goto.php

<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

/**
* redirection script
* todo: (a better solution should control the processing
* via a xml file)
*
* $_GET["target"]  should be of format <type>_<id>
*
* @author Alex Killing <alex.killing@gmx.de>
* @package ilias-core
* @version $Id$
*/

//var_dump ($_SESSION);
//var_dump ($_COOKIE);

// this should bring us all session data of the desired
// client
if (isset($_GET["client_id"]))
{
	$cookie_domain = $_SERVER['SERVER_NAME'];
	$cookie_path = dirname( $_SERVER['PHP_SELF'] );

	/* if ilias is called directly within the docroot $cookie_path
	is set to '/' expecting on servers running under windows..
	here it is set to '\'.
	in both cases a further '/' won't be appended due to the following regex
	*/
	$cookie_path .= (!preg_match("/[\/|\\\\]$/", $cookie_path)) ? "/" : "";
		
	if($cookie_path == "\\") $cookie_path = '/';
	
	$cookie_domain = ''; // Temporary Fix
	
	setcookie("ilClientId", $_GET["client_id"], 0, $cookie_path, $cookie_domain);
	
	$_COOKIE["ilClientId"] = $_GET["client_id"];
}

require_once("Services/Init/classes/class.ilInitialisation.php");
ilInitialisation::initILIAS();

// special handling for direct navigation request
require_once "./Services/Navigation/classes/class.ilNavigationHistoryGUI.php";
$nav_hist = new ilNavigationHistoryGUI();
$nav_hist->handleNavigationRequest();

// store original parameter before plugin slot may influence it
$orig_target = $_GET['target'];

// user interface plugin slot hook
if (is_object($ilPluginAdmin))
{
	// get user interface plugins
	$pl_names = $ilPluginAdmin->getActivePluginsForSlot(IL_COMP_SERVICE, "UIComponent", "uihk");

	// search
	foreach ($pl_names as $pl)
	{
		$ui_plugin = ilPluginAdmin::getPluginObject(IL_COMP_SERVICE, "UIComponent", "uihk", $pl);
		$gui_class = $ui_plugin->getUIClassInstance();
		$gui_class->gotoHook();
	}
}

if(IS_PAYMENT_ENABLED)
{
	if(strpos($_GET['target'], 'purchasetypedemo') !== false)
	{
		$_GET['purchasetype'] = 'demo';
		$_GET['cmd'] = 'showDemoVersion';
		$_GET['target'] = str_replace('purchasetypedemo', '', $_GET['target']);
	}
	else if(strpos($_GET['target'], 'purchasetypebuy') !== false)
	{
		$_GET['purchasetype'] = 'buy';
		$_GET['cmd'] = 'showDetails';
		$_GET['target'] = str_replace('purchasetypebuy', '', $_GET['target']);
	}
}

$r_pos = strpos($_GET["target"], "_");
$rest = substr($_GET["target"], $r_pos+1);
$target_arr = explode("_", $_GET["target"]);
$target_type = $target_arr[0];
$target_id = $target_arr[1];
$additional = $target_arr[2];		// optional for pages

if(IS_PAYMENT_ENABLED)
{
	include_once './Services/Payment/classes/class.ilShopLinkBuilder.php';
	$shop_classes = array_keys(ilShopLinkBuilder::$linkArray);
	if(in_array($target_type, $shop_classes))
	{
		$class = $target_type;
		if(ilShopLinkBuilder::$linkArray[strtolower($class)]['public'] == 'true'
		|| ($_SESSION["AccountId"] != ANONYMOUS_USER_ID && ilShopLinkBuilder::$linkArray[strtolower($class)]['public'] == 'false'))
		{
			if($additional != '')
			{
				$additional_param .= "&cmd=".$additional;
			}
			else
			{
				$additional_param = '';
			}
			
