修改后台权限

node_modules/jose/dist/webapi/jwks/local.js

@@ -0,0 +1,119 @@
+import { importJWK } from '../key/import.js';
+import { JWKSInvalid, JOSENotSupported, JWKSNoMatchingKey, JWKSMultipleMatchingKeys, } from '../util/errors.js';
+import { isObject } from '../lib/type_checks.js';
+function getKtyFromAlg(alg) {
+    switch (typeof alg === 'string' && alg.slice(0, 2)) {
+        case 'RS':
+        case 'PS':
+            return 'RSA';
+        case 'ES':
+            return 'EC';
+        case 'Ed':
+            return 'OKP';
+        case 'ML':
+            return 'AKP';
+        default:
+            throw new JOSENotSupported('Unsupported "alg" value for a JSON Web Key Set');
+    }
+}
+function isJWKSLike(jwks) {
+    return (jwks &&
+        typeof jwks === 'object' &&
+        Array.isArray(jwks.keys) &&
+        jwks.keys.every(isJWKLike));
+}
+function isJWKLike(key) {
+    return isObject(key);
+}
+class LocalJWKSet {
+    #jwks;
+    #cached = new WeakMap();
+    constructor(jwks) {
+        if (!isJWKSLike(jwks)) {
+            throw new JWKSInvalid('JSON Web Key Set malformed');
+        }
+        this.#jwks = structuredClone(jwks);
+    }
+    jwks() {
+        return this.#jwks;
+    }
+    async getKey(protectedHeader, token) {
+        const { alg, kid } = { ...protectedHeader, ...token?.header };
+        const kty = getKtyFromAlg(alg);
+        const candidates = this.#jwks.keys.filter((jwk) => {
+            let candidate = kty === jwk.kty;
+            if (candidate && typeof kid === 'string') {
+                candidate = kid === jwk.kid;
+            }
+            if (candidate && (typeof jwk.alg === 'string' || kty === 'AKP')) {
+                candidate = alg === jwk.alg;
+            }
+            if (candidate && typeof jwk.use === 'string') {
+                candidate = jwk.use === 'sig';
+            }
+            if (candidate && Array.isArray(jwk.key_ops)) {
+                candidate = jwk.key_ops.includes('verify');
+            }
+            if (candidate) {
+                switch (alg) {
+                    case 'ES256':
+                        candidate = jwk.crv === 'P-256';
+                        break;
+                    case 'ES384':
+                        candidate = jwk.crv === 'P-384';
+                        break;
+                    case 'ES512':
+                        candidate = jwk.crv === 'P-521';
+                        break;
+                    case 'Ed25519':
+                    case 'EdDSA':
+                        candidate = jwk.crv === 'Ed25519';
+                        break;
+                }
+            }
+            return candidate;
+        });
+        const { 0: jwk, length } = candidates;
+        if (length === 0) {
+            throw new JWKSNoMatchingKey();
+        }
+        if (length !== 1) {
+            const error = new JWKSMultipleMatchingKeys();
+            const _cached = this.#cached;
+            error[Symbol.asyncIterator] = async function* () {
+                for (const jwk of candidates) {
+                    try {
+                        yield await importWithAlgCache(_cached, jwk, alg);
+                    }
+                    catch { }
+                }
+            };
+            throw error;
+        }
+        return importWithAlgCache(this.#cached, jwk, alg);
+    }
+}
+async function importWithAlgCache(cache, jwk, alg) {
+    const cached = cache.get(jwk) || cache.set(jwk, {}).get(jwk);
+    if (cached[alg] === undefined) {
+        const key = await importJWK({ ...jwk, ext: true }, alg);
+        if (key instanceof Uint8Array || key.type !== 'public') {
+            throw new JWKSInvalid('JSON Web Key Set members must be public keys');
+        }
+        cached[alg] = key;
+    }
+    return cached[alg];
+}
+export function createLocalJWKSet(jwks) {
+    const set = new LocalJWKSet(jwks);
+    const localJWKSet = async (protectedHeader, token) => set.getKey(protectedHeader, token);
+    Object.defineProperties(localJWKSet, {
+        jwks: {
+            value: () => structuredClone(set.jwks()),
+            enumerable: false,
+            configurable: false,
+            writable: false,
+        },
+    });
+    return localJWKSet;
+}