<?php
/*********************************************************************************
 * SugarCRM is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2010 SugarCRM Inc.
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Affero General Public License along with
 * this program; if not, see http://www.gnu.org/licenses or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 * 
 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
 * 
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 * 
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * SugarCRM" logo. If the display of the logo is not reasonably feasible for
 * technical reasons, the Appropriate Legal Notices must display the words
 * "Powered by SugarCRM".
 ********************************************************************************/
require_once('include/MVC/View/SugarView.php');


class SugarController{
	/**
	 * remap actions in here 
	 * e.g. make all detail views go to edit views
	 * $action_remap = array('detailview'=>'editview');
	 */
	protected $action_remap = array('index'=>'listview');
	/**
	 * The name of the current module.
	 */
	public $module = 'Home';
	/**
	 * The name of the target module.
	 */
	public $target_module = null;	
	/**
	 * The name of the current action.
	 */
	public $action = 'index';
	/**
	 * The id of the current record.
	 */
	public $record = '';
	/**
	 * The name of the return module.
	 */
	public $return_module = null;
	/**
	 * The name of the return action.
	 */
	public $return_action = null;
	/**
	 * The id of the return record.
	 */
	public $return_id = null;
	/**
	 * If the action was remapped it will be set to do_action and then we will just 
	 * use do_action for the actual action to perform.
	 */
	protected $do_action = 'index';
	/**
	 * If a bean is present that set it.
	 */
	public $bean = null;
	/**
	 * url to redirect to
	 */
	public $redirect_url = '';
	/**
	 * any subcontroller can modify this to change the view
	 */
	public $view = 'classic';
	/**
	 * this array will hold the mappings between a key and an object for use within the view.
	 */
	public $view_object_map = array();
	
	/**
	 * This array holds the methods that handleAction() will invoke, in sequence. 
	 */
	protected $tasks = array(
					   'pre_action', 
					   'do_action', 
					   'post_action'
					   );
	/**
	 * List of options to run through within the process() method.
	 * This list is meant to easily allow additions for new functionality as well as
	 * the ability to add a controller's own handling.
	 */
	public $process_tasks = array(
						'blockFileAccess',
						'handleEntryPoint',
						'callLegacyCode',
						'remapAction',
						'handle_action',
						'handleActionMaps',
					);				
	/**
	 * Whether or not the action has been handled by $process_tasks
	 *
	 * @var bool
	 */
	protected $_processed = false;
	/**
	 * Map an action directly to a file
	 */
	/**
	 * Map an action directly to a file. This will be loaded from action_file_map.php
	 */
	protected $action_file_map = array();
	/**
	 * Map an action directly to a view
	 */
	/**
	 * Map an action directly to a view. This will be loaded from action_view_map.php
	 */
	protected $action_view_map = array();
	
	/**
	 * This can be set from the application to tell us whether we have authorization to 
	 * process the action. If this is set we will default to the noaccess view.
	 */
	public $hasAccess = true;
	
	/**
	 * Map case sensitive filenames to action.  This is used for linux/unix systems
	 * where filenames are case sensitive
	 */
	public static $action_case_file = array(
										'editview'=>'EditView', 
										'detailview'=>'DetailView', 
										'listview'=>'ListView'
									  );
	
	/**
	 * Constructor. This ie meant tot load up the module, action, record as well
	 * as the mapping arrays.
	 */
	function SugarController(){
	}

	/**
	 * Called from SugarApplication and is meant to perform the setup operations
	 * on the controller.
	 *
	 */
	public function setup($module = ''){
		if(empty($module) && !empty($_REQUEST['module']))
			$module = $_REQUEST['module'];
		//set the module
		if(!empty($module))
			$this->setModule($module);
			
		if(!empty($_REQUEST['target_module']) && $_REQUEST['target_module'] != 'undefined') {
			$this->target_module = $_REQUEST['target_module'];
		}				
		//set properties on the controller from the $_REQUEST
		$this->loadPropertiesFromRequest();
		//load the mapping files
		$this->loadMappings();
	}
	/**
	 * Set the module on the Controller
	 *
	 * @param object $module
	 */
	public function setModule($module){
		$this->module = $module;
	}
	
