feat: create the RSS feed item class, from which all rss feed item instances are created

The class provides the property map xpath expression selectors that is appropriate for rss feed
items

Author: Harrison Ifeanyichukwu

src/FeedItems/RSSFeedItem.php

@@ -0,0 +1,41 @@
+<?php
+declare(strict_types = 1);
+
+namespace Forensic\FeedParser\FeedItems;
+
+use Forensic\FeedParser\Enums\FeedItemTypes;
+use Forensic\FeedParser\XPath;
+use DOMElement;
+
+class RSSFeedItem extends BaseFeedItem
+{
+    public function __construct(DOMElement $item, XPath $xpath,
+        bool $remove_styles, bool $remove_scripts)
+    {
+        $property_selectors = [
+            'id' => 'guid',
+            'title' => 'title',
+            'link' => 'link',
+            'content' => 'content:encoded || description',
+            'source' => 'source',
+            'enclosure' => [
+                'type' => 'enclosure/@type',
+                'url' => 'enclosure/@url',
+                'length' => 'enclosure/@length'
+            ],
+            //'image' => { 'src' => '', 'link' => '', 'title' => '' }, // to be parsed specially
+            'lastUpdated' => 'pubDate',
+            'author' => 'author || dc:creator',
+            'category' => 'category'
+        ];
+
+        parent::__construct(
+            new FeedItemTypes(FeedItemTypes::RSS_FEED_ITEM),
+            $item,
+            $xpath,
+            $property_selectors,
+            $remove_styles,
+            $remove_scripts
+        );
+    }
+}