def delete_item_assertion(request, uuid):
""" Handles POST requests to DELETE an assertion for an item """
item_edit = ItemBasicEdit(uuid, request)
if item_edit.manifest is not False:
if request.method == 'POST':
if item_edit.edit_permitted or request.user.is_superuser:
item_ass = ItemAssertion()
item_ass.uuid = uuid
item_ass.project_uuid = item_edit.manifest.project_uuid
result = item_ass.delete_assertion(request.POST)
result['errors'] = item_edit.errors
json_output = json.dumps(result, indent=4, ensure_ascii=False)
return HttpResponse(
json_output, content_type='application/json; charset=utf8')
else:
json_output = json.dumps({'error': 'edit permission required'},
indent=4,
ensure_ascii=False)
return HttpResponse(
json_output,
content_type='application/json; charset=utf8',
status=401)
else:
return HttpResponseForbidden
else:
raise Http404
def profile_field_update(self, item_man, field_uuid, field_values):
""" lookup the object for the profile's input field
based on the field_uuid
Only returns a field that is NOT
required by open context,
since those get special handling
"""
item_ass = ItemAssertion()
item_ass.source_id = item_man.source_id
for fgroup in self.profile_obj['fgroups']:
obs_num = fgroup['obs_num']
for field in fgroup['fields']:
if field['oc_required'] is False \
and field['id'] == field_uuid:
if 'obs_num' not in field:
field['obs_num'] = obs_num
# we've found the field!
# first delete existing uses of this field
Assertion.objects\
.filter(uuid=item_man.uuid,
predicate_uuid=field['predicate_uuid'])\
.delete()
value_index = 0
for field_value in field_values:
item_ass.validate_save_field_value(
item_man, field, field_value, value_index)
value_index += 1
def add_description_note(self, uuid, item_type, source_id, note):
""" adds a descriptive note to a created item """
item_assert = ItemAssertion()
item_assert.project_uuid = self.project_uuid
item_assert.source_id = source_id
item_assert.uuid = uuid
item_assert.item_type = item_type
item_assert.add_description_note(note)
def add_edit_item_assertion(request, uuid):
""" Handles POST requests to add an assertion for an item """
item_edit = ItemBasicEdit(uuid, request)
if item_edit.manifest is not False:
if request.method == 'POST':
if item_edit.edit_permitted or request.user.is_superuser:
field_data = False
if 'field_data' in request.POST:
field_data_json = request.POST['field_data']
try:
field_data = json.loads(field_data_json)
except:
field_data = False
if field_data is False:
json_output = json.dumps(
{
'error':
'Need to POST "field_data" with JSON encoded text.'
},
indent=4,
ensure_ascii=False)
return HttpResponse(
json_output,
content_type='application/json; charset=utf8',
status=400)
else:
item_ass = ItemAssertion()
item_ass.uuid = uuid
item_ass.project_uuid = item_edit.manifest.project_uuid
result = item_ass.add_edit_assertions(
field_data, item_edit.manifest)
result['errors'] = item_edit.errors
json_output = json.dumps(result,
indent=4,
ensure_ascii=False)
return HttpResponse(
json_output,
content_type='application/json; charset=utf8')
else:
json_output = json.dumps({'error': 'edit permission required'},
indent=4,
ensure_ascii=False)
return HttpResponse(
json_output,
content_type='application/json; charset=utf8',
status=401)
else:
return HttpResponseForbidden
else:
raise Http404
def profile_field_update(self, item_man, sub_field_key, act_sub_field):
""" lookup the object for the profile's input field
based on the field_uuid
Only returns a field that is NOT
required by open context,
since those get special handling
"""
# field_uuid is the field identifier from the data
# submitted by the user
field_uuid = act_sub_field['field_uuid']
for fgroup in self.profile_obj['fgroups']:
obs_num = fgroup['obs_num']
for field in fgroup['fields']:
if field['oc_required'] is False \
and field['id'] == field_uuid:
if 'obs_num' not in act_sub_field:
act_sub_field['obs_num'] = obs_num
# we've found the field!
# first delete existing uses of this field
item_ass = ItemAssertion()
item_ass.source_id = item_man.source_id
add_edit_field_data = {sub_field_key: act_sub_field}
item_ass.add_edit_assertions(add_edit_field_data, item_man)