@sls-next/core
Version:
Handles Next.js routing independent of provider
63 lines (62 loc) • 2.61 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.isValidPreviewRequest = void 0;
const cookie_1 = require("cookie");
const NEXT_PREVIEW_DATA_COOKIE = "__next_preview_data";
const NEXT_PRERENDER_BYPASS_COOKIE = "__prerender_bypass";
const defaultPreviewCookies = {
[NEXT_PRERENDER_BYPASS_COOKIE]: "",
[NEXT_PREVIEW_DATA_COOKIE]: ""
};
/**
* Determine if the request contains a valid signed JWT for preview mode
*
* @param cookies - Cookies header with cookies in RFC 6265 compliant format
* @param previewModeSigningKey - Next build key generated in the preRenderManifest
*/
const isValidPreviewRequest = async (cookies, previewModeSigningKey) => {
const previewCookies = getPreviewCookies(cookies);
if (hasPreviewCookies(previewCookies)) {
try {
const jsonwebtoken = await Promise.resolve().then(() => __importStar(require("jsonwebtoken")));
jsonwebtoken.verify(previewCookies[NEXT_PREVIEW_DATA_COOKIE], previewModeSigningKey);
return true;
}
catch (e) {
console.warn("Found preview headers without valid authentication token");
}
}
return false;
};
exports.isValidPreviewRequest = isValidPreviewRequest;
// Private
const getPreviewCookies = (cookies) => {
const targetCookie = cookies || [];
return targetCookie.reduce((previewCookies, cookieObj) => {
const parsedCookie = (0, cookie_1.parse)(cookieObj.value);
if (hasPreviewCookies(parsedCookie)) {
return parsedCookie;
}
return previewCookies;
}, defaultPreviewCookies);
};
const hasPreviewCookies = (cookies) => !!(cookies[NEXT_PREVIEW_DATA_COOKIE] && cookies[NEXT_PRERENDER_BYPASS_COOKIE]);