Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | import { getCollection } from "astro:content";
import type { APIContext } from "astro";
import { SITE_URL, formatDate, xmlEscape } from "../utils/sitemap";
export async function GET(_context: APIContext) {
const posts = await getCollection("blog");
// 新しい順にソート
const sorted = posts.sort(
(a, b) => new Date(b.data.date).getTime() - new Date(a.data.date).getTime(),
);
const latestPostDate = formatDate(sorted[0].data.date);
const urls: string[] = [];
// ホームページ(lastmod = 最新記事日)
urls.push(` <url>
<loc>${SITE_URL}/</loc>
<lastmod>${latestPostDate}</lastmod>
</url>`);
// About ページ
urls.push(` <url>
<loc>${SITE_URL}/about/</loc>
<lastmod>${latestPostDate}</lastmod>
</url>`);
// タグ一覧ページ
urls.push(` <url>
<loc>${SITE_URL}/tags/</loc>
<lastmod>${latestPostDate}</lastmod>
</url>`);
// タグ別ページ(記事3件以上のタグのみ)
const tagCount: { [key: string]: number } = {};
sorted.forEach((post) => {
post.data.tags?.forEach((tag) => {
if (tag) tagCount[tag] = (tagCount[tag] || 0) + 1;
});
});
Object.entries(tagCount)
.filter(([, count]) => count >= 3)
.forEach(([tag]) => {
urls.push(` <url>
<loc>${SITE_URL}/tag/${xmlEscape(tag)}/</loc>
<lastmod>${latestPostDate}</lastmod>
</url>`);
});
// ページネーションはnoindex設定のためサイトマップから除外
// privacy-policies(lastmod なし)
urls.push(` <url>
<loc>${SITE_URL}/privacy-policies/</loc>
</url>`);
const xml = `<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
${urls.join("\n")}
</urlset>`;
return new Response(xml, {
headers: {
"Content-Type": "application/xml; charset=utf-8",
},
});
}
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