SEO: canonical, sitemap.xml, robots.txt, JSON-LD, noindex admin

public/.htaccess

@@ -16,6 +16,9 @@ RewriteRule ^feed/?$    /feed.php [L,QSA]
 RewriteRule ^rss/?$     /feed.php [L,QSA]
 RewriteRule ^rss\.xml$  /feed.php [L,QSA]
 
+# Sitemap
+RewriteRule ^sitemap\.xml$ /sitemap.php [L]
+
 # Ajoute .php si le fichier correspondant existe
 RewriteCond %{DOCUMENT_ROOT}%{REQUEST_URI}.php -f
 RewriteRule ^(.+?)/?$ /$1.php [L,QSA]

public/index.php

@@ -21,6 +21,10 @@ $action = $_GET['action'] ?? 'list';
 $uuid   = $_GET['uuid']   ?? '';
 $slug   = $_GET['slug']   ?? '';
 
+$_noindexActions = ['create', 'edit', 'admin', 'categories', 'diff', 'add_files', 'import_image', 'import_image_step2', 'sources', 'profile', 'delete_file', 'delete_external_link', 'rename_category', 'delete_category', 'toggle_private_category'];
+$metaRobots = in_array($action, $_noindexActions, true) ? 'noindex, nofollow' : null;
+unset($_noindexActions);
+
 // ─── Extraction de métadonnées depuis une URL ────────────────────────────────
 function fetchUrlMeta(string $url): array
 {

public/robots.txt

@@ -0,0 +1,16 @@
+User-agent: *
+Disallow: /?action=edit
+Disallow: /?action=create
+Disallow: /?action=admin
+Disallow: /?action=delete
+Disallow: /?action=diff
+Disallow: /?action=categories
+Disallow: /?action=add_files
+Disallow: /?action=import_image
+Disallow: /?action=sources
+Disallow: /?action=profile
+Disallow: /login
+Disallow: /logout.php
+Disallow: /oidc/
+
+Sitemap: https://varlog.a5l.fr/sitemap.xml

public/sitemap.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+define('BASE_PATH', realpath(__DIR__ . '/../'));
+
+require_once BASE_PATH . '/src/helpers.php';
+require_once BASE_PATH . '/config/config.php';
+require_once BASE_PATH . '/src/ArticleManager.php';
+
+$articles = new ArticleManager(BASE_PATH . '/data');
+$privateCats = $articles->getPrivateCategories();
+
+$published = array_filter($articles->getAll(true), static function (array $a) use ($privateCats): bool {
+    $cat = trim($a['category'] ?? '');
+    if ($cat !== '' && in_array($cat, $privateCats, true)) {
+        return false;
+    }
+    if (strtotime((string)($a['published_at'] ?? '')) > time()) {
+        return false;
+    }
+    return true;
+});
+
+header('Content-Type: application/xml; charset=UTF-8');
+header('X-Robots-Tag: noindex');
+
+echo '<?xml version="1.0" encoding="UTF-8"?>' . "\n";
+echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">' . "\n";
+
+// Homepage
+echo '  <url>' . "\n";
+echo '    <loc>' . htmlspecialchars(rtrim(APP_URL, '/') . '/') . '</loc>' . "\n";
+echo '    <changefreq>daily</changefreq>' . "\n";
+echo '    <priority>1.0</priority>' . "\n";
+echo '  </url>' . "\n";
+
+foreach ($published as $article) {
+    $loc     = htmlspecialchars(rtrim(APP_URL, '/') . '/post/' . rawurlencode($article['slug'] ?? ''));
+    $lastmod = date('Y-m-d', strtotime((string)($article['updated_at'] ?? $article['published_at'] ?? 'now')));
+    echo '  <url>' . "\n";
+    echo '    <loc>' . $loc . '</loc>' . "\n";
+    echo '    <lastmod>' . $lastmod . '</lastmod>' . "\n";
+    echo '    <changefreq>monthly</changefreq>' . "\n";
+    echo '    <priority>0.8</priority>' . "\n";
+    echo '  </url>' . "\n";
+}
+
+echo '</urlset>' . "\n";