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1 | #!/usr/bin/env python | |
2 | # coding: utf-8 | |
3 | ||
4 | from __future__ import unicode_literals | |
5 | ||
6 | import base64 | |
7 | import binascii | |
8 | import calendar | |
9 | import codecs | |
10 | import contextlib | |
11 | import ctypes | |
12 | import datetime | |
13 | import email.utils | |
14 | import errno | |
15 | import functools | |
16 | import gzip | |
17 | import io | |
18 | import itertools | |
19 | import json | |
20 | import locale | |
21 | import math | |
22 | import operator | |
23 | import os | |
24 | import pipes | |
25 | import platform | |
26 | import re | |
27 | import socket | |
28 | import ssl | |
29 | import subprocess | |
30 | import sys | |
31 | import tempfile | |
32 | import traceback | |
33 | import xml.etree.ElementTree | |
34 | import zlib | |
35 | ||
36 | from .compat import ( | |
37 | compat_HTMLParser, | |
38 | compat_basestring, | |
39 | compat_chr, | |
40 | compat_etree_fromstring, | |
41 | compat_html_entities, | |
42 | compat_html_entities_html5, | |
43 | compat_http_client, | |
44 | compat_kwargs, | |
45 | compat_os_name, | |
46 | compat_parse_qs, | |
47 | compat_shlex_quote, | |
48 | compat_socket_create_connection, | |
49 | compat_str, | |
50 | compat_struct_pack, | |
51 | compat_struct_unpack, | |
52 | compat_urllib_error, | |
53 | compat_urllib_parse, | |
54 | compat_urllib_parse_urlencode, | |
55 | compat_urllib_parse_urlparse, | |
56 | compat_urllib_parse_unquote_plus, | |
57 | compat_urllib_request, | |
58 | compat_urlparse, | |
59 | compat_xpath, | |
60 | ) | |
61 | ||
62 | from .socks import ( | |
63 | ProxyType, | |
64 | sockssocket, | |
65 | ) | |
66 | ||
67 | ||
68 | def register_socks_protocols(): | |
69 | # "Register" SOCKS protocols | |
70 | # In Python < 2.6.5, urlsplit() suffers from bug https://bugs.python.org/issue7904 | |
71 | # URLs with protocols not in urlparse.uses_netloc are not handled correctly | |
72 | for scheme in ('socks', 'socks4', 'socks4a', 'socks5'): | |
73 | if scheme not in compat_urlparse.uses_netloc: | |
74 | compat_urlparse.uses_netloc.append(scheme) | |
75 | ||
76 | ||
77 | # This is not clearly defined otherwise | |
78 | compiled_regex_type = type(re.compile('')) | |
79 | ||
80 | std_headers = { | |
81 | 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20150101 Firefox/47.0 (Chrome)', | |
82 | 'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7', | |
83 | 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', | |
84 | 'Accept-Encoding': 'gzip, deflate', | |
85 | 'Accept-Language': 'en-us,en;q=0.5', | |
86 | } | |
87 | ||
88 | ||
89 | USER_AGENTS = { | |
90 | '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', | |
91 | } | |
92 | ||
93 | ||
94 | NO_DEFAULT = object() | |
95 | ||
96 | ENGLISH_MONTH_NAMES = [ | |
97 | 'January', 'February', 'March', 'April', 'May', 'June', | |
98 | 'July', 'August', 'September', 'October', 'November', 'December'] | |
99 | ||
100 | MONTH_NAMES = { | |
101 | 'en': ENGLISH_MONTH_NAMES, | |
102 | 'fr': [ | |
103 | 'janvier', 'février', 'mars', 'avril', 'mai', 'juin', | |
104 | 'juillet', 'août', 'septembre', 'octobre', 'novembre', 'décembre'], | |
105 | } | |
106 | ||
107 | KNOWN_EXTENSIONS = ( | |
108 | 'mp4', 'm4a', 'm4p', 'm4b', 'm4r', 'm4v', 'aac', | |
109 | 'flv', 'f4v', 'f4a', 'f4b', | |
110 | 'webm', 'ogg', 'ogv', 'oga', 'ogx', 'spx', 'opus', | |
111 | 'mkv', 'mka', 'mk3d', | |
112 | 'avi', 'divx', | |
113 | 'mov', | |
114 | 'asf', 'wmv', 'wma', | |
115 | '3gp', '3g2', | |
116 | 'mp3', | |
117 | 'flac', | |
118 | 'ape', | |
119 | 'wav', | |
120 | 'f4f', 'f4m', 'm3u8', 'smil') | |
121 | ||
122 | # needed for sanitizing filenames in restricted mode | |
123 | ACCENT_CHARS = dict(zip('ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖŐØŒÙÚÛÜŰÝÞßàáâãäåæçèéêëìíîïðñòóôõöőøœùúûüűýþÿ', | |
124 | itertools.chain('AAAAAA', ['AE'], 'CEEEEIIIIDNOOOOOOO', ['OE'], 'UUUUUYP', ['ss'], | |
125 | 'aaaaaa', ['ae'], 'ceeeeiiiionooooooo', ['oe'], 'uuuuuypy'))) | |
126 | ||
127 | DATE_FORMATS = ( | |
128 | '%d %B %Y', | |
129 | '%d %b %Y', | |
130 | '%B %d %Y', | |
131 | '%b %d %Y', | |
132 | '%b %dst %Y %I:%M', | |
133 | '%b %dnd %Y %I:%M', | |
134 | '%b %dth %Y %I:%M', | |
135 | '%Y %m %d', | |
136 | '%Y-%m-%d', | |
137 | '%Y/%m/%d', | |
138 | '%Y/%m/%d %H:%M', | |
139 | '%Y/%m/%d %H:%M:%S', | |
140 | '%Y-%m-%d %H:%M:%S', | |
141 | '%Y-%m-%d %H:%M:%S.%f', | |
142 | '%d.%m.%Y %H:%M', | |
143 | '%d.%m.%Y %H.%M', | |
144 | '%Y-%m-%dT%H:%M:%SZ', | |
145 | '%Y-%m-%dT%H:%M:%S.%fZ', | |
146 | '%Y-%m-%dT%H:%M:%S.%f0Z', | |
147 | '%Y-%m-%dT%H:%M:%S', | |
148 | '%Y-%m-%dT%H:%M:%S.%f', | |
149 | '%Y-%m-%dT%H:%M', | |
150 | '%b %d %Y at %H:%M', | |
151 | '%b %d %Y at %H:%M:%S', | |
152 | ) | |
153 | ||
154 | DATE_FORMATS_DAY_FIRST = list(DATE_FORMATS) | |
155 | DATE_FORMATS_DAY_FIRST.extend([ | |
156 | '%d-%m-%Y', | |
157 | '%d.%m.%Y', | |
158 | '%d.%m.%y', | |
159 | '%d/%m/%Y', | |
160 | '%d/%m/%y', | |
161 | '%d/%m/%Y %H:%M:%S', | |
162 | ]) | |
163 | ||
164 | DATE_FORMATS_MONTH_FIRST = list(DATE_FORMATS) | |
165 | DATE_FORMATS_MONTH_FIRST.extend([ | |
166 | '%m-%d-%Y', | |
167 | '%m.%d.%Y', | |
168 | '%m/%d/%Y', | |
169 | '%m/%d/%y', | |
170 | '%m/%d/%Y %H:%M:%S', | |
171 | ]) | |
172 | ||
173 | PACKED_CODES_RE = r"}\('(.+)',(\d+),(\d+),'([^']+)'\.split\('\|'\)" | |
174 | ||
175 | ||
176 | def preferredencoding(): | |
177 | """Get preferred encoding. | |
178 | ||
179 | Returns the best encoding scheme for the system, based on | |
180 | locale.getpreferredencoding() and some further tweaks. | |
181 | """ | |
182 | try: | |
183 | pref = locale.getpreferredencoding() | |
184 | 'TEST'.encode(pref) | |
185 | except Exception: | |
186 | pref = 'UTF-8' | |
187 | ||
188 | return pref | |
189 | ||
190 | ||
191 | def write_json_file(obj, fn): | |
192 | """ Encode obj as JSON and write it to fn, atomically if possible """ | |
193 | ||
194 | fn = encodeFilename(fn) | |
195 | if sys.version_info < (3, 0) and sys.platform != 'win32': | |
196 | encoding = get_filesystem_encoding() | |
197 | # os.path.basename returns a bytes object, but NamedTemporaryFile | |
198 | # will fail if the filename contains non ascii characters unless we | |
199 | # use a unicode object | |
200 | path_basename = lambda f: os.path.basename(fn).decode(encoding) | |
201 | # the same for os.path.dirname | |
202 | path_dirname = lambda f: os.path.dirname(fn).decode(encoding) | |
203 | else: | |
204 | path_basename = os.path.basename | |
205 | path_dirname = os.path.dirname | |
206 | ||
207 | args = { | |
208 | 'suffix': '.tmp', | |
209 | 'prefix': path_basename(fn) + '.', | |
210 | 'dir': path_dirname(fn), | |
211 | 'delete': False, | |
212 | } | |
213 | ||
214 | # In Python 2.x, json.dump expects a bytestream. | |
215 | # In Python 3.x, it writes to a character stream | |
216 | if sys.version_info < (3, 0): | |
217 | args['mode'] = 'wb' | |
218 | else: | |
219 | args.update({ | |
220 | 'mode': 'w', | |
221 | 'encoding': 'utf-8', | |
222 | }) | |
223 | ||
224 | tf = tempfile.NamedTemporaryFile(**compat_kwargs(args)) | |
225 | ||
226 | try: | |
227 | with tf: | |
228 | json.dump(obj, tf) | |
229 | if sys.platform == 'win32': | |
230 | # Need to remove existing file on Windows, else os.rename raises | |
231 | # WindowsError or FileExistsError. | |
232 | try: | |
233 | os.unlink(fn) | |
234 | except OSError: | |
235 | pass | |
236 | os.rename(tf.name, fn) | |
237 | except Exception: | |
238 | try: | |
239 | os.remove(tf.name) | |
240 | except OSError: | |
241 | pass | |
242 | raise | |
243 | ||
244 | ||
245 | if sys.version_info >= (2, 7): | |
246 | def find_xpath_attr(node, xpath, key, val=None): | |
247 | """ Find the xpath xpath[@key=val] """ | |
248 | assert re.match(r'^[a-zA-Z_-]+$', key) | |
249 | expr = xpath + ('[@%s]' % key if val is None else "[@%s='%s']" % (key, val)) | |
250 | return node.find(expr) | |
251 | else: | |
252 | def find_xpath_attr(node, xpath, key, val=None): | |
253 | for f in node.findall(compat_xpath(xpath)): | |
254 | if key not in f.attrib: | |
255 | continue | |
256 | if val is None or f.attrib.get(key) == val: | |
257 | return f | |
258 | return None | |
259 | ||
260 | # On python2.6 the xml.etree.ElementTree.Element methods don't support | |
261 | # the namespace parameter | |
262 | ||
263 | ||
264 | def xpath_with_ns(path, ns_map): | |
265 | components = [c.split(':') for c in path.split('/')] | |
266 | replaced = [] | |
267 | for c in components: | |
268 | if len(c) == 1: | |
269 | replaced.append(c[0]) | |
270 | else: | |
271 | ns, tag = c | |
272 | replaced.append('{%s}%s' % (ns_map[ns], tag)) | |
273 | return '/'.join(replaced) | |
274 | ||
275 | ||
276 | def xpath_element(node, xpath, name=None, fatal=False, default=NO_DEFAULT): | |
277 | def _find_xpath(xpath): | |
278 | return node.find(compat_xpath(xpath)) | |
279 | ||
280 | if isinstance(xpath, (str, compat_str)): | |
281 | n = _find_xpath(xpath) | |
282 | else: | |
283 | for xp in xpath: | |
284 | n = _find_xpath(xp) | |
285 | if n is not None: | |
286 | break | |
287 | ||
288 | if n is None: | |
289 | if default is not NO_DEFAULT: | |
290 | return default | |
291 | elif fatal: | |
292 | name = xpath if name is None else name | |
293 | raise ExtractorError('Could not find XML element %s' % name) | |
294 | else: | |
295 | return None | |
296 | return n | |
297 | ||
298 | ||
299 | def xpath_text(node, xpath, name=None, fatal=False, default=NO_DEFAULT): | |
300 | n = xpath_element(node, xpath, name, fatal=fatal, default=default) | |
301 | if n is None or n == default: | |
302 | return n | |
303 | if n.text is None: | |
304 | if default is not NO_DEFAULT: | |
305 | return default | |
306 | elif fatal: | |
307 | name = xpath if name is None else name | |
308 | raise ExtractorError('Could not find XML element\'s text %s' % name) | |
309 | else: | |
310 | return None | |
311 | return n.text | |
312 | ||
313 | ||
314 | def xpath_attr(node, xpath, key, name=None, fatal=False, default=NO_DEFAULT): | |
315 | n = find_xpath_attr(node, xpath, key) | |
316 | if n is None: | |
317 | if default is not NO_DEFAULT: | |
318 | return default | |
319 | elif fatal: | |
320 | name = '%s[@%s]' % (xpath, key) if name is None else name | |
321 | raise ExtractorError('Could not find XML attribute %s' % name) | |
322 | else: | |
323 | return None | |
324 | return n.attrib[key] | |
325 | ||
326 | ||
327 | def get_element_by_id(id, html): | |
328 | """Return the content of the tag with the specified ID in the passed HTML document""" | |
329 | return get_element_by_attribute('id', id, html) | |
330 | ||
331 | ||
332 | def get_element_by_class(class_name, html): | |
333 | return get_element_by_attribute( | |
334 | 'class', r'[^\'"]*\b%s\b[^\'"]*' % re.escape(class_name), | |
335 | html, escape_value=False) | |
336 | ||
337 | ||
338 | def get_element_by_attribute(attribute, value, html, escape_value=True): | |
339 | """Return the content of the tag with the specified attribute in the passed HTML document""" | |
340 | ||
341 | value = re.escape(value) if escape_value else value | |
342 | ||
343 | m = re.search(r'''(?xs) | |
344 | <([a-zA-Z0-9:._-]+) | |
345 | (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]*|="[^"]*"|='[^']*'))*? | |
346 | \s+%s=['"]?%s['"]? | |
347 | (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]*|="[^"]*"|='[^']*'))*? | |
348 | \s*> | |
349 | (?P<content>.*?) | |
350 | </\1> | |
351 | ''' % (re.escape(attribute), value), html) | |
352 | ||
353 | if not m: | |
354 | return None | |
355 | res = m.group('content') | |
356 | ||
357 | if res.startswith('"') or res.startswith("'"): | |
358 | res = res[1:-1] | |
359 | ||
360 | return unescapeHTML(res) | |
361 | ||
362 | ||
363 | class HTMLAttributeParser(compat_HTMLParser): | |
364 | """Trivial HTML parser to gather the attributes for a single element""" | |
365 | def __init__(self): | |
366 | self.attrs = {} | |
367 | compat_HTMLParser.__init__(self) | |
368 | ||
369 | def handle_starttag(self, tag, attrs): | |
370 | self.attrs = dict(attrs) | |
371 | ||
372 | ||
373 | def extract_attributes(html_element): | |
374 | """Given a string for an HTML element such as | |
375 | <el | |
376 | a="foo" B="bar" c="&98;az" d=boz | |
377 | empty= noval entity="&" | |
378 | sq='"' dq="'" | |
379 | > | |
380 | Decode and return a dictionary of attributes. | |
381 | { | |
382 | 'a': 'foo', 'b': 'bar', c: 'baz', d: 'boz', | |
383 | 'empty': '', 'noval': None, 'entity': '&', | |
384 | 'sq': '"', 'dq': '\'' | |
385 | }. | |
386 | NB HTMLParser is stricter in Python 2.6 & 3.2 than in later versions, | |
387 | but the cases in the unit test will work for all of 2.6, 2.7, 3.2-3.5. | |
388 | """ | |
389 | parser = HTMLAttributeParser() | |
390 | parser.feed(html_element) | |
391 | parser.close() | |
392 | return parser.attrs | |
393 | ||
394 | ||
395 | def clean_html(html): | |
396 | """Clean an HTML snippet into a readable string""" | |
397 | ||
398 | if html is None: # Convenience for sanitizing descriptions etc. | |
399 | return html | |
400 | ||
401 | # Newline vs <br /> | |
402 | html = html.replace('\n', ' ') | |
403 | html = re.sub(r'\s*<\s*br\s*/?\s*>\s*', '\n', html) | |
404 | html = re.sub(r'<\s*/\s*p\s*>\s*<\s*p[^>]*>', '\n', html) | |
405 | # Strip html tags | |
406 | html = re.sub('<.*?>', '', html) | |
407 | # Replace html entities | |
408 | html = unescapeHTML(html) | |
409 | return html.strip() | |
410 | ||
411 | ||
412 | def sanitize_open(filename, open_mode): | |
413 | """Try to open the given filename, and slightly tweak it if this fails. | |
414 | ||
415 | Attempts to open the given filename. If this fails, it tries to change | |
416 | the filename slightly, step by step, until it's either able to open it | |
417 | or it fails and raises a final exception, like the standard open() | |
418 | function. | |
419 | ||
420 | It returns the tuple (stream, definitive_file_name). | |
421 | """ | |
422 | try: | |
423 | if filename == '-': | |
424 | if sys.platform == 'win32': | |
425 | import msvcrt | |
426 | msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY) | |
427 | return (sys.stdout.buffer if hasattr(sys.stdout, 'buffer') else sys.stdout, filename) | |
428 | stream = open(encodeFilename(filename), open_mode) | |
