StandardProvisioner::getAbsolutPathToPhpExecutable() - Code Metrics - appserver-io/provisioning - Measure and Improve Code Quality continuously with Scrutinizer

getAbsolutPathToPhpExecutable() A
last analyzed 2019-06-21 15:56 UTC

↳ Parent: StandardProvisioner
Complexity

Conditions	2
Paths	2
Size

Total Lines	14
Code Lines	4
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	0
CRAP Score	6
Importance

Changes
Metric	Value
cc	2
eloc	4
nc	2
nop	0
dl	0
loc	14
ccs	0
cts	7
cp	0
crap	6
rs	10
c	0
b	0
f	0
<?php

/**
 * AppserverIo\Provisioning\StandardProvisioner
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 *
 * PHP version 5
 *
 * @author    Tim Wagner <[email protected]>
 * @copyright 2018 TechDivision GmbH <[email protected]>
 * @license   http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
 * @link      https://github.com/appserver-io/provisioning
 * @link      http://www.appserver.io
 */

namespace AppserverIo\Provisioning;

use Doctrine\Common\Annotations\AnnotationRegistry;
use AppserverIo\Psr\Application\ApplicationInterface;
use AppserverIo\Configuration\ConfigurationException;
use AppserverIo\Provisioning\Api\Node\ProvisionNode;
use AppserverIo\Provisioning\Configuration\ProvisionConfigurationInterface;

/**
 * Standard provisioning functionality.
 *
 * @author    Tim Wagner <[email protected]>
 * @copyright 2018 TechDivision GmbH <[email protected]>
 * @license   http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
 * @link      https://github.com/appserver-io/provisioning
 * @link      http://www.appserver.io
 */
class StandardProvisioner extends AbstractProvisioner
{

    /**
     * Path the to appserver's PHP executable on UNIX systems.
     *
     * @var string
     */
    const PHP_EXECUTABLE_UNIX = '/bin/php';

    /**
     * Path the to appserver's PHP executable on Windows systems.
     *
     * @var string
     */
    const PHP_EXECUTABLE_WIN = '/php/php.exe';

    /**
     * Provisions all web applications.
     *
     * @param \AppserverIo\Psr\Application\ApplicationInterface $application The application instance
     *
     * @return void
     */
    public function provision(ApplicationInterface $application)
    {

        // check if the webapps directory exists
        if (is_dir($webappPath = $application->getWebappPath())) {
            // prepare the glob expression with the application's directories to parse
            $applicationDirectories = $application->getEnvironmentAwareGlobPattern('{WEB-INF,META-INF}/provision', GLOB_BRACE);
            $applicationDirectories = $application->getEnvironmentAwareGlobPattern('{WEB-INF,META-INF}/provision', GLOB_BRACE);

            // reset the annotation registry
            AnnotationRegistry::reset();

            // load the service instance
            /** @var \AppserverIo\Provisioning\Api\ProvisioningServiceInterface $service */
            $service = $this->getService();

            // load the configuration service instance
            /** @var \AppserverIo\Appserver\Core\Api\ConfigurationService $configurationService */
            $configurationService = $this->getInitialContext()->newService('AppserverIo\Appserver\Core\Api\ConfigurationService');

            // load the container node to initialize the system properties
            /** @var \AppserverIo\Psr\ApplicationServer\Configuration\ContainerConfigurationInterface $containerNode */
            $containerNode = $application->getContainer()->getContainerNode();
            $containerNode = $application->/** @scrutinizer ignore-call */ getContainer()->getContainerNode();

            // iterate through all provisioning files (provision.xml), validate them and attach them to the configuration
            foreach ($service->globDir($applicationDirectories, GLOB_BRACE) as $provisionFile) {
                try {
                    // validate the file, but skip it if the validation fails
                    $configurationService->validateFile($provisionFile, null);

                    // load the system properties
                    $properties = $service->getSystemProperties($containerNode, $application);

