def get_attributes(self):
if self.reverse:
attributes = self.extra_attributes
attributes_dict = self.get_field_attrs_for(attributes)
# Grab the ReferenceProperty field on the related model so that
# we can figureout what the inverse field name should be.
related_field = getattr(self.field._model, self.field._prop_name)
attributes_dict.update(
isMaster = False,
key = related_field.collection_name,
inverse = lcamelize(getattr(related_field, \
'verbose_name', '')) or lcamelize(related_field.name),
)
else:
attributes_dict = \
super(AppEngineRelationshipTransformer, self).get_attributes()
attributes_dict.update(
isMaster = True,
inverse = lcamelize(self.field.collection_name),
)
return attributes_dict
def get_attributes(self):
if self.reverse:
attributes = self.extra_attributes
attributes_dict = self.get_field_attrs_for(attributes)
attributes_dict.update(
isMaster = False,
#remove the _set after the field to successfully create nested Elements
key = self.field.related.get_accessor_name(),
#key = self.field.related.opts.object_name.lower(),
#isNested - important for nestedRecords
isNested = True,
nested = True,
inverse = lcamelize(self.field.verbose_name) or \
lcamelize(self.field.name),
)
else:
attributes_dict = \
super(DjangoRelationshipTransformer, self).get_attributes()
attributes_dict.update(
isMaster = True,
inverse = lcamelize(self.field.related.get_accessor_name()),
)
return attributes_dict
def get_name(self):
if self.reverse:
# Grab the ReferenceProperty field on the related model.
related_field = getattr(self.field._model, self.field._prop_name)
return lcamelize(related_field.collection_name)
return super(AppEngineRelationshipTransformer, self).get_name()
def get_name(self):
if self.reverse:
# Get the camlized related_name for the field, since there is no
# field name to use from the reverse side of the relationship.
return lcamelize(self.field.related.get_accessor_name())
return super(DjangoRelationshipTransformer, self).get_name()
def get_field_attrs_for(self, li):
"""Helper function to get the specified field attributes."""
attributes_dict = {}
# Loop over the list to find corresponding Python and SproutCore
# attribute names.
for l in li:
if not hasattr(l, '__iter__'):
l = [l]
if len(l) == 1:
pyname, scname = l[0], lcamelize(l[0])
ignore = NOT_PROVIDED
elif len(l) == 2:
pyname, scname = l[0], l[1]
ignore = NOT_PROVIDED
elif len(l) == 3:
pyname, scname, ignore = l[0], l[1], l[2]
# Get the attribute's value, ignoring it if it doesn't exist or is
# equal to the provided ignore value.
try:
attr = getattr(self.field, pyname)
if callable(attr):
attr = attr()
if attr != ignore:
attributes_dict[scname] = attr
except AttributeError:
print "%s has no attribute named '%s'" % (self.field, pyname)
except TypeError, e:
print "Unabled to call method '%s' on %s: %s" % \
(pyname, self.field, e)
except:
def get_attributes(self):
if self.reverse:
attributes = self.extra_attributes
attributes_dict = self.get_field_attrs_for(attributes)
attributes_dict.update(
isMaster = False,
key = self.field.related.get_accessor_name(),
inverse = lcamelize(self.field.verbose_name) or \
lcamelize(self.field.name),
)
else:
attributes_dict = \
super(DjangoRelationshipTransformer, self).get_attributes()
attributes_dict.update(
isMaster = True,
inverse = lcamelize(self.field.related.get_accessor_name()),
)
return attributes_dict
def get_meta(self, model):
ops = model._meta
meta_dict= dict(
transformedFrom = 'Django',
modelClass = '.'.join([ops.app_label, ops.module_name]),
verboseName = ops.verbose_name.title(),
verboseNamePlural = ops.verbose_name_plural.title(),
)
attributes = [
'get_latest_by',
'ordering',
'order_with_respect_to',
'unique_together',
]
for attr in attributes:
value = getattr(ops, attr, None)
if value is not None:
meta_dict[lcamelize(attr)] = value
return meta_dict
def get_field_attrs_for(self, li):
"""Helper function to get the specified field attributes."""
attributes_dict = {}
# Loop over the list to find corresponding Python and SproutCore
# attribute names.
for l in li:
if not hasattr(l, '__iter__'):
l = [l]
if len(l) == 1:
pyname, scname = l[0], lcamelize(l[0])
ignore = self.ignore
elif len(l) == 2:
pyname, scname = l[0], l[1]
ignore = self.ignore
elif len(l) == 3:
pyname, scname, ignore = l[0], l[1], l[2]
# Get the attribute's value, ignoring it if it doesn't exist or is
# equal to the provided ignore value.
try:
attr = getattr(self.field, pyname)
if callable(attr):
attr = attr()
if attr != ignore:
attributes_dict[scname] = attr
# TODO: how do we want to log this problem, since it occurs at
# runtime, instead of beforehand. Possibly with smart defaults?
except AttributeError:
print "%s has no attribute named '%s'" % (self.field, pyname)
except TypeError, e:
print "Unabled to call method '%s' on %s: %s" % \
(pyname, self.field, e)
except:
def get_name(self):
return lcamelize(getattr(self.field, 'verbose_name', '')) or \
lcamelize(self.field.name)
def get_name(self):
return lcamelize(self.field.verbose_name) or \
lcamelize(self.field.name)
