X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Futils.py;h=027d12785da68055477b0bd7475cfd25e4678c6b;hb=f226880c6d44098b5e99b05a83ed739e18d15690;hp=9d7798ee8943e613ba96662ddc0e40e22061aa54;hpb=98ce1a3fd31b11119d031ceb7ad032bea22d373a;p=youtube-dl diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py index 9d7798ee8..027d12785 100644 --- a/youtube_dl/utils.py +++ b/youtube_dl/utils.py @@ -11,6 +11,7 @@ import contextlib import ctypes import datetime import email.utils +import email.header import errno import functools import gzip @@ -21,7 +22,6 @@ import locale import math import operator import os -import pipes import platform import random import re @@ -35,9 +35,11 @@ import xml.etree.ElementTree import zlib from .compat import ( + compat_HTMLParseError, compat_HTMLParser, compat_basestring, compat_chr, + compat_ctypes_WINFUNCTYPE, compat_etree_fromstring, compat_expanduser, compat_html_entities, @@ -80,7 +82,7 @@ def register_socks_protocols(): compiled_regex_type = type(re.compile('')) std_headers = { - 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20150101 Firefox/47.0 (Chrome)', + 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:59.0) Gecko/20100101 Firefox/59.0 (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', @@ -158,6 +160,8 @@ DATE_FORMATS = ( '%Y-%m-%dT%H:%M', '%b %d %Y at %H:%M', '%b %d %Y at %H:%M:%S', + '%B %d %Y at %H:%M', + '%B %d %Y at %H:%M:%S', ) DATE_FORMATS_DAY_FIRST = list(DATE_FORMATS) @@ -364,9 +368,9 @@ def get_elements_by_attribute(attribute, value, html, escape_value=True): retlist = [] for m in re.finditer(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.*?) @@ -408,8 +412,12 @@ def extract_attributes(html_element): but the cases in the unit test will work for all of 2.6, 2.7, 3.2-3.5. """ parser = HTMLAttributeParser() - parser.feed(html_element) - parser.close() + try: + parser.feed(html_element) + parser.close() + # Older Python may throw HTMLParseError in case of malformed HTML + except compat_HTMLParseError: + pass return parser.attrs @@ -530,10 +538,22 @@ def sanitize_path(s): return os.path.join(*sanitized_path) -# Prepend protocol-less URLs with `http:` scheme in order to mitigate the number of -# unwanted failures due to missing protocol def sanitize_url(url): - return 'http:%s' % url if url.startswith('//') else url + # Prepend protocol-less URLs with `http:` scheme in order to mitigate + # the number of unwanted failures due to missing protocol + if url.startswith('//'): + return 'http:%s' % url + # Fix some common typos seen so far + COMMON_TYPOS = ( + # https://github.com/rg3/youtube-dl/issues/15649 + (r'^httpss://', r'https://'), + # https://bx1.be/lives/direct-tv/ + (r'^rmtp([es]?)://', r'rtmp\1://'), + ) + for mistake, fixup in COMMON_TYPOS: + if re.match(mistake, url): + return re.sub(mistake, fixup, url) + return url def sanitized_Request(url, *args, **kwargs): @@ -591,7 +611,7 @@ 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(): @@ -858,8 +878,8 @@ def _create_http_connection(ydl_handler, http_class, is_https, *args, **kwargs): # expected HTTP responses to meet HTTP/1.0 or later (see also # https://github.com/rg3/youtube-dl/issues/6727) if sys.version_info < (3, 0): - kwargs[b'strict'] = True - hc = http_class(*args, **kwargs) + kwargs['strict'] = True + hc = http_class(*args, **compat_kwargs(kwargs)) source_address = ydl_handler._params.get('source_address') if source_address is not None: sa = (source_address, 0) @@ -931,14 +951,6 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler): except zlib.error: return zlib.decompress(data) - @staticmethod - def addinfourl_wrapper(stream, headers, url, code): - if hasattr(compat_urllib_request.addinfourl, 'getcode'): - return