[XFileShare] Update extractor for 2024

* simplify aa_decode()
* review and update supported sites and tests
* in above, include FileMoon.sx, and remove separate module
* incorporate changes from yt-dlp
* allow for decoding multiple scripts (eg, FileMoon)
* use new JWPlayer extraction

3 files changed, 193 insertions, 147 deletions

diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 29b655c94..a56a7c52f 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -383,7 +383,6 @@ from .fc2 import (
     FC2EmbedIE,
 )
 from .fczenit import FczenitIE
-from .filemoon import FileMoonIE
 from .fifa import FifaIE
 from .filmon import (
     FilmOnIE,
diff --git a/youtube_dl/extractor/filemoon.py b/youtube_dl/extractor/filemoon.py
deleted file mode 100644
index 654df9b69..000000000
--- a/youtube_dl/extractor/filemoon.py
+++ /dev/null
@@ -1,43 +0,0 @@
-# coding: utf-8
-from __future__ import unicode_literals
-
-import re
-
-from .common import InfoExtractor
-from ..utils import (
-    decode_packed_codes,
-    js_to_json,
-)
-
-
-class FileMoonIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?filemoon\.sx/./(?P<id>\w+)'
-    _TEST = {
-        'url': 'https://filemoon.sx/e/dw40rxrzruqz',
-        'md5': '5a713742f57ac4aef29b74733e8dda01',
-        'info_dict': {
-            'id': 'dw40rxrzruqz',
-            'title': 'dw40rxrzruqz',
-            'ext': 'mp4'
-        }
-    }
-
-    def _real_extract(self, url):
-        video_id = self._match_id(url)
-
-        webpage = self._download_webpage(url, video_id)
-        matches = re.findall(r'(?s)(eval.*?)</script>', webpage)
-        packed = matches[-1]
-        unpacked = decode_packed_codes(packed)
-        jwplayer_sources = self._parse_json(
-            self._search_regex(
-                r'(?s)player\s*\.\s*setup\s*\(\s*\{\s*sources\s*:\s*(.*?])', unpacked, 'jwplayer sources'),
-            video_id, transform_source=js_to_json)
-
-        formats = self._parse_jwplayer_formats(jwplayer_sources, video_id)
-
-        return {
-            'id': video_id,
-            'title': self._generic_title(url) or video_id,
-            'formats': formats
-        }
diff --git a/youtube_dl/extractor/xfileshare.py b/youtube_dl/extractor/xfileshare.py
index df9efa9fa..4dc3032e7 100644
--- a/youtube_dl/extractor/xfileshare.py
+++ b/youtube_dl/extractor/xfileshare.py
@@ -4,20 +4,28 @@ from __future__ import unicode_literals
 import re
 
 from .common import InfoExtractor
-from ..compat import compat_chr
+from ..compat import (
+    compat_chr,
+    compat_zip as zip,
+)
 from ..utils import (
+    clean_html,
     decode_packed_codes,
     determine_ext,
     ExtractorError,
+    get_element_by_id,
     int_or_none,
-    js_to_json,
+    merge_dicts,
+    T,
+    traverse_obj,
+    url_or_none,
     urlencode_postdata,
 )
 
 
 # based on openload_decode from 2bfeee69b976fe049761dd3012e30b637ee05a58
 def aa_decode(aa_code):
-    symbol_table = [
+    symbol_table = (
         ('7', '((ﾟｰﾟ) + (o^_^o))'),
         ('6', '((o^_^o) +(o^_^o))'),
         ('5', '((ﾟｰﾟ) + (ﾟΘﾟ))'),
@@ -26,84 +34,180 @@ def aa_decode(aa_code):
         ('3', '(o^_^o)'),
         ('1', '(ﾟΘﾟ)'),
         ('0', '(c^_^o)'),
-    ]
+        ('+', ''),
+    )
     delim = '(ﾟДﾟ)[ﾟεﾟ]+'
-    ret = ''
-    for aa_char in aa_code.split(delim):
+
+    def chr_from_code(c):
         for val, pat in symbol_table:
-            aa_char = aa_char.replace(pat, val)
-        aa_char = aa_char.replace('+ ', '')
-        m = re.match(r'^\d+', aa_char)
-        if m:
-            ret += compat_chr(int(m.group(0), 8))
+            c = c.replace(pat, val)
+        if c.startswith(('u', 'U')):
+            base = 16
+            c = c[1:]
         else:
-            m = re.match(r'^u([\da-f]+)', aa_char)
-            if m:
-                ret += compat_chr(int(m.group(1), 16))
-    return ret
+            base = 10
+        c = int_or_none(c, base=base)
+        return '' if c is None else compat_chr(c)
+
+    return ''.join(
+        chr_from_code(aa_char)
+        for aa_char in aa_code.split(delim))
 
