@staticcms/proxy-server-lite/dist/middlewares/joi/customValidators.js

Proxy server to be used with Static CMS proxy backend

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.pathTraversal = void 0;
const joi_1 = __importDefault(require("joi"));
const path_1 = __importDefault(require("path"));
function pathTraversal(repoPath) {
    return joi_1.default.extend({
        type: 'path',
        base: joi_1.default.string().required(),
        messages: {
            'path.invalid': '{{#label}} must resolve to a path under the configured repository',
        },
        validate(value, helpers) {
            const resolvedRepoPath = path_1.default.join(repoPath, '');
            const resolvedPath = path_1.default.join(repoPath, value);
            if (!resolvedPath.startsWith(resolvedRepoPath)) {
                return { value, errors: helpers.error('path.invalid') };
            }
        },
    }).path();
}
exports.pathTraversal = pathTraversal;
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