compat_urllib_request.addinfourl(stream, headers, url, code) - ret = compat_urllib_request.addinfourl(stream, headers, url) - ret.code = code - return ret - def http_request(self, req): # According to RFC 3986, URLs can not contain non-ASCII characters, however this is not # always respected by websites, some tend to give out URLs with non percent-encoded @@ -990,13 +1002,13 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler): break else: raise original_ioerror - resp = self.addinfourl_wrapper(uncompressed, old_resp.headers, old_resp.url, old_resp.code) + resp = compat_urllib_request.addinfourl(uncompressed, old_resp.headers, old_resp.url, old_resp.code) resp.msg = old_resp.msg del resp.headers['Content-encoding'] # deflate if resp.headers.get('Content-encoding', '') == 'deflate': gz = io.BytesIO(self.deflate(resp.read())) - resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code) + resp = compat_urllib_request.addinfourl(gz, old_resp.headers, old_resp.url, old_resp.code) resp.msg = old_resp.msg del resp.headers['Content-encoding'] # Percent-encode redirect URL of Location HTTP header to satisfy RFC 3986 (see @@ -1186,7 +1198,7 @@ def unified_timestamp(date_str, day_first=True): if date_str is None: return None - date_str = date_str.replace(',', ' ') + date_str = re.sub(r'[,|]', '', date_str) pm_delta = 12 if re.search(r'(?i)PM', date_str) else 0 timezone, date_str = extract_timezone(date_str) @@ -1194,6 +1206,16 @@ def unified_timestamp(date_str, day_first=True): # Remove AM/PM + timezone date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str) + # Remove unrecognized timezones from ISO 8601 alike timestamps + m = re.search(r'\d{1,2}:\d{1,2}(?:\.\d+)?(?P\s*[A-Z]+)$', date_str) + if m: + date_str = date_str[:-len(m.group('tz'))] + + # Python only supports microseconds, so remove nanoseconds + m = re.search(r'^([0-9]{4,}-[0-9]{1,2}-[0-9]{1,2}T[0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}\.[0-9]{6})[0-9]+$', date_str) + if m: + date_str = m.group(1) + for expression in date_formats(day_first): try: dt = datetime.datetime.strptime(date_str, expression) - timezone + datetime.timedelta(hours=pm_delta) @@ -1326,24 +1348,24 @@ def _windows_write_string(s, out): if fileno not in WIN_OUTPUT_IDS: return False - GetStdHandle = ctypes.WINFUNCTYPE( + GetStdHandle = compat_ctypes_WINFUNCTYPE( ctypes.wintypes.HANDLE, ctypes.wintypes.DWORD)( - (b'GetStdHandle', ctypes.windll.kernel32)) + ('GetStdHandle', ctypes.windll.kernel32)) h = GetStdHandle(WIN_OUTPUT_IDS[fileno]) - WriteConsoleW = ctypes.WINFUNCTYPE( + WriteConsoleW = compat_ctypes_WINFUNCTYPE( ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE, ctypes.wintypes.LPWSTR, ctypes.wintypes.DWORD, ctypes.POINTER(ctypes.wintypes.DWORD), - ctypes.wintypes.LPVOID)((b'WriteConsoleW', ctypes.windll.kernel32)) + ctypes.wintypes.LPVOID)(('WriteConsoleW', ctypes.windll.kernel32)) written = ctypes.wintypes.DWORD(0) - GetFileType = ctypes.WINFUNCTYPE(ctypes.wintypes.DWORD, ctypes.wintypes.DWORD)((b'GetFileType', ctypes.windll.kernel32)) + GetFileType = compat_ctypes_WINFUNCTYPE(ctypes.wintypes.DWORD, ctypes.wintypes.DWORD)(('GetFileType', ctypes.windll.kernel32)) FILE_TYPE_CHAR = 0x0002 FILE_TYPE_REMOTE = 0x8000 - GetConsoleMode = ctypes.WINFUNCTYPE( + GetConsoleMode = compat_ctypes_WINFUNCTYPE( ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE, ctypes.POINTER(ctypes.wintypes.DWORD))( - (b'GetConsoleMode', ctypes.windll.kernel32)) + ('GetConsoleMode', ctypes.windll.kernel32)) INVALID_HANDLE_VALUE = ctypes.wintypes.DWORD(-1).value def not_a_console(handle): @@ -1532,7 +1554,7 @@ def shell_quote(args): if isinstance(a, bytes): # We may get a filename encoded with 'encodeFilename' a = a.decode(encoding) - quoted_args.append(pipes.quote(a)) + quoted_args.append(compat_shlex_quote(a)) return ' '.join(quoted_args) @@ -1672,6 +1694,28 @@ def parse_count(s): return lookup_unit_table(_UNIT_TABLE, s) +def parse_resolution(s): + if s is None: + return {} + + mobj = re.search(r'\b(?P\d+)\s*[xX×]\s*(?P\d+)\b', s) + if mobj: + return { + 'width': int(mobj.group('w')), + 'height': int(mobj.group('h')), + } + + mobj = re.search(r'\b(\d+)[pPiI]\b', s) + if mobj: + return {'height': int(mobj.group(1))} + + mobj = re.search(r'\b([48])[kK]\b', s) + if mobj: + return {'height': int(mobj.group(1)) * 540} + + return {} + + def month_by_name(name, lang='en'): """ Return the number of a month by (locale-independently) English name """ @@ -1813,6 +1857,10 @@ def float_or_none(v, scale=1, invscale=1, default=None): return default +def bool_or_none(v, default=None): + return v if isinstance(v, bool) else default + + def strip_or_none(v): return None if v is None else v.strip() @@ -1829,10 +1877,20 @@ def parse_duration(s): days, hours, mins, secs, ms = m.groups() else: m = re.match( - r'''(?ix)(?:P?T)? + r'''(?ix)(?:P? + (?: + [0-9]+\s*y(?:ears?)?\s* + )? + (?: + [0-9]+\s*m(?:onths?)?\s* + )? + (?: + [0-9]+\s*w(?:eeks?)?\s* + )? (?: (?P[0-9]+)\s*d(?:ays?)?\s* )? + T)? (?: (?P[0-9]+)\s*h(?:ours?)?\s* )? @@ -1927,7 +1985,7 @@ class PagedList(object): class OnDemandPagedList(PagedList): - def __init__(self, pagefunc, pagesize, use_cache=False): + def __init__(self, pagefunc, pagesize, use_cache=True): self._pagefunc = pagefunc self._pagesize = pagesize self._use_cache = use_cache @@ -2092,6 +2150,58 @@ def update_Request(req, url=None, data=None, headers={}, query={}): return new_req +def _multipart_encode_impl(data, boundary): + content_type = 'multipart/form-data; boundary=%s' % boundary + + out = b'' + for k, v in data.items(): + out += b'--' + boundary.encode('ascii') + b'\r\n' + if isinstance(k, compat_str): + k = k.encode('utf-8') + if isinstance(v, compat_str): + v = v.encode('utf-8') + # RFC 2047 requires non-ASCII field names to be encoded, while RFC 7578 + # suggests sending UTF-8 directly. Firefox sends UTF-8, too + content = b'Content-Disposition: form-data; name="' + k + b'"\r\n\r\n' + v + b'\r\n' + if boundary.encode('ascii') in content: + raise ValueError('Boundary overlaps with data') + out += content + + out += b'--' + boundary.encode('ascii') + b'--\r\n' + + return out, content_type + + +def multipart_encode(data, boundary=None): + ''' + Encode a dict to RFC 7578-compliant form-data + + data: + A dict where keys and values can be either Unicode or bytes-like + objects. + boundary: + If specified a Unicode object, it's used as the boundary. Otherwise + a random boundary is generated. + + Reference: https://tools.ietf.org/html/rfc7578 + ''' + has_specified_boundary = boundary is not None + + while True: + if boundary is None: + boundary = '---------------' + str(random.randrange(0x0fffffff, 0xffffffff)) + + try: + out, content_type = _multipart_encode_impl(data, boundary) + break + except ValueError: + if has_specified_boundary: + raise + boundary = None + + return out, content_type + + 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: @@ -2153,7 +2263,12 @@ def parse_age_limit(s): def strip_jsonp(code): return re.sub( - r'(?s)^[a-zA-Z0-9_.$]+\s*\(\s*(.*)\);?\s*?(?://[^\n]*)*$', r'\1', code) + r'''(?sx)^ + (?:window\.)?(?P[a-zA-Z0-9_.$]+) + (?:\s*&&\s*(?P=func_name))? + \s*\(\s*(?P.*)\);? + \s*?(?://[^\n]*)*$''', + r'\g', code) def js_to_json(code): @@ -2191,7 +2306,7 @@ def js_to_json(code): "(?:[^"\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^"\\]*"| '(?:[^'\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^'\\]*'| {comment}|,(?={skip}[\]}}])| - [a-zA-Z_][.a-zA-Z_0-9]*| + (?:(?