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<?php
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/**
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 *
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 * @category        admin
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 * @package         templates
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 * @author          WebsiteBaker Project
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 * @copyright       Ryan Djurovich
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 * @copyright       WebsiteBaker Org. e.V.
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 * @link            http://websitebaker.org/
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 * @license         http://www.gnu.org/licenses/gpl.html
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 * @platform        WebsiteBaker 2.8.3
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 * @requirements    PHP 5.3.6 and higher
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 * @version         $Id: install.php 2 2017-07-02 15:14:29Z Manuela $
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 * @filesource      $HeadURL: svn://isteam.dynxs.de/wb/2.10.x/branches/main/admin/templates/install.php $
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 * @lastmodified    $Date: 2017-07-02 17:14:29 +0200 (Sun, 02 Jul 2017) $
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 *
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 */
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// do not display notices and warnings during installation
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error_reporting(E_ALL ^ E_NOTICE ^ E_WARNING);
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// Include config file and admin class file
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if (!defined( 'WB_PATH' ) ){ require( dirname(dirname((__DIR__))).'/config.php' ); }
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if (!class_exists('admin', false) ) { require(WB_PATH.'/framework/class.admin.php'); }
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// suppress to print the header, so no new FTAN will be set
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$admin = new admin('Addons', 'templates_install', false);
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$js_back = ADMIN_URL.'/templates/index.php';
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if( !$admin->checkFTAN() )
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{
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    $admin->print_header();
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    $admin->print_error($MESSAGE['GENERIC_SECURITY_ACCESS'], $js_back );
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}
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// After check print the header
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$admin->print_header();
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// Check if user uploaded a file
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if(!isset($_FILES['userfile'])) {
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    $admin->print_error($MESSAGE['GENERIC_ERROR_OPENING_FILE'], $js_back );
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}
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// Include the WB functions file
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if (!function_exists('load_template')){require(WB_PATH.'/framework/functions.php');}
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// Set temp vars
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$temp_dir = WB_PATH.'/temp/';
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$temp_file = $temp_dir . $_FILES['userfile']['name'];
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$temp_unzip = WB_PATH.'/temp/unzip/';
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// Try to upload the file to the temp dir
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if(!move_uploaded_file($_FILES['userfile']['tmp_name'], $temp_file)) {
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    $admin->print_error($MESSAGE['GENERIC_CANNOT_UPLOAD'], $js_back );
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}
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// Include the PclZip class file (thanks to
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if(!class_exists('PclZip')){ require(WB_PATH.'/include/pclzip/pclzip.lib.php');}
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// Remove any vars with name "template_directory" and "theme_directory"
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if (isset($template_directory)){unset($template_directory);}
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if (isset($theme_directory)){unset($theme_directory);}
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// Setup the PclZip object
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$archive = new PclZip($temp_file);
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// Unzip the files to the temp unzip folder
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$list = $archive->extract(PCLZIP_OPT_PATH, $temp_unzip);
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// Check if uploaded file is a valid Add-On zip file
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if (!($list || !file_exists($temp_unzip . 'info.php'))) {
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  $admin->print_error($MESSAGE['GENERIC_INVALID_ADDON_FILE']);
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}
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// Include the templates info file
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require($temp_unzip.'info.php');
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// Perform Add-on requirement checks before proceeding
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require(WB_PATH . '/framework/addon.precheck.inc.php');
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preCheckAddon($temp_file);
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// Delete the temp unzip directory
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rm_full_dir($temp_unzip);
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// Check if the file is valid
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if(!isset($template_directory)) {
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    if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file
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    $admin->print_error($MESSAGE['GENERIC_INVALID']);
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}
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// Check if this module is already installed
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// and compare versions if so
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$new_template_version = $template_version;
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unset($template_version);
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$success_message = $MESSAGE['GENERIC_MODULE_VERSION_ERROR'];
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if (is_dir(WB_PATH.'/templates/'.$template_directory)) {
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    if (file_exists(WB_PATH.'/templates/'.$template_directory.'/info.php')) {
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        require(WB_PATH.'/templates/'.$template_directory.'/info.php');
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        $sql  = 'SELECT `version` FROM `'.TABLE_PREFIX.'addons` '
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              . 'WHERE `directory`=\''.$template_directory.'\'';
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        $old_template_version = $database->get_one($sql);
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        // Version to be installed is older than currently installed version
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        if (versionCompare($old_template_version, $new_template_version, '>=')) {
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            if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file
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            $admin->print_error($template_directory.'<br />'.$MESSAGE['GENERIC_ALREADY_INSTALLED'].'<br />'.'Version '.$old_template_version);
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        } else {
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          if (is_readable(WB_PATH.'/templates/'.$template_directory.'/upgrade.php')) {
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              require(WB_PATH.'/templates/'.$template_directory.'/upgrade.php');
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          }
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          $success_message = $MESSAGE['GENERIC_UPGRADED'];
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        }
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    }
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} else {
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    $success_message = $MESSAGE['GENERIC_INSTALLED'];
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}
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// Check if template dir is writable
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if(!is_writable(WB_PATH.'/templates/')) {
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    if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file
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    $admin->print_error($MESSAGE['TEMPLATES_BAD_PERMISSIONS']);
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}
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// Set template dir
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$template_dir = WB_PATH.'/templates/'.$template_directory;
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// Make sure the template dir exists, and chmod if needed
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if(!file_exists($template_dir)) {
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    make_dir($template_dir);
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} else {
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    change_mode($template_dir, 'dir');
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}
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// Unzip template to the template dir
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$list = (int)$archive->extract(PCLZIP_OPT_PATH, $template_dir, PCLZIP_OPT_REPLACE_NEWER);
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if ($list==0)
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{
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    $admin->print_error($MESSAGE['GENERIC_CANNOT_UNZIP']);
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}
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// Delete the temp zip file
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if (file_exists($temp_file)) { unlink($temp_file); }
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// Chmod all the uploaded files
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$dir = dir($template_dir);
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while(false !== $entry = $dir->read()) {
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    // Skip pointers
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    if(substr($entry, 0, 1) != '.' AND $entry != '.svn' AND !is_dir($template_dir.'/'.$entry)) {
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        // Chmod file
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        change_mode($template_dir.'/'.$entry);
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    }
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}
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// Load template info into DB
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if (load_template($template_dir)===true){
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// Print success message
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    $admin->print_success($success_message);
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} else {
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    $admin->print_error($MESSAGE['GENERIC_ALREADY_INSTALLED']);
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}
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// Print admin footer
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$admin->print_footer();
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