1<?php 2 3/** 4 * webtrees: online genealogy 5 * Copyright (C) 2023 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\Services; 21 22use DomainException; 23use Fisharebest\Webtrees\Auth; 24use Fisharebest\Webtrees\Contracts\UserInterface; 25use Fisharebest\Webtrees\DB; 26use Fisharebest\Webtrees\GedcomFilters\GedcomEncodingFilter; 27use Fisharebest\Webtrees\I18N; 28use Fisharebest\Webtrees\Registry; 29use Fisharebest\Webtrees\Site; 30use Fisharebest\Webtrees\Tree; 31use Illuminate\Database\Query\Builder; 32use Illuminate\Database\Query\Expression; 33use Illuminate\Database\Query\JoinClause; 34use Illuminate\Support\Collection; 35use Psr\Http\Message\StreamInterface; 36 37use function fclose; 38use function feof; 39use function fread; 40use function max; 41use function stream_filter_append; 42use function strrpos; 43use function substr; 44 45use const STREAM_FILTER_READ; 46 47/** 48 * Tree management and queries. 49 */ 50class TreeService 51{ 52 // The most likely surname tradition for a given language. 53 private const DEFAULT_SURNAME_TRADITIONS = [ 54 'es' => 'spanish', 55 'is' => 'icelandic', 56 'lt' => 'lithuanian', 57 'pl' => 'polish', 58 'pt' => 'portuguese', 59 'pt-BR' => 'portuguese', 60 ]; 61 62 private GedcomImportService $gedcom_import_service; 63 64 /** 65 * @param GedcomImportService $gedcom_import_service 66 */ 67 public function __construct(GedcomImportService $gedcom_import_service) 68 { 69 $this->gedcom_import_service = $gedcom_import_service; 70 } 71 72 /** 73 * All the trees that the current user has permission to access. 74 * 75 * @return Collection<array-key,Tree> 76 */ 77 public function all(): Collection 78 { 79 return Registry::cache()->array()->remember('all-trees', static function (): Collection { 80 // All trees 81 $query = DB::table('gedcom') 82 ->leftJoin('gedcom_setting', static function (JoinClause $join): void { 83 $join->on('gedcom_setting.gedcom_id', '=', 'gedcom.gedcom_id') 84 ->where('gedcom_setting.setting_name', '=', 'title'); 85 }) 86 ->where('gedcom.gedcom_id', '>', 0) 87 ->select([ 88 'gedcom.gedcom_id AS tree_id', 89 'gedcom.gedcom_name AS tree_name', 90 'gedcom_setting.setting_value AS tree_title', 91 ]) 92 ->orderBy('gedcom.sort_order') 93 ->orderBy('gedcom_setting.setting_value'); 94 95 // Non-admins may not see all trees 96 if (!Auth::isAdmin()) { 97 $query 98 ->join('gedcom_setting AS gs2', static function (JoinClause $join): void { 99 $join 100 ->on('gs2.gedcom_id', '=', 'gedcom.gedcom_id') 101 ->where('gs2.setting_name', '=', 'imported'); 102 }) 103 ->join('gedcom_setting AS gs3', static function (JoinClause $join): void { 104 $join 105 ->on('gs3.gedcom_id', '=', 'gedcom.gedcom_id') 106 ->where('gs3.setting_name', '=', 'REQUIRE_AUTHENTICATION'); 107 }) 108 ->leftJoin('user_gedcom_setting', static function (JoinClause $join): void { 109 $join 110 ->on('user_gedcom_setting.gedcom_id', '=', 'gedcom.gedcom_id') 111 ->where('user_gedcom_setting.user_id', '=', Auth::id()) 112 ->where('user_gedcom_setting.setting_name', '=', UserInterface::PREF_TREE_ROLE); 113 }) 114 ->where(static function (Builder $query): void { 115 $query 116 // Managers 117 ->where('user_gedcom_setting.setting_value', '=', UserInterface::ROLE_MANAGER) 118 // Members 119 ->orWhere(static function (Builder $query): void { 120 $query 121 ->where('gs2.setting_value', '=', '1') 122 ->where('gs3.setting_value', '=', '1') 123 ->where('user_gedcom_setting.setting_value', '<>', UserInterface::ROLE_VISITOR); 124 }) 125 // Public trees 126 ->orWhere(static function (Builder $query): void { 