Version 5.0.0 beta 1

system/Content/Search/SearchContent.php

@@ -0,0 +1,107 @@
+<?php
+
+/**
+ * @brief        SearchContent
+ * @author        <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
+ * @copyright    (c) Invision Power Services, Inc.
+ * @license        https://www.invisioncommunity.com/legal/standards/
+ * @package        Invision Community
+ * @subpackage
+ * @since        7/3/2023
+ */
+
+namespace IPS\Content\Search;
+
+/* To prevent PHP errors (extending class does not exist) revealing path */
+
+use IPS\Application;
+use IPS\Content;
+use function get_class;
+use function is_string;
+use function in_array;
+
+if( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
+{
+	header( ( $_SERVER['SERVER_PROTOCOL'] ?? 'HTTP/1.0' ) . ' 403 Forbidden' );
+	exit;
+}
+
+class SearchContent
+{
+	/**
+	 * @var array|null
+	 */
+	protected static ?array $_searchableClasses = null;
+
+	/**
+	 * Returns all searchable classes
+	 *
+	 * @return array
+	 */
+	public static function searchableClasses() : array
+	{
+		if( static::$_searchableClasses === null )
+		{
+			$classes = array();
+			foreach( Application::allExtensions( 'core', 'SearchContent', false, null, null, false ) as $extension )
+			{
+				$classes = array_merge( $classes, $extension::supportedClasses() );
+			}
+			static::$_searchableClasses = $classes;
+		}
+		return static::$_searchableClasses;
+	}
+
+	/**
+	 * Determines if the class is searchable
+	 *
+	 * @param string|object $object
+	 * @return bool
+	 */
+	public static function isSearchable( string|object $object ) : bool
+	{
+		$class = is_string( $object ) ? $object : get_class( $object );
+		return in_array( $class, static::searchableClasses() );
+	}
+
+	/**
+	 * @var array
+	 */
+	protected static array $_extensions = array();
+
+	/**
+	 * Returns the extension that handles this class
+	 *
+	 * @param Content|string $object
+	 * @param bool $init
+	 * @return SearchContentAbstract|null
+	 */
+	public static function extension( Content|string $object, bool $init = TRUE ) : SearchContentAbstract|null
+	{
+		$classname = is_string( $object ) ? $object : get_class( $object );
+		if( !isset( static::$_extensions[ $classname ] ) )
+		{
+			foreach( Application::allExtensions( 'core', 'SearchContent', false, null, null, false ) as $extension )
+			{
+				if( in_array( $classname, $extension::supportedClasses() ) )
+				{
+					static::$_extensions[ $classname ] = new $extension;
+					break;
+				}
+			}
+		}
+
+		/* Make sure to set the extension with whatever object we are working with */
+		if( isset( static::$_extensions[ $classname ] ) )
+		{
+			if( $object instanceof Content AND $init )
+			{
+				static::$_extensions[ $classname ]->setObject( $object );
+			}
+
+			return static::$_extensions[ $classname ];
+		}
+
+		return null;
+	}
+}