1<?php 2 3/** 4 * webtrees: online genealogy 5 * Copyright (C) 2019 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 <http://www.gnu.org/licenses/>. 16 */ 17 18declare(strict_types=1); 19 20namespace Fisharebest\Webtrees; 21 22use Fisharebest\Webtrees\Module\ModuleInterface; 23use Fisharebest\Webtrees\Module\ModuleListInterface; 24use Fisharebest\Webtrees\Module\PlaceHierarchyListModule; 25use Fisharebest\Webtrees\Services\ModuleService; 26use Illuminate\Database\Capsule\Manager as DB; 27use Illuminate\Database\Query\Expression; 28use Illuminate\Support\Collection; 29use stdClass; 30 31/** 32 * A GEDCOM place (PLAC) object. 33 */ 34class Place 35{ 36 /** @var string e.g. "Westminster, London, England" */ 37 private $place_name; 38 39 /** @var Collection<string> The parts of a place name, e.g. ["Westminster", "London", "England"] */ 40 private $parts; 41 42 /** @var Tree We may have the same place name in different trees. */ 43 private $tree; 44 45 /** 46 * Create a place. 47 * 48 * @param string $place_name 49 * @param Tree $tree 50 */ 51 public function __construct(string $place_name, Tree $tree) 52 { 53 // Ignore any empty parts in place names such as "Village, , , Country". 54 $this->parts = Collection::make(preg_split(Gedcom::PLACE_SEPARATOR_REGEX, $place_name)) 55 ->filter(); 56 57 // Rebuild the placename in the correct format. 58 $this->place_name = $this->parts->implode(Gedcom::PLACE_SEPARATOR); 59 60 $this->tree = $tree; 61 } 62 63 /** 64 * Find a place by its ID. 65 * 66 * @param int $id 67 * @param Tree $tree 68 * 69 * @return Place 70 */ 71 public static function find(int $id, Tree $tree): Place 72 { 73 $parts = new Collection(); 74 75 while ($id !== 0) { 76 $row = DB::table('places') 77 ->where('p_file', '=', $tree->id()) 78 ->where('p_id', '=', $id) 79 ->first(); 80 81 if ($row instanceof stdClass) { 82 $id = (int) $row->p_parent_id; 83 $parts->add($row->p_place); 84 } else { 85 $id = 0; 86 } 87 } 88 89 $place_name = $parts->implode(Gedcom::PLACE_SEPARATOR); 90 91 return new Place($place_name, $tree); 92 } 93 94 /** 95 * Get the higher level place. 96 * 97 * @return Place 98 */ 99 public function parent(): Place 100 { 101 return new self($this->parts->slice(1)->implode(Gedcom::PLACE_SEPARATOR), $this->tree); 102 } 103 104 /** 105 * The database row that contains this place. 106 * Note that due to database collation, both "Quebec" and "Québec" will share the same row. 107 * 108 * @return int 109 */ 110 public function id(): int 111 { 112 return app('cache.array')->remember('place-' . $this->place_name, function (): int { 113 // The "top-level" place won't exist in the database. 114 if ($this->parts->isEmpty()) { 115 return 0; 116 } 117 118 $parent_place_id = $this->parent()->id(); 119 120 $place_id = (int) DB::table('places') 121 ->where('p_file', '=', $this->tree->id()) 122 ->where('p_place', '=', mb_substr($this->parts->first(), 0, 120)) 123 ->where('p_parent_id', '=', $parent_place_id) 124 ->value('p_id'); 125 126 if ($place_id === 0) { 127 $place = $this->parts->first(); 128 129 DB::table('places')->insert([ 130 'p_file' => $this->tree->id(), 131 'p_place' => mb_substr($place, 0, 120), 132 'p_parent_id' => $parent_place_id, 133 'p_std_soundex' => Soundex::russell($place), 134 'p_dm_soundex' => Soundex::daitchMokotoff($place), 135 ]); 136 137 $place_id = (int) DB::connection()->getPdo()->lastInsertId(); 138 } 139 140 return $place_id; 141 }); 142 } 143 144 /** 145 * @return Tree 146 */ 147 public function tree(): Tree 148 { 149 return $this->tree; 150 } 151 152 /** 153 * Extract the locality (first parts) of a place name. 154 * 155 * @param int $n 156 * 157 * @return Collection<string> 158 */ 159 public function firstParts(int $n): Collection 160 { 161 return $this->parts->slice(0, $n); 162 } 163 164 /** 165 * Extract the country (last parts) of a place name. 166 * 167 * @param int $n 168 * 169 * @return Collection<string> 170 */ 171 public function lastParts(int $n): Collection 172 { 173 return $this->parts->slice(-$n); 174 } 175 176 /** 177 * Get the lower level places. 