1<?php 2/** 3 * webtrees: online genealogy 4 * Copyright (C) 2019 webtrees development team 5 * This program is free software: you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation, either version 3 of the License, or 8 * (at your option) any later version. 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16declare(strict_types=1); 17 18namespace Fisharebest\Webtrees; 19 20use Closure; 21use Exception; 22use Fisharebest\Webtrees\Functions\FunctionsImport; 23use Fisharebest\Webtrees\Functions\FunctionsPrint; 24use Illuminate\Database\Capsule\Manager as DB; 25use Illuminate\Database\Query\JoinClause; 26use Illuminate\Support\Collection; 27use stdClass; 28 29/** 30 * A GEDCOM object. 31 */ 32class GedcomRecord 33{ 34 public const RECORD_TYPE = 'UNKNOWN'; 35 36 protected const ROUTE_NAME = 'record'; 37 38 /** @var string The record identifier */ 39 protected $xref; 40 41 /** @var Tree The family tree to which this record belongs */ 42 protected $tree; 43 44 /** @var string GEDCOM data (before any pending edits) */ 45 protected $gedcom; 46 47 /** @var string|null GEDCOM data (after any pending edits) */ 48 protected $pending; 49 50 /** @var Fact[] facts extracted from $gedcom/$pending */ 51 protected $facts; 52 53 /** @var string[][] All the names of this individual */ 54 protected $getAllNames; 55 56 /** @var int|null Cached result */ 57 protected $getPrimaryName; 58 59 /** @var int|null Cached result */ 60 protected $getSecondaryName; 61 62 /** @var GedcomRecord[][] Allow getInstance() to return references to existing objects */ 63 public static $gedcom_record_cache; 64 65 /** @var stdClass[][] Fetch all pending edits in one database query */ 66 public static $pending_record_cache; 67 68 /** 69 * Create a GedcomRecord object from raw GEDCOM data. 70 * 71 * @param string $xref 72 * @param string $gedcom an empty string for new/pending records 73 * @param string|null $pending null for a record with no pending edits, 74 * empty string for records with pending deletions 75 * @param Tree $tree 76 */ 77 public function __construct(string $xref, string $gedcom, ?string $pending, Tree $tree) 78 { 79 $this->xref = $xref; 80 $this->gedcom = $gedcom; 81 $this->pending = $pending; 82 $this->tree = $tree; 83 84 $this->parseFacts(); 85 } 86 87 /** 88 * A closure which will create a record from a database row. 89 * 90 * @return Closure 91 */ 92 public static function rowMapper(): Closure 93 { 94 return function (stdClass $row): GedcomRecord { 95 return GedcomRecord::getInstance($row->o_id, Tree::findById((int) $row->o_file), $row->o_gedcom); 96 }; 97 } 98 99 /** 100 * A closure which will filter out private records. 101 * 102 * @return Closure 103 */ 104 public static function accessFilter(): Closure 105 { 106 return function (GedcomRecord $record): bool { 107 return $record->canShow(); 108 }; 109 } 110 111 /** 112 * A closure which will compare records by name. 113 * 114 * @return Closure 115 */ 116 public static function nameComparator(): Closure 117 { 118 return function (GedcomRecord $x, GedcomRecord $y): int { 119 if ($x->canShowName()) { 120 if ($y->canShowName()) { 121 return I18N::strcasecmp($x->sortName(), $y->sortName()); 122 } 123 124 return -1; // only $y is private 125 } 126 127 if ($y->canShowName()) { 128 return 1; // only $x is private 129 } 130 131 return 0; // both $x and $y private 132 }; 133 } 134 135 /** 136 * A closure which will compare records by change time. 137 * 138 * @param int $direction +1 to sort ascending, -1 to sort descending 139 * 140 * @return Closure 141 */ 142 public static function lastChangeComparator(int $direction = 1): Closure 143 { 144 return function (GedcomRecord $x, GedcomRecord $y) use ($direction): int { 145 return $direction * ($x->lastChangeTimestamp() <=> $y->lastChangeTimestamp()); 146 }; 147 } 148 149 /** 150 * Split the record into facts 151 * 152 * @return void 153 */ 154 private function parseFacts(): void 155 { 156 // Split the record into facts 157 if ($this->gedcom) { 158 $gedcom_facts = preg_split('/\n(?