magento · magento-engcom-team · Nov 13, 2020 · Oct 23, 2020 · Oct 23, 2020 · Oct 24, 2020
diff --git a/app/code/Magento/Sales/Model/Order/Invoice/GetLogoFile.php b/app/code/Magento/Sales/Model/Order/Invoice/GetLogoFile.php
@@ -0,0 +1,77 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Sales\Model\Order\Invoice;
+
+use Magento\Store\Model\ScopeInterface;
+use Magento\Framework\UrlInterface;
+use Magento\Framework\App\Config\ScopeConfigInterface;
+
+/**
+ * Get Custom Logo File for Invoice HTML print
+ */
+class GetLogoFile
+{
+    private const XML_PATH_SALES_IDENTITY_LOGO_HTML = 'sales/identity/logo_html';
+    private const LOGO_BASE_DIR = 'sales/store/logo_html/';
+
+    /**
+     * @var ScopeConfigInterface
+     */
+    private $scopeConfig;
+
+    /**
+     * @var UrlInterface
+     */
+    private $urlBuilder;
+
+    /**
+     * @param ScopeConfigInterface $scopeConfig
+     * @param UrlInterface $urlBuilder
+     */
+    public function __construct(
+        ScopeConfigInterface $scopeConfig,
+        UrlInterface $urlBuilder
+    ) {
+        $this->scopeConfig = $scopeConfig;
+        $this->urlBuilder = $urlBuilder;
+    }
+
+    /**
+     * Return Custom Invoice Logo file url if configured in admin
+     *
+     * @return string|null
+     */
+    public function execute(): ?string
+    {
+        $invoiceLogoPath = $this->getIdentityLogoHtml();
+        if (!$invoiceLogoPath) {
+            return null;
+        }
+
+        return sprintf(
+            "%s%s%s",
+            $this->urlBuilder->getBaseUrl(['_type' => UrlInterface::URL_TYPE_MEDIA]),
+            self::LOGO_BASE_DIR,
+            $invoiceLogoPath
+        );
+    }
+
+    /**
+     * Get Admin Configuration for Invoice Logo HTML
+     *
+     * @return null|string
+     */
+    private function getIdentityLogoHtml(): ?string
+    {
+        return $this->scopeConfig->getValue(
+            self::XML_PATH_SALES_IDENTITY_LOGO_HTML,
+            ScopeInterface::SCOPE_STORE,
+            null
+        );
+    }
+}
diff --git a/app/code/Magento/Sales/view/frontend/layout/sales_order_printinvoice.xml b/app/code/Magento/Sales/view/frontend/layout/sales_order_printinvoice.xml
@@ -11,6 +11,13 @@
     <update handle="print" />
     <body>
         <attribute name="class" value="account"/>
+        <referenceContainer name="header-wrapper">
+            <referenceBlock name="logo">
+                <arguments>
+                    <argument name="logo_src" xsi:type="helper" helper="Magento\Sales\Model\Order\Invoice\GetLogoFile::execute"/>
+                </arguments>
+            </referenceBlock>
+        </referenceContainer>
         <referenceContainer name="page.main.title">
             <block class="Magento\Sales\Block\Order\PrintOrder\Invoice" name="order.status" template="Magento_Sales::order/order_status.phtml" />
             <block class="Magento\Sales\Block\Order\PrintOrder\Invoice" name="order.date" template="Magento_Sales::order/order_date.phtml" />

diff --git a/dev/tests/integration/testsuite/Magento/Sales/Model/Order/Invoice/GetLogoFileTest.php b/dev/tests/integration/testsuite/Magento/Sales/Model/Order/Invoice/GetLogoFileTest.php
@@ -0,0 +1,76 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Sales\Model\Order\Invoice;
+
+use Magento\Store\Model\ScopeInterface;
+use Magento\TestFramework\Helper\Bootstrap;
+use Magento\TestFramework\ObjectManager;
+use Magento\Framework\App\Config\MutableScopeConfigInterface;
+
+/**
+ * Test class for \Magento\Sales\Model\Order\Invoice\GetLogoFile
+ */
+class GetLogoFileTest extends \PHPUnit\Framework\TestCase
+{
+    private const XML_PATH_SALES_IDENTITY_LOGO_HTML = 'sales/identity/logo_html';
+    private const DUMP_IMAGE = 'my_dump_logo.png';
+
+    /**
+     * @var ObjectManager
+     */
+    private $objectManager;
+
+    /**
+     * @var MutableScopeConfigInterface
+     */
+    private $scopeConfig;
+
+    /**
+     * @var GetLogoFile
+     */
+    private $getLogoFile;
+
+    /**
+     * @inheritdoc
+     */
+    protected function setUp(): void
+    {
+        $this->objectManager = Bootstrap::getObjectManager();
+        $this->scopeConfig = $this->objectManager->get(MutableScopeConfigInterface::class);
+        $this->getLogoFile = $this->objectManager->get(GetLogoFile::class);
+    }
+
+    /**
+     * Check that GetLogoFile return image after Admin configuration is changed
+     *
+     * @return void
+     */
+    public function testExecute(): void
+    {
+        $this->assertNull($this->getLogoFile->execute());
+
+        $this->applyImage();
+
+        $this->assertIsString($this->getLogoFile->execute());
+        $this->assertStringContainsString(self::DUMP_IMAGE, $this->getLogoFile->execute());
+    }
+
+    /**
+     * Set Invoice Custom Logo HTML Image configuration
+     *
+     * @return void
+     */
+    private function applyImage(): void
+    {
+        $this->scopeConfig->setValue(
+            self::XML_PATH_SALES_IDENTITY_LOGO_HTML,
+            self::DUMP_IMAGE,
+            ScopeInterface::SCOPE_STORE
+        );
+    }
+}