From 40921a489269e84f6930eaab7df955c4afd5ce7f Mon Sep 17 00:00:00 2001
From: Joe Carstairs <65492573+Sycamost@users.noreply.github.com>
Date: Fri, 25 Aug 2023 17:56:03 +0100
Subject: Adds an RSS feed with news items

---
 src/pages/[locale]/rss.xml.ts | 44 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 src/pages/[locale]/rss.xml.ts

(limited to 'src/pages')

diff --git a/src/pages/[locale]/rss.xml.ts b/src/pages/[locale]/rss.xml.ts
new file mode 100644
index 0000000..be2cab6
--- /dev/null
+++ b/src/pages/[locale]/rss.xml.ts
@@ -0,0 +1,44 @@
+import rss, { RSSFeedItem } from '@astrojs/rss';
+import { CollectionEntry, getCollection } from 'astro:content';
+import { getDate, getHref, isNewsItemInLocale } from '$lib/newsUtils';
+import localeStaticPaths from '$lib/localeStaticPaths';
+import getLocaleFromPath from '$lib/getLocaleFromPath';
+import type { APIContext } from 'astro';
+import translate from '$i18n/translate';
+import tFeed from '$i18n/translations/pages/rss.xml';
+
+export async function get(context: APIContext) {
+  const locale = getLocaleFromPath(context.url.pathname);
+  const t = translate(locale);
+  const news = (await getCollection('news')).filter((item) => isNewsItemInLocale(item, locale));
+  const site = context.site;
+  if (!site) {
+    throw new Error('No site provided in Astro configuration');
+  }
+
+  return rss({
+    title: t(tFeed, { key: 'title' }),
+    description: t(tFeed, { key: 'description' }),
+    site,
+    items: news.map(newsItemToRssFeedItem),
+    customData: `<language>${locale}</language>`,
+  });
+}
+
+function newsItemToRssFeedItem(item: CollectionEntry<'news'>): RSSFeedItem {
+  const pubDate = getDate(item);
+  if (!pubDate) {
+    throw new Error(`Could not determine publication date of ${item}`);
+  }
+
+  return {
+    link: getHref(item),
+    title: item.data.title,
+    description: item.data.summary,
+    pubDate,
+  };
+}
+
+export async function getStaticPaths() {
+  return localeStaticPaths;
+}
-- 
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