Package.php

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<?php
namespace ‪TYPO3\CMS\Core\Package;
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
class ‪Package implements ‪PackageInterface
{
    protected ‪$extensionManagerConfiguration = [];
 
    protected ‪$partOfFactoryDefault = false;
 
    protected ‪$partOfMinimalUsableSystem = false;
 
    protected ‪$packageKey;
 
    protected ‪$packagePath;
 
    protected ‪$protected = false;
 
    protected ‪$composerManifest;
 
    protected ‪$packageMetaData;
 
    public function ‪__construct(PackageManager $packageManager, ‪$packageKey, ‪$packagePath)
    {
        if (!$packageManager->isPackageKeyValid(‪$packageKey)) {
            throw new Exception\InvalidPackageKeyException('"' . ‪$packageKey . '" is not a valid package key.', 1217959511);
        }
        if (!(@is_dir(‪$packagePath) || (is_link(‪$packagePath) && is_dir(‪$packagePath)))) {
            throw new Exception\InvalidPackagePathException(sprintf('Tried to instantiate a package object for package "%s" with a non-existing package path "%s". Either the package does not exist anymore, or the code creating this object contains an error.', ‪$packageKey, ‪$packagePath), 1166631890);
        }
        if (substr(‪$packagePath, -1, 1) !== '/') {
            throw new Exception\InvalidPackagePathException(sprintf('The package path "%s" provided for package "%s" has no trailing forward slash.', ‪$packagePath, ‪$packageKey), 1166633722);
        }
        $this->packageKey = ‪$packageKey;
        $this->packagePath = ‪$packagePath;
        $this->composerManifest = $packageManager->getComposerManifest($this->packagePath);
        $this->‪loadFlagsFromComposerManifest();
        $this->createPackageMetadata($packageManager);
    }
 
    protected function ‪loadFlagsFromComposerManifest()
    {
        $extraFlags = $this->‪getValueFromComposerManifest('extra');
        if ($extraFlags !== null && isset($extraFlags->{'typo3/cms'}->{'Package'})) {
            foreach ($extraFlags->{'typo3/cms'}->{'Package'} as $flagName => $flagValue) {
                if (property_exists($this, $flagName)) {
                    $this->{$flagName} = $flagValue;
                }
            }
        }
    }
 
    protected function createPackageMetaData(PackageManager $packageManager)
    {
        $this->packageMetaData = new MetaData($this->getPackageKey());
        $this->packageMetaData->setDescription($this->getValueFromComposerManifest('description'));
        $this->packageMetaData->setVersion($this->getValueFromComposerManifest('version'));
        $requirements = $this->getValueFromComposerManifest('require');
        if ($requirements !== null) {
            foreach ($requirements as $requirement => $version) {
                $packageKey = $packageManager->getPackageKeyFromComposerName($requirement);
                // dynamically migrate 'cms' dependency to 'core' dependency
                // see also \TYPO3\CMS\Extensionmanager\Utility\ExtensionModelUtility::convertDependenciesToObjects
                if ($packageKey === 'cms') {
                    trigger_error('Extension "' . $this->packageKey . '" defines a dependency on ext:cms, which has been removed. Please remove the dependency.', E_USER_DEPRECATED);
                    $packageKey = 'core';
                }
                $constraint = new MetaData\PackageConstraint(MetaData::CONSTRAINT_TYPE_DEPENDS, $packageKey);
                $this->packageMetaData->addConstraint($constraint);
            }
        }
        $suggestions = $this->getValueFromComposerManifest('suggest');
        if ($suggestions !== null) {
            foreach ($suggestions as $suggestion => $version) {
                $packageKey = $packageManager->getPackageKeyFromComposerName($suggestion);
                $constraint = new MetaData\PackageConstraint(MetaData::CONSTRAINT_TYPE_SUGGESTS, $packageKey);
                $this->packageMetaData->addConstraint($constraint);
            }
        }
    }
 
    public function isPartOfFactoryDefault()
    {
        return $this->partOfFactoryDefault;
    }
 
    public function isPartOfMinimalUsableSystem()
    {
        return $this->partOfMinimalUsableSystem;
    }
 
    public function getPackageKey()
    {
        return $this->packageKey;
    }
 
    public function isProtected()
    {
        return $this->protected;
    }
 
    public function setProtected($protected)
    {
        $this->protected = (bool)$protected;
    }
 
    public function getPackagePath()
    {
        return $this->packagePath;
    }
 
    public function getPackageMetaData()
    {
        return $this->packageMetaData;
    }
 
    public function getPackageReplacementKeys()
    {
        // The cast to array is required since the manifest returns data with type mixed
        return (array)$this->getValueFromComposerManifest('replace') ?: [];
    }
 
    public function getValueFromComposerManifest($key = null)
    {
        if ($key === null) {
            return $this->composerManifest;
        }
 
        if (isset($this->composerManifest->{$key})) {
            $value = $this->composerManifest->{$key};
        } else {
            $value = null;
        }
        return $value;
    }
}