mirror of
https://github.com/ytdl-org/youtube-dl.git
synced 2025-01-13 23:22:55 +00:00
3919 lines
119 KiB
Python
3919 lines
119 KiB
Python
#!/usr/bin/env python
|
||
# coding: utf-8
|
||
|
||
from __future__ import unicode_literals
|
||
|
||
import base64
|
||
import binascii
|
||
import calendar
|
||
import codecs
|
||
import contextlib
|
||
import ctypes
|
||
import datetime
|
||
import email.utils
|
||
import email.header
|
||
import errno
|
||
import functools
|
||
import gzip
|
||
import io
|
||
import itertools
|
||
import json
|
||
import locale
|
||
import math
|
||
import operator
|
||
import os
|
||
import platform
|
||
import random
|
||
import re
|
||
import socket
|
||
import ssl
|
||
import subprocess
|
||
import sys
|
||
import tempfile
|
||
import traceback
|
||
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,
|
||
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,
|
||
)
|
||
|
||
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: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',
|
||
'Accept-Language': 'en-us,en;q=0.5',
|
||
}
|
||
|
||
|
||
USER_AGENTS = {
|
||
'Safari': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) AppleWebKit/533.20.25 (KHTML, like Gecko) Version/5.0.4 Safari/533.20.27',
|
||
}
|
||
|
||
|
||
NO_DEFAULT = object()
|
||
|
||
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',
|
||
'webm', 'ogg', 'ogv', 'oga', 'ogx', 'spx', 'opus',
|
||
'mkv', 'mka', 'mk3d',
|
||
'avi', 'divx',
|
||
'mov',
|
||
'asf', 'wmv', 'wma',
|
||
'3gp', '3g2',
|
||
'mp3',
|
||
'flac',
|
||
'ape',
|
||
'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 %dst %Y',
|
||
'%B %dnd %Y',
|
||
'%B %dth %Y',
|
||
'%b %d %Y',
|
||
'%b %dst %Y',
|
||
'%b %dnd %Y',
|
||
'%b %dth %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',
|
||
'%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',
|
||
'%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\('\|'\)"
|
||
JSON_LD_RE = r'(?is)<script[^>]+type=(["\'])application/ld\+json\1[^>]*>(?P<json_ld>.+?)</script>'
|
||
|
||
|
||
def preferredencoding():
|
||
"""Get preferred encoding.
|
||
|
||
Returns the best encoding scheme for the system, based on
|
||
locale.getpreferredencoding() and some further tweaks.
|
||
"""
|
||
try:
|
||
pref = locale.getpreferredencoding()
|
||
'TEST'.encode(pref)
|
||
except Exception:
|
||
pref = 'UTF-8'
|
||
|
||
return pref
|
||
|
||
|
||
def write_json_file(obj, fn):
|
||
""" Encode obj as JSON and write it to fn, atomically if possible """
|
||
|
||
fn = encodeFilename(fn)
|
||
if sys.version_info < (3, 0) and sys.platform != 'win32':
|
||
encoding = get_filesystem_encoding()
|
||
# os.path.basename returns a bytes object, but NamedTemporaryFile
|
||
# will fail if the filename contains non ascii characters unless we
|
||
# use a unicode object
|
||
path_basename = lambda f: os.path.basename(fn).decode(encoding)
|
||
# the same for os.path.dirname
|
||
path_dirname = lambda f: os.path.dirname(fn).decode(encoding)
|
||
else:
|
||
path_basename = os.path.basename
|
||
path_dirname = os.path.dirname
|
||
|
||
args = {
|
||
'suffix': '.tmp',
|
||
'prefix': path_basename(fn) + '.',
|
||
'dir': path_dirname(fn),
|
||
'delete': False,
|
||
}
|
||
|
||
# In Python 2.x, json.dump expects a bytestream.
|
||
# In Python 3.x, it writes to a character stream
|
||
if sys.version_info < (3, 0):
|
||
args['mode'] = 'wb'
|
||
else:
|
||
args.update({
|
||
'mode': 'w',
|
||
'encoding': 'utf-8',
|
||
})
|
||
|
||
tf = tempfile.NamedTemporaryFile(**compat_kwargs(args))
|
||
|
||
try:
|
||
with tf:
|
||
json.dump(obj, tf)
|
||
if sys.platform == 'win32':
|
||
# Need to remove existing file on Windows, else os.rename raises
|
||
# WindowsError or FileExistsError.
|
||
try:
|
||
os.unlink(fn)
|
||
except OSError:
|
||
pass
|
||
os.rename(tf.name, fn)
|
||
except Exception:
|
||
try:
|
||
os.remove(tf.name)
|
||
except OSError:
|
||
pass
|
||
raise
|
||
|
||
|
||
if sys.version_info >= (2, 7):
|
||
def find_xpath_attr(node, xpath, key, val=None):
|
||
""" Find the xpath xpath[@key=val] """
|
||
assert re.match(r'^[a-zA-Z_-]+$', key)
|
||
expr = xpath + ('[@%s]' % key if val is None else "[@%s='%s']" % (key, val))
|
||
return node.find(expr)
|
||
else:
|
||
def find_xpath_attr(node, xpath, key, val=None):
|
||
for f in node.findall(compat_xpath(xpath)):
|
||
if key not in f.attrib:
|
||
continue
|
||
if val is None or f.attrib.get(key) == val:
|
||
return f
|
||
return None
|
||
|
||
# On python2.6 the xml.etree.ElementTree.Element methods don't support
|
||
# the namespace parameter
|
||
|
||
|
||
def xpath_with_ns(path, ns_map):
|
||
components = [c.split(':') for c in path.split('/')]
|
||
replaced = []
|
||
for c in components:
|
||
if len(c) == 1:
|
||
replaced.append(c[0])
|
||
else:
|
||
ns, tag = c
|
||
replaced.append('{%s}%s' % (ns_map[ns], tag))
|
||
return '/'.join(replaced)
|
||
|
||
|
||
def xpath_element(node, xpath, name=None, fatal=False, default=NO_DEFAULT):
|
||
def _find_xpath(xpath):
|
||
return node.find(compat_xpath(xpath))
|
||
|
||
if isinstance(xpath, (str, compat_str)):
|
||
n = _find_xpath(xpath)
|
||
else:
|
||
for xp in xpath:
|
||
n = _find_xpath(xp)
|
||
if n is not None:
|
||
break
|
||
|
||
if n is None:
|
||
if default is not NO_DEFAULT:
|
||
return default
|
||
elif fatal:
|
||
name = xpath if name is None else name
|
||
raise ExtractorError('Could not find XML element %s' % name)
|
||
else:
|
||
return None
|
||
return n
|
||
|
||
|
||
def xpath_text(node, xpath, name=None, fatal=False, default=NO_DEFAULT):
|
||
n = xpath_element(node, xpath, name, fatal=fatal, default=default)
|
||
if n is None or n == default:
|
||
return n
|
||
if n.text is None:
|
||
if default is not NO_DEFAULT:
|
||
return default
|
||
elif fatal:
|
||
name = xpath if name is None else name
|
||
raise ExtractorError('Could not find XML element\'s text %s' % name)
|
||
else:
|
||
return None
|
||
return n.text
|
||
|
||
|
||
def xpath_attr(node, xpath, key, name=None, fatal=False, default=NO_DEFAULT):
|
||
n = find_xpath_attr(node, xpath, key)
|
||
if n is None:
|
||
if default is not NO_DEFAULT:
|
||
return default
|
||
elif fatal:
|
||
name = '%s[@%s]' % (xpath, key) if name is None else name
|
||
raise ExtractorError('Could not find XML attribute %s' % name)
|
||
else:
|
||
return None
|
||
return n.attrib[key]
|
||
|
||
|
||
def get_element_by_id(id, html):
|
||
"""Return the content of the tag with the specified ID in the passed HTML document"""
|
||
return get_element_by_attribute('id', id, html)
|
||
|
||
|
||
def get_element_by_class(class_name, html):
|
||
"""Return the content of the first tag with the specified class in the passed HTML document"""
|
||
retval = get_elements_by_class(class_name, html)
|
||
return retval[0] if retval else None
|
||
|
||
|
||
def get_element_by_attribute(attribute, value, html, escape_value=True):
|
||
retval = get_elements_by_attribute(attribute, value, html, escape_value)
|
||
return retval[0] if retval else None
|
||
|
||
|
||
def get_elements_by_class(class_name, html):
|
||
"""Return the content of all tags with the specified class in the passed HTML document as a list"""
|
||
return get_elements_by_attribute(
|
||
'class', r'[^\'"]*\b%s\b[^\'"]*' % re.escape(class_name),
|
||
html, escape_value=False)
|
||
|
||
|
||
def get_elements_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
|
||
|
||
retlist = []
|
||
for m in re.finditer(r'''(?xs)
|
||
<([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*>
|
||
(?P<content>.*?)
