96 lines
3.2 KiB
JavaScript
Executable File
96 lines
3.2 KiB
JavaScript
Executable File
const conf = require("../../nationchains/tribes/conf.json");
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const checkHeaders = (req, res, next) => {
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/**
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* @apiDefine apxHeader
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* @apiGroup Middleware
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* @apiDescription Header is mandatory to access apxtrib see tribes/townconf.json.exposedHeaders
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* A turn around can be done with a simple get params has to be sent in the get url. Usefull to send simple get without header like ?xworkon=tribeName&xlang=en... priority is given to headers
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* For performance, tokens are store globaly in req.app.locals.tokens={xpaganid:xauth}
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* if xlang is not in conf.languagesAvailable
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*
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* @apiHeader {string} xjwt Pagans unique jwt token store in local town Pagans data or "noauth"
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* @apiHeader {string} xpseudo Pagans unique Pagan id in uuid format or "nouuid"
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* @apiHeader {string} xlang the 2 letter langage it request the api (if not exist the 2 first letter of Accept-Language header ) if lang does not exist in the town then en is set (as it always exist in en).
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* @apiHeader {string} xtribe Tribes id where pseudo want to act
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* @apiHeader {string} xapp Name of www/xapp folder that host app that send the request
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* /tribeid/person/xpseudo.json have accessright on this app store in /tribe/tribeid/www/xapp
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*
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* @apiError missingexposedHeaders it miss an exposedHeaders
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*
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* @apiErrorExample {json} Error-Response:
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* HTTP/1/1 400 Not Found
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* {
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* status:400,
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* ref:"headers"
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* msg:"missingheaders",
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* data: ["headermissing1"]
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* }
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*@apiErrorExample {json} Error-Response:
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* HTTP/1/1 404 Not Found
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* {
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* status:404,
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* ref:"headers"
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* msg:"tribeiddoesnotexist",
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* data: {xalias}
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* }
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*
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* @apiHeaderExample {json} Header-Exemple:
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* {
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* xtribe:"apache",
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* xalias:"toto",
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* xhash:"",
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* xdays:"123"
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* xlang:"en",
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* xapp:"popular"
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* }
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*/
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req.session = {};
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const header = {};
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if (!req.header("xlang") && req.header("Content-Language"))
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req.params.xlang = req.header("Content-Language");
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let missingheader = [];
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console.log("req.headers", req.headers);
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for (const h of conf.api.exposedHeaders) {
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//console.log( h, req.header( h ) )
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if (req.params[h]) {
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header[h] = req.params[h];
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} else if (req.header(h)) {
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header[h] = req.header(h);
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} else {
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missingheader.push(h);
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}
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}
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//console.log( 'header', header )
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// store in session the header information
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req.session.header = header;
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// Each header have to be declared
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if (missingheader != "") {
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// bad request
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return res.status(400).json({
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ref: "headers",
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msg: "missingheader",
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data: missingheader,
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});
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}
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//console.log( req.app.locals.tribeids )
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// xtribe == "town" is used during the setup process
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if (
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!(
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header.xtribe == "town" || req.app.locals.tribeids.includes(header.xtribe)
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)
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) {
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return res.status(404).json({
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ref: "headers",
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msg: "tribeiddoesnotexist",
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data: { xtribe: header.xtribe },
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});
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}
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if (!conf.api.languages.includes(header.xlang)) {
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console.log("warning language requested does not exist force to english");
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header.xlang = "en";
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}
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next();
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};
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module.exports = checkHeaders;
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