127 $query 128 ->where('gs2.setting_value', '=', '1') 129 ->where('gs3.setting_value', '<>', '1'); 130 }); 131 }); 132 } 133 134 return $query 135 ->get() 136 ->mapWithKeys(static fn (object $row): array => [$row->tree_name => Tree::rowMapper()($row)]); 137 }); 138 } 139 140 /** 141 * Find a tree by its ID. 142 * 143 * @param int $id 144 * 145 * @return Tree 146 */ 147 public function find(int $id): Tree 148 { 149 $tree = $this->all()->first(static fn (Tree $tree): bool => $tree->id() === $id); 150 151 if ($tree instanceof Tree) { 152 return $tree; 153 } 154 155 throw new DomainException('Call to find() with an invalid id: ' . $id); 156 } 157 158 /** 159 * All trees, name => title 160 * 161 * @return array<string> 162 */ 163 public function titles(): array 164 { 165 return $this->all()->map(static fn (Tree $tree): string => $tree->title())->all(); 166 } 167 168 /** 169 * @param string $name 170 * @param string $title 171 * 172 * @return Tree 173 */ 174 public function create(string $name, string $title): Tree 175 { 176 DB::table('gedcom')->insert([ 177 'gedcom_name' => $name, 178 ]); 179 180 $tree_id = DB::lastInsertId(); 181 182 $tree = new Tree($tree_id, $name, $title); 183 184 $tree->setPreference('imported', '1'); 185 $tree->setPreference('title', $title); 186 187 // Set preferences from default tree 188 (new Builder(DB::connection()))->from('gedcom_setting')->insertUsing( 189 ['gedcom_id', 'setting_name', 'setting_value'], 190 static function (Builder $query) use ($tree_id): void { 191 $query 192 ->select([new Expression($tree_id), 'setting_name', 'setting_value']) 193 ->from('gedcom_setting') 194 ->where('gedcom_id', '=', -1); 195 } 196 ); 197 198 (new Builder(DB::connection()))->from('default_resn')->insertUsing( 199 ['gedcom_id', 'tag_type', 'resn'], 200 static function (Builder $query) use ($tree_id): void { 201 $query 202 ->select([new Expression($tree_id), 'tag_type', 'resn']) 203 ->from('default_resn') 204 ->where('gedcom_id', '=', -1); 205 } 206 ); 207 208 // Gedcom and privacy settings 209 $tree->setPreference('REQUIRE_AUTHENTICATION', ''); 210 $tree->setPreference('CONTACT_USER_ID', (string) Auth::id()); 211 $tree->setPreference('WEBMASTER_USER_ID', (string) Auth::id()); 212 $tree->setPreference('LANGUAGE', I18N::languageTag()); // Default to the current admin’s language 213 $tree->setPreference('SURNAME_TRADITION', self::DEFAULT_SURNAME_TRADITIONS[I18N::languageTag()] ?? 'paternal'); 214 215 // A tree needs at least one record. 216 $head = "0 HEAD\n1 SOUR webtrees\n1 DEST webtrees\n1 GEDC\n2 VERS 5.5.1\n2 FORM LINEAGE-LINKED\n1 CHAR UTF-8"; 217 $this->gedcom_import_service->importRecord($head, $tree, true); 218 219 // I18N: This should be a common/default/placeholder name of an individual. Put slashes around the surname. 220 $name = I18N::translate('John /DOE/'); 221 $note = I18N::translate('Edit this individual and replace their details with your own.'); 222 $indi = "0 @X1@ INDI\n1 NAME " . $name . "\n1 SEX M\n1 BIRT\n2 DATE 01 JAN 1850\n2 NOTE " . $note; 223 $this->gedcom_import_service->importRecord($indi, $tree, true); 224 225 return $tree; 226 } 227 228 /** 229 * Import data from a gedcom file into this tree. 230 * 231 * @param Tree $tree 232 * @param StreamInterface $stream The GEDCOM file. 233 * @param string $filename The preferred filename, for export/download. 234 * @param string $encoding Override the encoding specified in the header. 