58 lines
2.1 KiB
Python
58 lines
2.1 KiB
Python
# combo - content management system
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# Copyright (C) 2014-2015 Entr'ouvert
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import requests
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from django.conf import settings
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from django.core.cache import cache
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def is_wcs_enabled(cls):
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return hasattr(settings, 'KNOWN_SERVICES') and settings.KNOWN_SERVICES.get('wcs')
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def get_wcs_services():
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if not is_wcs_enabled(None):
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return {}
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return settings.KNOWN_SERVICES.get('wcs')
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def get_wcs_json(wcs_url, path):
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if not wcs_url.endswith('/'):
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wcs_url += '/'
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url = wcs_url + path
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response_json = cache.get(url)
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if response_json is None:
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response_json = requests.get(url, headers={'accept': 'application/json'}).json()
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cache.set(url, response_json)
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return response_json
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def get_wcs_options(url):
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references = []
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for wcs_key, wcs_site in get_wcs_services().iteritems():
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site_title = wcs_site.get('title')
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response_json = get_wcs_json(wcs_site.get('url'), url)
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if type(response_json) is dict:
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response_json = response_json.get('data')
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for element in response_json:
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slug = element.get('slug')
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title = element.get('title')
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if len(get_wcs_services()) == 1:
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label = title
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else:
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label = '%s : %s' % (site_title, title)
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reference = '%s:%s' % (wcs_key, slug)
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references.append((reference, label))
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references.sort(lambda x, y: cmp(x[1], y[1]))
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return references
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