"""Connection request handler under RFC 23 (DID exchange)."""
from .....messaging.base_handler import BaseHandler, BaseResponder, RequestContext
from ....problem_report.v1_0.message import ProblemReport
from ..manager import DIDXManager, DIDXManagerError
from ..messages.request import DIDXRequest
[docs]class DIDXRequestHandler(BaseHandler):
"""Handler class for connection request message under RFC 23 (DID exchange)."""
[docs] async def handle(self, context: RequestContext, responder: BaseResponder):
"""
Handle connection request under RFC 23 (DID exchange).
Args:
context: Request context
responder: Responder callback
"""
self._logger.debug(f"DIDXRequestHandler called with context {context}")
assert isinstance(context.message, DIDXRequest)
session = await context.session()
mgr = DIDXManager(session)
if context.connection_record:
mediation_metadata = await context.connection_record.metadata_get(
session, "mediation", {}
)
else:
mediation_metadata = {}
try:
await mgr.receive_request(
request=context.message,
recipient_did=context.message_receipt.recipient_did,
recipient_verkey=(
None
if context.message_receipt.recipient_did_public
else context.message_receipt.recipient_verkey
),
mediation_id=mediation_metadata.get("id"),
)
except DIDXManagerError as e:
self._logger.exception("Error receiving RFC 23 connection request")
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,
)