +1990,8 @@ def urlencode_postdata(*args, **kargs): def update_url_query(url, query): + if not query: + return url parsed_url = compat_urlparse.urlparse(url) qs = compat_parse_qs(parsed_url.query) qs.update(query) @@ -1804,6 +1999,26 @@ def update_url_query(url, query): query=compat_urllib_parse_urlencode(qs, True))) +def update_Request(req, url=None, data=None, headers={}, query={}): + req_headers = req.headers.copy() + req_headers.update(headers) + req_data = data or req.data + req_url = update_url_query(url or req.get_full_url(), query) + req_get_method = req.get_method() + if req_get_method == 'HEAD': + req_type = HEADRequest + elif req_get_method == 'PUT': + req_type = PUTRequest + else: + req_type = compat_urllib_request.Request + new_req = req_type( + req_url, data=req_data, headers=req_headers, + origin_req_host=req.origin_req_host, unverifiable=req.unverifiable) + if hasattr(req, 'timeout'): + new_req.timeout = req.timeout + return new_req + + def dict_get(d, key_or_keys, default=None, skip_false_values=True): if isinstance(key_or_keys, (list, tuple)): for key in key_or_keys: @@ -1814,6 +2029,16 @@ def dict_get(d, key_or_keys, default=None, skip_false_values=True): return d.get(key_or_keys, default) +def try_get(src, getter, expected_type=None): + try: + v = getter(src) + except (AttributeError, KeyError, TypeError, IndexError): + pass + else: + if expected_type is None or isinstance(v, expected_type): + return v + + def encode_compat_str(string, encoding=preferredencoding(), errors='strict'): return string if isinstance(string, compat_str) else compat_str(string, encoding, errors) @@ -1827,16 +2052,32 @@ US_RATINGS = { } +TV_PARENTAL_GUIDELINES = { + 'TV-Y': 0, + 'TV-Y7': 7, + 'TV-G': 0, + 'TV-PG': 0, + 'TV-14': 14, + 'TV-MA': 17, +} + + def parse_age_limit(s): - if s is None: + if type(s) == int: + return s if 0 <= s <= 21 else None + if not isinstance(s, compat_basestring): return None m = re.match(r'^(?P<age>\d{1,2})\+?$', s) - return int(m.group('age')) if m else US_RATINGS.get(s) + if m: + return int(m.group('age')) + if s in US_RATINGS: + return US_RATINGS[s] + return TV_PARENTAL_GUIDELINES.get(s) def strip_jsonp(code): return re.sub( - r'(?s)^[a-zA-Z0-9_.]+\s*\(\s*(.*)\);?\s*?(?://[^\n]*)*$', r'\1', code) + r'(?s)^[a-zA-Z0-9_.$]+\s*\(\s*(.*)\);?\s*?(?://[^\n]*)*$', r'\1', code) def js_to_json(code): @@ -1844,24 +2085,38 @@ def js_to_json(code): v = m.group(0) if v in ('true', 'false', 'null'): return v - if v.startswith('"'): - v = re.sub(r"\\'", "'", v[1:-1]) - elif v.startswith("'"): - v = v[1:-1] - v = re.sub(r"\\\\|\\'|\"", lambda m: { - '\\\\': '\\\\', - "\\'": "'", + elif v.startswith('/*') or v == ',': + return "" + + if v[0] in ("'", '"'): + v = re.sub(r'(?s)\\.|"', lambda m: { '"': '\\"', - }[m.group(0)], v) + "\\'": "'", + '\\\n': '', + '\\x': '\\u00', + }.get(m.group(0), m.group(0)), v[1:-1]) + + INTEGER_TABLE = ( + (r'^(0[xX][0-9a-fA-F]+)\s*:?$', 16), + (r'^(0+[0-7]+)\s*:?$', 8), + ) + + for regex, base in INTEGER_TABLE: + im = re.match(regex, v) + if im: + i = int(im.group(1), base) + return '"%d":' % i if v.endswith(':') else '%d' % i + return '"%s"' % v - res = re.sub(r'''(?x) - "(?:[^"\\]*(?:\\\\|\\['"nu]))*[^"\\]*"| - '(?:[^'\\]*(?:\\\\|\\['"nu]))*[^'\\]*'| - [a-zA-Z_][.a-zA-Z_0-9]* + return re.sub(r'''(?sx) + "(?:[^"\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^"\\]*"| + '(?:[^'\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^'\\]*'| + /\*.*?\*/|,(?