429 | return (stream, filename) | |
430 | except (IOError, OSError) as err: | |
431 | if err.errno in (errno.EACCES,): | |
432 | raise | |
433 | ||
434 | # In case of error, try to remove win32 forbidden chars | |
435 | alt_filename = sanitize_path(filename) | |
436 | if alt_filename == filename: | |
437 | raise | |
438 | else: | |
439 | # An exception here should be caught in the caller | |
440 | stream = open(encodeFilename(alt_filename), open_mode) | |
441 | return (stream, alt_filename) | |
442 | ||
443 | ||
444 | def timeconvert(timestr): | |
445 | """Convert RFC 2822 defined time string into system timestamp""" | |
446 | timestamp = None | |
447 | timetuple = email.utils.parsedate_tz(timestr) | |
448 | if timetuple is not None: | |
449 | timestamp = email.utils.mktime_tz(timetuple) | |
450 | return timestamp | |
451 | ||
452 | ||
453 | def sanitize_filename(s, restricted=False, is_id=False): | |
454 | """Sanitizes a string so it could be used as part of a filename. | |
455 | If restricted is set, use a stricter subset of allowed characters. | |
456 | Set is_id if this is not an arbitrary string, but an ID that should be kept if possible | |
457 | """ | |
458 | def replace_insane(char): | |
459 | if restricted and char in ACCENT_CHARS: | |
460 | return ACCENT_CHARS[char] | |
461 | if char == '?' or ord(char) < 32 or ord(char) == 127: | |
462 | return '' | |
463 | elif char == '"': | |
464 | return '' if restricted else '\'' | |
465 | elif char == ':': | |
466 | return '_-' if restricted else ' -' | |
467 | elif char in '\\/|*<>': | |
468 | return '_' | |
469 | if restricted and (char in '!&\'()[]{}$;`^,#' or char.isspace()): | |
470 | return '_' | |
471 | if restricted and ord(char) > 127: | |
472 | return '_' | |
473 | return char | |
474 | ||
475 | # Handle timestamps | |
476 | s = re.sub(r'[0-9]+(?::[0-9]+)+', lambda m: m.group(0).replace(':', '_'), s) | |
477 | result = ''.join(map(replace_insane, s)) | |
478 | if not is_id: | |
479 | while '__' in result: | |
480 | result = result.replace('__', '_') | |
481 | result = result.strip('_') | |
482 | # Common case of "Foreign band name - English song title" | |
483 | if restricted and result.startswith('-_'): | |
484 | result = result[2:] | |
485 | if result.startswith('-'): | |
486 | result = '_' + result[len('-'):] | |
487 | result = result.lstrip('.') | |
488 | if not result: | |
489 | result = '_' | |
490 | return result | |
491 | ||
492 | ||
493 | def sanitize_path(s): | |
494 | """Sanitizes and normalizes path on Windows""" | |
495 | if sys.platform != 'win32': | |
496 | return s | |
497 | drive_or_unc, _ = os.path.splitdrive(s) | |
498 | if sys.version_info < (2, 7) and not drive_or_unc: | |
499 | drive_or_unc, _ = os.path.splitunc(s) | |
500 | norm_path = os.path.normpath(remove_start(s, drive_or_unc)).split(os.path.sep) | |
501 | if drive_or_unc: | |
502 | norm_path.pop(0) | |
503 | sanitized_path = [ | |
504 | path_part if path_part in ['.', '..'] else re.sub(r'(?:[/<>:"\|\\?\*]|[\s.]$)', '#', path_part) | |
505 | for path_part in norm_path] | |
506 | if drive_or_unc: | |
507 | sanitized_path.insert(0, drive_or_unc + os.path.sep) | |
508 | return os.path.join(*sanitized_path) | |
509 | ||
510 | ||
511 | # Prepend protocol-less URLs with `http:` scheme in order to mitigate the number of | |
512 | # unwanted failures due to missing protocol | |
513 | def sanitize_url(url): | |
514 | return 'http:%s' % url if url.startswith('//') else url | |
515 | ||
516 | ||
517 | def sanitized_Request(url, *args, **kwargs): | |
518 | return compat_urllib_request.Request(sanitize_url(url), *args, **kwargs) | |
519 | ||
520 | ||
521 | def orderedSet(iterable): | |
522 | """ Remove all duplicates from the input iterable """ | |
523 | res = [] | |
524 | for el in iterable: | |
525 | if el not in res: | |
526 | res.append(el) | |
527 | return res | |
528 | ||
529 | ||
530 | def _htmlentity_transform(entity_with_semicolon): | |
531 | """Transforms an HTML entity to a character.""" | |
532 | entity = entity_with_semicolon[:-1] | |
533 | ||
534 | # Known non-numeric HTML entity | |
535 | if entity in compat_html_entities.name2codepoint: | |
536 | return compat_chr(compat_html_entities.name2codepoint[entity]) | |
537 | ||
538 | # TODO: HTML5 allows entities without a semicolon. For example, | |
539 | # 'Éric' should be decoded as 'Éric'. | |
540 | if entity_with_semicolon in compat_html_entities_html5: | |
541 | return compat_html_entities_html5[entity_with_semicolon] | |
542 | ||
543 | mobj = re.match(r'#(x[0-9a-fA-F]+|[0-9]+)', entity) | |
544 | if mobj is not None: | |
545 | numstr = mobj.group(1) | |
546 | if numstr.startswith('x'): | |
547 | base = 16 | |
548 | numstr = '0%s' % numstr | |
549 | else: | |
550 | base = 10 | |
551 | # See https://github.com/rg3/youtube-dl/issues/7518 | |
552 | try: | |
553 | return compat_chr(int(numstr, base)) | |
554 | except ValueError: | |
555 | pass | |
556 | ||
557 | # Unknown entity in name, return its literal representation | |
558 | return '&%s;' % entity | |
559 | ||
560 | ||
561 | def unescapeHTML(s): | |
562 | if s is None: | |
563 | return None | |
564 | assert type(s) == compat_str | |
565 | ||
566 | return re.sub( | |
567 | r'&([^;]+;)', lambda m: _htmlentity_transform(m.group(1)), s) | |
568 | ||
569 | ||
570 | def get_subprocess_encoding(): | |
571 | if sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5: | |
572 | # For subprocess calls, encode with locale encoding | |
573 | # Refer to http://stackoverflow.com/a/9951851/35070 | |
574 | encoding = preferredencoding() | |
575 | else: | |
576 | encoding = sys.getfilesystemencoding() | |
577 | if encoding is None: | |
578 | encoding = 'utf-8' | |
579 | return encoding | |
580 | ||
581 | ||
582 | def encodeFilename(s, for_subprocess=False): | |
583 | """ | |
584 | @param s The name of the file | |
585 | """ | |
586 | ||
587 | assert type(s) == compat_str | |
588 | ||
589 | # Python 3 has a Unicode API | |
590 | if sys.version_info >= (3, 0): | |
591 | return s | |
592 | ||
593 | # Pass '' directly to use Unicode APIs on Windows 2000 and up | |
594 | # (Detecting Windows NT 4 is tricky because 'major >= 4' would | |
595 | # match Windows 9x series as well. Besides, NT 4 is obsolete.) | |
596 | if not for_subprocess and sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5: | |
597 | return s | |
598 | ||
599 | # Jython assumes filenames are Unicode strings though reported as Python 2.x compatible | |
600 | if sys.platform.startswith('java'): | |
601 | return s | |
602 | ||
603 | return s.encode(get_subprocess_encoding(), 'ignore') | |
604 | ||
605 | ||
606 | def decodeFilename(b, for_subprocess=False): | |
607 | ||
608 | if sys.version_info >= (3, 0): | |
609 | return b | |
610 | ||
611 | if not isinstance(b, bytes): | |
612 | return b | |
613 | ||
614 | return b.decode(get_subprocess_encoding(), 'ignore') | |
615 | ||
616 | ||
617 | def encodeArgument(s): | |
618 | if not isinstance(s, compat_str): | |
619 | # Legacy code that uses byte strings | |
620 | # Uncomment the following line after fixing all post processors | |
621 | # assert False, 'Internal error: %r should be of type %r, is %r' % (s, compat_str, type(s)) | |
622 | s = s.decode('ascii') | |
623 | return encodeFilename(s, True) | |
624 | ||
625 | ||
626 | def decodeArgument(b): | |
627 | return decodeFilename(b, True) | |
628 | ||
629 | ||
630 | def decodeOption(optval): | |
631 | if optval is None: | |
632 | return optval | |
633 | if isinstance(optval, bytes): | |
634 | optval = optval.decode(preferredencoding()) | |
635 | ||
636 | assert isinstance(optval, compat_str) | |
637 | return optval | |
638 | ||
639 | ||
640 | def formatSeconds(secs): | |
641 | if secs > 3600: | |
642 | return '%d:%02d:%02d' % (secs // 3600, (secs % 3600) // 60, secs % 60) | |
643 | elif secs > 60: | |
644 | return '%d:%02d' % (secs // 60, secs % 60) | |
645 | else: | |
646 | return '%d' % secs | |
647 | ||
648 | ||
649 | def make_HTTPS_handler(params, **kwargs): | |
650 | opts_no_check_certificate = params.get('nocheckcertificate', False) | |
651 | if hasattr(ssl, 'create_default_context'): # Python >= 3.4 or 2.7.9 | |
652 | context = ssl.create_default_context(ssl.Purpose.SERVER_AUTH) | |
653 | if opts_no_check_certificate: | |
654 | context.check_hostname = False | |
655 | context.verify_mode = ssl.CERT_NONE | |
656 | try: | |
657 | return YoutubeDLHTTPSHandler(params, context=context, **kwargs) | |
658 | except TypeError: | |
659 | # Python 2.7.8 | |
660 | # (create_default_context present but HTTPSHandler has no context=) | |
661 | pass | |
662 | ||
663 | if sys.version_info < (3, 2): | |
664 | return YoutubeDLHTTPSHandler(params, **kwargs) | |
665 | else: # Python < 3.4 | |
666 | context = ssl.SSLContext(ssl.PROTOCOL_TLSv1) | |
667 | context.verify_mode = (ssl.CERT_NONE | |
668 | if opts_no_check_certificate | |
669 | else ssl.CERT_REQUIRED) | |
670 | context.set_default_verify_paths() | |
671 | return YoutubeDLHTTPSHandler(params, context=context, **kwargs) | |
672 | ||
673 | ||
674 | def bug_reports_message(): | |
675 | if ytdl_is_updateable(): | |
676 | update_cmd = 'type youtube-dl -U to update' | |
677 | else: | |
678 | update_cmd = 'see https://yt-dl.org/update on how to update' | |
679 | msg = '; please report this issue on https://yt-dl.org/bug .' | |
680 | msg += ' Make sure you are using the latest version; %s.' % update_cmd | |
681 | msg += ' Be sure to call youtube-dl with the --verbose flag and include its complete output.' | |
682 | return msg | |
683 | ||
684 | ||
685 | class ExtractorError(Exception): | |
686 | """Error during info extraction.""" | |
687 | ||
688 | def __init__(self, msg, tb=None, expected=False, cause=None, video_id=None): | |
689 | """ tb, if given, is the original traceback (so that it can be printed out). | |
690 | If expected is set, this is a normal error message and most likely not a bug in youtube-dl. | |
691 | """ | |
692 | ||
693 | if sys.exc_info()[0] in (compat_urllib_error.URLError, socket.timeout, UnavailableVideoError): | |
694 | expected = True | |
695 | if video_id is not None: | |
696 | msg = video_id + ': ' + msg | |
697 | if cause: | |
698 | msg += ' (caused by %r)' % cause | |
699 | if not expected: | |
700 | msg += bug_reports_message() | |
701 | super(ExtractorError, self).__init__(msg) | |
702 | ||
703 | self.traceback = tb | |
704 | self.exc_info = sys.exc_info() # preserve original exception | |
705 | self.cause = cause | |
706 | self.video_id = video_id | |
707 | ||
708 | def format_traceback(self): | |
709 | if self.traceback is None: | |
710 | return None | |
711 | return ''.join(traceback.format_tb(self.traceback)) | |
712 | ||
713 | ||
714 | class UnsupportedError(ExtractorError): | |
715 | def __init__(self, url): | |
716 | super(UnsupportedError, self).__init__( | |
717 | 'Unsupported URL: %s' % url, expected=True) | |
718 | self.url = url | |
719 | ||
720 | ||
721 | class RegexNotFoundError(ExtractorError): | |
722 | """Error when a regex didn't match""" | |
723 | pass | |
724 | ||
725 | ||
726 | class DownloadError(Exception): | |
727 | """Download Error exception. | |
728 | ||
729 | This exception may be thrown by FileDownloader objects if they are not | |
730 | configured to continue on errors. They will contain the appropriate | |
731 | error message. | |
732 | """ | |
733 | ||
734 | def __init__(self, msg, exc_info=None): | |
735 | """ exc_info, if given, is the original exception that caused the trouble (as returned by sys.exc_info()). """ | |
736 | super(DownloadError, self).__init__(msg) | |
737 | self.exc_info = exc_info | |
738 | ||
739 | ||
740 | class SameFileError(Exception): | |
741 | """Same File exception. | |
742 | ||
743 | This exception will be thrown by FileDownloader objects if they detect | |
744 | multiple files would have to be downloaded to the same file on disk. | |
745 | """ | |
746 | pass | |
747 | ||
748 | ||
749 | class PostProcessingError(Exception): | |
750 | """Post Processing exception. | |
751 | ||
752 | This exception may be raised by PostProcessor's .run() method to | |
753 | indicate an error in the postprocessing task. | |
754 | """ | |
755 | ||
756 | def __init__(self, msg): | |
757 | self.msg = msg | |
758 | ||
759 | ||
760 | class MaxDownloadsReached(Exception): | |
761 | """ --max-downloads limit has been reached. """ | |
762 | pass | |
763 | ||
764 | ||
765 | class UnavailableVideoError(Exception): | |
766 | """Unavailable Format exception. | |
767 | ||
768 | This exception will be thrown when a video is requested | |
769 | in a format that is not available for that video. | |
770 | """ | |
771 | pass | |
772 | ||
773 | ||
774 | class ContentTooShortError(Exception): | |
775 | """Content Too Short exception. | |
776 | ||
777 | This exception may be raised by FileDownloader objects when a file they | |
778 | download is too small for what the server announced first, indicating | |
779 | the connection was probably interrupted. | |
780 | """ | |
781 | ||
782 | def __init__(self, downloaded, expected): | |
783 | # Both in bytes | |
784 | self.downloaded = downloaded | |
785 | self.expected = expected | |
786 | ||
787 | ||
788 | class XAttrMetadataError(Exception): | |
789 | def __init__(self, code=None, msg='Unknown error'): | |
790 | super(XAttrMetadataError, self).__init__(msg) | |
791 | self.code = code | |
792 | self.msg = msg | |
793 | ||
794 | # Parsing code and msg | |
795 | if (self.code in (errno.ENOSPC, errno.EDQUOT) or | |
796 | 'No space left' in self.msg or 'Disk quota excedded' in self.msg): | |
797 | self.reason = 'NO_SPACE' | |
798 | elif self.code == errno.E2BIG or 'Argument list too long' in self.msg: | |
799 | self.reason = 'VALUE_TOO_LONG' | |
800 | else: | |
801 | self.reason = 'NOT_SUPPORTED' | |
802 | ||
803 | ||
804 | class XAttrUnavailableError(Exception): | |
805 | pass | |
806 | ||
807 | ||
808 | def _create_http_connection(ydl_handler, http_class, is_https, *args, **kwargs): | |
809 | # Working around python 2 bug (see http://bugs.python.org/issue17849) by limiting | |
810 | # expected HTTP responses to meet HTTP/1.0 or later (see also | |
811 | # https://github.com/rg3/youtube-dl/issues/6727) | |
812 | if sys.version_info < (3, 0): | |
813 | kwargs[b'strict'] = True | |
