Version 4.1.19

applications/cms/extensions/core/Uninstall/Widgets.php

@@ -0,0 +1,100 @@
+<?php
+/**
+ * @brief		Uninstall callback
+ * @author		<a href='http://www.invisionpower.com'>Invision Power Services, Inc.</a>
+ * @copyright	(c) 2001 - 2016 Invision Power Services, Inc.
+ * @license		http://www.invisionpower.com/legal/standards/
+ * @package		IPS Community Suite
+ * @subpackage	Content
+ * @since		10 Feb 2016
+ * @version		SVN_VERSION_NUMBER
+ */
+
+namespace IPS\cms\extensions\core\Uninstall;
+
+/* To prevent PHP errors (extending class does not exist) revealing path */
+if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
+{
+	header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
+	exit;
+}
+
+/**
+ * Uninstall callback
+ */
+class _Widgets
+{
+	/**
+	 * Code to execute before the application has been uninstalled
+	 *
+	 * @param	string	$application	Application directory
+	 * @return	array
+	 */
+	public function preUninstall( $application )
+	{
+	}
+
+	/**
+	 * Code to execute after the application has been uninstalled
+	 *
+	 * @param	string	$application	Application directory
+	 * @return	array
+	 */
+	public function postUninstall( $application )
+	{
+	}
+
+	/**
+	 * Code to execute when other applications are uninstalled
+	 *
+	 * @param	string	$application	Application directory
+	 * @return	void
+	 * @deprecated	This is here for backwards-compatibility - all new code should go in onOtherUninstall
+	 */
+	public function onOtherAppUninstall( $application )
+	{
+		return $this->onOtherUninstall( $application );
+	}
+
+	/**
+	 * Code to execute when other applications or plugins are uninstalled
+	 *
+	 * @param	string	$application	Application directory
+	 * @param	int		$plugin			Plugin ID
+	 * @return	void
+	 */
+	public function onOtherUninstall( $application=NULL, $plugin=NULL )
+	{
+		/* clean up widget areas table */
+		foreach ( \IPS\Db::i()->select( '*', 'cms_page_widget_areas' ) as $row )
+		{
+			$data = json_decode( $row['area_widgets'], true );
+			$deleted = false;
+			foreach ( $data as $key => $widget )
+			{
+				if( $application !== NULL )
+				{
+					if ( isset( $widget['app'] ) and $widget['app'] == $application )
+					{
+						$deleted = true;
+						unset( $data[$key] );
+					}
+				}
+
+				if( $plugin !== NULL )
+				{
+					if ( isset( $widget['plugin'] ) and $widget['plugin'] == $plugin )
+					{
+						$deleted = true;
+						unset( $data[$key] );
+					}
+				}
+			}
+			
+			if ( $deleted === true )
+			{
+				\IPS\Db::i()->update( 'cms_page_widget_areas', array( 'area_widgets' => json_encode( $data ) ), array( 'area_page_id=? AND area_area=?', $row['area_page_id'], $row['area_area'] ) );
+			}
+		}
+	}
+}