178 * 179 * @return array<Place> 180 */ 181 public function getChildPlaces(): array 182 { 183 if ($this->place_name !== '') { 184 $parent_text = Gedcom::PLACE_SEPARATOR . $this->place_name; 185 } else { 186 $parent_text = ''; 187 } 188 189 return DB::table('places') 190 ->where('p_file', '=', $this->tree->id()) 191 ->where('p_parent_id', '=', $this->id()) 192 ->orderBy(new Expression('p_place /*! COLLATE ' . I18N::collation() . ' */')) 193 ->pluck('p_place') 194 ->map(function (string $place) use ($parent_text): Place { 195 return new self($place . $parent_text, $this->tree); 196 }) 197 ->all(); 198 } 199 200 /** 201 * Create a URL to the place-hierarchy page. 202 * 203 * @return string 204 */ 205 public function url(): string 206 { 207 //find a module providing the place hierarchy 208 $module = app(ModuleService::class) 209 ->findByComponent(ModuleListInterface::class, $this->tree, Auth::user()) 210 ->first(static function (ModuleInterface $module): bool { 211 return $module instanceof PlaceHierarchyListModule; 212 }); 213 214 if ($module instanceof PlaceHierarchyListModule) { 215 return $module->listUrl($this->tree, [ 216 'place_id' => $this->id(), 217 'tree' => $this->tree->name(), 218 ]); 219 } 220 221 // The place-list module is disabled... 222 return '#'; 223 } 224 225 /** 226 * Format this place for GEDCOM data. 227 * 228 * @return string 229 */ 230 public function gedcomName(): string 231 { 232 return $this->place_name; 233 } 234 235 /** 236 * Format this place for display on screen. 237 * 238 * @return string 239 */ 240 public function placeName(): string 241 { 242 $place_name = $this->parts->first() ?? I18N::translate('unknown'); 243 244 return '<span dir="auto">' . e($place_name) . '</span>'; 245 } 246 247 /** 248 * Generate the place name for display, including the full hierarchy. 249 * 250 * @param bool $link 251 * 252 * @return string 253 */ 254 public function fullName(bool $link = false): string 255 { 256 if ($this->parts->isEmpty()) { 257 return ''; 258 } 259 260 $full_name = $this->parts->implode(I18N::$list_separator); 261 262 if ($link) { 263 return '<a dir="auto" href="' . e($this->url()) . '">' . e($full_name) . '</a>'; 264 } 265 266 return '<span dir="auto">' . e($full_name) . '</span>'; 267 } 268 269 /** 270 * For lists and charts, where the full name won’t fit. 271 * 272 * @param bool $link 273 * 274 * @return string 275 */ 276 public function shortName(bool $link = false): string 277 { 278 $SHOW_PEDIGREE_PLACES = (int) $this->tree->getPreference('SHOW_PEDIGREE_PLACES'); 279 280 // Abbreviate the place name, for lists 281 if ($this->tree->getPreference('SHOW_PEDIGREE_PLACES_SUFFIX')) { 282 $parts = $this->lastParts($SHOW_PEDIGREE_PLACES); 283 } else { 284 $parts = $this->firstParts($SHOW_PEDIGREE_PLACES); 285 } 286 287 $short_name = $parts->implode(I18N::$list_separator); 288 289 // Add a tool-tip showing the full name 290 $title = strip_tags($this->fullName()); 291 292 if ($link) { 293 return '<a dir="auto" href="' . e($this->url()) . '" title="' . $title . '">' . e($short_name) . '</a>'; 294 } 295 296 return '<span dir="auto">' . e($short_name) . '</span>'; 297 } 298} 299