1 files changed, 133 insertions, 0 deletions
diff --git a/phpBB/phpbb/install/module/update_filesystem/task/download_updated_files.php b/phpBB/phpbb/install/module/update_filesystem/task/download_updated_files.php
new file mode 100644
index 0000000000..4d7f0e0cdf
--- /dev/null
+++ b/phpBB/phpbb/install/module/update_filesystem/task/download_updated_files.php
@@ -0,0 +1,133 @@
+<?php
+/**
+ *
+ * This file is part of the phpBB Forum Software package.
+ *
+ * @copyright (c) phpBB Limited <https://www.phpbb.com>
+ * @license GNU General Public License, version 2 (GPL-2.0)
+ *
+ * For full copyright and license information, please see
+ * the docs/CREDITS.txt file.
+ *
+ */
+
+namespace phpbb\install\module\update_filesystem\task;
+
+use phpbb\filesystem\filesystem;
+use phpbb\install\exception\jump_to_restart_point_exception;
+use phpbb\install\exception\user_interaction_required_exception;
+use phpbb\install\helper\config;
+use phpbb\install\helper\iohandler\iohandler_interface;
+use phpbb\install\task_base;
+
+class download_updated_files extends task_base
+{
+	/**
+	 * @var config
+	 */
+	protected $installer_config;
+
+	/**
+	 * @var filesystem
+	 */
+	protected $filesystem;
+
+	/**
+	 * @var iohandler_interface
+	 */
+	protected $iohandler;
+
+	/**
+	 * Constructor
+	 *
+	 * @param config				$config
+	 * @param iohandler_interface	$iohandler
+	 * @param filesystem			$filesystem
+	 */
+	public function __construct(config $config, iohandler_interface $iohandler, filesystem $filesystem)
+	{
+		$this->installer_config	= $config;
+		$this->iohandler		= $iohandler;
+		$this->filesystem		= $filesystem;
+
+		parent::__construct(false);
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function check_requirements()
+	{
+		return $this->installer_config->get('do_update_files', false)
+			&& $this->installer_config->get('file_update_method', '') === 'compression';
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function run()
+	{
+		if ($this->iohandler->get_input('database_update_submit', false))
+		{
+			// Remove archive
+			$this->filesystem->remove(
+				$this->installer_config->get('update_file_archive', null)
+			);
+
+			$this->installer_config->set('update_file_archive', null);
+		}
+		else if ($this->iohandler->get_input('update_recheck_files_submit', false))
+		{
+			$this->installer_config->set('file_updater_elem_progress', '');
+			$this->installer_config->set('update_files', array());
+			throw new jump_to_restart_point_exception('check_update_files');
+		}
+		else
+		{
+			$file_update_info = $this->installer_config->get('update_files', array());
+
+			// Display download box only if the archive won't be empty
+			if (!empty($file_update_info) && !(isset($file_update_info['delete']) && count($file_update_info) == 1))
+			{
+				// Render download box
+				$this->iohandler->add_download_link(
+					'phpbb_installer_update_file_download',
+					'DOWNLOAD_UPDATE_METHOD',
+					'DOWNLOAD_UPDATE_METHOD_EXPLAIN'
+				);
+			}
+
+			// Add form to continue update
+			$this->iohandler->add_user_form_group('UPDATE_CONTINUE_UPDATE_PROCESS', array(
+				'update_recheck_files_submit'	=> array(
+					'label'			=> 'UPDATE_RECHECK_UPDATE_FILES',
+					'type'			=> 'submit',
+					'is_secondary'	=> empty($file_update_info),
+				),
+				'database_update_submit'	=> array(
+					'label'		=> 'UPDATE_CONTINUE_UPDATE_PROCESS',
+					'type'		=> 'submit',
+					'disabled'	=> !empty($file_update_info),
+				),
+			));
+
+			throw new user_interaction_required_exception();
+		}
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	static public function get_step_count()
+	{
+		return 0;
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function get_task_lang_name()
+	{
+		return '';
+	}
+}