<?php
/**
 * This file is part of Wemag Sidebar Management.
 *
 * Wemag Sidebar Management is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Wemag Sidebar Management 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Wemag Sidebar Management.  
 * If not, see <http://www.gnu.org/licenses/>.
 * 
 * Copyright 2008 Aart-Jan Boor <aart-jan@wemag.nl>
 * Wemag Advisering <http://www.wemag.nl>
 */

require_once(KT_LIB_DIR . '/plugins/plugin.inc.php');
require_once (KT_DIR.'/plugins/KTPFramework/KTPFrameworkPlugin.php');

/**
 * Wrapper class for KTPage. Used for overloading some methods
 * to control 'uncontrollable' interface parts.
 */
class WemagWSMPortletTrigger{
	
	static $WSM_portlets;
	static $WSM_config;
	function WemagWSMPortletTrigger(){
		$this->_getConfig();
	}
	
	/**
	 * Load configuration file (can be edited in Administration)
	 *
	 */
	function _getConfig(){
		$this->WSM_portlets = array();

		//determine the file path
		if(isset($_GET['fDocumentId'])){
			$path = KT_DIR."/plugins/WemagSidebarManagement/var/document_config.php";
		}else{
			$path = KT_DIR."/plugins/WemagSidebarManagement/var/folder_config.php";
		}

		//unserialize, because config is saved as serializes array
		$this->WSM_config = unserialize(file_get_contents($path));
	}

	/**
	 * KTPage class override. This method is called for adding a portlet
	 * to the sidebar. By intercepting this method we can change some
	 * aspects of the portlet layout, and refuse to add some portlets.
	 * Again, this method is called by KT internal (blackbox) code.
	 *
	 * @param KTPortlet $oPortlet portlet to add
	 */
	function &runTrigger($oPortlet, $aPortlets){
		$oPortlet->WSM_Order = 0; //place portlets on top by default
		
		//Check if there is some special configuration for this portlet
		if($this->WSM_config[md5($oPortlet->sTitle)] != null){
			$config = $this->WSM_config[md5($oPortlet->sTitle)];
			$oPortlet->WSM_Order = $config->order;

			//collapse or open portlet?
			if($config->active == 1){
				$oPortlet->bActive = true;
			}else{
				$oPortlet->bActive = false;
			}

			//hide portlet completely?
			if($config->delete == true){
				$oPortlet->WSM_delete = true;
			}
		
			
			/*Does this portlet has actions?
				If so, delete actions that match
				the blacklisted actions in the config file */
			if(count($oPortlet->actions)>0 && count($config->disabled_actions)>0){
				
				foreach($oPortlet->actions as $key => $action){
					if($config->disabled_actions[$action['ns']] == true){
						unset($oPortlet->actions[$key]);
					}
				}
			}
		}
			
		//we don't want to show deleted portlets
		if($oPortlet->WSM_delete!=true){
			$sortedArray = array();
			$currentAdded = false;

			if(count($aPortlets) == 0){
				//if no portlets have been added to the sidebar yet,
				//simply add this one
				array_push($sortedArray,$oPortlet);
			}else{
				//some portlets already have been added.
				//build a new portlets array and insert
				// the new portlet at the right (order) position
				foreach($aPortlets as $oPortletS){
					if($oPortlet->WSM_Order < $oPortletS->WSM_Order && $currentAdded == false){
						array_push($sortedArray,$oPortlet);
						$currentAdded = true;
					}
					array_push($sortedArray,$oPortletS);
				}
				if($currentAdded == false){
					//apparantly the portlet needs to be placed at the end
					array_push($sortedArray,$oPortlet);
				}
			}
			$this->WSM_portlets = $sortedArray;

			//Copy our portlets array to the KT portlets array
			//KT will internally handle the actual displaying
			//of the portlets inside the array :-)
			return $this->WSM_portlets;
		}
		return $aPortlets;
	}
}


/**
 * This plugin allows easy management of the document and folder
 * sidebars in the KT interface.
 */
class WemagSidebarManagement extends KTPlugin {
	var $sNamespace = "demo.WemagSidebarManagement.plugin";
	/**
	 * Construct plugin
	 *
	 * @param string $sFilename
	 * @return WemagSidebarManagement plugin object
	 */
	function WemagSidebarManagement($sFilename = null) {
		$res = parent::KTPlugin($sFilename);
		$this->sFriendlyName = _kt('Wemag Sidebar Management - Manage folder and document view sidebars');
		return $res;
	}

	/**
	 * Setup template path, actions, admin pages etc.
	 *
	 */
	function setup() {
		//templates
		$oTemplating =& KTTemplating::getSingleton();
		$oTemplating->addLocation('WemagSidebarManagement', '/plugins/WemagSidebarManagement/admin/templates');

		//admin area
		$this->registerAdminCategory("sidebarmanagement", _kt("Sidebar Management"),
		_kt("Manage the sidebar of the folder and document view."));
		$this->registerAdminPage("folderportlets",'FolderPortletsDispatcher','sidebarmanagement', _kt('Folder sidebar'),
		_kt('Configure folder sidebar.'), 'admin/folder_portlets.php');
		$this->registerAdminPage("documentportlets",'DocumentPortletsDispatcher','sidebarmanagement', _kt('Document sidebar'),
		_kt('Configure document sidebar.'), 'admin/document_portlets.php');

		KTPUtil::registerAddPortletTrigger($this->sNamespace, "WemagWSMPortletTrigger", "/plugins/WemagSidebarManagement/WemagSidebarManagementPlugin.php");
	}
}

$oRegistry =& KTPluginRegistry::getSingleton();
$oRegistry->registerPlugin('WemagSidebarManagement', 'demo.WemagSidebarManagement.plugin', __FILE__);

?>