mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-11-06 04:57:05 +01:00
[jsinterp] Bring or-par with youtube-dl
Partially cherry-picked from: d231b56717
Authored by pukkandan, dirkf
This commit is contained in:
pukkandan
parent
d711839760
commit
49b4ceaedf
@ -71,7 +71,7 @@
|
||||
|
||||
# NEW FEATURES
|
||||
|
||||
* Merged with **youtube-dl v2021.12.17+ [commit/adb5294](https://github.com/ytdl-org/youtube-dl/commit/adb5294177265ba35b45746dbb600965076ed150)**<!--([exceptions](https://github.com/yt-dlp/yt-dlp/issues/21))--> and **youtube-dlc v2020.11.11-3+ [commit/f9401f2](https://github.com/blackjack4494/yt-dlc/commit/f9401f2a91987068139c5f757b12fc711d4c0cee)**: You get all the features and patches of [youtube-dlc](https://github.com/blackjack4494/yt-dlc) in addition to the latest [youtube-dl](https://github.com/ytdl-org/youtube-dl)
|
||||
* Merged with **youtube-dl v2021.12.17+ [commit/d231b56](https://github.com/ytdl-org/youtube-dl/commit/d231b56717c73ee597d2e077d11b69ed48a1b02d)**<!--([exceptions](https://github.com/yt-dlp/yt-dlp/issues/21))--> and **youtube-dlc v2020.11.11-3+ [commit/f9401f2](https://github.com/blackjack4494/yt-dlc/commit/f9401f2a91987068139c5f757b12fc711d4c0cee)**: You get all the features and patches of [youtube-dlc](https://github.com/blackjack4494/yt-dlc) in addition to the latest [youtube-dl](https://github.com/ytdl-org/youtube-dl)
|
||||
|
||||
* **[SponsorBlock Integration](#sponsorblock-options)**: You can mark/remove sponsor sections in youtube videos by utilizing the [SponsorBlock](https://sponsor.ajay.app) API
|
||||
|
||||
|
||||
@ -48,6 +48,9 @@ def test_operators(self):
|
||||
jsi = JSInterpreter('function f(){return 1 << 5;}')
|
||||
self.assertEqual(jsi.call_function('f'), 32)
|
||||
|
||||
jsi = JSInterpreter('function f(){return 2 ** 5}')
|
||||
self.assertEqual(jsi.call_function('f'), 32)
|
||||
|
||||
jsi = JSInterpreter('function f(){return 19 & 21;}')
|
||||
self.assertEqual(jsi.call_function('f'), 17)
|
||||
|
||||
@ -57,6 +60,12 @@ def test_operators(self):
|
||||
jsi = JSInterpreter('function f(){return []? 2+3: 4;}')
|
||||
self.assertEqual(jsi.call_function('f'), 5)
|
||||
|
||||
jsi = JSInterpreter('function f(){return 1 == 2}')
|
||||
self.assertEqual(jsi.call_function('f'), False)
|
||||
|
||||
jsi = JSInterpreter('function f(){return 0 && 1 || 2;}')
|
||||
self.assertEqual(jsi.call_function('f'), 2)
|
||||
|
||||
def test_array_access(self):
|
||||
jsi = JSInterpreter('function f(){var x = [1,2,3]; x[0] = 4; x[0] = 5; x[2.0] = 7; return x;}')
|
||||
self.assertEqual(jsi.call_function('f'), [5, 2, 7])
|
||||
@ -114,6 +123,16 @@ def test_precedence(self):
|
||||
}''')
|
||||
self.assertEqual(jsi.call_function('x'), [20, 20, 30, 40, 50])
|
||||
|
||||
def test_builtins(self):
|
||||
jsi = JSInterpreter('''
|
||||
function x() { return new Date('Wednesday 31 December 1969 18:01:26 MDT') - 0; }
|
||||
''')
|
||||
self.assertEqual(jsi.call_function('x'), 86000)
|
||||
jsi = JSInterpreter('''
|
||||
function x(dt) { return new Date(dt) - 0; }
|
||||
''')
|
||||
self.assertEqual(jsi.call_function('x', 'Wednesday 31 December 1969 18:01:26 MDT'), 86000)
|
||||
|
||||
def test_call(self):
|
||||
jsi = JSInterpreter('''
|
||||
function x() { return 2; }
|
||||
@ -188,6 +207,17 @@ def test_comma(self):
|
||||
''')
|
||||
self.assertEqual(jsi.call_function('x'), 7)
|
||||
|
||||
jsi = JSInterpreter('''
|
||||
function x() { a=5; return (a -= 1, a+=3, a); }
|
||||
''')
|
||||
self.assertEqual(jsi.call_function('x'), 7)
|
||||
|
||||
def test_void(self):
|
||||
jsi = JSInterpreter('''
|
||||
function x() { return void 42; }
|
||||
''')
|
||||
self.assertEqual(jsi.call_function('x'), None)
|
||||
|
||||
def test_return_function(self):
|
||||
jsi = JSInterpreter('''
|
||||
function x() { return [1, function(){return 1}][1] }
|
||||
|
||||
@ -109,6 +109,7 @@
|
||||
class TestPlayerInfo(unittest.TestCase):
|
||||
