Fork of github.com/did-method-plc/did-method-plc
tiny tweaks (#29)
* lib: trivial variable re-name to make assureValidSig clearer
* lib: add an eslint ignore for unused 'sig' var
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packages/lib/src/operations.ts
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-4
packages/lib/src/operations.ts
···
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): Promise<t.Operation> => {
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const prev = await cidForCbor(lastOp)
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// omit sig so it doesn't accidentally make its way into the next operation
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// eslint-disable-next-line @typescript-eslint/no-unused-vars
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const { sig, ...normalized } = normalizeOp(lastOp)
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const unsigned = await fn(normalized)
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return addSignature(
···
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}
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export const assureValidSig = async (
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allowedDids: string[],
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allowedDidKeys: string[],
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op: t.CompatibleOpOrTombstone,
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): Promise<string> => {
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const { sig, ...opData } = op
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const sigBytes = uint8arrays.fromString(sig, 'base64url')
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const dataBytes = new Uint8Array(cbor.encode(opData))
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for (const did of allowedDids) {
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const isValid = await verifySignature(did, dataBytes, sigBytes)
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for (const didKey of allowedDidKeys) {
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const isValid = await verifySignature(didKey, dataBytes, sigBytes)
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if (isValid) {
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return did
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return didKey
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}
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}
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throw new InvalidSignatureError(op)