<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_finder
 *
 * @copyright   (C) 2020 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Finder\Administrator\Response;

\defined('_JEXEC') or die;

use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Log\Log;

/**
 * Finder Indexer JSON Response Class
 *
 * @since  2.5
 */
class Response
{
	/**
	 * Class Constructor
	 *
	 * @param   mixed  $state  The processing state for the indexer
	 *
	 * @since   2.5
	 */
	public function __construct($state)
	{
		$params = ComponentHelper::getParams('com_finder');

		if ($params->get('enable_logging', '0'))
		{
			$options['format'] = '{DATE}\t{TIME}\t{LEVEL}\t{CODE}\t{MESSAGE}';
			$options['text_file'] = 'indexer.php';
			Log::addLogger($options);
		}

		// Check if we are dealing with an error.
		if ($state instanceof \Exception)
		{
			// Log the error
			try
			{
				Log::add($state->getMessage(), Log::ERROR);
			}
			catch (\RuntimeException $exception)
			{
				// Informational log only
			}

			// Prepare the error response.
			$this->error = true;
			$this->header = Text::_('COM_FINDER_INDEXER_HEADER_ERROR');
			$this->message = $state->getMessage();
		}
		else
		{
			// Prepare the response data.
			$this->batchSize = (int) $state->batchSize;
			$this->batchOffset = (int) $state->batchOffset;
			$this->totalItems = (int) $state->totalItems;
			$this->pluginState = $state->pluginState;

			$this->startTime = $state->startTime;
			$this->endTime = Factory::getDate()->toSql();

			$this->start = !empty($state->start) ? (int) $state->start : 0;
			$this->complete = !empty($state->complete) ? (int) $state->complete : 0;

			// Set the appropriate messages.
			if ($this->totalItems <= 0 && $this->complete)
			{
				$this->header = Text::_('COM_FINDER_INDEXER_HEADER_COMPLETE');
				$this->message = Text::_('COM_FINDER_INDEXER_MESSAGE_COMPLETE');
			}
			elseif ($this->totalItems <= 0)
			{
				$this->header = Text::_('COM_FINDER_INDEXER_HEADER_OPTIMIZE');
				$this->message = Text::_('COM_FINDER_INDEXER_MESSAGE_OPTIMIZE');
			}
			else
			{
				$this->header = Text::_('COM_FINDER_INDEXER_HEADER_RUNNING');
				$this->message = Text::_('COM_FINDER_INDEXER_MESSAGE_RUNNING');
			}
		}
	}
}

• [F] Response.php
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