def query(self, constraint, sortby=None, typenames=None,
maxrecords=10, startposition=0):
''' Query records from underlying repository '''
# run the raw query and get total
if 'where' in constraint: # GetRecords with constraint
query = Resource.objects.extra(where=[constraint['where']], params=constraint['values'])
else: # GetRecords sans constraint
query = Resource.objects
total = query.count()
# apply sorting, limit and offset
if sortby is not None:
if 'spatial' in sortby and sortby['spatial']: # spatial sort
desc = False
if sortby['order'] == 'DESC':
desc = True
query = query.all()
return [str(total), sorted(query, key=lambda x: float(util.get_geometry_area(getattr(x, sortby['propertyname']))), reverse=desc)[startposition:maxrecords]]
if sortby['order'] == 'DESC':
pname = '-%s' % sortby['propertyname']
else:
pname = sortby['propertyname']
return [str(total), \
query.order_by(pname)[startposition:maxrecords]]
else: # no sort
return [str(total), query.all()[startposition:maxrecords]]
def query(self, constraint, sortby=None, typenames=None,
maxrecords=10, startposition=0):
''' Query records from underlying repository '''
# run the raw query and get total
if 'where' in constraint: # GetRecords with constraint
query = self._get_repo_filter(Resource.objects).extra(where=[constraint['where']], params=constraint['values'])
else: # GetRecords sans constraint
query = self._get_repo_filter(Resource.objects)
total = query.count()
# apply sorting, limit and offset
if sortby is not None:
if 'spatial' in sortby and sortby['spatial']: # spatial sort
desc = False
if sortby['order'] == 'DESC':
desc = True
query = query.all()
return [str(total), sorted(query, key=lambda x: float(util.get_geometry_area(getattr(x, sortby['propertyname']))), reverse=desc)[startposition:startposition+int(maxrecords)]]
if sortby['order'] == 'DESC':
pname = '-%s' % sortby['propertyname']
else:
pname = sortby['propertyname']
return [str(total), \
query.order_by(pname)[startposition:startposition+int(maxrecords)]]
else: # no sort
return [str(total), query.all()[startposition:startposition+int(maxrecords)]]
def query(self, constraint, sortby=None, typenames=None, maxrecords=10, startposition=0):
""" Query records from underlying repository """
# run the raw query and get total
if "where" in constraint: # GetRecords with constraint
query = Resource.objects.extra(where=[constraint["where"]], params=constraint["values"])
else: # GetRecords sans constraint
query = Resource.objects
total = query.count()
# apply sorting, limit and offset
if sortby is not None:
if "spatial" in sortby and sortby["spatial"]: # spatial sort
desc = False
if sortby["order"] == "DESC":
desc = True
query = query.all()
return [
str(total),
sorted(
query,
key=lambda x: float(util.get_geometry_area(getattr(x, sortby["propertyname"]))),
reverse=desc,
)[startposition:maxrecords],
]
if sortby["order"] == "DESC":
pname = "-%s" % sortby["propertyname"]
else:
pname = sortby["propertyname"]
return [str(total), query.order_by(pname)[startposition:maxrecords]]
else: # no sort
return [str(total), query.all()[startposition:maxrecords]]
def query(self, constraint, sortby=None, typenames=None,
maxrecords=10, startposition=0):
''' Query records from underlying repository '''
# run the raw query and get total
if 'where' in constraint: # GetRecords with constraint
# escape wildcards for django
if constraint['where'].find('%') != -1:
constraint['where'] = constraint['where'].replace('%','%%')
query = Resource.objects.extra(where=[constraint['where']])
else: # GetRecords sans constraint
query = Resource.objects
total = query.count()
# apply sorting, limit and offset
if sortby is not None:
if 'spatial' in sortby and sortby['spatial']: # spatial sort
desc = False
if sortby['order'] == 'DESC':
desc = True
return [str(total), sorted(query, key=lambda x: float(util.get_geometry_area(getattr(x, sortby['propertyname']))), reverse=desc)[startposition:maxrecords]]
if sortby['order'] == 'DESC':
pname = '-%s' % sortby['propertyname']
else:
pname = sortby['propertyname']
return [str(total), \
query.order_by(pname)[startposition:maxrecords]]
else: # no sort
return [str(total), query[startposition:maxrecords]]
def query(self,
constraint,
sortby=None,
typenames=None,
maxrecords=10,
startposition=0):
''' Query records from underlying repository '''
# run the raw query and get total
if constraint.has_key('where'): # GetRecords with constraint
# escape wildcards for django
if constraint['where'].find('%') != -1:
constraint['where'] = constraint['where'].replace('%', '%%')
if not typenames: # any typename
query = Resource.objects.extra(where=[constraint['where']])
else:
query = Resource.objects.filter(
csw_typename__in=typenames).extra(
where=[constraint['where']])
total = query.count()
else: # GetRecords sans constraint
if not typenames: # any typename
query = Resource.objects
else:
query = Resource.objects.filter(csw_typename__in=typenames)
total = query.count()
# apply sorting, limit and offset
if sortby is not None:
if sortby.has_key(
'spatial') and sortby['spatial'] is True: # spatial sort
desc = False
if sortby['order'] == 'DESC':
desc = True
return [
str(total),
sorted(query,
key=lambda x: float(
util.get_geometry_area(
getattr(x, sortby['propertyname']))),
reverse=desc)[startposition:maxrecords]
]
if sortby['order'] == 'DESC':
pname = '-%s' % sortby['propertyname']
else:
pname = sortby['propertyname']
return [str(total), \
query.order_by(pname)[startposition:maxrecords]]
else: # no sort
return [str(total), query[startposition:maxrecords]]
