class.ilObjItemGroupGUI.php

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<?php

/* Copyright (c) 1998-2012 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Object/classes/class.ilObject2GUI.php");
include_once("./Modules/ItemGroup/classes/class.ilObjItemGroup.php");

class ilObjItemGroupGUI extends ilObject2GUI
{
        protected function afterConstructor()
        {
                global $lng;
                
                $lng->loadLanguageModule("itgr");
                
                $this->ctrl->saveParameter($this, array("ref_id"));
        }

        final function getType()
        {
                return "itgr";
        }
        
        function executeCommand()
        {
                global $ilTabs, $lng, $ilAccess, $tpl, $ilCtrl, $ilLocator;
                
                $next_class = $this->ctrl->getNextClass($this);
                $cmd = $this->ctrl->getCmd();

                switch($next_class)
                {
                        case 'ilinfoscreengui':
                                $this->prepareOutput();
                                $this->addHeaderAction();
                                $this->infoScreen();
                                break;

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

                        case "ilcommonactiondispatchergui":
                                include_once("Services/Object/classes/class.ilCommonActionDispatcherGUI.php");
                                $gui = ilCommonActionDispatcherGUI::getInstanceFromAjaxCall();
                                $this->ctrl->forwardCommand($gui);
                                break;

                        default:
                                $cmd = $this->ctrl->getCmd("listMaterials");
                                $this->prepareOutput();
                                $this->addHeaderAction();
                                $this->$cmd();
                                break;
                }
        }

        public function addLocatorItems()
        {
                global $ilLocator, $ilAccess;
                
                if (is_object($this->object) && $ilAccess->checkAccess("write", "", $this->object->getRefId()))
                {
                        $ilLocator->addItem($this->object->getTitle(), $this->ctrl->getLinkTarget($this, "listMaterials"), "", $_GET["ref_id"]);
                }
        }

        protected function initCreationForms($a_new_type)
        {
                $forms = array(self::CFORM_NEW => $this->initCreateForm($a_new_type)
                        );

                return $forms;
        }

        function initEditCustomForm($a_form)
        {
                $a_form->removeItemByPostVar("desc");

                // description
                $ta = new ilTextAreaInputGUI($this->lng->txt("description"), "desc");
                $ta->setRows(2);
                $ta->setInfo($this->lng->txt("itgr_desc_info"));
                $a_form->addItem($ta);

                // hide title
                $cb = new ilCheckboxInputGUI($this->lng->txt("itgr_hide_title"), "hide_title");
                $cb->setInfo($this->lng->txt("itgr_hide_title_info"));
                $a_form->addItem($cb);

        }


        protected function afterSave(ilObject $a_new_object)
        {
                global $ilCtrl;
                
                ilUtil::sendSuccess($this->lng->txt("object_added"), true);             
                $ilCtrl->redirect($this, "listMaterials");
        }

        public function listMaterials()
        {
                global $tree, $ilTabs, $tpl;
                
                $this->checkPermission("write");
                
                $ilTabs->activateTab("materials");
                                
                $parent_ref_id = $tree->getParentId($this->object->getRefId());
                
                include_once "Services/Object/classes/class.ilObjectAddNewItemGUI.php";
                $gui = new ilObjectAddNewItemGUI($parent_ref_id);
                $gui->setDisabledObjectTypes(array("itgr", "sess"));
                $gui->setAfterCreationCallback($this->object->getRefId());
                $gui->render();         
                
                include_once("./Modules/ItemGroup/classes/class.ilItemGroupItemsTableGUI.php");
                $tab = new ilItemGroupItemsTableGUI($this, "listMaterials");
                $tpl->setContent($tab->getHTML());
        }
        
        public function saveItemAssignment()
        {
                global $ilCtrl;
                
                $this->checkPermission("write");

                include_once './Modules/ItemGroup/classes/class.ilItemGroupItems.php';

