xref: /webtrees/app/Http/RequestHandlers/AutoCompleteCitation.php (revision 8f8787974040d069eb8daff5e2b4af725c6bd747)
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2021 webtrees development team
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <https://www.gnu.org/licenses/>.
16 */
17
18declare(strict_types=1);
19
20namespace Fisharebest\Webtrees\Http\RequestHandlers;
21
22use Fisharebest\Webtrees\Auth;
23use Fisharebest\Webtrees\GedcomRecord;
24use Fisharebest\Webtrees\Registry;
25use Fisharebest\Webtrees\Validator;
26use Illuminate\Database\Capsule\Manager as DB;
27use Illuminate\Database\Query\JoinClause;
28use Illuminate\Support\Collection;
29use Psr\Http\Message\ServerRequestInterface;
30
31use function preg_match_all;
32use function preg_quote;
33
34/**
35 * Autocomplete handler for source citations
36 */
37class AutoCompleteCitation extends AbstractAutocompleteHandler
38{
39    protected function search(ServerRequestInterface $request): Collection
40    {
41        $tree   = Validator::attributes($request)->tree();
42        $query  = $request->getQueryParams()['query'] ?? '';
43        $xref   = $request->getQueryParams()['extra'] ?? '';
44        $source = Registry::sourceFactory()->make($xref, $tree);
45        $source = Auth::checkSourceAccess($source);
46
47        $regex_query = strtr(preg_quote($query, '/'), [' ' => '.+']);
48
49        // Fetch all records with a link to this source
50        $individuals = DB::table('individuals')
51            ->join('link', static function (JoinClause $join): void {
52                $join
53                    ->on('l_file', '=', 'i_file')
54                    ->on('l_from', '=', 'i_id');
55            })
56            ->where('i_file', '=', $tree->id())
57            ->where('l_to', '=', $source->xref())
58            ->where('l_type', '=', 'SOUR')
59            ->distinct()
60            ->select(['individuals.*'])
61            ->get()
62            ->map(Registry::individualFactory()->mapper($tree))
63            ->filter(GedcomRecord::accessFilter());
64
65        $families = DB::table('families')
66            ->join('link', static function (JoinClause $join): void {
67                $join
68                    ->on('l_file', '=', 'f_file')
69                    ->on('l_from', '=', 'f_id')
70                    ->where('l_type', '=', 'SOUR');
71            })
72            ->where('f_file', '=', $tree->id())
73            ->where('l_to', '=', $source->xref())
74            ->where('l_type', '=', 'SOUR')
75            ->distinct()
76            ->select(['families.*'])
77            ->get()
78            ->map(Registry::familyFactory()->mapper($tree))
79            ->filter(GedcomRecord::accessFilter());
80
81        $pages = new Collection();
82
83        foreach ($individuals->merge($families) as $record) {
84            if (preg_match_all('/\n1 SOUR @' . $source->xref() . '@(?:\n[2-9].*)*\n2 PAGE (.*' . $regex_query . '.*)/i', $record->gedcom(), $matches)) {
85                $pages = $pages->concat($matches[1]);
86            }
87
88            if (preg_match_all('/\n2 SOUR @' . $source->xref() . '@(?:\n[3-9].*)*\n3 PAGE (.*' . $regex_query . '.*)/i', $record->gedcom(), $matches)) {
89                $pages = $pages->concat($matches[1]);
90            }
91        }
92
93        return $pages->uniqueStrict();
94    }
95}
96