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()
    {
        global $ilHelp;

        $this->ctrl->saveParameter($this, self::REQUEST_PARAM_SUB_CONTEXT_ID);

        $ilHelp->setScreenIdComponent('qpl');
        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');
    }
}