Initial commit: Free Shipping Message module

Block/Product/View/Message.php

@@ -0,0 +1,86 @@
+<?php
+/**
+ * Shopkeeper FreeShippingMessage Block
+ */
+namespace Shopkeeper\FreeShippingMessage\Block\Product\View;
+
+use Magento\Framework\View\Element\Template;
+use Magento\Framework\View\Element\Template\Context;
+use Magento\Cms\Model\BlockFactory;
+use Magento\Cms\Model\Template\FilterProvider;
+
+class Message extends Template
+{
+    /**
+     * @var BlockFactory
+     */
+    protected $blockFactory;
+
+    /**
+     * @var FilterProvider
+     */
+    protected $filterProvider;
+
+    /**
+     * @param Context $context
+     * @param BlockFactory $blockFactory
+     * @param FilterProvider $filterProvider
+     * @param array $data
+     */
+    public function __construct(
+        Context $context,
+        BlockFactory $blockFactory,
+        FilterProvider $filterProvider,
+        array $data = []
+    ) {
+        $this->blockFactory = $blockFactory;
+        $this->filterProvider = $filterProvider;
+        parent::__construct($context, $data);
+    }
+
+    /**
+     * Get CMS block HTML content
+     *
+     * @return string
+     */
+    public function getCmsBlockHtml()
+    {
+        $blockId = $this->getData('cms_block_id');
+
+        if (!$blockId) {
+            return '';
+        }
+
+        $block = $this->blockFactory->create();
+        $block->load($blockId, 'identifier');
+
+        if (!$block->getId() || !$block->isActive()) {
+            return '';
+        }
+
+        $html = $this->filterProvider->getBlockFilter()
+            ->setStoreId($this->_storeManager->getStore()->getId())
+            ->filter($block->getContent());
+
+        return $html;
+    }
+
+    /**
+     * Check if CMS block exists and is active
+     *
+     * @return bool
+     */
+    public function hasCmsBlock()
+    {
+        $blockId = $this->getData('cms_block_id');
+
+        if (!$blockId) {
+            return false;
+        }
+
+        $block = $this->blockFactory->create();
+        $block->load($blockId, 'identifier');
+
+        return $block->getId() && $block->isActive();
+    }
+}