                $item_group_items = new ilItemGroupItems($this->object->getRefId());
                $items = is_array($_POST['items'])
                        ? $_POST['items']
                        : array();
                $items = ilUtil::stripSlashesArray($items);     
                $item_group_items->setItems($items);
                $item_group_items->update();

                ilUtil::sendSuccess($this->lng->txt('msg_obj_modified'), true);
                $ilCtrl->redirect($this, "listMaterials");
        }

        
        function getTemplate()
        {
                $this->tpl->getStandardTemplate();
        }


        function setTabs()
        {
                global $ilAccess, $ilTabs, $ilCtrl, $ilHelp, $lng, $tree;
                
                $ilHelp->setScreenIdComponent("itgr");
                
                $parent_ref_id = $tree->getParentId($this->object->getRefId());
                $parent_obj_id = ilObject::_lookupObjId($parent_ref_id);
                $parent_type = ilObject::_lookupType($parent_obj_id);
                
                include_once("./Services/Link/classes/class.ilLink.php");
                $ilTabs->setBackTarget(
                        $lng->txt('obj_'.$parent_type),
                        ilLink::_getLink($parent_ref_id), "_top");
                
                if ($ilAccess->checkAccess("write", "", $this->object->getRefId()))
                {
                        $ilTabs->addTab('materials',
                                $lng->txt('itgr_materials'),
                                $this->ctrl->getLinkTarget($this, 'listMaterials'));

                        $ilTabs->addTab('settings',
                                $lng->txt('settings'),
                                $this->ctrl->getLinkTarget($this, 'edit'));
                }
                
                if ($ilAccess->checkAccess("edit_permission", "", $this->object->getRefId()))
                {
                        $ilTabs->addTab("perm_settings",
                                $lng->txt('perm_settings'),
                                $this->ctrl->getLinkTargetByClass(array(get_class($this),'ilpermissiongui'), "perm")
                                );
                }
        }


        public static function _goto($a_target)
        {
                global $ilAccess, $ilErr, $lng, $tree;
                
                $targets = explode('_',$a_target);
                $ref_id = $targets[0];
                $par_id = $tree->getParentId($ref_id);
                
                if ($ilAccess->checkAccess("read", "", $par_id))
                {
                        include_once("./Services/Link/classes/class.ilLink.php");
                        ilUtil::redirect(ilLink::_getLink($par_id));
                        exit;
                } 
                else if ($ilAccess->checkAccess("read", "", ROOT_FOLDER_ID))
                {
                        ilUtil::sendFailure(sprintf($lng->txt("msg_no_perm_read_item"),
                                ilObject::_lookupTitle(ilObject::_lookupObjId($a_target))), true);
                        ilObjectGUI::_gotoRepositoryRoot();
                }

                $ilErr->raiseError($lng->txt("msg_no_perm_read"), $ilErr->FATAL);
        }

        function gotoParent()
        {
                global $ilAccess, $ilErr, $lng, $tree;
                
                $ref_id = $this->object->getRefId();
                $par_id = $tree->getParentId($ref_id);
                
                if ($ilAccess->checkAccess("read", "", $par_id))
                {
                        include_once("./Services/Link/classes/class.ilLink.php");
                        ilUtil::redirect(ilLink::_getLink($par_id));
                        exit;
                } 
        }

        public function afterSaveCallback(ilObject $a_obj)
        {               
                // add new object to materials
                include_once './Modules/ItemGroup/classes/class.ilItemGroupItems.php';
                $items = new ilItemGroupItems($this->object->getRefId());
                $items->addItem($a_obj->getRefId());
                $items->update();
        }

        function getEditFormCustomValues(&$a_values)
        {
                $a_values["hide_title"] = $this->object->getHideTitle();
        }

        function updateCustom(ilPropertyFormGUI $a_form)
        {
                $this->object->setHideTitle($a_form->getInput("hide_title"));
        }

        protected function initCreateForm($a_new_type)
        {
                $form = parent::initCreateForm($a_new_type);
                $ta = $form->getItemByPostVar("desc");
                $ta->setInfo($this->lng->txt("itgr_desc_info"));
                return $form;
        }


}
?>