feat(*): refactor metadata handling; move metadata to backend where possible, refine client views

server/utils/init.php

@@ -1,6 +1,7 @@
 <?php
   require_once "icons.php";
   require_once "media.php";
+  require_once "metadata.php";
   require_once "paginator.php";
   require_once "routing.php";
   require_once "strings.php";

server/utils/metadata.php

@@ -0,0 +1,33 @@
+<?php
+
+  function setupPageMetadata(array $page, string $requestUri): array {
+    $globals = $page['globals'] ?? [];
+
+    $title = htmlspecialchars($page["metadata"]["title"] ?? "", ENT_QUOTES, "UTF-8");
+    $description = htmlspecialchars($page["metadata"]["description"] ?? "", ENT_QUOTES, "UTF-8");
+    $image = htmlspecialchars(
+      $page["metadata"]["open_graph_image"] ?? $globals["metadata"]["open_graph_image"] ?? "",
+      ENT_QUOTES,
+      "UTF-8"
+    );
+    $fullUrl = $globals["url"] . $requestUri;
+    $oembedUrl = $globals["url"] . "/oembed" . $requestUri;
+
+    return [
+      'pageTitle' => $title,
+      'pageDescription' => $description,
+      'ogImage' => $image,
+      'fullUrl' => $fullUrl,
+      'oembedUrl' => $oembedUrl,
+      'globals' => $globals
+    ];
+  }
+
+  function cleanMeta($value) {
+    $value = trim($value ?? '');
+    $value = str_replace(["\r", "\n"], ' ', $value);
+    $value = preg_replace('/\s+/', ' ', $value);
+    return htmlspecialchars($value, ENT_QUOTES, 'UTF-8');
+  }
+
+?>

server/utils/strings.php

@@ -68,11 +68,4 @@
     return $string . 's' . ($trailing ? $trailing : '');
   }
 
-  function cleanMeta($value) {
-    $value = trim($value ?? '');
-    $value = str_replace(["\r", "\n"], ' ', $value);
-    $value = preg_replace('/\s+/', ' ', $value);
-    return htmlspecialchars($value, ENT_QUOTES, 'UTF-8');
-  }
-
 ?>