def test_youtube_extract_player_info(self):
|
||||
PLAYER_URLS = (
|
||||
('https://www.youtube.com/s/player/4c3f79c5/player_ias.vflset/en_US/base.js', '4c3f79c5'),
|
||||
('https://www.youtube.com/s/player/64dddad9/player_ias.vflset/en_US/base.js', '64dddad9'),
|
||||
('https://www.youtube.com/s/player/64dddad9/player_ias.vflset/fr_FR/base.js', '64dddad9'),
|
||||
('https://www.youtube.com/s/player/64dddad9/player-plasma-ias-phone-en_US.vflset/base.js', '64dddad9'),
|
||||
|
||||
@ -17,6 +17,8 @@
|
||||
)
|
||||
|
||||
_NAME_RE = r'[a-zA-Z_$][\w$]*'
|
||||
|
||||
# Ref: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Operator_Precedence
|
||||
_OPERATORS = { # None => Defined in JSInterpreter._operator
|
||||
'?': None,
|
||||
|
||||
@ -26,23 +28,31 @@
|
||||
'|': operator.or_,
|
||||
'^': operator.xor,
|
||||
|
||||
# FIXME: This should actually be below comparision
|
||||
'>>': operator.rshift,
|
||||
'<<': operator.lshift,
|
||||
'===': operator.is_,
|
||||
'!==': operator.is_not,
|
||||
'==': operator.eq,
|
||||
'!=': operator.ne,
|
||||
|
||||
'<=': operator.le,
|
||||
'>=': operator.ge,
|
||||
'<': operator.lt,
|
||||
'>': operator.gt,
|
||||
|
||||
'>>': operator.rshift,
|
||||
'<<': operator.lshift,
|
||||
|
||||
'+': operator.add,
|
||||
'-': operator.sub,
|
||||
|
||||
'*': operator.mul,
|
||||
'/': operator.truediv,
|
||||
'%': operator.mod,
|
||||
|
||||
'**': operator.pow,
|
||||
}
|
||||
|
||||
_COMP_OPERATORS = {'===', '!==', '==', '!=', '<=', '>=', '<', '>'}
|
||||
|
||||
_MATCHING_PARENS = dict(zip('({[', ')}]'))
|
||||
_QUOTES = '\'"'
|
||||
|
||||
@ -81,7 +91,7 @@ def __delitem__(self, key):
|
||||
|
||||
class Debugger:
|
||||
import sys
|
||||
ENABLED = 'pytest' in sys.modules
|
||||
ENABLED = False and 'pytest' in sys.modules
|
||||
|
||||
@staticmethod
|
||||
def write(*args, level=100):
|
||||
@ -200,7 +210,7 @@ def interpret_statement(self, stmt, local_vars, allow_recursion=100):
|
||||
if should_return:
|
||||
return ret, should_return
|
||||
|
||||
m = re.match(r'(?P<var>var\s)|return(?:\s+|$)', stmt)
|
||||
m = re.match(r'(?P<var>(?:var|const|let)\s)|return(?:\s+|$)', stmt)
|
||||
if m:
|
||||
expr = stmt[len(m.group(0)):].strip()
|
||||
should_return = not m.group('var')
|
||||
@ -218,13 +228,18 @@ def interpret_statement(self, stmt, local_vars, allow_recursion=100):
|
||||
obj = expr[4:]
|
||||
if obj.startswith('Date('):
|
||||
left, right = self._separate_at_paren(obj[4:], ')')
|
||||
expr = unified_timestamp(left[1:-1], False)
|
||||
expr = unified_timestamp(
|
||||
self.interpret_expression(left, local_vars, allow_recursion), False)
|
||||
if not expr:
|
||||
raise self.Exception(f'Failed to parse date {left!r}', expr)
|
||||
expr = self._dump(int(expr * 1000), local_vars) + right
|
||||
else:
|
||||
raise self.Exception(f'Unsupported object {obj}', expr)
|
||||
|
||||
if expr.startswith('void '):
|
||||
left = self.interpret_expression(expr[5:], local_vars, allow_recursion)
|
||||
return None, should_return
|
||||
|
||||
if expr.startswith('{'):
|
||||
inner, outer = self._separate_at_paren(expr, '}')
|
||||
inner, should_abort = self.interpret_statement(inner, local_vars, allow_recursion)
|
||||
@ -307,7 +322,8 @@ def interpret_statement(self, stmt, local_vars, allow_recursion=100):
|
||||
if default:
|
||||
matched = matched or case == 'default'
|
||||
elif not matched:
|
||||
matched = case != 'default' and switch_val == self.interpret_expression(case, local_vars, allow_recursion)
|
||||
matched = (case != 'default'
|
||||
and switch_val == self.interpret_expression(case, local_vars, allow_recursion))
|
||||
if not matched:
|
||||
continue
|
||||
try:
|
||||
@ -347,7 +363,7 @@ def interpret_statement(self, stmt, local_vars, allow_recursion=100):
|
||||
m = re.match(fr'''(?x)
|
||||
(?P<assign>
|
||||
(?P<out>{_NAME_RE})(?:\[(?P<index>[^\]]+?)\])?\s*
|
||||
(?P<op>{"|".join(map(re.escape, _OPERATORS))})?