 
 class XFileShareIE(InfoExtractor):
     _SITES = (
-        (r'aparat\.cam', 'Aparat'),
-        (r'clipwatching\.com', 'ClipWatching'),
-        (r'gounlimited\.to', 'GoUnlimited'),
-        (r'govid\.me', 'GoVid'),
-        (r'holavid\.com', 'HolaVid'),
-        (r'streamty\.com', 'Streamty'),
-        (r'thevideobee\.to', 'TheVideoBee'),
-        (r'uqload\.com', 'Uqload'),
-        (r'vidbom\.com', 'VidBom'),
-        (r'vidlo\.us', 'vidlo'),
-        (r'vidlocker\.xyz', 'VidLocker'),
-        (r'vidshare\.tv', 'VidShare'),
-        (r'vup\.to', 'VUp'),
+        # status check 2024-02: site availability, G site: search
+        (r'aparat\.cam', 'Aparat'),  # Cloudflare says host error 522, apparently changed to wolfstreeam.tv
+        (r'filemoon\.sx/.', 'FileMoon'),
+        (r'gounlimited\.to', 'GoUnlimited'),  # no media pages listed
+        (r'govid\.me', 'GoVid'),  # no media pages listed
+        (r'highstream\.tv', 'HighStream'),  # clipwatching.com redirects here
+        (r'holavid\.com', 'HolaVid'),  # Cloudflare says host error 522
+        # (r'streamty\.com', 'Streamty'),  # no media pages listed, connection timeout
+        # (r'thevideobee\.to', 'TheVideoBee'),  # no pages listed, refuses connection
+        (r'uqload\.to', 'Uqload'),  # .com, .co redirect here
+        (r'(?:vedbam\.xyz|vadbam.net)', 'V?dB?m'),  # vidbom.com redirects here, but no valid media pages listed
+        (r'vidlo\.us', 'vidlo'),  # no valid media pages listed
+        (r'vidlocker\.xyz', 'VidLocker'),  # no media pages listed
+        (r'(?:w\d\.)?viidshar\.com', 'VidShare'),  # vidshare.tv redirects here
+        # (r'vup\.to', 'VUp'),  # domain not found
         (r'wolfstream\.tv', 'WolfStream'),
-        (r'xvideosharing\.com', 'XVideoSharing'),
+        (r'xvideosharing\.com', 'XVideoSharing'),  # just started showing 'maintenance mode'
     )
 
-    IE_DESC = 'XFileShare based sites: %s' % ', '.join(list(zip(*_SITES))[1])
+    IE_DESC = 'XFileShare-based sites: %s' % ', '.join(list(zip(*_SITES))[1])
     _VALID_URL = (r'https?://(?:www\.)?(?P<host>%s)/(?:embed-)?(?P<id>[0-9a-zA-Z]+)'
                   % '|'.join(site for site in list(zip(*_SITES))[0]))
+    _EMBED_REGEX = [r'<iframe\b[^>]+\bsrc=(["\'])(?P<url>(?:https?:)?//(?:%s)/embed-[0-9a-zA-Z]+.*?)\1' % '|'.join(site for site in list(zip(*_SITES))[0])]
 