	/**
	 * Set properties on the Controller from the $_REQUEST
	 *
	 */
	private function loadPropertiesFromRequest(){
		if(!empty($_REQUEST['action']))
			$this->action = $_REQUEST['action'];
		if(!empty($_REQUEST['record']))
			$this->record = $_REQUEST['record'];
		if(!empty($_REQUEST['view']))
			$this->view = $_REQUEST['view'];
		if(!empty($_REQUEST['return_module']))
			$this->return_module = $_REQUEST['return_module'];
		if(!empty($_REQUEST['return_action']))
			$this->return_action = $_REQUEST['return_action'];
		if(!empty($_REQUEST['return_id']))
			$this->return_id = $_REQUEST['return_id'];
	}
	
	/**
	 * Load map files for use within the Controller
	 *
	 */
	private function loadMappings(){
		$this->loadMapping('action_view_map');
		$this->loadMapping('action_file_map');
		$this->loadMapping('action_remap', true);
	}

	/**
	 * Given a record id load the bean. This bean is accessible from any sub controllers.
	 */
	public function loadBean(){
		if(!empty($GLOBALS['beanList'][$this->module])){
			$class = $GLOBALS['beanList'][$this->module];
			if(!empty($GLOBALS['beanFiles'][$class])){
				require_once($GLOBALS['beanFiles'][$class]);
				$this->bean = new $class();
				if(!empty($this->record)){
					$this->bean->retrieve($this->record);
					if($this->bean)
						$GLOBALS['FOCUS'] = $this->bean;
				}
			}
		}
	}
	
	/**
	 * Generic load method to load mapping arrays.
	 */
	private function loadMapping($var, $merge = false){
		$$var = sugar_cache_retrieve("CONTROLLER_". $var . "_".$this->module);
		if(!$$var){
			if($merge && !empty($this->$var)){
				$$var = $this->$var;	
			}else{
				$$var = array();
			}
			if(file_exists('include/MVC/Controller/'. $var . '.php')){		
				require('include/MVC/Controller/'. $var . '.php');
			}
			if(file_exists('modules/'.$this->module.'/'. $var . '.php')){		
				require('modules/'.$this->module.'/'. $var . '.php');
			}
			if(file_exists('custom/modules/'.$this->module.'/'. $var . '.php')){		
				require('custom/modules/'.$this->module.'/'. $var . '.php');
			}
			if(file_exists('custom/include/MVC/Controller/'. $var . '.php')){		
				require('custom/include/MVC/Controller/'. $var . '.php');
			}
			
			sugar_cache_put("CONTROLLER_". $var . "_".$this->module, $$var);
		}
		$this->$var = $$var;
	}
			
	/**
	 * This method is called from SugarApplication->execute and it will bootstrap the entire controller process
	 */
	final public function execute(){
		$this->process();        
		if(!empty($this->view)){
			$this->processView();
		}elseif(!empty($this->redirect_url)){
			$this->redirect();
		}
	}
	
	/**
	 * Display the appropriate view.
	 */
	private function processView(){
		$view = ViewFactory::loadView($this->view, $this->module, $this->bean, $this->view_object_map, $this->target_module);
		$GLOBALS['current_view'] = $view;
		if(!empty($this->bean) && !$this->bean->ACLAccess($view->type) && $view->type != 'list'){
			ACLController::displayNoAccess(true);
			sugar_cleanup(true);
		}
		if(isset($this->errors)){
		  $view->errors = $this->errors;
		}
		$view->process();
	}
	
	/**
	 * Meant to be overridden by a subclass and allows for specific functionality to be
	 * injected prior to the process() method being called.
	 */
	public function preProcess()
	{}

	/**
	 * if we have a function to support the action use it otherwise use the default action
	 * 
	 * 1) check for file
	 * 2) check for action
	 */
	public function process(){
		$GLOBALS['action'] = $this->action;
		$GLOBALS['module'] = $this->module;
		
		//check to ensure we have access to the module.
		if($this->hasAccess){
			$this->do_action = $this->action;
			
			$file = self::getActionFilename($this->do_action);

			$this->loadBean();
			
			$processed = false;
			foreach($this->process_tasks as $process){
				$this->$process();
				if($this->_processed)
					break;
			}
	
			$this->redirect();
		}else{
			$this->no_access();
		}
	}
		
	/**
	 * This method is called from the process method. I could also be called within an action_* method.
	 * It allows a developer to override any one of these methods contained within,
	 * or if the developer so chooses they can override the entire action_* method.
	 * 
	 * @return true if any one of the pre_, do_, or post_ methods have been defined,
	 * false otherwise.  This is important b/c if none of these methods exists, then we will run the
	 * action_default() method.
	 */
	protected function handle_action(){
		$processed = false;
		foreach($this->tasks as $task){
			$processed = ($this->$task() || $processed);
		}
		$this->_processed = $processed;
	}
		
