class.ilExcCriteriaCatalogueGUI.php

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<?php

/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once "Modules/Exercise/classes/class.ilExcCriteriaCatalogue.php";

class ilExcCriteriaCatalogueGUI
{       
        protected $exc_obj; // [ilObjExercise]
        
        public function __construct(ilObjExercise $a_exc_obj)
        {
                $this->exc_obj = $a_exc_obj;
        }
        
        public function executeCommand()
        {               
                global $ilCtrl, $ilTabs, $lng;
                
                $next_class = $ilCtrl->getNextClass($this);
                $cmd = $ilCtrl->getCmd("view");
        
                switch($next_class)
                {
                        case "ilexccriteriagui":
                                $ilTabs->clearTargets();
                                $ilTabs->setBackTarget($lng->txt("back"), $ilCtrl->getLinkTarget($this, ""));
                                $ilCtrl->saveParameter($this, "cat_id");
                                include_once "Modules/Exercise/classes/class.ilExcCriteriaGUI.php";
                                $crit_gui = new ilExcCriteriaGUI($_REQUEST["cat_id"]);
                                $ilCtrl->forwardCommand($crit_gui);
                                break;                          
                        
                        default:
                                $this->$cmd();
                                break;
                }
        }
        
        
        //
        // LIST/TABLE
        //
        
        protected function view()
        {
                global $ilToolbar, $ilCtrl, $lng, $tpl;
                
                $ilToolbar->addButton($lng->txt("exc_add_criteria_catalogue"),
                        $ilCtrl->getLinkTarget($this, "add"));
                
                include_once "Modules/Exercise/classes/class.ilExcCriteriaCatalogueTableGUI.php";
                $tbl = new ilExcCriteriaCatalogueTableGUI($this, "view", $this->exc_obj->getId());
                $tpl->setContent($tbl->getHTML());
        }
        
        protected function saveOrder()
        {
                global $ilCtrl, $lng;
                
                $all_cat = ilExcCriteriaCatalogue::getInstancesByParentId($this->exc_obj->getId());
                                
                $pos = 0;
                asort($_POST["pos"]);
                foreach(array_keys($_POST["pos"]) as $id)
                {       
                        if(array_key_exists($id, $all_cat))
                        {                               
                                $pos += 10;
                                $all_cat[$id]->setPosition($pos);
                                $all_cat[$id]->update();
                        }
                }
                
                ilUtil::sendSuccess($lng->txt("settings_saved"), true);
                $ilCtrl->redirect($this, "view");
        }
        
        protected function confirmDeletion()
        {
                global $ilCtrl, $lng, $tpl;
                
                $ids = $_POST["id"];
                if(!sizeof($ids))
                {
                        ilUtil::sendInfo($lng->txt("select_one"), true);
                        $ilCtrl->redirect($this, "view");
                }
                
                include_once("./Services/Utilities/classes/class.ilConfirmationGUI.php");
                $confirmation_gui = new ilConfirmationGUI();
                $confirmation_gui->setFormAction($ilCtrl->getFormAction($this, "delete"));
                $confirmation_gui->setHeaderText($lng->txt("exc_criteria_catalogue_deletion_confirmation"));
                $confirmation_gui->setCancel($lng->txt("cancel"), "view");
                $confirmation_gui->setConfirm($lng->txt("delete"), "delete");

                foreach(ilExcCriteriaCatalogue::getInstancesByParentId($this->exc_obj->getId()) as $item)
                {
                        if(in_array($item->getId(), $ids))
                        {
                                $confirmation_gui->addItem("id[]", $item->getId(), $item->getTitle());
                        }
                }
                
                $tpl->setContent($confirmation_gui->getHTML());
        }
        
        protected function delete()
        {
                global $ilCtrl, $lng;
                