814 | hc = http_class(*args, **kwargs) | |
815 | source_address = ydl_handler._params.get('source_address') | |
816 | if source_address is not None: | |
817 | sa = (source_address, 0) | |
818 | if hasattr(hc, 'source_address'): # Python 2.7+ | |
819 | hc.source_address = sa | |
820 | else: # Python 2.6 | |
821 | def _hc_connect(self, *args, **kwargs): | |
822 | sock = compat_socket_create_connection( | |
823 | (self.host, self.port), self.timeout, sa) | |
824 | if is_https: | |
825 | self.sock = ssl.wrap_socket( | |
826 | sock, self.key_file, self.cert_file, | |
827 | ssl_version=ssl.PROTOCOL_TLSv1) | |
828 | else: | |
829 | self.sock = sock | |
830 | hc.connect = functools.partial(_hc_connect, hc) | |
831 | ||
832 | return hc | |
833 | ||
834 | ||
835 | def handle_youtubedl_headers(headers): | |
836 | filtered_headers = headers | |
837 | ||
838 | if 'Youtubedl-no-compression' in filtered_headers: | |
839 | filtered_headers = dict((k, v) for k, v in filtered_headers.items() if k.lower() != 'accept-encoding') | |
840 | del filtered_headers['Youtubedl-no-compression'] | |
841 | ||
842 | return filtered_headers | |
843 | ||
844 | ||
845 | class YoutubeDLHandler(compat_urllib_request.HTTPHandler): | |
846 | """Handler for HTTP requests and responses. | |
847 | ||
848 | This class, when installed with an OpenerDirector, automatically adds | |
849 | the standard headers to every HTTP request and handles gzipped and | |
850 | deflated responses from web servers. If compression is to be avoided in | |
851 | a particular request, the original request in the program code only has | |
852 | to include the HTTP header "Youtubedl-no-compression", which will be | |
853 | removed before making the real request. | |
854 | ||
855 | Part of this code was copied from: | |
856 | ||
857 | http://techknack.net/python-urllib2-handlers/ | |
858 | ||
859 | Andrew Rowls, the author of that code, agreed to release it to the | |
860 | public domain. | |
861 | """ | |
862 | ||
863 | def __init__(self, params, *args, **kwargs): | |
864 | compat_urllib_request.HTTPHandler.__init__(self, *args, **kwargs) | |
865 | self._params = params | |
866 | ||
867 | def http_open(self, req): | |
868 | conn_class = compat_http_client.HTTPConnection | |
869 | ||
870 | socks_proxy = req.headers.get('Ytdl-socks-proxy') | |
871 | if socks_proxy: | |
872 | conn_class = make_socks_conn_class(conn_class, socks_proxy) | |
873 | del req.headers['Ytdl-socks-proxy'] | |
874 | ||
875 | return self.do_open(functools.partial( | |
876 | _create_http_connection, self, conn_class, False), | |
877 | req) | |
878 | ||
879 | @staticmethod | |
880 | def deflate(data): | |
881 | try: | |
882 | return zlib.decompress(data, -zlib.MAX_WBITS) | |
883 | except zlib.error: | |
884 | return zlib.decompress(data) | |
885 | ||
886 | @staticmethod | |
887 | def addinfourl_wrapper(stream, headers, url, code): | |
888 | if hasattr(compat_urllib_request.addinfourl, 'getcode'): | |
889 | return compat_urllib_request.addinfourl(stream, headers, url, code) | |
890 | ret = compat_urllib_request.addinfourl(stream, headers, url) | |
891 | ret.code = code | |
892 | return ret | |
893 | ||
894 | def http_request(self, req): | |
895 | # According to RFC 3986, URLs can not contain non-ASCII characters, however this is not | |
896 | # always respected by websites, some tend to give out URLs with non percent-encoded | |
897 | # non-ASCII characters (see telemb.py, ard.py [#3412]) | |
898 | # urllib chokes on URLs with non-ASCII characters (see http://bugs.python.org/issue3991) | |
899 | # To work around aforementioned issue we will replace request's original URL with | |
900 | # percent-encoded one | |
901 | # Since redirects are also affected (e.g. http://www.southpark.de/alle-episoden/s18e09) | |
902 | # the code of this workaround has been moved here from YoutubeDL.urlopen() | |
903 | url = req.get_full_url() | |
904 | url_escaped = escape_url(url) | |
905 | ||
906 | # Substitute URL if any change after escaping | |
907 | if url != url_escaped: | |
908 | req = update_Request(req, url=url_escaped) | |
909 | ||
910 | for h, v in std_headers.items(): | |
911 | # Capitalize is needed because of Python bug 2275: http://bugs.python.org/issue2275 | |
912 | # The dict keys are capitalized because of this bug by urllib | |
913 | if h.capitalize() not in req.headers: | |
914 | req.add_header(h, v) | |
915 | ||
916 | req.headers = handle_youtubedl_headers(req.headers) | |
917 | ||
918 | if sys.version_info < (2, 7) and '#' in req.get_full_url(): | |
919 | # Python 2.6 is brain-dead when it comes to fragments | |
920 | req._Request__original = req._Request__original.partition('#')[0] | |
921 | req._Request__r_type = req._Request__r_type.partition('#')[0] | |
922 | ||
923 | return req | |
924 | ||
925 | def http_response(self, req, resp): | |
926 | old_resp = resp | |
927 | # gzip | |
928 | if resp.headers.get('Content-encoding', '') == 'gzip': | |
929 | content = resp.read() | |
930 | gz = gzip.GzipFile(fileobj=io.BytesIO(content), mode='rb') | |
931 | try: | |
932 | uncompressed = io.BytesIO(gz.read()) | |
933 | except IOError as original_ioerror: | |
934 | # There may be junk add the end of the file | |
935 | # See http://stackoverflow.com/q/4928560/35070 for details | |
936 | for i in range(1, 1024): | |
937 | try: | |
938 | gz = gzip.GzipFile(fileobj=io.BytesIO(content[:-i]), mode='rb') | |
939 | uncompressed = io.BytesIO(gz.read()) | |
940 | except IOError: | |
941 | continue | |
942 | break | |
943 | else: | |
944 | raise original_ioerror | |
945 | resp = self.addinfourl_wrapper(uncompressed, old_resp.headers, old_resp.url, old_resp.code) | |
946 | resp.msg = old_resp.msg | |
947 | del resp.headers['Content-encoding'] | |
948 | # deflate | |
949 | if resp.headers.get('Content-encoding', '') == 'deflate': | |
950 | gz = io.BytesIO(self.deflate(resp.read())) | |
951 | resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code) | |
952 | resp.msg = old_resp.msg | |
953 | del resp.headers['Content-encoding'] | |
954 | # Percent-encode redirect URL of Location HTTP header to satisfy RFC 3986 (see | |
955 | # https://github.com/rg3/youtube-dl/issues/6457). | |
956 | if 300 <= resp.code < 400: | |
957 | location = resp.headers.get('Location') | |
958 | if location: | |
959 | # As of RFC 2616 default charset is iso-8859-1 that is respected by python 3 | |
960 | if sys.version_info >= (3, 0): | |
961 | location = location.encode('iso-8859-1').decode('utf-8') | |
962 | else: | |
963 | location = location.decode('utf-8') | |
964 | location_escaped = escape_url(location) | |
965 | if location != location_escaped: | |
966 | del resp.headers['Location'] | |
967 | if sys.version_info < (3, 0): | |
968 | location_escaped = location_escaped.encode('utf-8') | |
969 | resp.headers['Location'] = location_escaped | |
970 | return resp | |
971 | ||
972 | https_request = http_request | |
973 | https_response = http_response | |
974 | ||
975 | ||
976 | def make_socks_conn_class(base_class, socks_proxy): | |
977 | assert issubclass(base_class, ( | |
978 | compat_http_client.HTTPConnection, compat_http_client.HTTPSConnection)) | |
979 | ||
980 | url_components = compat_urlparse.urlparse(socks_proxy) | |
981 | if url_components.scheme.lower() == 'socks5': | |
982 | socks_type = ProxyType.SOCKS5 | |
983 | elif url_components.scheme.lower() in ('socks', 'socks4'): | |
984 | socks_type = ProxyType.SOCKS4 | |
985 | elif url_components.scheme.lower() == 'socks4a': | |
986 | socks_type = ProxyType.SOCKS4A | |
987 | ||
988 | def unquote_if_non_empty(s): | |
989 | if not s: | |
990 | return s | |
991 | return compat_urllib_parse_unquote_plus(s) | |
992 | ||
993 | proxy_args = ( | |
994 | socks_type, | |
995 | url_components.hostname, url_components.port or 1080, | |
996 | True, # Remote DNS | |
997 | unquote_if_non_empty(url_components.username), | |
998 | unquote_if_non_empty(url_components.password), | |
999 | ) | |
1000 | ||
1001 | class SocksConnection(base_class): | |
1002 | def connect(self): | |
1003 | self.sock = sockssocket() | |
1004 | self.sock.setproxy(*proxy_args) | |
1005 | if type(self.timeout) in (int, float): | |
1006 | self.sock.settimeout(self.timeout) | |
1007 | self.sock.connect((self.host, self.port)) | |
1008 | ||
1009 | if isinstance(self, compat_http_client.HTTPSConnection): | |
1010 | if hasattr(self, '_context'): # Python > 2.6 | |
1011 | self.sock = self._context.wrap_socket( | |
1012 | self.sock, server_hostname=self.host) | |
1013 | else: | |
1014 | self.sock = ssl.wrap_socket(self.sock) | |
1015 | ||
1016 | return SocksConnection | |
1017 | ||
1018 | ||
1019 | class YoutubeDLHTTPSHandler(compat_urllib_request.HTTPSHandler): | |
1020 | def __init__(self, params, https_conn_class=None, *args, **kwargs): | |
1021 | compat_urllib_request.HTTPSHandler.__init__(self, *args, **kwargs) | |
1022 | self._https_conn_class = https_conn_class or compat_http_client.HTTPSConnection | |
1023 | self._params = params | |
1024 | ||
1025 | def https_open(self, req): | |
1026 | kwargs = {} | |
1027 | conn_class = self._https_conn_class | |
1028 | ||
1029 | if hasattr(self, '_context'): # python > 2.6 | |
1030 | kwargs['context'] = self._context | |
1031 | if hasattr(self, '_check_hostname'): # python 3.x | |
1032 | kwargs['check_hostname'] = self._check_hostname | |
1033 | ||
1034 | socks_proxy = req.headers.get('Ytdl-socks-proxy') | |
1035 | if socks_proxy: | |
1036 | conn_class = make_socks_conn_class(conn_class, socks_proxy) | |
1037 | del req.headers['Ytdl-socks-proxy'] | |
1038 | ||
1039 | return self.do_open(functools.partial( | |
1040 | _create_http_connection, self, conn_class, True), | |
1041 | req, **kwargs) | |
1042 | ||
1043 | ||
1044 | class YoutubeDLCookieProcessor(compat_urllib_request.HTTPCookieProcessor): | |
1045 | def __init__(self, cookiejar=None): | |
1046 | compat_urllib_request.HTTPCookieProcessor.__init__(self, cookiejar) | |
1047 | ||
1048 | def http_response(self, request, response): | |
1049 | # Python 2 will choke on next HTTP request in row if there are non-ASCII | |
1050 | # characters in Set-Cookie HTTP header of last response (see | |
1051 | # https://github.com/rg3/youtube-dl/issues/6769). | |
1052 | # In order to at least prevent crashing we will percent encode Set-Cookie | |
1053 | # header before HTTPCookieProcessor starts processing it. | |
1054 | # if sys.version_info < (3, 0) and response.headers: | |
1055 | # for set_cookie_header in ('Set-Cookie', 'Set-Cookie2'): | |
1056 | # set_cookie = response.headers.get(set_cookie_header) | |
1057 | # if set_cookie: | |
1058 | # set_cookie_escaped = compat_urllib_parse.quote(set_cookie, b"%/;:@&=+$,!~*'()?#[] ") | |
1059 | # if set_cookie != set_cookie_escaped: | |
1060 | # del response.headers[set_cookie_header] | |
1061 | # response.headers[set_cookie_header] = set_cookie_escaped | |
1062 | return compat_urllib_request.HTTPCookieProcessor.http_response(self, request, response) | |
1063 | ||
1064 | https_request = compat_urllib_request.HTTPCookieProcessor.http_request | |
1065 | https_response = http_response | |
1066 | ||
1067 | ||
1068 | def extract_timezone(date_str): | |
1069 | m = re.search( | |
1070 | r'^.{8,}?(?P<tz>Z$| ?(?P<sign>\+|-)(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2})$)', | |
1071 | date_str) | |
1072 | if not m: | |
1073 | timezone = datetime.timedelta() | |
1074 | else: | |
1075 | date_str = date_str[:-len(m.group('tz'))] | |
1076 | if not m.group('sign'): | |
1077 | timezone = datetime.timedelta() | |
1078 | else: | |
1079 | sign = 1 if m.group('sign') == '+' else -1 | |
1080 | timezone = datetime.timedelta( | |
1081 | hours=sign * int(m.group('hours')), | |
1082 | minutes=sign * int(m.group('minutes'))) | |
1083 | return timezone, date_str | |
1084 | ||
1085 | ||
1086 | def parse_iso8601(date_str, delimiter='T', timezone=None): | |
1087 | """ Return a UNIX timestamp from the given date """ | |
1088 | ||
1089 | if date_str is None: | |
1090 | return None | |
1091 | ||
1092 | date_str = re.sub(r'\.[0-9]+', '', date_str) | |
1093 | ||
1094 | if timezone is None: | |
1095 | timezone, date_str = extract_timezone(date_str) | |
1096 | ||
1097 | try: | |
1098 | date_format = '%Y-%m-%d{0}%H:%M:%S'.format(delimiter) | |
1099 | dt = datetime.datetime.strptime(date_str, date_format) - timezone | |
1100 | return calendar.timegm(dt.timetuple()) | |
1101 | except ValueError: | |
1102 | pass | |
1103 | ||
1104 | ||
1105 | def date_formats(day_first=True): | |
1106 | return DATE_FORMATS_DAY_FIRST if day_first else DATE_FORMATS_MONTH_FIRST | |
1107 | ||
1108 | ||
1109 | def unified_strdate(date_str, day_first=True): | |
1110 | """Return a string with the date in the format YYYYMMDD""" | |
1111 | ||
1112 | if date_str is None: | |
1113 | return None | |
1114 | upload_date = None | |
1115 | # Replace commas | |
1116 | date_str = date_str.replace(',', ' ') | |
1117 | # Remove AM/PM + timezone | |
1118 | date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str) | |
1119 | _, date_str = extract_timezone(date_str) | |
1120 | ||
1121 | for expression in date_formats(day_first): | |
1122 | try: | |
1123 | upload_date = datetime.datetime.strptime(date_str, expression).strftime('%Y%m%d') | |
1124 | except ValueError: | |
1125 | pass | |
1126 | if upload_date is None: | |
1127 | timetuple = email.utils.parsedate_tz(date_str) | |
1128 | if timetuple: | |
1129 | try: | |
1130 | upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d') | |
1131 | except ValueError: | |
1132 | pass | |
1133 | if upload_date is not None: | |
1134 | return compat_str(upload_date) | |
1135 | ||
1136 | ||
1137 | def unified_timestamp(date_str, day_first=True): | |
1138 | if date_str is None: | |
1139 | return None | |
1140 | ||
1141 | date_str = date_str.replace(',', ' ') | |
1142 | ||
1143 | pm_delta = 12 if re.search(r'(?i)PM', date_str) else 0 | |
1144 | timezone, date_str = extract_timezone(date_str) | |
1145 | ||
1146 | # Remove AM/PM + timezone | |
1147 | date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str) | |
1148 | ||
1149 | for expression in date_formats(day_first): | |
1150 | try: | |
1151 | dt = datetime.datetime.strptime(date_str, expression) - timezone + datetime.timedelta(hours=pm_delta) | |
