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fix: jsonld document loader node 18 (#1454)
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Signed-off-by: Timo Glastra <timo@animo.id>
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TimoGlastra committed Jan 29, 2024
1 parent 1261caa commit 3656d49
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Showing 24 changed files with 549 additions and 131 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -113,15 +113,14 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
* @returns {Promise<object>} Resolves with the created proof object.
*/
public async createProof(options: CreateProofOptions): Promise<Record<string, unknown>> {
const { document, purpose, documentLoader, expansionMap, compactProof } = options
const { document, purpose, documentLoader, compactProof } = options

let proof: JsonObject

// use proof JSON-LD document passed to API
if (this.proof) {
proof = await jsonld.compact(this.proof, SECURITY_CONTEXT_URL, {
documentLoader,
expansionMap,
compactToRelative: true,
})
} else {
Expand Down Expand Up @@ -159,7 +158,6 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
document,
suite: this,
documentLoader,
expansionMap,
})

// create data to sign
Expand All @@ -168,7 +166,7 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
document,
proof,
documentLoader,
expansionMap,

compactProof,
})
).map((item) => new Uint8Array(TypedArrayEncoder.fromString(item)))
Expand All @@ -179,7 +177,6 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
document,
proof,
documentLoader,
expansionMap,
})
delete proof['@context']

Expand All @@ -192,7 +189,7 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
* @returns {Promise<{object}>} Resolves with the verification result.
*/
public async verifyProof(options: VerifyProofOptions): Promise<Record<string, unknown>> {
const { proof, document, documentLoader, expansionMap, purpose } = options
const { proof, document, documentLoader, purpose } = options

try {
// create data to verify
Expand All @@ -201,7 +198,6 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
document,
proof,
documentLoader,
expansionMap,
compactProof: false,
})
).map((item) => new Uint8Array(TypedArrayEncoder.fromString(item)))
Expand All @@ -219,7 +215,6 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
document,
proof,
documentLoader,
expansionMap,
})
if (!verified) {
throw new Error('Invalid signature.')
Expand All @@ -231,7 +226,6 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
suite: this,
verificationMethod,
documentLoader,
expansionMap,
})
if (!valid) {
throw error
Expand All @@ -244,24 +238,22 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
}

public async canonize(input: Record<string, unknown>, options: CanonizeOptions): Promise<string> {
const { documentLoader, expansionMap, skipExpansion } = options
const { documentLoader, skipExpansion } = options
return jsonld.canonize(input, {
algorithm: 'URDNA2015',
format: 'application/n-quads',
documentLoader,
expansionMap,
skipExpansion,
useNative: this.useNativeCanonize,
})
}

public async canonizeProof(proof: Record<string, unknown>, options: CanonizeOptions): Promise<string> {
const { documentLoader, expansionMap } = options
const { documentLoader } = options
proof = { ...proof }
delete proof[this.proofSignatureKey]
return this.canonize(proof, {
documentLoader,
expansionMap,
skipExpansion: false,
})
}
Expand All @@ -272,17 +264,15 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
* @returns {Promise<{string[]>}.
*/
public async createVerifyData(options: CreateVerifyDataOptions): Promise<string[]> {
const { proof, document, documentLoader, expansionMap } = options
const { proof, document, documentLoader } = options

const proof2 = { ...proof, '@context': document['@context'] }

const proofStatements = await this.createVerifyProofData(proof2, {
documentLoader,
expansionMap,
})
const documentStatements = await this.createVerifyDocumentData(document, {
documentLoader,
expansionMap,
})

// concatenate c14n proof options and c14n document
Expand All @@ -297,11 +287,10 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
*/
public async createVerifyProofData(
proof: Record<string, unknown>,
{ documentLoader, expansionMap }: { documentLoader?: DocumentLoader; expansionMap?: () => void }
{ documentLoader }: { documentLoader?: DocumentLoader }
): Promise<string[]> {
const c14nProofOptions = await this.canonizeProof(proof, {
documentLoader,
expansionMap,
})