|
||||
(?P<op>{"|".join(map(re.escape, set(_OPERATORS) - _COMP_OPERATORS))})?
|
||||
=(?P<expr>.*)$
|
||||
)|(?P<return>
|
||||
(?!if|return|true|false|null|undefined)(?P<name>{_NAME_RE})$
|
||||
@ -397,12 +413,14 @@ def interpret_statement(self, stmt, local_vars, allow_recursion=100):
|
||||
|
||||
for op in _OPERATORS:
|
||||
separated = list(self._separate(expr, op))
|
||||
if len(separated) < 2:
|
||||
continue
|
||||
right_expr = separated.pop()
|
||||
while op == '-' and len(separated) > 1 and not separated[-1].strip():
|
||||
right_expr = f'-{right_expr}'
|
||||
while op in '<>*-' and len(separated) > 1 and not separated[-1].strip():
|
||||
separated.pop()
|
||||
right_expr = f'{op}{right_expr}'
|
||||
if op != '-':
|
||||
right_expr = f'{separated.pop()}{op}{right_expr}'
|
||||
if not separated:
|
||||
continue
|
||||
left_val = self.interpret_expression(op.join(separated), local_vars, allow_recursion)
|
||||
return self._operator(op, 0 if left_val is None else left_val,
|
||||
right_expr, expr, local_vars, allow_recursion), should_return
|
||||
@ -564,8 +582,8 @@ def extract_object(self, objname):
|
||||
# Currently, it only supports function definitions
|
||||
fields_m = re.finditer(
|
||||
r'''(?x)
|
||||
(?P<key>%s)\s*:\s*function\s*\((?P<args>[a-z,]+)\){(?P<code>[^}]+)}
|
||||
''' % _FUNC_NAME_RE,
|
||||
(?P<key>%s)\s*:\s*function\s*\((?P<args>(?:%s|,)*)\){(?P<code>[^}]+)}
|
||||
''' % (_FUNC_NAME_RE, _NAME_RE),
|
||||
fields)
|
||||
for f in fields_m:
|
||||
argnames = f.group('args').split(',')
|
||||
@ -580,7 +598,7 @@ def extract_function_code(self, funcname):
|
||||
(?:
|
||||
function\s+%(name)s|
|
||||
[{;,]\s*%(name)s\s*=\s*function|
|
||||
var\s+%(name)s\s*=\s*function
|
||||
(?:var|const|let)\s+%(name)s\s*=\s*function
|
||||
)\s*
|
||||
\((?P<args>[^)]*)\)\s*
|
||||
(?P<code>{.+})''' % {'name': re.escape(funcname)},
|
||||
@ -615,10 +633,8 @@ def build_function(self, argnames, code, *global_stack):
|
||||
argnames = tuple(argnames)
|
||||
|
||||
def resf(args, kwargs={}, allow_recursion=100):
|
||||
global_stack[0].update({
|
||||
**dict(itertools.zip_longest(argnames, args, fillvalue=None)),
|
||||
**kwargs
|
||||
})
|
||||
global_stack[0].update(itertools.zip_longest(argnames, args, fillvalue=None))
|
||||
global_stack[0].update(kwargs)
|
||||
var_stack = LocalNameSpace(*global_stack)
|
||||
ret, should_abort = self.interpret_statement(code.replace('\n', ''), var_stack, allow_recursion - 1)
|
||||
if should_abort:
|
||||
|
||||
Loading…
Reference in New Issue
Block a user