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<?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\db\output_handler;
class log_wrapper_migrator_output_handler implements migrator_output_handler_interface
{
    /**
     * Language object.
     *
     * @var \phpbb\language\language
     */
    protected $language;
    /**
     * A migrator output handler
     *
     * @var migrator_output_handler_interface
     */
    protected $migrator;
    /**
     * Log file handle
     * @var resource
     */
    protected $file_handle = false;
    /**
     * @var \phpbb\filesystem\filesystem_interface
     */
    protected $filesystem;
    /**
     * Constructor
     *
     * @param \phpbb\language\language                    $language    Language object
     * @param migrator_output_handler_interface            $migrator    Migrator output handler
     * @param string                                    $log_file    File to log to
     * @param \phpbb\filesystem\filesystem_interface    $filesystem    phpBB filesystem object
     */
    public function __construct(\phpbb\language\language $language, migrator_output_handler_interface $migrator, $log_file, \phpbb\filesystem\filesystem_interface $filesystem)
    {
        $this->language = $language;
        $this->migrator = $migrator;
        $this->filesystem = $filesystem;
        $this->file_open($log_file);
    }
    /**
     * Open file for logging
     *
     * @param string $file File to open
     */
    protected function file_open($file)
    {
        if ($this->filesystem->is_writable(dirname($file)))
        {
            $this->file_handle = fopen($file, 'w');
        }
        else
        {
            throw new \RuntimeException('Unable to write to migrator log file');
        }
    }
    /**
     * {@inheritdoc}
     */
    public function write($message, $verbosity)
    {
        $this->migrator->write($message, $verbosity);
        if ($this->file_handle !== false)
        {
            $translated_message = $this->language->lang_array(array_shift($message), $message);
            if ($verbosity <= migrator_output_handler_interface::VERBOSITY_NORMAL)
            {
                $translated_message = '[INFO] ' . $translated_message;
            }
            else
            {
                $translated_message = '[DEBUG] ' . $translated_message;
            }
            fwrite($this->file_handle, $translated_message . "\n");
            fflush($this->file_handle);
        }
    }
}