AbstractDownloadExtensionUpdate.php

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<?php
 
namespace ‪TYPO3\CMS\Install\Updates;
 
/*
 * 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!
 */
 
use Symfony\Component\Console\Output\OutputInterface;
use ‪TYPO3\CMS\Core\Core\Environment;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Extbase\Object\ObjectManager;
use ‪TYPO3\CMS\Extensionmanager\Utility\Connection\TerUtility;
use ‪TYPO3\CMS\Extensionmanager\Utility\FileHandlingUtility;
use ‪TYPO3\CMS\Extensionmanager\Utility\InstallUtility;
use ‪TYPO3\CMS\Extensionmanager\Utility\ListUtility;
 
abstract class ‪AbstractDownloadExtensionUpdate implements ‪UpgradeWizardInterface, ‪ConfirmableInterface, ‪ChattyInterface
{
    protected ‪$repositoryUrl = 'https://typo3.org/fileadmin/ter/@filename';
 
    protected ‪$output;
 
    protected ‪$extension;
 
    public function ‪setOutput(OutputInterface ‪$output): void
    {
        $this->output = ‪$output;
    }
 
    public function ‪executeUpdate(): bool
    {
        return $this->‪installExtension($this->extension);
    }
 
    protected function ‪installExtension(‪ExtensionModel ‪$extension): bool
    {
        $updateSuccessful = true;
        $objectManager = GeneralUtility::makeInstance(ObjectManager::class);
 
        $extensionListUtility = $objectManager->get(ListUtility::class);
        $availableExtensions = $extensionListUtility->getAvailableExtensions();
 
        $extensionKey = ‪$extension->‪getKey();
        $isExtensionAvailable = !empty($availableExtensions[$extensionKey]);
        $isComposerMode = ‪Environment::isComposerMode();
 
        if (!$isComposerMode && !$isExtensionAvailable) {
            $extensionTerUtility = $objectManager->get(TerUtility::class);
            $t3xContent = $this->‪fetchExtension($extensionKey, ‪$extension->‪getVersionString());
            if (empty($t3xContent)) {
                $updateSuccessful = false;
                $this->output->writeln('<error>The extension ' . $extensionKey . ' could not be downloaded.</error>');
            }
            $t3xExtracted = $extensionTerUtility->decodeExchangeData($t3xContent);
            if (empty($t3xExtracted) || !is_array($t3xExtracted) || empty($t3xExtracted['extKey'])) {
                $updateSuccessful = false;
                $this->output->writeln('<error>The extension ' . $extensionKey . ' could not be extracted.</error>');
            }
 
            $extensionFileHandlingUtility = $objectManager->get(FileHandlingUtility::class);
            $extensionFileHandlingUtility->unpackExtensionFromExtensionDataArray($t3xExtracted);
 
            // The listUtility now needs to have the regenerated list of packages
            $extensionListUtility->reloadAvailableExtensions();
        }
 
        if ($isComposerMode && !$isExtensionAvailable) {
            $updateSuccessful = false;
            $this->output->writeln(
                '<warning>The extension ' . $extensionKey
                . ' can not be downloaded since Composer is used for package management. Please require this '
                . 'extension as package via Composer: "composer require ' . ‪$extension->‪getComposerName()
                . ':^' . ‪$extension->‪getVersionString() . '"</warning>'
            );
        }
 
        if ($updateSuccessful) {
            $extensionInstallUtility = $objectManager->get(InstallUtility::class);
            $extensionInstallUtility->install($extensionKey);
        }
 
        return $updateSuccessful;
    }
 
    protected function ‪fetchExtension($extensionKey, $version): string
    {
        if (empty($extensionKey) || empty($version)) {
            throw new \InvalidArgumentException(
                'No extension key for fetching an extension was given.',
                1344687432
            );
        }
 
        $filename = $extensionKey[0] . '/' . $extensionKey[1] . '/' . $extensionKey . '_' . $version . '.t3x';
        $url = str_replace('@filename', $filename, $this->repositoryUrl);
 
        return $this->‪fetchUrl($url);
    }
 
    protected function ‪fetchUrl($url): string
    {
        if (empty($url)) {
            throw new \InvalidArgumentException(
                'No URL for downloading an extension given.',
                1344687436
            );
        }
 
        $fileContent = GeneralUtility::getUrl($url);
 
        // Can not fetch url, throw an exception
        if ($fileContent === false) {
            throw new \RuntimeException(
                'Can not fetch URL "' . $url . '". Possible reasons are network problems or misconfiguration.',
                1344685036
            );
        }
 
        return $fileContent;
    }
}