=\s*[\]}])| + [a-zA-Z_][.a-zA-Z_0-9]*| + \b(?:0[xX][0-9a-fA-F]+|0+[0-7]+)(?:\s*:)?| + [0-9]+(?=\s*:) ''', fix_kv, code) - res = re.sub(r',(\s*[\]}])', lambda m: m.group(1), res) - return res def qualities(quality_ids): @@ -1909,7 +2164,7 @@ def ytdl_is_updateable(): def args_to_str(args): # Get a short string representation for a subprocess command - return ' '.join(shlex_quote(a) for a in args) + return ' '.join(compat_shlex_quote(a) for a in args) def error_to_compat_str(err): @@ -1922,13 +2177,20 @@ def error_to_compat_str(err): def mimetype2ext(mt): + if mt is None: + return None + ext = { 'audio/mp4': 'm4a', + # Per RFC 3003, audio/mpeg can be .mp1, .mp2 or .mp3. Here use .mp3 as + # it's the most popular one + 'audio/mpeg': 'mp3', }.get(mt) if ext is not None: return ext _, _, res = mt.rpartition('/') + res = res.split(';')[0].strip().lower() return { '3gpp': '3gp', @@ -1940,15 +2202,56 @@ def mimetype2ext(mt): 'x-flv': 'flv', 'x-mp4-fragmented': 'mp4', 'x-ms-wmv': 'wmv', + 'mpegurl': 'm3u8', + 'x-mpegurl': 'm3u8', + 'vnd.apple.mpegurl': 'm3u8', + 'dash+xml': 'mpd', + 'f4m': 'f4m', + 'f4m+xml': 'f4m', + 'hds+xml': 'f4m', + 'vnd.ms-sstr+xml': 'ism', + 'quicktime': 'mov', }.get(res, res) +def parse_codecs(codecs_str): + # http://tools.ietf.org/html/rfc6381 + if not codecs_str: + return {} + splited_codecs = list(filter(None, map( + lambda str: str.strip(), codecs_str.strip().strip(',').split(',')))) + vcodec, acodec = None, None + for full_codec in splited_codecs: + codec = full_codec.split('.')[0] + if codec in ('avc1', 'avc2', 'avc3', 'avc4', 'vp9', 'vp8', 'hev1', 'hev2', 'h263', 'h264', 'mp4v'): + if not vcodec: + vcodec = full_codec + elif codec in ('mp4a', 'opus', 'vorbis', 'mp3', 'aac', 'ac-3'): + if not acodec: + acodec = full_codec + else: + write_string('WARNING: Unknown codec %s' % full_codec, sys.stderr) + if not vcodec and not acodec: + if len(splited_codecs) == 2: + return { + 'vcodec': vcodec, + 'acodec': acodec, + } + elif len(splited_codecs) == 1: + return { + 'vcodec': 'none', + 'acodec': vcodec, + } + else: + return { + 'vcodec': vcodec or 'none', + 'acodec': acodec or 'none', + } + return {} + + def urlhandle_detect_ext(url_handle): - try: - url_handle.headers - getheader = lambda h: url_handle.headers[h] - except AttributeError: # Python < 3 - getheader = url_handle.info().getheader + getheader = url_handle.headers.get cd = getheader('Content-Disposition') if cd: @@ -2046,11 +2349,18 @@ def _match_one(filter_part, dct): m = operator_rex.search(filter_part) if m: op = COMPARISON_OPERATORS[m.group('op')] - if m.group('strval') is not None: + actual_value = dct.get(m.group('key')) + if (m.group('strval') is not None or + # If the original field is a string and matching comparisonvalue is + # a number we should respect the origin of the original field + # and process comparison value as a string (see + # https://github.com/rg3/youtube-dl/issues/11082). + actual_value is not None and m.group('intval') is not None and + isinstance(actual_value, compat_str)): if m.group('op') not in ('=', '!