                    // create a new provision node instance and replace the properties
                    $provisionNode = new ProvisionNode();
                    $provisionNode->initFromFile($provisionFile);
                    $provisionNode->replaceProperties($properties);

                    // query whether we've a datasource configured or not
                    if ($datasource = $provisionNode->getDatasource()) {
                        // try to load the datasource from the system configuration
                        $datasourceNode = $service->findByName($datasource->getName());
                        $datasourceNode = $service->findByName($datasource->getName());
                        // try to inject the datasource node if available
                        if ($datasourceNode != null) {
                            $provisionNode->injectDatasource($datasourceNode);
                        }
                    }

                    /* Re-provision the provision.xml (reinitialize).
                     *
                     * ATTENTION: The re-provisioning is extremely important, because
                     * this allows dynamic replacement of placeholders by using the
                     * XML file as a template that will reinterpreted with the PHP
                     * interpreter!
                     */
                    $provisionNode->reprovision($provisionFile);

                    // we've to replace the system properties again
                    $provisionNode->replaceProperties($properties);

                    // execute the provisioning workflow
                    $this->executeProvision($application, $provisionNode, new \SplFileInfo($webappPath));
                } catch (ConfigurationException $ce) {
                    // load the logger and log the XML validation errors
                    $systemLogger = $this->getInitialContext()->getSystemLogger();
                    $systemLogger->error($ce->__toString());

                    // additionally log a message that DS will be missing
                    $systemLogger->critical(
                        sprintf('Will skip reading provisioning steps in %s, provisioning might not have been done.', $provisionFile)
                    );
                }
            }
        }
    }

    /**
     * Executes the passed applications provisioning workflow.
     *
     *
     * @param \AppserverIo\Psr\Application\ApplicationInterface                       $application   The application instance
     * @param \AppserverIo\Provisioning\Configuration\ProvisionConfigurationInterface $provisionNode The file with the provisioning information
     * @param \SplFileInfo                                                            $webappPath    The path to the webapp folder
     *
     * @return void
     */
    protected function executeProvision(ApplicationInterface $application, ProvisionConfigurationInterface $provisionNode, \SplFileInfo $webappPath)
    {

        // load the steps from the configuration
        $stepNodes = $provisionNode->getInstallation()->getSteps();
        if (!is_array($stepNodes)) {

            return;
        }

        // execute all steps found in the configuration
        foreach ($stepNodes as $stepNode) {
            try {
                // load the step node instance
                $step = $application->search($stepNode->getType());

                // try to inject the datasource node if available
                if ($datasourceNode = $provisionNode->getDatasource()) {
                    $step->injectDataSourceNode($datasourceNode);
                }

                // inject all other information
                $step->injectStepNode($stepNode);
                $step->injectApplication($application);
                $step->injectService($this->getService());
                $step->injectWebappPath($webappPath->getPathname());
                $step->injectInitialContext($this->getInitialContext());
                $step->injectPhpExecutable($this->getAbsolutPathToPhpExecutable());

                // execute the step finally
                $step->start(PTHREADS_INHERIT_NONE|PTHREADS_INHERIT_CONSTANTS);
                $step->join();
            } catch (\Exception $e) {
                $this->getInitialContext()->getSystemLogger()->error($e->__toString());
            }
        }
    }

    /**
     * Returns the absolute path to the appservers PHP executable.
     *
     * @return string The absolute path to the appserver PHP executable
     */
    public function getAbsolutPathToPhpExecutable()
    {

        // initialize the default path to the PHP executable
        $executable = StandardProvisioner::PHP_EXECUTABLE_UNIX;

        // query whether or not we're on Windows
        if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
            // we have a different executable on Windows systems
            $executable = StandardProvisioner::PHP_EXECUTABLE_WIN;
        }

        // return the path to the PHP executable
        return $this->getService()->realpath($executable);
    }
}

appserver-io / provisioning

getAbsolutPathToPhpExecutable() A last analyzed 2019-06-21 15:56 UTC

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getAbsolutPathToPhpExecutable() A
last analyzed 2019-06-21 15:56 UTC
