class.ilObjectPluginGUI.php

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

include_once("./Services/Object/classes/class.ilObject2GUI.php");
include_once("./Services/Component/classes/class.ilPlugin.php");

/*
* Object GUI class for plugins
*
* @author Alex Killing <alex.killing@gmx.de>
* @version $Id$
* @ingroup ServicesRepository
*/
abstract class ilObjectPluginGUI extends ilObject2GUI
{
        function __construct($a_ref_id = 0)
        {
                parent::__construct($a_ref_id, true);
                $this->plugin =
                        ilPlugin::getPluginObject(IL_COMP_SERVICE, "Repository", "robj",
                                ilPlugin::lookupNameForId(IL_COMP_SERVICE, "Repository", "robj", $this->getType()));
                if (!is_object($this->plugin))
                {
                        die("ilObjectPluginGUI: Could not instantiate plugin object for type ".$this->getType().".");
                }
        }
        
        function &executeCommand()
        {
                global $ilCtrl, $tpl, $ilAccess, $lng, $ilNavigationHistory, $ilTabs;

                // get standard template (includes main menu and general layout)
                $tpl->getStandardTemplate();

                // set title
                if (!$this->getCreationMode())
                {
                        $tpl->setTitle($this->object->getTitle());
                        $tpl->setTitleIcon($this->plugin->getImagePath("icon_".$this->object->getType()."_b.gif"),
                                $lng->txt("icon")." ".$this->txt("obj_".$this->object->getType()));
                                
                        // set tabs
                        if (strtolower($_GET["baseClass"]) != "iladministrationgui")
                        {
                                $this->setTabs();
                                $this->setLocator();
                        }
                        else
                        {
                                $this->addAdminLocatorItems();
                                $tpl->setLocator();
                                $this->setAdminTabs();
                        }
                        
                        // add entry to navigation history
                        if ($ilAccess->checkAccess("read", "", $_GET["ref_id"]))
                        {
                                $ilNavigationHistory->addItem($_GET["ref_id"],
                                        $ilCtrl->getLinkTarget($this, $this->getStandardCmd()), $this->getType());
                        }

                }
                else
                {
                        // show info of parent
                        $tpl->setTitle(ilObject::_lookupTitle(ilObject::_lookupObjId($_GET["ref_id"])));
                        $tpl->setTitleIcon(
                                ilObject::_getIcon(ilObject::_lookupObjId($_GET["ref_id"]), "big"),
                                $lng->txt("obj_".ilObject::_lookupType($_GET["ref_id"], true)));
                        $this->setLocator();

                }

                $next_class = $this->ctrl->getNextClass($this);
                $cmd = $this->ctrl->getCmd();

                switch($next_class)
                {
                        case "ilinfoscreengui":
                                $this->checkPermission("visible");
                                $this->infoScreen();    // forwards command
                                break;

                        case 'ilpermissiongui':
                                include_once("Services/AccessControl/classes/class.ilPermissionGUI.php");
                                $perm_gui = new ilPermissionGUI($this);
                                $ilTabs->setTabActive("perm_settings");
                                $ret = $ilCtrl->forwardCommand($perm_gui);
                        break;

                        default:
                                if (strtolower($_GET["baseClass"]) == "iladministrationgui")
                                {
                                        $this->viewObject();
                                        return;
                                }
                                if(!$cmd)
                                {
                                        $cmd = $this->getStandardCmd();
                                }
                                if ($cmd == "infoScreen")
                                {
                                        $ilCtrl->setCmd("showSummary");
                                        $ilCtrl->setCmdClass("ilinfoscreengui");
                                        $this->infoScreen();
                                }
                                else
                                {
                                        if ($this->getCreationMode())
                                        {
                                                $this->$cmd();
                                        }
                                        else
                                        {
                                                $this->performCommand($cmd);
                                        }
                                }
                                break;
                }

                if (!$this->getCreationMode())
                {
                        $tpl->show();
                }
        }

        function addLocatorItems()
        {
                global $ilLocator;

                if (!$this->getCreationMode())
                {
                        $ilLocator->addItem($this->object->getTitle(),
                                $this->ctrl->getLinkTarget($this, $this->getStandardCmd()), "", $_GET["ref_id"]);
                }
        }


        final public function cloneAll() { return parent::cloneAllObject(); }
        
        final private function getPlugin()
        {
                return $this->plugin;
        }
        
        final protected function txt($a_var)
        {
                return $this->getPlugin()->txt($a_var);
        }
        
        public function initEditForm($a_mode = "edit", $a_new_type = "")
        {
                global $lng, $ilCtrl;
        
                include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
                $this->form = new ilPropertyFormGUI();
                $this->form->setTarget("_top");
        
                // title
                $ti = new ilTextInputGUI($lng->txt("title"), "title");
                $ti->setMaxLength(128);
                $ti->setSize(40);
                $ti->setRequired(true);
                $this->form->addItem($ti);
                
