def test_parse_range_header(self):
from pyramid_skosprovider.utils import parse_range_header
headers = [
{
'header': 'items=0-19',
'result': {
'start': 0,
'number': 20,
'finish': 19
}
}, {
'header': 'items:0-19',
'result': False
}, {
'header': 'test',
'result': False
}, {
'header': 'items=t-t',
'result': False
}, {
'header': 'items=10-0',
'result': {
'start': 10,
'finish': 10,
'number': 1
}
}]
for header in headers:
res = parse_range_header(header['header'])
self.assertEqual(res, header['result'])
def test_parse_range_header(self):
from pyramid_skosprovider.utils import parse_range_header
headers = [{
'header': 'items=0-19',
'result': {
'start': 0,
'number': 20,
'finish': 19
}
}, {
'header': 'items:0-19',
'result': False
}, {
'header': 'test',
'result': False
}, {
'header': 'items=t-t',
'result': False
}, {
'header': 'items=10-0',
'result': {
'start': 10,
'finish': 10,
'number': 1
}
}]
for header in headers:
res = parse_range_header(header['header'])
self.assertEqual(res, header['result'])
def get_conceptscheme_concepts(self):
scheme_id = self.request.matchdict['scheme_id']
provider = self.skos_registry.get_provider(scheme_id)
if not provider:
return HTTPNotFound()
query = {}
mode = self.request.params.get('mode', 'default')
sort = self.request.params.get('sort', None)
label = self.request.params.get('label', None)
postprocess = False
if mode == 'dijitFilteringSelect' and label == '':
concepts = []
else:
if label not in [None, '*', '']:
if mode == 'dijitFilteringSelect' and '*' in label:
postprocess = True
query['label'] = label.replace('*', '')
else:
query['label'] = label
type = self.request.params.get('type', None)
if type in ['concept', 'collection']:
query['type'] = type
coll = self.request.params.get('collection', None)
if coll is not None:
query['collection'] = {'id': coll, 'depth': 'all'}
concepts = provider.find(query)
# We need to refine results further
if postprocess:
if label.startswith('*') and label.endswith('*'):
concepts = [c for c in concepts if label[1:-1] in c['label']]
elif label.endswith('*'):
concepts = [c for c in concepts if c['label'].startswith(label[0:-1])]
elif label.startswith('*'):
concepts = [c for c in concepts if c['label'].endswith(label[1:])]
#Result sorting
if sort:
sort_desc = (sort[0:1] == '-')
sort = sort[1:] if sort[0:1] in ['-', '+'] else sort
sort = sort.strip() # dojo store does not encode '+'
if (len(concepts) > 0) and (sort in concepts[0]):
concepts.sort(key=lambda concept: concept[sort], reverse=sort_desc)
# Result paging
paging_data = False
if 'Range' in self.request.headers:
paging_data = parse_range_header(self.request.headers['Range'])
count = len(concepts)
if not paging_data:
paging_data = {
'start': 0,
'finish': count - 1 if count > 0 else 0,
'number': count
}
cslice = concepts[paging_data['start']:paging_data['finish']+1]
self.request.response.headers[ascii_native_('Content-Range')] = \
ascii_native_('items %d-%d/%d' % (
paging_data['start'], paging_data['finish'], count
))
return cslice
def _page_results(self, concepts):
# Result paging
paging_data = False
if 'Range' in self.request.headers:
paging_data = parse_range_header(self.request.headers['Range'])
count = len(concepts)
if not paging_data:
paging_data = {
'start': 0,
'finish': count - 1 if count > 0 else 0,
'number': count
}
cslice = concepts[paging_data['start']:paging_data['finish']+1]
self.request.response.headers[ascii_native_('Content-Range')] = \
ascii_native_('items %d-%d/%d' % (
paging_data['start'], paging_data['finish'], count
))
return cslice
def _page_results(self, concepts):
# Result paging
paging_data = False
if 'Range' in self.request.headers:
paging_data = parse_range_header(self.request.headers['Range'])
count = len(concepts)
if not paging_data:
paging_data = {
'start': 0,
'finish': count - 1 if count > 0 else 0,
'number': count
}
cslice = concepts[paging_data['start']:paging_data['finish'] + 1]
self.request.response.headers[ascii_native_('Content-Range')] = \
ascii_native_('items %d-%d/%d' % (
paging_data['start'], paging_data['finish'], count
))
return cslice