	/**
	 * Perform an action prior to the specified action.
	 * This can be overridde in a sub-class
	 */
	private function pre_action(){
		$function = 'pre_' . $this->action;
		if($this->hasFunction($function)){
			$GLOBALS['log']->debug('Performing pre_action');
			$this->$function();
			return true;
		}
		return false;
	}
	
	/**
	 * Perform the specified action. 
	 * This can be overridde in a sub-class
	 */
	private function do_action(){
		$function =  'action_'. strtolower($this->do_action);
		if($this->hasFunction($function)){
			$GLOBALS['log']->debug('Performing action: '.$function.' MODULE: '.$this->module);
			$this->$function();
			return true;
		}
		return false;
	}
	
	/**
	 * Perform an action after to the specified action has occurred.
	 * This can be overridde in a sub-class
	 */
	private function post_action(){
		$function = 'post_' . $this->action;
		if($this->hasFunction($function)){
			$GLOBALS['log']->debug('Performing post_action');
			$this->$function();
			return true;
		}
		return false;
	}
	
	/**
	 * If there is no action found then display an error to the user.
	 */
	protected function no_action(){
		sugar_die($GLOBALS['app_strings']['LBL_NO_ACTION']);
	}
	
	/**
	 * The default action handler for instances where we do not have access to process.
	 */
	protected function no_access(){
		$this->view = 'noaccess';
	}
	
	///////////////////////////////////////////////
	/////// HELPER FUNCTIONS
	///////////////////////////////////////////////
	
	/**
	 * Determine if a given function exists on the objects
	 * @param function - the function to check
	 * @return true if the method exists on the object, false otherwise
	 */
	protected function hasFunction($function){
		return method_exists($this, $function);
	}
	
	
	/**
	 * Set the url to which we will want to redirect
	 * 
	 * @param string url - the url to which we will want to redirect
	 */
	protected function set_redirect($url){
		$this->redirect_url = $url;
	}
	
	/**
	 * Perform redirection based on the redirect_url
	 * 
	 */
	protected function redirect(){
	
		if(!empty($this->redirect_url))
			SugarApplication::redirect($this->redirect_url);
	}
	
	////////////////////////////////////////////////////////
	////// DEFAULT ACTIONS
	///////////////////////////////////////////////////////

	/*
	 * Save a bean
	 */
	 
	/**
	 * Do some processing before saving the bean to the database.
	 */
	public function pre_save(){	
		if(!empty($_POST['assigned_user_id']) && $_POST['assigned_user_id'] != $this->bean->assigned_user_id && $_POST['assigned_user_id'] != $GLOBALS['current_user']->id && empty($GLOBALS['sugar_config']['exclude_notifications'][$this->bean->module_dir])){
			$this->bean->notify_on_save = true;
		}
		$GLOBALS['log']->debug("SugarController:: performing pre_save.");
        require_once('include/SugarFields/SugarFieldHandler.php');
        $sfh = new SugarFieldHandler();
		foreach($this->bean->field_defs as $field => $properties) {
			$type = !empty($properties['custom_type']) ? $properties['custom_type'] : $properties['type'];
		    $sf = $sfh->getSugarField(ucfirst($type), true);
            if($sf != null){
                $sf->save($this->bean, $_POST, $field, $properties);
            }
			if(isset($_POST[$field])) {
				if(is_array($_POST[$field]) && !empty($properties['isMultiSelect'])) {
					if(empty($_POST[$field][0])) {
						unset($_POST[$field][0]);
					}
					$_POST[$field] = encodeMultienumValue($_POST[$field]);
				}	
				$this->bean->$field = $_POST[$field];
			} else if(!empty($properties['isMultiSelect']) && !isset($_POST[$field]) && isset($_POST[$field . '_multiselect'])) {
				$this->bean->$field = '';
			}
		}
        
		foreach($this->bean->relationship_fields as $field=>$link){
			if(!empty($_POST[$field])){
				$this->bean->$field = $_POST[$field];	
			}
		}
		if(!$this->bean->ACLAccess('save')){
			ACLController::displayNoAccess(true);
			sugar_cleanup(true);
		}
		$this->bean->unformat_all_fields();
	}
	
