chore: json-ld verifiable credential local context

walt-id · Nov 10, 2023 · ec17cba · ec17cba
1 parent e567ba4
commit ec17cba
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Showing 3 changed files with 272 additions and 2 deletions.
diff --git a/src/main/kotlin/id/walt/credentials/jsonld/VerifiableCredentialContexts.kt b/src/main/kotlin/id/walt/credentials/jsonld/VerifiableCredentialContexts.kt
@@ -0,0 +1,32 @@
+package id.walt.credentials.jsonld
+
+import com.apicatalog.jsonld.document.JsonDocument
+import com.apicatalog.jsonld.http.media.MediaType
+import com.apicatalog.jsonld.loader.DocumentLoader
+import foundation.identity.jsonld.ConfigurableDocumentLoader
+import info.weboftrust.ldsignatures.jsonld.LDSecurityContexts
+import java.net.URI
+import java.util.*
+
+object VerifiableCredentialContexts {
+    val DOCUMENT_LOADER: DocumentLoader by lazy { ConfigurableDocumentLoader(CONTEXTS) }
+    private val CONTEXTS: Map<URI, JsonDocument> by lazy {
+        val map = LDSecurityContexts.CONTEXTS
+        runCatching { loadContextFiles() }.onSuccess {
+            map.putAll(it)
+        }
+        for ((key, value) in map) {
+            value.documentUrl = key
+        }
+        map
+    }
+    private val JSONLD_CONTEXT_W3C_2018_CREDENTIALS_V1 = URI.create("https://www.w3.org/2018/credentials/v1")
+
+    private fun loadContextFiles() = mapOf(
+        JSONLD_CONTEXT_W3C_2018_CREDENTIALS_V1 to JsonDocument.of(
+            MediaType.JSON_LD, Objects.requireNonNull(
+                VerifiableCredentialContexts::class.java.classLoader.getResourceAsStream("credentials-v1.jsonld")
+            )
+        )
+    )
+}
diff --git a/src/main/kotlin/id/walt/services/vc/WaltIdJsonLdCredentialService.kt b/src/main/kotlin/id/walt/services/vc/WaltIdJsonLdCredentialService.kt
@@ -7,6 +7,7 @@ import foundation.identity.jsonld.ConfigurableDocumentLoader
 import foundation.identity.jsonld.JsonLDException
 import foundation.identity.jsonld.JsonLDObject
 import id.walt.auditor.VerificationPolicyResult
+import id.walt.credentials.jsonld.VerifiableCredentialContexts
 import id.walt.credentials.w3c.*
 import id.walt.credentials.w3c.schema.SchemaValidatorFactory
 import id.walt.crypto.Key
@@ -109,13 +110,13 @@ open class WaltIdJsonLdCredentialService : JsonLdCredentialService() {
         log.debug { "Signing jsonLd object with: issuerDid (${config.issuerDid}), domain (${config.domain}), nonce (${config.nonce}" }
 
         val jsonLdObject: JsonLDObject = JsonLDObject.fromJson(jsonCred)
-        val confLoader = LDSecurityContexts.DOCUMENT_LOADER as ConfigurableDocumentLoader
+        val confLoader = VerifiableCredentialContexts.DOCUMENT_LOADER as ConfigurableDocumentLoader
 
         confLoader.isEnableHttp = true
         confLoader.isEnableHttps = true
         confLoader.isEnableFile = true
         confLoader.isEnableLocalCache = true
-        jsonLdObject.documentLoader = LDSecurityContexts.DOCUMENT_LOADER
+        jsonLdObject.documentLoader = VerifiableCredentialContexts.DOCUMENT_LOADER as ConfigurableDocumentLoader
 
         val vm = config.issuerVerificationMethod ?: config.issuerDid
         val key = keyStore.load(vm)

