def process_stock(xform, case_db=None):
"""
process the commtrack xml constructs in an incoming submission
"""
case_db = case_db or CaseDbCache()
assert isinstance(case_db, CaseDbCache)
stock_report_helpers, case_actions = get_stock_actions(xform)
# omitted: normalize_transactions (used for bulk requisitions?)
# validate product ids
if any(transaction_helper.product_id in ('', None)
for stock_report_helper in stock_report_helpers
for transaction_helper in stock_report_helper.transactions):
raise MissingProductId(
_('Product IDs must be set for all ledger updates!'))
relevant_cases = []
# touch every case for proper ota restore logic syncing to be preserved
for case_id, case_action in case_actions:
case = case_db.get(case_id)
relevant_cases.append(case)
if case is None:
raise IllegalCaseId(
_('Ledger transaction references invalid Case ID "{}"')
.format(case_id))
# hack: clear the sync log id so this modification always counts
# since consumption data could change server-side
case_action.sync_log_id = ''
case.actions.append(case_action)
case_db.mark_changed(case)
def validate(self):
"""
Validates this object as best we can and raises Exceptions if we find anything invalid .
"""
if any(transaction_helper.product_id in ('', None)
for transaction_helper in self.transactions):
raise MissingProductId(
_('Product IDs must be set for all ledger updates!'))