first commit

modules/emarketing/classes/Service/FacebookPixel.php

@@ -0,0 +1,124 @@
+<?php
+/**
+ * NOTICE OF LICENSE
+ *
+ * This file is licenced under the GNU General Public License, version 3 (GPL-3.0).
+ * With the purchase or the installation of the software in your application
+ * you accept the licence agreement.
+ *
+ * @author    emarketing www.emarketing.com <integrations@emarketing.com>
+ * @copyright 2020 emarketing AG
+ * @license   https://opensource.org/licenses/GPL-3.0 GNU General Public License version 3
+ */
+
+namespace Emarketing\Service;
+
+use Emarketing\Service\Snippets\Snippets;
+use Emarketing\Service\Products\PriceCalculation;
+
+/**
+ * Class FacebookPixel
+ * @package Emarketing\Service
+ */
+class FacebookPixel extends Snippets
+{
+    /**
+     * @param $globalTag
+     * @param $viewContent
+     * @param $addToCart
+     * @param $purchase
+     * @return bool
+     * @throws \Exception
+     */
+    public function savePixel($globalTag, $viewContent, $addToCart, $purchase)
+    {
+        $this->saveInConfiguration('FB_GLOBAL', $globalTag);
+        $this->saveInConfiguration('FB_VIEWCONTENT', $viewContent);
+        $this->saveInConfiguration('FB_ADDTOCART', $addToCart);
+        $this->saveInConfiguration('FB_PURCHASE', $purchase);
+
+        return true;
+    }
+
+    /**
+     * @return string
+     */
+    public function getGlobalTagSnippet()
+    {
+        $snippet = $this->getFromConfiguration('FB_GLOBAL');
+
+        return $snippet;
+    }
+
+    /**
+     * @return string
+     */
+    public function getViewContentSnippet()
+    {
+        $snippet = $this->getFromConfiguration('FB_VIEWCONTENT');
+
+        return $this->replaceProductPageVariables($snippet);
+    }
+
+    /**
+     * @return string
+     */
+    public function getAddToCartSnippet()
+    {
+        $snippet = $this->getFromConfiguration('FB_ADDTOCART');
+
+        $snippet = preg_replace(
+            ['/<script>/', '/<\/script>/'],
+            ["<script>\ndocument.addEventListener('DOMContentLoaded', function(event) {\n document.querySelectorAll('.add-to-cart, #add_to_cart button, #add_to_cart a, #add_to_cart input').forEach(function(a){\na.addEventListener('click', function(){", "});});});\n</script>"],
+            $snippet
+        );
+
+        return $this->replaceProductPageVariables($snippet);
+    }
+
+    /**
+     * @return string
+     * @throws \Exception
+     */
+    public function getPurchaseSnippet()
+    {
+        $snippet = $this->getFromConfiguration('FB_PURCHASE');
+
+        $order = new \Order(\Tools::getValue('id_order'));
+
+        $currency = new \Currency($order->id_currency);
+
+        $snippet = preg_replace(
+            ['/\bREPLACE_VALUE\b/', '/\bCURRENCY\b/'],
+            [\Tools::ps_round($order->total_paid, 2), $currency->iso_code],
+            $snippet
+        );
+
+        return $snippet;
+    }
+
+    /**
+     * @param $snippet
+     * @return string
+     */
+    private function replaceProductPageVariables($snippet)
+    {
+        $product = \Context::getContext()->controller->getProduct();
+
+        $category = new \Category($product->id_category_default);
+        $categoryName = is_array($category->name) ? reset($category->name) : $category->name;
+
+        $currentCurrency = \Context::getContext()->currency;
+
+        $priceCalculation = new PriceCalculation();
+        $price = $priceCalculation->getFinalPrice($currentCurrency->id, $product->id, true, \Tools::getValue('id_product_attribute'));
+
+        $snippet = preg_replace(
+            ['/\bREPLACE_CONTENT\b/', '/\bREPLACE_CATEGORY\b/', '/\bREPLACE_CONTENT_ID\b/', '/\bREPLACE_VALUE\b/', '/\bCURRENCY\b/'],
+            [$product->name, $categoryName, $product->id, $price, $currentCurrency->iso_code],
+            $snippet
+        );
+
+        return $snippet;
+    }
+}