                $ids = $_POST["id"];
                if(!sizeof($ids))
                {                       
                        $ilCtrl->redirect($this, "view");
                }
                
                foreach(ilExcCriteriaCatalogue::getInstancesByParentId($this->exc_obj->getId()) as $item)
                {
                        if(in_array($item->getId(), $ids))
                        {
                                $item->delete();
                        }
                }
                
                ilUtil::sendSuccess($lng->txt("settings_saved"), true);
                $ilCtrl->redirect($this, "view");
        }
        
        
        //
        // EDIT
        // 
        
        protected function initForm(ilExcCriteriaCatalogue $a_cat_obj = null)
        {
                global $ilCtrl, $lng;
                
                include_once "Services/Form/classes/class.ilPropertyFormGUI.php";               
                $form = new ilPropertyFormGUI();
                
                $is_edit = ($a_cat_obj !== null);
                if(!$is_edit)
                {                       
                        $form->setFormAction($ilCtrl->getFormAction($this, "create"));
                        $form->setTitle($lng->txt("exc_criteria_catalogue_create_form"));
                        $form->addCommandButton("create", $lng->txt("create"));         
                }
                else
                {
                        $form->setFormAction($ilCtrl->getFormAction($this, "update"));
                        $form->setTitle($lng->txt("exc_criteria_catalogue_update_form"));
                        $form->addCommandButton("update", $lng->txt("save"));           
                }
                                
                $form->addCommandButton("view", $lng->txt("cancel"));
                                
                $title = new ilTextInputGUI($lng->txt("title"), "title");
                $title->setRequired(true);
                $form->addItem($title);
                
                return $form;           
        }
        
        protected function add(ilPropertyFormGUI $a_form = null)
        {
                global $tpl;
                
                if(!$a_form)
                {
                        $a_form = $this->initForm();
                }
                
                $tpl->setContent($a_form->getHTML());
        }
        
        protected function exportForm(ilExcCriteriaCatalogue $a_cat_obj, ilPropertyFormGUI $a_form)
        {
                $a_form->getItemByPostVar("title")->setValue($a_cat_obj->getTitle());
        }
        
        protected function importForm(ilExcCriteriaCatalogue $a_cat_obj = null)
        {
                global $ilCtrl, $lng;
                
                $is_edit = ($a_cat_obj !== null);
                
                $form = $this->initForm($a_cat_obj);
                if($form->checkInput())
                {
                        if(!$is_edit) 
                        {
                                $a_cat_obj = new ilExcCriteriaCatalogue();
                                $a_cat_obj->setParent($this->exc_obj->getId());
                        }
                        
                        $a_cat_obj->setTitle($form->getInput("title"));
                        
                        if(!$is_edit) 
                        {
                                $a_cat_obj->save();
                        }
                        else
                        {
                                $a_cat_obj->update();
                        }
                        
                        ilUtil::sendSuccess($lng->txt("settings_saved"), true);
                        $ilCtrl->redirect($this, "view");
                }
                
                $form->setValuesByPost();
                $this->{$is_edit ? "edit" : "add"}($form);
        }
        
        protected function create()
        {
                $this->importForm();
        }
        
        protected function getCurrentCatalogue()
        {
                global $ilCtrl;
                
                $id = (int)$_REQUEST["cat_id"];
                if($id)
                {
                        $cat_obj = new ilExcCriteriaCatalogue($id);
                        if($cat_obj->getParent() == $this->exc_obj->getId())
                        {
                                $ilCtrl->setParameter($this, "cat_id", $id);                            
                                return $cat_obj;
                        }
                }
                
                $ilCtrl->redirect($this, "view");
        }                       
        
        protected function edit(ilPropertyFormGUI $a_form = null)
        {
                global $tpl;
                
                $cat_obj = $this->getCurrentCatalogue();
                
                if(!$a_form)
                {
                        $a_form = $this->initForm($cat_obj);
                        $this->exportForm($cat_obj, $a_form);
                }
                
                $tpl->setContent($a_form->getHTML());
        }
        
        protected function update()
        {
                $cat_obj = $this->getCurrentCatalogue();
                $this->importForm($cat_obj);
        }
        
        
        
}