			$link = 'ilias.php?baseClass='.ilShopLinkBuilder::$linkArray[strtolower($class)]['baseClass']
				.'&cmdClass='.strtolower(ilShopLinkBuilder::$linkArray[strtolower($class)]['cmdClass']).$additional_param;

			//additional parameters needed for shop
			if(isset($target_arr[3]))
			{
				$link .='&'.$target_arr[3]; 
			}
			
			ilUtil::redirect($link);
		}
	}
}

// imprint has no ref id...
if($target_type == "impr")
{
	ilUtil::redirect('ilias.php?baseClass=ilImprintGUI');
}

// goto is not granted?
include_once("Services/Init/classes/class.ilStartUpGUI.php");
if(!ilStartUpGUI::_checkGoto($_GET["target"]))
{
	// if anonymous: go to login page
	if($ilUser->getId() == ANONYMOUS_USER_ID)
	{
		ilUtil::redirect("login.php?target=".$orig_target."&cmd=force_login&lang=".$ilUser->getCurrentLanguage());
	}
	else
	{
		// message if target given but not accessible
		$tarr = explode("_", $_GET["target"]);
		if ($tarr[0] != "pg" && $tarr[0] != "st" && $tarr[1] > 0)
		{
			ilUtil::sendFailure(sprintf($lng->txt("msg_no_perm_read_item"),
				ilObject::_lookupTitle(ilObject::_lookupObjId($tarr[1]))), true);
		}
	
		ilUtil::redirect('ilias.php?baseClass=ilPersonalDesktopGUI');
	}
}


// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
//
//               FOR NEW OBJECT TYPES:
//       PLEASE USE DEFAULT IMPLEMENTATION ONLY
//
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

switch($target_type)
{
	// exception, must be kept for now
	case "pg":
		require_once("./Modules/LearningModule/classes/class.ilLMPageObjectGUI.php");
		ilLMPageObjectGUI::_goto($rest);
		break;

	// exception, must be kept for now
	case "st":
		require_once("./Modules/LearningModule/classes/class.ilStructureObjectGUI.php");
		ilStructureObjectGUI::_goto($target_id, $additional);
		break;

	// exception, must be kept for now
	case "git":
		require_once("./Modules/Glossary/classes/class.ilGlossaryTermGUI.php");
		$target_ref_id = $target_arr[2];
		ilGlossaryTermGUI::_goto($target_id, $target_ref_id);
		break;

	// please migrate to default branch implementation
	case "glo":
		require_once("./Modules/Glossary/classes/class.ilObjGlossaryGUI.php");
		ilObjGlossaryGUI::_goto($target_id);
		break;
				
	// please migrate to default branch implementation
	case "lm":
	case "dbk":
		require_once("./Modules/LearningModule/classes/class.ilObjContentObjectGUI.php");
		ilObjContentObjectGUI::_goto($target_id);
		break;

	// please migrate to default branch implementation
	case "htlm":
		require_once("./Modules/HTMLLearningModule/classes/class.ilObjFileBasedLMGUI.php");
		ilObjFileBasedLMGUI::_goto($target_id);
		break;
		
	// please migrate to default branch implementation
	case "frm":
		require_once("./Modules/Forum/classes/class.ilObjForumGUI.php");
		$target_thread = $target_arr[2];
		$target_posting = $target_arr[3];
		ilObjForumGUI::_goto($target_id, $target_thread, $target_posting);
		break;
		
	// please migrate to default branch implementation
	case "exc":
		require_once("./Modules/Exercise/classes/class.ilObjExerciseGUI.php");
		ilObjExerciseGUI::_goto($target_id, $rest);
		break;
		
	// please migrate to default branch implementation
	case "tst":
		require_once("./Modules/Test/classes/class.ilObjTestGUI.php");
		ilObjTestGUI::_goto($target_id);
		break;
	
	// please migrate to default branch implementation
	case "qpl":
		require_once("./Modules/TestQuestionPool/classes/class.ilObjQuestionPoolGUI.php");
		ilObjQuestionPoolGUI::_goto($target_id);
		break;

