Source for file module_download.php

<?php
/*
 * Lokorin.com
 * Copyright 2004-2006
 * Licensed under the GNU LGPL. See COPYING for full terms.
 */
/**
 * A project module that displays all download items connected to a project.
 * @author Andreas Launila
 * @version $Revision: 1.11 $
 * @package com.lokorin.lokorin.modules
 * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
 */
 
/**
 * For access to common constants and functions.
 */
require_once('common.php');
doInclude('lib_projects');
doInclude('lib_downloads');
doInclude('lib_tables');
 
//Check if anything should be downloaded.
if(isset($_GET['id']) && is_numeric($_GET['id'])) {
    //Attempt to download the download item with the corresponding unique 
    //identifier.
        try {
        $downloadItem = new DownloadItem($_GET['id']);
        $downloadItem->download();
    } catch(Exception $e) {
        logException(new IllegalArgumentException('An invalid download item ' .
                'with id ('.$_GET['id'].') was requested.'));
        die('Invalid download.');
    }
    exit;
}
 
Page::getInstance()->setTitle('Download');
try {
    $project = getProjectBasedOnDir();
    Page::getInstance()->setProject($project);
} catch(Exception $e) {
    logFatalException($e);
}
 
//Display the actual downloads.
$groupedDownloads = $project->getDownloadsGroupedByCategory();
if(count($groupedDownloads) > 0) {
    $firstHeader = new Header(array('Name', 'Description', 'Size', 'Link', 'Language'));
    $restHeader = new Header(array('Name', 'Size', 'Link', 'Language'));
    $isFirstTable = true;
    
    foreach($groupedDownloads as $categoryId => $downloads) {
        try {
            $category = new DownloadCategory($categoryId);
        } catch(IllegalArgumentException $e) {
            logException(IllegalStateException("Illegal category id (".
                    $categoryId.") specified."));
            continue;
        }
        
        $downloads = sortDownloadsByPopularity($downloads);
        $table = new Table();
        if($isFirstTable) {
            $table->setHeader($firstHeader);
        } else {
            $table->setHeader($restHeader);
        }
        foreach($downloads as $download) {
            $row = array();
            $row[] = $download->getName();
            if($isFirstTable){
                //Only display the description for the first table.
                                $row[] = $download->getDescription();
            }
            $row[] = $download->getSizeLabel();
            $row[] = '<a href="'.SELF.'?id='.$download->getId().'">Download</a>';
            $lang = $download->getLanguage();
            $row[] = $lang->getLink();
            $table->addRow($row);
        }
        
        if(!$isFirstTable) {
            //Don't display the caption for the first table.
                        echo '<h2>'.$category->getName().'</h2>';
        } else {
            $isFirstTable = false;
        }
        echo $table->getTable();
    }
} else {
    echo 'No downloads were found.';
}
 
Page::getInstance()->display();
?>