@alicloud/darabonba-encode-util
Version:
121 lines • 4.02 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
// This file is auto-generated, don't edit it
/**
* Encode Util for Darabonba.
*/
const crypto_1 = __importDefault(require("crypto"));
class Client {
/**
* Encode the URL
* @param url string
* @return encoded string
*/
static urlEncode(url) {
//URLEncoder.encode(url, URL_ENCODING)
return url != null ? encodeURIComponent(url) : '';
}
/**
* Special encoding for url params.
* @param params string
* @return encoded string
*/
static percentEncode(raw) {
return raw != null ? encodeURIComponent(raw).replace('+', '%20')
.replace('*', '%2A').replace('%7E', '~') : null;
}
/**
* Encode the partial path of url.
* @param path string
* @return encoded string
*/
static pathEncode(path) {
if (!path || path === '/') {
return path;
}
let paths = path.split('/');
let sb = [];
for (let s of paths) {
sb.push(Client.percentEncode(s));
}
return sb.join('/');
}
/**
* Hex encode for byte array.
* @param raw byte array
* @return encoded string
*/
static hexEncode(raw) {
if (raw === null) {
return null;
}
return raw.toString("hex");
}
/**
* Hash the raw data with signatureAlgorithm.
* @param raw hashing data
* @param signatureAlgorithm the autograph method
* @return hashed bytes
*/
static hash(raw, signatureAlgorithm) {
if (signatureAlgorithm == null) {
return null;
}
if (signatureAlgorithm.includes('HMAC-SHA256') || signatureAlgorithm.includes('RSA-SHA256')) {
const obj = crypto_1.default.createHash('sha256');
obj.update(raw);
return obj.digest();
}
else if (signatureAlgorithm.includes('HMAC-SM3')) {
const obj = crypto_1.default.createHash('sm3');
obj.update(raw);
return obj.digest();
}
}
/**
* Base64 encoder for byte array.
* @param raw byte array
* @return encoded string
*/
static base64EncodeToString(raw) {
return raw.toString('base64');
}
/**
* Base64 dncoder for string.
* @param src string
* @return dncoded byte array
*/
static base64Decode(src) {
/** Convert Base64 data to a string */
var toBinaryTable = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, -1, 63,
52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, 0, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1
];
var result = '';
var leftbits = 0;
var leftdata = 0;
for (var i = 0; i < src.length; i++) {
var c = toBinaryTable[src.charCodeAt(i) & 0x7f];
var padding = (src.charCodeAt(i) == '='.charCodeAt(0));
if (c == -1)
continue;
leftdata = (leftdata << 6) | c;
leftbits += 6;
if (leftbits >= 8) {
leftbits -= 8;
if (!padding)
result += String.fromCharCode((leftdata >> leftbits) & 0xff);
leftdata &= (1 << leftbits) - 1;
}
}
if (leftbits)
throw Error('Corrupted base64 string');
return Buffer.from(result);
}
}
exports.default = Client;
//# sourceMappingURL=client.js.map