=1)/s', $this->gedcom); 159 array_shift($gedcom_facts); 160 } else { 161 $gedcom_facts = []; 162 } 163 if ($this->pending) { 164 $pending_facts = preg_split('/\n(?=1)/s', $this->pending); 165 array_shift($pending_facts); 166 } else { 167 $pending_facts = []; 168 } 169 170 $this->facts = []; 171 172 foreach ($gedcom_facts as $gedcom_fact) { 173 $fact = new Fact($gedcom_fact, $this, md5($gedcom_fact)); 174 if ($this->pending !== null && !in_array($gedcom_fact, $pending_facts)) { 175 $fact->setPendingDeletion(); 176 } 177 $this->facts[] = $fact; 178 } 179 foreach ($pending_facts as $pending_fact) { 180 if (!in_array($pending_fact, $gedcom_facts)) { 181 $fact = new Fact($pending_fact, $this, md5($pending_fact)); 182 $fact->setPendingAddition(); 183 $this->facts[] = $fact; 184 } 185 } 186 } 187 188 /** 189 * Get an instance of a GedcomRecord object. For single records, 190 * we just receive the XREF. For bulk records (such as lists 191 * and search results) we can receive the GEDCOM data as well. 192 * 193 * @param string $xref 194 * @param Tree $tree 195 * @param string|null $gedcom 196 * 197 * @throws Exception 198 * @return GedcomRecord|Individual|Family|Source|Repository|Media|Note|null 199 */ 200 public static function getInstance(string $xref, Tree $tree, string $gedcom = null) 201 { 202 $tree_id = $tree->id(); 203 204 // Is this record already in the cache? 205 if (isset(self::$gedcom_record_cache[$xref][$tree_id])) { 206 return self::$gedcom_record_cache[$xref][$tree_id]; 207 } 208 209 // Do we need to fetch the record from the database? 210 if ($gedcom === null) { 211 $gedcom = static::fetchGedcomRecord($xref, $tree_id); 212 } 213 214 // If we can edit, then we also need to be able to see pending records. 215 if (Auth::isEditor($tree)) { 216 if (!isset(self::$pending_record_cache[$tree_id])) { 217 // Fetch all pending records in one database query 218 self::$pending_record_cache[$tree_id] = []; 219 $rows = DB::table('change') 220 ->where('gedcom_id', '=', $tree_id) 221 ->where('status', '=', 'pending') 222 ->orderBy('change_id') 223 ->select(['xref', 'new_gedcom']) 224 ->get(); 225 226 foreach ($rows as $row) { 227 self::$pending_record_cache[$tree_id][$row->xref] = $row->new_gedcom; 228 } 229 } 230 231 $pending = self::$pending_record_cache[$tree_id][$xref] ?? null; 232 } else { 233 // There are no pending changes for this record 234 $pending = null; 235 } 236 237 // No such record exists 238 if ($gedcom === null && $pending === null) { 239 return null; 240 } 241 242 // No such record, but a pending creation exists 243 if ($gedcom === null) { 244 $gedcom = ''; 245 } 246 247 // Create the object 248 if (preg_match('/^0 @(' . Gedcom::REGEX_XREF . ')@ (' . Gedcom::REGEX_TAG . ')/', $gedcom . $pending, $match)) { 249 $xref = $match[1]; // Collation - we may have requested I123 and found i123 250 $type = $match[2]; 251 } elseif (preg_match('/^0 (HEAD|TRLR)/', $gedcom . $pending, $match)) { 252 $xref = $match[1]; 253 $type = $match[1]; 254 } elseif ($gedcom . $pending) { 255 throw new Exception('Unrecognized GEDCOM record: ' . $gedcom); 256 } else { 257 // A record with both pending creation and pending deletion 258 $type = static::RECORD_TYPE; 259 } 260 261 switch ($type) { 262 case 'INDI': 263 $record = new Individual($xref, $gedcom, $pending, $tree); 264 break; 265 case 'FAM': 266 $record = new Family($xref, $gedcom, $pending, $tree); 267 break; 268 case 'SOUR': 269 $record = new Source($xref, $gedcom, $pending, $tree); 270 break; 271 case 'OBJE': 272 $record = new Media($xref, $gedcom, $pending, $tree); 273 break; 274 case 'REPO': 275 $record = new Repository($xref, $gedcom, $pending, $tree); 