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<?php
/**
* webtrees: online genealogy
* Copyright (C) 2019 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 <http://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace Fisharebest\Webtrees\Http\RequestHandlers;
use Fisharebest\Webtrees\Http\ViewResponseTrait;
use Fisharebest\Webtrees\I18N;
use Fisharebest\Webtrees\Services\SearchService;
use Fisharebest\Webtrees\Services\TreeService;
use Fisharebest\Webtrees\Site;
use Fisharebest\Webtrees\Tree;
use Illuminate\Support\Collection;
use InvalidArgumentException;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\RequestHandlerInterface;
use function assert;
use function preg_match;
use function str_replace;
use function trim;
/**
* Search for genealogy data
*/
class SearchGeneralPage implements RequestHandlerInterface
{
use ViewResponseTrait;
/** @var SearchService */
private $search_service;
/** @var TreeService */
private $tree_service;
/**
* SearchController constructor.
*
* @param SearchService $search_service
* @param TreeService $tree_service
*/
public function __construct(SearchService $search_service, TreeService $tree_service)
{
$this->search_service = $search_service;
$this->tree_service = $tree_service;
}
/**
* The standard search.
*
* @param ServerRequestInterface $request
*
* @return ResponseInterface
*/
public function handle(ServerRequestInterface $request): ResponseInterface
{
$tree = $request->getAttribute('tree');
assert($tree instanceof Tree, new InvalidArgumentException());
$params = $request->getQueryParams();
$query = $params['query'] ?? '';
// What type of records to search?
$search_individuals = (bool) ($params['search_individuals'] ?? false);
$search_families = (bool) ($params['search_families'] ?? false);
$search_repositories = (bool) ($params['search_repositories'] ?? false);
$search_sources = (bool) ($params['search_sources'] ?? false);
$search_notes = (bool) ($params['search_notes'] ?? false);
// Default to individuals only
if (!$search_individuals && !$search_families && !$search_repositories && !$search_sources && !$search_notes) {
$search_individuals = true;
}
// What to search for?
$search_terms = $this->extractSearchTerms($query);
// What trees to seach?
if (Site::getPreference('ALLOW_CHANGE_GEDCOM') === '1') {
$all_trees = $this->tree_service->all()->all();
} else {
$all_trees = [$tree];
}
$search_tree_names = $params['search_trees'] ?? [];
$search_trees = array_filter($all_trees, static function (Tree $tree) use ($search_tree_names): bool {
return in_array($tree->name(), $search_tree_names, true);
});
if ($search_trees === []) {
$search_trees = [$tree];
}
// Do the search
$individuals = new Collection();
$families = new Collection();
$repositories = new Collection();
$sources = new Collection();
$notes = new Collection();
if ($search_terms !== []) {
if ($search_individuals) {
$individuals = $this->search_service->searchIndividuals($search_trees, $search_terms);
}
if ($search_families) {
$tmp1 = $this->search_service->searchFamilies($search_trees, $search_terms);
$tmp2 = $this->search_service->searchFamilyNames($search_trees, $search_terms);
$families = $tmp1->merge($tmp2)->unique();
}
if ($search_repositories) {
$repositories = $this->search_service->searchRepositories($search_trees, $search_terms);
}
if ($search_sources) {
$sources = $this->search_service->searchSources($search_trees, $search_terms);
}
if ($search_notes) {
$notes = $this->search_service->searchNotes($search_trees, $search_terms);
}
}
// If only 1 item is returned, automatically forward to that item
if ($individuals->count() === 1 && $families->isEmpty() && $sources->isEmpty() && $notes->isEmpty()) {
return redirect($individuals->first()->url());
}
if ($individuals->isEmpty() && $families->count() === 1 && $sources->isEmpty() && $notes->isEmpty()) {
return redirect($families->first()->url());
}
if ($individuals->isEmpty() && $families->isEmpty() && $sources->count() === 1 && $notes->isEmpty()) {
return redirect($sources->first()->url());
}
if ($individuals->isEmpty() && $families->isEmpty() && $sources->isEmpty() && $notes->count() === 1) {
return redirect($notes->first()->url());
}
$title = I18N::translate('General search');
return $this->viewResponse('search-general-page', [
'all_trees' => $all_trees,
'families' => $families,
'individuals' => $individuals,
'notes' => $notes,
'query' => $query,
'repositories' => $repositories,
'search_families' => $search_families,
'search_individuals' => $search_individuals,
'search_notes' => $search_notes,
'search_repositories' => $search_repositories,
'search_sources' => $search_sources,
'search_trees' => $search_trees,
'sources' => $sources,
'title' => $title,
'tree' => $tree,
]);
}
/**
* Convert the query into an array of search terms
*
* @param string $query
*
* @return string[]
*/
private function extractSearchTerms(string $query): array
{
$search_terms = [];
// Words in double quotes stay together
while (preg_match('/"([^"]+)"/', $query, $match)) {
$search_terms[] = trim($match[1]);
$query = str_replace($match[0], '', $query);
}
// Other words get treated separately
while (preg_match('/[\S]+/', $query, $match)) {
$search_terms[] = trim($match[0]);
$query = str_replace($match[0], '', $query);
}
return $search_terms;
}
}
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