Image fallback queue

Api/LocalizedScopeDeploymentConfigInterface.php

@@ -0,0 +1,28 @@
+<?php
+/**
+ * LocalizedScopeDeploymentConfigInterface.php
+ *
+ * NOTICE OF LICENSE
+ *
+ * This source file is subject to the MIT license, which
+ * is bundled with this package in the file LICENSE.txt.
+ *
+ * It is also available on the Internet at the following URL:
+ * https://docs.auroraextensions.com/magento/extensions/2.x/modulecomponents/LICENSE.txt
+ *
+ * @package     AuroraExtensions\ModuleComponents\Api
+ * @copyright   Copyright (C) 2021 Aurora Extensions <support@auroraextensions.com>
+ * @license     MIT
+ */
+declare(strict_types=1);
+
+namespace AuroraExtensions\GoogleCloudStorage\Api;
+
+interface LocalizedScopeDeploymentConfigInterface
+{
+    /**
+     * @param string|null $path
+     * @return mixed
+     */
+    public function get(?string $path);
+}

Api/StorageObjectManagementInterface.php

@@ -67,4 +67,9 @@ public function deleteObject(string $path): bool;
      * @return \AuroraExtensions\GoogleCloudStorage\Api\StorageObjectManagementInterface
      */
     public function deleteAllObjects(array $options): StorageObjectManagementInterface;
+
+    /**
+     * @return bool
+     */
+    public function isEnabled(): bool;
 }

Api/StorageTypeMetadataInterface.php

@@ -18,8 +18,6 @@
 
 namespace AuroraExtensions\GoogleCloudStorage\Api;
 
-use Google\Cloud\Storage\StorageClient;
-
 interface StorageTypeMetadataInterface
 {
     /** @constant int STORAGE_MEDIA_GCS */

Block/ImageCatcher.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace AuroraExtensions\GoogleCloudStorage\Block;
+
+use AuroraExtensions\GoogleCloudStorage\Model\File\Storage;
+use Magento\Framework\App\Filesystem\DirectoryList;
+use Magento\Framework\UrlInterface;
+use Magento\Framework\View\Element\Template;
+use Magento\Framework\View\Element\Template\Context;
+use Magento\Store\Model\StoreManagerInterface;
+
+class ImageCatcher extends Template
+{
+    /**
+     * Store manager
+     *
+     * @var StoreManagerInterface
+     */
+    protected $storeManager;
+
+    /**
+     * @param Context $context
+     * @param Config $mediaConfig
+     * @param Storage $storage
+     * @param array $data
+     */
+    public function __construct(
+        Context $context,
+        StoreManagerInterface $storeManager,
+        Storage $storage,
+        array $data = []
+    ) {
+        parent::__construct($context, $data);
+
+        $this->storeManager = $storeManager;
+        $this->storage      = $storage;
+    }
+
+    public function getMediaUrl()
+    {
+        return $this->storeManager->getStore()->getBaseUrl(UrlInterface::URL_TYPE_MEDIA);
+    }
+
+    public function getBaseMediaUrl()
+    {
+        $baseUrl = parse_url($this->storeManager->getStore()->getBaseUrl(UrlInterface::URL_TYPE_WEB));
+        return $baseUrl['scheme'] . '://' . $baseUrl['host'] . '/' . DirectoryList::MEDIA . DIRECTORY_SEPARATOR;
+    }
+
+    public function isEnabled()
+    {
+        return $this->storage->checkBucketUsage();
+    }
+
+    public function getStoreCode()
+    {
+        return $this->storeManager->getStore()->getCode();
+    }
+}

Exception/ExceptionFactory.php

@@ -0,0 +1,84 @@
+<?php
+/**
+ * ExceptionFactory.php
+ *
+ * NOTICE OF LICENSE
+ *
+ * This source file is subject to the MIT license, which
+ * is bundled with this package in the file LICENSE.txt.
+ *
+ * It is also available on the Internet at the following URL:
+ * https://docs.auroraextensions.com/magento/extensions/2.x/modulecomponents/LICENSE.txt
+ *
+ * @package     AuroraExtensions\ModuleComponents\Exception
+ * @copyright   Copyright (C) 2021 Aurora Extensions <support@auroraextensions.com>
+ * @license     MIT
+ */
+declare(strict_types=1);
+
+namespace AuroraExtensions\GoogleCloudStorage\Exception;
+
+use Exception;
+use Throwable;
+use Magento\Framework\{
+    ObjectManagerInterface,
+    Phrase
+};
+
+use function is_subclass_of;
+use function __;
+
+class ExceptionFactory
+{
+    /** @constant string ERROR_DEFAULT_MSG */
+    private const ERROR_DEFAULT_MSG = 'An error occurred. Unable to process the request.';
+
+    /** @constant string ERROR_INVALID_TYPE */
+    private const ERROR_INVALID_TYPE = 'Invalid exception class type %1 was given.';
+
+    /** @var ObjectManagerInterface $objectManager */
+    private $objectManager;
+
+    /**
+     * @param ObjectManagerInterface $objectManager
+     * @return void
+     */
+    public function __construct(ObjectManagerInterface $objectManager)
+    {
+        $this->objectManager = $objectManager;
+    }
+
+    /**
+     * @param string|null $type
+     * @param Phrase|null $message
+     * @return Throwable
+     * @throws Exception
+     */
+    public function create(
+        string $type = Exception::class,
+        Phrase $message = null
+    ) {
+        /** @var array $arguments */
+        $arguments = [];
+
+        /* Set default message, as required. */
+        $message = $message ?? __(static::ERROR_DEFAULT_MSG);
+
+        if (!is_subclass_of($type, Throwable::class)) {
+            throw new Exception(
+                __(
+                    static::ERROR_INVALID_TYPE,
+                    $type
+                )->__toString()
+            );
+        }
+
+        if ($type !== Exception::class) {
+            $arguments['phrase'] = $message;
+        } else {
+            $arguments['message'] = $message->__toString();
+        }
+
+        return $this->objectManager->create($type, $arguments);
+    }
+}