def __init__(self, field, request, params, model, model_admin, field_path):
self.field_name = field.name
self.field = field
self.lookup_kwarg = '%s__in' % field_path
self.lookup_val = [
_ for _ in request.GET.get(self.lookup_kwarg, '').split(',')
if _.strip()
]
super(AjaxFieldFilter, self).__init__(
field, request, params, model, model_admin, field_path)
self.model = model
self.uuid = '_'+str(uuid.uuid4())
# _d = request.GET.copy()
# del _d[self.lookup_kwarg]
# self.base_url = request.path + '?' + _d.urlencode
# if _d:
# self.base_url += '&'
# self.base_url += self.lookup_kwarg + '='
self.ajax_url = reverse(
'model_field_search',
args=(model._meta.app_label, model.__name__.lower(), self.field_name))
def parse(cls, token):
'''Parses `token` into float.
:param token: A python object denoting a token to be pared
'''
try:
return cls.float(token)
except ValidationError:
if not isinstance(token, str):
raise
# parse semicolon as in matlab: 1:3 = [1,2,3], 1:2:3 = [1,3]
spl = [_.strip() for _ in token.split(':')]
if len(spl) < 2 or len(spl) > 3:
if ':' in token:
raise ValidationError("Expected format '<start>:<end>' or "
"'<start>:<step>:<end>', found: '%s'" %
token)
raise ValidationError("Unparsable string '%s'" % token)
start, step, stop = \
cls.float(spl[0]), 1 if len(spl) == 2 else \
cls.float(spl[1]), cls.float(spl[-1])
decimals = cls.get_decimals(*spl)
arange = np.arange(start, stop, step, dtype=float)
if decimals is not None:
if round(arange[-1].item() + step, decimals) == \
round(stop, decimals):
arange = np.append(arange, stop)
arange = np.round(arange, decimals=decimals)
if decimals == 0:
arange = arange.astype(int)
return arange.tolist()
def __init__(self, field, request, params, model, model_admin, field_path):
self.field_name = field.name
self.field = field
self.lookup_kwarg = '%s__in' % field_path
self.lookup_val = [
_ for _ in request.GET.get(self.lookup_kwarg, '').split(',')
if _.strip()
]
super(AjaxFieldFilter, self).__init__(field, request, params, model,
model_admin, field_path)
self.model = model
self.uuid = '_' + str(uuid.uuid4())
# _d = request.GET.copy()
# del _d[self.lookup_kwarg]
# self.base_url = request.path + '?' + _d.urlencode
# if _d:
# self.base_url += '&'
# self.base_url += self.lookup_kwarg + '='
self.ajax_url = reverse('model_field_search',
args=(model._meta.app_label,
model.__name__.lower(), self.field_name))
def field_widget(field, attrs):
attrs = dict(
map(lambda _: _.strip(), x.split('=')) for x in attrs.split(','))
field.field.widget.attrs.update(attrs)
return field
def field_widget(field, attrs):
attrs = dict(map(lambda _: _.strip(), x.split('=')) for x in attrs.split(','))
field.field.widget.attrs.update(attrs)
return field
