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system/src/Grav/Console/Gpm/UninstallCommand.php
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302
system/src/Grav/Console/Gpm/UninstallCommand.php
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<?php
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/**
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* @package Grav.Console
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*
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* @copyright Copyright (C) 2015 - 2018 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\Console\Gpm;
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use Grav\Common\GPM\GPM;
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use Grav\Common\GPM\Installer;
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use Grav\Common\Grav;
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use Grav\Console\ConsoleCommand;
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use Symfony\Component\Console\Input\InputArgument;
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use Symfony\Component\Console\Input\InputOption;
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use Symfony\Component\Console\Question\ConfirmationQuestion;
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class UninstallCommand extends ConsoleCommand
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{
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/**
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* @var
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*/
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protected $data;
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/** @var GPM */
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protected $gpm;
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/**
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* @var
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*/
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protected $destination;
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/**
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* @var
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*/
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protected $file;
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/**
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* @var
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*/
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protected $tmp;
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protected $dependencies= [];
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protected $all_yes;
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/**
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*
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*/
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protected function configure()
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{
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$this
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->setName("uninstall")
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->addOption(
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'all-yes',
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'y',
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InputOption::VALUE_NONE,
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'Assumes yes (or best approach) instead of prompting'
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)
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->addArgument(
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'package',
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InputArgument::IS_ARRAY | InputArgument::REQUIRED,
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'The package(s) that are desired to be removed. Use the "index" command for a list of packages'
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)
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->setDescription("Performs the uninstallation of plugins and themes")
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->setHelp('The <info>uninstall</info> command allows to uninstall plugins and themes');
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}
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/**
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* @return int|null|void
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*/
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protected function serve()
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{
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$this->gpm = new GPM();
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$this->all_yes = $this->input->getOption('all-yes');
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$packages = array_map('strtolower', $this->input->getArgument('package'));
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$this->data = ['total' => 0, 'not_found' => []];
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foreach ($packages as $package) {
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$plugin = $this->gpm->getInstalledPlugin($package);
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$theme = $this->gpm->getInstalledTheme($package);
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if ($plugin || $theme) {
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$this->data[strtolower($package)] = $plugin ?: $theme;
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$this->data['total']++;
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} else {
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$this->data['not_found'][] = $package;
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}
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}
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$this->output->writeln('');
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if (!$this->data['total']) {
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$this->output->writeln("Nothing to uninstall.");
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$this->output->writeln('');
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exit;
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}
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if (count($this->data['not_found'])) {
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$this->output->writeln("These packages were not found installed: <red>" . implode('</red>, <red>',
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$this->data['not_found']) . "</red>");
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}
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unset($this->data['not_found']);
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unset($this->data['total']);
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foreach ($this->data as $slug => $package) {
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$this->output->writeln("Preparing to uninstall <cyan>" . $package->name . "</cyan> [v" . $package->version . "]");
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$this->output->write(" |- Checking destination... ");
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$checks = $this->checkDestination($slug, $package);
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if (!$checks) {
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$this->output->writeln(" '- <red>Installation failed or aborted.</red>");
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$this->output->writeln('');
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} else {
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$uninstall = $this->uninstallPackage($slug, $package);
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if (!$uninstall) {
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$this->output->writeln(" '- <red>Uninstallation failed or aborted.</red>");
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} else {
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$this->output->writeln(" '- <green>Success!</green> ");
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}
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}
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}
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// clear cache after successful upgrade
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$this->clearCache();
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}
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/**
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* @param $slug
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* @param $package
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*
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* @return bool
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*/
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private function uninstallPackage($slug, $package, $is_dependency = false)
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{
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if (!$slug) {
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return false;
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}
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//check if there are packages that have this as a dependency. Abort and show list
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$dependent_packages = $this->gpm->getPackagesThatDependOnPackage($slug);
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if (count($dependent_packages) > ($is_dependency ? 1 : 0)) {
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$this->output->writeln('');
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$this->output->writeln('');
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$this->output->writeln("<red>Uninstallation failed.</red>");
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$this->output->writeln('');
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if (count($dependent_packages) > ($is_dependency ? 2 : 1)) {
