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\Statistics\Google; 21 22use Fisharebest\Webtrees\I18N; 23use Fisharebest\Webtrees\Module\ModuleThemeInterface; 24use Fisharebest\Webtrees\Statistics\Service\CenturyService; 25use Fisharebest\Webtrees\Statistics\Service\ColorService; 26use Fisharebest\Webtrees\Tree; 27use Illuminate\Database\Capsule\Manager as DB; 28use Illuminate\Support\Collection; 29use stdClass; 30 31use function app; 32use function count; 33 34/** 35 * A chart showing the divorces by century. 36 */ 37class ChartDivorce 38{ 39 /** 40 * @var Tree 41 */ 42 private $tree; 43 44 /** 45 * @var ModuleThemeInterface 46 */ 47 private $theme; 48 49 /** 50 * @var CenturyService 51 */ 52 private $century_service; 53 54 /** 55 * @var ColorService 56 */ 57 private $color_service; 58 59 /** 60 * Constructor. 61 * 62 * @param Tree $tree 63 */ 64 public function __construct(Tree $tree) 65 { 66 $this->tree = $tree; 67 $this->theme = app(ModuleThemeInterface::class); 68 $this->century_service = new CenturyService(); 69 $this->color_service = new ColorService(); 70 } 71 72 /** 73 * Returns the related database records. 74 * 75 * @return Collection<stdClass> 76 */ 77 private function queryRecords(): Collection 78 { 79 return DB::table('dates') 80 ->selectRaw('ROUND((d_year + 49) / 100) AS century') 81 ->selectRaw('COUNT(*) AS total') 82 ->where('d_file', '=', $this->tree->id()) 83 ->where('d_year', '<>', 0) 84 ->where('d_fact', '=', 'DIV') 85 ->whereIn('d_type', ['@#DGREGORIAN@', '@#DJULIAN@']) 86 ->groupBy(['century']) 87 ->orderBy('century') 88 ->get() 89 ->map(static function (stdClass $row): stdClass { 90 return (object) [ 91 'century' => (int) $row->century, 92 'total' => (float) $row->total, 93 ]; 94 }); 95 } 96 97 /** 98 * General query on divorces. 99 * 100 * @param string|null $color_from 101 * @param string|null $color_to 102 * 103 * @return string 104 */ 105 public function chartDivorce(string $color_from = null, string $color_to = null): string 106 { 107 $chart_color1 = $this->theme->parameter('distribution-chart-no-values'); 108 $chart_color2 = $this->theme->parameter('distribution-chart-high-values'); 109 $color_from = $color_from ?? $chart_color1; 110 $color_to = $color_to ?? $chart_color2; 111 112 $data = [ 113 [ 114 I18N::translate('Century'), 115 I18N::translate('Total') 116 ], 117 ]; 118 119 foreach ($this->queryRecords() as $record) { 120 $data[] = [ 121 $this->century_service->centuryName($record->century), 122 $record->total 123 ]; 124 } 125 126 $colors = $this->color_service->interpolateRgb($color_from, $color_to, count($data) - 1); 127 128 return view('statistics/other/charts/pie', [ 129 'title' => I18N::translate('Divorces by century'), 130 'data' => $data, 131 'colors' => $colors, 132 'language' => I18N::languageTag(), 133 ]); 134 } 135} 136