	/**
	 * Perform the actual save
	 */
	public function action_save(){
		$this->bean->save(!empty($this->bean->notify_on_save));
	}
	
	/**
	 * Specify what happens after the save has occurred.
	 */
	protected function post_save(){
		$module = (!empty($this->return_module) ? $this->return_module : $this->module);
		$action = (!empty($this->return_action) ? $this->return_action : 'DetailView');
		$id = (!empty($this->return_id) ? $this->return_id : $this->bean->id);
		
		$url = "index.php?module=".$module."&action=".$action."&record=".$id;
		$this->set_redirect($url);
	}
	
	/*
	 * Delete a bean
	 */

	/**
	 * Perform the actual deletion.
	 */
	protected function action_delete(){
		//do any pre delete processing
		//if there is some custom logic for deletion.
		if(!empty($_REQUEST['record'])){
			if(!$this->bean->ACLAccess('Delete')){
				ACLController::displayNoAccess(true);
				sugar_cleanup(true);
			}
			$this->bean->mark_deleted($_REQUEST['record']);	
		}else{
			sugar_die("A record number must be specified to delete");
		}
	}
	
	/**
	 * Specify what happens after the deletion has occurred.
	 */
	protected function post_delete(){
		$return_module = isset($_REQUEST['return_module']) ?
			$_REQUEST['return_module'] :
			$GLOBALS['sugar_config']['default_module'];
		$return_action = isset($_REQUEST['return_action']) ? 
			$_REQUEST['return_action'] : 
			$GLOBALS['sugar_config']['default_action'];
		$return_id = isset($_REQUEST['return_id']) ?
			$_REQUEST['return_id'] :
			'';
		$url = "index.php?module=".$return_module."&action=".$return_action."&record=".$return_id;
		$this->set_redirect($url);
	}
	/**
	 * Perform the actual massupdate.
	 */
	protected function action_massupdate(){
		if(!empty($_REQUEST['massupdate']) && $_REQUEST['massupdate'] == 'true' && (!empty($_REQUEST['uid']) || !empty($_REQUEST['entire']))){
			if(!empty($_REQUEST['Delete']) && $_REQUEST['Delete']=='true' && !$this->bean->ACLAccess('delete')
                || (empty($_REQUEST['Delete']) || $_REQUEST['Delete']!='true') && !$this->bean->ACLAccess('save')){
				ACLController::displayNoAccess(true);
				sugar_cleanup(true);
			}

            set_time_limit(0);//I'm wondering if we will set it never goes timeout here.
            require_once("include/MassUpdate.php");
            require_once('modules/MySettings/StoreQuery.php');
            $seed = loadBean($_REQUEST['module']);
            $mass = new MassUpdate();
            $mass->setSugarBean($seed);
            if(isset($_REQUEST['entire']) && empty($_POST['mass'])) {
                $mass->generateSearchWhere($_REQUEST['module'], $_REQUEST['current_query_by_page']);
            }
            $mass->handleMassUpdate();
            $storeQuery = new StoreQuery();//restore the current search. to solve bug 24722 for multi tabs massupdate.
            $temp_req = array('current_query_by_page' => $_REQUEST['current_query_by_page'], 'return_module' => $_REQUEST['return_module'], 'return_action' => $_REQUEST['return_action']);
            if($_REQUEST['return_module'] == 'Emails') {
                if(!empty($_REQUEST['type']) && !empty($_REQUEST['ie_assigned_user_id'])) {
                    $this->req_for_email = array('type' => $_REQUEST['type'], 'ie_assigned_user_id' => $_REQUEST['ie_assigned_user_id']); //specificly for My Achieves
                }
            }
            $_REQUEST = array();
            $_REQUEST = unserialize(base64_decode($temp_req['current_query_by_page']));
            unset($_REQUEST[$seed->module_dir.'2_'.strtoupper($seed->object_name).'_offset']);//after massupdate, the page should redirect to no offset page
            $storeQuery->saveFromRequest($_REQUEST['module']);
            $_REQUEST = array('return_module' => $temp_req['return_module'], 'return_action' => $temp_req['return_action']);//for post_massupdate, to go back to original page.
		}else{
			sugar_die("You must massupdate at least one record");
		}
	}
	/**
	 * Specify what happens after the massupdate has occurred.
	 */
	protected function post_massupdate(){
		$return_module = isset($_REQUEST['return_module']) ?
			$_REQUEST['return_module'] :
			$GLOBALS['sugar_config']['default_module'];
		$return_action = isset($_REQUEST['return_action']) ? 
			$_REQUEST['return_action'] : 
			$GLOBALS['sugar_config']['default_action'];
		$url = "index.php?module=".$return_module."&action=".$return_action;
		if($return_module == 'Emails'){//specificly for My Achieves
			if(!empty($this->req_for_email['type']) && !empty($this->req_for_email['ie_assigned_user_id'])) {
				$url = $url . "&type=".$this->req_for_email['type']."&assigned_user_id=".$this->req_for_email['ie_assigned_user_id'];
			}
		}
		$this->set_redirect($url);
	}
	/**
	 * Perform the listview action
	 */
	protected function action_listview(){
		$this->view_object_map['bean'] = $this->bean;
		$this->view = 'list';
	}
		