276 break; 277 case 'NOTE': 278 $record = new Note($xref, $gedcom, $pending, $tree); 279 break; 280 default: 281 $record = new self($xref, $gedcom, $pending, $tree); 282 break; 283 } 284 285 // Store it in the cache 286 self::$gedcom_record_cache[$xref][$tree_id] = $record; 287 288 return $record; 289 } 290 291 /** 292 * Fetch data from the database 293 * 294 * @param string $xref 295 * @param int $tree_id 296 * 297 * @return string|null 298 */ 299 protected static function fetchGedcomRecord(string $xref, int $tree_id): ?string 300 { 301 // We don't know what type of object this is. Try each one in turn. 302 $data = Individual::fetchGedcomRecord($xref, $tree_id); 303 if ($data !== null) { 304 return $data; 305 } 306 $data = Family::fetchGedcomRecord($xref, $tree_id); 307 if ($data !== null) { 308 return $data; 309 } 310 $data = Source::fetchGedcomRecord($xref, $tree_id); 311 if ($data !== null) { 312 return $data; 313 } 314 $data = Repository::fetchGedcomRecord($xref, $tree_id); 315 if ($data !== null) { 316 return $data; 317 } 318 $data = Media::fetchGedcomRecord($xref, $tree_id); 319 if ($data !== null) { 320 return $data; 321 } 322 $data = Note::fetchGedcomRecord($xref, $tree_id); 323 if ($data !== null) { 324 return $data; 325 } 326 327 // Some other type of record... 328 return DB::table('other') 329 ->where('o_file', '=', $tree_id) 330 ->where('o_id', '=', $xref) 331 ->value('o_gedcom'); 332 } 333 334 /** 335 * Get the XREF for this record 336 * 337 * @return string 338 */ 339 public function xref(): string 340 { 341 return $this->xref; 342 } 343 344 /** 345 * Get the tree to which this record belongs 346 * 347 * @return Tree 348 */ 349 public function tree(): Tree 350 { 351 return $this->tree; 352 } 353 354 /** 355 * Application code should access data via Fact objects. 356 * This function exists to support old code. 357 * 358 * @return string 359 */ 360 public function gedcom(): string 361 { 362 return $this->pending ?? $this->gedcom; 363 } 364 365 /** 366 * Does this record have a pending change? 367 * 368 * @return bool 369 */ 370 public function isPendingAddition(): bool 371 { 372 return $this->pending !== null; 373 } 374 375 /** 376 * Does this record have a pending deletion? 377 * 378 * @return bool 379 */ 380 public function isPendingDeletion(): bool 381 { 382 return $this->pending === ''; 383 } 384 385 /** 386 * Generate a URL to this record. 387 * 388 * @return string 389 */ 390 public function url(): string 391 { 392 return route(static::ROUTE_NAME, [ 393 'xref' => $this->xref(), 394 'ged' => $this->tree->name(), 395 ]); 396 } 397 398 /** 399 * Work out whether this record can be shown to a user with a given access level 400 * 401 * @param int $access_level 402 * 403 * @return bool 404 */ 405 private function canShowRecord(int $access_level): bool 406 { 407 // This setting would better be called "$ENABLE_PRIVACY" 408 if (!$this->tree->getPreference('HIDE_LIVE_PEOPLE')) { 409 return true; 410 } 411 412 // We should always be able to see our own record (unless an admin is applying download restrictions) 413 if ($this->xref() === $this->tree->getUserPreference(Auth::user(), 'gedcomid') && $access_level === Auth::accessLevel($this->tree)) { 414 return true; 415 } 416 417 // Does this record have a RESN? 418 if (strpos($this->gedcom, "\n1 RESN confidential") !== false) { 419 return Auth::PRIV_NONE >= $access_level; 420 } 421 if (strpos($this->gedcom, "\n1 RESN privacy") !== false) { 422 return Auth::PRIV_USER >= $access_level; 423 } 424 if (strpos($this->gedcom, "\n1 RESN none") !