43 lines
1.7 KiB
JavaScript
43 lines
1.7 KiB
JavaScript
"use strict";
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// @ts-check
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.default = decrypt;
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const crypto_1 = require("crypto");
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const buffer_1 = require("buffer");
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const grab_keys_1 = __importDefault(require("../../utils/grab-keys"));
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/**
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* # Decrypt Function
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*/
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function decrypt({ encryptedString, encryptionKey, encryptionSalt, }) {
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var _a;
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if (!(encryptedString === null || encryptedString === void 0 ? void 0 : encryptedString.match(/./))) {
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console.log("Encrypted string is invalid");
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return encryptedString;
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}
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const { key: encrptKey, salt, keyLen, algorithm, bufferAllocSize, } = (0, grab_keys_1.default)({ encryptionKey });
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if (!(encrptKey === null || encrptKey === void 0 ? void 0 : encrptKey.match(/.{8,}/))) {
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console.log("Decrption key is invalid");
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return encryptedString;
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}
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if (!(salt === null || salt === void 0 ? void 0 : salt.match(/.{8,}/))) {
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console.log("Decrption salt is invalid");
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return encryptedString;
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}
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let key = (0, crypto_1.scryptSync)(encrptKey, salt, keyLen);
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let iv = buffer_1.Buffer.alloc(bufferAllocSize, 0);
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const decipher = (0, crypto_1.createDecipheriv)(algorithm, key, iv);
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try {
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let decrypted = decipher.update(encryptedString, "hex", "utf8");
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decrypted += decipher.final("utf8");
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return decrypted;
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}
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catch (error) {
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console.log("Error in decrypting =>", error.message);
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(_a = global.ERROR_CALLBACK) === null || _a === void 0 ? void 0 : _a.call(global, `Error Decrypting data`, error);
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return encryptedString;
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}
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}
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