Added server-side PageView event (#750)

Author: zlik

app/code/Meta/Conversion/Block/Pixel/Head.php

@@ -133,4 +133,14 @@ public function getCustomer()
 
         return $this->customerSession->getCustomer();
     }
+
+    /**
+     * Get Event name
+     *
+     * @return string
+     */
+    public function getEventToObserveName()
+    {
+        return 'facebook_businessextension_ssapi_page_view';
+    }
 }

app/code/Meta/Conversion/Model/Tracker/PageView.php

@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+namespace Meta\Conversion\Model\Tracker;
+
+use Meta\Conversion\Api\TrackerInterface;
+
+class PageView implements TrackerInterface
+{
+    private const EVENT_TYPE = 'PageView';
+
+    /**
+     * @inheritDoc
+     */
+    public function getEventType(): string
+    {
+        return self::EVENT_TYPE;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getPayload(array $params): array
+    {
+        return [];
+    }
+}

app/code/Meta/Conversion/etc/frontend/di.xml

@@ -4,6 +4,7 @@
     <type name="Meta\Conversion\Controller\Pixel\Tracker">
         <arguments>
             <argument name="pixelEvents" xsi:type="array">
+                <item name="facebook_businessextension_ssapi_page_view" xsi:type="object">Meta\Conversion\Model\Tracker\PageView</item>
                 <item name="facebook_businessextension_ssapi_view_category" xsi:type="object">Meta\Conversion\Model\Tracker\ViewCategory</item>
                 <item name="facebook_businessextension_ssapi_view_content" xsi:type="object">Meta\Conversion\Model\Tracker\ViewContent</item>
                 <item name="facebook_businessextension_ssapi_search" xsi:type="object">Meta\Conversion\Model\Tracker\Search</item>

app/code/Meta/Conversion/view/frontend/templates/pixel/head.phtml

@@ -1,4 +1,15 @@
-<?php /** @var \Meta\Conversion\Block\Pixel\Head $block */ ?>
+<?php
+
+use Magento\Framework\Escaper;
+use Meta\Conversion\Block\Pixel\Head;
+
+/**
+ * @var Head $block
+ * @var Escaper $escaper
+ */
+
+$trackerUrl = $block->getTrackerUrl();
+?>
 <?php /** @var \Magento\Framework\Escaper $escaper */ ?>
 <?php if ($block->getFacebookPixelID()) { ?>
 <!-- Meta Business Extension for Magento 2 -->
@@ -21,10 +32,27 @@ fbq(
     <?= /* @noEscape */ $block->getPixelInitCode() ?>,
   {agent: '<?= /* @noEscape */ $block->getFacebookAgentVersion() ?>' }
 );
-fbq('track', 'PageView', {
-  source: "<?= /* @noEscape */ $block->getSource() ?>",
-  pluginVersion: "<?= /* @noEscape */ $block->getPluginVersion() ?>"
-});
+</script>
+<script type="text/x-magento-init">
+{
+    "*": {
+        "Meta_Conversion/js/metaPixelTracker" : {
+            "url" : "<?= $escaper->escapeUrl($trackerUrl); ?>",
+            "payload": <?= /* @noEscape */ json_encode([
+                "eventName" => $block->getEventToObserveName(),
+            ]) ?>,
+            "browserEventData": <?= /* @noEscape */ json_encode([
+                'fbAgentVersion' => $block->getFacebookAgentVersion(),
+                'fbPixelId' => $block->getFacebookPixelID(),
+                'source' => $block->getSource(),
+                'pluginVersion' => $block->getPluginVersion(),
+                'track' => 'track',
+                'event' => 'PageView',
+                'payload' => []
+            ]) ?>
+        }
+    }
+}
 </script>
 <!-- End Meta Pixel Code -->
 <?php } else { ?>