rhymix/modules/widget/widget.class.php

<?php
    /**
     * @class  widget
     * @author NHN (developers@xpressengine.com)
     * @brief widget module's high class
     **/

    class widget extends ModuleObject {

        /**
         * @brief Implement if additional tasks are necessary when installing
         **/
        function moduleInstall() {
            // Create cache directory used by widget
            FileHandler::makeDir('./files/cache/widget');
			FileHandler::makeDir('./files/cache/widget_cache');
            // Add this widget compile the trigger for the display.after
            $oModuleController = &getController('module');
            $oModuleController->insertTrigger('display', 'widget', 'controller', 'triggerWidgetCompile', 'before');

            return new Object();
        }

        /**
         * @brief a method to check if successfully installed
         **/
        function checkUpdate() {
            $oModuleModel = &getModel('module');
            // widget compile display.after trigger for further (04/14/2009)
            if(!$oModuleModel->getTrigger('display', 'widget', 'controller', 'triggerWidgetCompile', 'before')) return true;

            return false;
        }

        /**
         * @brief Execute update
         **/
        function moduleUpdate() {
            $oModuleModel = &getModel('module');
            $oModuleController = &getController('module');
            // widget compile display.after trigger for further (04/14/2009)
            if(!$oModuleModel->getTrigger('display', 'widget', 'controller', 'triggerWidgetCompile', 'before')) {
                $oModuleController->insertTrigger('display', 'widget', 'controller', 'triggerWidgetCompile', 'before');
            }

            return new Object(0, 'success_updated');
        }

        /**
         * @brief Re-generate the cache file
         **/
        function recompileCache() {
            // delete the cache files containing information widget
            FileHandler::removeFilesInDir("./files/cache/widget");
            // delete the cache files created widget
            FileHandler::removeFilesInDir("./files/cache/widget_cache");
        }

    }
?>