1152 | return calendar.timegm(dt.timetuple()) | |
1153 | except ValueError: | |
1154 | pass | |
1155 | timetuple = email.utils.parsedate_tz(date_str) | |
1156 | if timetuple: | |
1157 | return calendar.timegm(timetuple) + pm_delta * 3600 | |
1158 | ||
1159 | ||
1160 | def determine_ext(url, default_ext='unknown_video'): | |
1161 | if url is None: | |
1162 | return default_ext | |
1163 | guess = url.partition('?')[0].rpartition('.')[2] | |
1164 | if re.match(r'^[A-Za-z0-9]+$', guess): | |
1165 | return guess | |
1166 | # Try extract ext from URLs like http://example.com/foo/bar.mp4/?download | |
1167 | elif guess.rstrip('/') in KNOWN_EXTENSIONS: | |
1168 | return guess.rstrip('/') | |
1169 | else: | |
1170 | return default_ext | |
1171 | ||
1172 | ||
1173 | def subtitles_filename(filename, sub_lang, sub_format): | |
1174 | return filename.rsplit('.', 1)[0] + '.' + sub_lang + '.' + sub_format | |
1175 | ||
1176 | ||
1177 | def date_from_str(date_str): | |
1178 | """ | |
1179 | Return a datetime object from a string in the format YYYYMMDD or | |
1180 | (now|today)[+-][0-9](day|week|month|year)(s)?""" | |
1181 | today = datetime.date.today() | |
1182 | if date_str in ('now', 'today'): | |
1183 | return today | |
1184 | if date_str == 'yesterday': | |
1185 | return today - datetime.timedelta(days=1) | |
1186 | match = re.match(r'(now|today)(?P<sign>[+-])(?P<time>\d+)(?P<unit>day|week|month|year)(s)?', date_str) | |
1187 | if match is not None: | |
1188 | sign = match.group('sign') | |
1189 | time = int(match.group('time')) | |
1190 | if sign == '-': | |
1191 | time = -time | |
1192 | unit = match.group('unit') | |
1193 | # A bad approximation? | |
1194 | if unit == 'month': | |
1195 | unit = 'day' | |
1196 | time *= 30 | |
1197 | elif unit == 'year': | |
1198 | unit = 'day' | |
1199 | time *= 365 | |
1200 | unit += 's' | |
1201 | delta = datetime.timedelta(**{unit: time}) | |
1202 | return today + delta | |
1203 | return datetime.datetime.strptime(date_str, '%Y%m%d').date() | |
1204 | ||
1205 | ||
1206 | def hyphenate_date(date_str): | |
1207 | """ | |
1208 | Convert a date in 'YYYYMMDD' format to 'YYYY-MM-DD' format""" | |
1209 | match = re.match(r'^(\d\d\d\d)(\d\d)(\d\d)$', date_str) | |
1210 | if match is not None: | |
1211 | return '-'.join(match.groups()) | |
1212 | else: | |
1213 | return date_str | |
1214 | ||
1215 | ||
1216 | class DateRange(object): | |
1217 | """Represents a time interval between two dates""" | |
1218 | ||
1219 | def __init__(self, start=None, end=None): | |
1220 | """start and end must be strings in the format accepted by date""" | |
1221 | if start is not None: | |
1222 | self.start = date_from_str(start) | |
1223 | else: | |
1224 | self.start = datetime.datetime.min.date() | |
1225 | if end is not None: | |
1226 | self.end = date_from_str(end) | |
1227 | else: | |
1228 | self.end = datetime.datetime.max.date() | |
1229 | if self.start > self.end: | |
1230 | raise ValueError('Date range: "%s" , the start date must be before the end date' % self) | |
1231 | ||
1232 | @classmethod | |
1233 | def day(cls, day): | |
1234 | """Returns a range that only contains the given day""" | |
1235 | return cls(day, day) | |
1236 | ||
1237 | def __contains__(self, date): | |
1238 | """Check if the date is in the range""" | |
1239 | if not isinstance(date, datetime.date): | |
1240 | date = date_from_str(date) | |
1241 | return self.start <= date <= self.end | |
1242 | ||
1243 | def __str__(self): | |
1244 | return '%s - %s' % (self.start.isoformat(), self.end.isoformat()) | |
1245 | ||
1246 | ||
1247 | def platform_name(): | |
1248 | """ Returns the platform name as a compat_str """ | |
1249 | res = platform.platform() | |
1250 | if isinstance(res, bytes): | |
1251 | res = res.decode(preferredencoding()) | |
1252 | ||
1253 | assert isinstance(res, compat_str) | |
1254 | return res | |
1255 | ||
1256 | ||
1257 | def _windows_write_string(s, out): | |
1258 | """ Returns True if the string was written using special methods, | |
1259 | False if it has yet to be written out.""" | |
1260 | # Adapted from http://stackoverflow.com/a/3259271/35070 | |
1261 | ||
1262 | import ctypes | |
1263 | import ctypes.wintypes | |
1264 | ||
1265 | WIN_OUTPUT_IDS = { | |
1266 | 1: -11, | |
1267 | 2: -12, | |
1268 | } | |
1269 | ||
1270 | try: | |
1271 | fileno = out.fileno() | |
1272 | except AttributeError: | |
1273 | # If the output stream doesn't have a fileno, it's virtual | |
1274 | return False | |
1275 | except io.UnsupportedOperation: | |
1276 | # Some strange Windows pseudo files? | |
1277 | return False | |
1278 | if fileno not in WIN_OUTPUT_IDS: | |
1279 | return False | |
1280 | ||
1281 | GetStdHandle = ctypes.WINFUNCTYPE( | |
1282 | ctypes.wintypes.HANDLE, ctypes.wintypes.DWORD)( | |
1283 | (b'GetStdHandle', ctypes.windll.kernel32)) | |
1284 | h = GetStdHandle(WIN_OUTPUT_IDS[fileno]) | |
1285 | ||
1286 | WriteConsoleW = ctypes.WINFUNCTYPE( | |
1287 | ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE, ctypes.wintypes.LPWSTR, | |
1288 | ctypes.wintypes.DWORD, ctypes.POINTER(ctypes.wintypes.DWORD), | |
1289 | ctypes.wintypes.LPVOID)((b'WriteConsoleW', ctypes.windll.kernel32)) | |
1290 | written = ctypes.wintypes.DWORD(0) | |
1291 | ||
1292 | GetFileType = ctypes.WINFUNCTYPE(ctypes.wintypes.DWORD, ctypes.wintypes.DWORD)((b'GetFileType', ctypes.windll.kernel32)) | |
1293 | FILE_TYPE_CHAR = 0x0002 | |
1294 | FILE_TYPE_REMOTE = 0x8000 | |
1295 | GetConsoleMode = ctypes.WINFUNCTYPE( | |
1296 | ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE, | |
1297 | ctypes.POINTER(ctypes.wintypes.DWORD))( | |
1298 | (b'GetConsoleMode', ctypes.windll.kernel32)) | |
1299 | INVALID_HANDLE_VALUE = ctypes.wintypes.DWORD(-1).value | |
1300 | ||
1301 | def not_a_console(handle): | |
1302 | if handle == INVALID_HANDLE_VALUE or handle is None: | |
1303 | return True | |
1304 | return ((GetFileType(handle) & ~FILE_TYPE_REMOTE) != FILE_TYPE_CHAR or | |
1305 | GetConsoleMode(handle, ctypes.byref(ctypes.wintypes.DWORD())) == 0) | |
1306 | ||
1307 | if not_a_console(h): | |
1308 | return False | |
1309 | ||
1310 | def next_nonbmp_pos(s): | |
1311 | try: | |
1312 | return next(i for i, c in enumerate(s) if ord(c) > 0xffff) | |
1313 | except StopIteration: | |
1314 | return len(s) | |
1315 | ||
1316 | while s: | |
1317 | count = min(next_nonbmp_pos(s), 1024) | |
1318 | ||
1319 | ret = WriteConsoleW( | |
1320 | h, s, count if count else 2, ctypes.byref(written), None) | |
1321 | if ret == 0: | |
1322 | raise OSError('Failed to write string') | |
1323 | if not count: # We just wrote a non-BMP character | |
1324 | assert written.value == 2 | |
1325 | s = s[1:] | |
1326 | else: | |
1327 | assert written.value > 0 | |
1328 | s = s[written.value:] | |
1329 | return True | |
1330 | ||
1331 | ||
1332 | def write_string(s, out=None, encoding=None): | |
1333 | if out is None: | |
1334 | out = sys.stderr | |
1335 | assert type(s) == compat_str | |
1336 | ||
1337 | if sys.platform == 'win32' and encoding is None and hasattr(out, 'fileno'): | |
1338 | if _windows_write_string(s, out): | |
1339 | return | |
1340 | ||
1341 | if ('b' in getattr(out, 'mode', '') or | |
1342 | sys.version_info[0] < 3): # Python 2 lies about mode of sys.stderr | |
1343 | byt = s.encode(encoding or preferredencoding(), 'ignore') | |
1344 | out.write(byt) | |
1345 | elif hasattr(out, 'buffer'): | |
1346 | enc = encoding or getattr(out, 'encoding', None) or preferredencoding() | |
1347 | byt = s.encode(enc, 'ignore') | |
1348 | out.buffer.write(byt) | |
1349 | else: | |
1350 | out.write(s) | |
1351 | out.flush() | |
1352 | ||
1353 | ||
1354 | def bytes_to_intlist(bs): | |
1355 | if not bs: | |
1356 | return [] | |
1357 | if isinstance(bs[0], int): # Python 3 | |
1358 | return list(bs) | |
1359 | else: | |
1360 | return [ord(c) for c in bs] | |
1361 | ||
1362 | ||
1363 | def intlist_to_bytes(xs): | |
1364 | if not xs: | |
1365 | return b'' | |
1366 | return compat_struct_pack('%dB' % len(xs), *xs) | |
1367 | ||
1368 | ||
1369 | # Cross-platform file locking | |
1370 | if sys.platform == 'win32': | |
1371 | import ctypes.wintypes | |
1372 | import msvcrt | |
1373 | ||
1374 | class OVERLAPPED(ctypes.Structure): | |
1375 | _fields_ = [ | |
1376 | ('Internal', ctypes.wintypes.LPVOID), | |
1377 | ('InternalHigh', ctypes.wintypes.LPVOID), | |
1378 | ('Offset', ctypes.wintypes.DWORD), | |
1379 | ('OffsetHigh', ctypes.wintypes.DWORD), | |
1380 | ('hEvent', ctypes.wintypes.HANDLE), | |
1381 | ] | |
1382 | ||
1383 | kernel32 = ctypes.windll.kernel32 | |
1384 | LockFileEx = kernel32.LockFileEx | |
1385 | LockFileEx.argtypes = [ | |
1386 | ctypes.wintypes.HANDLE, # hFile | |
1387 | ctypes.wintypes.DWORD, # dwFlags | |
1388 | ctypes.wintypes.DWORD, # dwReserved | |
1389 | ctypes.wintypes.DWORD, # nNumberOfBytesToLockLow | |
1390 | ctypes.wintypes.DWORD, # nNumberOfBytesToLockHigh | |
1391 | ctypes.POINTER(OVERLAPPED) # Overlapped | |
1392 | ] | |
1393 | LockFileEx.restype = ctypes.wintypes.BOOL | |
1394 | UnlockFileEx = kernel32.UnlockFileEx | |
1395 | UnlockFileEx.argtypes = [ | |
1396 | ctypes.wintypes.HANDLE, # hFile | |
1397 | ctypes.wintypes.DWORD, # dwReserved | |
1398 | ctypes.wintypes.DWORD, # nNumberOfBytesToLockLow | |
1399 | ctypes.wintypes.DWORD, # nNumberOfBytesToLockHigh | |
1400 | ctypes.POINTER(OVERLAPPED) # Overlapped | |
1401 | ] | |
1402 | UnlockFileEx.restype = ctypes.wintypes.BOOL | |
1403 | whole_low = 0xffffffff | |
1404 | whole_high = 0x7fffffff | |
1405 | ||
1406 | def _lock_file(f, exclusive): | |
1407 | overlapped = OVERLAPPED() | |
1408 | overlapped.Offset = 0 | |
1409 | overlapped.OffsetHigh = 0 | |
1410 | overlapped.hEvent = 0 | |
1411 | f._lock_file_overlapped_p = ctypes.pointer(overlapped) | |
1412 | handle = msvcrt.get_osfhandle(f.fileno()) | |
1413 | if not LockFileEx(handle, 0x2 if exclusive else 0x0, 0, | |
1414 | whole_low, whole_high, f._lock_file_overlapped_p): | |
1415 | raise OSError('Locking file failed: %r' % ctypes.FormatError()) | |
1416 | ||
1417 | def _unlock_file(f): | |
1418 | assert f._lock_file_overlapped_p | |
1419 | handle = msvcrt.get_osfhandle(f.fileno()) | |
1420 | if not UnlockFileEx(handle, 0, | |
1421 | whole_low, whole_high, f._lock_file_overlapped_p): | |
1422 | raise OSError('Unlocking file failed: %r' % ctypes.FormatError()) | |
1423 | ||
1424 | else: | |
1425 | # Some platforms, such as Jython, is missing fcntl | |
1426 | try: | |
1427 | import fcntl | |
1428 | ||
1429 | def _lock_file(f, exclusive): | |
1430 | fcntl.flock(f, fcntl.LOCK_EX if exclusive else fcntl.LOCK_SH) | |
1431 | ||
1432 | def _unlock_file(f): | |
1433 | fcntl.flock(f, fcntl.LOCK_UN) | |
1434 | except ImportError: | |
1435 | UNSUPPORTED_MSG = 'file locking is not supported on this platform' | |
1436 | ||
1437 | def _lock_file(f, exclusive): | |
1438 | raise IOError(UNSUPPORTED_MSG) | |
1439 | ||
1440 | def _unlock_file(f): | |
1441 | raise IOError(UNSUPPORTED_MSG) | |
1442 | ||
1443 | ||
1444 | class locked_file(object): | |
1445 | def __init__(self, filename, mode, encoding=None): | |
1446 | assert mode in ['r', 'a', 'w'] | |
1447 | self.f = io.open(filename, mode, encoding=encoding) | |
1448 | self.mode = mode | |
1449 | ||
1450 | def __enter__(self): | |
1451 | exclusive = self.mode != 'r' | |
1452 | try: | |
1453 | _lock_file(self.f, exclusive) | |
1454 | except IOError: | |
1455 | self.f.close() | |
1456 | raise | |
1457 | return self | |
1458 | ||
1459 | def __exit__(self, etype, value, traceback): | |
1460 | try: | |
1461 | _unlock_file(self.f) | |
1462 | finally: | |
1463 | self.f.close() | |
1464 | ||
1465 | def __iter__(self): | |
1466 | return iter(self.f) | |
1467 | ||
1468 | def write(self, *args): | |
1469 | return self.f.write(*args) | |
1470 | ||
1471 | def read(self, *args): | |
1472 | return self.f.read(*args) | |
1473 | ||
1474 | ||
1475 | def get_filesystem_encoding(): | |
1476 | encoding = sys.getfilesystemencoding() | |
1477 | return encoding if encoding is not None else 'utf-8' | |
1478 | ||
1479 | ||
1480 | def shell_quote(args): | |
1481 | quoted_args = [] | |
1482 | encoding = get_filesystem_encoding() | |
1483 | for a in args: | |
1484 | if isinstance(a, bytes): | |
1485 | # We may get a filename encoded with 'encodeFilename' | |
1486 | a = a.decode(encoding) | |
1487 | quoted_args.append(pipes.quote(a)) | |
1488 | return ' '.join(quoted_args) | |
1489 | ||
1490 | ||
1491 | def smuggle_url(url, data): | |
1492 | """ Pass additional data in a URL for internal use. """ | |
1493 | ||
1494 | url, idata = unsmuggle_url(url, {}) | |
1495 | data.update(idata) | |
1496 | sdata = compat_urllib_parse_urlencode( | |
1497 | {'__youtubedl_smuggle': json.dumps(data)}) | |
1498 | return url + '#' + sdata | |
1499 | ||
1500 | ||
1501 | def unsmuggle_url(smug_url, default=None): | |
1502 | if '#__youtubedl_smuggle' not in smug_url: | |
1503 | return smug_url, default | |
1504 | url, _, sdata = smug_url.rpartition('#') | |
1505 | jsond = compat_parse_qs(sdata)['__youtubedl_smuggle'][0] | |
1506 | data = json.loads(jsond) | |
1507 | return url, data | |
1508 | ||
1509 | ||
1510 | def format_bytes(bytes): | |
1511 | if bytes is None: | |
1512 | return 'N/A' | |
1513 | if type(bytes) is str: | |
1514 | bytes = float(bytes) | |
1515 | if bytes == 0.0: | |
1516 | exponent = 0 | |
1517 | else: | |
1518 | exponent = int(math.log(bytes, 1024.0)) | |
1519 | suffix = ['B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'][exponent] | |
1520 | converted = float(bytes) / float(1024 ** exponent) | |
1521 | return '%.2f%s' % (converted, suffix) | |
1522 | ||
1523 | ||
1524 | def lookup_unit_table(unit_table, s): | |
1525 | units_re = '|'.join(re.escape(u) for u in unit_table) | |
1526 | m = re.match( | |
1527 | r'(?P<num>[0-9]+(?:[,.][0-9]*)?)\s*(?P<unit>%s)\b' % units_re, s) | |
1528 | if not m: | |
1529 | return None | |
1530 | num_str = m.group('num').replace(',', '.') | |
1531 | mult = unit_table[m.group('unit')] | |
1532 | return int(float(num_str) * mult) | |
1533 | ||
1534 | ||
1535 | def parse_filesize(s): | |
1536 | if s is None: | |
1537 | return None | |
1538 | ||
1539 | # The lower-case forms are of course incorrect and unofficial, | |
1540 | # but we support those too | |
1541 | _UNIT_TABLE = { | |
1542 | 'B': 1, | |
