tao-test/app/generis/common/ext/class.ExtensionInstaller.php

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2022-08-29 20:14:13 +02:00
<?php
/**
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; under version 2
* of the License (non-upgradable).
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright (c) 2008-2010 (original work) Deutsche Institut für Internationale Pädagogische Forschung (under the project TAO-TRANSFER);
* 2009-2012 (update and modification) Public Research Centre Henri Tudor (under the project TAO-SUSTAIN & TAO-DEV);
*
*/
use oat\generis\model\data\ModelManager;
use oat\oatbox\service\ServiceFactoryInterface;
use oat\oatbox\service\ServiceManager;
use oat\oatbox\event\EventManager;
use oat\oatbox\service\ConfigurableService;
use oat\generis\model\data\import\RdfImporter;
use oat\oatbox\cache\SimpleCache;
use oat\oatbox\extension\exception\ManifestNotFoundException;
/**
* Generis installer of extensions
* Can be extended to add advanced features
*
* @access public
* @author lionel.lecaque@tudor.lu
* @package generis
* @see @license GNU General Public (GPL) Version 2 http://www.opensource.org/licenses/gpl-2.0.php
*/
class common_ext_ExtensionInstaller extends common_ext_ExtensionHandler
{
// --- ASSOCIATIONS ---
// --- ATTRIBUTES ---
/**
* States if local data must be installed or not.
*
* @access private
* @var boolean
*/
private $localData = false;
// --- OPERATIONS ---
/**
* install an extension
*
* @access public
* @author Jerome Bogaerts, <jerome@taotesting.com>
*
* @throws common_ext_ForbiddenActionException When the installable extension is generis.
* @throws common_ext_AlreadyInstalledException When the extension is already installed.
*
* @return void
*/
public function install()
{
$this->log('i', 'Installing extension ' . $this->extension->getId());
if ($this->extension->getId() == 'generis') {
throw new common_ext_ForbiddenActionException(
'Tried to install generis using the ExtensionInstaller',
$this->extension->getId()
);
}
if (common_ext_ExtensionsManager::singleton()->isInstalled($this->extension->getId())) {
throw new common_ext_AlreadyInstalledException(
'Problem installing extension ' . $this->extension->getId() . ' : Already installed',
$this->extension->getId()
);
}
// we purge the whole cache.
$this->log('d', 'Purging cache...');
$cache = $this->getServiceManager()->get(SimpleCache::SERVICE_ID);
$cache->clear();
// check required extensions, throws exception if failed
helpers_ExtensionHelper::checkRequiredExtensions($this->getExtension());
$this->installLoadDefaultConfig();
$this->installOntology();
$this->installRegisterExt();
$this->log('d', 'Installing custom script for extension ' . $this->extension->getId());
$this->installCustomScript();
$this->log('d', 'Done installing custom script for extension ' . $this->extension->getId());
if ($this->getLocalData() == true) {
$this->log('d', 'Installing local data for extension ' . $this->extension->getId());
$this->installLocalData();
$this->log('d', 'Done installing local data for extension ' . $this->extension->getId());
}
$this->log('d', 'Extended install for extension ' . $this->extension->getId());
// Method to be overridden by subclasses
// to extend the installation mechanism.
