#!/usr/bin/env python
# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
import calendar
import codecs
import contextlib
import datetime
import email.utils
import errno
-import getpass
+import functools
import gzip
import itertools
import io
import struct
import subprocess
import sys
+import tempfile
import traceback
import xml.etree.ElementTree
import zlib
-try:
- import urllib.request as compat_urllib_request
-except ImportError: # Python 2
- import urllib2 as compat_urllib_request
-
-try:
- import urllib.error as compat_urllib_error
-except ImportError: # Python 2
- import urllib2 as compat_urllib_error
-
-try:
- import urllib.parse as compat_urllib_parse
-except ImportError: # Python 2
- import urllib as compat_urllib_parse
-
-try:
- from urllib.parse import urlparse as compat_urllib_parse_urlparse
-except ImportError: # Python 2
- from urlparse import urlparse as compat_urllib_parse_urlparse
-
-try:
- import urllib.parse as compat_urlparse
-except ImportError: # Python 2
- import urlparse as compat_urlparse
-
-try:
- import http.cookiejar as compat_cookiejar
-except ImportError: # Python 2
- import cookielib as compat_cookiejar
-
-try:
- import html.entities as compat_html_entities
-except ImportError: # Python 2
- import htmlentitydefs as compat_html_entities
-
-try:
- import html.parser as compat_html_parser
-except ImportError: # Python 2
- import HTMLParser as compat_html_parser
-
-try:
- import http.client as compat_http_client
-except ImportError: # Python 2
- import httplib as compat_http_client
-
-try:
- from urllib.error import HTTPError as compat_HTTPError
-except ImportError: # Python 2
- from urllib2 import HTTPError as compat_HTTPError
-
-try:
- from urllib.request import urlretrieve as compat_urlretrieve
-except ImportError: # Python 2
- from urllib import urlretrieve as compat_urlretrieve
-
-
-try:
- from subprocess import DEVNULL
- compat_subprocess_get_DEVNULL = lambda: DEVNULL
-except ImportError:
- compat_subprocess_get_DEVNULL = lambda: open(os.path.devnull, 'w')
-
-try:
- from urllib.parse import parse_qs as compat_parse_qs
-except ImportError: # Python 2
- # HACK: The following is the correct parse_qs implementation from cpython 3's stdlib.
- # Python 2's version is apparently totally broken
- def _unquote(string, encoding='utf-8', errors='replace'):
- if string == '':
- return string
- res = string.split('%')
- if len(res) == 1:
- return string
- if encoding is None:
- encoding = 'utf-8'
- if errors is None:
- errors = 'replace'
- # pct_sequence: contiguous sequence of percent-encoded bytes, decoded
- pct_sequence = b''
- string = res[0]
- for item in res[1:]:
- try:
- if not item:
- raise ValueError
- pct_sequence += item[:2].decode('hex')
- rest = item[2:]
- if not rest:
- # This segment was just a single percent-encoded character.
- # May be part of a sequence of code units, so delay decoding.
- # (Stored in pct_sequence).
- continue
- except ValueError:
- rest = '%' + item
- # Encountered non-percent-encoded characters. Flush the current
- # pct_sequence.
- string += pct_sequence.decode(encoding, errors) + rest
- pct_sequence = b''
- if pct_sequence:
- # Flush the final pct_sequence
- string += pct_sequence.decode(encoding, errors)
- return string
-
- def _parse_qsl(qs, keep_blank_values=False, strict_parsing=False,
- encoding='utf-8', errors='replace'):
- qs, _coerce_result = qs, unicode
- pairs = [s2 for s1 in qs.split('&') for s2 in s1.split(';')]
- r = []
- for name_value in pairs:
- if not name_value and not strict_parsing:
- continue
- nv = name_value.split('=', 1)
- if len(nv) != 2:
- if strict_parsing:
- raise ValueError("bad query field: %r" % (name_value,))
- # Handle case of a control-name with no equal sign
- if keep_blank_values:
- nv.append('')
- else:
- continue
- if len(nv[1]) or keep_blank_values:
- name = nv[0].replace('+', ' ')
- name = _unquote(name, encoding=encoding, errors=errors)
- name = _coerce_result(name)
- value = nv[1].replace('+', ' ')
- value = _unquote(value, encoding=encoding, errors=errors)
- value = _coerce_result(value)
- r.append((name, value))
- return r
-
- def compat_parse_qs(qs, keep_blank_values=False, strict_parsing=False,
- encoding='utf-8', errors='replace'):
- parsed_result = {}
- pairs = _parse_qsl(qs, keep_blank_values, strict_parsing,
- encoding=encoding, errors=errors)
- for name, value in pairs:
- if name in parsed_result:
- parsed_result[name].append(value)
- else:
- parsed_result[name] = [value]
- return parsed_result
-
-try:
- compat_str = unicode # Python 2
-except NameError:
- compat_str = str
-
-try:
- compat_chr = unichr # Python 2
-except NameError:
- compat_chr = chr
+from .compat import (
+ compat_basestring,
+ compat_chr,
+ compat_getenv,
+ compat_html_entities,
+ compat_http_client,
+ compat_parse_qs,
+ compat_socket_create_connection,
+ compat_str,
+ compat_urllib_error,
+ compat_urllib_parse,
+ compat_urllib_parse_urlparse,
+ compat_urllib_request,
+ compat_urlparse,
+ shlex_quote,
+)
-try:
- from xml.etree.ElementTree import ParseError as compat_xml_parse_error
-except ImportError: # Python 2.6
- from xml.parsers.expat import ExpatError as compat_xml_parse_error
-
-def compat_ord(c):
- if type(c) is int: return c
- else: return ord(c)
# This is not clearly defined otherwise
compiled_regex_type = type(re.compile(''))
'Accept-Language': 'en-us,en;q=0.5',
}
+
def preferredencoding():
"""Get preferred encoding.
