[archiveorg] most metadata fields are optional

Example: https://archive.org/details/Cops1922
pull/8/head
Johannes Knoedtel 10 years ago
parent 5a18403057
commit ff7a07d5c4

@ -25,6 +25,12 @@ class ArchiveOrgIE(InfoExtractor):
} }
} }
def get_optional_metadata(self, data, field):
try:
return data['metadata'][field][0]
except KeyError:
return None
def _real_extract(self, url): def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url) mobj = re.match(self._VALID_URL, url)
video_id = mobj.group('id') video_id = mobj.group('id')
@ -33,10 +39,12 @@ class ArchiveOrgIE(InfoExtractor):
json_data = self._download_webpage(json_url, video_id) json_data = self._download_webpage(json_url, video_id)
data = json.loads(json_data) data = json.loads(json_data)
title = data['metadata']['title'][0] title = self.get_optional_metadata(data, 'title')
description = data['metadata']['description'][0] description = self.get_optional_metadata(data, 'description')
uploader = data['metadata']['creator'][0] uploader = self.get_optional_metadata(data, 'creator')
upload_date = unified_strdate(data['metadata']['date'][0]) upload_date = self.get_optional_metadata(data, 'date')
if upload_date:
upload_date = unified_strdate(upload_date)
formats = [ formats = [
{ {

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