/*
	
	//THIS IS HANDLED IN ACTION_REMAP WHERE INDEX IS SET TO LISTVIEW 
	function action_index(){
	}
*/
	
	/**
	 * Action to handle when using a file as was done in previous versions of Sugar.
	 */
	protected function action_default(){
		$this->view = 'classic';
	}
	
	/**
	 * this method id used within a Dashlet when performing an ajax call
	 */
	protected function action_callmethoddashlet(){
		if(!empty($_REQUEST['id'])) {
		    $id = $_REQUEST['id'];
		    $requestedMethod = $_REQUEST['method'];
		    $dashletDefs = $GLOBALS['current_user']->getPreference('dashlets', 'Home'); // load user's dashlets config
		    if(!empty($dashletDefs[$id])) {
		        require_once($dashletDefs[$id]['fileLocation']);
		    
		        $dashlet = new $dashletDefs[$id]['className']($id, (isset($dashletDefs[$id]['options']) ? $dashletDefs[$id]['options'] : array()));

		        if(method_exists($dashlet, $requestedMethod) || method_exists($dashlet, '__call')) { 
		            echo $dashlet->$requestedMethod();    
		        } 
		        else {
		            echo 'no method';
		        }
		    }
		}
	}
	
	/**
	 * this method is used within a Dashlet when the options configuration is posted
	 */
	protected function action_configuredashlet(){
		global $current_user, $mod_strings;
		
		if(!empty($_REQUEST['id'])) {
		    $id = $_REQUEST['id'];
		    $dashletDefs = $current_user->getPreference('dashlets', $_REQUEST['module']); // load user's dashlets config
		    require_once($dashletDefs[$id]['fileLocation']);
		
		    $dashlet = new $dashletDefs[$id]['className']($id, (isset($dashletDefs[$id]['options']) ? $dashletDefs[$id]['options'] : array()));
		    if(!empty($_REQUEST['configure']) && $_REQUEST['configure']) { // save settings
		        $dashletDefs[$id]['options'] = $dashlet->saveOptions($_REQUEST);
		        $current_user->setPreference('dashlets', $dashletDefs, 0, $_REQUEST['module']);    
		    } 
		    else { // display options
		        $json = getJSONobj();
		        return 'result = ' . $json->encode((array('header' => $dashlet->title . ' : ' . $mod_strings['LBL_OPTIONS'],
		                                                 'body'  => $dashlet->displayOptions())));
		
		    }
		}
		else {
		    return '0';
		}	
	}
	
	/**
	 * getActionFilename
	 */
	public static function getActionFilename($action) {
	   if(isset(self::$action_case_file[$action])) {
	   	  return self::$action_case_file[$action];
	   }	
	   return $action;
	}
	
	/********************************************************************/
	// 				PROCESS TASKS
	/********************************************************************/

	/**
	 * Given the module and action, determine whether the super/admin has prevented access
	 * to this url. In addition if any links specified for this module, load the links into
	 * GLOBALS
	 *
	 * @return true if we want to stop processing, false if processing should continue
	 */
	private function blockFileAccess(){
		//check if the we have enabled file_access_control and if so then check the mappings on the request;
		if(!empty($GLOBALS['sugar_config']['admin_access_control']) && $GLOBALS['sugar_config']['admin_access_control']){
			$this->loadMapping('file_access_control_map');	
			//since we have this turned on, check the mapping file
			$module = strtolower($this->module);
			$action = strtolower($this->do_action);
			if(!empty($this->file_access_control_map['modules'][$module]['links'])){
				$GLOBALS['admin_access_control_links'] = $this->file_access_control_map['modules'][$module]['links'];
			}

