feat: profile_url auteur → article:author URL + JSON-LD author.url

src/auth.php

@@ -35,11 +35,21 @@ function currentUserName(): string
 }
 
 function authorDisplayName(string $email): string
+{
+    return authorProfile($email)['name'];
+}
+
+function authorProfileUrl(string $email): string
+{
+    return authorProfile($email)['url'];
+}
+
+function authorProfile(string $email): array
 {
     static $cache = [];
     $key = strtolower(trim($email));
     if ($key === '') {
-        return '';
+        return ['name' => '', 'url' => ''];
     }
     if (array_key_exists($key, $cache)) {
         return $cache[$key];
@@ -47,15 +57,20 @@ function authorDisplayName(string $email): string
     $pdo = dbPdo();
     if ($pdo) {
         try {
-            $st = $pdo->prepare('SELECT display_name FROM user_profiles WHERE email = :e');
+            $st = $pdo->prepare('SELECT display_name, profile_url FROM user_profiles WHERE email = :e');
             $st->execute([':e' => $key]);
-            $name = $st->fetchColumn();
-            $cache[$key] = ($name !== false && $name !== '') ? $name : explode('@', $key)[0];
-            return $cache[$key];
+            $row = $st->fetch(PDO::FETCH_ASSOC);
+            if ($row) {
+                $cache[$key] = [
+                    'name' => ($row['display_name'] !== '') ? $row['display_name'] : explode('@', $key)[0],
+                    'url'  => $row['profile_url'] ?? '',
+                ];
+                return $cache[$key];
+            }
         } catch (\Throwable) {
         }
     }
-    $cache[$key] = explode('@', $key)[0];
+    $cache[$key] = ['name' => explode('@', $key)[0], 'url' => ''];
     return $cache[$key];
 }