73 lines
2.4 KiB
JavaScript
73 lines
2.4 KiB
JavaScript
import getSSRApolloClient from '../api/ssrApollo'
|
|
|
|
const SITE_URL = 'https://stacker.news'
|
|
const SITE_TITLE = 'stacker news'
|
|
const SITE_SUBTITLE = 'It\'s like Hacker News, but we pay you Bitcoin.'
|
|
|
|
function escapeXml (unsafe) {
|
|
return unsafe.replace(/[<>&'"]/g, function (c) {
|
|
switch (c) {
|
|
case '<': return '<'
|
|
case '>': return '>'
|
|
case '&': return '&'
|
|
case '\'': return '''
|
|
case '"': return '"'
|
|
}
|
|
})
|
|
}
|
|
|
|
const generateRssItem = (item) => {
|
|
const guid = `${SITE_URL}/items/${item.id}`
|
|
const link = item.url || guid
|
|
let title = item.title
|
|
if (item.isJob) {
|
|
title = item.title + ' \\ ' + item.company + ' \\ ' + `${item.location || ''}${item.location && item.remote ? ' or ' : ''}${item.remote ? 'Remote' : ''}`
|
|
}
|
|
return `
|
|
<item>
|
|
<guid>${guid}</guid>
|
|
<title>${escapeXml(title)}</title>
|
|
<link>${escapeXml(link)}</link>
|
|
<comments>${guid}</comments>
|
|
<description><![CDATA[<a href="${guid}">Comments</a>]]></description>
|
|
<pubDate>${new Date(item.createdAt).toUTCString()}</pubDate>
|
|
<atom:author><atom:name>${item.user.name}</atom:name></atom:author>
|
|
</item>
|
|
`
|
|
}
|
|
|
|
function generateRssFeed (items, sub = null) {
|
|
const itemsList = items.map(generateRssItem)
|
|
return `<?xml version="1.0" encoding="UTF-8" ?>
|
|
<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
|
|
<channel>
|
|
<title>${SITE_TITLE}${sub ? ` ~${sub}` : ''}</title>
|
|
<link>${SITE_URL}${sub ? `/~${sub}` : ''}</link>
|
|
<description>${SITE_SUBTITLE}</description>
|
|
<language>en</language>
|
|
<lastBuildDate>${new Date().toUTCString()}</lastBuildDate>
|
|
<atom:link href="${SITE_URL}/rss" rel="self" type="application/rss+xml" />
|
|
${itemsList.join('')}
|
|
</channel>
|
|
</rss>
|
|
`
|
|
}
|
|
|
|
export default function getGetRssServerSideProps (query, variables = null) {
|
|
return async function ({ req, res, query: params }) {
|
|
const emptyProps = { props: {} } // to avoid server side warnings
|
|
const client = await getSSRApolloClient(req)
|
|
const { error, data: { items: { items } } } = await client.query({
|
|
query, variables: { ...params, ...variables }
|
|
})
|
|
|
|
if (!items || error) return emptyProps
|
|
|
|
res.setHeader('Content-Type', 'text/xml; charset=utf-8')
|
|
res.write(generateRssFeed(items, params?.sub))
|
|
res.end()
|
|
|
|
return emptyProps
|
|
}
|
|
}
|