openmedialibrary/oml/metaremote.py

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# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
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import json
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from urllib.parse import urlencode
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from ox.cache import read_url
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import settings
import logging
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logger = logging.getLogger(__name__)
def request(action, data):
data = urlencode({
'action': action,
'data': json.dumps(data)
})
url = 'http://meta.openmedialibrary.com/api/'
try:
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return json.loads(read_url(url, data, timeout=60).decode('utf-8'))['data']
except:
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logger.debug('metadata request failed', exc_info=True)
return {}
def find(query):
logger.debug('find %s', query)
return request('findMetadata', {'query': query}).get('items', [])
def lookup(key, value):
logger.debug('lookup %s %s', key, value)
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data = request('getMetadata', {key: value})
for key in [k['id'] for k in settings.config['itemKeys'] if isinstance(k['type'], list)]:
if key in data and not isinstance(data[key], list):
data[key] = [data[key]]
return data