== false) { 425 return true; 426 } 427 428 // Does this record have a default RESN? 429 $individual_privacy = $this->tree->getIndividualPrivacy(); 430 if (isset($individual_privacy[$this->xref()])) { 431 return $individual_privacy[$this->xref()] >= $access_level; 432 } 433 434 // Privacy rules do not apply to admins 435 if (Auth::PRIV_NONE >= $access_level) { 436 return true; 437 } 438 439 // Different types of record have different privacy rules 440 return $this->canShowByType($access_level); 441 } 442 443 /** 444 * Each object type may have its own special rules, and re-implement this function. 445 * 446 * @param int $access_level 447 * 448 * @return bool 449 */ 450 protected function canShowByType(int $access_level): bool 451 { 452 $fact_privacy = $this->tree->getFactPrivacy(); 453 454 if (isset($fact_privacy[static::RECORD_TYPE])) { 455 // Restriction found 456 return $fact_privacy[static::RECORD_TYPE] >= $access_level; 457 } 458 459 // No restriction found - must be public: 460 return true; 461 } 462 463 /** 464 * Can the details of this record be shown? 465 * 466 * @param int|null $access_level 467 * 468 * @return bool 469 */ 470 public function canShow(int $access_level = null): bool 471 { 472 $access_level = $access_level ?? Auth::accessLevel($this->tree); 473 474 // We use this value to bypass privacy checks. For example, 475 // when downloading data or when calculating privacy itself. 476 if ($access_level === Auth::PRIV_HIDE) { 477 return true; 478 } 479 480 $cache_key = 'canShow' . $this->xref . ':' . $this->tree->id() . ':' . $access_level; 481 482 return app('cache.array')->rememberForever($cache_key, function () use ($access_level) { 483 return $this->canShowRecord($access_level); 484 }); 485 } 486 487 /** 488 * Can the name of this record be shown? 489 * 490 * @param int|null $access_level 491 * 492 * @return bool 493 */ 494 public function canShowName(int $access_level = null): bool 495 { 496 return $this->canShow($access_level); 497 } 498 499 /** 500 * Can we edit this record? 501 * 502 * @return bool 503 */ 504 public function canEdit(): bool 505 { 506 return Auth::isManager($this->tree) || Auth::isEditor($this->tree) && strpos($this->gedcom, "\n1 RESN locked") === false; 507 } 508 509 /** 510 * Remove private data from the raw gedcom record. 511 * Return both the visible and invisible data. We need the invisible data when editing. 512 * 513 * @param int $access_level 514 * 515 * @return string 516 */ 517 public function privatizeGedcom(int $access_level): string 518 { 519 if ($access_level === Auth::PRIV_HIDE) { 520 // We may need the original record, for example when downloading a GEDCOM or clippings cart 521 return $this->gedcom; 522 } 523 524 if ($this->canShow($access_level)) { 525 // The record is not private, but the individual facts may be. 526 527 // Include the entire first line (for NOTE records) 528 [$gedrec] = explode("\n", $this->gedcom, 2); 529 530 // Check each of the facts for access 531 foreach ($this->facts([], false, $access_level) as $fact) { 532 $gedrec .= "\n" . $fact->gedcom(); 533 } 534 535 return $gedrec; 536 } 537 538 // We cannot display the details, but we may be able to display 539 // limited data, such as links to other records. 540 return $this->createPrivateGedcomRecord($access_level); 541 } 542 543 /** 544 * Generate a private version of this record 545 * 546 * @param int $access_level 547 * 548 * @return string 549 */ 550 protected function createPrivateGedcomRecord(int $access_level): string 551 { 552 return '0 @' . $this->xref . '@ ' . static::RECORD_TYPE . "\n1 NOTE " . I18N::translate('Private'); 553 } 554 555 /** 556 * Convert a name record into sortable and full/display versions. This default 557 * should be OK for simple record types. INDI/FAM records will need to redefine it. 558 * 559 * @param string $type 560 * @param string $value 561 * @param string $gedcom 562 * 563 * @return void 564 */ 565 protected function addName(string $type, string $value, string $gedcom): void 566 { 567 $this->getAllNames[] = [ 568 'type' => $type, 569 'sort' => preg_replace_callback('/([0-9]+)/', static function (array $matches): string { 570 return str_pad($matches[0], 10, '0', STR_PAD_LEFT); 571 }, $value), 572 'full' => '<span dir="auto">' . e($value) . '</span>', 573 // This is used for display 574 'fullNN' => $value, 575 // This goes into the database 576 ]; 577 } 578 579 /** 580 * Get all the names of a record, including ROMN, FONE and _HEB alternatives. 