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libraries/fof40/Configuration/Domain/Authentication.php

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+<?php
+/**
+ * @package   FOF
+ * @copyright Copyright (c)2010-2022 Nicholas K. Dionysopoulos / Akeeba Ltd
+ * @license   GNU General Public License version 3, or later
+ */
+
+namespace FOF40\Configuration\Domain;
+
+use SimpleXMLElement;
+
+defined('_JEXEC') || die;
+
+/**
+ * Configuration parser for the authentication-specific settings
+ *
+ * @since    2.1
+ */
+class Authentication implements DomainInterface
+{
+	/**
+	 * Parse the XML data, adding them to the $ret array
+	 *
+	 * @param   SimpleXMLElement   $xml  The XML data of the component's configuration area
+	 * @param   array             &$ret  The parsed data, in the form of a hash array
+	 *
+	 * @return  void
+	 */
+	public function parseDomain(SimpleXMLElement $xml, array &$ret): void
+	{
+		// Initialise
+		$ret['authentication'] = [];
+
+		// Parse the dispatcher configuration
+		$authenticationData = $xml->authentication;
+
+		// Sanity check
+
+		if (empty($authenticationData))
+		{
+			return;
+		}
+
+		$options = $xml->xpath('authentication/option');
+
+		foreach ($options as $option)
+		{
+			$key                         = (string) $option['name'];
+			$ret['authentication'][$key] = (string) $option;
+		}
+	}
+
+	/**
+	 * Return a configuration variable
+	 *
+	 * @param   string  &$configuration  Configuration variables (hashed array)
+	 * @param   string   $var            The variable we want to fetch
+	 * @param   mixed    $default        Default value
+	 *
+	 * @return  mixed  The variable's value
+	 */
+	public function get(array &$configuration, string $var, $default = null)
+	{
+		if ($var == '*')
+		{
+			return $configuration['authentication'];
+		}
+
+		if (isset($configuration['authentication'][$var]))
+		{
+			return $configuration['authentication'][$var];
+		}
+		else
+		{
+			return $default;
+		}
+	}
+}