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wp-content/plugins/elementor/modules/system-info/helpers/model-helper.php

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+<?php
+namespace Elementor\Modules\System_Info\Helpers;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly.
+}
+
+/**
+ * Elementor model helper.
+ *
+ * Elementor model helper handler class is responsible for filtering properties.
+ *
+ * @since 1.0.0
+ */
+final class Model_Helper {
+
+	/**
+	 * Model helper constructor.
+	 *
+	 * Initializing the model helper class.
+	 *
+	 * @since 1.0.0
+	 * @access private
+	 */
+	private function __construct() {}
+
+	/**
+	 * Filter possible properties.
+	 *
+	 * Retrieve possible properties filtered by property intersect key.
+	 *
+	 * @since 1.0.0
+	 * @access public
+	 * @static
+	 *
+	 * @param array $possible_properties All the possible properties.
+	 * @param array $properties          Properties to filter.
+	 *
+	 * @return array Possible properties filtered by property intersect key.
+	 */
+	public static function filter_possible_properties( $possible_properties, $properties ) {
+		$properties_keys = array_flip( $possible_properties );
+
+		return array_intersect_key( $properties, $properties_keys );
+	}
+
+	/**
+	 * Prepare properties.
+	 *
+	 * Combine the possible properties with the user properties and filter them.
+	 *
+	 * @since 1.0.0
+	 * @access public
+	 * @static
+	 *
+	 * @param array $possible_properties All the possible properties.
+	 * @param array $user_properties     User properties.
+	 *
+	 * @return array Possible properties and user properties filtered by property intersect key.
+	 */
+	public static function prepare_properties( $possible_properties, $user_properties ) {
+		$properties = array_fill_keys( $possible_properties, null );
+
+		$properties = array_merge( $properties, $user_properties );
+
+		return self::filter_possible_properties( $possible_properties, $properties );
+	}
+}