"""
try:
pref = locale.getpreferredencoding()
- u'TEST'.encode(pref)
+ 'TEST'.encode(pref)
except:
pref = 'UTF-8'
return pref
-if sys.version_info < (3,0):
- def compat_print(s):
- print(s.encode(preferredencoding(), 'xmlcharrefreplace'))
-else:
- def compat_print(s):
- assert type(s) == type(u'')
- print(s)
-
-# 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):
- def write_json_file(obj, fn):
- with open(fn, 'wb') as f:
- json.dump(obj, f)
-else:
- def write_json_file(obj, fn):
- with open(fn, 'w', encoding='utf-8') as f:
- json.dump(obj, f)
-if sys.version_info >= (2,7):
+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(**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:
+ try:
+ os.remove(tf.name)
+ except OSError:
+ pass
+ raise
+
+
+if sys.version_info >= (2, 7):
def find_xpath_attr(node, xpath, key, val):
""" Find the xpath xpath[@key=val] """
- assert re.match(r'^[a-zA-Z]+$', key)
- assert re.match(r'^[a-zA-Z0-9@\s:._]*$', val)
- expr = xpath + u"[@%s='%s']" % (key, val)
+ assert re.match(r'^[a-zA-Z-]+$', key)
+ assert re.match(r'^[a-zA-Z0-9@\s:._-]*$', val)
+ expr = xpath + "[@%s='%s']" % (key, val)
return node.find(expr)
else:
def find_xpath_attr(node, xpath, key, val):
+ # Here comes the crazy part: In 2.6, if the xpath is a unicode,
+ # .//node does not match if a node is a direct child of . !
+ if isinstance(xpath, compat_str):
+ xpath = xpath.encode('ascii')
+
for f in node.findall(xpath):
if f.attrib.get(key) == val:
return f
# 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 = []
replaced.append('{%s}%s' % (ns_map[ns], tag))
return '/'.join(replaced)
-def htmlentity_transform(matchobj):
- """Transforms an HTML entity to a character.
-
- This function receives a match object and is intended to be used with
- the re.sub() function.
- """
- entity = matchobj.group(1)
- # Known non-numeric HTML entity
- if entity in compat_html_entities.name2codepoint:
- return compat_chr(compat_html_entities.name2codepoint[entity])
+def xpath_text(node, xpath, name=None, fatal=False):
+ if sys.version_info < (2, 7): # Crazy 2.6
+ xpath = xpath.encode('ascii')
- mobj = re.match(u'(?u)#(x?\\d+)', entity)
- if mobj is not None:
- numstr = mobj.group(1)
- if numstr.startswith(u'x'):
- base = 16
- numstr = u'0%s' % numstr
+ n = node.find(xpath)
+ if n is None or n.text is None:
+ if fatal:
+ name = xpath if name is None else name
+ raise ExtractorError('Could not find XML element %s' % name)
else:
- base = 10
- return compat_chr(int(numstr, base))
-
- # Unknown entity in name, return its literal representation
- return (u'&%s;' % entity)
-
-compat_html_parser.locatestarttagend = re.compile(r"""<[a-zA-Z][-.a-zA-Z0-9:_]*(?:\s+(?:(?<=['"\s])[^\s/>][^\s/=>]*(?:\s*=+\s*(?:'[^']*'|"[^"]*"|(?!['"])[^>\s]*))?\s*)*)?\s*""", re.VERBOSE) # backport bugfix
-class BaseHTMLParser(compat_html_parser.HTMLParser):
- def __init(self):
- compat_html_parser.HTMLParser.__init__(self)
- self.html = None
-
- def loads(self, html):
- self.html = html
- self.feed(html)
- self.close()
-
-class AttrParser(BaseHTMLParser):
- """Modified HTMLParser that isolates a tag with the specified attribute"""
- def __init__(self, attribute, value):
- self.attribute = attribute
- self.value = value
- self.result = None
- self.started = False
- self.depth = {}
- self.watch_startpos = False
- self.error_count = 0
- BaseHTMLParser.__init__(self)
-
- def error(self, message):
- if self.error_count > 10 or self.started:
- raise compat_html_parser.HTMLParseError(message, self.getpos())
- self.rawdata = '\n'.join(self.html.split('\n')[self.getpos()[0]:]) # skip one line
- self.error_count += 1
- self.goahead(1)
-
- def handle_starttag(self, tag, attrs):
- attrs = dict(attrs)
- if self.started:
- self.find_startpos(None)
