62 lines
1.4 KiB
JavaScript
62 lines
1.4 KiB
JavaScript
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const { Middleware } = require('libflitter')
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class TrapUtility {
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constructor(req, res, configs) {
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this.request = req
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this.response = res
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this.user = req.user
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this.configs = configs
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}
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async begin(trap_name) {
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this.user.trap = trap_name
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this.request.trust.assume()
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await this.user.save()
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}
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redirect() {
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this.request.trust.assume()
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return this.response.redirect(this.config().redirect_to)
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}
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async end() {
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this.user.trap = ''
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this.request.trust.unassume()
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await this.user.save()
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}
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has_trap() {
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return !!this.user.trap
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}
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get_trap() {
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return this.user.trap
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}
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config() {
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return this.configs[this.get_trap()]
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}
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allows(route) {
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const config = this.config()
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return route.startsWith('/assets') || config.allowed_routes.includes(route.toLowerCase().trim())
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}
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}
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class TrapsMiddleware extends Middleware {
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static get services() {
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return [...super.services, 'models', 'configs']
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}
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async test(req, res, next, args = {}) {
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if ( !req?.user ) return next()
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req.trap = new TrapUtility(req, res, this.configs.get('traps.types'))
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if ( !req.trap.has_trap() ) return next()
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else if ( req.trap.allows(req.path) ) return next()
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else return req.trap.redirect()
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}
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}
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module.exports = exports = TrapsMiddleware
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