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[ie] Rework _search_nextjs_v13_data helper (#13711)

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Fix 5245231e4a

Authored by: bashonly
This commit is contained in:
bashonly
2025-07-12 18:12:05 -05:00
committed by GitHub
parent 5245231e4a
commit b5fea53f20
2 changed files with 30 additions and 19 deletions
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18
yt_dlp/extractor/common.py
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@@ -1785,7 +1785,7 @@ class InfoExtractor:
def _search_nextjs_v13_data(self, webpage, video_id, fatal=True):
"""Parses Next.js app router flight data that was introduced in Next.js v13"""
nextjs_data = []
nextjs_data = {}
if not fatal and not isinstance(webpage, str):
return nextjs_data
@@ -1797,9 +1797,9 @@ class InfoExtractor:
if not isinstance(data, dict):
return
children = data.pop('children', None)
if data and isinstance(name, str) and name.startswith('$'):
if data and isinstance(name, str) and re.fullmatch(r'\$L[0-9a-f]+', name):
# It is useful hydration JSON data
nextjs_data.append(data)
nextjs_data[name[2:]] = data
flatten(children)
return
for f in flight_data:
@@ -1823,10 +1823,16 @@ class InfoExtractor:
flight_text += chunk
for f in flight_text.splitlines():
prefix, _, body = f.partition(':')
if body.startswith('[') and body.endswith(']') and re.fullmatch(r'[0-9a-f]{1,3}', prefix.lstrip()):
# The body isn't necessarily valid JSON, so this should always be non-fatal
prefix, _, body = f.lstrip().partition(':')
if not re.fullmatch(r'[0-9a-f]+', prefix):
continue
# The body still isn't guaranteed to be valid JSON, so parsing should always be non-fatal
if body.startswith('[') and body.endswith(']'):
flatten(self._parse_json(body, video_id, fatal=False, errnote=False))
elif body.startswith('{') and body.endswith('}'):
data = self._parse_json(body, video_id, fatal=False, errnote=False)
if data is not None:
nextjs_data[prefix] = data
return nextjs_data