581 * Records without a name (e.g. FAM) will need to redefine this function. 582 * Parameters: the level 1 fact containing the name. 583 * Return value: an array of name structures, each containing 584 * ['type'] = the gedcom fact, e.g. NAME, TITL, FONE, _HEB, etc. 585 * ['full'] = the name as specified in the record, e.g. 'Vincent van Gogh' or 'John Unknown' 586 * ['sort'] = a sortable version of the name (not for display), e.g. 'Gogh, Vincent' or '@N.N., John' 587 * 588 * @param int $level 589 * @param string $fact_type 590 * @param Collection $facts 591 * 592 * @return void 593 */ 594 protected function extractNamesFromFacts(int $level, string $fact_type, Collection $facts): void 595 { 596 $sublevel = $level + 1; 597 $subsublevel = $sublevel + 1; 598 foreach ($facts as $fact) { 599 if (preg_match_all("/^{$level} ({$fact_type}) (.+)((\n[{$sublevel}-9].+)*)/m", $fact->gedcom(), $matches, PREG_SET_ORDER)) { 600 foreach ($matches as $match) { 601 // Treat 1 NAME / 2 TYPE married the same as _MARNM 602 if ($match[1] === 'NAME' && strpos($match[3], "\n2 TYPE married") !== false) { 603 $this->addName('_MARNM', $match[2], $fact->gedcom()); 604 } else { 605 $this->addName($match[1], $match[2], $fact->gedcom()); 606 } 607 if ($match[3] && preg_match_all("/^{$sublevel} (ROMN|FONE|_\w+) (.+)((\n[{$subsublevel}-9].+)*)/m", $match[3], $submatches, PREG_SET_ORDER)) { 608 foreach ($submatches as $submatch) { 609 $this->addName($submatch[1], $submatch[2], $match[3]); 610 } 611 } 612 } 613 } 614 } 615 } 616 617 /** 618 * Default for "other" object types 619 * 620 * @return void 621 */ 622 public function extractNames(): void 623 { 624 $this->addName(static::RECORD_TYPE, $this->getFallBackName(), ''); 625 } 626 627 /** 628 * Derived classes should redefine this function, otherwise the object will have no name 629 * 630 * @return string[][] 631 */ 632 public function getAllNames(): array 633 { 634 if ($this->getAllNames === null) { 635 $this->getAllNames = []; 636 if ($this->canShowName()) { 637 // Ask the record to extract its names 638 $this->extractNames(); 639 // No name found? Use a fallback. 640 if (!$this->getAllNames) { 641 $this->addName(static::RECORD_TYPE, $this->getFallBackName(), ''); 642 } 643 } else { 644 $this->addName(static::RECORD_TYPE, I18N::translate('Private'), ''); 645 } 646 } 647 648 return $this->getAllNames; 649 } 650 651 /** 652 * If this object has no name, what do we call it? 653 * 654 * @return string 655 */ 656 public function getFallBackName(): string 657 { 658 return e($this->xref()); 659 } 660 661 /** 662 * Which of the (possibly several) names of this record is the primary one. 663 * 664 * @return int 665 */ 666 public function getPrimaryName(): int 667 { 668 static $language_script; 669 670 if ($language_script === null) { 671 $language_script = I18N::languageScript(WT_LOCALE); 672 } 673 674 if ($this->getPrimaryName === null) { 675 // Generally, the first name is the primary one.... 676 $this->getPrimaryName = 0; 677 // ...except when the language/name use different character sets 678 foreach ($this->getAllNames() as $n => $name) { 679 if (I18N::textScript($name['sort']) === $language_script) { 680 $this->getPrimaryName = $n; 681 break; 682 } 683 } 684 } 685 686 return $this->getPrimaryName; 687 } 688 689 /** 690 * Which of the (possibly several) names of this record is the secondary one. 691 * 692 * @return int 693 */ 694 public function getSecondaryName(): int 695 { 696 if ($this->getSecondaryName === null) { 697 // Generally, the primary and secondary names are the same 698 $this->getSecondaryName = $this->getPrimaryName(); 699 // ....except when there are names with different character sets 700 $all_names = $this->getAllNames(); 701 if (count($all_names) > 1) { 702 $primary_script = I18N::textScript($all_names[$this->getPrimaryName()]['sort']); 703 foreach ($all_names as $n => $name) { 704 if ($n !