return c14nProofOptions.split('\n').filter((_) => _.length > 0)
Expand All @@ -315,11 +304,10 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
*/
public async createVerifyDocumentData(
document: Record<string, unknown>,
{ documentLoader, expansionMap }: { documentLoader?: DocumentLoader; expansionMap?: () => void }
{ documentLoader }: { documentLoader?: DocumentLoader }
): Promise<string[]> {
const c14nDocument = await this.canonize(document, {
documentLoader,
expansionMap,
})

return c14nDocument.split('\n').filter((_) => _.length > 0)
Expand All @@ -329,7 +317,6 @@ export class BbsBlsSignature2020 extends LinkedDataProof {
* @param document {object} to be signed.
* @param proof {object}
* @param documentLoader {function}
* @param expansionMap {function}
*/
public async getVerificationMethod({
proof,
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -62,7 +62,7 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
* @returns {Promise<object>} Resolves with the derived proof object.
*/
public async deriveProof(options: DeriveProofOptions): Promise<Record<string, unknown>> {
const { document, proof, revealDocument, documentLoader, expansionMap } = options
const { document, proof, revealDocument, documentLoader } = options
let { nonce } = options

const proofType = proof.type
Expand Down Expand Up @@ -98,7 +98,6 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
// use proof JSON-LD document passed to API
derivedProof = await jsonld.compact(this.proof, SECURITY_CONTEXT_URL, {
documentLoader,
expansionMap,
compactToRelative: false,
})
} else {
Expand All @@ -112,13 +111,11 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
// Get the input document statements
const documentStatements = await suite.createVerifyDocumentData(document, {
documentLoader,
expansionMap,
})

// Get the proof statements
const proofStatements = await suite.createVerifyProofData(proof, {
documentLoader,
expansionMap,
})

// Transform any blank node identifiers for the input
Expand All @@ -137,7 +134,6 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
// Canonicalize the resulting reveal document
const revealDocumentStatements = await suite.createVerifyDocumentData(revealDocumentResult, {
documentLoader,
expansionMap,
})

//Get the indicies of the revealed statements from the transformed input document offset
Expand Down Expand Up @@ -216,7 +212,7 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
* @returns {Promise<{object}>} Resolves with the verification result.
*/
public async verifyProof(options: VerifyProofOptions): Promise<VerifyProofResult> {
const { document, documentLoader, expansionMap, purpose } = options
const { document, documentLoader, purpose } = options
const { proof } = options

try {
Expand All @@ -227,13 +223,11 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
// Get the proof statements
const proofStatements = await this.createVerifyProofData(proofIncludingDocumentContext, {
documentLoader,
expansionMap,
})

// Get the document statements
const documentStatements = await this.createVerifyProofData(document, {
documentLoader,
expansionMap,
})

// Transform the blank node identifier placeholders for the document statements
Expand Down Expand Up @@ -278,7 +272,6 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
suite: this,
verificationMethod,
documentLoader,
expansionMap,
})
if (!valid) {
throw error
Expand All @@ -291,27 +284,25 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
}

public async canonize(input: JsonObject, options: CanonizeOptions): Promise<string> {
const { documentLoader, expansionMap, skipExpansion } = options
const { documentLoader, skipExpansion } = options
return jsonld.canonize(input, {
algorithm: 'URDNA2015',
format: 'application/n-quads',
documentLoader,
expansionMap,
skipExpansion,
useNative: this.useNativeCanonize,
})
}

public async canonizeProof(proof: JsonObject, options: CanonizeOptions): Promise<string> {
const { documentLoader, expansionMap } = options
const { documentLoader } = options
proof = { ...proof }

delete proof.nonce
delete proof.proofValue

return this.canonize(proof, {
documentLoader,
expansionMap,
skipExpansion: false,
})
}
Expand All @@ -322,15 +313,13 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
* @returns {Promise<{string[]>}.
*/
public async createVerifyData(options: CreateVerifyDataOptions): Promise<string[]> {
const { proof, document, documentLoader, expansionMap } = options
const { proof, document, documentLoader } = options

const proofStatements = await this.createVerifyProofData(proof, {
documentLoader,
expansionMap,
})
const documentStatements = await this.createVerifyDocumentData(document, {
documentLoader,
expansionMap,
})