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$this->output->writeln("The installed packages <cyan>" . implode('</cyan>, <cyan>', $dependent_packages) . "</cyan> depends on this package. Please remove those first.");
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} else {
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$this->output->writeln("The installed package <cyan>" . implode('</cyan>, <cyan>', $dependent_packages) . "</cyan> depends on this package. Please remove it first.");
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}
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$this->output->writeln('');
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return false;
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}
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if (isset($package->dependencies)) {
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$dependencies = $package->dependencies;
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if ($is_dependency) {
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foreach ($dependencies as $key => $dependency) {
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if (in_array($dependency['name'], $this->dependencies)) {
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unset($dependencies[$key]);
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}
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}
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} else {
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if (count($dependencies) > 0) {
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$this->output->writeln(' `- Dependencies found...');
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$this->output->writeln('');
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}
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}
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$questionHelper = $this->getHelper('question');
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foreach ($dependencies as $dependency) {
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$this->dependencies[] = $dependency['name'];
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if (is_array($dependency)) {
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$dependency = $dependency['name'];
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}
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if ($dependency === 'grav' || $dependency === 'php') {
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continue;
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}
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$dependencyPackage = $this->gpm->findPackage($dependency);
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$dependency_exists = $this->packageExists($dependency, $dependencyPackage);
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if ($dependency_exists == Installer::EXISTS) {
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$this->output->writeln("A dependency on <cyan>" . $dependencyPackage->name . "</cyan> [v" . $dependencyPackage->version . "] was found");
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$question = new ConfirmationQuestion(" |- Uninstall <cyan>" . $dependencyPackage->name . "</cyan>? [y|N] ", false);
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$answer = $this->all_yes ? true : $questionHelper->ask($this->input, $this->output, $question);
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if ($answer) {
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$uninstall = $this->uninstallPackage($dependency, $dependencyPackage, true);
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if (!$uninstall) {
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$this->output->writeln(" '- <red>Uninstallation failed or aborted.</red>");
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} else {
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$this->output->writeln(" '- <green>Success!</green> ");
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}
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$this->output->writeln('');
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} else {
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$this->output->writeln(" '- <yellow>You decided not to uninstall " . $dependencyPackage->name . ".</yellow>");
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$this->output->writeln('');
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}
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}
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}
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}
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$locator = Grav::instance()['locator'];
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$path = $locator->findResource($package->package_type . '://' . $slug);
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Installer::uninstall($path);
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$errorCode = Installer::lastErrorCode();
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if ($errorCode && $errorCode !== Installer::IS_LINK && $errorCode !== Installer::EXISTS) {
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$this->output->writeln(" |- Uninstalling " . $package->name . " package... <red>error</red> ");
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$this->output->writeln(" | '- <yellow>" . Installer::lastErrorMsg()."</yellow>");
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return false;
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}
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$message = Installer::getMessage();
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if ($message) {
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$this->output->writeln(" |- " . $message);
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}
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if (!$is_dependency && $this->dependencies) {
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$this->output->writeln("Finishing up uninstalling <cyan>" . $package->name . "</cyan>");
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}
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$this->output->writeln(" |- Uninstalling " . $package->name . " package... <green>ok</green> ");
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return true;
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}
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/**
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* @param $slug
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* @param $package
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*
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* @return bool
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*/
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private function checkDestination($slug, $package)
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{
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$questionHelper = $this->getHelper('question');
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$exists = $this->packageExists($slug, $package);
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if ($exists == Installer::IS_LINK) {
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$this->output->write("\x0D");
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$this->output->writeln(" |- Checking destination... <yellow>symbolic link</yellow>");
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if ($this->all_yes) {
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$this->output->writeln(" | '- <yellow>Skipped automatically.</yellow>");
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return false;
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}
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$question = new ConfirmationQuestion(" | '- Destination has been detected as symlink, delete symbolic link first? [y|N] ",
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false);
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$answer = $this->all_yes ? true : $questionHelper->ask($this->input, $this->output, $question);
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if (!$answer) {
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$this->output->writeln(" | '- <red>You decided not to delete the symlink automatically.</red>");
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return false;
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}
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}
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$this->output->write("\x0D");
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$this->output->writeln(" |- Checking destination... <green>ok</green>");
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return true;
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}
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/**
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* Check if package exists
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*
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* @param $slug
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* @param $package
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* @return int
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*/
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private function packageExists($slug, $package)
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{
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$path = Grav::instance()['locator']->findResource($package->package_type . '://' . $slug);
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Installer::isValidDestination($path);
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return Installer::lastErrorCode();
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}
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}
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