Files
the-example-app-nodejs/lib/breadcrumb.js
2017-11-07 17:33:32 +01:00

28 lines
718 B
JavaScript

const url = require('url')
module.exports = (modifier) => {
return (req, res, next) => {
const baseUrl = url.format({ protocol: req.protocol, host: req.get('host') })
const parts = url.parse(req.url).pathname.split('/').filter(Boolean)
let items = []
items.push({ label: 'Home', url: baseUrl })
items = items.concat(parts.map((part, i, array) => {
const path = array.slice(0, i + 1).join('/')
return {
label: part.replace(/-/g, ' '),
url: url.resolve(baseUrl, path),
path: path
}
})
)
if (modifier) {
items = items.map(modifier)
}
// make it global
req.app.locals.breadcrumb = items
// next operation
next()
}
}