class.ilQuestionUsagesTableGUI.php

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<?php
/* Copyright (c) 1998-2014 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'Services/Table/classes/class.ilTable2GUI.php';
require_once 'Services/Tree/classes/class.ilPathGUI.php';
require_once 'Services/Link/classes/class.ilLink.php';

class ilQuestionUsagesTableGUI extends ilTable2GUI
{
        protected $question;
        
        public function __construct($controller, $cmd, $template_context, assQuestion $question)
        {
                $this->question = $question;
                $this->setId('qst_usage_' . $question->getId());
                parent::__construct($controller, $cmd);

                $this->setRowTemplate('tpl.il_as_qpl_question_usage_table_row.html', 'Modules/TestQuestionPool');
                $this->setLimit(PHP_INT_MAX);

                $this->setDefaultOrderField('title');
                $this->setDefaultOrderDirection('ASC');
                
                $this->setTitle($this->lng->txt('question_instances_title'));
                
                $this->disable('sort');
                $this->disable('hits');
                $this->disable('numinfo');

                $this->initColumns();
                $this->initData();
        }

        protected function initColumns()
        {
                $this->addColumn($this->lng->txt('title'), 'title');
                $this->addColumn($this->lng->txt('author'), 'author');
                $this->addColumn($this->lng->txt('path'), '');
        }

        protected function initData()
        {
                global $tree;

                $path = new ilPathGUI();

                $rows = array();
                foreach($this->question->getInstances() as $instance)
                {
                        foreach($instance['refs'] as $ref_id)
                        {
                                $trashed = $tree->isDeleted($ref_id);
                                $rows[] = array(
                                        'title'      => $instance['title'],
                                        'author'     => $instance['author'],
                                        'ref_id'     => $ref_id,
                                        'is_trashed' => $trashed,
                                        'path'       => $trashed ? $this->lng->txt('deleted') : $path->getPath(ROOT_FOLDER_ID, $ref_id)
                                );
                        }
                }
                $this->setData($rows);
        }

        public function fillRow($row)
        {
                global $ilAccess;

                $this->tpl->setVariable('USAGE_INSTANCE_TITLE', $row['title']);
                $this->tpl->setVariable('USAGE_AUTHOR', $row['author']);
                $this->tpl->setVariable('USAGE_PATH', $row['path']);

                if($ilAccess->checkAccess('read', '', $row['ref_id']) && !$row['is_trashed'])
                {
                        $link = new ilLink();

                        $this->tpl->setVariable('USAGE_INSTANCE_LINKTED_TITLE', $row['title']);
                        $this->tpl->setVariable('USAGE_INSTANCE_HREF', $link->_getStaticLink($row['ref_id'], 'tst'));

                        $this->tpl->setCurrentBlock('linked_title_b');
                        $this->tpl->touchBlock('linked_title_b');
                        $this->tpl->parseCurrentBlock();
                }
        }
}