Add XMLRPCParser class to parse XE-compatible XML requests

common/framework/parsers/xmlrpcparser.php

@@ -0,0 +1,55 @@
+<?php
+
+namespace Rhymix\Framework\Parsers;
+
+/**
+ * XMLRPC request parser class for XE compatibility.
+ */
+class XMLRPCParser
+{
+	/**
+	 * Load an XML file.
+	 * 
+	 * @param string $content
+	 * @return object|false
+	 */
+	public static function parse(string $content)
+	{
+		// Load the XML content.
+		$xml = simplexml_load_string($content);
+		if ($xml === false)
+		{
+			return false;
+		}
+		
+		// Loop over the list of parameters.
+		$result = self::_parseArray($xml->params);
+		
+		// Return the complete result.
+		return $result;
+	}
+	
+	/**
+	 * Process an array of parameters.
+	 * 
+	 * @param \SimpleXMLElement $parent
+	 * @return array
+	 */
+	protected static function _parseArray(\SimpleXMLElement $parent): array
+	{
+		$result = array();
+		foreach ($parent->children() ?: [] as $tag)
+		{
+			$key = $tag->getName();
+			if (strval($tag['type']) === 'array')
+			{
+				$result[$key] = self::_parseArray($tag);
+			}
+			else
+			{
+				$result[$key] = strval($tag);
+			}
+		}
+		return $result;
+	}
+}