- if self.attribute in attrs and attrs[self.attribute] == self.value:
- self.result = [tag]
- self.started = True
- self.watch_startpos = True
- if self.started:
- if not tag in self.depth: self.depth[tag] = 0
- self.depth[tag] += 1
-
- def handle_endtag(self, tag):
- if self.started:
- if tag in self.depth: self.depth[tag] -= 1
- if self.depth[self.result[0]] == 0:
- self.started = False
- self.result.append(self.getpos())
-
- def find_startpos(self, x):
- """Needed to put the start position of the result (self.result[1])
- after the opening tag with the requested id"""
- if self.watch_startpos:
- self.watch_startpos = False
- self.result.append(self.getpos())
- handle_entityref = handle_charref = handle_data = handle_comment = \
- handle_decl = handle_pi = unknown_decl = find_startpos
-
- def get_result(self):
- if self.result is None:
return None
- if len(self.result) != 3:
- return None
- lines = self.html.split('\n')
- lines = lines[self.result[1][0]-1:self.result[2][0]]
- lines[0] = lines[0][self.result[1][1]:]
- if len(lines) == 1:
- lines[-1] = lines[-1][:self.result[2][1]-self.result[1][1]]
- lines[-1] = lines[-1][:self.result[2][1]]
- return '\n'.join(lines).strip()
-# Hack for https://github.com/rg3/youtube-dl/issues/662
-if sys.version_info < (2, 7, 3):
- AttrParser.parse_endtag = (lambda self, i:
- i + len("</scr'+'ipt>")
- if self.rawdata[i:].startswith("</scr'+'ipt>")
- else compat_html_parser.HTMLParser.parse_endtag(self, i))
+ return n.text
+
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_attribute(attribute, value, html):
"""Return the content of the tag with the specified attribute in the passed HTML document"""
- parser = AttrParser(attribute, value)
- try:
- parser.loads(html)
- except compat_html_parser.HTMLParseError:
- pass
- return parser.get_result()
-class MetaParser(BaseHTMLParser):
- """
- Modified HTMLParser that isolates a meta tag with the specified name
- attribute.
- """
- def __init__(self, name):
- BaseHTMLParser.__init__(self)
- self.name = name
- self.content = None
- self.result = None
-
- def handle_starttag(self, tag, attrs):
- if tag != 'meta':
- return
- attrs = dict(attrs)
- if attrs.get('name') == self.name:
- self.result = attrs.get('content')
+ m = re.search(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), re.escape(value)), html)
- def get_result(self):
- return self.result
+ if not m:
+ return None
+ res = m.group('content')
-def get_meta_content(name, html):
- """
- Return the content attribute from the meta tag with the given name attribute.
- """
- parser = MetaParser(name)
- try:
- parser.loads(html)
- except compat_html_parser.HTMLParseError:
- pass
- return parser.get_result()
+ if res.startswith('"') or res.startswith("'"):
+ res = res[1:-1]
+
+ return unescapeHTML(res)
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'\s*<\s*br\s*/?\s*>\s*', '\n', html)
It returns the tuple (stream, definitive_file_name).
"""
try:
- if filename == u'-':
+ if filename == '-':
if sys.platform == 'win32':
import msvcrt
msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
# In case of error, try to remove win32 forbidden chars
alt_filename = os.path.join(
- re.sub(u'[/<>:"\\|\\\\?\\*]', u'#', path_part)
- for path_part in os.path.split(filename)
- )
+ re.sub('[/<>:"\\|\\\\?\\*]', '#', path_part)
+ for path_part in os.path.split(filename)
+ )
if alt_filename == filename:
raise
else:
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.
return '_'
return char
- result = u''.join(map(replace_insane, s))
+ # 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 = '_'
return result
+
def orderedSet(iterable):
""" Remove all duplicates from the input iterable """
res = []
return res
+def _htmlentity_transform(entity):
+ """Transforms an HTML entity to a character."""