|
||
</\1>
|
||
''' % (re.escape(attribute), value), html):
|
||
res = m.group('content')
|
||
|
||
if res.startswith('"') or res.startswith("'"):
|
||
res = res[1:-1]
|
||
|
||
retlist.append(unescapeHTML(res))
|
||
|
||
return retlist
|
||
|
||
|
||
class HTMLAttributeParser(compat_HTMLParser):
|
||
"""Trivial HTML parser to gather the attributes for a single element"""
|
||
def __init__(self):
|
||
self.attrs = {}
|
||
compat_HTMLParser.__init__(self)
|
||
|
||
def handle_starttag(self, tag, attrs):
|
||
self.attrs = dict(attrs)
|
||
|
||
|
||
def extract_attributes(html_element):
|
||
"""Given a string for an HTML element such as
|
||
<el
|
||
a="foo" B="bar" c="&98;az" d=boz
|
||
empty= noval entity="&"
|
||
sq='"' dq="'"
|
||
>
|
||
Decode and return a dictionary of attributes.
|
||
{
|
||
'a': 'foo', 'b': 'bar', c: 'baz', d: 'boz',
|
||
'empty': '', 'noval': None, 'entity': '&',
|
||
'sq': '"', 'dq': '\''
|
||
}.
|
||
NB HTMLParser is stricter in Python 2.6 & 3.2 than in later versions,
|
||
but the cases in the unit test will work for all of 2.6, 2.7, 3.2-3.5.
|
||
"""
|
||
parser = HTMLAttributeParser()
|
||
try:
|
||
parser.feed(html_element)
|
||
parser.close()
|
||
# Older Python may throw HTMLParseError in case of malformed HTML
|
||
except compat_HTMLParseError:
|
||
pass
|
||
return parser.attrs
|
||
|
||
|
||
def clean_html(html):
|
||
"""Clean an HTML snippet into a readable string"""
|
||
|
||
if html is None: # Convenience for sanitizing descriptions etc.
|
||
return html
|
||
|
||
# Newline vs <br />
|
||
html = html.replace('\n', ' ')
|
||
html = re.sub(r'(?u)\s*<\s*br\s*/?\s*>\s*', '\n', html)
|
||
html = re.sub(r'(?u)<\s*/\s*p\s*>\s*<\s*p[^>]*>', '\n', html)
|
||
# Strip html tags
|
||
html = re.sub('<.*?>', '', html)
|
||
# Replace html entities
|
||
html = unescapeHTML(html)
|
||
return html.strip()
|
||
|
||
|
||
def sanitize_open(filename, open_mode):
|
||
"""Try to open the given filename, and slightly tweak it if this fails.
|
||
|
||
Attempts to open the given filename. If this fails, it tries to change
|
||
the filename slightly, step by step, until it's either able to open it
|
||
or it fails and raises a final exception, like the standard open()
|
||
function.
|
||
|
||
It returns the tuple (stream, definitive_file_name).
|
||
"""
|
||
try:
|
||
if filename == '-':
|
||
if sys.platform == 'win32':
|
||
import msvcrt
|
||
msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
|
||
return (sys.stdout.buffer if hasattr(sys.stdout, 'buffer') else sys.stdout, filename)
|
||
stream = open(encodeFilename(filename), open_mode)
|
||
return (stream, filename)
|
||
except (IOError, OSError) as err:
|
||
if err.errno in (errno.EACCES,):
|
||
raise
|
||
|
||
# In case of error, try to remove win32 forbidden chars
|
||
alt_filename = sanitize_path(filename)
|
||
if alt_filename == filename:
|
||
raise
|
||
else:
|
||
# An exception here should be caught in the caller
|
||
stream = open(encodeFilename(alt_filename), open_mode)
|
||
return (stream, alt_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
|
||
|
||
|
||
def sanitize_filename(s, restricted=False, is_id=False):
|
||
"""Sanitizes a string so it could be used as part of a filename.
|
||
If restricted is set, use a stricter subset of allowed characters.
|
||
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 == '"':
|
||
return '' if restricted else '\''
|
||
elif char == ':':
|
||
return '_-' if restricted else ' -'
|
||
elif char in '\\/|*<>':
|
||
return '_'
|
||
if restricted and (char in '!&\'()[]{}$;`^,#' or char.isspace()):
|
||
return '_'
|
||
if restricted and ord(char) > 127:
|
||
return '_'
|
||
return char
|
||
|
||
# Handle timestamps
|
||
s = re.sub(r'[0-9]+(?::[0-9]+)+', lambda m: m.group(0).replace(':', '_'), s)
|
||
result = ''.join(map(replace_insane, s))
|
||
if not is_id:
|
||
while '__' in result:
|
||
result = result.replace('__', '_')
|
||
result = result.strip('_')
|
||
# Common case of "Foreign band name - English song title"
|
||
if restricted and result.startswith('-_'):
|
||
result = result[2:]
|
||
if result.startswith('-'):
|
||
result = '_' + result[len('-'):]
|
||
result = result.lstrip('.')
|
||
if not result:
|
||
result = '_'
|
||
return result
|
||
|
||
|
||
def sanitize_path(s):
|
||
"""Sanitizes and normalizes path on Windows"""
|
||
if sys.platform != 'win32':
|
||
return s
|
||
drive_or_unc, _ = os.path.splitdrive(s)
|
||
if sys.version_info < (2, 7) and not drive_or_unc:
|
||
drive_or_unc, _ = os.path.splitunc(s)
|
||
norm_path = os.path.normpath(remove_start(s, drive_or_unc)).split(os.path.sep)
|
||
if drive_or_unc:
|
||
norm_path.pop(0)
|
||
sanitized_path = [
|
||
path_part if path_part in ['.', '..'] else re.sub(r'(?:[/<>:"\|\\?\*]|[\s.]$)', '#', path_part)
|
||
for path_part in norm_path]
|
||
if drive_or_unc:
|
||
sanitized_path.insert(0, drive_or_unc + os.path.sep)
|
||
return os.path.join(*sanitized_path)
|
||
|
||
|
||
def sanitize_url(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):
|
||
return compat_urllib_request.Request(sanitize_url(url), *args, **kwargs)
|
||
|
||
|
||
def expand_path(s):
|
||
"""Expand shell variables and ~"""
|
||
return os.path.expandvars(compat_expanduser(s))
|
||
|
||
|
||
def orderedSet(iterable):
|
||
""" Remove all duplicates from the input iterable """
|
||
res = []
|
||
for el in iterable:
|
||
if el not in res:
|
||
res.append(el)
|
||
return res
|
||
|
||
|
||
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)
|
||
if numstr.startswith('x'):
|
||
base = 16
|
||
numstr = '0%s' % numstr
|
||
else:
|
||
base = 10
|
||
# See https://github.com/rg3/youtube-dl/issues/7518
|
||
try:
|
||
return compat_chr(int(numstr, base))
|
||
except ValueError:
|
||
pass
|
||
|
||
# Unknown entity in name, return its literal representation
|
||
return '&%s;' % entity
|
||
|
||
|
||
def unescapeHTML(s):
|
||
if s is None:
|
||
return None
|
||
assert type(s) == compat_str
|
||
|
||
return re.sub(
|
||
r'&([^&;]+;)', lambda m: _htmlentity_transform(m.group(1)), s)
|
||
|
||
|
||
def get_subprocess_encoding():
|
||
if sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5:
|
||
# For subprocess calls, encode with locale encoding
|
||
# Refer to http://stackoverflow.com/a/9951851/35070
|
||
encoding = preferredencoding()
|
||
else:
|
||
encoding = sys.getfilesystemencoding()
|
||
if encoding is None:
|
||
encoding = 'utf-8'
|
||
return encoding
|
||
|
||
|
||
def encodeFilename(s, for_subprocess=False):
|
||
"""
|
||
@param s The name of the file
|
||
"""
|
||
|
||
assert type(s) == compat_str
|
||
|
||
# Python 3 has a Unicode API
|
||
if sys.version_info >= (3, 0):
