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File: template.php
<?php /** * @version $Id:template.php 6961 2007-03-15 16:06:53Z tcp $ * @package Joomla.Framework * @subpackage Installer * @copyright Copyright (C) 2005 - 2008 Open Source Matters. All rights reserved. * @license GNU/GPL, see LICENSE.php * Joomla! is free software. This version may have been modified pursuant * to the GNU General Public License, and as distributed it includes or * is derivative of works licensed under the GNU General Public License or * other free or open source software licenses. * See COPYRIGHT.php for copyright notices and details. */ // Check to ensure this file is within the rest of the framework defined('JPATH_BASE') or die(); /** * Template installer * * @package Joomla.Framework * @subpackage Installer * @since 1.5 */ class JInstallerTemplate extends JObject { /** * Constructor * * @access protected * @param object $parent Parent object [JInstaller instance] * @return void * @since 1.5 */ function __construct(&$parent) { $this->parent =& $parent; } /** * Custom install method * * @access public * @return boolean True on success * @since 1.5 */ function install() { // Get database connector object $db =& $this->parent->getDBO(); $manifest =& $this->parent->getManifest(); $root =& $manifest->document; // Get the client application target if ($cname = $root->attributes('client')) { // Attempt to map the client to a base path jimport('joomla.application.helper'); $client =& JApplicationHelper::getClientInfo($cname, true); if ($client === false) { $this->parent->abort(JText::_('Template').' '.JText::_('Install').': '.JText::_('Unknown client type').' ['.$cname.']'); return false; } $basePath = $client->path; $clientId = $client->id; } else { // No client attribute was found so we assume the site as the client $cname = 'site'; $basePath = JPATH_SITE; $clientId = 0; } // Set the extensions name $name =& $root->getElementByPath('name'); $name = JFilterInput::clean($name->data(), 'cmd'); $this->set('name', $name); // Set the template root path $this->parent->setPath('extension_root', $basePath.DS.'templates'.DS.strtolower(str_replace(" ", "_", $this->get('name')))); /* * If the template directory already exists, then we will assume that the template is already * installed or another template is using that directory. */ if (file_exists($this->parent->getPath('extension_root')) && !$this->parent->getOverwrite()) { JError::raiseWarning(100, JText::_('Template').' '.JText::_('Install').': '.JText::_('Another template is already using directory').': "'.$this->parent->getPath('extension_root').'"'); return false; } // If the template directory does not exist, lets create it $created = false; if (!file_exists($this->parent->getPath('extension_root'))) { if (!$created = JFolder::create($this->parent->getPath('extension_root'))) { $this->parent->abort(JText::_('Template').' '.JText::_('Install').': '.JText::_('Failed to create directory').' "'.$this->parent->getPath('extension_root').'"'); return false; } } // If we created the template directory and will want to remove it if we have to roll back // the installation, lets add it to the installation step stack if ($created) { $this->parent->pushStep(array ('type' => 'folder', 'path' => $this->parent->getPath('extension_root'))); } // Copy all the necessary files if ($this->parent->parseFiles($root->getElementByPath('files'), -1) === false) { // Install failed, rollback changes $this->parent->abort(); return false; } if ($this->parent->parseFiles($root->getElementByPath('images'), -1) === false) { // Install failed, rollback changes $this->parent->abort(); return false; } if ($this->parent->parseFiles($root->getElementByPath('css'), -1) === false) { // Install failed, rollback changes $this->parent->abort(); return false; } // Parse optional tags $this->parent->parseFiles($root->getElementByPath('media'), $clientId); $this->parent->parseLanguages($root->getElementByPath('languages')); $this->parent->parseLanguages($root->getElementByPath('administration/languages'), 1); // Get the template description $description = & $root->getElementByPath('description'); if (is_a($description, 'JSimpleXMLElement')) { $this->parent->set('message', $description->data()); } else { $this->parent->set('message', '' ); } // Lastly, we will copy the manifest file to its appropriate place. if (!$this->parent->copyManifest(-1)) { // Install failed, rollback changes $this->parent->abort(JText::_('Template').' '.JText::_('Install').': '.JText::_('Could not copy setup file')); return false; } // Load template language file $lang =& JFactory::getLanguage(); $lang->load('tpl_'.$name); return true; } /** * Custom uninstall method * * @access public * @param int $path The template name * @param int $clientId The id of the client * @return boolean True on success * @since 1.5 */ function uninstall( $name, $clientId ) { // Initialize variables $retval = true; // For a template the id will be the template name which represents the subfolder of the templates folder that the template resides in. if (!$name) { JError::raiseWarning(100, JText::_('Template').' '.JText::_('Uninstall').': '.JText::_('Template id is empty, cannot uninstall files')); return false; } // Get the template root path $client =& JApplicationHelper::getClientInfo( $clientId ); if (!$client) { JError::raiseWarning(100, JText::_('Template').' '.JText::_('Uninstall').': '.JText::_('Invalid application')); return false; } $this->parent->setPath('extension_root', $client->path.DS.'templates'.DS.$name); $this->parent->setPath('source', $this->parent->getPath('extension_root')); $manifest =& $this->parent->getManifest(); if (!is_a($manifest, 'JSimpleXML')) { // Make sure we delete the folders JFolder::delete($this->parent->getPath('extension_root')); JError::raiseWarning(100, JTEXT::_('Template').' '.JTEXT::_('Uninstall').': '.JTEXT::_('Package manifest file invalid or not found')); return false; } $root =& $manifest->document; // Remove files $this->parent->removeFiles($root->getElementByPath('media'), $clientId); $this->parent->removeFiles($root->getElementByPath('languages')); $this->parent->removeFiles($root->getElementByPath('administration/languages'), 1); // Delete the template directory if (JFolder::exists($this->parent->getPath('extension_root'))) { $retval = JFolder::delete($this->parent->getPath('extension_root')); } else { JError::raiseWarning(100, JText::_('Template').' '.JText::_('Uninstall').': '.JText::_('Directory does not exist, cannot remove files')); $retval = false; } return $retval; } }