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