mirror of https://github.com/Chocobozzz/PeerTube
91 lines
2.8 KiB
TypeScript
91 lines
2.8 KiB
TypeScript
import * as AsyncLRU from 'async-lru'
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import * as jsonld from 'jsonld'
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import { logger } from './logger'
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const CACHE = {
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'https://w3id.org/security/v1': {
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'@context': {
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id: '@id',
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type: '@type',
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dc: 'http://purl.org/dc/terms/',
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sec: 'https://w3id.org/security#',
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xsd: 'http://www.w3.org/2001/XMLSchema#',
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EcdsaKoblitzSignature2016: 'sec:EcdsaKoblitzSignature2016',
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Ed25519Signature2018: 'sec:Ed25519Signature2018',
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EncryptedMessage: 'sec:EncryptedMessage',
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GraphSignature2012: 'sec:GraphSignature2012',
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LinkedDataSignature2015: 'sec:LinkedDataSignature2015',
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LinkedDataSignature2016: 'sec:LinkedDataSignature2016',
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CryptographicKey: 'sec:Key',
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authenticationTag: 'sec:authenticationTag',
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canonicalizationAlgorithm: 'sec:canonicalizationAlgorithm',
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cipherAlgorithm: 'sec:cipherAlgorithm',
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cipherData: 'sec:cipherData',
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cipherKey: 'sec:cipherKey',
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created: { '@id': 'dc:created', '@type': 'xsd:dateTime' },
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creator: { '@id': 'dc:creator', '@type': '@id' },
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digestAlgorithm: 'sec:digestAlgorithm',
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digestValue: 'sec:digestValue',
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domain: 'sec:domain',
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encryptionKey: 'sec:encryptionKey',
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expiration: { '@id': 'sec:expiration', '@type': 'xsd:dateTime' },
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expires: { '@id': 'sec:expiration', '@type': 'xsd:dateTime' },
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initializationVector: 'sec:initializationVector',
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iterationCount: 'sec:iterationCount',
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nonce: 'sec:nonce',
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normalizationAlgorithm: 'sec:normalizationAlgorithm',
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owner: { '@id': 'sec:owner', '@type': '@id' },
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password: 'sec:password',
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privateKey: { '@id': 'sec:privateKey', '@type': '@id' },
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privateKeyPem: 'sec:privateKeyPem',
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publicKey: { '@id': 'sec:publicKey', '@type': '@id' },
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publicKeyBase58: 'sec:publicKeyBase58',
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publicKeyPem: 'sec:publicKeyPem',
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publicKeyWif: 'sec:publicKeyWif',
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publicKeyService: { '@id': 'sec:publicKeyService', '@type': '@id' },
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revoked: { '@id': 'sec:revoked', '@type': 'xsd:dateTime' },
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salt: 'sec:salt',
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signature: 'sec:signature',
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signatureAlgorithm: 'sec:signingAlgorithm',
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signatureValue: 'sec:signatureValue'
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}
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}
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}
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const nodeDocumentLoader = jsonld.documentLoaders.node()
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const lru = new AsyncLRU({
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max: 10,
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load: (url, cb) => {
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if (CACHE[url] !== undefined) {
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logger.debug('Using cache for JSON-LD %s.', url)
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return cb(null, {
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contextUrl: null,
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document: CACHE[url],
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documentUrl: url
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})
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}
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nodeDocumentLoader(url)
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.then(value => cb(null, value))
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.catch(err => cb(err))
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}
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})
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/* eslint-disable no-import-assign */
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jsonld.documentLoader = (url) => {
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return new Promise((res, rej) => {
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lru.get(url, (err, value) => {
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if (err) return rej(err)
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return res(value)
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})
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})
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}
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export { jsonld }
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