Merge dc179db221 into c5098961b0

Now also succeeds with player b12cc44b

test/test_jsinterp.py

@@ -425,6 +425,34 @@ class TestJSInterpreter(unittest.TestCase):
             self._test(jsi, [''], args=['', '-'])
             self._test(jsi, [], args=['', ''])
 
+    def test_slice(self):
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice()}', [0, 1, 2, 3, 4, 5, 6, 7, 8])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(0)}', [0, 1, 2, 3, 4, 5, 6, 7, 8])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(5)}', [5, 6, 7, 8])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(99)}', [])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(-2)}', [7, 8])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(-99)}', [0, 1, 2, 3, 4, 5, 6, 7, 8])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(0, 0)}', [])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(1, 0)}', [])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(0, 1)}', [0])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(3, 6)}', [3, 4, 5])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(1, -1)}', [1, 2, 3, 4, 5, 6, 7])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(-1, 1)}', [])
+        self._test('function f(){return [0, 1, 2, 3, 4, 5, 6, 7, 8].slice(-3, -1)}', [6, 7])
+        self._test('function f(){return "012345678".slice()}', '012345678')
+        self._test('function f(){return "012345678".slice(0)}', '012345678')
+        self._test('function f(){return "012345678".slice(5)}', '5678')
+        self._test('function f(){return "012345678".slice(99)}', '')
+        self._test('function f(){return "012345678".slice(-2)}', '78')
+        self._test('function f(){return "012345678".slice(-99)}', '012345678')
+        self._test('function f(){return "012345678".slice(0, 0)}', '')
+        self._test('function f(){return "012345678".slice(1, 0)}', '')
+        self._test('function f(){return "012345678".slice(0, 1)}', '0')
+        self._test('function f(){return "012345678".slice(3, 6)}', '345')
+        self._test('function f(){return "012345678".slice(1, -1)}', '1234567')
+        self._test('function f(){return "012345678".slice(-1, 1)}', '')
+        self._test('function f(){return "012345678".slice(-3, -1)}', '67')
+
 
 if __name__ == '__main__':
     unittest.main()

test/test_youtube_signature.py

@@ -174,6 +174,14 @@ _NSIG_TESTS = [
         'https://www.youtube.com/s/player/5604538d/player_ias.vflset/en_US/base.js',
         '7X-he4jjvMx7BCX', 'sViSydX8IHtdWA',
     ),
+    (
+        'https://www.youtube.com/s/player/20dfca59/player_ias.vflset/en_US/base.js',
+        '-fLCxedkAk4LUTK2', 'O8kfRq1y1eyHGw',
+    ),
+    (
+        'https://www.youtube.com/s/player/b12cc44b/player_ias.vflset/en_US/base.js',
+        'keLa5R2U00sR9SQK', 'N1OGyujjEwMnLw',
+    ),
 ]
 
 

youtube_dl/YoutubeDL.py

@@ -122,6 +122,7 @@ from .postprocessor import (
     FFmpegFixupM4aPP,
     FFmpegFixupStretchedPP,
     FFmpegMergerPP,
+    FFmpegConcatPP,
     FFmpegPostProcessor,
     get_postprocessor,
 )
@@ -1206,6 +1207,20 @@ class YoutubeDL(object):
             entry_result = self.__process_iterable_entry(entry, download, extra)
             # TODO: skip failed (empty) entries?
             playlist_results.append(entry_result)
+
+        if self.params.get('concat_playlist', False):
+            concat_pp = FFmpegConcatPP(self)
+            ie_result['__postprocessors'] = [concat_pp]
+            ie_result['__files_to_concat'] = list(map(lambda e: e['_filename'], entries))
+
+            filename_wo_ext = self.prepare_filename(ie_result)
+
+            # Ensure filename always has a correct extension for successful merge
+            ie_result['ext'] = self.params.get('merge_output_format') or entries[0]['ext']
+            ie_result['_filename'] = filename = '%s.%s' % (filename_wo_ext, ie_result['ext'])
+
+            self.post_process(filename, ie_result)
+
         ie_result['entries'] = playlist_results
         self.to_screen('[download] Finished downloading playlist: %s' % playlist)
         return ie_result
@@ -1858,6 +1873,7 @@ class YoutubeDL(object):
                 new_info = dict(info_dict)
                 new_info.update(format)
                 self.process_info(new_info)
+                format.update(new_info)
         # We update the info dict with the best quality format (backwards compatibility)
         info_dict.update(formats_to_download[-1])
         return info_dict

youtube_dl/__init__.py

@@ -411,6 +411,7 @@ def _real_main(argv=None):
         'youtube_include_dash_manifest': opts.youtube_include_dash_manifest,
         'encoding': opts.encoding,
         'extract_flat': opts.extract_flat,
+        'concat_playlist': opts.concat_playlist,
         'mark_watched': opts.mark_watched,
         'merge_output_format': opts.merge_output_format,
         'postprocessors': postprocessors,