+ # Known non-numeric HTML entity
+ if entity in compat_html_entities.name2codepoint:
+ return compat_chr(compat_html_entities.name2codepoint[entity])
+
+ mobj = re.match(r'#(x?[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
+ return compat_chr(int(numstr, base))
+
+ # 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
- result = re.sub(r'(?u)&(.+?);', htmlentity_transform, s)
- return result
+ return re.sub(
+ r'&([^;]+);', lambda m: _htmlentity_transform(m.group(1)), s)
def encodeFilename(s, for_subprocess=False):
return s
if sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5:
- # Pass u'' directly to use Unicode APIs on Windows 2000 and up
+ # 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:
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))
+ # 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)
assert isinstance(optval, compat_str)
return optval
+
def formatSeconds(secs):
if secs > 3600:
return '%d:%02d:%02d' % (secs // 3600, (secs % 3600) // 60, secs % 60)
return '%d' % secs
-def make_HTTPS_handler(opts_no_check_certificate, **kwargs):
- if sys.version_info < (3, 2):
- import httplib
-
- class HTTPSConnectionV3(httplib.HTTPSConnection):
- def __init__(self, *args, **kwargs):
- httplib.HTTPSConnection.__init__(self, *args, **kwargs)
+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
- def connect(self):
- sock = socket.create_connection((self.host, self.port), self.timeout)
- if getattr(self, '_tunnel_host', False):
- self.sock = sock
- self._tunnel()
- try:
- self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv3)
- except ssl.SSLError:
- self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv23)
-
- class HTTPSHandlerV3(compat_urllib_request.HTTPSHandler):
- def https_open(self, req):
- return self.do_open(HTTPSConnectionV3, req)
- return HTTPSHandlerV3(**kwargs)
- else:
- context = ssl.SSLContext(ssl.PROTOCOL_SSLv3)
+ 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()
- try:
- context.load_default_certs()
- except AttributeError:
- pass # Python < 3.4
- return compat_urllib_request.HTTPSHandler(context=context, **kwargs)
+ return YoutubeDLHTTPSHandler(params, context=context, **kwargs)
+
class ExtractorError(Exception):
"""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.
expected = True
if video_id is not None:
msg = video_id + ': ' + msg
+ if cause:
+ msg += ' (caused by %r)' % cause
if not expected:
- msg = msg + u'; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.'
+ 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.'
super(ExtractorError, self).__init__(msg)
self.traceback = tb
def format_traceback(self):
if self.traceback is None:
return None
- return u''.join(traceback.format_tb(self.traceback))
+ 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):
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)
This exception may be raised by PostProcessor's .run() method to
indicate an error in the postprocessing task.
"""
+
def __init__(self, msg):
self.msg = msg
+
class MaxDownloadsReached(Exception):
""" --max-downloads limit has been reached. """
pass
self.downloaded = downloaded
self.expected = expected
+
+def _create_http_connection(ydl_handler, http_class, is_https, *args, **kwargs):
+ hc = http_class(*args, **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
+
+
class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
"""Handler for HTTP requests and responses.
public domain.
"""
+ def __init__(self, params, *args, **kwargs):
+ compat_urllib_request.HTTPHandler.__init__(self, *args, **kwargs)
+ self._params = params
+
+ def http_open(self, req):
+ return self.do_open(functools.partial(
+ _create_http_connection, self, compat_http_client.HTTPConnection, False),
+ req)
+
@staticmethod
def deflate(data):
try:
return ret
def http_request(self, req):
- for h,v in std_headers.items():
- if h in req.headers:
- del req.headers[h]
- req.add_header(h, v)
+ 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)
if 'Youtubedl-no-compression' in req.headers:
if 'Accept-encoding' in req.headers:
del req.headers['Accept-encoding']
del req.headers['Youtubedl-no-compression']
- if 'Youtubedl-user-agent' in req.headers:
- if 'User-agent' in req.headers:
- del req.headers['User-agent']
- req.headers['User-agent'] = req.headers['Youtubedl-user-agent']
- del req.headers['Youtubedl-user-agent']
+
+ 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):
https_response = http_response
-def parse_iso8601(date_str):
