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dynamic sort table, not creating so far, needs sqldiff to update

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j 2011-01-03 19:44:54 +05:30
commit 508e84b73c
5 changed files with 267 additions and 94 deletions
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76
pandora/item/views.py
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@ -42,13 +42,14 @@ def _order_query(qs, sort, prefix='sort__'):
sort.append({'operator': '+', 'key': 'director'})
sort.append({'operator': '-', 'key': 'year'})
sort.append({'operator': '+', 'key': 'title'})
for e in sort:
operator = e['operator']
if operator != '-':
operator = ''
key = {'id': 'itemId'}.get(e['key'], e['key'])
#FIXME: this should be a property of models.ItemSort!!!
if operator=='-' and key in ('title', 'director', 'writer', 'producer', 'editor', 'cinematographer', 'language', 'country', 'year'):
if operator=='-' and '%s_desc'%key in models.ItemSort.descending_fields:
key = '%s_desc' % key
order = '%s%s%s' % (operator, prefix, key)
order_by.append(order)
@ -150,35 +151,33 @@ Positions
if 'sort' in query:
if len(query['sort']) == 1 and query['sort'][0]['key'] == 'items':
if query['group'] == "year":
query['sort'].append({'key': 'name', 'operator':'-'})
order_by = query['sort'][0]['operator'] == '-' and 'items' or '-items'
else:
query['sort'].append({'key': 'name', 'operator':'+'})
order_by = query['sort'][0]['operator'] == '-' and '-items' or 'items'
if query['group'] != "keyword":
order_by = (order_by, 'value_sort')
else:
order_by = (order_by,)
else:
order_by = query['sort'][0]['operator'] == '-' and '-value_sort' or 'value_sort'
order_by = (order_by, 'items')
else:
query['sort'] = [{'key': 'name', 'operator':'+'}]
order_by = ('-value_sort', 'items')
response['data']['items'] = []
items = 'items'
item_qs = query['qs']
qs = models.Facet.objects.filter(key=query['group']).filter(item__id__in=item_qs)
qs = qs.values('value').annotate(items=Count('id')).order_by()
name = 'value'
name_sort = 'value_sort'
qs = qs.values('value').annotate(items=Count('id')).order_by(**order_by)
#replace normalized items/name sort with actual db value
for i in range(0, len(query['sort'])):
if query['sort'][i]['key'] == 'name':
query['sort'][i]['key'] = name_sort
elif query['sort'][i]['key'] == 'items':
query['sort'][i]['key'] = items
qs = _order_query(qs, query['sort'], prefix='')
if 'ids' in query:
#FIXME: this does not scale for larger results
response['data']['positions'] = {}
ids = [j[name] for j in qs]
ids = [j['value'] for j in qs]
response['data']['positions'] = _get_positions(ids, query['ids'])
elif 'range' in data:
qs = qs[query['range'][0]:query['range'][1]]
response['data']['items'] = [{'name': i[name], 'items': i[items]} for i in qs]
response['data']['items'] = [{'name': i['value'], 'items': i[items]} for i in qs]
else:
response['data']['items'] = qs.count()
elif 'ids' in query:
@ -222,7 +221,50 @@ Positions
actions.register(find)
def autocomplete(request):
'''
param data
key
value
operator '', '^', '$'
range
return
'''
data = json.loads(request.POST['data'])
if not 'range' in data:
data['range'] = [0, 10]
op = data.get('operator', '')
if models.site_config['keys'][data['key']]['type'] == 'title':
qs = models.Item.objects.filter(available=True) #does this need more limiting? user etc
if data['value']:
if op == '':
qs = qs.filter(find__key=data['key'], find__value__icontains=data['value'])
elif op == '^':
qs = qs.filter(find__key=data['key'], find__value__istartswith=data['value'])
elif op == '$':
qs = qs.filter(find__key=data['key'], find__value__iendswith=data['value'])
qs = qs.order_by('-sort__%s'%models.site_config['keys'][data['key']]['autocompleteSortKey'])
qs = qs[data['range'][0]:data['range'][1]]
response = json_response({})
response['data']['items'] = [i.get(data['key']) for i in qs]
else:
qs = models.Facet.objects.filter(key=data['key'])
if data['value']:
if op == '':
qs = qs.filter(value__icontains=data['value'])
elif op == '^':
qs = qs.filter(value__istartswith=data['value'])
elif op == '$':
qs = qs.filter(value__iendswith=data['value'])
qs = qs.values('value').annotate(items=Count('id')).order_by('-items')
qs = qs[data['range'][0]:data['range'][1]]
response = json_response({})
response['data']['items'] = [i['value'] for i in qs]
return render_to_json_response(response)
actions.register(autocomplete)
def getItem(request):
'''
param data