Initial commit

Classes/Hooks/PageRendererPreProcess.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace MMK2410\PlausibleAnalytics\Hooks;
+
+use TYPO3\CMS\Core\Page\AssetCollector;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController;
+
+class PageRendererPreProcess
+{
+    /** @var \TYPO3\CMS\Core\Page\AssetCollector */
+    private $assetCollector;
+
+    /** @var \TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController */
+    private $tsfe;
+
+    public function __construct(AssetCollector $assetCollector = null)
+    {
+        $this->assetCollector = $assetCollector ?? GeneralUtility::makeInstance(AssetCollector::class);
+        $this->tsfe = $GLOBALS['TSFE'];
+    }
+
+    public function addLibrary(): void
+    {
+        $domain = $this->getDomain();
+        $plausible = $this->getPlausibleURL();
+
+        if (isset($domain) && isset($plausible)) {
+            GeneralUtility::makeInstance(AssetCollector::class)
+                ->addJavaScript(
+                    'plausible_analytics',
+                    $plausible . '/js/plausible.js',
+                    [
+                        'async' => 'async',
+                        'defer' => 'defer',
+                        'data-domain' => $domain
+                    ],
+                );
+        }
+    }
+
+    protected function getPlausibleURL(): ?string
+    {
+        if (!isset($this->tsfe)) {
+            return null;
+        }
+
+        return $this->tsfe->getSite()->getConfiguration()['plausible_url'] ?? null;
+    }
+
+    protected function getDomain(): ?string
+    {
+        if (!isset($this->tsfe)) {
+            return null;
+        }
+
+        $domain = $this->tsfe->getSite()->getConfiguration()['plausible_domain'];
+
+        if (!empty($domain)) {
+            return $domain;
+        }
+
+        $base = $this->tsfe->getSite()->getConfiguration()['base'];
+
+        if (!isset($base)) {
+            return null;
+        }
+
+        if (strpos($base, 'http://') !== false || strpos($base, 'https://') !== false) {
+            return preg_replace('/https?:\/\/([^\/\n]*).*/', '$1', $base);
+        } else {
+            return null;
+        }
+    }
+}