+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 = {}
+ 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
+ return self.do_open(functools.partial(
+ _create_http_connection, self, self._https_conn_class, True),
+ req, **kwargs)
+
+
+def parse_iso8601(date_str, delimiter='T'):
""" Return a UNIX timestamp from the given date """
if date_str is None:
return None
m = re.search(
- r'Z$| ?(?P<sign>\+|-)(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2})$',
+ r'(\.[0-9]+)?(?:Z$| ?(?P<sign>\+|-)(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2})$)',
date_str)
if not m:
timezone = datetime.timedelta()
timezone = datetime.timedelta(
hours=sign * int(m.group('hours')),
minutes=sign * int(m.group('minutes')))
-
- dt = datetime.datetime.strptime(date_str, '%Y-%m-%dT%H:%M:%S') - timezone
+ 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())
-def unified_strdate(date_str):
+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
+ # Replace commas
date_str = date_str.replace(',', ' ')
# %z (UTC offset) is only supported in python>=3.2
date_str = re.sub(r' ?(\+|-)[0-9]{2}:?[0-9]{2}$', '', date_str)
+ # Remove AM/PM + timezone
+ date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str)
+
format_expressions = [
'%d %B %Y',
'%d %b %Y',
'%b %dst %Y %I:%M%p',
'%b %dnd %Y %I:%M%p',
'%b %dth %Y %I:%M%p',
+ '%Y %m %d',
'%Y-%m-%d',
- '%d.%m.%Y',
- '%d/%m/%Y',
+ '%Y/%m/%d',
'%Y/%m/%d %H:%M:%S',
'%Y-%m-%d %H:%M:%S',
+ '%Y-%m-%d %H:%M:%S.%f',
'%d.%m.%Y %H:%M',
'%d.%m.%Y %H.%M',
'%Y-%m-%dT%H:%M:%SZ',
'%Y-%m-%dT%H:%M:%S.%f',
'%Y-%m-%dT%H:%M',
]
+ if day_first:
+ format_expressions.extend([
+ '%d.%m.%Y',
+ '%d/%m/%Y',
+ '%d/%m/%y',
+ '%d/%m/%Y %H:%M:%S',
+ ])
+ else:
+ format_expressions.extend([
+ '%m.%d.%Y',
+ '%m/%d/%Y',
+ '%m/%d/%y',
+ '%m/%d/%Y %H:%M:%S',
+ ])
for expression in format_expressions:
try:
upload_date = datetime.datetime.strptime(date_str, expression).strftime('%Y%m%d')
upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d')
return upload_date
-def determine_ext(url, default_ext=u'unknown_video'):
- guess = url.partition(u'?')[0].rpartition(u'.')[2]
+
+def determine_ext(url, default_ext='unknown_video'):
+ if url is None:
+ return default_ext
+ guess = url.partition('?')[0].rpartition('.')[2]
if re.match(r'^[A-Za-z0-9]+$', guess):
return guess
else:
return default_ext
+
def subtitles_filename(filename, sub_lang, sub_format):
- return filename.rsplit('.', 1)[0] + u'.' + sub_lang + u'.' + 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 == 'now'or date_str == 'today':
+ if date_str in ('now', 'today'):
return today
+ if date_str == 'yesterday':
+ return today - datetime.timedelta(days=1)
match = re.match('(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')
if sign == '-':
time = -time
unit = match.group('unit')
- #A bad aproximation?
+ # A bad aproximation?
if unit == 'month':
unit = 'day'
time *= 30
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"""
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.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)
+ 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())
+ return '%s - %s' % (self.start.isoformat(), self.end.isoformat())
def platform_name():
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 = ctypes.WINFUNCTYPE(
ctypes.wintypes.HANDLE, ctypes.wintypes.DWORD)(
- ("GetStdHandle", ctypes.windll.kernel32))
+ (b"GetStdHandle", ctypes.windll.kernel32))
h = GetStdHandle(WIN_OUTPUT_IDS[fileno])
WriteConsoleW = 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))
+ ctypes.wintypes.LPVOID)((b"WriteConsoleW", ctypes.windll.kernel32))
written = ctypes.wintypes.DWORD(0)
- GetFileType = ctypes.WINFUNCTYPE(ctypes.wintypes.DWORD, ctypes.wintypes.DWORD)(("GetFileType", ctypes.windll.kernel32))
+ GetFileType = ctypes.WINFUNCTYPE(ctypes.wintypes.DWORD, ctypes.wintypes.DWORD)((b"GetFileType", ctypes.windll.kernel32))
FILE_TYPE_CHAR = 0x0002
FILE_TYPE_REMOTE = 0x8000
GetConsoleMode = ctypes.WINFUNCTYPE(
ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE,
ctypes.POINTER(ctypes.wintypes.DWORD))(
- ("GetConsoleMode", ctypes.windll.kernel32))
+ (b"GetConsoleMode", ctypes.windll.kernel32))
INVALID_HANDLE_VALUE = ctypes.wintypes.DWORD(-1).value
def not_a_console(handle):
def intlist_to_bytes(xs):
if not xs:
return b''
- if isinstance(chr(0), bytes): # Python 2
- return ''.join([chr(x) for x in xs])
- else:
- return bytes(xs)
-
-
-def get_cachedir(params={}):