youtube_dl/extractor/youtube.py

@@ -1659,17 +1659,46 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
     def _extract_n_function_name(self, jscode):
         func_name, idx = self._search_regex(
             # new: (b=String.fromCharCode(110),c=a.get(b))&&c=nfunc[idx](c)
-            # or:  (b="nn"[+a.D],c=a.get(b))&&(c=nfunc[idx](c)s
+            # or:  (b="nn"[+a.D],c=a.get(b))&&(c=nfunc[idx](c)
-            # old: .get("n"))&&(b=nfunc[idx](b)
+            # or:  (PL(a),b=a.j.n||null)&&(b=nfunc[idx](b)
-            # older: .get("n"))&&(b=nfunc(b)
+            # or:  (b="nn"[+a.D],vL(a),c=a.j[b]||null)&&(c=narray[idx](c),a.set(b,c),narray.length||nfunc("")
+            # old: (b=a.get("n"))&&(b=nfunc[idx](b)(?P<c>[a-z])\s*=\s*[a-z]\s*
+            # older: (b=a.get("n"))&&(b=nfunc(b)
             r'''(?x)
-                (?:\(\s*(?P<b>[a-z])\s*=\s*(?:
+                \((?:[\w$()\s]+,)*?\s*      # (
+                (?P<b>[a-z])\s*=\s*         # b=
+                (?:
+                    (?:                     # expect ,c=a.get(b) (etc)
                         String\s*\.\s*fromCharCode\s*\(\s*110\s*\)|
                         "n+"\[\s*\+?s*[\w$.]+\s*]
-                )\s*,(?P<c>[a-z])\s*=\s*[a-z]\s*)?
+                    )\s*(?:,[\w$()\s]+(?=,))*|
-                \.\s*get\s*\(\s*(?(b)(?P=b)|"n{1,2}")(?:\s*\)){2}\s*&&\s*\(\s*(?(c)(?P=c)|b)\s*=\s*
+                       (?P<old>[\w$]+)      # a (old[er])
+                   )\s*
+                   (?(old)
+                                            # b.get("n")
+                       (?:\.\s*[\w$]+\s*|\[\s*[\w$]+\s*]\s*)*?
+                       (?:\.\s*n|\[\s*"n"\s*]|\.\s*get\s*\(\s*"n"\s*\))
+                       |                    # ,c=a.get(b)
+                       ,\s*(?P<c>[a-z])\s*=\s*[a-z]\s*
+                       (?:\.\s*[\w$]+\s*|\[\s*[\w$]+\s*]\s*)*?
+                       (?:\[\s*(?P=b)\s*]|\.\s*get\s*\(\s*(?P=b)\s*\))
+                   )
+                                            # interstitial junk
+                   \s*(?:\|\|\s*null\s*)?(?:\)\s*)?&&\s*(?:\(\s*)?
+               (?(c)(?P=c)|(?P=b))\s*=\s*   # [c|b]=
+                                            # nfunc|nfunc[idx]
                    (?P<nfunc>[a-zA-Z_$][\w$]*)(?:\s*\[(?P<idx>\d+)\])?\s*\(\s*[\w$]+\s*\)
-            ''', jscode, 'Initial JS player n function name', group=('nfunc', 'idx'))
+            ''', jscode, 'Initial JS player n function name', group=('nfunc', 'idx'),
+            default=(None, None))
+        # thx bashonly: yt-dlp/yt-dlp/pull/10611
+        if not func_name:
+            self.report_warning('Falling back to generic n function search')
+            return self._search_regex(
+                r'''(?xs)
+                    (?:(?<=[^\w$])|^)       # instead of \b, which ignores $
+                    (?P<name>(?!\d)[a-zA-Z\d_$]+)\s*=\s*function\((?!\d)[a-zA-Z\d_$]+\)
+                    \s*\{(?:(?!};).)+?["']enhanced_except_
+                ''', jscode, 'Initial JS player n function name', group='name')
         if not idx:
             return func_name
 

youtube_dl/jsinterp.py

@@ -925,9 +925,16 @@ class JSInterpreter(object):
                     obj.reverse()
                     return obj
                 elif member == 'slice':
-                    assertion(isinstance(obj, list), 'must be applied on a list')
+                    assertion(isinstance(obj, (list, compat_str)), 'must be applied on a list or string')
-                    assertion(len(argvals) == 1, 'takes exactly one argument')
+                    # From [1]:
-                    return obj[argvals[0]:]
+                    # .slice() - like [:]
+                    # .slice(n) - like [n:] (not [slice(n)]
+                    # .slice(m, n) - like [m:n] or [slice(m, n)]
+                    # [1] https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/slice
+                    assertion(len(argvals) <= 2, 'takes between 0 and 2 arguments')
+                    if len(argvals) < 2:
+                        argvals += (None,)
+                    return obj[slice(*argvals)]
                 elif member == 'splice':
                     assertion(isinstance(obj, list), 'must be applied on a list')
                     assertion(argvals, 'takes one or more arguments')