     _FILE_NOT_FOUND_REGEXES = (
         r'>(?:404 - )?File Not Found<',
         r'>The file was removed by administrator<',
     )
+    _TITLE_REGEXES = (
+        r'style="z-index: [0-9]+;">([^<]+)</span>',
+        r'<td nowrap>([^<]+)</td>',
+        r'h4-fine[^>]*>([^<]+)<',
+        r'>Watch (.+)[ <]',
+        r'<h2 class="video-page-head">([^<]+)</h2>',
+        r'<h2 style="[^"]*color:#403f3d[^"]*"[^>]*>([^<]+)<',  # streamin.to (dead)
+        r'title\s*:\s*"([^"]+)"',  # govid.me
+    )
+    _SOURCE_URL_REGEXES = (
+        r'(?:file|src)\s*:\s*(["\'])(?P<url>http(?:(?!\1).)+\.(?:m3u8|mp4|flv)(?:(?!\1).)*)\1',
+        r'file_link\s*=\s*(["\'])(?P<url>http(?:(?!\1).)+)\1',
+        r'addVariable\((\\?["\'])file\1\s*,\s*(\\?["\'])(?P<url>http(?:(?!\2).)+)\2\)',
+        r'<embed[^>]+src=(["\'])(?P<url>http(?:(?!\1).)+\.(?:m3u8|mp4|flv)(?:(?!\1).)*)\1',
+    )
+    _THUMBNAIL_REGEXES = (
+        r'<video[^>]+poster="([^"]+)"',
+        r'(?:image|poster)\s*:\s*["\'](http[^"\']+)["\'],',
+    )
 
     _TESTS = [{
-        'url': 'http://xvideosharing.com/fq65f94nd2ve',
-        'md5': '4181f63957e8fe90ac836fa58dc3c8a6',
+        'note': 'link in `sources`',
+        'url': 'https://uqload.to/dcsu06gdb45o',
+        'md5': '7f8db187b254379440bf4fcad094ae86',
         'info_dict': {
-            'id': 'fq65f94nd2ve',
+            'id': 'dcsu06gdb45o',
             'ext': 'mp4',
-            'title': 'sample',
-            'thumbnail': r're:http://.*\.jpg',
+            'title': 'f2e31015957e74c8c8427982e161c3fc mp4',
+            'thumbnail': r're:https://.*\.jpg'
+        },
+        'params': {
+            'nocheckcertificate': True,
+        },
+        'expected_warnings': ['Unable to extract JWPlayer data'],
+    }, {
+        'note': 'link in decoded `sources`',
+        'url': 'https://xvideosharing.com/1tlg6agrrdgc',
+        'md5': '2608ce41932c1657ae56258a64e647d9',
+        'info_dict': {
+            'id': '1tlg6agrrdgc',
+            'ext': 'mp4',
+            'title': '0121',
+            'thumbnail': r're:https?://.*\.jpg',
+        },
+        'skip': 'This server is in maintenance mode.',
+    }, {
+        'note': 'JWPlayer link in un-p,a,c,k,e,d JS',
+        'url': 'https://filemoon.sx/e/dw40rxrzruqz',
+        'md5': '5a713742f57ac4aef29b74733e8dda01',
+        'info_dict': {
+            'id': 'dw40rxrzruqz',
+            'title': 'dw40rxrzruqz',
+            'ext': 'mp4'
+        },
+    }, {
+        'note': 'JWPlayer link in un-p,a,c,k,e,d JS',
+        'url': 'https://vadbam.net/6lnbkci96wly.html',
+        'md5': 'a1616800076177e2ac769203957c54bc',
+        'info_dict': {
+            'id': '6lnbkci96wly',
+            'title': 'Heart Crime S01 E03 weciima autos',
+            'ext': 'mp4'
+        },
+    }, {
+        'note': 'JWPlayer link in clear',
+        'url': 'https://w1.viidshar.com/nnibe0xf0h79.html',
+        'md5': 'f0a580ce9df06cc61b4a5c979d672367',
+        'info_dict': {
+            'id': 'nnibe0xf0h79',
+            'title': 'JaGa 68ar',
+            'ext': 'mp4'
+        },
+        'params': {
+            'skip_download': 'ffmpeg',
+        },
+        'expected_warnings': ['hlsnative has detected features it does not support'],
+    }, {
+        'note': 'JWPlayer link in clear',
+        'url': 'https://wolfstream.tv/a3drtehyrg52.html',
+        'md5': '1901d86a79c5e0c6a51bdc9a4cfd3769',
+        'info_dict': {
+            'id': 'a3drtehyrg52',
+            'title': 'NFL 2023 W04 DET@GB',
+            'ext': 'mp4'
         },
     }, {
         'url': 'https://aparat.cam/n4d6dh0wvlpr',
         'only_matching': True,
     }, {
-        'url': 'https://wolfstream.tv/nthme29v9u2x',
+        'url': 'https://uqload.to/ug5somm0ctnk.html',
+        'only_matching': True,
+    }, {
+        'url': 'https://highstream.tv/2owiyz3sjoux',
+        'only_matching': True,
+    }, {
+        'url': 'https://vedbam.xyz/6lnbkci96wly.html',
         'only_matching': True,
     }]
 
