"""DID exchange response handler under RFC 23."""
from .....messaging.base_handler import (
BaseHandler,
BaseResponder,
RequestContext,
)
from ....problem_report.v1_0.message import ProblemReport
from ....trustping.v1_0.messages.ping import Ping
from ..manager import DIDXManager, DIDXManagerError
from ..messages.response import DIDXResponse
[docs]class DIDXResponseHandler(BaseHandler):
"""Handler class for DID exchange response message under RFC 23."""
[docs] async def handle(self, context: RequestContext, responder: BaseResponder):
"""
Handle DID exchange response under RFC 23.
Args:
context: Request context
responder: Responder callback
"""
self._logger.debug(f"DIDXResponseHandler called with context {context}")
assert isinstance(context.message, DIDXResponse)
session = await context.session()
mgr = DIDXManager(session)
try:
conn_rec = await mgr.accept_response(
context.message, context.message_receipt
)
except DIDXManagerError as e:
self._logger.exception("Error receiving DID exchange response")
if e.error_code:
targets = None
if context.message.did_doc_attach:
try:
targets = mgr.diddoc_connection_targets(
context.message.did_doc_attach,
context.message_receipt.recipient_verkey,
)
except DIDXManagerError:
self._logger.exception(
"Error parsing DIDDoc for problem report"
)
await responder.send_reply(
ProblemReport(description={"en": e.message, "code": e.error_code}),
target_list=targets,
)
return
# send trust ping in response
if context.settings.get("auto_ping_connection"):
await responder.send(Ping(), connection_id=conn_rec.connection_id)