                // description
                $ta = new ilTextAreaInputGUI($lng->txt("description"), "desc");
                $ta->setCols(40);
                $ta->setRows(2);
                $this->form->addItem($ta);
        
                // save and cancel commands
                if ($a_mode == "create")
                {
                        $this->form->addCommandButton("save", $this->txt($a_new_type."_add"));
                        $this->form->addCommandButton("cancelCreation", $lng->txt("cancel"));
                        $this->form->setTitle($this->txt($a_new_type."_new"));
                }
                else
                {
                        $this->form->addCommandButton("update", $lng->txt("save"));
                        $this->form->addCommandButton("cancelUpdate", $lng->txt("cancel"));
                        $this->form->setTitle($lng->txt("edit"));
                }
                        
                $this->form->setFormAction($ilCtrl->getFormAction($this));
         
        }

        function afterSave($newObj)
        {
                global $ilCtrl;
                // always send a message
                ilUtil::sendSuccess($this->lng->txt("object_added"),true);

                $ilCtrl->initBaseClass("ilObjPluginDispatchGUI");
                $ilCtrl->setTargetScript("ilias.php");
                $ilCtrl->getCallStructure(strtolower("ilObjPluginDispatchGUI"));
                
//var_dump($ilCtrl->call_node);
//var_dump($ilCtrl->forward);
//var_dump($ilCtrl->parent);
//var_dump($ilCtrl->root_class);

                $ilCtrl->setParameterByClass(get_class($this), "ref_id", $newObj->getRefId());
                $ilCtrl->redirectByClass(array("ilobjplugindispatchgui", get_class($this)), $this->getAfterCreationCmd());
        }
        
        abstract function getAfterCreationCmd();
        
        abstract function getStandardCmd();
        
//      abstract function performCommand();
        
        function addInfoTab()
        {
                global $ilAccess, $ilTabs;
                
                // info screen
                if ($ilAccess->checkAccess('visible', "", $this->object->getRefId()))
                {
                        $ilTabs->addTarget("info_short",
                                $this->ctrl->getLinkTargetByClass(
                                "ilinfoscreengui", "showSummary"),
                                "showSummary");
                }
        }

        function addPermissionTab()
        {
                global $ilAccess, $ilTabs, $ilCtrl;
                
                // edit permissions
                if($ilAccess->checkAccess('edit_permission', "", $this->object->getRefId()))
                {
                        $ilTabs->addTarget("perm_settings",
                                $ilCtrl->getLinkTargetByClass("ilpermissiongui", "perm"),
                                array("perm","info","owner"), 'ilpermissiongui');
                }
        }
        
        
        function infoScreen()
        {
                global $ilAccess, $ilUser, $lng, $ilCtrl, $tpl, $ilTabs;
                
                $ilTabs->setTabActive("info_short");
                
                $this->checkPermission("visible");

                include_once("./Services/InfoScreen/classes/class.ilInfoScreenGUI.php");
                $info = new ilInfoScreenGUI($this);
                $info->enablePrivateNotes();

                // general information
                $lng->loadLanguageModule("meta");

                $this->addInfoItems($info);

                // forward the command
                $ret = $ilCtrl->forwardCommand($info);
                //$tpl->setContent($ret);
        }

        function addInfoItems($info)
        {
        }

        function _goto($a_target)
        {
                global $ilCtrl, $ilAccess, $lng;
                
                $t = explode("_", $a_target[0]);
                $ref_id = (int) $t[0];
                $class_name = $a_target[1];
                
                if ($ilAccess->checkAccess("read", "", $ref_id))
                {
                        $ilCtrl->initBaseClass("ilObjPluginDispatchGUI");
                        $ilCtrl->setTargetScript("ilias.php");
                        $ilCtrl->getCallStructure(strtolower("ilObjPluginDispatchGUI"));
                        $ilCtrl->setParameterByClass($class_name, "ref_id", $ref_id);
                        $ilCtrl->redirectByClass(array("ilobjplugindispatchgui", $class_name), "");
                }
                else if($ilAccess->checkAccess("visible", "", $ref_id))
                {
                        $ilCtrl->initBaseClass("ilObjPluginDispatchGUI");
                        $ilCtrl->setTargetScript("ilias.php");
                        $ilCtrl->getCallStructure(strtolower("ilObjPluginDispatchGUI"));
                        $ilCtrl->setParameterByClass($class_name, "ref_id", $ref_id);
                        $ilCtrl->redirectByClass(array("ilobjplugindispatchgui", $class_name), "infoScreen");
                }
                else if ($ilAccess->checkAccess("read", "", ROOT_FOLDER_ID))
                {
                        $_GET["cmd"] = "frameset";
                        $_GET["target"] = "";
                        $_GET["ref_id"] = ROOT_FOLDER_ID;
                        ilUtil::sendFailure(sprintf($lng->txt("msg_no_perm_read_item"),
                                ilObject::_lookupTitle(ilObject::_lookupObjId($ref_id))));
                        include("repository.php");
                        exit;
                }
        }
        
}