-    @staticmethod
-    def _extract_urls(webpage):
-        return [
-            mobj.group('url')
-            for mobj in re.finditer(
-                r'<iframe\b[^>]+\bsrc=(["\'])(?P<url>(?:https?:)?//(?:%s)/embed-[0-9a-zA-Z]+.*?)\1'
-                % '|'.join(site for site in list(zip(*XFileShareIE._SITES))[0]),
-                webpage)]
+    @classmethod
+    def _extract_urls(cls, webpage):
+
+        def yield_urls():
+            for regex in cls._EMBED_REGEX:
+                for mobj in re.finditer(regex, webpage):
+                    yield mobj.group('url')
+
+        return list(yield_urls())
 
     def _real_extract(self, url):
-        host, video_id = re.match(self._VALID_URL, url).groups()
+        host, video_id = self._match_valid_url(url).group('host', 'id')
 
-        url = 'https://%s/' % host + ('embed-%s.html' % video_id if host in ('govid.me', 'vidlo.us') else video_id)
+        url = 'https://%s/%s' % (
+            host,
+            'embed-%s.html' % video_id if host in ('govid.me', 'vidlo.us') else video_id)
         webpage = self._download_webpage(url, video_id)
-
-        if any(re.search(p, webpage) for p in self._FILE_NOT_FOUND_REGEXES):
+        container_div = get_element_by_id('container', webpage) or webpage
+        if self._search_regex(
+                r'>This server is in maintenance mode\.', container_div,
+                'maint error', group=0, default=None):
+            raise ExtractorError(clean_html(container_div), expected=True)
+        if self._search_regex(
+                self._FILE_NOT_FOUND_REGEXES, container_div,
+                'missing video error', group=0, default=None):
             raise ExtractorError('Video %s does not exist' % video_id, expected=True)
 
         fields = self._hidden_inputs(webpage)
@@ -122,59 +226,43 @@ class XFileShareIE(InfoExtractor):
                     'Content-type': 'application/x-www-form-urlencoded',
                 })
 
