Add Index Listener

src/EventListener/MeilisearchEventContextListener.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace MummertMedia\ContaoMeilisearchBundle\EventListener;
+
+use Contao\CalendarEventsModel;
+use Contao\Template;
+
+class MeilisearchEventContextListener
+{
+    public function onParseFrontendTemplate(string $buffer, string $template): string
+    {
+        // Nur Event-Reader-Modul
+        if ($template !== 'mod_eventreader') {
+            return $buffer;
+        }
+
+        // Event kommt IM Template an
+        if (
+            isset($GLOBALS['objEvent']) &&
+            $GLOBALS['objEvent'] instanceof CalendarEventsModel
+        ) {
+            $eventId = (int) $GLOBALS['objEvent']->id;
+
+            // Minimaler, stabiler Marker
+            $marker = "\n<!-- MEILI_EVENT id={$eventId} -->\n";
+
+            return $buffer . $marker;
+        }
+
+        return $buffer;
+    }
+}

src/EventListener/MeilisearchPageMarkerListener.php

@@ -16,12 +16,10 @@ class MeilisearchPageMarkerListener
         }
 
         $lines = ['MEILISEARCH'];
-
-        // =========================
-        // PAGE
-        // =========================
         $page  = $GLOBALS['objPage'];
 
+        /* ================= PAGE ================= */
+
         if ((int) $page->priority > 0) {
             $lines[] = 'page.priority=' . (int) $page->priority;
         }
@@ -30,7 +28,6 @@ class MeilisearchPageMarkerListener
             $lines[] = 'page.keywords=' . trim((string) $page->keywords);
         }
 
-        // searchimage (Page → Fallback)
         $searchImageUuid = null;
 
         if (!empty($page->searchimage)) {
@@ -43,15 +40,13 @@ class MeilisearchPageMarkerListener
             $lines[] = 'page.searchimage=' . $searchImageUuid;
         }
 
-        // =========================
+        /* ================= EVENT ================= */
-        // EVENT (Detailseite!)
-        // =========================
-        if (
-            isset($GLOBALS['objEvent']) &&
-            $GLOBALS['objEvent'] instanceof CalendarEventsModel
-        ) {
-            $event = $GLOBALS['objEvent'];
 
+        if (preg_match('/<!--\s*MEILI_EVENT id=(\d+)\s*-->/', $buffer, $m)) {
+            $eventId = (int) $m[1];
+            $event   = CalendarEventsModel::findByPk($eventId);
+
+            if ($event !== null) {
                 if ((int) $event->priority > 0) {
                     $lines[] = 'event.priority=' . (int) $event->priority;
                 }
@@ -60,10 +55,10 @@ class MeilisearchPageMarkerListener
                     $lines[] = 'event.keywords=' . trim((string) $event->keywords);
                 }
             }
+        }
+
+        /* ================= OUTPUT ================= */
 
-        // =========================
-        // OUTPUT
-        // =========================
         if (count($lines) === 1) {
             return $buffer;
         }

src/Resources/contao/config/config.php

@@ -2,6 +2,7 @@
 
 use MummertMedia\ContaoMeilisearchBundle\EventListener\IndexPageListener;
 use MummertMedia\ContaoMeilisearchBundle\EventListener\MeilisearchPageMarkerListener;
+use MummertMedia\ContaoMeilisearchBundle\EventListener\MeilisearchEventContextListener;
 
 
 $GLOBALS['TL_HOOKS']['outputFrontendTemplate'][] = [
@@ -14,6 +15,10 @@ $GLOBALS['TL_HOOKS']['indexPage'][] = [
     'onIndexPage'
 ];
 
+$GLOBALS['TL_HOOKS']['parseFrontendTemplate'][] = [
+    MeilisearchEventContextListener::class,
+    'onParseFrontendTemplate',
+];
 
 if (!isset($GLOBALS['MEILISEARCH_MARKERS'])) {
     $GLOBALS['MEILISEARCH_MARKERS'] = [];