1543 | 'b': 1, | |
1544 | 'bytes': 1, | |
1545 | 'KiB': 1024, | |
1546 | 'KB': 1000, | |
1547 | 'kB': 1024, | |
1548 | 'Kb': 1000, | |
1549 | 'kb': 1000, | |
1550 | 'kilobytes': 1000, | |
1551 | 'kibibytes': 1024, | |
1552 | 'MiB': 1024 ** 2, | |
1553 | 'MB': 1000 ** 2, | |
1554 | 'mB': 1024 ** 2, | |
1555 | 'Mb': 1000 ** 2, | |
1556 | 'mb': 1000 ** 2, | |
1557 | 'megabytes': 1000 ** 2, | |
1558 | 'mebibytes': 1024 ** 2, | |
1559 | 'GiB': 1024 ** 3, | |
1560 | 'GB': 1000 ** 3, | |
1561 | 'gB': 1024 ** 3, | |
1562 | 'Gb': 1000 ** 3, | |
1563 | 'gb': 1000 ** 3, | |
1564 | 'gigabytes': 1000 ** 3, | |
1565 | 'gibibytes': 1024 ** 3, | |
1566 | 'TiB': 1024 ** 4, | |
1567 | 'TB': 1000 ** 4, | |
1568 | 'tB': 1024 ** 4, | |
1569 | 'Tb': 1000 ** 4, | |
1570 | 'tb': 1000 ** 4, | |
1571 | 'terabytes': 1000 ** 4, | |
1572 | 'tebibytes': 1024 ** 4, | |
1573 | 'PiB': 1024 ** 5, | |
1574 | 'PB': 1000 ** 5, | |
1575 | 'pB': 1024 ** 5, | |
1576 | 'Pb': 1000 ** 5, | |
1577 | 'pb': 1000 ** 5, | |
1578 | 'petabytes': 1000 ** 5, | |
1579 | 'pebibytes': 1024 ** 5, | |
1580 | 'EiB': 1024 ** 6, | |
1581 | 'EB': 1000 ** 6, | |
1582 | 'eB': 1024 ** 6, | |
1583 | 'Eb': 1000 ** 6, | |
1584 | 'eb': 1000 ** 6, | |
1585 | 'exabytes': 1000 ** 6, | |
1586 | 'exbibytes': 1024 ** 6, | |
1587 | 'ZiB': 1024 ** 7, | |
1588 | 'ZB': 1000 ** 7, | |
1589 | 'zB': 1024 ** 7, | |
1590 | 'Zb': 1000 ** 7, | |
1591 | 'zb': 1000 ** 7, | |
1592 | 'zettabytes': 1000 ** 7, | |
1593 | 'zebibytes': 1024 ** 7, | |
1594 | 'YiB': 1024 ** 8, | |
1595 | 'YB': 1000 ** 8, | |
1596 | 'yB': 1024 ** 8, | |
1597 | 'Yb': 1000 ** 8, | |
1598 | 'yb': 1000 ** 8, | |
1599 | 'yottabytes': 1000 ** 8, | |
1600 | 'yobibytes': 1024 ** 8, | |
1601 | } | |
1602 | ||
1603 | return lookup_unit_table(_UNIT_TABLE, s) | |
1604 | ||
1605 | ||
1606 | def parse_count(s): | |
1607 | if s is None: | |
1608 | return None | |
1609 | ||
1610 | s = s.strip() | |
1611 | ||
1612 | if re.match(r'^[\d,.]+$', s): | |
1613 | return str_to_int(s) | |
1614 | ||
1615 | _UNIT_TABLE = { | |
1616 | 'k': 1000, | |
1617 | 'K': 1000, | |
1618 | 'm': 1000 ** 2, | |
1619 | 'M': 1000 ** 2, | |
1620 | 'kk': 1000 ** 2, | |
1621 | 'KK': 1000 ** 2, | |
1622 | } | |
1623 | ||
1624 | return lookup_unit_table(_UNIT_TABLE, s) | |
1625 | ||
1626 | ||
1627 | def month_by_name(name, lang='en'): | |
1628 | """ Return the number of a month by (locale-independently) English name """ | |
1629 | ||
1630 | month_names = MONTH_NAMES.get(lang, MONTH_NAMES['en']) | |
1631 | ||
1632 | try: | |
1633 | return month_names.index(name) + 1 | |
1634 | except ValueError: | |
1635 | return None | |
1636 | ||
1637 | ||
1638 | def month_by_abbreviation(abbrev): | |
1639 | """ Return the number of a month by (locale-independently) English | |
1640 | abbreviations """ | |
1641 | ||
1642 | try: | |
1643 | return [s[:3] for s in ENGLISH_MONTH_NAMES].index(abbrev) + 1 | |
1644 | except ValueError: | |
1645 | return None | |
1646 | ||
1647 | ||
1648 | def fix_xml_ampersands(xml_str): | |
1649 | """Replace all the '&' by '&' in XML""" | |
1650 | return re.sub( | |
1651 | r'&(?!amp;|lt;|gt;|apos;|quot;|#x[0-9a-fA-F]{,4};|#[0-9]{,4};)', | |
1652 | '&', | |
1653 | xml_str) | |
1654 | ||
1655 | ||
1656 | def setproctitle(title): | |
1657 | assert isinstance(title, compat_str) | |
1658 | ||
1659 | # ctypes in Jython is not complete | |
1660 | # http://bugs.jython.org/issue2148 | |
1661 | if sys.platform.startswith('java'): | |
1662 | return | |
1663 | ||
1664 | try: | |
1665 | libc = ctypes.cdll.LoadLibrary('libc.so.6') | |
1666 | except OSError: | |
1667 | return | |
1668 | title_bytes = title.encode('utf-8') | |
1669 | buf = ctypes.create_string_buffer(len(title_bytes)) | |
1670 | buf.value = title_bytes | |
1671 | try: | |
1672 | libc.prctl(15, buf, 0, 0, 0) | |
1673 | except AttributeError: | |
1674 | return # Strange libc, just skip this | |
1675 | ||
1676 | ||
1677 | def remove_start(s, start): | |
1678 | return s[len(start):] if s is not None and s.startswith(start) else s | |
1679 | ||
1680 | ||
1681 | def remove_end(s, end): | |
1682 | return s[:-len(end)] if s is not None and s.endswith(end) else s | |
1683 | ||
1684 | ||
1685 | def remove_quotes(s): | |
1686 | if s is None or len(s) < 2: | |
1687 | return s | |
1688 | for quote in ('"', "'", ): | |
1689 | if s[0] == quote and s[-1] == quote: | |
1690 | return s[1:-1] | |
1691 | return s | |
1692 | ||
1693 | ||
1694 | def url_basename(url): | |
1695 | path = compat_urlparse.urlparse(url).path | |
1696 | return path.strip('/').split('/')[-1] | |
1697 | ||
1698 | ||
1699 | def base_url(url): | |
1700 | return re.match(r'https?://[^?#&]+/', url).group() | |
1701 | ||
1702 | ||
1703 | def urljoin(base, path): | |
1704 | if not isinstance(path, compat_str) or not path: | |
1705 | return None | |
1706 | if re.match(r'^(?:https?:)?//', path): | |
1707 | return path | |
1708 | if not isinstance(base, compat_str) or not re.match(r'^(?:https?:)?//', base): | |
1709 | return None | |
1710 | return compat_urlparse.urljoin(base, path) | |
1711 | ||
1712 | ||
1713 | class HEADRequest(compat_urllib_request.Request): | |
1714 | def get_method(self): | |
1715 | return 'HEAD' | |
1716 | ||
1717 | ||
1718 | class PUTRequest(compat_urllib_request.Request): | |
1719 | def get_method(self): | |
1720 | return 'PUT' | |
1721 | ||
1722 | ||
1723 | def int_or_none(v, scale=1, default=None, get_attr=None, invscale=1): | |
1724 | if get_attr: | |
1725 | if v is not None: | |
1726 | v = getattr(v, get_attr, None) | |
1727 | if v == '': | |
1728 | v = None | |
1729 | if v is None: | |
1730 | return default | |
1731 | try: | |
1732 | return int(v) * invscale // scale | |
1733 | except ValueError: | |
1734 | return default | |
1735 | ||
1736 | ||
1737 | def str_or_none(v, default=None): | |
1738 | return default if v is None else compat_str(v) | |
1739 | ||
1740 | ||
1741 | def str_to_int(int_str): | |
1742 | """ A more relaxed version of int_or_none """ | |
1743 | if int_str is None: | |
1744 | return None | |
1745 | int_str = re.sub(r'[,\.\+]', '', int_str) | |
1746 | return int(int_str) | |
1747 | ||
1748 | ||
1749 | def float_or_none(v, scale=1, invscale=1, default=None): | |
1750 | if v is None: | |
1751 | return default | |
1752 | try: | |
1753 | return float(v) * invscale / scale | |
1754 | except ValueError: | |
1755 | return default | |
1756 | ||
1757 | ||
1758 | def strip_or_none(v): | |
1759 | return None if v is None else v.strip() | |
1760 | ||
1761 | ||
1762 | def parse_duration(s): | |
1763 | if not isinstance(s, compat_basestring): | |
1764 | return None | |
1765 | ||
1766 | s = s.strip() | |
1767 | ||
1768 | days, hours, mins, secs, ms = [None] * 5 | |
1769 | m = re.match(r'(?:(?:(?:(?P<days>[0-9]+):)?(?P<hours>[0-9]+):)?(?P<mins>[0-9]+):)?(?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?$', s) | |
1770 | if m: | |
1771 | days, hours, mins, secs, ms = m.groups() | |
1772 | else: | |
1773 | m = re.match( | |
1774 | r'''(?ix)(?:P?T)? | |
1775 | (?: | |
1776 | (?P<days>[0-9]+)\s*d(?:ays?)?\s* | |
1777 | )? | |
1778 | (?: | |
1779 | (?P<hours>[0-9]+)\s*h(?:ours?)?\s* | |
1780 | )? | |
1781 | (?: | |
1782 | (?P<mins>[0-9]+)\s*m(?:in(?:ute)?s?)?\s* | |
1783 | )? | |
1784 | (?: | |
1785 | (?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?\s*s(?:ec(?:ond)?s?)?\s* | |
1786 | )?$''', s) | |
1787 | if m: | |
1788 | days, hours, mins, secs, ms = m.groups() | |
1789 | else: | |
1790 | m = re.match(r'(?i)(?:(?P<hours>[0-9.]+)\s*(?:hours?)|(?P<mins>[0-9.]+)\s*(?:mins?\.?|minutes?)\s*)$', s) | |
1791 | if m: | |
1792 | hours, mins = m.groups() | |
1793 | else: | |
1794 | return None | |
1795 | ||
1796 | duration = 0 | |
1797 | if secs: | |
1798 | duration += float(secs) | |
1799 | if mins: | |
1800 | duration += float(mins) * 60 | |
1801 | if hours: | |
1802 | duration += float(hours) * 60 * 60 | |
1803 | if days: | |
1804 | duration += float(days) * 24 * 60 * 60 | |
1805 | if ms: | |
1806 | duration += float(ms) | |
1807 | return duration | |
1808 | ||
1809 | ||
1810 | def prepend_extension(filename, ext, expected_real_ext=None): | |
1811 | name, real_ext = os.path.splitext(filename) | |
1812 | return ( | |
1813 | '{0}.{1}{2}'.format(name, ext, real_ext) | |
1814 | if not expected_real_ext or real_ext[1:] == expected_real_ext | |
1815 | else '{0}.{1}'.format(filename, ext)) | |
1816 | ||
1817 | ||
1818 | def replace_extension(filename, ext, expected_real_ext=None): | |
1819 | name, real_ext = os.path.splitext(filename) | |
1820 | return '{0}.{1}'.format( | |
1821 | name if not expected_real_ext or real_ext[1:] == expected_real_ext else filename, | |
1822 | ext) | |
1823 | ||
1824 | ||
1825 | def check_executable(exe, args=[]): | |
1826 | """ Checks if the given binary is installed somewhere in PATH, and returns its name. | |
1827 | args can be a list of arguments for a short output (like -version) """ | |
1828 | try: | |
1829 | subprocess.Popen([exe] + args, stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate() | |
1830 | except OSError: | |
1831 | return False | |
1832 | return exe | |
1833 | ||
1834 | ||
1835 | def get_exe_version(exe, args=['--version'], | |
1836 | version_re=None, unrecognized='present'): | |
1837 | """ Returns the version of the specified executable, | |
1838 | or False if the executable is not present """ | |
1839 | try: | |
1840 | # STDIN should be redirected too. On UNIX-like systems, ffmpeg triggers | |
1841 | # SIGTTOU if youtube-dl is run in the background. | |
1842 | # See https://github.com/rg3/youtube-dl/issues/955#issuecomment-209789656 | |
1843 | out, _ = subprocess.Popen( | |
1844 | [encodeArgument(exe)] + args, | |
1845 | stdin=subprocess.PIPE, | |
1846 | stdout=subprocess.PIPE, stderr=subprocess.STDOUT).communicate() | |
1847 | except OSError: | |
1848 | return False | |
1849 | if isinstance(out, bytes): # Python 2.x | |
1850 | out = out.decode('ascii', 'ignore') | |
1851 | return detect_exe_version(out, version_re, unrecognized) | |
1852 | ||
1853 | ||
1854 | def detect_exe_version(output, version_re=None, unrecognized='present'): | |
1855 | assert isinstance(output, compat_str) | |
1856 | if version_re is None: | |
1857 | version_re = r'version\s+([-0-9._a-zA-Z]+)' | |
1858 | m = re.search(version_re, output) | |
1859 | if m: | |
1860 | return m.group(1) | |
1861 | else: | |
1862 | return unrecognized | |
1863 | ||
1864 | ||
1865 | class PagedList(object): | |
1866 | def __len__(self): | |
1867 | # This is only useful for tests | |
1868 | return len(self.getslice()) | |
1869 | ||
1870 | ||
1871 | class OnDemandPagedList(PagedList): | |
1872 | def __init__(self, pagefunc, pagesize, use_cache=False): | |
1873 | self._pagefunc = pagefunc | |
1874 | self._pagesize = pagesize | |
1875 | self._use_cache = use_cache | |
1876 | if use_cache: | |
1877 | self._cache = {} | |
1878 | ||
1879 | def getslice(self, start=0, end=None): | |
1880 | res = [] | |
1881 | for pagenum in itertools.count(start // self._pagesize): | |
1882 | firstid = pagenum * self._pagesize | |
1883 | nextfirstid = pagenum * self._pagesize + self._pagesize | |
1884 | if start >= nextfirstid: | |
1885 | continue | |
1886 | ||
1887 | page_results = None | |
1888 | if self._use_cache: | |
1889 | page_results = self._cache.get(pagenum) | |
1890 | if page_results is None: | |
1891 | page_results = list(self._pagefunc(pagenum)) | |
1892 | if self._use_cache: | |
1893 | self._cache[pagenum] = page_results | |
1894 | ||
1895 | startv = ( | |
1896 | start % self._pagesize | |
1897 | if firstid <= start < nextfirstid | |
1898 | else 0) | |
1899 | ||
1900 | endv = ( | |
1901 | ((end - 1) % self._pagesize) + 1 | |
1902 | if (end is not None and firstid <= end <= nextfirstid) | |
1903 | else None) | |
1904 | ||
1905 | if startv != 0 or endv is not None: | |
1906 | page_results = page_results[startv:endv] | |
1907 | res.extend(page_results) | |
1908 | ||
1909 | # A little optimization - if current page is not "full", ie. does | |
1910 | # not contain page_size videos then we can assume that this page | |
1911 | # is the last one - there are no more ids on further pages - | |
1912 | # i.e. no need to query again. | |
1913 | if len(page_results) + startv < self._pagesize: | |
1914 | break | |
1915 | ||
1916 | # If we got the whole page, but the next page is not interesting, | |
1917 | # break out early as well | |
1918 | if end == nextfirstid: | |
1919 | break | |
1920 | return res | |
1921 | ||
1922 | ||
1923 | class InAdvancePagedList(PagedList): | |
1924 | def __init__(self, pagefunc, pagecount, pagesize): | |
1925 | self._pagefunc = pagefunc | |
1926 | self._pagecount = pagecount | |
1927 | self._pagesize = pagesize | |
1928 | ||
1929 | def getslice(self, start=0, end=None): | |
1930 | res = [] | |
1931 | start_page = start // self._pagesize | |
1932 | end_page = ( | |
1933 | self._pagecount if end is None else (end // self._pagesize + 1)) | |
1934 | skip_elems = start - start_page * self._pagesize | |
1935 | only_more = None if end is None else end - start | |
1936 | for pagenum in range(start_page, end_page): | |
1937 | page = list(self._pagefunc(pagenum)) | |
1938 | if skip_elems: | |
1939 | page = page[skip_elems:] | |
1940 | skip_elems = None | |
1941 | if only_more is not None: | |
1942 | if len(page) < only_more: | |
1943 | only_more -= len(page) | |
1944 | else: | |
1945 | page = page[:only_more] | |
1946 | res.extend(page) | |
1947 | break | |
1948 | res.extend(page) | |
1949 | return res | |
1950 | ||
1951 | ||
1952 | def uppercase_escape(s): | |
1953 | unicode_escape = codecs.getdecoder('unicode_escape') | |
1954 | return re.sub( | |
1955 | r'\\U[0-9a-fA-F]{8}', | |
1956 | lambda m: unicode_escape(m.group(0))[0], | |
1957 | s) | |
1958 | ||
1959 | ||
1960 | def lowercase_escape(s): | |
1961 | unicode_escape = codecs.getdecoder('unicode_escape') | |
1962 | return re.sub( | |
1963 | r'\\u[0-9a-fA-F]{4}', | |
1964 | lambda m: unicode_escape(m.group(0))[0], | |
1965 | s) | |
1966 | ||
1967 | ||
1968 | def escape_rfc3986(s): | |
1969 | """Escape non-ASCII characters as suggested by RFC 3986""" | |
1970 | if sys.version_info < (3, 0) and isinstance(s, compat_str): | |
1971 | s = s.encode('utf-8') | |
1972 | return compat_urllib_parse.quote(s, b"%/;:@&=+$,!~*'()?#[]") | |
1973 | ||