|
||
return s
|
||
|
||
# Pass '' directly to use Unicode APIs on Windows 2000 and up
|
||
# (Detecting Windows NT 4 is tricky because 'major >= 4' would
|
||
# match Windows 9x series as well. Besides, NT 4 is obsolete.)
|
||
if not for_subprocess and sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5:
|
||
return s
|
||
|
||
# Jython assumes filenames are Unicode strings though reported as Python 2.x compatible
|
||
if sys.platform.startswith('java'):
|
||
return s
|
||
|
||
return s.encode(get_subprocess_encoding(), 'ignore')
|
||
|
||
|
||
def decodeFilename(b, for_subprocess=False):
|
||
|
||
if sys.version_info >= (3, 0):
|
||
return b
|
||
|
||
if not isinstance(b, bytes):
|
||
return b
|
||
|
||
return b.decode(get_subprocess_encoding(), 'ignore')
|
||
|
||
|
||
def encodeArgument(s):
|
||
if not isinstance(s, compat_str):
|
||
# Legacy code that uses byte strings
|
||
# Uncomment the following line after fixing all post processors
|
||
# assert False, 'Internal error: %r should be of type %r, is %r' % (s, compat_str, type(s))
|
||
s = s.decode('ascii')
|
||
return encodeFilename(s, True)
|
||
|
||
|
||
def decodeArgument(b):
|
||
return decodeFilename(b, True)
|
||
|
||
|
||
def decodeOption(optval):
|
||
if optval is None:
|
||
return optval
|
||
if isinstance(optval, bytes):
|
||
optval = optval.decode(preferredencoding())
|
||
|
||
assert isinstance(optval, compat_str)
|
||
return optval
|
||
|
||
|
||
def formatSeconds(secs):
|
||
if secs > 3600:
|
||
return '%d:%02d:%02d' % (secs // 3600, (secs % 3600) // 60, secs % 60)
|
||
elif secs > 60:
|
||
return '%d:%02d' % (secs // 60, secs % 60)
|
||
else:
|
||
return '%d' % secs
|
||
|
||
|
||
def make_HTTPS_handler(params, **kwargs):
|
||
opts_no_check_certificate = params.get('nocheckcertificate', False)
|
||
if hasattr(ssl, 'create_default_context'): # Python >= 3.4 or 2.7.9
|
||
context = ssl.create_default_context(ssl.Purpose.SERVER_AUTH)
|
||
if opts_no_check_certificate:
|
||
context.check_hostname = False
|
||
context.verify_mode = ssl.CERT_NONE
|
||
try:
|
||
return YoutubeDLHTTPSHandler(params, context=context, **kwargs)
|
||
except TypeError:
|
||
# Python 2.7.8
|
||
# (create_default_context present but HTTPSHandler has no context=)
|
||
pass
|
||
|
||
if sys.version_info < (3, 2):
|
||
return YoutubeDLHTTPSHandler(params, **kwargs)
|
||
else: # Python < 3.4
|
||
context = ssl.SSLContext(ssl.PROTOCOL_TLSv1)
|
||
context.verify_mode = (ssl.CERT_NONE
|
||
if opts_no_check_certificate
|
||
else ssl.CERT_REQUIRED)
|
||
context.set_default_verify_paths()
|
||
return YoutubeDLHTTPSHandler(params, context=context, **kwargs)
|
||
|
||
|
||
def bug_reports_message():
|
||
if ytdl_is_updateable():
|
||
update_cmd = 'type youtube-dl -U to update'
|
||
else:
|
||
update_cmd = 'see https://yt-dl.org/update on how to update'
|
||
msg = '; please report this issue on https://yt-dl.org/bug .'
|
||
msg += ' Make sure you are using the latest version; %s.' % update_cmd
|
||
msg += ' Be sure to call youtube-dl with the --verbose flag and include its complete output.'
|
||
return msg
|
||
|
||
|
||
class YoutubeDLError(Exception):
|
||
"""Base exception for YoutubeDL errors."""
|
||
pass
|
||
|
||
|
||
class ExtractorError(YoutubeDLError):
|
||
"""Error during info extraction."""
|
||
|
||
def __init__(self, msg, tb=None, expected=False, cause=None, video_id=None):
|
||
""" tb, if given, is the original traceback (so that it can be printed out).
|
||
If expected is set, this is a normal error message and most likely not a bug in youtube-dl.
|
||
"""
|
||
|
||
if sys.exc_info()[0] in (compat_urllib_error.URLError, socket.timeout, UnavailableVideoError):
|
||
expected = True
|
||
if video_id is not None:
|
||
msg = video_id + ': ' + msg
|
||
if cause:
|
||
msg += ' (caused by %r)' % cause
|
||
if not expected:
|
||
msg += bug_reports_message()
|
||
super(ExtractorError, self).__init__(msg)
|
||
|
||
self.traceback = tb
|
||
self.exc_info = sys.exc_info() # preserve original exception
|
||
self.cause = cause
|
||
self.video_id = video_id
|
||
|
||
def format_traceback(self):
|
||
if self.traceback is None:
|
||
return None
|
||
return ''.join(traceback.format_tb(self.traceback))
|
||
|
||
|
||
class UnsupportedError(ExtractorError):
|
||
def __init__(self, url):
|
||
super(UnsupportedError, self).__init__(
|
||
'Unsupported URL: %s' % url, expected=True)
|
||
self.url = url
|
||
|
||
|
||
class RegexNotFoundError(ExtractorError):
|
||
"""Error when a regex didn't match"""
|
||
pass
|
||
|
||
|
||
class GeoRestrictedError(ExtractorError):
|
||
"""Geographic restriction Error exception.
|
||
|
||
This exception may be thrown when a video is not available from your
|
||
geographic location due to geographic restrictions imposed by a website.
|
||
"""
|
||
def __init__(self, msg, countries=None):
|
||
super(GeoRestrictedError, self).__init__(msg, expected=True)
|
||
self.msg = msg
|
||
self.countries = countries
|
||
|
||
|
||
class DownloadError(YoutubeDLError):
|
||
"""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.
|
||
"""
|
||
|
||
def __init__(self, msg, exc_info=None):
|
||
""" exc_info, if given, is the original exception that caused the trouble (as returned by sys.exc_info()). """
|
||
super(DownloadError, self).__init__(msg)
|
||
self.exc_info = exc_info
|
||
|
||
|
||
class SameFileError(YoutubeDLError):
|
||
"""Same File exception.
|
||
|
||
This exception will be thrown by FileDownloader objects if they detect
|
||
multiple files would have to be downloaded to the same file on disk.
|
||
"""
|
||
pass
|
||
|
||
|
||
class PostProcessingError(YoutubeDLError):
|
||
"""Post Processing exception.