			if(!empty($this->file_access_control_map['modules'][$module]['actions']) && (in_array($action, $this->file_access_control_map['modules'][$module]['actions']) || !empty($this->file_access_control_map['modules'][$module]['actions'][$action]))){
				//check params
				if(!empty($this->file_access_control_map['modules'][$module]['actions'][$action]['params'])){
					$block = true;
					$params = $this->file_access_control_map['modules'][$module]['actions'][$action]['params'];
					foreach($params as $param => $paramVals){
						if(!empty($_REQUEST[$param])){
							if(!in_array($_REQUEST[$param], $paramVals)){
								$block = false;
								break;
							}
						}
					}
					if($block){
						$this->_processed = true;
						$this->no_access();
					}
				}else{
					$this->_processed = true;
					$this->no_access();
				}
			}
		}else
			$this->_processed = false;
	}
	
	/**
	 * This code is part of the entry points reworking. We have consolidated all
	 * entry points to go through index.php. Now in order to bring up an entry point
	 * it will follow the format:
	 * 'index.php?entryPoint=download'
	 * the download entry point is mapped in the following file: entry_point_registry.php
	 *
	 */
	private function handleEntryPoint(){
		if(!empty($_REQUEST['entryPoint'])){
			$this->loadMapping('entry_point_registry');
			$entryPoint = $_REQUEST['entryPoint'];

			if(!empty($this->entry_point_registry[$entryPoint])){
				require_once($this->entry_point_registry[$entryPoint]['file']);
				$this->_processed = true;
				$this->view = '';
			}
		}
	}
    
    /**
     * Checks to see if the requested entry point requires auth
     *
     * @param  $entrypoint string name of the entrypoint
     * @return bool true if auth is required, false if not
     */
    public function checkEntryPointRequiresAuth($entryPoint)
    {
        $this->loadMapping('entry_point_registry');
        
        if ( isset($this->entry_point_registry[$entryPoint]['auth'])
                && !$this->entry_point_registry[$entryPoint]['auth'] )
            return false;
        return true;
    }
	
	/**
	 * Meant to handle old views e.g. DetailView.php.
	 *
	 */
	protected function callLegacyCode()
	{
		$file = self::getActionFilename($this->do_action);
		if ( isset($this->action_view_map[strtolower($this->do_action)]) ) {
	        $action = $this->action_view_map[strtolower($this->do_action)];
	    }
	    else {
	        $action = $this->do_action;
	    }
	    // index actions actually maps to the view.list.php view
	    if ( $action == 'index' ) {
	        $action = 'list';
	    }
		
		if ((file_exists('modules/' . $this->module . '/'. $file . '.php')
                && !file_exists('modules/' . $this->module . '/views/view.'. $action . '.php'))
            || (file_exists('custom/modules/' . $this->module . '/'. $file . '.php')
                && !file_exists('custom/modules/' . $this->module . '/views/view.'. $action . '.php'))
            ) {
			// A 'classic' module, using the old pre-MVC display files
			// We should now discard the bean we just obtained for tracking as the pre-MVC module will instantiate its own
			unset($GLOBALS['FOCUS']);
			$GLOBALS['log']->debug('Module:' . $this->module . ' using file: '. $file);
			$this->action_default();
			$this->_processed = true;
		}
	}
	
	/**
	 * If the action has been remapped to a different action as defined in 
	 * action_file_map.php or action_view_map.php load those maps here.
	 *
	 */
	private function handleActionMaps(){
		if(!empty($this->action_file_map[strtolower($this->do_action)])){
			$this->view = '';
			$GLOBALS['log']->debug('Using Action File Map:' . $this->action_file_map[strtolower($this->do_action)]);
			require_once($this->action_file_map[strtolower($this->do_action)]);
			$this->_processed = true;
		}elseif(!empty($this->action_view_map[strtolower($this->do_action)])){
			$GLOBALS['log']->debug('Using Action View Map:' . $this->action_view_map[strtolower($this->do_action)]);
			$this->view = $this->action_view_map[strtolower($this->do_action)];
			$this->_processed = true;
		}else
			$this->no_action();
	}
	
	/**
	 * Actually remap the action if required.
	 *
	 */
	protected function remapAction(){
		if(!empty($this->action_remap[$this->do_action])){
			$this->action = $this->action_remap[$this->do_action];
			$this->do_action = $this->action;
		}
	}
    
}
?>
