✨ Finishes Builders

src/Builder/ChannelBuilder.php

@@ -0,0 +1,98 @@
+<?php
+
+namespace Shikiryu\SRSS\Builder;
+
+use DOMElement;
+use Shikiryu\SRSS\Entity\Channel;
+
+class ChannelBuilder
+{
+
+    private \DOMDocument $document;
+
+    /**
+     * @param \DOMDocument $document
+     */
+    public function __construct(\DOMDocument $document)
+    {
+        $this->document = $document;
+    }
+
+    /**
+     * @param \Shikiryu\SRSS\Entity\Channel $channel
+     *
+     * @return \DOMElement|false
+     * @throws \DOMException
+     */
+    public function build(Channel $channel)
+    {
+        $node = $this->document->createElement('channel');
+        foreach (array_filter($channel->toArray(), static fn($el) => !empty($el)) as $name => $value) {
+            if ($name === 'category') {
+                /** @var \Shikiryu\SRSS\Entity\Channel\Category $category */
+                foreach ($value as $category) {
+                    $node->appendChild($this->buildCategory($category));
+                }
+            } elseif ($name === 'cloud') {
+                $node->appendChild($this->buildCloud($value));
+            } elseif ($name === 'image') {
+                $node->appendChild($this->buildImage($value));
+            } else {
+                $new_node = $this->document->createElement($name, $value);
+                $node->appendChild($new_node);
+            }
+        }
+
+        return $node;
+    }
+
+    /**
+     * @param \Shikiryu\SRSS\Entity\Channel\Category $category
+     *
+     * @return bool|\DOMElement
+     * @throws \DOMException
+     */
+    private function buildCategory(Channel\Category $category): bool|DOMElement
+    {
+        $node = $this->document->createElement('category', $category->value);
+        $node->setAttribute('domain', $category->domain);
+
+        return $node;
+    }
+
+    /**
+     * @param \Shikiryu\SRSS\Entity\Channel\Cloud $cloud
+     *
+     * @return \DOMElement|false
+     * @throws \DOMException
+     */
+    private function buildCloud(Channel\Cloud $cloud)
+    {
+        $node = $this->document->createElement('cloud');
+        foreach (get_object_vars($cloud) as $name => $value) {
+            if (!is_array($value)) {
+                $node->setAttribute($name, $value);
+            }
+        }
+
+        return $node;
+    }
+
+    /**
+     * @param \Shikiryu\SRSS\Entity\Channel\Image $image
+     *
+     * @return \DOMElement|false
+     * @throws \DOMException
+     */
+    private function buildImage(Channel\Image $image)
+    {
+        $node = $this->document->createElement('image');
+        foreach (get_object_vars($image) as $name => $value) {
+            if (!is_array($value)) {
+                $node->appendChild($this->document->createElement($name, $value));
+            }
+        }
+
+        return $node;
+    }
+}