|
||
|
||
This exception may be raised by PostProcessor's .run() method to
|
||
indicate an error in the postprocessing task.
|
||
"""
|
||
|
||
def __init__(self, msg):
|
||
super(PostProcessingError, self).__init__(msg)
|
||
self.msg = msg
|
||
|
||
|
||
class MaxDownloadsReached(YoutubeDLError):
|
||
""" --max-downloads limit has been reached. """
|
||
pass
|
||
|
||
|
||
class UnavailableVideoError(YoutubeDLError):
|
||
"""Unavailable Format exception.
|
||
|
||
This exception will be thrown when a video is requested
|
||
in a format that is not available for that video.
|
||
"""
|
||
pass
|
||
|
||
|
||
class ContentTooShortError(YoutubeDLError):
|
||
"""Content Too Short exception.
|
||
|
||
This exception may be raised by FileDownloader objects when a file they
|
||
download is too small for what the server announced first, indicating
|
||
the connection was probably interrupted.
|
||
"""
|
||
|
||
def __init__(self, downloaded, expected):
|
||
super(ContentTooShortError, self).__init__(
|
||
'Downloaded {0} bytes, expected {1} bytes'.format(downloaded, expected)
|
||
)
|
||
# Both in bytes
|
||
self.downloaded = downloaded
|
||
self.expected = expected
|
||
|
||
|
||
class XAttrMetadataError(YoutubeDLError):
|
||
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(YoutubeDLError):
|
||
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
|
||
# https://github.com/rg3/youtube-dl/issues/6727)
|
||
if sys.version_info < (3, 0):
|
||
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)
|
||
if hasattr(hc, 'source_address'): # Python 2.7+
|
||
hc.source_address = sa
|
||
else: # Python 2.6
|
||
def _hc_connect(self, *args, **kwargs):
|
||
sock = compat_socket_create_connection(
|
||
(self.host, self.port), self.timeout, sa)
|
||
if is_https:
|
||
self.sock = ssl.wrap_socket(
|
||
sock, self.key_file, self.cert_file,
|
||
ssl_version=ssl.PROTOCOL_TLSv1)
|
||
else:
|
||
self.sock = sock
|
||
hc.connect = functools.partial(_hc_connect, hc)
|
||
|
||
return hc
|
||
|
||
|
||
def handle_youtubedl_headers(headers):
|
||
filtered_headers = headers
|
||
|
||
if 'Youtubedl-no-compression' in filtered_headers:
|
||
filtered_headers = dict((k, v) for k, v in filtered_headers.items() if k.lower() != 'accept-encoding')
|
||
del filtered_headers['Youtubedl-no-compression']
|
||
|
||
return filtered_headers
|
||
|
||
|
||
class YoutubeDLHandler(compat_urllib_request.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.
|
||
"""
|
||
|
||
def __init__(self, params, *args, **kwargs):
|
||
compat_urllib_request.HTTPHandler.__init__(self, *args, **kwargs)
|
||
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, conn_class, False),
|
||
req)
|
||
|
||
@staticmethod
|
||
def deflate(data):
|
||
try:
|
||
return zlib.decompress(data, -zlib.MAX_WBITS)
|
||
except zlib.error:
|
||
return zlib.decompress(data)
|
||
|
||
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
|
||
# non-ASCII characters (see telemb.py, ard.py [#3412])
|
||
# urllib chokes on URLs with non-ASCII characters (see http://bugs.python.org/issue3991)
|
||
# To work around aforementioned issue we will replace request's original URL with
|
||
# percent-encoded one
|
||
# Since redirects are also affected (e.g. http://www.southpark.de/alle-episoden/s18e09)
|
||
# the code of this workaround has been moved here from YoutubeDL.urlopen()
|
||
url = req.get_full_url()
|
||
url_escaped = escape_url(url)
|
||
|
||
# Substitute URL if any change after escaping
|
||
if url != url_escaped:
|
||
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
|
||
# The dict keys are capitalized because of this bug by urllib
|
||
if h.capitalize() not in req.headers:
|
||
req.add_header(h, v)
|
||
|
||
req.headers = handle_youtubedl_headers(req.headers)
|
||
|
||
if sys.version_info < (2, 7) and '#' in req.get_full_url():
|
||
# Python 2.6 is brain-dead when it comes to fragments
|
||
req._Request__original = req._Request__original.partition('#')[0]
|
||
req._Request__r_type = req._Request__r_type.partition('#')[0]
|
||
|
||
return req
|
||
|
||
def http_response(self, req, resp):
|
||
old_resp = resp
|
||
# gzip
|
||
if resp.headers.get('Content-encoding', '') == 'gzip':
|
||
content = resp.read()
|
||
gz = gzip.GzipFile(fileobj=io.BytesIO(content), mode='rb')
|
||
try:
|
||
uncompressed = io.BytesIO(gz.read())
|
||
except IOError as original_ioerror:
|
||
# There may be junk add the end of the file
|
||
# See http://stackoverflow.com/q/4928560/35070 for details
|
||
for i in range(1, 1024):
|
||
try:
|
||
gz = gzip.GzipFile(fileobj=io.BytesIO(content[:-i]), mode='rb')
|
||
uncompressed = io.BytesIO(gz.read())
|
||
except IOError:
|
||
continue
|
||
break
|
||
else:
|
||
raise original_ioerror
|
||
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 = 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
|
||
# https://github.com/rg3/youtube-dl/issues/6457).
|
||
if 300 <= resp.code < 400:
|
||
location = resp.headers.get('Location')
|
||
if location:
|
||
# 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
|
||
|
||
https_request = http_request
|
||
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)
|
||
self._https_conn_class = https_conn_class or compat_http_client.HTTPSConnection
|
||
self._params = params
|
||
|
||
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, conn_class, True),
|
||
req, **kwargs)
|
||
|
||
|
||
class YoutubeDLCookieProcessor(compat_urllib_request.HTTPCookieProcessor):
|
||
def __init__(self, cookiejar=None):
|
||
compat_urllib_request.HTTPCookieProcessor.__init__(self, cookiejar)
|
||
|
||
def http_response(self, request, response):
|
||
# Python 2 will choke on next HTTP request in row if there are non-ASCII
|
||
# characters in Set-Cookie HTTP header of last response (see
|
||
# https://github.com/rg3/youtube-dl/issues/6769).
|
||
# In order to at least prevent crashing we will percent encode Set-Cookie
|
||
# header before HTTPCookieProcessor starts processing it.
|
||
# if sys.version_info < (3, 0) and response.headers:
|
||
# for set_cookie_header in ('Set-Cookie', 'Set-Cookie2'):
|
||
# set_cookie = response.headers.get(set_cookie_header)
|
||
# if set_cookie:
|
||
# set_cookie_escaped = compat_urllib_parse.quote(set_cookie, b"%/;:@&=+$,!~*'()?#[] ")
|
||
# if set_cookie != set_cookie_escaped:
|
||
# del response.headers[set_cookie_header]
|
||
# response.headers[set_cookie_header] = set_cookie_escaped
|
||
return compat_urllib_request.HTTPCookieProcessor.http_response(self, request, response)
|
||
|
||
https_request = compat_urllib_request.HTTPCookieProcessor.http_request
|
||
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 """
|
||
|
||
if date_str is None:
|
||
return None
|
||
|
||
date_str = re.sub(r'\.[0-9]+', '', date_str)
|
||
|
||
if timezone is None:
|
||
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
|
||
return calendar.timegm(dt.timetuple())
|
||
except ValueError:
|
||
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"""
|
||
|
||
if date_str is None:
|
||
return None
|
||
upload_date = None
|
||
# Replace commas
|
||
date_str = date_str.replace(',', ' ')
|
||
# Remove AM/PM + timezone
|
||
date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str)
|
||
_, date_str = extract_timezone(date_str)
|
||
|
||
for expression in date_formats(day_first):
|
||
try:
|
||
upload_date = datetime.datetime.strptime(date_str, expression).strftime('%Y%m%d')
|
||
except ValueError:
|
||
pass
|
||
if upload_date is None:
|
||
timetuple = email.utils.parsedate_tz(date_str)
|
||
if timetuple:
|
||
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 = 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)
|
||
|
||
# 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<tz>\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)
|
||
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 or '.' not in url:
|
||
return default_ext
|
||
guess = url.partition('?')[0].rpartition('.')[2]
|
||
if re.match(r'^[A-Za-z0-9]+$', guess):
|
||
return guess
|
||
# Try extract ext from URLs like http://example.com/foo/bar.mp4/?download
|
||
elif guess.rstrip('/') in KNOWN_EXTENSIONS:
|
||
return guess.rstrip('/')
|
||
else:
|
||
return default_ext
|
||
|
||
|
||
def subtitles_filename(filename, sub_lang, sub_format):
|
||
return filename.rsplit('.', 1)[0] + '.' + sub_lang + '.' + sub_format
|
||
|
||
|
||
def date_from_str(date_str):
|
||
"""
|
||
Return a datetime object from a string in the format YYYYMMDD or
|
||
(now|today)[+-][0-9](day|week|month|year)(s)?"""
