Add an option to get the output in plain, json or print_r syntax

core/command/app/listapps.php

@@ -23,15 +23,18 @@
 
 namespace OC\Core\Command\App;
 
-use Symfony\Component\Console\Command\Command;
+use OC\Core\Command\Base;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 
-class ListApps extends Command {
+class ListApps extends Base {
 	protected function configure() {
+		parent::configure();
+
 		$this
 			->setName('app:list')
-			->setDescription('List all available apps');
+			->setDescription('List all available apps')
+		;
 	}
 
 	protected function execute(InputInterface $input, OutputInterface $output) {
@@ -51,13 +54,38 @@ class ListApps extends Command {
 
 		sort($enabledApps);
 		sort($disabledApps);
-		$output->writeln('Enabled:');
+		$apps = ['enabled' => [], 'disabled' => []];
 		foreach ($enabledApps as $app) {
-			$output->writeln(' - ' . $app . (isset($versions[$app]) ? ' (' . $versions[$app] . ')' : ''));
+			if (isset($versions[$app])) {
+				$apps['enabled'][$app] = $versions[$app];
+			} else {
+				$apps['enabled'][$app] = true;
+			}
 		}
-		$output->writeln('Disabled:');
+
 		foreach ($disabledApps as $app) {
-			$output->writeln(' - ' . $app . (isset($versions[$app]) ? ' (' . $versions[$app] . ')' : ''));
+			if (isset($versions[$app])) {
+				$apps['disabled'][$app] = $versions[$app];
+			} else {
+				$apps['disabled'][$app] = false;
+			}
+		}
+		$this->writeArrayInOutputFormat($input, $output, $apps);
+	}
+
+	protected function writeArrayInOutputFormat(InputInterface $input, OutputInterface $output, $items) {
+		$outputFormat = $input->getOption('output');
+		switch ($outputFormat) {
+			case 'json':
+			case 'print':
+				parent::writeArrayInOutputFormat($input, $output, $items);
+			break;
+			default:
+				$output->writeln('Enabled:');
+				parent::writeArrayInOutputFormat($input, $output, $items['enabled']);
+				$output->writeln('Disabled:');
+				parent::writeArrayInOutputFormat($input, $output, $items['disabled']);
+			break;
 		}
 	}
 }

core/command/base.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * @author Joas Schilling <nickvergessen@owncloud.com>
+ *
+ * @copyright Copyright (c) 2015, ownCloud, Inc.
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+namespace OC\Core\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class Base extends Command {
+	protected function configure() {
+		$this
+			->addOption(
+				'output',
+				null,
+				InputOption::VALUE_OPTIONAL,
+				'Output format (plain, print or json, default is plain)',
+				'plain'
+			)
+		;
+	}
+
+	protected function writeArrayInOutputFormat(InputInterface $input, OutputInterface $output, $items) {
+		$outputFormat = $input->getOption('output');
+		switch ($outputFormat) {
+			case 'json':
+			case 'print':
+				if ($outputFormat === 'json') {
+					$output->writeln(json_encode($items));
+				} else {
+					print_r($items);
+				}
+				break;
+			default:
+				foreach ($items as $key => $item) {
+					$output->writeln(' - ' . (!is_int($key) ? $key . ': ' : '') . $item);
+				}
+				break;
+		}
+	}
+}

core/command/check.php

@@ -3,11 +3,10 @@
 namespace OC\Core\Command;
 
 use OCP\IConfig;
-use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 
-class Check extends Command {
+class Check extends Base {
 	/**
 	 * @var IConfig
 	 */
@@ -19,6 +18,8 @@ class Check extends Command {
 	}
 
 	protected function configure() {
+		parent::configure();
+
 		$this
 			->setName('check')
 			->setDescription('check dependencies of the server environment')
@@ -28,10 +29,11 @@ class Check extends Command {
 	protected function execute(InputInterface $input, OutputInterface $output) {
 		$errors = \OC_Util::checkServer($this->config);
 		if (!empty($errors)) {
-			$errors = array_map( function($items) {
-				return (string)$items['error'];
+			$errors = array_map(function($item) {
+				return (string) $item['error'];
 			}, $errors);
-			echo json_encode($errors);
+
+			$this->writeArrayInOutputFormat($input, $output, $errors);
 			return 1;
 		}
 		return 0;

core/command/status.php

@@ -22,12 +22,13 @@
 
 namespace OC\Core\Command;
 
-use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 
-class Status extends Command {
+class Status extends Base {
 	protected function configure() {
+		parent::configure();
+
 		$this
 			->setName('status')
 			->setDescription('show some status information')
@@ -41,6 +42,7 @@ class Status extends Command {
 			'versionstring' => \OC_Util::getVersionString(),
 			'edition' => \OC_Util::getEditionString(),
 		);
-		print_r($values);
+
+		$this->writeArrayInOutputFormat($input, $output, $values);
 	}
 }