Moved document parsing logic to DocumentParser

src/MicrodataDOMDocument.php

@@ -1,47 +0,0 @@
-<?php
-
-namespace YusufKandemir\MicrodataParser;
-
-class MicrodataDOMDocument extends \DOMDocument
-{
-    /** @var \DOMXPath */
-    public $xpath;
-
-    /**
-     * Get top-level items of the document
-     *
-     * @see https://www.w3.org/TR/2018/WD-microdata-20180426/#dfn-top-level-microdata-item
-     *
-     * @return \DOMNodeList List of top level items as elements
-     */
-    public function getItems() : \DOMNodeList
-    {
-        return $this->xpath->query('//*[@itemscope and not(@itemprop)]');
-    }
-
-    /**
-     * {@inheritdoc}
-     * Also assigns $xpath with DOMXPath of freshly loaded DOMDocument
-     */
-    public function loadHTML($source, $options = 0)
-    {
-        $return = parent::loadHTML($source, $options);
-
-        $this->xpath = new \DOMXPath($this);
-
-        return $return;
-    }
-
-    /**
-     * {@inheritdoc}
-     * Also assigns $xpath with DOMXPath of freshly loaded DOMDocument
-     */
-    public function loadHTMLFile($filename, $options = 0)
-    {
-        $return = parent::loadHTMLFile($filename, $options);
-
-        $this->xpath = new \DOMXPath($this);
-
-        return $return;
-    }
-}

src/MicrodataDocumentParser.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace YusufKandemir\MicrodataParser;
+
+class MicrodataDocumentParser
+{
+    /** @var \DOMDocument */
+    protected $dom;
+
+    /** @var \DOMXPath */
+    protected $xpath;
+
+    /** @var MicrodataElementParser */
+    protected $elementParser;
+
+    /**
+     * MicrodataParser constructor.
+     *
+     * @param \DOMDocument $dom DOMDocument to be parsed
+     * @param MicrodataElementParser|null $elementParser
+     */
+    public function __construct(\DOMDocument $dom, MicrodataElementParser $elementParser = null)
+    {
+        $this->dom = $dom;
+        $this->xpath = new \DOMXPath($this->dom);
+
+        $this->elementParser = $elementParser ?? new MicrodataElementParser;
+    }
+
+    /**
+     * Parses microdata and returns result as object
+     *
+     * @return \stdClass
+     */
+    public function parse() : \stdClass
+    {
+        $result = new \stdClass;
+
+        $result->items = [];
+
+        foreach ($this->getTopLevelItems() as $item) {
+            $result->items[] = $this->elementParser->parse($item);
+        }
+
+        return $result;
+    }
+
+    /**
+     * Finds top level items in document
+     *
+     * @see https://www.w3.org/TR/2018/WD-microdata-20180426/#dfn-top-level-microdata-item
+     *
+     * @return \DOMNodeList
+     */
+    protected function getTopLevelItems() : \DOMNodeList
+    {
+        return $this->xpath->query('//*[@itemscope and not(@itemprop)]');
+    }
+}