|
||
today = datetime.date.today()
|
||
if date_str in ('now', 'today'):
|
||
return today
|
||
if date_str == 'yesterday':
|
||
return today - datetime.timedelta(days=1)
|
||
match = re.match(r'(now|today)(?P<sign>[+-])(?P<time>\d+)(?P<unit>day|week|month|year)(s)?', date_str)
|
||
if match is not None:
|
||
sign = match.group('sign')
|
||
time = int(match.group('time'))
|
||
if sign == '-':
|
||
time = -time
|
||
unit = match.group('unit')
|
||
# A bad approximation?
|
||
if unit == 'month':
|
||
unit = 'day'
|
||
time *= 30
|
||
elif unit == 'year':
|
||
unit = 'day'
|
||
time *= 365
|
||
unit += 's'
|
||
delta = datetime.timedelta(**{unit: time})
|
||
return today + delta
|
||
return datetime.datetime.strptime(date_str, '%Y%m%d').date()
|
||
|
||
|
||
def hyphenate_date(date_str):
|
||
"""
|
||
Convert a date in 'YYYYMMDD' format to 'YYYY-MM-DD' format"""
|
||
match = re.match(r'^(\d\d\d\d)(\d\d)(\d\d)$', date_str)
|
||
if match is not None:
|
||
return '-'.join(match.groups())
|
||
else:
|
||
return date_str
|
||
|
||
|
||
class DateRange(object):
|
||
"""Represents a time interval between two dates"""
|
||
|
||
def __init__(self, start=None, end=None):
|
||
"""start and end must be strings in the format accepted by date"""
|
||
if start is not None:
|
||
self.start = date_from_str(start)
|
||
else:
|
||
self.start = datetime.datetime.min.date()
|
||
if end is not None:
|
||
self.end = date_from_str(end)
|
||
else:
|
||
self.end = datetime.datetime.max.date()
|
||
if self.start > self.end:
|
||
raise ValueError('Date range: "%s" , the start date must be before the end date' % self)
|
||
|
||
@classmethod
|
||
def day(cls, day):
|
||
"""Returns a range that only contains the given day"""
|
||
return cls(day, day)
|
||
|
||
def __contains__(self, date):
|
||
"""Check if the date is in the range"""
|
||
if not isinstance(date, datetime.date):
|
||
date = date_from_str(date)
|
||
return self.start <= date <= self.end
|
||
|
||
def __str__(self):
|
||
return '%s - %s' % (self.start.isoformat(), self.end.isoformat())
|
||
|
||
|
||
def platform_name():
|
||
""" Returns the platform name as a compat_str """
|
||
res = platform.platform()
|
||
if isinstance(res, bytes):
|
||
res = res.decode(preferredencoding())
|
||
|
||
assert isinstance(res, compat_str)
|
||
return res
|
||
|
||
|
||
def _windows_write_string(s, out):
|
||
""" Returns True if the string was written using special methods,
|
||
False if it has yet to be written out."""
|
||
# Adapted from http://stackoverflow.com/a/3259271/35070
|
||
|
||
import ctypes
|
||
import ctypes.wintypes
|
||
|
||
WIN_OUTPUT_IDS = {
|
||
1: -11,
|
||
2: -12,
|
||
}
|
||
|
||
try:
|
||
fileno = out.fileno()
|
||
except AttributeError:
|
||
# If the output stream doesn't have a fileno, it's virtual
|
||
return False
|
||
except io.UnsupportedOperation:
|
||
# Some strange Windows pseudo files?
|
||
return False
|
||
if fileno not in WIN_OUTPUT_IDS:
|
||
return False
|
||
|
||
GetStdHandle = compat_ctypes_WINFUNCTYPE(
|
||
ctypes.wintypes.HANDLE, ctypes.wintypes.DWORD)(
|
||
('GetStdHandle', ctypes.windll.kernel32))
|
||
h = GetStdHandle(WIN_OUTPUT_IDS[fileno])
|
||
|
||
WriteConsoleW = compat_ctypes_WINFUNCTYPE(
|
||
ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE, ctypes.wintypes.LPWSTR,
|
||
ctypes.wintypes.DWORD, ctypes.POINTER(ctypes.wintypes.DWORD),
|
||
ctypes.wintypes.LPVOID)(('WriteConsoleW', ctypes.windll.kernel32))
|
||
written = ctypes.wintypes.DWORD(0)
|
||
|
||
GetFileType = compat_ctypes_WINFUNCTYPE(ctypes.wintypes.DWORD, ctypes.wintypes.DWORD)(('GetFileType', ctypes.windll.kernel32))
|
||
FILE_TYPE_CHAR = 0x0002
|
||
FILE_TYPE_REMOTE = 0x8000
|
||
GetConsoleMode = compat_ctypes_WINFUNCTYPE(
|
||
ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE,
|
||
ctypes.POINTER(ctypes.wintypes.DWORD))(
|
||
('GetConsoleMode', ctypes.windll.kernel32))
|
||
INVALID_HANDLE_VALUE = ctypes.wintypes.DWORD(-1).value
|
||
|
||
def not_a_console(handle):
|
||
if handle == INVALID_HANDLE_VALUE or handle is None:
|
||
return True
|
||
return ((GetFileType(handle) & ~FILE_TYPE_REMOTE) != FILE_TYPE_CHAR or
|
||
GetConsoleMode(handle, ctypes.byref(ctypes.wintypes.DWORD())) == 0)
|
||
|
||
if not_a_console(h):
|
||
return False
|
||
|
||
def next_nonbmp_pos(s):
|
||
try:
|
||
return next(i for i, c in enumerate(s) if ord(c) > 0xffff)
|
||
except StopIteration:
|
||
return len(s)
|
||
|
||
while s:
|
||
count = min(next_nonbmp_pos(s), 1024)
|
||
|
||
ret = WriteConsoleW(
|
||
h, s, count if count else 2, ctypes.byref(written), None)
|
||
if ret == 0:
|
||
raise OSError('Failed to write string')
|
||
if not count: # We just wrote a non-BMP character
|
||
assert written.value == 2
|
||
s = s[1:]
|
||
else:
|
||
assert written.value > 0
|
||
s = s[written.value:]
|
||
return True
|
||
|
||
|
||
def write_string(s, out=None, encoding=None):
|
||
if out is None:
|
||
out = sys.stderr
|
||
assert type(s) == compat_str
|
||
|
||
if sys.platform == 'win32' and encoding is None and hasattr(out, 'fileno'):
|
||
if _windows_write_string(s, out):
|
||
return
|
||
|
||
if ('b' in getattr(out, 'mode', '') or
|
||
sys.version_info[0] < 3): # Python 2 lies about mode of sys.stderr
|
||
byt = s.encode(encoding or preferredencoding(), 'ignore')