	// please migrate to default branch implementation
	case "spl":
		require_once("./Modules/SurveyQuestionPool/classes/class.ilObjSurveyQuestionPoolGUI.php");
		ilObjSurveyQuestionPoolGUI::_goto($target_id);
		break;

	// please migrate to default branch implementation
	case "svy":
		require_once("./Modules/Survey/classes/class.ilObjSurveyGUI.php");
		if (array_key_exists("accesscode", $_GET))
		{
			ilObjSurveyGUI::_goto($target_id, $_GET["accesscode"]);
		}
		else
		{
			ilObjSurveyGUI::_goto($target_id);
		}
		break;

	// please migrate to default branch implementation
	case "webr":
		require_once("./Modules/WebResource/classes/class.ilObjLinkResourceGUI.php");
		ilObjLinkResourceGUI::_goto($target_id, $rest);
		break;

	// please migrate to default branch implementation
	case "sahs":
		require_once("./Modules/ScormAicc/classes/class.ilObjSAHSLearningModuleGUI.php");
		ilObjSAHSLearningModuleGUI::_goto($target_id);
		break;

	// please migrate to default branch implementation
	case "cat":
		require_once("./Modules/Category/classes/class.ilObjCategoryGUI.php");
		ilObjCategoryGUI::_goto($target_id);
		break;

	// please migrate to default branch implementation
	case "crs":
		require_once("Modules/Course/classes/class.ilObjCourseGUI.php");
		ilObjCourseGUI::_goto($target_id, $additional);
		break;

	// please migrate to default branch implementation
	case "grp":
		require_once("./Modules/Group/classes/class.ilObjGroupGUI.php");
		ilObjGroupGUI::_goto($target_id, $additional);
		break;
		
	// please migrate to default branch implementation
	case 'fold':
		require_once("./Modules/Folder/classes/class.ilObjFolderGUI.php");
		ilObjFolderGUI::_goto($target_id);
		break;
	
	// please migrate to default branch implementation
	case "file":
		require_once("./Modules/File/classes/class.ilObjFileGUI.php");
		ilObjFileGUI::_goto($target_id, $rest);
		break;

	// please migrate to default branch implementation
	case "mcst":
		require_once("./Modules/MediaCast/classes/class.ilObjMediaCastGUI.php");
		ilObjMediaCastGUI::_goto($target_id);
		break;
		
	// please migrate to default branch implementation
	case 'icrs':
		require_once 'Modules/ILinc/classes/class.ilObjiLincCourseGUI.php';
		ilObjiLincCourseGUI::_goto($target_id);
		break;
	
	// please migrate to default branch implementation
	case 'root':
		require_once('./Modules/RootFolder/classes/class.ilObjRootFolderGUI.php');
		ilObjRootFolderGUI::_goto($target_id);
		break;
		
	// please migrate to default branch implementation
	case 'cert':
		require_once('./Services/Certificate/classes/class.ilCertificate.php');
		ilCertificate::_goto($target_id);
		break;

	//
	// default implementation (should be used by all new object types)
	//
	default:
		if (!$objDefinition->isPlugin($target_type))
		{
			$class_name = "ilObj".$objDefinition->getClassName($target_type)."GUI";
			$location = $objDefinition->getLocation($target_type);
			if (is_file($location."/class.".$class_name.".php"))
			{
				include_once($location."/class.".$class_name.".php");
				call_user_func(array($class_name, "_goto"), $rest);
			}
		}
		else
		{
			$class_name = "ilObj".$objDefinition->getClassName($target_type)."GUI";
			$location = $objDefinition->getLocation($target_type);
			if (is_file($location."/class.".$class_name.".php"))
			{
				include_once($location."/class.".$class_name.".php");
				call_user_func(array($class_name, "_goto"), array($rest, $class_name));
			}
		}
		break;
}
?>