- cache_root = os.environ.get('XDG_CACHE_HOME',
- os.path.expanduser('~/.cache'))
- return params.get('cachedir', os.path.join(cache_root, 'youtube-dl'))
+ return struct_pack('%dB' % len(xs), *xs)
# Cross-platform file locking
import fcntl
def _lock_file(f, exclusive):
- fcntl.lockf(f, fcntl.LOCK_EX if exclusive else fcntl.LOCK_SH)
+ fcntl.flock(f, fcntl.LOCK_EX if exclusive else fcntl.LOCK_SH)
def _unlock_file(f):
- fcntl.lockf(f, fcntl.LOCK_UN)
+ fcntl.flock(f, fcntl.LOCK_UN)
class locked_file(object):
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 = sys.getfilesystemencoding()
- if encoding is None:
- encoding = 'utf-8'
+ 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(pipes.quote(a))
- return u' '.join(quoted_args)
+ return ' '.join(quoted_args)
def takewhile_inclusive(pred, seq):
""" Pass additional data in a URL for internal use. """
sdata = compat_urllib_parse.urlencode(
- {u'__youtubedl_smuggle': json.dumps(data)})
- return url + u'#' + sdata
+ {'__youtubedl_smuggle': json.dumps(data)})
+ return url + '#' + sdata
def unsmuggle_url(smug_url, default=None):
- if not '#__youtubedl_smuggle' in smug_url:
+ if '#__youtubedl_smuggle' not in smug_url:
return smug_url, default
- url, _, sdata = smug_url.rpartition(u'#')
- jsond = compat_parse_qs(sdata)[u'__youtubedl_smuggle'][0]
+ 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 u'N/A'
+ 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 = [u'B', u'KiB', u'MiB', u'GiB', u'TiB', u'PiB', u'EiB', u'ZiB', u'YiB'][exponent]
+ suffix = ['B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'][exponent]
converted = float(bytes) / float(1024 ** exponent)
- return u'%.2f%s' % (converted, suffix)
+ return '%.2f%s' % (converted, suffix)
-def str_to_int(int_str):
- int_str = re.sub(r'[,\.]', u'', int_str)
- return int(int_str)
+def parse_filesize(s):
+ if s is None:
+ return None
+
+ # The lower-case forms are of course incorrect and inofficial,
+ # but we support those too
+ _UNIT_TABLE = {
+ 'B': 1,
+ 'b': 1,
+ 'KiB': 1024,
+ 'KB': 1000,
+ 'kB': 1024,
+ 'Kb': 1000,
+ 'MiB': 1024 ** 2,
+ 'MB': 1000 ** 2,
+ 'mB': 1024 ** 2,
+ 'Mb': 1000 ** 2,
+ 'GiB': 1024 ** 3,
+ 'GB': 1000 ** 3,
+ 'gB': 1024 ** 3,
+ 'Gb': 1000 ** 3,
+ 'TiB': 1024 ** 4,
+ 'TB': 1000 ** 4,
+ 'tB': 1024 ** 4,
+ 'Tb': 1000 ** 4,
+ 'PiB': 1024 ** 5,
+ 'PB': 1000 ** 5,
+ 'pB': 1024 ** 5,
+ 'Pb': 1000 ** 5,
+ 'EiB': 1024 ** 6,
+ 'EB': 1000 ** 6,
+ 'eB': 1024 ** 6,
+ 'Eb': 1000 ** 6,
+ 'ZiB': 1024 ** 7,
+ 'ZB': 1000 ** 7,
+ 'zB': 1024 ** 7,
+ 'Zb': 1000 ** 7,
+ 'YiB': 1024 ** 8,
+ 'YB': 1000 ** 8,
+ 'yB': 1024 ** 8,
+ 'Yb': 1000 ** 8,
+ }
+
+ 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)' % 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 get_term_width():
- columns = os.environ.get('COLUMNS', None)
+ columns = compat_getenv('COLUMNS', None)
if columns:
return int(columns)
""" Return the number of a month by (locale-independently) English name """
ENGLISH_NAMES = [
- u'January', u'February', u'March', u'April', u'May', u'June',
- u'July', u'August', u'September', u'October', u'November', u'December']
+ 'January', 'February', 'March', 'April', 'May', 'June',
+ 'July', 'August', 'September', 'October', 'November', 'December']
try:
return ENGLISH_NAMES.index(name) + 1
except ValueError:
"""Replace all the '&' by '&' in XML"""
return re.sub(
r'&(?!amp;|lt;|gt;|apos;|quot;|#x[0-9a-fA-F]{,4};|#[0-9]{,4};)',
- u'&',
+ '&',
xml_str)
return s
+def remove_end(s, end):
+ if s.endswith(end):
+ return s[:-len(end)]
+ return s
+
+
def url_basename(url):
path = compat_urlparse.urlparse(url).path
- return path.strip(u'/').split(u'/')[-1]
+ return path.strip('/').split('/')[-1]
class HEADRequest(compat_urllib_request.Request):
return "HEAD"
-def int_or_none(v, scale=1, default=None, get_attr=None):
+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)
- return default if v is None else (int(v) // scale)
+ if v == '':
+ v = None
+ return default if v is None else (int(v) * invscale // scale)
+
+
+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, default=None):
- return default if v is None else (float(v) / scale)
+def float_or_none(v, scale=1, invscale=1, default=None):
+ return default if v is None else (float(v) * invscale / scale)
def parse_duration(s):
- if s is None:
+ if not isinstance(s, compat_basestring):
return None
+ s = s.strip()
+
m = re.match(
- r'(?:(?:(?P<hours>[0-9]+)[:h])?(?P<mins>[0-9]+)[:m])?(?P<secs>[0-9]+)s?(?::[0-9]+)?$', s)
+ r'''(?ix)(?:P?T)?
