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- <?php
- /**
- * @package Grav\Installer
- *
- * @copyright Copyright (C) 2015 - 2019 Trilby Media, LLC. All rights reserved.
- * @license MIT License; see LICENSE file for details.
- */
- namespace Grav\Installer;
- use Composer\Autoload\ClassLoader;
- use Grav\Common\Cache;
- use Grav\Common\GPM\Installer;
- use Grav\Common\Grav;
- use Grav\Common\Plugins;
- /**
- * Grav installer.
- *
- * NOTE: This class can be initialized during upgrade from an older version of Grav. Make sure it runs there!
- */
- class Install
- {
- private $requires = [
- 'php' => [
- 'name' => 'PHP',
- 'versions' => [
- '7.3' => '7.3.1',
- '7.2' => '7.2.0',
- '7.1' => '7.1.3',
- '' => '7.2.14'
- ]
- ],
- 'grav' => [
- 'name' => 'Grav',
- 'versions' => [
- '1.5' => '1.5.0',
- '' => '1.5.7'
- ]
- ],
- 'plugins' => [
- 'admin' => [
- 'name' => 'Admin',
- 'optional' => true,
- 'versions' => [
- '1.8' => '1.8.0',
- '' => '1.8.16'
- ]
- ],
- 'email' => [
- 'name' => 'Email',
- 'optional' => true,
- 'versions' => [
- '2.7' => '2.7.0',
- '' => '2.7.2'
- ]
- ],
- 'form' => [
- 'name' => 'Form',
- 'optional' => true,
- 'versions' => [
- '2.16' => '2.16.0',
- '' => '2.16.4'
- ]
- ],
- 'login' => [
- 'name' => 'Login',
- 'optional' => true,
- 'versions' => [
- '2.8' => '2.8.0',
- '' => '2.8.3'
- ]
- ],
- ]
- ];
- private $ignores = [
- 'backup',
- 'cache',
- 'images',
- 'logs',
- 'tmp',
- 'user',
- '.htaccess',
- 'robots.txt'
- ];
- private $classMap = [
- // 'Grav\\Installer\\Test' => __DIR__ . '/Test.php',
- ];
- private $zip;
- private $location;
- private static $instance;
- public static function instance()
- {
- if (null === self::$instance) {
- self::$instance = new static();
- }
- return self::$instance;
- }
- private function __construct()
- {
- }
- public function setZip(string $zip)
- {
- $this->zip = $zip;
- return $this;
- }
- public function __invoke(?string $zip)
- {
- $this->zip = $zip;
- $failedRequirements = $this->checkRequirements();
- if ($failedRequirements) {
- $error = ['Following requirements have failed:'];
- foreach ($failedRequirements as $name => $req) {
- $error[] = "{$req['title']} >= <strong>v{$req['minimum']}</strong> required, you have <strong>v{$req['installed']}</strong>";
- }
- throw new \RuntimeException(implode("<br />\n", $error));
- }
- $this->prepare();
- $this->install();
- $this->finalize();
- }
- /**
- * NOTE: This method can only be called after $grav['plugins']->init().
- *
- * @return array List of failed requirements. If the list is empty, installation can go on.
- */
- public function checkRequirements(): array
- {
- $results = [];
- $this->checkVersion($results, 'php','php', $this->requires['php'], PHP_VERSION);
- $this->checkVersion($results, 'grav', 'grav', $this->requires['grav'], GRAV_VERSION);
- $this->checkPlugins($results, $this->requires['plugins']);
- return $results;
- }
- /**
- * @throws \RuntimeException
- */
- public function prepare(): void
- {
- // Locate the new Grav update and the target site from the filesystem.
- $location = dirname(realpath(__DIR__), 4);
- $target = dirname(realpath(GRAV_ROOT . '/index.php'));
- if ($location === $target) {
- // We cannot copy files into themselves, abort!
- throw new \RuntimeException('Grav has already been installed here!', 400);
- }
- // Make sure that none of the Grav\Installer classes have been loaded, otherwise installation may fail!
- foreach ($this->classMap as $class_name => $path) {
- if (\class_exists($class_name, false)) {
- throw new \RuntimeException(sprintf('Cannot update Grav, class %s has already been loaded!', $class_name), 500);
- }
- }
- $grav = Grav::instance();
- /** @var ClassLoader $loader */
- $loader = $grav['loader'];
- // Override Grav\Installer classes by using this version of Grav.
- $loader->addClassMap($this->classMap);
- $this->location = $location;
- }
- /**
- * @throws \RuntimeException
- */
- public function install(): void
- {
- if (!$this->location) {
- throw new \RuntimeException('Oops, installer was run without prepare()!', 500);
- }
- try {
- Installer::install(
- $this->zip,
- GRAV_ROOT,
- ['sophisticated' => true, 'overwrite' => true, 'ignore_symlinks' => true, 'ignores' => $this->ignores],
- $this->location,
- !($this->zip && is_file($this->zip))
- );
- } catch (\Exception $e) {
- Installer::setError($e->getMessage());
- }
- $errorCode = Installer::lastErrorCode();
- $success = !(is_string($errorCode) || ($errorCode & (Installer::ZIP_OPEN_ERROR | Installer::ZIP_EXTRACT_ERROR)));
- if (!$success) {
- throw new \RuntimeException(Installer::lastErrorMsg());
- }
- }
- /**
- * @throws \RuntimeException
- */
- public function finalize(): void
- {
- Cache::clearCache();
- clearstatcache();
- if (function_exists('opcache_reset')) {
- @opcache_reset();
- }
- }
- protected function checkVersion(array &$results, $type, $name, array $check, $version): void
- {
- if (null === $version && !empty($check['optional'])) {
- return;
- }
- $major = $minor = 0;
- $versions = $check['versions'] ?? [];
- foreach ($versions as $major => $minor) {
- if (!$major || version_compare($version, $major, '<')) {
- continue;
- }
- if (version_compare($version, $minor, '>=')) {
- return;
- }
- break;
- }
- if (!$major) {
- $minor = reset($versions);
- }
- $recommended = end($versions);
- if (version_compare($recommended, $minor, '<=')) {
- $recommended = null;
- }
- $results[$name] = [
- 'type' => $type,
- 'name' => $name,
- 'title' => $check['name'] ?? $name,
- 'installed' => $version,
- 'minimum' => $minor,
- 'recommended' => $recommended
- ];
- }
- protected function checkPlugins(array &$results, array $plugins): void
- {
- if (!\class_exists('Plugins')) {
- return;
- }
- foreach ($plugins as $name => $check) {
- $plugin = Plugins::get($name);
- if (!$plugin) {
- $this->checkVersion($results, 'plugin', $name, $check, null);
- continue;
- }
- $blueprint = $plugin->blueprints();
- $version = (string)$blueprint->get('version');
- $check['name'] = ($blueprint->get('name') ?? $check['name'] ?? $name) . ' Plugin';
- $this->checkVersion($results, 'plugin', $name, $check, $version);
- }
- }
- }
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