|
||
out.write(byt)
|
||
elif hasattr(out, 'buffer'):
|
||
enc = encoding or getattr(out, 'encoding', None) or preferredencoding()
|
||
byt = s.encode(enc, 'ignore')
|
||
out.buffer.write(byt)
|
||
else:
|
||
out.write(s)
|
||
out.flush()
|
||
|
||
|
||
def bytes_to_intlist(bs):
|
||
if not bs:
|
||
return []
|
||
if isinstance(bs[0], int): # Python 3
|
||
return list(bs)
|
||
else:
|
||
return [ord(c) for c in bs]
|
||
|
||
|
||
def intlist_to_bytes(xs):
|
||
if not xs:
|
||
return b''
|
||
return compat_struct_pack('%dB' % len(xs), *xs)
|
||
|
||
|
||
# Cross-platform file locking
|
||
if sys.platform == 'win32':
|
||
import ctypes.wintypes
|
||
import msvcrt
|
||
|
||
class OVERLAPPED(ctypes.Structure):
|
||
_fields_ = [
|
||
('Internal', ctypes.wintypes.LPVOID),
|
||
('InternalHigh', ctypes.wintypes.LPVOID),
|
||
('Offset', ctypes.wintypes.DWORD),
|
||
('OffsetHigh', ctypes.wintypes.DWORD),
|
||
('hEvent', ctypes.wintypes.HANDLE),
|
||
]
|
||
|
||
kernel32 = ctypes.windll.kernel32
|
||
LockFileEx = kernel32.LockFileEx
|
||
LockFileEx.argtypes = [
|
||
ctypes.wintypes.HANDLE, # hFile
|
||
ctypes.wintypes.DWORD, # dwFlags
|
||
ctypes.wintypes.DWORD, # dwReserved
|
||
ctypes.wintypes.DWORD, # nNumberOfBytesToLockLow
|
||
ctypes.wintypes.DWORD, # nNumberOfBytesToLockHigh
|
||
ctypes.POINTER(OVERLAPPED) # Overlapped
|
||
]
|
||
LockFileEx.restype = ctypes.wintypes.BOOL
|
||
UnlockFileEx = kernel32.UnlockFileEx
|
||
UnlockFileEx.argtypes = [
|
||
ctypes.wintypes.HANDLE, # hFile
|
||
ctypes.wintypes.DWORD, # dwReserved
|
||
ctypes.wintypes.DWORD, # nNumberOfBytesToLockLow
|
||
ctypes.wintypes.DWORD, # nNumberOfBytesToLockHigh
|
||
ctypes.POINTER(OVERLAPPED) # Overlapped
|
||
]
|
||
UnlockFileEx.restype = ctypes.wintypes.BOOL
|
||
whole_low = 0xffffffff
|
||
whole_high = 0x7fffffff
|
||
|
||
def _lock_file(f, exclusive):
|
||
overlapped = OVERLAPPED()
|
||
overlapped.Offset = 0
|
||
overlapped.OffsetHigh = 0
|
||
overlapped.hEvent = 0
|
||
f._lock_file_overlapped_p = ctypes.pointer(overlapped)
|
||
handle = msvcrt.get_osfhandle(f.fileno())
|
||
if not LockFileEx(handle, 0x2 if exclusive else 0x0, 0,
|
||
whole_low, whole_high, f._lock_file_overlapped_p):
|
||
raise OSError('Locking file failed: %r' % ctypes.FormatError())
|
||
|
||
def _unlock_file(f):
|
||
assert f._lock_file_overlapped_p
|
||
handle = msvcrt.get_osfhandle(f.fileno())
|
||
if not UnlockFileEx(handle, 0,
|
||
whole_low, whole_high, f._lock_file_overlapped_p):
|
||
raise OSError('Unlocking file failed: %r' % ctypes.FormatError())
|
||
|
||
else:
|
||
# Some platforms, such as Jython, is missing fcntl
|
||
try:
|
||
import fcntl
|
||
|
||
def _lock_file(f, exclusive):
|
||
fcntl.flock(f, fcntl.LOCK_EX if exclusive else fcntl.LOCK_SH)
|
||
|
||
def _unlock_file(f):
|
||
fcntl.flock(f, fcntl.LOCK_UN)
|
||
except ImportError:
|
||
UNSUPPORTED_MSG = 'file locking is not supported on this platform'
|
||
|
||
def _lock_file(f, exclusive):
|
||
raise IOError(UNSUPPORTED_MSG)
|
||
|
||
def _unlock_file(f):
|
||
raise IOError(UNSUPPORTED_MSG)
|
||
|
||
|
||
class locked_file(object):
|
||
def __init__(self, filename, mode, encoding=None):
|
||
assert mode in ['r', 'a', 'w']
|
||
self.f = io.open(filename, mode, encoding=encoding)
|
||
self.mode = mode
|
||
|
||
def __enter__(self):
|
||
exclusive = self.mode != 'r'
|
||
try:
|
||
_lock_file(self.f, exclusive)
|
||
except IOError:
|
||
self.f.close()
|
||
raise
|
||
return self
|
||
|
||
def __exit__(self, etype, value, traceback):
|
||
try:
|
||
_unlock_file(self.f)
|
||
finally:
|
||
self.f.close()
|
||
|
||
def __iter__(self):
|
||
return iter(self.f)
|
||
|
||
def write(self, *args):
|
||
return self.f.write(*args)
|
||
|
||
def read(self, *args):
|
||
return self.f.read(*args)
|
||
|
||
|
||
def get_filesystem_encoding():
|
||
encoding = sys.getfilesystemencoding()
|
||
return encoding if encoding is not None else 'utf-8'
|
||
|
||
|
||
def shell_quote(args):
|
||
quoted_args = []
|
||
encoding = get_filesystem_encoding()
|
||
for a in args:
|
||
if isinstance(a, bytes):
|
||
# We may get a filename encoded with 'encodeFilename'
|
||
a = a.decode(encoding)
|
||
quoted_args.append(compat_shlex_quote(a))
|
||
return ' '.join(quoted_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
|
||
|
||
|
||
def unsmuggle_url(smug_url, default=None):
|
||
if '#__youtubedl_smuggle' not in smug_url:
|
||
return smug_url, default
|
||
url, _, sdata = smug_url.rpartition('#')
|
||
jsond = compat_parse_qs(sdata)['__youtubedl_smuggle'][0]
|
||
data = json.loads(jsond)
|
||
return url, data
|
||
|
||
|
||
def format_bytes(bytes):
|
||
if bytes is None:
|
||
return 'N/A'
|
||
if type(bytes) is str:
|
||
bytes = float(bytes)
|
||
if bytes == 0.0:
|
||
exponent = 0
|
||
else:
|
||
exponent = int(math.log(bytes, 1024.0))
|
||
suffix = ['B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'][exponent]
|
||
converted = float(bytes) / float(1024 ** exponent)
|
||
return '%.2f%s' % (converted, suffix)
|
||
|
||
|
||
def lookup_unit_table(unit_table, s):
|
||
units_re = '|'.join(re.escape(u) for u in unit_table)
|
||
m = re.match(
|
||
r'(?P<num>[0-9]+(?:[,.][0-9]*)?)\s*(?P<unit>%s)\b' % units_re, s)
|
||
if not m:
|
||
return None
|
||
num_str = m.group('num').replace(',', '.')
