58 lines
1.8 KiB
JavaScript
58 lines
1.8 KiB
JavaScript
'use strict';
|
|
|
|
// modules
|
|
const fs = require('fs');
|
|
const express = require('express');
|
|
|
|
// HTTP status codes by name
|
|
const codes = require('./http-codes');
|
|
|
|
const routerHandling = require('../middleware/router-handling');
|
|
|
|
const UserModel = require('../models/user');
|
|
|
|
const signatures = new express.Router();
|
|
|
|
// routes **********************
|
|
/**
|
|
* @deprecated
|
|
*/
|
|
signatures.route('/:id')
|
|
// does not use idValidator since it works by username
|
|
.get((req, res, next) => {
|
|
// decode UTF8-escape sequences (special characters)
|
|
const uri = decodeURIComponent(req.params.id);
|
|
UserModel.findOne({username: uri}, (err, user) => {
|
|
const emptyFile = 'resource/signature/0.png';
|
|
if (user === null) {
|
|
res.sendFile(emptyFile, {root: __dirname + '/../'});
|
|
} else {
|
|
const file = 'resource/signature/' + user._id + '.png';
|
|
|
|
fs.stat(__dirname + '/../' + file, (err, stat) => {
|
|
if (err === null) {
|
|
res.sendFile(file, {root: __dirname + '/../'});
|
|
} else if (err.code === 'ENOENT') {
|
|
res.sendFile(emptyFile, {root: __dirname + '/../'});
|
|
} else {
|
|
err = new Error('Internal server error');
|
|
err.status = codes.servererror;
|
|
return next(err);
|
|
}
|
|
});
|
|
}
|
|
});
|
|
})
|
|
|
|
.all(
|
|
routerHandling.httpMethodNotAllowed
|
|
);
|
|
|
|
|
|
// this middleware function can be used, if you like or remove it
|
|
// it looks for object(s) in res.locals.items and if they exist, they are send to the client as json
|
|
signatures.use(routerHandling.emptyResponse);
|
|
|
|
|
|
module.exports = signatures;
|