const express = require('express')
const path = require('path')
const fs = require('fs')
const fsp = fs.promises
const router = express.Router()
const cfgLoader = require(path.join('..', '..', 'config-loader'))(path.join(__dirname, 'config.json'), {
root: path.join(process.cwd(), '..', 'fiche', 'code'),
style: 'tomorrow-night',
index: 'index.html'
})
function encodeSpecial (string) {
let i = string.length
let a = []
while (i--) {
var iC = string[i].charCodeAt()
if (iC < 65 || iC > 127 || (iC > 90 && iC < 97)) {
a[i] = '&#' + iC + ';'
} else {
a[i] = string[i]
}
}
return a.join('')
}
async function init () {
let config = await cfgLoader
let root = path.resolve(config.root)
await fsp.access(root, fs.constants.F_OK)
router.get('/:name', async (req, res, next) => {
let name = req.params.name
if (name.length > 5) {
try {
let text = await fsp.readFile(path.join(root, 'index.html'))
res.send(text)
} catch (e) {
res.status(403)
}
return res.end()
}
let fichePath = path.join(root, name, 'index.txt')
let reqRaw = req.query.raw != null
let ua = req.get('User-Agent')
if (!reqRaw && ua && (ua.match(/curl\//i) != null || ua.match(/wget\//i) != null)) reqRaw = true
let text
try {
text = await fsp.readFile(fichePath, {encoding: 'utf8'})
} catch (e) {
return res.status(404).end()
}
res.header('Cache-Control', 'max-age=' + 7 * 24 * 60 * 60 * 1000)
if (reqRaw) {
return res.set('Content-Type', 'text/plain').send(text)
}
let etext = encodeSpecial(text)
let payload =
'' +
'' +
'' +
'' +
'' +
'' +
'' +
'' +
'' + etext + '
' +
'' +
'' +
''
res.set('Content-Type', 'application/xhtml+xml').send(payload)
})
router.get('/', (req, res, next) => {
if (!config.index) {
return next()
}
let inp = config.index
if (inp.indexOf('/') !== 0) {
inp = path.join(__dirname, inp)
} else {
inp = path.resolve(inp)
}
res.sendFile(inp)
})
return router
}
module.exports = init