|
||
mult = unit_table[m.group('unit')]
|
||
return int(float(num_str) * mult)
|
||
|
||
|
||
def parse_filesize(s):
|
||
if s is None:
|
||
return None
|
||
|
||
# The lower-case forms are of course incorrect and unofficial,
|
||
# but we support those too
|
||
_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)
|
||
|
||
|
||
def parse_count(s):
|
||
if s is None:
|
||
return None
|
||
|
||
s = s.strip()
|
||
|
||
if re.match(r'^[\d,.]+$', s):
|
||
return str_to_int(s)
|
||
|
||
_UNIT_TABLE = {
|
||
'k': 1000,
|
||
'K': 1000,
|
||
'm': 1000 ** 2,
|
||
'M': 1000 ** 2,
|
||
'kk': 1000 ** 2,
|
||
'KK': 1000 ** 2,
|
||
}
|
||
|
||
return lookup_unit_table(_UNIT_TABLE, s)
|
||
|
||
|
||
def parse_resolution(s):
|
||
if s is None:
|
||
return {}
|
||
|
||
mobj = re.search(r'\b(?P<w>\d+)\s*[xX×]\s*(?P<h>\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 """
|
||
|
||
month_names = MONTH_NAMES.get(lang, MONTH_NAMES['en'])
|
||
|
||
try:
|
||
return month_names.index(name) + 1
|
||
except ValueError:
|
||
return None
|
||
|
||
|
||
def month_by_abbreviation(abbrev):
|
||
""" Return the number of a month by (locale-independently) English
|
||
abbreviations """
|
||
|
||
try:
|
||
return [s[:3] for s in ENGLISH_MONTH_NAMES].index(abbrev) + 1
|
||
except ValueError:
|
||
return None
|
||
|
||
|
||
def fix_xml_ampersands(xml_str):
|
||
"""Replace all the '&' by '&' in XML"""
|
||
return re.sub(
|
||
r'&(?!amp;|lt;|gt;|apos;|quot;|#x[0-9a-fA-F]{,4};|#[0-9]{,4};)',
|
||
'&',
|
||
xml_str)
|
||
|
||
|
||
def setproctitle(title):
|
||
assert isinstance(title, compat_str)
|
||
|
||
# ctypes in Jython is not complete
|
||
# http://bugs.jython.org/issue2148
|
||
if sys.platform.startswith('java'):
|
||
return
|
||
|
||
try:
|
||
libc = ctypes.cdll.LoadLibrary('libc.so.6')
|
||
except OSError:
|
||
return
|
||
except TypeError:
|
||
# LoadLibrary in Windows Python 2.7.13 only expects
|
||
# a bytestring, but since unicode_literals turns
|
||
# every string into a unicode string, it fails.
|
||
return
|
||
title_bytes = title.encode('utf-8')
|
||
buf = ctypes.create_string_buffer(len(title_bytes))
|
||
buf.value = title_bytes
|
||
try:
|
||
libc.prctl(15, buf, 0, 0, 0)
|
||
except AttributeError:
|
||
return # Strange libc, just skip this
|
||
|
||
|
||
def remove_start(s, start):
|
||
return s[len(start):] if s is not None and s.startswith(start) else s
|
||
|
||
|
||
def remove_end(s, end):
|
||
return s[:-len(end)] if s is not None and s.endswith(end) else s
|
||
|
||
|
||
def remove_quotes(s):
|
||
if s is None or len(s) < 2:
|
||
return s
|
||
for quote in ('"', "'", ):
|
||
if s[0] == quote and s[-1] == quote:
|
||
return s[1:-1]
|
||
return s
|
||
|
||
|
||
def url_basename(url):
|
||
path = compat_urlparse.urlparse(url).path
|
||
return path.strip('/').split('/')[-1]
|
||
|
||
|
||
def base_url(url):
|
||
return re.match(r'https?://[^?#&]+/', url).group()
|
||
|
||
|
||
def urljoin(base, path):
|
||
if isinstance(path, bytes):
|
||
path = path.decode('utf-8')
|
||
if not isinstance(path, compat_str) or not path:
|
||
return None
|
||
if re.match(r'^(?:https?:)?//', path):
|
||
return path
|
||
if isinstance(base, bytes):
|
||
base = base.decode('utf-8')
|
||
if not isinstance(base, compat_str) or not re.match(
|
||
r'^(?:https?:)?//', base):
|
||
return None
|
||
return compat_urlparse.urljoin(base, path)
|
||
|
||
|
||
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:
|
||
v = getattr(v, get_attr, None)
|
||
if v == '':
|
||
v = None
|
||
if v is None:
|
||
return default
|
||
try:
|
||
return int(v) * invscale // scale
|
||
except ValueError:
|
||
return default
|
||
|
||
|
||
def str_or_none(v, default=None):
|
||
return default if v is None else compat_str(v)
|
||
|
||
|
||
def str_to_int(int_str):
|
||
""" A more relaxed version of int_or_none """
|
||
if int_str is None:
|
||
return None
|
||
int_str = re.sub(r'[,\.\+]', '', int_str)
|
||
return int(int_str)
|
||
|
||
|
||
def float_or_none(v, scale=1, invscale=1, default=None):
|
||
if v is None:
|
||
return default
|
||
try:
|
||
return float(v) * invscale / scale
|
||
except ValueError:
|
||
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()
|
||
|
||
|
||
def url_or_none(url):
|
||
if not url or not isinstance(url, compat_str):
|
||
return None
|
||
url = url.strip()
|
||
return url if re.match(r'^(?:[a-zA-Z][\da-zA-Z.+-]*:)?//', url) else None
|
||
|
||
|
||
def parse_duration(s):
|
||
if not isinstance(s, compat_basestring):
|
||
return None
|
||
|
||
s = s.strip()
|
||
|
||
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]+)?Z?$', s)
|
||
if m:
|
||
days, hours, mins, secs, ms = m.groups()
|
||
else:
|
||
m = re.match(
|
||
r'''(?ix)(?:P?
|
||
(?:
|
||
[0-9]+\s*y(?:ears?)?\s*
|
||
)?
|
||
(?:
|
||
[0-9]+\s*m(?:onths?)?\s*
|
||
)?
|
||
(?:
|
||
[0-9]+\s*w(?:eeks?)?\s*
|
||
)?
|
||
(?:
|
||
(?P<days>[0-9]+)\s*d(?:ays?)?\s*
|
||
)?
|
||
T)?
|
||
(?:
|
||
(?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*
|
||
)?Z?$''', s)
|
||
if m:
|
||
days, hours, mins, secs, ms = m.groups()
|
||
else:
|
||
m = re.match(r'(?i)(?:(?P<hours>[0-9.]+)\s*(?:hours?)|(?P<mins>[0-9.]+)\s*(?:mins?\.?|minutes?)\s*)Z?$', 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):
|
||
name, real_ext = os.path.splitext(filename)
|
||
return (
|
||
'{0}.{1}{2}'.format(name, ext, real_ext)
|
||
if not expected_real_ext or real_ext[1:] == expected_real_ext
|
||
else '{0}.{1}'.format(filename, ext))
|
||
|
||
|
||
def replace_extension(filename, ext, expected_real_ext=None):
|
||
name, real_ext = os.path.splitext(filename)
|
||
return '{0}.{1}'.format(
|
||
name if not expected_real_ext or real_ext[1:] == expected_real_ext else filename,
|
||
ext)
|
||
|
||
|
||
def check_executable(exe, args=[]):
|
||
""" Checks if the given binary is installed somewhere in PATH, and returns its name.
