aries_cloudagent.protocols.present_proof.v2_0.formats package

Subpackages

• aries_cloudagent.protocols.present_proof.v2_0.formats.dif package
  • Submodules
  • aries_cloudagent.protocols.present_proof.v2_0.formats.dif.handler module
• aries_cloudagent.protocols.present_proof.v2_0.formats.indy package
  • Submodules
  • aries_cloudagent.protocols.present_proof.v2_0.formats.indy.handler module

Submodules

aries_cloudagent.protocols.present_proof.v2_0.formats.handler module

present-proof-v2 format handler - supports DIF and INDY.

class aries_cloudagent.protocols.present_proof.v2_0.formats.handler.V20PresFormatHandler(profile: aries_cloudagent.core.profile.Profile)

Bases: abc.ABC

Base Presentation Exchange Handler.

abstract async create_bound_request(pres_ex_record: aries_cloudagent.protocols.present_proof.v2_0.models.pres_exchange.V20PresExRecord, request_data: Optional[dict] = None) → Tuple[aries_cloudagent.protocols.present_proof.v2_0.messages.pres_format.V20PresFormat, aries_cloudagent.messaging.decorators.attach_decorator.AttachDecorator]

Create a presentation request bound to a proposal.

abstract async create_pres(pres_ex_record: aries_cloudagent.protocols.present_proof.v2_0.models.pres_exchange.V20PresExRecord, request_data: Optional[dict] = None) → Tuple[aries_cloudagent.protocols.present_proof.v2_0.messages.pres_format.V20PresFormat, aries_cloudagent.messaging.decorators.attach_decorator.AttachDecorator]

Create a presentation.

format: aries_cloudagent.protocols.present_proof.v2_0.messages.pres_format.V20PresFormat.Format = None

abstract get_format_data(message_type: str, data: dict) → Tuple[aries_cloudagent.protocols.present_proof.v2_0.messages.pres_format.V20PresFormat, aries_cloudagent.messaging.decorators.attach_decorator.AttachDecorator]

Get presentation format and attach objects for use in pres_ex messages.

abstract get_format_identifier(message_type: str) → str

Get attachment format identifier for format and message combination.

Parameters

message_type (str) – Message type for which to return the format identifier

Returns

Issue credential attachment format identifier

Return type

str

property profile: aries_cloudagent.core.profile.Profile

Accessor for the current profile instance.

Returns

The profile instance for this presentation exchange format

abstract async receive_pres(message: aries_cloudagent.protocols.present_proof.v2_0.messages.pres.V20Pres, pres_ex_record: aries_cloudagent.protocols.present_proof.v2_0.models.pres_exchange.V20PresExRecord)

Receive a presentation, from message in context on manager creation.

abstract classmethod validate_fields(message_type: str, attachment_data: dict) → None

Validate attachment data for specific message type and format.

abstract async verify_pres(pres_ex_record: aries_cloudagent.protocols.present_proof.v2_0.models.pres_exchange.V20PresExRecord) → aries_cloudagent.protocols.present_proof.v2_0.models.pres_exchange.V20PresExRecord

Verify a presentation.

exception aries_cloudagent.protocols.present_proof.v2_0.formats.handler.V20PresFormatHandlerError(*args, error_code: Optional[str] = None, **kwargs)

Bases: aries_cloudagent.core.error.BaseError

Presentation exchange format error under present-proof protocol v2.0.