MAGETWO-69544: new CLI command: Enable Template Hints #9778

Author: Oleksii Korshenko

app/code/Magento/Developer/Console/Command/TemplateHintsDisableCommand.php

@@ -0,0 +1,62 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+namespace Magento\Developer\Console\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Magento\Framework\App\Config\ConfigResource\ConfigInterface;
+
+class TemplateHintsDisableCommand extends Command
+{
+    /**
+     * command name
+     */
+    const COMMAND_NAME = 'dev:template-hints:disable';
+
+    /**
+     * Success message
+     */
+    const SUCCESS_MESSAGE = "Template hints disabled. Refresh cache types";
+
+    /**
+     * @var ConfigInterface
+     */
+    private $resourceConfig;
+
+    /**
+     * Initialize dependencies.
+     *
+     * @param ConfigInterface $resourceConfig
+     */
+    public function __construct(ConfigInterface $resourceConfig)
+    {
+        parent::__construct();
+        $this->resourceConfig = $resourceConfig;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function configure()
+    {
+        $this->setName(self::COMMAND_NAME)
+            ->setDescription('Disable frontend template hints. A cache flush might be required.');
+
+        parent::configure();
+    }
+
+    /**
+     * {@inheritdoc}
+     * @throws \InvalidArgumentException
+     */
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $this->resourceConfig->saveConfig('dev/debug/template_hints_storefront', 0, 'default', 0);
+        $output->writeln("<info>". self::SUCCESS_MESSAGE . "</info>");
+    }
+}

app/code/Magento/Developer/Console/Command/TemplateHintsEnableCommand.php

@@ -0,0 +1,63 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+namespace Magento\Developer\Console\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Magento\Framework\App\Config\ConfigResource\ConfigInterface;
+
+class TemplateHintsEnableCommand extends Command
+{
+
+    /**
+     * command name
+     */
+    const COMMAND_NAME = 'dev:template-hints:enable';
+
+    /**
+     * Success message
+     */
+    const SUCCESS_MESSAGE = "Template hints enabled.";
+
+    /**
+     * @var ConfigInterface
+     */
+    private $resourceConfig;
+
+    /**
+     * Initialize dependencies.
+     *
+     * @param ConfigInterface $resourceConfig
+     */
+    public function __construct(ConfigInterface $resourceConfig)
+    {
+        parent::__construct();
+        $this->resourceConfig = $resourceConfig;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function configure()
+    {
+        $this->setName(self::COMMAND_NAME)
+            ->setDescription('Enable frontend template hints. A cache flush might be required.');
+
+        parent::configure();
+    }
+
+    /**
+     * {@inheritdoc}
+     * @throws \InvalidArgumentException
+     */
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $this->resourceConfig->saveConfig('dev/debug/template_hints_storefront', 1, 'default', 0);
+        $output->writeln("<info>". self::SUCCESS_MESSAGE . "</info>");
+    }
+}

app/code/Magento/Developer/etc/di.xml

@@ -100,6 +100,8 @@
                 <item name="dev_di_info" xsi:type="object">Magento\Developer\Console\Command\DiInfoCommand</item>
                 <item name="dev_query_log_enable" xsi:type="object">Magento\Developer\Console\Command\QueryLogEnableCommand</item>
                 <item name="dev_query_log_disable" xsi:type="object">Magento\Developer\Console\Command\QueryLogDisableCommand</item>
+                <item name="dev_template_hints_disable" xsi:type="object">Magento\Developer\Console\Command\TemplateHintsDisableCommand</item>
+                <item name="dev_template_hints_enable" xsi:type="object">Magento\Developer\Console\Command\TemplateHintsEnableCommand</item>
             </argument>
         </arguments>
     </type>