// concatenate c14n proof options and c14n document
Expand All @@ -345,11 +334,10 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
*/
public async createVerifyProofData(
proof: JsonObject,
{ documentLoader, expansionMap }: { documentLoader?: DocumentLoader; expansionMap?: () => void }
{ documentLoader }: { documentLoader?: DocumentLoader }
): Promise<string[]> {
const c14nProofOptions = await this.canonizeProof(proof, {
documentLoader,
expansionMap,
})

return c14nProofOptions.split('\n').filter((_) => _.length > 0)
Expand All @@ -363,11 +351,10 @@ export class BbsBlsSignatureProof2020 extends LinkedDataProof {
*/
public async createVerifyDocumentData(
document: JsonObject,
{ documentLoader, expansionMap }: { documentLoader?: DocumentLoader; expansionMap?: () => void }
{ documentLoader }: { documentLoader?: DocumentLoader }
): Promise<string[]> {
const c14nDocument = await this.canonize(document, {
documentLoader,
expansionMap,
})

return c14nDocument.split('\n').filter((_) => _.length > 0)
Expand Down
6 changes: 1 addition & 5 deletions packages/bbs-signatures/src/types/CanonizeOptions.ts
Original file line number Diff line number Diff line change
Expand Up @@ -21,11 +21,7 @@ export interface CanonizeOptions {
* Optional custom document loader
*/
documentLoader?: DocumentLoader
/**
* Optional expansion map
*/
// eslint-disable-next-line
expansionMap?: () => void

/**
* Indicates whether to skip expansion during canonization
*/
Expand Down
4 changes: 0 additions & 4 deletions packages/bbs-signatures/src/types/CreateProofOptions.ts
Original file line number Diff line number Diff line change
Expand Up @@ -29,10 +29,6 @@ export interface CreateProofOptions {
* Optional custom document loader
*/
documentLoader?: DocumentLoader
/**
* Optional expansion map
*/
expansionMap?: () => void
/**
* Indicates whether to compact the resulting proof
*/
Expand Down
7 changes: 2 additions & 5 deletions packages/bbs-signatures/src/types/CreateVerifyDataOptions.ts
Original file line number Diff line number Diff line change
Expand Up @@ -21,20 +21,17 @@ export interface CreateVerifyDataOptions {
* Document to create the proof for
*/
readonly document: JsonObject

/**
* The proof
*/
readonly proof: JsonObject

/**
* Optional custom document loader
*/

documentLoader?: DocumentLoader
/**
* Optional expansion map
*/

expansionMap?: () => void
/**
* Indicates whether to compact the proof
*/
Expand Down
6 changes: 1 addition & 5 deletions packages/bbs-signatures/src/types/DeriveProofOptions.ts
Original file line number Diff line number Diff line change
Expand Up @@ -34,11 +34,7 @@ export interface DeriveProofOptions {
*/
// eslint-disable-next-line
documentLoader?: DocumentLoader
/**
* Optional expansion map
*/
// eslint-disable-next-line
expansionMap?: () => void

/**
* Nonce to include in the derived proof
*/
Expand Down
5 changes: 1 addition & 4 deletions packages/bbs-signatures/src/types/SuiteSignOptions.ts
Original file line number Diff line number Diff line change
Expand Up @@ -25,10 +25,7 @@ export interface SuiteSignOptions {
* Optional custom document loader
*/
documentLoader?: DocumentLoader
/**
* Optional expansion map
*/
expansionMap?: () => void

/**
* The array of statements to sign
*/
Expand Down
4 changes: 0 additions & 4 deletions packages/bbs-signatures/src/types/VerifyProofOptions.ts
Original file line number Diff line number Diff line change
Expand Up @@ -33,8 +33,4 @@ export interface VerifyProofOptions {
* Optional custom document loader
*/
documentLoader?: DocumentLoader
/**
* Optional expansion map
*/
expansionMap?: () => void
}
4 changes: 0 additions & 4 deletions packages/bbs-signatures/src/types/VerifySignatureOptions.ts
Original file line number Diff line number Diff line change
Expand Up @@ -37,8 +37,4 @@ export interface VerifySignatureOptions {
* Optional custom document loader
*/
documentLoader?: DocumentLoader
/**
* Optional expansion map
*/
expansionMap?: () => void
}
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