class.ilLocalUnitConfigurationGUI.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'Modules/TestQuestionPool/classes/class.ilUnitConfigurationGUI.php';

class ilLocalUnitConfigurationGUI extends ilUnitConfigurationGUI
{
        const REQUEST_PARAM_SUB_CONTEXT_ID = 'question_fi';
        
        protected function getDefaultCommand()
        {
                return 'showLocalUnitCategories';
        }

        public function getUnitCategoryOverviewCommand()
        {
                if($this->isCRUDContext())
                {
                        return 'showLocalUnitCategories';
                }
                else
                {
                        return 'showGlobalUnitCategories';
                }
        }

        public function isCRUDContext()
        {
                if(!isset($_GET[self::REQUEST_PARAM_SUB_CONTEXT_ID]) || $_GET[self::REQUEST_PARAM_SUB_CONTEXT_ID] == $this->repository->getConsumerId())
                {
                        return true;
                }
                else
                {
                        return false;
                }
        }

        public function getUniqueId()
        {
                $id = $this->repository->getConsumerId();
                if($this->isCRUDContext())
                {
                        $id .= '_local';
                }
                else
                {
                        $id .= '_global';
                }

                return $id;
        }


        public function executeCommand()
        {
                $this->ctrl->saveParameter($this, self::REQUEST_PARAM_SUB_CONTEXT_ID);
                
                parent::executeCommand();
        }

        protected function handleSubtabs()
        {
                global $ilTabs;

                $this->ctrl->setParameter($this, self::REQUEST_PARAM_SUB_CONTEXT_ID, $this->repository->getConsumerId());
                $ilTabs->addSubTab('view_unit_ctx_local', $this->lng->txt('un_local_units'), $this->ctrl->getLinkTarget($this, 'showLocalUnitCategories'));
                $this->ctrl->setParameter($this, self::REQUEST_PARAM_SUB_CONTEXT_ID, 0);
                $ilTabs->addSubTab('view_unit_ctx_global', $this->lng->txt('un_global_units'), $this->ctrl->getLinkTarget($this, 'showGlobalUnitCategories'));
                $this->ctrl->setParameter($this, self::REQUEST_PARAM_SUB_CONTEXT_ID, '');

                if($this->isCRUDContext())
                {
                        $ilTabs->activateSubTab('view_unit_ctx_local');
                }
                else
                {
                        $ilTabs->activateSubTab('view_unit_ctx_global');
                }
        }

        protected function showLocalUnitCategories()
        {
                global $ilToolbar;

                $ilToolbar->addButton($this->lng->txt('un_add_category'), $this->ctrl->getLinkTarget($this, 'showUnitCategoryCreationForm'));

                $repo = $this->repository;
                $categories = array_filter(
                        $this->repository->getAllUnitCategories(),
                        function(assFormulaQuestionUnitCategory $category) use ($repo) {
                                return $category->getQuestionFi() == $repo->getConsumerId() ? true : false;
                        }
                );
                $data = array();
                foreach($categories as $category)
                {
                        $data[] = array(
                                'category_id' => $category->getId(),
                                'category'    => $category->getDisplayString()
                        );
                }

                $this->showUnitCategories($data);
        }

        protected function showUnitCategories(array $categories)
        {
                require_once 'Modules/TestQuestionPool/classes/tables/class.ilLocalUnitCategoryTableGUI.php';
                $table = new ilLocalUnitCategoryTableGUI($this, $this->getUnitCategoryOverviewCommand());
                $table->setData($categories);

                $this->tpl->setContent($table->getHTML());
        }

        protected function confirmImportGlobalCategory()
        {
                if(!isset($_GET['category_id']))
                {
                        $this->showGlobalUnitCategories();
                        return;
                }
                $_POST['category_ids'] = array($_GET['category_id']);

                $this->confirmImportGlobalCategories();
        }

        protected function confirmImportGlobalCategories()
        {
                if(!isset($_POST['category_ids']) || !is_array($_POST['category_ids']))
                {
                        $this->showGlobalUnitCategories();
                        return;
                }
                
                // @todo: Confirmation Currently not implemented, so forward to import
                $this->importGlobalCategories();
        }

        protected function importGlobalCategories()
        {
                if($this->isCRUDContext())
                {
                        $this->{$this->getDefaultCommand()}();
                        return;
                }
                
                if(!isset($_POST['category_ids']) || !is_array($_POST['category_ids']))
                {
                        $this->showGlobalUnitCategories();
                        return;
                }
                
                $i = 0;
                foreach($_POST['category_ids'] as $category_id)
                {
                        try
                        {
                                $category = $this->repository->getUnitCategoryById((int)$category_id);
                        }
                        catch(ilException $e)
                        {
                                continue;
                        }

                        // Copy admin-category to custom-category (with question_fi)
                        $new_cat_id = $this->repository->copyCategory($category->getId(), $this->repository->getConsumerId());

                        // Copy units to custom_category
                        $this->repository->copyUnitsByCategories($category->getId(), $new_cat_id, $this->repository->getConsumerId());
                        ++$i;
                }

                if($i)
                {
                        ilUtil::sendSuccess($this->lng->txt('saved_successfully'), true);
                }

                $this->ctrl->setParameter($this, 'question_fi', 0);
                $this->ctrl->redirect($this, 'showLocalUnitCategories');
        }
}