Merge pull request #220 from jmolivas/config-dump

Add config:debug command

Merge this for a new release today

src/Command/ConfigDebugCommand.php

@@ -0,0 +1,81 @@
+<?php
+/**
+ * @file
+ * Contains \Drupal\AppConsole\Command\ConfigDebugCommand.
+ */
+
+namespace Drupal\AppConsole\Command;
+
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Drupal\Component\Serialization\Yaml;
+
+class ConfigDebugCommand extends ContainerAwareCommand
+{
+  /**
+   * {@inheritdoc}
+   */
+  protected function configure()
+  {
+    $this
+      ->setName('config:debug')
+      ->setDescription('Show the current configuration')
+      ->addArgument('config-name', InputArgument::OPTIONAL, 'Config name')
+    ;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function execute(InputInterface $input, OutputInterface $output)
+  {
+    $config_name = $input->getArgument('config-name');
+
+    $container = $this->getContainer();
+    $configFactory = $container->get('config.factory');
+
+    $table = $this->getHelperSet()->get('table');
+    $table->setlayout($table::LAYOUT_COMPACT);
+
+    if (!$config_name) {
+      $this->getAllConfigurations($output, $table, $configFactory);
+    }
+    else {
+      $configStorage = $container->get('config.storage');
+      $this->getConfigurationByName($output, $table, $configStorage, $config_name);
+    }
+  }
+
+  /**
+   * @param $output         OutputInterface
+   * @param $table          TableHelper
+   * @param $configFactory  ConfigFactory
+     */
+  private function getAllConfigurations($output, $table, $configFactory){
+    $names = $configFactory->listAll();
+    $table->setHeaders(['Name']);
+    foreach ($names as $name) {
+      $table->addRow([$name]);
+    }
+    $table->render($output);
+  }
+
+  /**
+   * @param $output         OutputInterface
+   * @param $table          TableHelper
+   * @param $configStorage  ConfigStorage
+   * @param $config_name    String
+   */
+  private function getConfigurationByName($output, $table, $configStorage, $config_name){
+    if ($configStorage->exists($config_name)) {
+      $table->setHeaders([$config_name]);
+
+      $configuration = $configStorage->read($config_name);
+      $configurationEncoded = Yaml::encode($configuration);
+
+      $table->addRow([$configurationEncoded]);
+    }
+    $table->render($output);
+  }
+}