== $this->getPrimaryName() && $name['type'] !== '_MARNM' && I18N::textScript($name['sort']) !== $primary_script) { 705 $this->getSecondaryName = $n; 706 break; 707 } 708 } 709 } 710 } 711 712 return $this->getSecondaryName; 713 } 714 715 /** 716 * Allow the choice of primary name to be overidden, e.g. in a search result 717 * 718 * @param int|null $n 719 * 720 * @return void 721 */ 722 public function setPrimaryName(int $n = null): void 723 { 724 $this->getPrimaryName = $n; 725 $this->getSecondaryName = null; 726 } 727 728 /** 729 * Allow native PHP functions such as array_unique() to work with objects 730 * 731 * @return string 732 */ 733 public function __toString() 734 { 735 return $this->xref . '@' . $this->tree->id(); 736 } 737 738 /** 739 * /** 740 * Get variants of the name 741 * 742 * @return string 743 */ 744 public function fullName(): string 745 { 746 if ($this->canShowName()) { 747 $tmp = $this->getAllNames(); 748 749 return $tmp[$this->getPrimaryName()]['full']; 750 } 751 752 return I18N::translate('Private'); 753 } 754 755 /** 756 * Get a sortable version of the name. Do not display this! 757 * 758 * @return string 759 */ 760 public function sortName(): string 761 { 762 // The sortable name is never displayed, no need to call canShowName() 763 $tmp = $this->getAllNames(); 764 765 return $tmp[$this->getPrimaryName()]['sort']; 766 } 767 768 /** 769 * Get the full name in an alternative character set 770 * 771 * @return string|null 772 */ 773 public function alternateName(): ?string 774 { 775 if ($this->canShowName() && $this->getPrimaryName() !== $this->getSecondaryName()) { 776 $all_names = $this->getAllNames(); 777 778 return $all_names[$this->getSecondaryName()]['full']; 779 } 780 781 return null; 782 } 783 784 /** 785 * Format this object for display in a list 786 * 787 * @return string 788 */ 789 public function formatList(): string 790 { 791 $html = '<a href="' . e($this->url()) . '" class="list_item">'; 792 $html .= '<b>' . $this->fullName() . '</b>'; 793 $html .= $this->formatListDetails(); 794 $html .= '</a>'; 795 796 return $html; 797 } 798 799 /** 800 * This function should be redefined in derived classes to show any major 801 * identifying characteristics of this record. 802 * 803 * @return string 804 */ 805 public function formatListDetails(): string 806 { 807 return ''; 808 } 809 810 /** 811 * Extract/format the first fact from a list of facts. 812 * 813 * @param string[] $facts 814 * @param int $style 815 * 816 * @return string 817 */ 818 public function formatFirstMajorFact(array $facts, int $style): string 819 { 820 foreach ($this->facts($facts, true) as $event) { 821 // Only display if it has a date or place (or both) 822 if ($event->date()->isOK() && $event->place()->gedcomName() !== '') { 823 $joiner = ' — '; 824 } else { 825 $joiner = ''; 826 } 827 if ($event->date()->isOK() || $event->place()->gedcomName() !== '') { 828 switch ($style) { 829 case 1: 830 return '<br><em>' . $event->label() . ' ' . FunctionsPrint::formatFactDate($event, $this, false, false) . $joiner . FunctionsPrint::formatFactPlace($event) . '</em>'; 831 case 2: 832 return '<dl><dt class="label">' . $event->label() . '</dt><dd class="field">' . FunctionsPrint::formatFactDate($event, $this, false, false) . $joiner . FunctionsPrint::formatFactPlace($event) . '</dd></dl>'; 833 } 834 } 835 } 836 837 return ''; 838 } 839 840 /** 841 * Find individuals linked to this record. 