ereuse/devicehub-django
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convert jsonld in credentials for dpps

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Cayo Puigdefabregas 2024-12-04 18:25:16 +01:00
parent b2e6406fb6
commit 7f44d88b61
3 changed files with 76 additions and 28 deletions
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41
did/template_credential.py Normal file
View file

@ -0,0 +1,41 @@
dpp_tmpl = {
"@context": [
"https://www.w3.org/ns/credentials/v2",
"https://test.uncefact.org/vocabulary/untp/dpp/0.5.0/"
],
"type": [
"DigitalProductPassport",
"VerifiableCredential"
],
"id": "https://example.ereuse.org/credentials/2a423366-a0d6-4855-ba65-2e0c926d09b0",
"issuer": {
"type": [
"CredentialIssuer"
],
"id": "did:web:r1.identifiers.ereuse.org:did-registry:z6Mkoreij5y9bD9fL5SGW6TfMUmcbaV7LCPwZHCFEEZBrVYQ#z6Mkoreij5y9bD9fL5SGW6TfMUmcbaV7LCPwZHCFEEZBrVYQ",
"name": "Refurbisher One"
},
"validFrom": "2024-11-15T12:00:00",
"validUntil": "2034-11-15T12:00:00",
"credentialSubject": {
"type": [
"Product"
],
"id": "https://id.ereuse.org/01/09520123456788/21/12345",
"name": "Refurbished XYZ Lenovo laptop item",
"registeredId": "09520123456788.21.12345",
"description": "XYZ Lenovo laptop refurbished by Refurbisher One",
"data": ""
},
"credentialSchema": {
"id": "https://idhub.pangea.org/vc_schemas/dpp.json",
"type": "FullJsonSchemaValidator2021",
"proof": {
"type": "Ed25519Signature2018",
"proofPurpose": "assertionMethod",
"verificationMethod": "did:web:r1.identifiers.ereuse.org:did-registry:z6Mkoreij5y9bD9fL5SGW6TfMUmcbaV7LCPwZHCFEEZBrVYQ#z6Mkoreij5y9bD9fL5SGW6TfMUmcbaV7LCPwZHCFEEZBrVYQ",
"created": "2024-12-03T15:33:42Z",
"jws": "eyJhbGciOiJFZERTQSIsImNyaXQiOlsiYjY0Il0sImI2NCI6ZmFsc2V9..rBPqbOcZCXB7GAnq1XIfV9Jvw4MKXlHff7qZkRfgwQ0Hnd9Ujt5s1xT4O0K6VESzWvdP2mOvMvu780fVNfraBQ"
}
}
}

27
did/views.py
View file

@ -8,6 +8,7 @@ from evidence.parse import Build
from dpp.api_dlt import ALGORITHM
from dpp.models import Proof
from dpp.api_dlt import PROOF_TYPE
from did.template_credential import dpp_tmpl
logger = logging.getLogger('django')
@ -89,21 +90,21 @@ class PublicDeviceWebView(TemplateView):
return response
def get_result(self):
components = []
if len(self.pk.split(":")) > 1:
return self.build_from_dpp()
else:
return self.build_from_chid()
def build_from_dpp(self):
data = {
'document': {},
'dpp': self.pk,
'algorithm': ALGORITHM,
'components': components,
'components': [],
'manufacturer DPP': '',
'device': {},
}
result = {
'@context': ['https://ereuse.org/dpp0.json'],
'data': data,
}
if len(self.pk.split(":")) > 1:
dev = Build(self.object.last_evidence.doc, None, check=True)
doc = dev.get_phid()
data['document'] = json.dumps(doc)
@ -124,8 +125,11 @@ class PublicDeviceWebView(TemplateView):
key
)
data['url_last'] = url
return result
tmpl = dpp_tmpl.copy()
tmpl["credentialSubject"]["data"] = data
return tmpl
def build_from_chid(self):
dpps = []
self.object.initial()
for d in self.object.evidences:
@ -144,7 +148,10 @@ class PublicDeviceWebView(TemplateView):
'components': dev.components
}
dpps.append(rr)
tmpl = dpp_tmpl.copy()
tmpl["credentialSubject"]["data"] = rr
dpps.append(tmpl)
return {
'@context': ['https://ereuse.org/dpp0.json'],
'data': dpps,