youtube_dl/options.py

@@ -183,6 +183,11 @@ def parseOpts(overrideArguments=None):
         action='store_const', dest='extract_flat', const='in_playlist',
         default=False,
         help='Do not extract the videos of a playlist, only list them.')
+    general.add_option(
+        '--concat-playlist',
+        action='store_true', dest='concat_playlist', default=False,
+        help='Concatenate all videos in a playlist into a single video file. Useful for services which split up full '
+             'episodes into multiple segments.')
     general.add_option(
         '--mark-watched',
         action='store_true', dest='mark_watched', default=False,

youtube_dl/postprocessor/__init__.py

@@ -9,6 +9,7 @@ from .ffmpeg import (
     FFmpegFixupM3u8PP,
     FFmpegFixupM4aPP,
     FFmpegMergerPP,
+    FFmpegConcatPP,
     FFmpegMetadataPP,
     FFmpegVideoConvertorPP,
     FFmpegSubtitlesConvertorPP,
@@ -31,6 +32,7 @@ __all__ = [
     'FFmpegFixupM4aPP',
     'FFmpegFixupStretchedPP',
     'FFmpegMergerPP',
+    'FFmpegConcatPP',
     'FFmpegMetadataPP',
     'FFmpegPostProcessor',
     'FFmpegSubtitlesConvertorPP',

youtube_dl/postprocessor/embedthumbnail.py

@@ -84,7 +84,7 @@ class EmbedThumbnailPP(FFmpegPostProcessor):
 
             self._downloader.to_screen('[ffmpeg] Adding thumbnail to "%s"' % filename)
 
-            self.run_ffmpeg_multiple_files([filename, thumbnail_filename], temp_filename, options)
+            self.run_ffmpeg_multiple_files([filename, thumbnail_filename], temp_filename, options, [])
 
             if not self._already_have_thumbnail:
                 os.remove(encodeFilename(thumbnail_filename))

youtube_dl/postprocessor/ffmpeg.py

@@ -5,7 +5,6 @@ import subprocess
 import time
 import re
 
-
 from .common import AudioConversionError, PostProcessor
 
 from ..compat import compat_open as open
@@ -24,7 +23,6 @@ from ..utils import (
     replace_extension,
 )
 
-
 EXT_TO_OUT_FORMATS = {
     'aac': 'adts',
     'flac': 'flac',
@@ -196,7 +194,7 @@ class FFmpegPostProcessor(PostProcessor):
                 return mobj.group(1)
         return None
 
-    def run_ffmpeg_multiple_files(self, input_paths, out_path, opts):
+    def run_ffmpeg_multiple_files(self, input_paths, out_path, opts, file_opts):
         self.check_version()
 
         oldest_mtime = min(
@@ -207,6 +205,7 @@ class FFmpegPostProcessor(PostProcessor):
         files_cmd = []
         for path in input_paths:
             files_cmd.extend([
+                *file_opts,
                 encodeArgument('-i'),
                 encodeFilename(self._ffmpeg_filename_argument(path), True)
             ])
@@ -231,8 +230,8 @@ class FFmpegPostProcessor(PostProcessor):
             raise FFmpegPostProcessorError(msg)
         self.try_utime(out_path, oldest_mtime, oldest_mtime)
 
-    def run_ffmpeg(self, path, out_path, opts):
+    def run_ffmpeg(self, path, out_path, opts, file_opts):
-        self.run_ffmpeg_multiple_files([path], out_path, opts)
+        self.run_ffmpeg_multiple_files([path], out_path, opts, file_opts)
 
     def _ffmpeg_filename_argument(self, fn):
         # Always use 'file:' because the filename may contain ':' (ffmpeg
@@ -270,7 +269,8 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):
             raise PostProcessingError('WARNING: unable to obtain file audio codec with ffprobe')
 
         more_opts = []
-        if self._preferredcodec == 'best' or self._preferredcodec == filecodec or (self._preferredcodec == 'm4a' and filecodec == 'aac'):
+        if self._preferredcodec == 'best' or self._preferredcodec == filecodec or (
+                self._preferredcodec == 'm4a' and filecodec == 'aac'):
             if filecodec == 'aac' and self._preferredcodec in ['m4a', 'best']:
                 # Lossless, but in another container
                 acodec = 'copy'
@@ -315,7 +315,8 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor):
                 extension = 'wav'
                 more_opts += ['-f', 'wav']
 