diff --git a/src/main/resources/credentials-v1.jsonld b/src/main/resources/credentials-v1.jsonld
@@ -0,0 +1,237 @@
+{
+  "@context": {
+    "@version": 1.1,
+    "@protected": true,
+
+    "id": "@id",
+    "type": "@type",
+
+    "VerifiableCredential": {
+      "@id": "https://www.w3.org/2018/credentials#VerifiableCredential",
+      "@context": {
+        "@version": 1.1,
+        "@protected": true,
+
+        "id": "@id",
+        "type": "@type",
+
+        "cred": "https://www.w3.org/2018/credentials#",
+        "sec": "https://w3id.org/security#",
+        "xsd": "http://www.w3.org/2001/XMLSchema#",
+
+        "credentialSchema": {
+          "@id": "cred:credentialSchema",
+          "@type": "@id",
+          "@context": {
+            "@version": 1.1,
+            "@protected": true,
+
+            "id": "@id",
+            "type": "@type",
+
+            "cred": "https://www.w3.org/2018/credentials#",
+
+            "JsonSchemaValidator2018": "cred:JsonSchemaValidator2018"
+          }
+        },
+        "credentialStatus": {"@id": "cred:credentialStatus", "@type": "@id"},
+        "credentialSubject": {"@id": "cred:credentialSubject", "@type": "@id"},
+        "evidence": {"@id": "cred:evidence", "@type": "@id"},
+        "expirationDate": {"@id": "cred:expirationDate", "@type": "xsd:dateTime"},
+        "holder": {"@id": "cred:holder", "@type": "@id"},
+        "issued": {"@id": "cred:issued", "@type": "xsd:dateTime"},
+        "issuer": {"@id": "cred:issuer", "@type": "@id"},
+        "issuanceDate": {"@id": "cred:issuanceDate", "@type": "xsd:dateTime"},
+        "proof": {"@id": "sec:proof", "@type": "@id", "@container": "@graph"},
+        "refreshService": {
+          "@id": "cred:refreshService",
+          "@type": "@id",
+          "@context": {
+            "@version": 1.1,
+            "@protected": true,
+
+            "id": "@id",
+            "type": "@type",
+
+            "cred": "https://www.w3.org/2018/credentials#",
+
+            "ManualRefreshService2018": "cred:ManualRefreshService2018"
+          }
+        },
+        "termsOfUse": {"@id": "cred:termsOfUse", "@type": "@id"},
+        "validFrom": {"@id": "cred:validFrom", "@type": "xsd:dateTime"},
+        "validUntil": {"@id": "cred:validUntil", "@type": "xsd:dateTime"}
+      }
+    },
+
+    "VerifiablePresentation": {
+      "@id": "https://www.w3.org/2018/credentials#VerifiablePresentation",
+      "@context": {
+        "@version": 1.1,
+        "@protected": true,
+
+        "id": "@id",
+        "type": "@type",
+
+        "cred": "https://www.w3.org/2018/credentials#",
+        "sec": "https://w3id.org/security#",
+
+        "holder": {"@id": "cred:holder", "@type": "@id"},
+        "proof": {"@id": "sec:proof", "@type": "@id", "@container": "@graph"},
+        "verifiableCredential": {"@id": "cred:verifiableCredential", "@type": "@id", "@container": "@graph"}
+      }
+    },
+
+    "EcdsaSecp256k1Signature2019": {
+      "@id": "https://w3id.org/security#EcdsaSecp256k1Signature2019",
+      "@context": {
+        "@version": 1.1,
+        "@protected": true,
+
+        "id": "@id",
+        "type": "@type",
+
+        "sec": "https://w3id.org/security#",
+        "xsd": "http://www.w3.org/2001/XMLSchema#",
+
+        "challenge": "sec:challenge",
+        "created": {"@id": "http://purl.org/dc/terms/created", "@type": "xsd:dateTime"},
+        "domain": "sec:domain",
+        "expires": {"@id": "sec:expiration", "@type": "xsd:dateTime"},
+        "jws": "sec:jws",
+        "nonce": "sec:nonce",
+        "proofPurpose": {
+          "@id": "sec:proofPurpose",
+          "@type": "@vocab",
+          "@context": {
+            "@version": 1.1,
+            "@protected": true,
+
+            "id": "@id",
+            "type": "@type",
+
+            "sec": "https://w3id.org/security#",
+
+            "assertionMethod": {"@id": "sec:assertionMethod", "@type": "@id", "@container": "@set"},
+            "authentication": {"@id": "sec:authenticationMethod", "@type": "@id", "@container": "@set"}