-        title = (self._search_regex(
-            (r'style="z-index: [0-9]+;">([^<]+)</span>',
-             r'<td nowrap>([^<]+)</td>',
-             r'h4-fine[^>]*>([^<]+)<',
-             r'>Watch (.+)[ <]',
-             r'<h2 class="video-page-head">([^<]+)</h2>',
-             r'<h2 style="[^"]*color:#403f3d[^"]*"[^>]*>([^<]+)<',  # streamin.to
-             r'title\s*:\s*"([^"]+)"'),  # govid.me
-            webpage, 'title', default=None) or self._og_search_title(
-            webpage, default=None) or video_id).strip()
-
-        for regex, func in (
-                (r'(eval\(function\(p,a,c,k,e,d\){.+)', decode_packed_codes),
-                (r'(ﾟ.+)', aa_decode)):
-            obf_code = self._search_regex(regex, webpage, 'obfuscated code', default=None)
-            if obf_code:
-                webpage = webpage.replace(obf_code, func(obf_code))
-
-        formats = []
-
-        jwplayer_data = self._search_regex(
-            [
-                r'jwplayer\("[^"]+"\)\.load\(\[({.+?})\]\);',
-                r'jwplayer\("[^"]+"\)\.setup\(({.+?})\);',
-            ], webpage,
-            'jwplayer data', default=None)
-        if jwplayer_data:
-            jwplayer_data = self._parse_json(
-                jwplayer_data.replace(r"\'", "'"), video_id, js_to_json)
+        title = (
+            self._search_regex(self._TITLE_REGEXES, webpage, 'title', default=None)
+            or self._og_search_title(webpage, default=None)
+            or video_id).strip()
+
+        obf_code = True
+        while obf_code:
+            for regex, func in (
+                    (r'(?s)(?<!-)\b(eval\(function\(p,a,c,k,e,d\)\{(?:(?!</script>).)+\)\))',
+                     decode_packed_codes),
+                    (r'(ﾟ.+)', aa_decode)):
+                obf_code = self._search_regex(regex, webpage, 'obfuscated code', default=None)
+                if obf_code:
+                    webpage = webpage.replace(obf_code, func(obf_code))
+                    break
+
+        jwplayer_data = self._find_jwplayer_data(
+            webpage.replace(r'\'', '\''), video_id)
+        result = self._parse_jwplayer_data(
+            jwplayer_data, video_id, require_title=False,
+            m3u8_id='hls', mpd_id='dash')
+
+        if not traverse_obj(result, 'formats'):
             if jwplayer_data:
-                formats = self._parse_jwplayer_data(
-                    jwplayer_data, video_id, False,
-                    m3u8_id='hls', mpd_id='dash')['formats']
-
-        if not formats:
-            urls = []
-            for regex in (
-                    r'(?:file|src)\s*:\s*(["\'])(?P<url>http(?:(?!\1).)+\.(?:m3u8|mp4|flv)(?:(?!\1).)*)\1',
-                    r'file_link\s*=\s*(["\'])(?P<url>http(?:(?!\1).)+)\1',
-                    r'addVariable\((\\?["\'])file\1\s*,\s*(\\?["\'])(?P<url>http(?:(?!\2).)+)\2\)',
-                    r'<embed[^>]+src=(["\'])(?P<url>http(?:(?!\1).)+\.(?:m3u8|mp4|flv)(?:(?!\1).)*)\1'):
+                self.report_warning(
+                    'Failed to extract JWPlayer formats', video_id=video_id)
+            urls = set()
+            for regex in self._SOURCE_URL_REGEXES:
                 for mobj in re.finditer(regex, webpage):
-                    video_url = mobj.group('url')
-                    if video_url not in urls:
-                        urls.append(video_url)
+                    urls.add(mobj.group('url'))
 
             sources = self._search_regex(
                 r'sources\s*:\s*(\[(?!{)[^\]]+\])', webpage, 'sources', default=None)
-            if sources:
-                urls.extend(self._parse_json(sources, video_id))
+            urls.update(traverse_obj(sources, (T(lambda s: self._parse_json(s, video_id)), Ellipsis)))
 
             formats = []
-            for video_url in urls:
+            for video_url in traverse_obj(urls, (Ellipsis, T(url_or_none))):
                 if determine_ext(video_url) == 'm3u8':
                     formats.extend(self._extract_m3u8_formats(
                         video_url, video_id, 'mp4',
@@ -185,17 +273,19 @@ class XFileShareIE(InfoExtractor):
                         'url': video_url,
                         'format_id': 'sd',
                     })
-        self._sort_formats(formats)
+            result = {'formats': formats}
+
+        self._sort_formats(result['formats'])
 
         thumbnail = self._search_regex(
-            [
-                r'<video[^>]+poster="([^"]+)"',
-                r'(?:image|poster)\s*:\s*["\'](http[^"\']+)["\'],',
-            ], webpage, 'thumbnail', default=None)
+            self._THUMBNAIL_REGEXES, webpage, 'thumbnail', default=None)
+
+        if not (title or result.get('title')):
+            title = self._generic_title(url) or video_id
 
-        return {
+        return merge_dicts(result, {
             'id': video_id,
-            'title': title,
+            'title': title or None,
             'thumbnail': thumbnail,
-            'formats': formats,
-        }
+            'http_headers': {'Referer': url}
+        })