nestjs-security-module/dist/security/utils/sanitize-input.js

A plug-and-play NestJS security module with CORS, Helmet, rate limiting, audit logging, CSP, XSS sanitization, and more.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.sanitizeInput = sanitizeInput;
const jsdom_1 = require("jsdom");
const createDOMPurify = require("isomorphic-dompurify");
const window = new jsdom_1.JSDOM('').window;
const DOMPurify = createDOMPurify(window);
function sanitizeInput(value) {
    if (typeof value === 'string') {
        return DOMPurify.sanitize(value);
    }
    if (Array.isArray(value)) {
        return value.map((item) => sanitizeInput(item));
    }
    if (typeof value === 'object' && value !== null) {
        const sanitized = {};
        for (const key in value) {
            sanitized[key] = sanitizeInput(value[key]);
        }
        return sanitized;
    }
    return value;
}
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