moteur de recherche : trigram+substring, navbar, page resultats

public/assets/css/style.css

@@ -1068,3 +1068,85 @@ footer {
 .star-rating label:hover ~ label {
     color: #f5a623;
 }
+
+/* ─── Barre de recherche (navbar) ────────── */
+.search-form {
+    margin: 0 .5rem;
+}
+
+.search-input {
+    width: 160px;
+    transition: width .2s;
+    background: var(--vl-surface);
+    border-color: var(--vl-border);
+    color: var(--vl-text);
+}
+
+.search-input:focus {
+    width: 220px;
+    box-shadow: 0 0 0 2px rgba(var(--vl-accent-rgb, 59,130,246), .25);
+}
+
+@media (max-width: 991px) {
+    .search-form { margin: .5rem 0; }
+    .search-input, .search-input:focus { width: 100%; }
+}
+
+/* ─── Page de recherche ───────────────────── */
+.search-page { max-width: 780px; margin: 0 auto; }
+
+.search-bar .input-group { max-width: 600px; }
+
+.search-results { display: flex; flex-direction: column; gap: 2rem; }
+
+.search-result {
+    border-bottom: 1px solid var(--vl-border);
+    padding-bottom: 1.5rem;
+}
+
+.search-result-meta {
+    display: flex;
+    align-items: center;
+    gap: .75rem;
+    margin-bottom: .25rem;
+    font-size: .8rem;
+}
+
+.search-result-cat {
+    background: var(--vl-surface);
+    border: 1px solid var(--vl-border);
+    border-radius: 20px;
+    padding: 1px 10px;
+    color: var(--vl-muted);
+    text-decoration: none;
+}
+
+.search-result-cat:hover { color: var(--vl-accent); }
+
+.search-result-date { color: var(--vl-muted); }
+
+.search-result-title {
+    font-size: 1.15rem;
+    margin: 0 0 .4rem;
+}
+
+.search-result-title a {
+    color: var(--vl-text);
+    text-decoration: none;
+}
+
+.search-result-title a:hover { color: var(--vl-accent); }
+
+.search-result-snippet {
+    font-size: .9rem;
+    color: var(--vl-muted);
+    margin: 0;
+    line-height: 1.6;
+}
+
+.search-result-snippet mark {
+    background: rgba(250, 204, 21, .35);
+    color: inherit;
+    border-radius: 2px;
+    padding: 0 2px;
+}

public/index.php

@@ -1502,6 +1502,27 @@ switch ($action) {
         include BASE_PATH . '/templates/profile.php';
         break;
 
+    case 'search':
+        require_once BASE_PATH . '/src/SearchEngine.php';
+        $searchQuery = trim($_GET['q'] ?? '');
+        $searchResults = [];
+        if ($searchQuery !== '') {
+            $privateCats = $articles->getPrivateCategories();
+            $searchPool  = array_values(array_filter($articles->getAll(true), static function (array $a) use ($privateCats): bool {
+                $cat = trim($a['category'] ?? '');
+                if ($cat !== '' && in_array($cat, $privateCats, true) && !isLoggedIn()) {
+                    return false;
+                }
+                if (strtotime((string)($a['published_at'] ?? '')) > time() && !isLoggedIn()) {
+                    return false;
+                }
+                return true;
+            }));
+            $searchResults = (new SearchEngine())->search($searchQuery, $searchPool);
+        }
+        include BASE_PATH . '/templates/search.php';
+        break;
+
     case 'list':
     default:
         $privateCats  = $articles->getPrivateCategories();