1974 | ||
1975 | def escape_url(url): | |
1976 | """Escape URL as suggested by RFC 3986""" | |
1977 | url_parsed = compat_urllib_parse_urlparse(url) | |
1978 | return url_parsed._replace( | |
1979 | netloc=url_parsed.netloc.encode('idna').decode('ascii'), | |
1980 | path=escape_rfc3986(url_parsed.path), | |
1981 | params=escape_rfc3986(url_parsed.params), | |
1982 | query=escape_rfc3986(url_parsed.query), | |
1983 | fragment=escape_rfc3986(url_parsed.fragment) | |
1984 | ).geturl() | |
1985 | ||
1986 | ||
1987 | def read_batch_urls(batch_fd): | |
1988 | def fixup(url): | |
1989 | if not isinstance(url, compat_str): | |
1990 | url = url.decode('utf-8', 'replace') | |
1991 | BOM_UTF8 = '\xef\xbb\xbf' | |
1992 | if url.startswith(BOM_UTF8): | |
1993 | url = url[len(BOM_UTF8):] | |
1994 | url = url.strip() | |
1995 | if url.startswith(('#', ';', ']')): | |
1996 | return False | |
1997 | return url | |
1998 | ||
1999 | with contextlib.closing(batch_fd) as fd: | |
2000 | return [url for url in map(fixup, fd) if url] | |
2001 | ||
2002 | ||
2003 | def urlencode_postdata(*args, **kargs): | |
2004 | return compat_urllib_parse_urlencode(*args, **kargs).encode('ascii') | |
2005 | ||
2006 | ||
2007 | def update_url_query(url, query): | |
2008 | if not query: | |
2009 | return url | |
2010 | parsed_url = compat_urlparse.urlparse(url) | |
2011 | qs = compat_parse_qs(parsed_url.query) | |
2012 | qs.update(query) | |
2013 | return compat_urlparse.urlunparse(parsed_url._replace( | |
2014 | query=compat_urllib_parse_urlencode(qs, True))) | |
2015 | ||
2016 | ||
2017 | def update_Request(req, url=None, data=None, headers={}, query={}): | |
2018 | req_headers = req.headers.copy() | |
2019 | req_headers.update(headers) | |
2020 | req_data = data or req.data | |
2021 | req_url = update_url_query(url or req.get_full_url(), query) | |
2022 | req_get_method = req.get_method() | |
2023 | if req_get_method == 'HEAD': | |
2024 | req_type = HEADRequest | |
2025 | elif req_get_method == 'PUT': | |
2026 | req_type = PUTRequest | |
2027 | else: | |
2028 | req_type = compat_urllib_request.Request | |
2029 | new_req = req_type( | |
2030 | req_url, data=req_data, headers=req_headers, | |
2031 | origin_req_host=req.origin_req_host, unverifiable=req.unverifiable) | |
2032 | if hasattr(req, 'timeout'): | |
2033 | new_req.timeout = req.timeout | |
2034 | return new_req | |
2035 | ||
2036 | ||
2037 | def dict_get(d, key_or_keys, default=None, skip_false_values=True): | |
2038 | if isinstance(key_or_keys, (list, tuple)): | |
2039 | for key in key_or_keys: | |
2040 | if key not in d or d[key] is None or skip_false_values and not d[key]: | |
2041 | continue | |
2042 | return d[key] | |
2043 | return default | |
2044 | return d.get(key_or_keys, default) | |
2045 | ||
2046 | ||
2047 | def try_get(src, getter, expected_type=None): | |
2048 | try: | |
2049 | v = getter(src) | |
2050 | except (AttributeError, KeyError, TypeError, IndexError): | |
2051 | pass | |
2052 | else: | |
2053 | if expected_type is None or isinstance(v, expected_type): | |
2054 | return v | |
2055 | ||
2056 | ||
2057 | def encode_compat_str(string, encoding=preferredencoding(), errors='strict'): | |
2058 | return string if isinstance(string, compat_str) else compat_str(string, encoding, errors) | |
2059 | ||
2060 | ||
2061 | US_RATINGS = { | |
2062 | 'G': 0, | |
2063 | 'PG': 10, | |
2064 | 'PG-13': 13, | |
2065 | 'R': 16, | |
2066 | 'NC': 18, | |
2067 | } | |
2068 | ||
2069 | ||
2070 | TV_PARENTAL_GUIDELINES = { | |
2071 | 'TV-Y': 0, | |
2072 | 'TV-Y7': 7, | |
2073 | 'TV-G': 0, | |
2074 | 'TV-PG': 0, | |
2075 | 'TV-14': 14, | |
2076 | 'TV-MA': 17, | |
2077 | } | |
2078 | ||
2079 | ||
2080 | def parse_age_limit(s): | |
2081 | if type(s) == int: | |
2082 | return s if 0 <= s <= 21 else None | |
2083 | if not isinstance(s, compat_basestring): | |
2084 | return None | |
2085 | m = re.match(r'^(?P<age>\d{1,2})\+?$', s) | |
2086 | if m: | |
2087 | return int(m.group('age')) | |
2088 | if s in US_RATINGS: | |
2089 | return US_RATINGS[s] | |
2090 | return TV_PARENTAL_GUIDELINES.get(s) | |
2091 | ||
2092 | ||
2093 | def strip_jsonp(code): | |
2094 | return re.sub( | |
2095 | r'(?s)^[a-zA-Z0-9_.$]+\s*\(\s*(.*)\);?\s*?(?://[^\n]*)*$', r'\1', code) | |
2096 | ||
2097 | ||
2098 | def js_to_json(code): | |
2099 | def fix_kv(m): | |
2100 | v = m.group(0) | |
2101 | if v in ('true', 'false', 'null'): | |
2102 | return v | |
2103 | elif v.startswith('/*') or v == ',': | |
2104 | return "" | |
2105 | ||
2106 | if v[0] in ("'", '"'): | |
2107 | v = re.sub(r'(?s)\\.|"', lambda m: { | |
2108 | '"': '\\"', | |
2109 | "\\'": "'", | |
2110 | '\\\n': '', | |
2111 | '\\x': '\\u00', | |
2112 | }.get(m.group(0), m.group(0)), v[1:-1]) | |
2113 | ||
2114 | INTEGER_TABLE = ( | |
2115 | (r'^(0[xX][0-9a-fA-F]+)\s*:?$', 16), | |
2116 | (r'^(0+[0-7]+)\s*:?$', 8), | |
2117 | ) | |
2118 | ||
2119 | for regex, base in INTEGER_TABLE: | |
2120 | im = re.match(regex, v) | |
2121 | if im: | |
2122 | i = int(im.group(1), base) | |
2123 | return '"%d":' % i if v.endswith(':') else '%d' % i | |
2124 | ||
2125 | return '"%s"' % v | |
2126 | ||
2127 | return re.sub(r'''(?sx) | |
2128 | "(?:[^"\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^"\\]*"| | |
2129 | '(?:[^'\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^'\\]*'| | |
2130 | /\*.*?\*/|,(?=\s*[\]}])| | |
2131 | [a-zA-Z_][.a-zA-Z_0-9]*| | |
2132 | \b(?:0[xX][0-9a-fA-F]+|0+[0-7]+)(?:\s*:)?| | |
2133 | [0-9]+(?=\s*:) | |
2134 | ''', fix_kv, code) | |
2135 | ||
2136 | ||
2137 | def qualities(quality_ids): | |
2138 | """ Get a numeric quality value out of a list of possible values """ | |
2139 | def q(qid): | |
2140 | try: | |
2141 | return quality_ids.index(qid) | |
2142 | except ValueError: | |
2143 | return -1 | |
2144 | return q | |
2145 | ||
2146 | ||
2147 | DEFAULT_OUTTMPL = '%(title)s-%(id)s.%(ext)s' | |
2148 | ||
2149 | ||
2150 | def limit_length(s, length): | |
2151 | """ Add ellipses to overly long strings """ | |
2152 | if s is None: | |
2153 | return None | |
2154 | ELLIPSES = '...' | |
2155 | if len(s) > length: | |
2156 | return s[:length - len(ELLIPSES)] + ELLIPSES | |
2157 | return s | |
2158 | ||
2159 | ||
2160 | def version_tuple(v): | |
2161 | return tuple(int(e) for e in re.split(r'[-.]', v)) | |
2162 | ||
2163 | ||
2164 | def is_outdated_version(version, limit, assume_new=True): | |
2165 | if not version: | |
2166 | return not assume_new | |
2167 | try: | |
2168 | return version_tuple(version) < version_tuple(limit) | |
2169 | except ValueError: | |
2170 | return not assume_new | |
2171 | ||
2172 | ||
2173 | def ytdl_is_updateable(): | |
2174 | """ Returns if youtube-dl can be updated with -U """ | |
2175 | from zipimport import zipimporter | |
2176 | ||
2177 | return isinstance(globals().get('__loader__'), zipimporter) or hasattr(sys, 'frozen') | |
2178 | ||
2179 | ||
2180 | def args_to_str(args): | |
2181 | # Get a short string representation for a subprocess command | |
2182 | return ' '.join(compat_shlex_quote(a) for a in args) | |
2183 | ||
2184 | ||
2185 | def error_to_compat_str(err): | |
2186 | err_str = str(err) | |
2187 | # On python 2 error byte string must be decoded with proper | |
2188 | # encoding rather than ascii | |
2189 | if sys.version_info[0] < 3: | |
2190 | err_str = err_str.decode(preferredencoding()) | |
2191 | return err_str | |
2192 | ||
2193 | ||
2194 | def mimetype2ext(mt): | |
2195 | if mt is None: | |
2196 | return None | |
2197 | ||
2198 | ext = { | |
2199 | 'audio/mp4': 'm4a', | |
2200 | # Per RFC 3003, audio/mpeg can be .mp1, .mp2 or .mp3. Here use .mp3 as | |
2201 | # it's the most popular one | |
2202 | 'audio/mpeg': 'mp3', | |
2203 | }.get(mt) | |
2204 | if ext is not None: | |
2205 | return ext | |
2206 | ||
2207 | _, _, res = mt.rpartition('/') | |
2208 | res = res.split(';')[0].strip().lower() | |
2209 | ||
2210 | return { | |
2211 | '3gpp': '3gp', | |
2212 | 'smptett+xml': 'tt', | |
2213 | 'srt': 'srt', | |
2214 | 'ttaf+xml': 'dfxp', | |
2215 | 'ttml+xml': 'ttml', | |
2216 | 'vtt': 'vtt', | |
2217 | 'x-flv': 'flv', | |
2218 | 'x-mp4-fragmented': 'mp4', | |
2219 | 'x-ms-wmv': 'wmv', | |
2220 | 'mpegurl': 'm3u8', | |
2221 | 'x-mpegurl': 'm3u8', | |
2222 | 'vnd.apple.mpegurl': 'm3u8', | |
2223 | 'dash+xml': 'mpd', | |
2224 | 'f4m': 'f4m', | |
2225 | 'f4m+xml': 'f4m', | |
2226 | 'hds+xml': 'f4m', | |
2227 | 'vnd.ms-sstr+xml': 'ism', | |
2228 | 'quicktime': 'mov', | |
2229 | }.get(res, res) | |
2230 | ||
2231 | ||
2232 | def parse_codecs(codecs_str): | |
2233 | # http://tools.ietf.org/html/rfc6381 | |
2234 | if not codecs_str: | |
2235 | return {} | |
2236 | splited_codecs = list(filter(None, map( | |
2237 | lambda str: str.strip(), codecs_str.strip().strip(',').split(',')))) | |
2238 | vcodec, acodec = None, None | |
2239 | for full_codec in splited_codecs: | |
2240 | codec = full_codec.split('.')[0] | |
2241 | if codec in ('avc1', 'avc2', 'avc3', 'avc4', 'vp9', 'vp8', 'hev1', 'hev2', 'h263', 'h264', 'mp4v'): | |
2242 | if not vcodec: | |
2243 | vcodec = full_codec | |
2244 | elif codec in ('mp4a', 'opus', 'vorbis', 'mp3', 'aac', 'ac-3'): | |
2245 | if not acodec: | |
2246 | acodec = full_codec | |
2247 | else: | |
2248 | write_string('WARNING: Unknown codec %s' % full_codec, sys.stderr) | |
2249 | if not vcodec and not acodec: | |
2250 | if len(splited_codecs) == 2: | |
2251 | return { | |
2252 | 'vcodec': vcodec, | |
2253 | 'acodec': acodec, | |
2254 | } | |
2255 | elif len(splited_codecs) == 1: | |
2256 | return { | |
2257 | 'vcodec': 'none', | |
2258 | 'acodec': vcodec, | |
2259 | } | |
2260 | else: | |
2261 | return { | |
2262 | 'vcodec': vcodec or 'none', | |
2263 | 'acodec': acodec or 'none', | |
2264 | } | |
2265 | return {} | |
2266 | ||
2267 | ||
2268 | def urlhandle_detect_ext(url_handle): | |
2269 | getheader = url_handle.headers.get | |
2270 | ||
2271 | cd = getheader('Content-Disposition') | |
2272 | if cd: | |
2273 | m = re.match(r'attachment;\s*filename="(?P<filename>[^"]+)"', cd) | |
2274 | if m: | |
2275 | e = determine_ext(m.group('filename'), default_ext=None) | |
2276 | if e: | |
2277 | return e | |
2278 | ||
2279 | return mimetype2ext(getheader('Content-Type')) | |
2280 | ||
2281 | ||
2282 | def encode_data_uri(data, mime_type): | |
2283 | return 'data:%s;base64,%s' % (mime_type, base64.b64encode(data).decode('ascii')) | |
2284 | ||
2285 | ||
2286 | def age_restricted(content_limit, age_limit): | |
2287 | """ Returns True iff the content should be blocked """ | |
2288 | ||
2289 | if age_limit is None: # No limit set | |
2290 | return False | |
2291 | if content_limit is None: | |
2292 | return False # Content available for everyone | |
2293 | return age_limit < content_limit | |
2294 | ||
2295 | ||
2296 | def is_html(first_bytes): | |
2297 | """ Detect whether a file contains HTML by examining its first bytes. """ | |
2298 | ||
2299 | BOMS = [ | |
2300 | (b'\xef\xbb\xbf', 'utf-8'), | |
2301 | (b'\x00\x00\xfe\xff', 'utf-32-be'), | |
2302 | (b'\xff\xfe\x00\x00', 'utf-32-le'), | |
2303 | (b'\xff\xfe', 'utf-16-le'), | |
2304 | (b'\xfe\xff', 'utf-16-be'), | |
2305 | ] | |
2306 | for bom, enc in BOMS: | |
2307 | if first_bytes.startswith(bom): | |
2308 | s = first_bytes[len(bom):].decode(enc, 'replace') | |
2309 | break | |
2310 | else: | |
2311 | s = first_bytes.decode('utf-8', 'replace') | |
2312 | ||
2313 | return re.match(r'^\s*<', s) | |
2314 | ||
2315 | ||
2316 | def determine_protocol(info_dict): | |
2317 | protocol = info_dict.get('protocol') | |
2318 | if protocol is not None: | |
2319 | return protocol | |
2320 | ||
2321 | url = info_dict['url'] | |
2322 | if url.startswith('rtmp'): | |
2323 | return 'rtmp' | |
2324 | elif url.startswith('mms'): | |
2325 | return 'mms' | |
2326 | elif url.startswith('rtsp'): | |
2327 | return 'rtsp' | |
2328 | ||
2329 | ext = determine_ext(url) | |
2330 | if ext == 'm3u8': | |
2331 | return 'm3u8' | |
2332 | elif ext == 'f4m': | |
2333 | return 'f4m' | |
2334 | ||
2335 | return compat_urllib_parse_urlparse(url).scheme | |
2336 | ||
2337 | ||
2338 | def render_table(header_row, data): | |
2339 | """ Render a list of rows, each as a list of values """ | |
2340 | table = [header_row] + data | |
2341 | max_lens = [max(len(compat_str(v)) for v in col) for col in zip(*table)] | |
2342 | format_str = ' '.join('%-' + compat_str(ml + 1) + 's' for ml in max_lens[:-1]) + '%s' | |
2343 | return '\n'.join(format_str % tuple(row) for row in table) | |
2344 | ||
2345 | ||
2346 | def _match_one(filter_part, dct): | |
2347 | COMPARISON_OPERATORS = { | |
2348 | '<': operator.lt, | |
2349 | '<=': operator.le, | |
2350 | '>': operator.gt, | |
2351 | '>=': operator.ge, | |
2352 | '=': operator.eq, | |
2353 | '!=': operator.ne, | |
2354 | } | |
2355 | operator_rex = re.compile(r'''(?x)\s* | |
2356 | (?P<key>[a-z_]+) | |
2357 | \s*(?P<op>%s)(?P<none_inclusive>\s*\?)?\s* | |
2358 | (?: | |
2359 | (?P<intval>[0-9.]+(?:[kKmMgGtTpPeEzZyY]i?[Bb]?)?)| | |
2360 | (?P<strval>(?![0-9.])[a-z0-9A-Z]*) | |
2361 | ) | |
2362 | \s*$ | |
2363 | ''' % '|'.join(map(re.escape, COMPARISON_OPERATORS.keys()))) | |
2364 | m = operator_rex.search(filter_part) | |
2365 | if m: | |
2366 | op = COMPARISON_OPERATORS[m.group('op')] | |
2367 | actual_value = dct.get(m.group('key')) | |
2368 | if (m.group('strval') is not None or | |
2369 | # If the original field is a string and matching comparisonvalue is | |
2370 | # a number we should respect the origin of the original field | |
2371 | # and process comparison value as a string (see | |
2372 | # https://github.com/rg3/youtube-dl/issues/11082). | |
2373 | actual_value is not None and m.group('intval') is not None and | |
2374 | isinstance(actual_value, compat_str)): | |
2375 | if m.group('op') not in ('=', '!='): | |
2376 | raise ValueError( | |
2377 | 'Operator %s does not support string values!' % m.group('op')) | |
2378 | comparison_value = m.group('strval') or m.group('intval') | |
2379 | else: | |
2380 | try: | |
2381 | comparison_value = int(m.group('intval')) | |
2382 | except ValueError: | |
2383 | comparison_value = parse_filesize(m.group('intval')) | |
2384 | if comparison_value is None: | |
2385 | comparison_value = parse_filesize(m.group('intval') + 'B') | |
2386 | if comparison_value is None: | |