='): raise ValueError( 'Operator %s does not support string values!' % m.group('op')) - comparison_value = m.group('strval') + comparison_value = m.group('strval') or m.group('intval') else: try: comparison_value = int(m.group('intval')) @@ -2062,7 +2372,6 @@ def _match_one(filter_part, dct): raise ValueError( 'Invalid integer value %r in filter part %r' % ( m.group('intval'), filter_part)) - actual_value = dct.get(m.group('key')) if actual_value is None: return m.group('none_inclusive') return op(actual_value, comparison_value) @@ -2122,6 +2431,7 @@ def dfxp2srt(dfxp_data): _x = functools.partial(xpath_with_ns, ns_map={ 'ttml': 'http://www.w3.org/ns/ttml', 'ttaf1': 'http://www.w3.org/2006/10/ttaf1', + 'ttaf1_0604': 'http://www.w3.org/2006/04/ttaf1', }) class TTMLPElementParser(object): @@ -2148,7 +2458,7 @@ def dfxp2srt(dfxp_data): dfxp = compat_etree_fromstring(dfxp_data.encode('utf-8')) out = [] - paras = dfxp.findall(_x('.//ttml:p')) or dfxp.findall(_x('.//ttaf1:p')) or dfxp.findall('.//p') + paras = dfxp.findall(_x('.//ttml:p')) or dfxp.findall(_x('.//ttaf1:p')) or dfxp.findall(_x('.//ttaf1_0604:p')) or dfxp.findall('.//p') if not paras: raise ValueError('Invalid dfxp/TTML subtitle') @@ -2174,6 +2484,8 @@ def dfxp2srt(dfxp_data): def cli_option(params, command_option, param): param = params.get(param) + if param: + param = compat_str(param) return [command_option, param] if param is not None else [] @@ -2677,6 +2989,10 @@ class PerRequestProxyHandler(compat_urllib_request.ProxyHandler): if proxy == '__noproxy__': return None # No Proxy + if compat_urlparse.urlparse(proxy).scheme.lower() in ('socks', 'socks4', 'socks4a', 'socks5'): + req.add_header('Ytdl-socks-proxy', proxy) + # youtube-dl's http/https handlers do wrapping the socket with socks + return None return compat_urllib_request.ProxyHandler.proxy_open( self, req, proxy, type) @@ -2717,9 +3033,7 @@ def encode_base_n(num, n, table=None): def decode_packed_codes(code): - mobj = re.search( - r"}\('(.+)',(\d+),(\d+),'([^']+)'\.split\('\|'\)", - code) + mobj = re.search(PACKED_CODES_RE, code) obfucasted_code, base, count, symbols = mobj.groups() base = int(base) count = int(count) @@ -2734,3 +3048,207 @@ def decode_packed_codes(code): return re.sub( r'\b(\w+)\b', lambda mobj: symbol_table[mobj.group(0)], obfucasted_code) + + +def parse_m3u8_attributes(attrib): + info = {} + for (key, val) in re.findall(r'(?P<key>[A-Z0-9-]+)=(?P<val>"[^"]+"|[^",]+)(?:,|$)', attrib): + if val.startswith('"'): + val = val[1:-1] + info[key] = val + return info + + +def urshift(val, n): + return val >> n if val >= 0 else (val + 0x100000000) >> n + + +# Based on png2str() written by @gdkchan and improved by @yokrysty +# Originally posted at https://github.com/rg3/youtube-dl/issues/9706 +def decode_png(png_data): + # Reference: https://www.w3.org/TR/PNG/ + header = png_data[8:] + + if png_data[:8] != b'\x89PNG\x0d\x0a\x1a\x0a' or header[4:8] != b'IHDR': + raise IOError('Not a valid PNG file.') + + int_map = {1: '>B', 2: '>H', 4: '>I'} + unpack_integer = lambda x: compat_struct_unpack(int_map[len(x)], x)[0] + + chunks = [] + + while header: + length = unpack_integer(header[:4]) + header = header[4:] + + chunk_type = header[:4] + header = header[4:] + + chunk_data = header[:length] + header = header[length:] + + header = header[4:] # Skip CRC + + chunks.append({ + 'type': chunk_type, + 'length': length, + 'data': chunk_data + }) + + ihdr = chunks[0]['data'] + + width = unpack_integer(ihdr[:4]) + height = unpack_integer(ihdr[4:8]) + + idat = b'' + + for chunk in chunks: + if chunk['type'] == b'IDAT': + idat += chunk['data'] + + if not idat: + raise IOError('Unable to read PNG data.') + + decompressed_data = bytearray(zlib.decompress(idat)) + + stride = width * 3 + pixels = [] + + def _get_pixel(idx): + x = idx % stride + y = idx // stride + return pixels[y][x] + + for y in range(height): + basePos = y * (1 + stride) + filter_type = decompressed_data[basePos] + + current_row = [] + + pixels.append(current_row) + + for x in range(stride): + color = decompressed_data[1 + basePos + x] + basex = y * stride + x + left = 0 + up = 0 + + if x > 2: + left = _get_pixel(basex - 3) + if y > 0: + up = _get_pixel(basex - stride) + + if filter_type == 1: # Sub + color = (color + left) & 0xff + elif filter_type == 2: # Up + color = (color + up) & 0xff + elif filter_type == 3: # Average + color = (color + ((left + up) >> 1)) & 0xff + elif filter_type == 4: # Paeth + a = left + b = up + c = 0 + + if x > 2 and y > 0: + c = _get_pixel(basex - stride - 3) + + p = a + b - c + + pa = abs(p - a) + pb = abs(p - b) + pc = abs(p - c) + + if pa <= pb and pa <= pc: + color = (color + a) & 0xff + elif pb <= pc: + color = (color + b) & 0xff + else: + color = (color + c) & 0xff + + current_row.append(color) + + return width, height, pixels + + +def write_xattr(path, key, value): + # This mess below finds the best xattr tool for the job + try: + # try the pyxattr module... + import xattr + + if hasattr(xattr, 'set'): # pyxattr + # Unicode arguments are not supported in python-pyxattr until + # version 0.5.0 + # See https://github.com/rg3/youtube-dl/issues/5498 + pyxattr_required_version = '0.5.0' + if version_tuple(xattr.__version__) < version_tuple(pyxattr_required_version): + # TODO: fallback to CLI tools + raise XAttrUnavailableError( + 'python-pyxattr is detected but is too old. ' + 'youtube-dl requires %s or above while your version is %s. ' + 'Falling back to other xattr implementations' % ( + pyxattr_required_version, xattr.__version__)) + + setxattr = xattr.set + else: # xattr + setxattr = xattr.setxattr + + try: + setxattr(path, key, value) + except EnvironmentError as e: + raise XAttrMetadataError(e.errno, e.strerror) + + except ImportError: + if compat_os_name == 'nt': + # Write xattrs to NTFS Alternate Data Streams: + # http://en.wikipedia.org/wiki/NTFS#Alternate_data_streams_.28ADS.29 + assert ':' not in key + assert os.path.exists(path) + + ads_fn = path + ':' + key + try: + with open(ads_fn, 'wb') as f: + f.write(value) + except EnvironmentError as e: + raise XAttrMetadataError(e.errno, e.strerror) + else: + user_has_setfattr = check_executable('setfattr', ['--version']) + user_has_xattr = check_executable('xattr', ['-h']) + + if user_has_setfattr or user_has_xattr: + + value = value.decode('utf-8') + if user_has_setfattr: + executable = 'setfattr' + opts = ['-n', key, '-v', value] + elif user_has_xattr: + executable = 'xattr' + opts = ['-w', key, value] + + cmd = ([encodeFilename(executable, True)] + + [encodeArgument(o) for o in opts] + + [encodeFilename(path, True)]) + + try: + p = subprocess.Popen( + cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE) + except EnvironmentError as e: + raise XAttrMetadataError(e.errno, e.strerror) + stdout, stderr = p.communicate() + stderr = stderr.decode('utf-8', 'replace') + if p.returncode != 0: + raise XAttrMetadataError(p.returncode, stderr) + + else: + # On Unix, and can't find pyxattr, setfattr, or xattr. + if sys.platform.startswith('linux'): + raise XAttrUnavailableError( + "Couldn't find a tool to set the xattrs. " + "Install either the python 'pyxattr' or 'xattr' " + "modules, or the GNU 'attr' package " + "(which contains the 'setfattr' tool).") + else: + raise XAttrUnavailableError( + "Couldn't find a tool to set the xattrs. " + "Install either the python 'xattr' module, " + "or the 'xattr' binary.") |