Added 'generate-thumbs' task to (re)generate thumbnails for assets in…

… a given folder or the whole media library.

lib/model/doctrine/PluginlyMediaFolder.class.php

@@ -35,6 +35,16 @@ public function create(lyMediaFolder $parent)
     $this->save();
   }
 
+  /**
+   * (Re)generates thumbanails for all folder assets.
+   */
+  public function generateThumbnails()
+  {
+    foreach($this->getAssets() as $asset)
+    {
+      $asset->generateThumbnails();
+    }
+  }
   /**
    * Moves a folder under a new parent.
    *

lib/task/lyMediaGenerateThumbnailsTask.class.php

@@ -0,0 +1,105 @@
+<?php
+/*
+ * This file is part of the lyMediaManagerPlugin package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * lyMediaGenerateThumbnailsTask class.
+ *
+ * (Re)generates thumbnails for assets inside a given folder or the whole media library.
+ *
+ * @package     lyMediaManagerPlugin
+ * @subpackage  task
+ * @copyright   Copyright (C) 2010 Massimo Giagnoni.
+ * @license     http://www.symfony-project.org/license MIT
+ * @version     SVN: $Id$
+ */
+class lyMediaGenerateThumbnailsTask extends sfBaseTask
+{
+  protected function configure()
+  {
+    $this->addArguments(array(
+      new sfCommandArgument('folder', sfCommandArgument::OPTIONAL, 'Target folder (relative path), if empty media library root is assumed'),
+    ));
+    $this->addOptions(array(
+      new sfCommandOption('application', null, sfCommandOption::PARAMETER_OPTIONAL, 'The application name', null),
+      new sfCommandOption('env', null, sfCommandOption::PARAMETER_REQUIRED, 'The environment', 'dev'),
+      new sfCommandOption('connection', null, sfCommandOption::PARAMETER_REQUIRED, 'The connection name', 'doctrine'),
+      new sfCommandOption('no-recurse', null, sfCommandOption::PARAMETER_NONE, 'Generates thumbnails only for assets in target folder, excluding subfolders'),
+
+    ));
+    $this->namespace = 'media';
+    $this->name = 'generate-thumbs';
+    $this->briefDescription = '(Re)generates assets thumbnails';
+
+    $this->detailedDescription = <<<EOF
+The [media:generate-thumbs|INFO] command (re)generates assets thumbnails. It operates on the whole media library or on a given folder, recursively or not.
+
+  [./symfony media:generate-thumbs |INFO]
+
+Thumbnails are generated for all assets of the media library.
+
+  [./symfony media:generate-thumbs media/photos|INFO]
+
+Thumbnails are generated for assets inside the media/photos folder AND all subfolders.
+
+  [./symfony media:generate-thumbs media/photos --no-recurse|INFO]
+
+Thumbnails are generated ONLY for assets inside the media/photos folder.
+EOF;
+  }
+
+  protected function execute($arguments = array(), $options = array())
+  {
+    $databaseManager = new sfDatabaseManager($this->configuration);
+
+    if($arguments['folder'])
+    {
+      $folder = lyMediaFolderTable::getInstance()
+        ->findOneByRelativePath(trim($arguments['folder'], DIRECTORY_SEPARATOR) . '/');
+    }
+    else
+    {
+      $folder = lyMediaFolderTable::getInstance()
+        ->getRoot();
+    }
+    if(false === $folder)
+    {
+      throw new lyMediaException('Folder not found!');
+    }
+    if(!$this->askConfirmation(array(
+      'Thumbnails will be generated for assets in the following media library folder:', '',
+      $folder->getRelativePath() . ($options['no-recurse'] ? '' : ' and ALL subfolders recursively (use option --no-recurse to avoid it)'),
+      '', 'Are you sure you want to proceed? (y/N)'
+    ), 'QUESTION_LARGE', false))
+    {
+      $this->logSection('media', 'task aborted');
+      return 1;
+    }
+    if($options['no-recurse'])
+    {
+      $folders = array($folder);
+    }
+    else
+    {
+      $folders = $folder->getNode()->getDescendants(null, true);
+    }
+
+    foreach($folders as $folder)
+    {
+      $this->logSection('media', sprintf('Working in %s ...', $folder->getRelativePath()), null, 'COMMENT');
+      try
+      {
+        $folder->generateThumbnails();
+      }
+      catch (lyMediaException $e)
+      {
+        throw new sfException(strtr($e->getMessage(), $e->getMessageParams()));
+      }
+      $this->logSection('media', 'Done!');
+    }
+  }
+}