+ (?:
+ (?P<only_mins>[0-9.]+)\s*(?:mins?|minutes?)\s*|
+ (?P<only_hours>[0-9.]+)\s*(?:hours?)|
+
+ (?:
+ (?:
+ (?:(?P<days>[0-9]+)\s*(?:[:d]|days?)\s*)?
+ (?P<hours>[0-9]+)\s*(?:[:h]|hours?)\s*
+ )?
+ (?P<mins>[0-9]+)\s*(?:[:m]|mins?|minutes?)\s*
+ )?
+ (?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?\s*(?:s|secs?|seconds?)?
+ )$''', s)
if not m:
return None
- res = int(m.group('secs'))
+ 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'):
res += int(m.group('mins')) * 60
- if m.group('hours'):
- res += int(m.group('hours')) * 60 * 60
+ if m.group('hours'):
+ res += int(m.group('hours')) * 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
def prepend_extension(filename, ext):
- name, real_ext = os.path.splitext(filename)
- return u'{0}.{1}{2}'.format(name, ext, real_ext)
+ name, real_ext = os.path.splitext(filename)
+ return '{0}.{1}{2}'.format(name, ext, real_ext)
def check_executable(exe, args=[]):
return exe
-class PagedList(object):
- def __init__(self, pagefunc, pagesize):
- self._pagefunc = pagefunc
- self._pagesize = pagesize
+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:
+ out, _ = subprocess.Popen(
+ [exe] + args,
+ 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):
+ self._pagefunc = pagefunc
+ self._pagesize = pagesize
+
def getslice(self, start=0, end=None):
res = []
for pagenum in itertools.count(start // self._pagesize):
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(
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"%/;:@&=+$,!~*'()?#[]")
+
+
+def escape_url(url):
+ """Escape URL as suggested by RFC 3986"""
+ url_parsed = compat_urllib_parse_urlparse(url)
+ return url_parsed._replace(
+ path=escape_rfc3986(url_parsed.path),
+ params=escape_rfc3986(url_parsed.params),
+ query=escape_rfc3986(url_parsed.query),
+ fragment=escape_rfc3986(url_parsed.fragment)
+ ).geturl()
+
try:
- struct.pack(u'!I', 0)
+ struct.pack('!I', 0)
except TypeError:
# In Python 2.6 (and some 2.7 versions), struct requires a bytes argument
def struct_pack(spec, *args):
def fixup(url):
if not isinstance(url, compat_str):
url = url.decode('utf-8', 'replace')
- BOM_UTF8 = u'\xef\xbb\xbf'
+ BOM_UTF8 = '\xef\xbb\xbf'
if url.startswith(BOM_UTF8):
url = url[len(BOM_UTF8):]
url = url.strip()
return compat_urllib_parse.urlencode(*args, **kargs).encode('ascii')
+try:
+ etree_iter = xml.etree.ElementTree.Element.iter
+except AttributeError: # Python <=2.6
+ etree_iter = lambda n: n.findall('.//*')
+
+
def parse_xml(s):
class TreeBuilder(xml.etree.ElementTree.TreeBuilder):
def doctype(self, name, pubid, system):
parser = xml.etree.ElementTree.XMLParser(target=TreeBuilder())
kwargs = {'parser': parser} if sys.version_info >= (2, 7) else {}
- return xml.etree.ElementTree.XML(s.encode('utf-8'), **kwargs)
-
-
-if sys.version_info < (3, 0) and sys.platform == 'win32':
- def compat_getpass(prompt, *args, **kwargs):
- if isinstance(prompt, compat_str):
- prompt = prompt.encode(preferredencoding())
- return getpass.getpass(prompt, *args, **kwargs)
-else:
- compat_getpass = getpass.getpass
+ tree = xml.etree.ElementTree.XML(s.encode('utf-8'), **kwargs)
+ # Fix up XML parser in Python 2.x
+ if sys.version_info < (3, 0):
+ for n in etree_iter(tree):
+ if n.text is not None:
+ if not isinstance(n.text, compat_str):
+ n.text = n.text.decode('utf-8')
+ return tree
US_RATINGS = {
}
+def parse_age_limit(s):
+ if s is None:
+ return None
+ m = re.match(r'^(?P<age>\d{1,2})\+?$', s)
+ return int(m.group('age')) if m else US_RATINGS.get(s, None)
+
+
def strip_jsonp(code):
- return re.sub(r'(?s)^[a-zA-Z_]+\s*\(\s*(.*)\);\s*?\s*$', r'\1', code)
+ return re.sub(
+ r'(?s)^[a-zA-Z0-9_]+\s*\(\s*(.*)\);?\s*?(?://[^\n]*)*$', r'\1', code)
+
+
