120 lines
4.9 KiB
JavaScript
120 lines
4.9 KiB
JavaScript
import fs from "fs";
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import {SHA256} from "../../extra_modules/SHA.js";
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import {unsign} from "../../extra_modules/unsign.js";
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const config = JSON.parse(fs.readFileSync("server_config.json"));
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const HASHES_DB = config.cookies.server_hashes;
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const HASHES_COOKIE = config.cookies.client_hashes;
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const HASHES_DIFF = HASHES_DB - HASHES_COOKIE;
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export const setup = function (router, con, server) {
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router.use("/*", (req, res, next) => {
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res.set("Access-Control-Allow-Origin", "*"); //we'll allow it for now
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let unsigned;
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if(typeof req.get("ipost-auth-token") === "string") {
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try{
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req.body.auth = JSON.parse(req.get("ipost-auth-token"))
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} catch(err) {
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console.log("error parsing header",err)
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}
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}
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if(req.body.auth !== undefined && req.originalUrl !== "/redeemauthcode") {
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if(typeof req.body.auth === "string") {
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try{
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req.body.auth = JSON.parse(req.body.auth)
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} catch(err) {
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console.log("error parsing",err)
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}
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} else
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if(
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typeof req.body.auth !== "object" ||
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typeof req.body.auth.secret !== "string" ||
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typeof req.body.auth.appid !== "number" ||
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typeof req.body.auth.auth_token !== "string" ||
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req.body.auth.secret.length !== 200 ||
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req.body.auth.auth_token.length !== 200 ||
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Buffer.from(req.body.auth.secret,"base64").length !== 150
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) {
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res.status(420).send("invalid authentication object")
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return;
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} else {
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//secret : string(200 chars)
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//appid : number
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//auth_token: string(200 chars)
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let sql = "select User_ID,User_Name,User_Bio,User_Avatar,User_Settings from ipost.auth_tokens inner join ipost.application on auth_token_isfrom_application_id=application_id inner join ipost.users on auth_token_u_id=User_ID where auth_token=? and application_secret=? and application_id=?"
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con.query(sql,[SHA256(req.body.auth.auth_token,req.body.auth.appid, HASHES_DB),SHA256(req.body.auth.secret,req.body.auth.appid, HASHES_DB),req.body.auth.appid],(err,result) => {
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if(err) throw err;
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if(result.length !== 1) {
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res.status(420).send("invalid authentication object (or server error?)")
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return;
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}
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res.locals.userid = result[0].User_ID;
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res.locals.username = result[0].User_Name;
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res.locals.bio = result[0].User_Bio || "";
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res.locals.avatar = result[0].User_Avatar || "";
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res.locals.settings = result[0].User_Settings || {};
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res.locals.isbot = true; //only apps/bots use auth tokens
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next()
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})
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return;
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}
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} else {
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if(!req.cookies.AUTH_COOKIE) {
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next()
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return
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}
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unsigned = unsign(req.cookies.AUTH_COOKIE, req, res);
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if (!unsigned){
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next()
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return
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}
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}
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let sql = `select User_ID,User_Name,User_Bio,User_Avatar,User_Settings from ipost.users where User_Name=? and User_PW=?;`;
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let values = unsigned.split(" ");
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values[1] = SHA256(values[1], values[0], HASHES_DIFF);
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res.locals.bio = "";
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res.locals.avatar = "";
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res.locals.settings = {};
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con.query(sql, values, function (err, result) {
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if (err)
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throw err;
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if (result[0] && result[0].User_Name && result[0].User_Name === values[0]) {
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res.locals.userid = result[0].User_ID;
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res.locals.username = result[0].User_Name;
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res.locals.bio = result[0].User_Bio || "";
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res.locals.avatar = result[0].User_Avatar || "";
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res.locals.settings = result[0].User_Settings || {};
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}
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next()
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});
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});
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router.use("/api/*", (req, res, next) => {
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res.set("Access-Control-Allow-Origin", "*"); //we'll allow it for now
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if (config["allow_getotheruser_without_cookie"] && req.originalUrl.split("\?")[0] === "/api/getotheruser") {
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next();
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return;
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}
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if (!server.increaseAPICall(req, res))return;
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if (res.locals.username !== undefined) {
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next();
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}
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else {
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res.status(402);
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res.json({ "error": "you cannot access the api without being logged in" });
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}
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/* #swagger.security = [{
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"appTokenAuthHeader": []
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}] */
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});
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};
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export default {
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setup
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};
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