Update new talk command

src/WebsiteBundle/Command/NewTalkCommand.php

@@ -5,10 +5,11 @@ namespace WebsiteBundle\Command;
 use Sculpin\Core\Console\Command\ContainerAwareCommand;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
-use Symfony\Component\Console\Style\SymfonyStyle;
 
+/**
+ * Generate a new talk from a stub.
+ */
 class NewTalkCommand extends ContainerAwareCommand
 {
     /**
@@ -16,27 +17,9 @@ class NewTalkCommand extends ContainerAwareCommand
      */
     protected function configure()
     {
-        $this
-            ->setName('content:new:talk')
+        $this->setName('content:new:talk')
             ->setDescription('Create a new talk')
-            ->addArgument(
-                 'title',
-                 InputArgument::REQUIRED,
-                 'The title of the post'
-             );
-            // ->addOption(
-            //     'filename',
-            //     null,
-            //     InputOption::VALUE_OPTIONAL,
-            //     'The name of the file to generate'
-            // )
-            // ->addOption(
-            //     'force',
-            //     'f',
-            //     InputOption::VALUE_NONE,
-            //     'Overwrite the file if it already exists'
-            // )
-        ;
+            ->addArgument('title', InputArgument::REQUIRED, 'The title of the post');
     }
 
     /**
@@ -46,10 +29,29 @@ class NewTalkCommand extends ContainerAwareCommand
     {
         $title = $input->getArgument('title');
 
-        $contents = file_get_contents(__DIR__.'/../Resources/stubs/talk.md');
+        $filename = string($title)->slugify() . '.php';
 
-        $contents = str_replace('{{ title }}', $title, $contents);
+        if (file_exists($file = __DIR__ . "/../../../source/_talks/{$filename}")) {
+            $output->writeln("<error>{$filename} already exists.</error>");
+            exit(1);
+        }
 
-        file_put_contents(__DIR__.'/../../../source/_talks/' . string($title)->slugify()  .'.md', $contents);
+        file_put_contents($file, $this->compileTemplate($title));
+
+        $output->writeln("<info>{$filename} was created.</info>");
+    }
+
+    /**
+     * Load and compile the template with the correct data.
+     *
+     * @param string $title The title of the talk
+     *
+     * @return bool|mixed|string
+     */
+    private function compileTemplate($title)
+    {
+        $contents = file_get_contents(__DIR__ . '/../Resources/stubs/talk.md');
+
+        return str_replace('{{ title }}', $title, $contents);
     }
 }