2387 | raise ValueError( | |
2388 | 'Invalid integer value %r in filter part %r' % ( | |
2389 | m.group('intval'), filter_part)) | |
2390 | if actual_value is None: | |
2391 | return m.group('none_inclusive') | |
2392 | return op(actual_value, comparison_value) | |
2393 | ||
2394 | UNARY_OPERATORS = { | |
2395 | '': lambda v: v is not None, | |
2396 | '!': lambda v: v is None, | |
2397 | } | |
2398 | operator_rex = re.compile(r'''(?x)\s* | |
2399 | (?P<op>%s)\s*(?P<key>[a-z_]+) | |
2400 | \s*$ | |
2401 | ''' % '|'.join(map(re.escape, UNARY_OPERATORS.keys()))) | |
2402 | m = operator_rex.search(filter_part) | |
2403 | if m: | |
2404 | op = UNARY_OPERATORS[m.group('op')] | |
2405 | actual_value = dct.get(m.group('key')) | |
2406 | return op(actual_value) | |
2407 | ||
2408 | raise ValueError('Invalid filter part %r' % filter_part) | |
2409 | ||
2410 | ||
2411 | def match_str(filter_str, dct): | |
2412 | """ Filter a dictionary with a simple string syntax. Returns True (=passes filter) or false """ | |
2413 | ||
2414 | return all( | |
2415 | _match_one(filter_part, dct) for filter_part in filter_str.split('&')) | |
2416 | ||
2417 | ||
2418 | def match_filter_func(filter_str): | |
2419 | def _match_func(info_dict): | |
2420 | if match_str(filter_str, info_dict): | |
2421 | return None | |
2422 | else: | |
2423 | video_title = info_dict.get('title', info_dict.get('id', 'video')) | |
2424 | return '%s does not pass filter %s, skipping ..' % (video_title, filter_str) | |
2425 | return _match_func | |
2426 | ||
2427 | ||
2428 | def parse_dfxp_time_expr(time_expr): | |
2429 | if not time_expr: | |
2430 | return | |
2431 | ||
2432 | mobj = re.match(r'^(?P<time_offset>\d+(?:\.\d+)?)s?$', time_expr) | |
2433 | if mobj: | |
2434 | return float(mobj.group('time_offset')) | |
2435 | ||
2436 | mobj = re.match(r'^(\d+):(\d\d):(\d\d(?:(?:\.|:)\d+)?)$', time_expr) | |
2437 | if mobj: | |
2438 | return 3600 * int(mobj.group(1)) + 60 * int(mobj.group(2)) + float(mobj.group(3).replace(':', '.')) | |
2439 | ||
2440 | ||
2441 | def srt_subtitles_timecode(seconds): | |
2442 | return '%02d:%02d:%02d,%03d' % (seconds / 3600, (seconds % 3600) / 60, seconds % 60, (seconds % 1) * 1000) | |
2443 | ||
2444 | ||
2445 | def dfxp2srt(dfxp_data): | |
2446 | _x = functools.partial(xpath_with_ns, ns_map={ | |
2447 | 'ttml': 'http://www.w3.org/ns/ttml', | |
2448 | 'ttaf1': 'http://www.w3.org/2006/10/ttaf1', | |
2449 | 'ttaf1_0604': 'http://www.w3.org/2006/04/ttaf1', | |
2450 | }) | |
2451 | ||
2452 | class TTMLPElementParser(object): | |
2453 | out = '' | |
2454 | ||
2455 | def start(self, tag, attrib): | |
2456 | if tag in (_x('ttml:br'), _x('ttaf1:br'), 'br'): | |
2457 | self.out += '\n' | |
2458 | ||
2459 | def end(self, tag): | |
2460 | pass | |
2461 | ||
2462 | def data(self, data): | |
2463 | self.out += data | |
2464 | ||
2465 | def close(self): | |
2466 | return self.out.strip() | |
2467 | ||
2468 | def parse_node(node): | |
2469 | target = TTMLPElementParser() | |
2470 | parser = xml.etree.ElementTree.XMLParser(target=target) | |
2471 | parser.feed(xml.etree.ElementTree.tostring(node)) | |
2472 | return parser.close() | |
2473 | ||
2474 | dfxp = compat_etree_fromstring(dfxp_data.encode('utf-8')) | |
2475 | out = [] | |
2476 | paras = dfxp.findall(_x('.//ttml:p')) or dfxp.findall(_x('.//ttaf1:p')) or dfxp.findall(_x('.//ttaf1_0604:p')) or dfxp.findall('.//p') | |
2477 | ||
2478 | if not paras: | |
2479 | raise ValueError('Invalid dfxp/TTML subtitle') | |
2480 | ||
2481 | for para, index in zip(paras, itertools.count(1)): | |
2482 | begin_time = parse_dfxp_time_expr(para.attrib.get('begin')) | |
2483 | end_time = parse_dfxp_time_expr(para.attrib.get('end')) | |
2484 | dur = parse_dfxp_time_expr(para.attrib.get('dur')) | |
2485 | if begin_time is None: | |
2486 | continue | |
2487 | if not end_time: | |
2488 | if not dur: | |
2489 | continue | |
2490 | end_time = begin_time + dur | |
2491 | out.append('%d\n%s --> %s\n%s\n\n' % ( | |
2492 | index, | |
2493 | srt_subtitles_timecode(begin_time), | |
2494 | srt_subtitles_timecode(end_time), | |
2495 | parse_node(para))) | |
2496 | ||
2497 | return ''.join(out) | |
2498 | ||
2499 | ||
2500 | def cli_option(params, command_option, param): | |
2501 | param = params.get(param) | |
2502 | if param: | |
2503 | param = compat_str(param) | |
2504 | return [command_option, param] if param is not None else [] | |
2505 | ||
2506 | ||
2507 | def cli_bool_option(params, command_option, param, true_value='true', false_value='false', separator=None): | |
2508 | param = params.get(param) | |
2509 | assert isinstance(param, bool) | |
2510 | if separator: | |
2511 | return [command_option + separator + (true_value if param else false_value)] | |
2512 | return [command_option, true_value if param else false_value] | |
2513 | ||
2514 | ||
2515 | def cli_valueless_option(params, command_option, param, expected_value=True): | |
2516 | param = params.get(param) | |
2517 | return [command_option] if param == expected_value else [] | |
2518 | ||
2519 | ||
2520 | def cli_configuration_args(params, param, default=[]): | |
2521 | ex_args = params.get(param) | |
2522 | if ex_args is None: | |
2523 | return default | |
2524 | assert isinstance(ex_args, list) | |
2525 | return ex_args | |
2526 | ||
2527 | ||
2528 | class ISO639Utils(object): | |
2529 | # See http://www.loc.gov/standards/iso639-2/ISO-639-2_utf-8.txt | |
2530 | _lang_map = { | |
2531 | 'aa': 'aar', | |
2532 | 'ab': 'abk', | |
2533 | 'ae': 'ave', | |
2534 | 'af': 'afr', | |
2535 | 'ak': 'aka', | |
2536 | 'am': 'amh', | |
2537 | 'an': 'arg', | |
2538 | 'ar': 'ara', | |
2539 | 'as': 'asm', | |
2540 | 'av': 'ava', | |
2541 | 'ay': 'aym', | |
2542 | 'az': 'aze', | |
2543 | 'ba': 'bak', | |
2544 | 'be': 'bel', | |
2545 | 'bg': 'bul', | |
2546 | 'bh': 'bih', | |
2547 | 'bi': 'bis', | |
2548 | 'bm': 'bam', | |
2549 | 'bn': 'ben', | |
2550 | 'bo': 'bod', | |
2551 | 'br': 'bre', | |
2552 | 'bs': 'bos', | |
2553 | 'ca': 'cat', | |
2554 | 'ce': 'che', | |
2555 | 'ch': 'cha', | |
2556 | 'co': 'cos', | |
2557 | 'cr': 'cre', | |
2558 | 'cs': 'ces', | |
2559 | 'cu': 'chu', | |
2560 | 'cv': 'chv', | |
2561 | 'cy': 'cym', | |
2562 | 'da': 'dan', | |
2563 | 'de': 'deu', | |
2564 | 'dv': 'div', | |
2565 | 'dz': 'dzo', | |
2566 | 'ee': 'ewe', | |
2567 | 'el': 'ell', | |
2568 | 'en': 'eng', | |
2569 | 'eo': 'epo', | |
2570 | 'es': 'spa', | |
2571 | 'et': 'est', | |
2572 | 'eu': 'eus', | |
2573 | 'fa': 'fas', | |
2574 | 'ff': 'ful', | |
2575 | 'fi': 'fin', | |
2576 | 'fj': 'fij', | |
2577 | 'fo': 'fao', | |
2578 | 'fr': 'fra', | |
2579 | 'fy': 'fry', | |
2580 | 'ga': 'gle', | |
2581 | 'gd': 'gla', | |
2582 | 'gl': 'glg', | |
2583 | 'gn': 'grn', | |
2584 | 'gu': 'guj', | |
2585 | 'gv': 'glv', | |
2586 | 'ha': 'hau', | |
2587 | 'he': 'heb', | |
2588 | 'hi': 'hin', | |
2589 | 'ho': 'hmo', | |
2590 | 'hr': 'hrv', | |
2591 | 'ht': 'hat', | |
2592 | 'hu': 'hun', | |
2593 | 'hy': 'hye', | |
2594 | 'hz': 'her', | |
2595 | 'ia': 'ina', | |
2596 | 'id': 'ind', | |
2597 | 'ie': 'ile', | |
2598 | 'ig': 'ibo', | |
2599 | 'ii': 'iii', | |
2600 | 'ik': 'ipk', | |
2601 | 'io': 'ido', | |
2602 | 'is': 'isl', | |
2603 | 'it': 'ita', | |
2604 | 'iu': 'iku', | |
2605 | 'ja': 'jpn', | |
2606 | 'jv': 'jav', | |
2607 | 'ka': 'kat', | |
2608 | 'kg': 'kon', | |
2609 | 'ki': 'kik', | |
2610 | 'kj': 'kua', | |
2611 | 'kk': 'kaz', | |
2612 | 'kl': 'kal', | |
2613 | 'km': 'khm', | |
2614 | 'kn': 'kan', | |
2615 | 'ko': 'kor', | |
2616 | 'kr': 'kau', | |
2617 | 'ks': 'kas', | |
2618 | 'ku': 'kur', | |
2619 | 'kv': 'kom', | |
2620 | 'kw': 'cor', | |
2621 | 'ky': 'kir', | |
2622 | 'la': 'lat', | |
2623 | 'lb': 'ltz', | |
2624 | 'lg': 'lug', | |
2625 | 'li': 'lim', | |
2626 | 'ln': 'lin', | |
2627 | 'lo': 'lao', | |
2628 | 'lt': 'lit', | |
2629 | 'lu': 'lub', | |
2630 | 'lv': 'lav', | |
2631 | 'mg': 'mlg', | |
2632 | 'mh': 'mah', | |
2633 | 'mi': 'mri', | |
2634 | 'mk': 'mkd', | |
2635 | 'ml': 'mal', | |
2636 | 'mn': 'mon', | |
2637 | 'mr': 'mar', | |
2638 | 'ms': 'msa', | |
2639 | 'mt': 'mlt', | |
2640 | 'my': 'mya', | |
2641 | 'na': 'nau', | |
2642 | 'nb': 'nob', | |
2643 | 'nd': 'nde', | |
2644 | 'ne': 'nep', | |
2645 | 'ng': 'ndo', | |
2646 | 'nl': 'nld', | |
2647 | 'nn': 'nno', | |
2648 | 'no': 'nor', | |
2649 | 'nr': 'nbl', | |
2650 | 'nv': 'nav', | |
2651 | 'ny': 'nya', | |
2652 | 'oc': 'oci', | |
2653 | 'oj': 'oji', | |
2654 | 'om': 'orm', | |
2655 | 'or': 'ori', | |
2656 | 'os': 'oss', | |
2657 | 'pa': 'pan', | |
2658 | 'pi': 'pli', | |
2659 | 'pl': 'pol', | |
2660 | 'ps': 'pus', | |
2661 | 'pt': 'por', | |
2662 | 'qu': 'que', | |
2663 | 'rm': 'roh', | |
2664 | 'rn': 'run', | |
2665 | 'ro': 'ron', | |
2666 | 'ru': 'rus', | |
2667 | 'rw': 'kin', | |
2668 | 'sa': 'san', | |
2669 | 'sc': 'srd', | |
2670 | 'sd': 'snd', | |
2671 | 'se': 'sme', | |
2672 | 'sg': 'sag', | |
2673 | 'si': 'sin', | |
2674 | 'sk': 'slk', | |
2675 | 'sl': 'slv', | |
2676 | 'sm': 'smo', | |
2677 | 'sn': 'sna', | |
2678 | 'so': 'som', | |
2679 | 'sq': 'sqi', | |
2680 | 'sr': 'srp', | |
2681 | 'ss': 'ssw', | |
2682 | 'st': 'sot', | |
2683 | 'su': 'sun', | |
2684 | 'sv': 'swe', | |
2685 | 'sw': 'swa', | |
2686 | 'ta': 'tam', | |
2687 | 'te': 'tel', | |
2688 | 'tg': 'tgk', | |
2689 | 'th': 'tha', | |
2690 | 'ti': 'tir', | |
2691 | 'tk': 'tuk', | |
2692 | 'tl': 'tgl', | |
2693 | 'tn': 'tsn', | |
2694 | 'to': 'ton', | |
2695 | 'tr': 'tur', | |
2696 | 'ts': 'tso', | |
2697 | 'tt': 'tat', | |
2698 | 'tw': 'twi', | |
2699 | 'ty': 'tah', | |
2700 | 'ug': 'uig', | |
2701 | 'uk': 'ukr', | |
2702 | 'ur': 'urd', | |
2703 | 'uz': 'uzb', | |
2704 | 've': 'ven', | |
2705 | 'vi': 'vie', | |
2706 | 'vo': 'vol', | |
2707 | 'wa': 'wln', | |
2708 | 'wo': 'wol', | |
2709 | 'xh': 'xho', | |
2710 | 'yi': 'yid', | |
2711 | 'yo': 'yor', | |
2712 | 'za': 'zha', | |
2713 | 'zh': 'zho', | |
2714 | 'zu': 'zul', | |
2715 | } | |
2716 | ||
2717 | @classmethod | |
2718 | def short2long(cls, code): | |
2719 | """Convert language code from ISO 639-1 to ISO 639-2/T""" | |
2720 | return cls._lang_map.get(code[:2]) | |
2721 | ||
2722 | @classmethod | |
2723 | def long2short(cls, code): | |
2724 | """Convert language code from ISO 639-2/T to ISO 639-1""" | |
2725 | for short_name, long_name in cls._lang_map.items(): | |
2726 | if long_name == code: | |
2727 | return short_name | |
2728 | ||
2729 | ||
2730 | class ISO3166Utils(object): | |
2731 | # From http://data.okfn.org/data/core/country-list | |
2732 | _country_map = { | |
2733 | 'AF': 'Afghanistan', | |
2734 | 'AX': 'Åland Islands', | |
2735 | 'AL': 'Albania', | |
2736 | 'DZ': 'Algeria', | |
2737 | 'AS': 'American Samoa', | |
2738 | 'AD': 'Andorra', | |
2739 | 'AO': 'Angola', | |
2740 | 'AI': 'Anguilla', | |
2741 | 'AQ': 'Antarctica', | |
2742 | 'AG': 'Antigua and Barbuda', | |
2743 | 'AR': 'Argentina', | |
2744 | 'AM': 'Armenia', | |
2745 | 'AW': 'Aruba', | |
2746 | 'AU': 'Australia', | |
2747 | 'AT': 'Austria', | |
2748 | 'AZ': 'Azerbaijan', | |
2749 | 'BS': 'Bahamas', | |
2750 | 'BH': 'Bahrain', | |
2751 | 'BD': 'Bangladesh', | |
2752 | 'BB': 'Barbados', | |
2753 | 'BY': 'Belarus', | |
2754 | 'BE': 'Belgium', | |
2755 | 'BZ': 'Belize', | |
2756 | 'BJ': 'Benin', | |
2757 | 'BM': 'Bermuda', | |
2758 | 'BT': 'Bhutan', | |
2759 | 'BO': 'Bolivia, Plurinational State of', | |
2760 | 'BQ': 'Bonaire, Sint Eustatius and Saba', | |
2761 | 'BA': 'Bosnia and Herzegovina', | |
2762 | 'BW': 'Botswana', | |
2763 | 'BV': 'Bouvet Island', | |
2764 | 'BR': 'Brazil', | |
2765 | 'IO': 'British Indian Ocean Territory', | |
2766 | 'BN': 'Brunei Darussalam', | |
2767 | 'BG': 'Bulgaria', | |
2768 | 'BF': 'Burkina Faso', | |
2769 | 'BI': 'Burundi', | |
2770 | 'KH': 'Cambodia', | |
2771 | 'CM': 'Cameroon', | |
2772 | 'CA': 'Canada', | |
2773 | 'CV': 'Cape Verde', | |
2774 | 'KY': 'Cayman Islands', | |
2775 | 'CF': 'Central African Republic', | |
2776 | 'TD': 'Chad', | |
2777 | 'CL': 'Chile', | |
2778 | 'CN': 'China', | |
2779 | 'CX': 'Christmas Island', | |
2780 | 'CC': 'Cocos (Keeling) Islands', | |
2781 | 'CO': 'Colombia', | |
2782 | 'KM': 'Comoros', | |
2783 | 'CG': 'Congo', | |
2784 | 'CD': 'Congo, the Democratic Republic of the', | |
2785 | 'CK': 'Cook Islands', | |
2786 | 'CR': 'Costa Rica', | |
2787 | 'CI': 'Côte d\'Ivoire', | |
2788 | 'HR': 'Croatia', | |
2789 | 'CU': 'Cuba', | |
2790 | 'CW': 'Curaçao', | |
2791 | 'CY': 'Cyprus', | |
2792 | 'CZ': 'Czech Republic', | |
2793 | 'DK': 'Denmark', | |
2794 | 'DJ': 'Djibouti', | |
2795 | 'DM': 'Dominica', | |
2796 | 'DO': 'Dominican Republic', | |
2797 | 'EC': 'Ecuador', | |
2798 | 'EG': 'Egypt', | |
2799 | 'SV': 'El Salvador', | |
2800 | 'GQ': 'Equatorial Guinea', | |
2801 | 'ER': 'Eritrea', | |
2802 | 'EE': 'Estonia', | |
2803 | 'ET': 'Ethiopia', | |
2804 | 'FK': 'Falkland Islands (Malvinas)', | |
2805 | 'FO': 'Faroe Islands', | |
2806 | 'FJ': 'Fiji', | |
2807 | 'FI': 'Finland', | |
2808 | 'FR': 'France', | |
2809 | 'GF': 'French Guiana', | |
2810 | 'PF': 'French Polynesia', | |
2811 | 'TF': 'French Southern Territories', | |
2812 | 'GA': 'Gabon', | |
2813 | 'GM': 'Gambia', | |
2814 | 'GE': 'Georgia', | |
2815 | 'DE': 'Germany', | |
2816 | 'GH': 'Ghana', | |
2817 | 'GI': 'Gibraltar', | |
2818 | 'GR': 'Greece', | |
2819 | 'GL': 'Greenland', | |
2820 | 'GD': 'Grenada', | |
2821 | 'GP': 'Guadeloupe', | |
2822 | 'GU': 'Guam', | |
2823 | 'GT': 'Guatemala', | |
2824 | 'GG': 'Guernsey', | |
2825 | 'GN': 'Guinea', | |
2826 | 'GW': 'Guinea-Bissau', | |
2827 | 'GY': 'Guyana', | |
2828 | 'HT': 'Haiti', | |
2829 | 'HM': 'Heard Island and McDonald Islands', | |
2830 | 'VA': 'Holy See (Vatican City State)', | |
2831 | 'HN': 'Honduras', | |
2832 | 'HK': 'Hong Kong', | |
2833 | 'HU': 'Hungary', | |
2834 | 'IS': 'Iceland', | |
2835 | 'IN': 'India', | |
2836 | 'ID': 'Indonesia', | |
2837 | 'IR': 'Iran, Islamic Republic of', | |
2838 | 'IQ': 'Iraq', | |
2839 | 'IE': 'Ireland', | |
2840 | 'IM': 'Isle of Man', | |
2841 | 'IL': 'Israel', | |
2842 | 'IT': 'Italy', | |
2843 | 'JM': 'Jamaica', | |
2844 | 'JP': 'Japan', | |
2845 | 'JE': 'Jersey', | |
2846 | 'JO': 'Jordan', | |
2847 | 'KZ': 'Kazakhstan', | |
2848 | 'KE': 'Kenya', | |
2849 | 'KI': 'Kiribati', | |
2850 | 'KP': 'Korea, Democratic People\'s Republic of', | |
2851 | 'KR': 'Korea, Republic of', | |
2852 | 'KW': 'Kuwait', | |
