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escape XML specials and other RSS refinements

This commit is contained in:
keyan 2021-08-09 15:52:41 -05:00
parent bee1ffe10b
commit a38ef84b5d
1 changed files with 16 additions and 4 deletions
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20
lib/rss.js
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@ -1,12 +1,24 @@
const SITE_URL = 'https://stacker.news' const SITE_URL = 'https://stacker.news'
const SITE_TITLE = 'Stacker News' const SITE_TITLE = 'Stacker News'
const SITE_SUBTITLE = 'Like Hacker News, but with sats' const SITE_SUBTITLE = 'Like Hacker News, but we pay you Bitcoin.'
function escapeXml (unsafe) {
return unsafe.replace(/[<>&'"]/g, function (c) {
switch (c) {
case '<': return '&lt;'
case '>': return '&gt;'
case '&': return '&amp;'
case '\'': return '&apos;'
case '"': return '&quot;'
}
})
}
const generateRssItem = (item) => { const generateRssItem = (item) => {
return ` return `
<item> <item>
<guid>${SITE_URL}/items/${item.id}</guid> <guid>${SITE_URL}/items/${item.id}</guid>
<title>${item.title}</title> <title>${escapeXml(item.title)}</title>
<link>${SITE_URL}/items/${item.id}</link> <link>${SITE_URL}/items/${item.id}</link>
<pubDate>${new Date(item.createdAt).toUTCString()}</pubDate> <pubDate>${new Date(item.createdAt).toUTCString()}</pubDate>
</item> </item>
@ -16,14 +28,14 @@ const generateRssItem = (item) => {
export default function generateRssFeed (items) { export default function generateRssFeed (items) {
const itemsList = items.map(generateRssItem) const itemsList = items.map(generateRssItem)
return ` return `
<rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:media="http://search.yahoo.com/mrss/" version="2.0"> <rss version="2.0">
<channel> <channel>
<title>${SITE_TITLE}</title> <title>${SITE_TITLE}</title>
<link>${SITE_URL}</link> <link>${SITE_URL}</link>
<description>${SITE_SUBTITLE}</description> <description>${SITE_SUBTITLE}</description>
<language>en</language> <language>en</language>
<lastBuildDate>${new Date().toUTCString()}</lastBuildDate> <lastBuildDate>${new Date().toUTCString()}</lastBuildDate>
<atom:link href="${SITE_URL}" rel="self" type="application/rss+xml"/> <link>${SITE_URL}</link>
${itemsList.join('')} ${itemsList.join('')}
</channel> </channel>
</rss> </rss>