-        prefix, sep, ext = path.rpartition('.')  # not os.path.splitext, since the latter does not work on unicode in all setups
+        prefix, sep, ext = path.rpartition(
+            '.')  # not os.path.splitext, since the latter does not work on unicode in all setups
         new_path = prefix + sep + extension
 
         information['filepath'] = new_path
@@ -353,14 +354,16 @@ class FFmpegVideoConvertorPP(FFmpegPostProcessor):
     def run(self, information):
         path = information['filepath']
         if information['ext'] == self._preferedformat:
-            self._downloader.to_screen('[ffmpeg] Not converting video file %s - already is in target format %s' % (path, self._preferedformat))
+            self._downloader.to_screen(
+                '[ffmpeg] Not converting video file %s - already is in target format %s' % (path, self._preferedformat))
             return [], information
         options = []
         if self._preferedformat == 'avi':
             options.extend(['-c:v', 'libxvid', '-vtag', 'XVID'])
         prefix, sep, ext = path.rpartition('.')
         outpath = prefix + sep + self._preferedformat
-        self._downloader.to_screen('[' + 'ffmpeg' + '] Converting video from %s to %s, Destination: ' % (information['ext'], self._preferedformat) + outpath)
+        self._downloader.to_screen('[' + 'ffmpeg' + '] Converting video from %s to %s, Destination: ' % (
+        information['ext'], self._preferedformat) + outpath)
         self.run_ffmpeg(path, outpath, options)
         information['filepath'] = outpath
         information['format'] = self._preferedformat
@@ -419,7 +422,7 @@ class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):
 
         temp_filename = prepend_extension(filename, 'temp')
         self._downloader.to_screen('[ffmpeg] Embedding subtitles in \'%s\'' % filename)
-        self.run_ffmpeg_multiple_files(input_files, temp_filename, opts)
+        self.run_ffmpeg_multiple_files(input_files, temp_filename, opts, [])
         os.remove(encodeFilename(filename))
         os.rename(encodeFilename(temp_filename), encodeFilename(filename))
 
@@ -502,7 +505,7 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
                 options.extend(['-map_metadata', '1'])
 
         self._downloader.to_screen('[ffmpeg] Adding metadata to \'%s\'' % filename)
-        self.run_ffmpeg_multiple_files(in_filenames, temp_filename, options)
+        self.run_ffmpeg_multiple_files(in_filenames, temp_filename, options, [])
         if chapters:
             os.remove(metadata_filename)
         os.remove(encodeFilename(filename))
@@ -516,7 +519,7 @@ class FFmpegMergerPP(FFmpegPostProcessor):
         temp_filename = prepend_extension(filename, 'temp')
         args = ['-c', 'copy', '-map', '0:v:0', '-map', '1:a:0']
         self._downloader.to_screen('[ffmpeg] Merging formats into "%s"' % filename)
-        self.run_ffmpeg_multiple_files(info['__files_to_merge'], temp_filename, args)
+        self.run_ffmpeg_multiple_files(info['__files_to_merge'], temp_filename, args, [])
         os.rename(encodeFilename(temp_filename), encodeFilename(filename))
         return info['__files_to_merge'], info
 
@@ -538,6 +541,29 @@ class FFmpegMergerPP(FFmpegPostProcessor):
         return True
 
 
+class FFmpegConcatPP(FFmpegPostProcessor):
+    def run(self, info):
+        filename = info['filepath']
+
+        list_filename = prepend_extension(filename, 'list')
+        temp_filename = prepend_extension(filename, 'temp')
+
+        with open(list_filename, 'wt') as f:
+            f.write('ffconcat version 1.0\n')
+            for file in info['__files_to_concat']:
+                f.write("file '%s'\n" % self._ffmpeg_filename_argument(file))
+
+        file_opts = ['-f', 'concat', '-safe', '0']
+        opts = ['-c', 'copy']
+        self._downloader.to_screen('[ffmpeg] Concatenating files into "%s"' % filename)
+        self.run_ffmpeg(list_filename, temp_filename, opts, file_opts)
+        os.rename(encodeFilename(temp_filename), encodeFilename(filename))
+        return info['__files_to_concat'], info
+
+    def can_merge(self):
+        return True
+
+
 class FFmpegFixupStretchedPP(FFmpegPostProcessor):
     def run(self, info):
         stretched_ratio = info.get('stretched_ratio')
@@ -583,7 +609,7 @@ class FFmpegFixupM3u8PP(FFmpegPostProcessor):
 
             options = ['-c', 'copy', '-f', 'mp4', '-bsf:a', 'aac_adtstoasc']
             self._downloader.to_screen('[ffmpeg] Fixing malformed AAC bitstream in "%s"' % filename)
-            self.run_ffmpeg(filename, temp_filename, options)
+            self.run_ffmpeg(filename, temp_filename, options, [])
 
             os.remove(encodeFilename(filename))
             os.rename(encodeFilename(temp_filename), encodeFilename(filename))