+def js_to_json(code):
+ def fix_kv(m):
+ v = m.group(0)
+ if v in ('true', 'false', 'null'):
+ return v
+ if v.startswith('"'):
+ return v
+ if v.startswith("'"):
+ v = v[1:-1]
+ v = re.sub(r"\\\\|\\'|\"", lambda m: {
+ '\\\\': '\\\\',
+ "\\'": "'",
+ '"': '\\"',
+ }[m.group(0)], v)
+ return '"%s"' % v
+
+ res = re.sub(r'''(?x)
+ "(?:[^"\\]*(?:\\\\|\\")?)*"|
+ '(?:[^'\\]*(?:\\\\|\\')?)*'|
+ [a-zA-Z_][.a-zA-Z_0-9]*
+ ''', fix_kv, code)
+ res = re.sub(r',(\s*\])', lambda m: m.group(1), res)
+ return res
def qualities(quality_ids):
DEFAULT_OUTTMPL = '%(title)s-%(id)s.%(ext)s'
-try:
- subprocess_check_output = subprocess.check_output
-except AttributeError:
- def subprocess_check_output(*args, **kwargs):
- assert 'input' not in kwargs
- p = subprocess.Popen(*args, stdout=subprocess.PIPE, **kwargs)
- output, _ = p.communicate()
- ret = p.poll()
- if ret:
- raise subprocess.CalledProcessError(ret, p.args, output=output)
- return output
+
+def limit_length(s, length):
+ """ Add ellipses to overly long strings """
+ if s is None:
+ return None
+ ELLIPSES = '...'
+ if len(s) > length:
+ return s[:length - len(ELLIPSES)] + ELLIPSES
+ return s
+
+
+def version_tuple(v):
+ return tuple(int(e) for e in re.split(r'[-.]', v))
+
+
+def is_outdated_version(version, limit, assume_new=True):
+ if not version:
+ return not assume_new
+ try:
+ return version_tuple(version) < version_tuple(limit)
+ except ValueError:
+ return not assume_new
+
+
+def ytdl_is_updateable():
+ """ Returns if youtube-dl can be updated with -U """
+ from zipimport import zipimporter
+
+ return isinstance(globals().get('__loader__'), zipimporter) or hasattr(sys, 'frozen')
+
+
+def args_to_str(args):
+ # Get a short string representation for a subprocess command
+ return ' '.join(shlex_quote(a) for a in args)
+
+
+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
+
+ cd = getheader('Content-Disposition')
+ if cd:
+ m = re.match(r'attachment;\s*filename="(?P<filename>[^"]+)"', cd)
+ if m:
+ e = determine_ext(m.group('filename'), default_ext=None)
+ if e:
+ return e
+
+ return getheader('Content-Type').split("/")[1]
+
+
+def age_restricted(content_limit, age_limit):
+ """ Returns True iff the content should be blocked """
+
+ if age_limit is None: # No limit set
+ return False
+ if content_limit is None:
+ return False # Content available for everyone
+ return age_limit < content_limit
+
+
+def is_html(first_bytes):
+ """ Detect whether a file contains HTML by examining its first bytes. """
+
+ BOMS = [
+ (b'\xef\xbb\xbf', 'utf-8'),
+ (b'\x00\x00\xfe\xff', 'utf-32-be'),
+ (b'\xff\xfe\x00\x00', 'utf-32-le'),
+ (b'\xff\xfe', 'utf-16-le'),
+ (b'\xfe\xff', 'utf-16-be'),
+ ]
+ for bom, enc in BOMS:
+ if first_bytes.startswith(bom):
+ s = first_bytes[len(bom):].decode(enc, 'replace')
+ break
+ else:
+ s = first_bytes.decode('utf-8', 'replace')
+
+ return re.match(r'^\s*<', s)
+
+
+def determine_protocol(info_dict):
+ protocol = info_dict.get('protocol')
+ if protocol is not None:
+ return protocol
+
+ url = info_dict['url']
+ if url.startswith('rtmp'):
+ return 'rtmp'
+ elif url.startswith('mms'):
+ return 'mms'
+ elif url.startswith('rtsp'):
+ return 'rtsp'
+
+ ext = determine_ext(url)
+ if ext == 'm3u8':
+ return 'm3u8'
+ elif ext == 'f4m':
+ return 'f4m'
+
+ return compat_urllib_parse_urlparse(url).scheme
+
+
+def render_table(header_row, data):
+ """ Render a list of rows, each as a list of values """
+ table = [header_row] + data
+ max_lens = [max(len(compat_str(v)) for v in col) for col in zip(*table)]
+ format_str = ' '.join('%-' + compat_str(ml + 1) + 's' for ml in max_lens[:-1]) + '%s'
+ return '\n'.join(format_str % tuple(row) for row in table)
Rapsys Git / youtubedl / blobdiff