$this->extendedInstall();
$this->log('d', 'Done extended install for extension ' . $this->extension->getId());
$eventManager = ServiceManager::getServiceManager()->get(EventManager::CONFIG_ID);
$eventManager->trigger(new common_ext_event_ExtensionInstalled($this->extension));
}
/**
* writes the config based on the config.sample
*
* @access protected
* @author Jerome Bogaerts, <jerome@taotesting.com>
* @return void
*/
protected function installLoadDefaultConfig()
{
$defaultsPath = $this->extension->getDir() . 'config/default';
if (is_dir($defaultsPath)) {
$defaultIterator = new DirectoryIterator($defaultsPath);
foreach ($defaultIterator as $fileinfo) {
if (!$fileinfo->isDot() && strpos($fileinfo->getFilename(), '.conf.php') > 0) {
$confKey = substr($fileinfo->getFilename(), 0, -strlen('.conf.php'));
if (! $this->extension->hasConfig($confKey)) {
$config = include $fileinfo->getPathname();
if ($config instanceof ServiceFactoryInterface) {
$config = $config($this->getServiceManager());
}
if ($config instanceof ConfigurableService) {
$this->getServiceManager()->register($this->extension->getId() . '/' . $confKey, $config);
} else {
$this->extension->setConfig($confKey, $config);
}
$this->extension->setConfig($confKey, $config);
}
}
}
}
}
/**
* inserts the datamodels
* specified in the Manifest
*
* @access protected
* @author Jerome Bogaerts, <jerome@taotesting.com>
* @return void
*/
protected function installOntology()
{
helpers_TimeOutHelper::setTimeOutLimit(helpers_TimeOutHelper::MEDIUM);
$rdfImporter = $this->getServiceManager()->get(RdfImporter::class);
$rdfImporter->importTriples($this->getExtensionModel());
helpers_TimeOutHelper::reset();
}
/**
* Registers the Extension with the extensionManager
*
* @access protected
* @author Jerome Bogaerts, <jerome@taotesting.com>
* @return void
*/
protected function installRegisterExt()
{
$this->log('d', 'Registering extension ' . $this->extension->getId());
common_ext_ExtensionsManager::singleton()->registerExtension($this->extension);
common_ext_ExtensionsManager::singleton()->setEnabled($this->extension->getId());
}
/**
* Install Custom Scripts
*
* Executes custom install scripts specified in the Manifest
*
* @throws common_ext_InstallationException
* @throws ManifestNotFoundException
*/
protected function installCustomScript()
{
//install script
foreach ($this->extension->getManifest()->getInstallPHPFiles() as $script) {
if (is_string($script)) {
$this->runExtensionScript($script);
} elseif (is_array($script) && isset($script[0]) && is_string($script[0]) && !empty($script[0]) && isset($script[1]) && is_array($script[1])) {
$this->runExtensionScript($script[0], $script[1]);
} else {
\common_Logger::w("Ignored custom install script because it's call definition is malformed in extension manifest!");
}
}
}
/**
* Installs example files and other non essential content
*
* @access protected
* @author Jerome Bogaerts, <jerome@taotesting.com>
* @return void
*/
protected function installLocalData()
{
$localData = $this->extension->getManifest()->getLocalData();
if (isset($localData['php'])) {
$scripts = $localData['php'];
$scripts = is_array($scripts) ? $scripts : [$scripts];
foreach ($scripts as $script) {
$this->runExtensionScript($script);
}
}
}
/**
* Instantiate a new ExtensionInstaller for a given Extension.
*
* @access public
* @author Jerome Bogaerts, <jerome@taotesting.com>
* @param common_ext_Extension $extension The extension to install
* @param boolean $localData Import local data or not.
* @return void
*/
public function __construct(common_ext_Extension $extension, $localData = true)
{
parent::__construct($extension);
$this->setLocalData($localData);
}
/**
* Sets localData field.
*
* @access public
* @author Jerome Bogaerts, <jerome@taotesting.com>
* @param boolean $value
* @return void
*/
public function setLocalData($value)
{
$this->localData = $value;
}
/**
* Retrieve localData field
*
* @access public
* @author Jerome Bogaerts, <jerome@taotesting.com>
* @return boolean
*/
public function getLocalData()
{
return $this->localData;
}
/**
* Returns the ontology model of the extension
*
* @return common_ext_ExtensionModel
*/
public function getExtensionModel()
{
return new common_ext_ExtensionModel($this->extension);
}
/**
* Short description of method extendedInstall
*
* @access public
* @author Jerome Bogaerts, <jerome@taotesting.com>
* @return void
*/
public function extendedInstall()
{
return;
}
}