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<?php |
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/** |
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* webtrees: online genealogy |
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* Copyright (C) 2025 webtrees development team |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <https://www.gnu.org/licenses/>. |
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*/ |
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declare(strict_types=1); |
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namespace Fisharebest\Webtrees\Services; |
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use Fisharebest\Webtrees\Family; |
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use Fisharebest\Webtrees\Individual; |
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use Illuminate\Support\Collection; |
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/** |
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* Find ancestors, descendants, cousins, etc for drawing charts. |
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*/ |
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class ChartService |
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{ |
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/** |
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* Find the ancestors of an individual, indexed by their Sosa-Stradonitz number. |
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* |
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* @param Individual $individual Start with this individual |
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* @param int $generations Fetch this number of generations |
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* |
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* @return Collection<int,Individual> |
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*/ |
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public function sosaStradonitzAncestors(Individual $individual, int $generations): Collection |
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{ |
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$ancestors = [1 => $individual]; |
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$queue = [1]; |
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$max = 2 ** ($generations - 1); |
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while ($queue !== []) { |
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$sosa_stradonitz_number = array_shift($queue); |
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if ($sosa_stradonitz_number >= $max) { |
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break; |
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} |
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$family = $ancestors[$sosa_stradonitz_number]->childFamilies()->first(); |
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if ($family instanceof Family) { |
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if ($family->husband() instanceof Individual) { |
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$ancestors[$sosa_stradonitz_number * 2] = $family->husband(); |
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$queue[] = $sosa_stradonitz_number * 2; |
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} |
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if ($family->wife() instanceof Individual) { |
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$ancestors[$sosa_stradonitz_number * 2 + 1] = $family->wife(); |
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$queue[] = $sosa_stradonitz_number * 2 + 1; |
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} |
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} |
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} |
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return new Collection($ancestors); |
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} |
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/** |
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* Find the descendants of an individual. |
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* |
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* @param Individual $individual Start with this individual |
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* @param int $generations Fetch this number of generations |
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* |
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* @return Collection<int,Individual> |
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*/ |
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public function descendants(Individual $individual, int $generations): Collection |
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{ |
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$descendants = new Collection([$individual->xref() => $individual]); |
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if ($generations > 0) { |
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foreach ($individual->spouseFamilies() as $family) { |
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foreach ($family->children() as $child) { |
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if (!$descendants->has($child->xref())) { |
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$descendants = $descendants->merge($this->descendants($child, $generations - 1)); |
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} |
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} |
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} |
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} |
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return $descendants->values(); |
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} |
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/** |
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* Find the descendants of an individual. |
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* |
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* @param Individual $individual Start with this individual |
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* @param int $generations Fetch this number of generations |
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* |
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* @return Collection<int,Family> |
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*/ |
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public function descendantFamilies(Individual $individual, int $generations): Collection |
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{ |
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$descendants = $individual->spouseFamilies(); |
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if ($generations > 0) { |
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foreach ($descendants as $family) { |
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foreach ($family->children() as $child) { |
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$descendants = $descendants->merge($this->descendantFamilies($child, $generations - 1)); |
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} |
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} |
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} |
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return $descendants; |
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} |
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} |
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fisharebest /
webtrees
Loading history...
The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g.
excluded_paths: ["lib/*"], you can move it to the dependency path list as follows:For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths