def get_simple_instance(self, custom_values={}):
simple_xforms = XForm.objects.filter(title=u"WaterSimple")
if simple_xforms.count() == 0:
xf = self.create_simple_xform()
else:
xf = simple_xforms[0]
#these values can be overridden with custom values
values = {
u'device_id': u'12345',
u'start': u'2011-01-01T09:50:06.966',
u'end': u'2011-01-01T09:53:22.965',
u'geopoint': u'40.783594633609184 -73.96436698913574 300.0 4.0'
}
if u'start' in custom_values:
st = custom_values[u'start']
custom_values[u'start'] = st.strftime(XFORM_TIME_FORMAT)
#if no end_time is specified, defaults to 1 hour
values[u'end'] = (st + ONE_HOUR).strftime(XFORM_TIME_FORMAT)
if u'end' in custom_values:
custom_values[u'end'] = custom_values[u'end'].strftime(
XFORM_TIME_FORMAT)
values.update(custom_values)
water_simple_survey = _load_simple_survey_object()
simple_survey = water_simple_survey.instantiate()
for k, v in values.items():
simple_survey.answer(name=k, value=v)
#setting the id_string so that it doesn't end up
#with the timestamp of the new survey object
simple_survey._id = xf.id_string
instance_xml = simple_survey.to_xml()
return Instance(xml=instance_xml)
def get_registration_instance(self, custom_values={}):
"""
1. Checks to see if the registration form has been created alread. If not, it loads it in.
2. Loads a registration instance.
"""
registration_xforms = XForm.objects.filter(title=u"registration")
if registration_xforms.count() == 0:
xf = self.create_registration_xform()
else:
xf = registration_xforms[0]
values = {
u'device_id': u'12345',
u'start': u'2011-01-01T09:50:06.966',
u'end': u'2011-01-01T09:53:22.965'
}
if u'start' in custom_values:
st = custom_values[u'start']
custom_values[u'start'] = st.strftime(XFORM_TIME_FORMAT)
#if no end_time is specified, defaults to 1 hour
values[u'end'] = (st + ONE_HOUR).strftime(XFORM_TIME_FORMAT)
if u'end' in custom_values:
custom_values[u'end'] = custom_values[u'end'].strftime(
XFORM_TIME_FORMAT)
values.update(custom_values)
reg_xform = _load_registration_survey_object()
reg_instance = reg_xform.instantiate()
reg_instance._id = xf.id_string
for k, v in values.items():
reg_instance.answer(name=k, value=v)
instance_xml = reg_instance.to_xml()
return Instance(xml=instance_xml)
