<?php
/**
* This file is part of PDepend.
*
* PHP Version 5
*
* Copyright (c) 2008-2017 Manuel Pichler <mapi@pdepend.org>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Manuel Pichler nor the names of his
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @copyright 2008-2017 Manuel Pichler. All rights reserved.
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/

namespace PDepend;

use Symfony\Component\Config\FileLocator;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;

/**
* PDepend Application
*
* @copyright 2008-2017 Manuel Pichler. All rights reserved.
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
class Application
{
private $container;

/**
* @var string
*/
private $configurationFile;

/**
* @param string $configurationFile
*/
public function setConfigurationFile($configurationFile)
{
if (!file_exists($configurationFile)) {
throw new \InvalidArgumentException(
sprintf('The configuration file "%s" doesn\'t exist.', $configurationFile)
);
}

$this->configurationFile = $configurationFile;
}

/**
* @return \PDepend\Util\Configuration
*/
public function getConfiguration()
{
return $this->getContainer()->get('pdepend.configuration');
}

/**
* @return \PDepend\Engine
*/
public function getEngine()
{
return $this->getContainer()->get('pdepend.engine');
}

/**
* @return \PDepend\TextUI\Runner
*/
public function getRunner()
{
return $this->getContainer()->get('pdepend.textui.runner'); // TODO: Use standard name? textui is detail.
}

/**
* @return \PDepend\Report\ReportGeneratorFactory
*/
public function getReportGeneratorFactory()
{
return $this->getContainer()->get('pdepend.report_generator_factory');
}

/**
* @return \PDepend\Metrics\AnalyzerFactory
*/
public function getAnalyzerFactory()
{
return $this->getContainer()->get('pdepend.analyzer_factory');
}

private function getContainer()
{
if ($this->container === null) {
$this->container = $this->createContainer();
}

return $this->container;
}

/**
* @return \Symfony\Component\DependencyInjection\ContainerInterface
*/
private function createContainer()
{
$extensions = array(new DependencyInjection\PdependExtension());

$container = new ContainerBuilder(new ParameterBag(array()));
$container->prependExtensionConfig('pdepend', array());
$container->addCompilerPass(new DependencyInjection\Compiler\ProcessListenerPass());

$loader = new XmlFileLoader($container, new FileLocator(__DIR__ . '/../../../resources'));

foreach ($extensions as $extension) {
$container->registerExtension($extension);
}

if ($this->configurationFile) {
$loader->load($this->configurationFile);
}

$container->compile();

return $container;
}

/**
* Returns available logger options and documentation messages.
*
* @return array(string => string)
*/
public function getAvailableLoggerOptions()
{
return $this->getAvailableOptionsFor('pdepend.logger');
}

/**
* Returns available analyzer options and documentation messages.
*
* @return array(string => string)
*/
public function getAvailableAnalyzerOptions()
{
return $this->getAvailableOptionsFor('pdepend.analyzer');
}

/**
* @return array(string => string)
*/
private function getAvailableOptionsFor($serviceTag)
{
$container = $this->getContainer();

$loggerServices = $container->findTaggedServiceIds($serviceTag);

$options = array();

foreach ($loggerServices as $loggerServiceTags) {
foreach ($loggerServiceTags as $loggerServiceTag) {
if (isset($loggerServiceTag['option']) && isset($loggerServiceTag['message'])) {
$options[$loggerServiceTag['option']] = array(
'message' => $loggerServiceTag['message'],
'value' => isset($loggerServiceTag['value']) ? $loggerServiceTag['value'] : 'file'
);
}
}
}

return $options;
}
}