+          }
+        },
+        "proofValue": "sec:proofValue",
+        "verificationMethod": {"@id": "sec:verificationMethod", "@type": "@id"}
+      }
+    },
+
+    "EcdsaSecp256r1Signature2019": {
+      "@id": "https://w3id.org/security#EcdsaSecp256r1Signature2019",
+      "@context": {
+        "@version": 1.1,
+        "@protected": true,
+
+        "id": "@id",
+        "type": "@type",
+
+        "sec": "https://w3id.org/security#",
+        "xsd": "http://www.w3.org/2001/XMLSchema#",
+
+        "challenge": "sec:challenge",
+        "created": {"@id": "http://purl.org/dc/terms/created", "@type": "xsd:dateTime"},
+        "domain": "sec:domain",
+        "expires": {"@id": "sec:expiration", "@type": "xsd:dateTime"},
+        "jws": "sec:jws",
+        "nonce": "sec:nonce",
+        "proofPurpose": {
+          "@id": "sec:proofPurpose",
+          "@type": "@vocab",
+          "@context": {
+            "@version": 1.1,
+            "@protected": true,
+
+            "id": "@id",
+            "type": "@type",
+
+            "sec": "https://w3id.org/security#",
+
+            "assertionMethod": {"@id": "sec:assertionMethod", "@type": "@id", "@container": "@set"},
+            "authentication": {"@id": "sec:authenticationMethod", "@type": "@id", "@container": "@set"}
+          }
+        },
+        "proofValue": "sec:proofValue",
+        "verificationMethod": {"@id": "sec:verificationMethod", "@type": "@id"}
+      }
+    },
+
+    "Ed25519Signature2018": {
+      "@id": "https://w3id.org/security#Ed25519Signature2018",
+      "@context": {
+        "@version": 1.1,
+        "@protected": true,
+
+        "id": "@id",
+        "type": "@type",
+
+        "sec": "https://w3id.org/security#",
+        "xsd": "http://www.w3.org/2001/XMLSchema#",
+
+        "challenge": "sec:challenge",
+        "created": {"@id": "http://purl.org/dc/terms/created", "@type": "xsd:dateTime"},
+        "domain": "sec:domain",
+        "expires": {"@id": "sec:expiration", "@type": "xsd:dateTime"},
+        "jws": "sec:jws",
+        "nonce": "sec:nonce",
+        "proofPurpose": {
+          "@id": "sec:proofPurpose",
+          "@type": "@vocab",
+          "@context": {
+            "@version": 1.1,
+            "@protected": true,
+
+            "id": "@id",
+            "type": "@type",
+
+            "sec": "https://w3id.org/security#",
+
+            "assertionMethod": {"@id": "sec:assertionMethod", "@type": "@id", "@container": "@set"},
+            "authentication": {"@id": "sec:authenticationMethod", "@type": "@id", "@container": "@set"}
+          }
+        },
+        "proofValue": "sec:proofValue",
+        "verificationMethod": {"@id": "sec:verificationMethod", "@type": "@id"}
+      }
+    },
+
+    "RsaSignature2018": {
+      "@id": "https://w3id.org/security#RsaSignature2018",
+      "@context": {
+        "@version": 1.1,
+        "@protected": true,
+
+        "challenge": "sec:challenge",
+        "created": {"@id": "http://purl.org/dc/terms/created", "@type": "xsd:dateTime"},
+        "domain": "sec:domain",
+        "expires": {"@id": "sec:expiration", "@type": "xsd:dateTime"},
+        "jws": "sec:jws",
+        "nonce": "sec:nonce",
+        "proofPurpose": {
+          "@id": "sec:proofPurpose",
+          "@type": "@vocab",
+          "@context": {
+            "@version": 1.1,
+            "@protected": true,
+
+            "id": "@id",
+            "type": "@type",
+
+            "sec": "https://w3id.org/security#",
+
+            "assertionMethod": {"@id": "sec:assertionMethod", "@type": "@id", "@container": "@set"},
+            "authentication": {"@id": "sec:authenticationMethod", "@type": "@id", "@container": "@set"}
+          }
+        },
+        "proofValue": "sec:proofValue",
+        "verificationMethod": {"@id": "sec:verificationMethod", "@type": "@id"}
+      }
+    },
+
+    "proof": {"@id": "https://w3id.org/security#proof", "@type": "@id", "@container": "@graph"}
+  }
+}