235 * 236 * @return void 237 */ 238 public function importGedcomFile(Tree $tree, StreamInterface $stream, string $filename, string $encoding): void 239 { 240 // Read the file in blocks of roughly 64K. Ensure that each block 241 // contains complete gedcom records. This will ensure we don’t split 242 // multi-byte characters, as well as simplifying the code to import 243 // each block. 244 245 $file_data = ''; 246 247 $tree->setPreference('gedcom_filename', $filename); 248 $tree->setPreference('imported', '0'); 249 250 DB::table('gedcom_chunk')->where('gedcom_id', '=', $tree->id())->delete(); 251 252 $stream = $stream->detach(); 253 254 // Convert to UTF-8. 255 stream_filter_append($stream, GedcomEncodingFilter::class, STREAM_FILTER_READ, ['src_encoding' => $encoding]); 256 257 while (!feof($stream)) { 258 $file_data .= fread($stream, 65536); 259 $eol_pos = max((int) strrpos($file_data, "\r0"), (int) strrpos($file_data, "\n0")); 260 261 if ($eol_pos > 0) { 262 DB::table('gedcom_chunk')->insert([ 263 'gedcom_id' => $tree->id(), 264 'chunk_data' => substr($file_data, 0, $eol_pos + 1), 265 ]); 266 267 $file_data = substr($file_data, $eol_pos + 1); 268 } 269 } 270 271 DB::table('gedcom_chunk')->insert([ 272 'gedcom_id' => $tree->id(), 273 'chunk_data' => $file_data, 274 ]); 275 276 fclose($stream); 277 } 278 279 /** 280 * @param Tree $tree 281 */ 282 public function delete(Tree $tree): void 283 { 284 // If this is the default tree, then unset it 285 if (Site::getPreference('DEFAULT_GEDCOM') === $tree->name()) { 286 Site::setPreference('DEFAULT_GEDCOM', ''); 287 } 288 289 DB::table('gedcom_chunk')->where('gedcom_id', '=', $tree->id())->delete(); 290 DB::table('individuals')->where('i_file', '=', $tree->id())->delete(); 291 DB::table('families')->where('f_file', '=', $tree->id())->delete(); 292 DB::table('sources')->where('s_file', '=', $tree->id())->delete(); 293 DB::table('other')->where('o_file', '=', $tree->id())->delete(); 294 DB::table('places')->where('p_file', '=', $tree->id())->delete(); 295 DB::table('placelinks')->where('pl_file', '=', $tree->id())->delete(); 296 DB::table('name')->where('n_file', '=', $tree->id())->delete(); 297 DB::table('dates')->where('d_file', '=', $tree->id())->delete(); 298 DB::table('change')->where('gedcom_id', '=', $tree->id())->delete(); 299 DB::table('link')->where('l_file', '=', $tree->id())->delete(); 300 DB::table('media_file')->where('m_file', '=', $tree->id())->delete(); 301 DB::table('media')->where('m_file', '=', $tree->id())->delete(); 302 DB::table('block_setting') 303 ->join('block', 'block.block_id', '=', 'block_setting.block_id') 304 ->where('gedcom_id', '=', $tree->id()) 305 ->delete(); 306 DB::table('block')->where('gedcom_id', '=', $tree->id())->delete(); 307 DB::table('user_gedcom_setting')->where('gedcom_id', '=', $tree->id())->delete(); 308 DB::table('gedcom_setting')->where('gedcom_id', '=', $tree->id())->delete(); 309 DB::table('module_privacy')->where('gedcom_id', '=', $tree->id())->delete(); 310 DB::table('hit_counter')->where('gedcom_id', '=', $tree->id())->delete(); 311 DB::table('default_resn')->where('gedcom_id', '=', $tree->id())->delete(); 312 DB::table('gedcom_chunk')->where('gedcom_id', '=', $tree->id())->delete(); 313 DB::table('log')->where('gedcom_id', '=', $tree->id())->delete(); 314 DB::table('gedcom')->where('gedcom_id', '=', $tree->id())->delete(); 315 } 316 317 /** 318 * Generate a unique name for a new tree. 319 * 320 * @return string 321 */ 322 public function uniqueTreeName(): string 323 { 324 $name = 'tree'; 325 $number = 1; 326 327 while ($this->all()->get($name . $number) instanceof Tree) { 328 $number++; 329 } 330 331 return $name . $number; 332 } 333} 334