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<?php
/**
* webtrees: online genealogy
* Copyright (C) 2026 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;
use Fisharebest\Webtrees\Factories\MarkdownFactory;
use Fisharebest\Webtrees\Http\RequestHandlers\NotePage;
use Illuminate\Support\Str;
use function explode;
use function htmlspecialchars_decode;
use function preg_match;
use function preg_replace;
use function strip_tags;
use const ENT_QUOTES;
/**
* A GEDCOM note (NOTE) object.
*/
class Note extends GedcomRecord
{
public const string RECORD_TYPE = 'NOTE';
protected const string ROUTE_NAME = NotePage::class;
/**
* Get the text contents of the note
*
* @return string
*/
public function getNote(): string
{
if (preg_match('/^0 @' . Gedcom::REGEX_XREF . '@ ' . static::RECORD_TYPE . ' ?(.*(?:\n1 CONT ?.*)*)/', $this->gedcom . $this->pending, $match)) {
return preg_replace("/\n1 CONT ?/", "\n", $match[1]);
}
return '';
}
/**
* Each object type may have its own special rules, and re-implement this function.
*
* @param int $access_level
*
* @return bool
*/
protected function canShowByType(int $access_level): bool
{
// Hide notes if they are attached to private records
$linked_ids = DB::table('link')
->where('l_file', '=', $this->tree->id())
->where('l_to', '=', $this->xref)
->pluck('l_from');
foreach ($linked_ids as $linked_id) {
$linked_record = Registry::gedcomRecordFactory()->make($linked_id, $this->tree);
if ($linked_record instanceof GedcomRecord && !$linked_record->canShow($access_level)) {
return false;
}
}
// Apply default behavior
return parent::canShowByType($access_level);
}
/**
* Create a name for this note - apply (and remove) markup, then take
* a maximum of 100 characters from the first non-empty line.
*
* @return void
*/
public function extractNames(): void
{
if ($this->tree->getPreference('FORMAT_TEXT') === 'markdown') {
$html = Registry::markdownFactory()->markdown($this->getNote());
} else {
$html = Registry::markdownFactory()->autolink($this->getNote());
}
$first_line = self::firstLineOfTextFromHtml($html);
if ($first_line !== '') {
$this->addName(static::RECORD_TYPE, Str::limit($first_line, 100, I18N::translate('…')), $this->gedcom());
}
}
/**
* Notes are converted to HTML for display. We want the first line
*
* @param string $html
*
* @return string
*/
public static function firstLineOfTextFromHtml(string $html): string
{
$html = strtr($html, [
'</blockquote>' => MarkdownFactory::BREAK,
'</h1>' => MarkdownFactory::BREAK,
'</h2>' => MarkdownFactory::BREAK,
'</h3>' => MarkdownFactory::BREAK,
'</h4>' => MarkdownFactory::BREAK,
'</h5>' => MarkdownFactory::BREAK,
'</h6>' => MarkdownFactory::BREAK,
'</li>' => MarkdownFactory::BREAK,
'</p>' => MarkdownFactory::BREAK,
'</pre>' => MarkdownFactory::BREAK,
'</td>' => ' ',
'</th>' => ' ',
'<hr>' => MarkdownFactory::BREAK,
]);
$html = strip_tags($html, ['br']);
[$first] = explode(MarkdownFactory::BREAK, $html, 2);
return htmlspecialchars_decode($first, ENT_QUOTES);
}
}
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