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<?php
/**
* webtrees: online genealogy
* Copyright (C) 2021 webtrees development team
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace Fisharebest\Webtrees\Http\RequestHandlers;
use Fisharebest\Algorithm\MyersDiff;
use Fisharebest\Webtrees\Gedcom;
use Fisharebest\Webtrees\I18N;
use Fisharebest\Webtrees\Registry;
use Fisharebest\Webtrees\Services\DatatablesService;
use Fisharebest\Webtrees\Services\PendingChangesService;
use Fisharebest\Webtrees\Validator;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\RequestHandlerInterface;
use function e;
use function explode;
use function implode;
use function preg_replace_callback;
/**
* Find pending changes.
*/
class PendingChangesLogData implements RequestHandlerInterface
{
private DatatablesService $datatables_service;
private MyersDiff $myers_diff;
private PendingChangesService $pending_changes_service;
/**
* @param DatatablesService $datatables_service
* @param MyersDiff $myers_diff
* @param PendingChangesService $pending_changes_service
*/
public function __construct(
DatatablesService $datatables_service,
MyersDiff $myers_diff,
PendingChangesService $pending_changes_service
) {
$this->datatables_service = $datatables_service;
$this->myers_diff = $myers_diff;
$this->pending_changes_service = $pending_changes_service;
}
/**
* @param ServerRequestInterface $request
*
* @return ResponseInterface
*/
public function handle(ServerRequestInterface $request): ResponseInterface
{
$tree = Validator::attributes($request)->tree();
$params = $request->getQueryParams();
$params['tree'] = $tree->name();
$query = $this->pending_changes_service->changesQuery($params);
$callback = function (object $row) use ($tree): array {
$old_lines = $row->old_gedcom === '' ? [] : explode("\n", $row->old_gedcom);
$new_lines = $row->new_gedcom === '' ? [] : explode("\n", $row->new_gedcom);
$differences = $this->myers_diff->calculate($old_lines, $new_lines);
$diff_lines = [];
foreach ($differences as $difference) {
switch ($difference[1]) {
case MyersDiff::DELETE:
$diff_lines[] = '<del>' . e($difference[0]) . '</del>';
break;
case MyersDiff::INSERT:
$diff_lines[] = '<ins>' . e($difference[0]) . '</ins>';
break;
default:
$diff_lines[] = e($difference[0]);
}
}
// Only convert valid xrefs to links
$record = Registry::gedcomRecordFactory()->make($row->xref, $tree);
return [
$row->change_id,
Registry::timestampFactory()->fromString($row->change_time)->toDateTimeString(),
I18N::translate($row->status),
$record ? '<a href="' . e($record->url()) . '">' . $record->xref() . '</a>' : $row->xref,
'<div class="gedcom-data" dir="ltr">' .
preg_replace_callback(
'/@(' . Gedcom::REGEX_XREF . ')@/',
static function (array $match) use ($tree): string {
$record = Registry::gedcomRecordFactory()->make($match[1], $tree);
return $record ? '<a href="' . e($record->url()) . '">' . $match[0] . '</a>' : $match[0];
},
implode("\n", $diff_lines)
) .
'</div>',
$row->user_name,
$row->gedcom_name,
];
};
return $this->datatables_service->handleQuery($request, $query, [], [], $callback);
}
}
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