2853 | 'KG': 'Kyrgyzstan', | |
2854 | 'LA': 'Lao People\'s Democratic Republic', | |
2855 | 'LV': 'Latvia', | |
2856 | 'LB': 'Lebanon', | |
2857 | 'LS': 'Lesotho', | |
2858 | 'LR': 'Liberia', | |
2859 | 'LY': 'Libya', | |
2860 | 'LI': 'Liechtenstein', | |
2861 | 'LT': 'Lithuania', | |
2862 | 'LU': 'Luxembourg', | |
2863 | 'MO': 'Macao', | |
2864 | 'MK': 'Macedonia, the Former Yugoslav Republic of', | |
2865 | 'MG': 'Madagascar', | |
2866 | 'MW': 'Malawi', | |
2867 | 'MY': 'Malaysia', | |
2868 | 'MV': 'Maldives', | |
2869 | 'ML': 'Mali', | |
2870 | 'MT': 'Malta', | |
2871 | 'MH': 'Marshall Islands', | |
2872 | 'MQ': 'Martinique', | |
2873 | 'MR': 'Mauritania', | |
2874 | 'MU': 'Mauritius', | |
2875 | 'YT': 'Mayotte', | |
2876 | 'MX': 'Mexico', | |
2877 | 'FM': 'Micronesia, Federated States of', | |
2878 | 'MD': 'Moldova, Republic of', | |
2879 | 'MC': 'Monaco', | |
2880 | 'MN': 'Mongolia', | |
2881 | 'ME': 'Montenegro', | |
2882 | 'MS': 'Montserrat', | |
2883 | 'MA': 'Morocco', | |
2884 | 'MZ': 'Mozambique', | |
2885 | 'MM': 'Myanmar', | |
2886 | 'NA': 'Namibia', | |
2887 | 'NR': 'Nauru', | |
2888 | 'NP': 'Nepal', | |
2889 | 'NL': 'Netherlands', | |
2890 | 'NC': 'New Caledonia', | |
2891 | 'NZ': 'New Zealand', | |
2892 | 'NI': 'Nicaragua', | |
2893 | 'NE': 'Niger', | |
2894 | 'NG': 'Nigeria', | |
2895 | 'NU': 'Niue', | |
2896 | 'NF': 'Norfolk Island', | |
2897 | 'MP': 'Northern Mariana Islands', | |
2898 | 'NO': 'Norway', | |
2899 | 'OM': 'Oman', | |
2900 | 'PK': 'Pakistan', | |
2901 | 'PW': 'Palau', | |
2902 | 'PS': 'Palestine, State of', | |
2903 | 'PA': 'Panama', | |
2904 | 'PG': 'Papua New Guinea', | |
2905 | 'PY': 'Paraguay', | |
2906 | 'PE': 'Peru', | |
2907 | 'PH': 'Philippines', | |
2908 | 'PN': 'Pitcairn', | |
2909 | 'PL': 'Poland', | |
2910 | 'PT': 'Portugal', | |
2911 | 'PR': 'Puerto Rico', | |
2912 | 'QA': 'Qatar', | |
2913 | 'RE': 'Réunion', | |
2914 | 'RO': 'Romania', | |
2915 | 'RU': 'Russian Federation', | |
2916 | 'RW': 'Rwanda', | |
2917 | 'BL': 'Saint Barthélemy', | |
2918 | 'SH': 'Saint Helena, Ascension and Tristan da Cunha', | |
2919 | 'KN': 'Saint Kitts and Nevis', | |
2920 | 'LC': 'Saint Lucia', | |
2921 | 'MF': 'Saint Martin (French part)', | |
2922 | 'PM': 'Saint Pierre and Miquelon', | |
2923 | 'VC': 'Saint Vincent and the Grenadines', | |
2924 | 'WS': 'Samoa', | |
2925 | 'SM': 'San Marino', | |
2926 | 'ST': 'Sao Tome and Principe', | |
2927 | 'SA': 'Saudi Arabia', | |
2928 | 'SN': 'Senegal', | |
2929 | 'RS': 'Serbia', | |
2930 | 'SC': 'Seychelles', | |
2931 | 'SL': 'Sierra Leone', | |
2932 | 'SG': 'Singapore', | |
2933 | 'SX': 'Sint Maarten (Dutch part)', | |
2934 | 'SK': 'Slovakia', | |
2935 | 'SI': 'Slovenia', | |
2936 | 'SB': 'Solomon Islands', | |
2937 | 'SO': 'Somalia', | |
2938 | 'ZA': 'South Africa', | |
2939 | 'GS': 'South Georgia and the South Sandwich Islands', | |
2940 | 'SS': 'South Sudan', | |
2941 | 'ES': 'Spain', | |
2942 | 'LK': 'Sri Lanka', | |
2943 | 'SD': 'Sudan', | |
2944 | 'SR': 'Suriname', | |
2945 | 'SJ': 'Svalbard and Jan Mayen', | |
2946 | 'SZ': 'Swaziland', | |
2947 | 'SE': 'Sweden', | |
2948 | 'CH': 'Switzerland', | |
2949 | 'SY': 'Syrian Arab Republic', | |
2950 | 'TW': 'Taiwan, Province of China', | |
2951 | 'TJ': 'Tajikistan', | |
2952 | 'TZ': 'Tanzania, United Republic of', | |
2953 | 'TH': 'Thailand', | |
2954 | 'TL': 'Timor-Leste', | |
2955 | 'TG': 'Togo', | |
2956 | 'TK': 'Tokelau', | |
2957 | 'TO': 'Tonga', | |
2958 | 'TT': 'Trinidad and Tobago', | |
2959 | 'TN': 'Tunisia', | |
2960 | 'TR': 'Turkey', | |
2961 | 'TM': 'Turkmenistan', | |
2962 | 'TC': 'Turks and Caicos Islands', | |
2963 | 'TV': 'Tuvalu', | |
2964 | 'UG': 'Uganda', | |
2965 | 'UA': 'Ukraine', | |
2966 | 'AE': 'United Arab Emirates', | |
2967 | 'GB': 'United Kingdom', | |
2968 | 'US': 'United States', | |
2969 | 'UM': 'United States Minor Outlying Islands', | |
2970 | 'UY': 'Uruguay', | |
2971 | 'UZ': 'Uzbekistan', | |
2972 | 'VU': 'Vanuatu', | |
2973 | 'VE': 'Venezuela, Bolivarian Republic of', | |
2974 | 'VN': 'Viet Nam', | |
2975 | 'VG': 'Virgin Islands, British', | |
2976 | 'VI': 'Virgin Islands, U.S.', | |
2977 | 'WF': 'Wallis and Futuna', | |
2978 | 'EH': 'Western Sahara', | |
2979 | 'YE': 'Yemen', | |
2980 | 'ZM': 'Zambia', | |
2981 | 'ZW': 'Zimbabwe', | |
2982 | } | |
2983 | ||
2984 | @classmethod | |
2985 | def short2full(cls, code): | |
2986 | """Convert an ISO 3166-2 country code to the corresponding full name""" | |
2987 | return cls._country_map.get(code.upper()) | |
2988 | ||
2989 | ||
2990 | class PerRequestProxyHandler(compat_urllib_request.ProxyHandler): | |
2991 | def __init__(self, proxies=None): | |
2992 | # Set default handlers | |
2993 | for type in ('http', 'https'): | |
2994 | setattr(self, '%s_open' % type, | |
2995 | lambda r, proxy='__noproxy__', type=type, meth=self.proxy_open: | |
2996 | meth(r, proxy, type)) | |
2997 | return compat_urllib_request.ProxyHandler.__init__(self, proxies) | |
2998 | ||
2999 | def proxy_open(self, req, proxy, type): | |
3000 | req_proxy = req.headers.get('Ytdl-request-proxy') | |
3001 | if req_proxy is not None: | |
3002 | proxy = req_proxy | |
3003 | del req.headers['Ytdl-request-proxy'] | |
3004 | ||
3005 | if proxy == '__noproxy__': | |
3006 | return None # No Proxy | |
3007 | if compat_urlparse.urlparse(proxy).scheme.lower() in ('socks', 'socks4', 'socks4a', 'socks5'): | |
3008 | req.add_header('Ytdl-socks-proxy', proxy) | |
3009 | # youtube-dl's http/https handlers do wrapping the socket with socks | |
3010 | return None | |
3011 | return compat_urllib_request.ProxyHandler.proxy_open( | |
3012 | self, req, proxy, type) | |
3013 | ||
3014 | ||
3015 | def ohdave_rsa_encrypt(data, exponent, modulus): | |
3016 | ''' | |
3017 | Implement OHDave's RSA algorithm. See http://www.ohdave.com/rsa/ | |
3018 | ||
3019 | Input: | |
3020 | data: data to encrypt, bytes-like object | |
3021 | exponent, modulus: parameter e and N of RSA algorithm, both integer | |
3022 | Output: hex string of encrypted data | |
3023 | ||
3024 | Limitation: supports one block encryption only | |
3025 | ''' | |
3026 | ||
3027 | payload = int(binascii.hexlify(data[::-1]), 16) | |
3028 | encrypted = pow(payload, exponent, modulus) | |
3029 | return '%x' % encrypted | |
3030 | ||
3031 | ||
3032 | def encode_base_n(num, n, table=None): | |
3033 | FULL_TABLE = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ' | |
3034 | if not table: | |
3035 | table = FULL_TABLE[:n] | |
3036 | ||
3037 | if n > len(table): | |
3038 | raise ValueError('base %d exceeds table length %d' % (n, len(table))) | |
3039 | ||
3040 | if num == 0: | |
3041 | return table[0] | |
3042 | ||
3043 | ret = '' | |
3044 | while num: | |
3045 | ret = table[num % n] + ret | |
3046 | num = num // n | |
3047 | return ret | |
3048 | ||
3049 | ||
3050 | def decode_packed_codes(code): | |
3051 | mobj = re.search(PACKED_CODES_RE, code) | |
3052 | obfucasted_code, base, count, symbols = mobj.groups() | |
3053 | base = int(base) | |
3054 | count = int(count) | |
3055 | symbols = symbols.split('|') | |
3056 | symbol_table = {} | |
3057 | ||
3058 | while count: | |
3059 | count -= 1 | |
3060 | base_n_count = encode_base_n(count, base) | |
3061 | symbol_table[base_n_count] = symbols[count] or base_n_count | |
3062 | ||
3063 | return re.sub( | |
3064 | r'\b(\w+)\b', lambda mobj: symbol_table[mobj.group(0)], | |
3065 | obfucasted_code) | |
3066 | ||
3067 | ||
3068 | def parse_m3u8_attributes(attrib): | |
3069 | info = {} | |
3070 | for (key, val) in re.findall(r'(?P<key>[A-Z0-9-]+)=(?P<val>"[^"]+"|[^",]+)(?:,|$)', attrib): | |
3071 | if val.startswith('"'): | |
3072 | val = val[1:-1] | |
3073 | info[key] = val | |
3074 | return info | |
3075 | ||
3076 | ||
3077 | def urshift(val, n): | |
3078 | return val >> n if val >= 0 else (val + 0x100000000) >> n | |
3079 | ||
3080 | ||
3081 | # Based on png2str() written by @gdkchan and improved by @yokrysty | |
3082 | # Originally posted at https://github.com/rg3/youtube-dl/issues/9706 | |
3083 | def decode_png(png_data): | |
3084 | # Reference: https://www.w3.org/TR/PNG/ | |
3085 | header = png_data[8:] | |
3086 | ||
3087 | if png_data[:8] != b'\x89PNG\x0d\x0a\x1a\x0a' or header[4:8] != b'IHDR': | |
3088 | raise IOError('Not a valid PNG file.') | |
3089 | ||
3090 | int_map = {1: '>B', 2: '>H', 4: '>I'} | |
3091 | unpack_integer = lambda x: compat_struct_unpack(int_map[len(x)], x)[0] | |
3092 | ||
3093 | chunks = [] | |
3094 | ||
3095 | while header: | |
3096 | length = unpack_integer(header[:4]) | |
3097 | header = header[4:] | |
3098 | ||
3099 | chunk_type = header[:4] | |
3100 | header = header[4:] | |
3101 | ||
3102 | chunk_data = header[:length] | |
3103 | header = header[length:] | |
3104 | ||
3105 | header = header[4:] # Skip CRC | |
3106 | ||
3107 | chunks.append({ | |
3108 | 'type': chunk_type, | |
3109 | 'length': length, | |
3110 | 'data': chunk_data | |
3111 | }) | |
3112 | ||
3113 | ihdr = chunks[0]['data'] | |
3114 | ||
3115 | width = unpack_integer(ihdr[:4]) | |
3116 | height = unpack_integer(ihdr[4:8]) | |
3117 | ||
3118 | idat = b'' | |
3119 | ||
3120 | for chunk in chunks: | |
3121 | if chunk['type'] == b'IDAT': | |
3122 | idat += chunk['data'] | |
3123 | ||
3124 | if not idat: | |
3125 | raise IOError('Unable to read PNG data.') | |
3126 | ||
3127 | decompressed_data = bytearray(zlib.decompress(idat)) | |
3128 | ||
3129 | stride = width * 3 | |
3130 | pixels = [] | |
3131 | ||
3132 | def _get_pixel(idx): | |
3133 | x = idx % stride | |
3134 | y = idx // stride | |
3135 | return pixels[y][x] | |
3136 | ||
3137 | for y in range(height): | |
3138 | basePos = y * (1 + stride) | |
3139 | filter_type = decompressed_data[basePos] | |
3140 | ||
3141 | current_row = [] | |
3142 | ||
3143 | pixels.append(current_row) | |
3144 | ||
3145 | for x in range(stride): | |
3146 | color = decompressed_data[1 + basePos + x] | |
3147 | basex = y * stride + x | |
3148 | left = 0 | |
3149 | up = 0 | |
3150 | ||
3151 | if x > 2: | |
3152 | left = _get_pixel(basex - 3) | |
3153 | if y > 0: | |
3154 | up = _get_pixel(basex - stride) | |
3155 | ||
3156 | if filter_type == 1: # Sub | |
3157 | color = (color + left) & 0xff | |
3158 | elif filter_type == 2: # Up | |
3159 | color = (color + up) & 0xff | |
3160 | elif filter_type == 3: # Average | |
3161 | color = (color + ((left + up) >> 1)) & 0xff | |
3162 | elif filter_type == 4: # Paeth | |
3163 | a = left | |
3164 | b = up | |
3165 | c = 0 | |
3166 | ||
3167 | if x > 2 and y > 0: | |
3168 | c = _get_pixel(basex - stride - 3) | |
3169 | ||
3170 | p = a + b - c | |
3171 | ||
3172 | pa = abs(p - a) | |
3173 | pb = abs(p - b) | |
3174 | pc = abs(p - c) | |
3175 | ||
3176 | if pa <= pb and pa <= pc: | |
3177 | color = (color + a) & 0xff | |
3178 | elif pb <= pc: | |
3179 | color = (color + b) & 0xff | |
3180 | else: | |
3181 | color = (color + c) & 0xff | |
3182 | ||
3183 | current_row.append(color) | |
3184 | ||
3185 | return width, height, pixels | |
3186 | ||
3187 | ||
3188 | def write_xattr(path, key, value): | |
3189 | # This mess below finds the best xattr tool for the job | |
3190 | try: | |
3191 | # try the pyxattr module... | |
3192 | import xattr | |
3193 | ||
3194 | if hasattr(xattr, 'set'): # pyxattr | |
3195 | # Unicode arguments are not supported in python-pyxattr until | |
3196 | # version 0.5.0 | |
3197 | # See https://github.com/rg3/youtube-dl/issues/5498 | |
3198 | pyxattr_required_version = '0.5.0' | |
3199 | if version_tuple(xattr.__version__) < version_tuple(pyxattr_required_version): | |
3200 | # TODO: fallback to CLI tools | |
3201 | raise XAttrUnavailableError( | |
3202 | 'python-pyxattr is detected but is too old. ' | |
3203 | 'youtube-dl requires %s or above while your version is %s. ' | |
3204 | 'Falling back to other xattr implementations' % ( | |
3205 | pyxattr_required_version, xattr.__version__)) | |
3206 | ||
3207 | setxattr = xattr.set | |
3208 | else: # xattr | |
3209 | setxattr = xattr.setxattr | |
3210 | ||
3211 | try: | |
3212 | setxattr(path, key, value) | |
3213 | except EnvironmentError as e: | |
3214 | raise XAttrMetadataError(e.errno, e.strerror) | |
3215 | ||
3216 | except ImportError: | |
3217 | if compat_os_name == 'nt': | |
3218 | # Write xattrs to NTFS Alternate Data Streams: | |
3219 | # http://en.wikipedia.org/wiki/NTFS#Alternate_data_streams_.28ADS.29 | |
3220 | assert ':' not in key | |
3221 | assert os.path.exists(path) | |
3222 | ||
3223 | ads_fn = path + ':' + key | |
3224 | try: | |
3225 | with open(ads_fn, 'wb') as f: | |
3226 | f.write(value) | |
3227 | except EnvironmentError as e: | |
3228 | raise XAttrMetadataError(e.errno, e.strerror) | |
3229 | else: | |
3230 | user_has_setfattr = check_executable('setfattr', ['--version']) | |
3231 | user_has_xattr = check_executable('xattr', ['-h']) | |
3232 | ||
3233 | if user_has_setfattr or user_has_xattr: | |
3234 | ||
3235 | value = value.decode('utf-8') | |
3236 | if user_has_setfattr: | |
3237 | executable = 'setfattr' | |
3238 | opts = ['-n', key, '-v', value] | |
3239 | elif user_has_xattr: | |
3240 | executable = 'xattr' | |
3241 | opts = ['-w', key, value] | |
3242 | ||
3243 | cmd = ([encodeFilename(executable, True)] + | |
3244 | [encodeArgument(o) for o in opts] + | |
3245 | [encodeFilename(path, True)]) | |
3246 | ||
3247 | try: | |
3248 | p = subprocess.Popen( | |
3249 | cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE) | |
3250 | except EnvironmentError as e: | |
3251 | raise XAttrMetadataError(e.errno, e.strerror) | |
3252 | stdout, stderr = p.communicate() | |
3253 | stderr = stderr.decode('utf-8', 'replace') | |
3254 | if p.returncode != 0: | |
3255 | raise XAttrMetadataError(p.returncode, stderr) | |
3256 | ||
3257 | else: | |
3258 | # On Unix, and can't find pyxattr, setfattr, or xattr. | |
3259 | if sys.platform.startswith('linux'): | |
3260 | raise XAttrUnavailableError( | |
3261 | "Couldn't find a tool to set the xattrs. " | |
3262 | "Install either the python 'pyxattr' or 'xattr' " | |
3263 | "modules, or the GNU 'attr' package " | |
3264 | "(which contains the 'setfattr' tool).") | |
3265 | else: | |
3266 | raise XAttrUnavailableError( | |
3267 | "Couldn't find a tool to set the xattrs. " | |
3268 | "Install either the python 'xattr' module, " | |
3269 | "or the 'xattr' binary.") |