|
||
args can be a list of arguments for a short output (like -version) """
|
||
try:
|
||
subprocess.Popen([exe] + args, stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()
|
||
except OSError:
|
||
return False
|
||
return exe
|
||
|
||
|
||
def get_exe_version(exe, args=['--version'],
|
||
version_re=None, unrecognized='present'):
|
||
""" 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
|
||
if isinstance(out, bytes): # Python 2.x
|
||
out = out.decode('ascii', 'ignore')
|
||
return detect_exe_version(out, version_re, unrecognized)
|
||
|
||
|
||
def detect_exe_version(output, version_re=None, unrecognized='present'):
|
||
assert isinstance(output, compat_str)
|
||
if version_re is None:
|
||
version_re = r'version\s+([-0-9._a-zA-Z]+)'
|
||
m = re.search(version_re, output)
|
||
if m:
|
||
return m.group(1)
|
||
else:
|
||
return unrecognized
|
||
|
||
|
||
class PagedList(object):
|
||
def __len__(self):
|
||
# This is only useful for tests
|
||
return len(self.getslice())
|
||
|
||
|
||
class OnDemandPagedList(PagedList):
|
||
def __init__(self, pagefunc, pagesize, use_cache=True):
|
||
self._pagefunc = pagefunc
|
||
self._pagesize = pagesize
|
||
self._use_cache = use_cache
|
||
if use_cache:
|
||
self._cache = {}
|
||
|
||
def getslice(self, start=0, end=None):
|
||
res = []
|
||
for pagenum in itertools.count(start // self._pagesize):
|
||
firstid = pagenum * self._pagesize
|
||
nextfirstid = pagenum * self._pagesize + self._pagesize
|
||
if start >= nextfirstid:
|
||
continue
|
||
|
||
page_results = None
|
||
if self._use_cache:
|
||
page_results = self._cache.get(pagenum)
|
||
if page_results is None:
|
||
page_results = list(self._pagefunc(pagenum))
|
||
if self._use_cache:
|
||
self._cache[pagenum] = page_results
|
||
|
||
startv = (
|
||
start % self._pagesize
|
||
if firstid <= start < nextfirstid
|
||
else 0)
|
||
|
||
endv = (
|
||
((end - 1) % self._pagesize) + 1
|
||
if (end is not None and firstid <= end <= nextfirstid)
|
||
else None)
|
||
|
||
if startv != 0 or endv is not None:
|
||
page_results = page_results[startv:endv]
|
||
res.extend(page_results)
|
||
|
||
# A little optimization - if current page is not "full", ie. does
|
||
# not contain page_size videos then we can assume that this page
|
||
# is the last one - there are no more ids on further pages -
|
||
# i.e. no need to query again.
|
||
if len(page_results) + startv < self._pagesize:
|
||
break
|
||
|
||
# If we got the whole page, but the next page is not interesting,
|
||
# break out early as well
|
||
if end == nextfirstid:
|
||
break
|
||
return res
|
||
|
||
|
||
class InAdvancePagedList(PagedList):
|
||
def __init__(self, pagefunc, pagecount, pagesize):
|
||
self._pagefunc = pagefunc
|
||
self._pagecount = pagecount
|
||
self._pagesize = pagesize
|
||
|
||
def getslice(self, start=0, end=None):
|
||
res = []
|
||
start_page = start // self._pagesize
|
||
end_page = (
|
||
self._pagecount if end is None else (end // self._pagesize + 1))
|
||
skip_elems = start - start_page * self._pagesize
|
||
only_more = None if end is None else end - start
|
||
for pagenum in range(start_page, end_page):
|
||
page = list(self._pagefunc(pagenum))
|
||
if skip_elems:
|
||
page = page[skip_elems:]
|
||
skip_elems = None
|
||
if only_more is not None:
|
||
if len(page) < only_more:
|
||
only_more -= len(page)
|
||
else:
|
||
page = page[:only_more]
|
||
res.extend(page)
|
||
break
|
||
res.extend(page)
|
||
return res
|
||
|
||
|
||
def uppercase_escape(s):
|
||
unicode_escape = codecs.getdecoder('unicode_escape')
|
||
return re.sub(
|
||
r'\\U[0-9a-fA-F]{8}',
|
||
lambda m: unicode_escape(m.group(0))[0],
|
||
s)
|
||
|
||
|
||
def lowercase_escape(s):
|
||
unicode_escape = codecs.getdecoder('unicode_escape')
|
||
return re.sub(
|
||
r'\\u[0-9a-fA-F]{4}',
|
||
lambda m: unicode_escape(m.group(0))[0],
|
||
s)
|
||
|
||
|
||
def escape_rfc3986(s):
|
||
"""Escape non-ASCII characters as suggested by RFC 3986"""
|
||
if sys.version_info < (3, 0) and isinstance(s, compat_str):
|
||
s = s.encode('utf-8')
|
||
return compat_urllib_parse.quote(s, b"%/;:@&=+$,!~*'()?#[]")
|
||
|
||
|
||
def escape_url(url):
|
||
"""Escape URL as suggested by RFC 3986"""
|
||
url_parsed = compat_urllib_parse_urlparse(url)
|
||
return url_parsed._replace(
|
||
netloc=url_parsed.netloc.encode('idna').decode('ascii'),
|
||
path=escape_rfc3986(url_parsed.path),
|
||
params=escape_rfc3986(url_parsed.params),
|
||
query=escape_rfc3986(url_parsed.query),
|
||
fragment=escape_rfc3986(url_parsed.fragment)
|
||
).geturl()
|
||
|
||
|
||
def read_batch_urls(batch_fd):
|
||
def fixup(url):
|
||
if not isinstance(url, compat_str):
|
||
url = url.decode('utf-8', 'replace')
|
||
BOM_UTF8 = '\xef\xbb\xbf'
|
||
if url.startswith(BOM_UTF8):
|
||
url = url[len(BOM_UTF8):]
|
||
url = url.strip()
|
||
if url.startswith(('#', ';', ']')):
|
||
return False
|
||
return url
|
||
|
||
with contextlib.closing(batch_fd) as fd:
|
||
return [url for url in map(fixup, fd) if url]
|
||
|
||
|
||
def urlencode_postdata(*args, **kargs):
|
||
return compat_urllib_parse_urlencode(*args, **kargs).encode('ascii')
|
||
|
||
|
||
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)
|
||
return compat_urlparse.urlunparse(parsed_url._replace(
|
||
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 _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:
|
||
if key not in d or d[key] is None or skip_false_values and not d[key]:
|
||
continue
|
||
return d[key]
|
||
return default
|
||
return d.get(key_or_keys, default)
|
||
|
||
|
||
def try_get(src, getter, expected_type=None):
|
||
if not isinstance(getter, (list, tuple)):
|
||
getter = [getter]
|
||
for get in getter:
|
||
try:
|
||
v = get(src)
|
||
except (AttributeError, KeyError, TypeError, IndexError):
|
||
pass
|
||
else:
|
||
if expected_type is None or isinstance(v, expected_type):
|
||
return v
|
||
|
||
|
||
def merge_dicts(*dicts):
|
||
merged = {}
|
||
for a_dict in dicts:
|
||
for k, v in a_dict.items():
|
||
if v is None:
|
||
continue
|
||
if (k not in merged or
|
||
(isinstance(v, compat_str) and v and
|
||
isinstance(merged[k], compat_str) and
|
||
not merged[k])):
|
||
merged[k] = v
|
||
return merged
|
||
|
||
|
||
def encode_compat_str(string, encoding=preferredencoding(), errors='strict'):
|
||
return string if isinstance(string, compat_str) else compat_str(string, encoding, errors)
|
||
|
||
|
||
US_RATINGS = {
|
||
'G': 0,
|
||
'PG': 10,
|
||
'PG-13': 13,
|
||
'R': 16,
|
||
'NC': 18,
|
||
}
|
||
|
||
|
||
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 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)
|
||
if m:
|
||
return int(m.group('age'))
|
||
if s in US_RATINGS:
|
||
return US_RATINGS[s]
|
||
m = re.match(r'^TV[_-]?(%s)$' % '|'.join(k[3:] for k in TV_PARENTAL_GUIDELINES), s)
|
||
if m:
|
||
return TV_PARENTAL_GUIDELINES['TV-' + m.group(1)]
|
||
return None
|
||
|
||
|
||
def strip_jsonp(code):
|
||
return re.sub(
|
||
r'''(?sx)^
|
||
(?:window\.)?(?P<func_name>[a-zA-Z0-9_.$]*)
|
||
(?:\s*&&\s*(?P=func_name))?
|
||
|