842 * 843 * @param string $link 844 * 845 * @return Individual[] 846 */ 847 public function linkedIndividuals(string $link): array 848 { 849 $rows = DB::table('individuals') 850 ->join('link', static function (JoinClause $join): void { 851 $join->on('l_file', '=', 'i_file')->on('l_from', '=', 'i_id'); 852 }) 853 ->where('i_file', '=', $this->tree->id()) 854 ->where('l_type', '=', $link) 855 ->where('l_to', '=', $this->xref) 856 ->select(['i_id AS xref', 'i_gedcom AS gedcom']) 857 ->get(); 858 859 $list = []; 860 foreach ($rows as $row) { 861 $record = Individual::getInstance($row->xref, $this->tree, $row->gedcom); 862 if ($record->canShowName()) { 863 $list[] = $record; 864 } 865 } 866 867 return $list; 868 } 869 870 /** 871 * Find families linked to this record. 872 * 873 * @param string $link 874 * 875 * @return Family[] 876 */ 877 public function linkedFamilies(string $link): array 878 { 879 $rows = DB::table('families') 880 ->join('link', static function (JoinClause $join): void { 881 $join->on('l_file', '=', 'f_file')->on('l_from', '=', 'f_id'); 882 }) 883 ->where('f_file', '=', $this->tree->id()) 884 ->where('l_type', '=', $link) 885 ->where('l_to', '=', $this->xref) 886 ->select(['f_id AS xref', 'f_gedcom AS gedcom']) 887 ->get(); 888 889 $list = []; 890 foreach ($rows as $row) { 891 $record = Family::getInstance($row->xref, $this->tree, $row->gedcom); 892 if ($record->canShowName()) { 893 $list[] = $record; 894 } 895 } 896 897 return $list; 898 } 899 900 /** 901 * Find sources linked to this record. 902 * 903 * @param string $link 904 * 905 * @return Source[] 906 */ 907 public function linkedSources(string $link): array 908 { 909 $rows = DB::table('sources') 910 ->join('link', static function (JoinClause $join): void { 911 $join->on('l_file', '=', 's_file')->on('l_from', '=', 's_id'); 912 }) 913 ->where('s_file', '=', $this->tree->id()) 914 ->where('l_type', '=', $link) 915 ->where('l_to', '=', $this->xref) 916 ->select(['s_id AS xref', 's_gedcom AS gedcom']) 917 ->get(); 918 919 $list = []; 920 foreach ($rows as $row) { 921 $record = Source::getInstance($row->xref, $this->tree, $row->gedcom); 922 if ($record->canShowName()) { 923 $list[] = $record; 924 } 925 } 926 927 return $list; 928 } 929 930 /** 931 * Find media objects linked to this record. 932 * 933 * @param string $link 934 * 935 * @return Media[] 936 */ 937 public function linkedMedia(string $link): array 938 { 939 $rows = DB::table('media') 940 ->join('link', static function (JoinClause $join): void { 941 $join->on('l_file', '=', 'm_file')->on('l_from', '=', 'm_id'); 942 }) 943 ->where('m_file', '=', $this->tree->id()) 944 ->where('l_type', '=', $link) 945 ->where('l_to', '=', $this->xref) 946 ->select(['m_id AS xref', 'm_gedcom AS gedcom']) 947 ->get(); 948 949 $list = []; 950 foreach ($rows as $row) { 951 $record = Media::getInstance($row->xref, $this->tree, $row->gedcom); 952 if ($record->canShowName()) { 953 $list[] = $record; 954 } 955 } 956 957 return $list; 958 } 959 960 /** 961 * Find notes linked to this record. 962 * 963 * @param string $link 964 * 965 * @return Note[] 966 */ 967 public function linkedNotes(string $link): array 968 { 969 $rows = DB::table('other') 970 ->join('link', static function (JoinClause $join): void { 971 $join->on('l_file', '=', 'o_file')->on('l_from', '=', 'o_id'); 972 }) 973 ->where('o_file', '=', $this->tree->id()) 974 ->where('o_type', '=', 'NOTE') 975 ->where('l_type', '=', $link) 976 ->where('l_to', '=', $this->xref) 977 ->select(['o_id AS xref', 'o_gedcom AS gedcom']) 978 ->get(); 979 980 $list = []; 981 foreach ($rows as $row) { 982 $record = Note::getInstance($row->xref, $this->tree, $row->gedcom); 983 if ($record->canShowName()) { 984 $list[] = $record; 985 } 986 } 987 988 return $list; 989 } 990 991 /** 992 * Find repositories linked to this record. 993 * 994 * @param string $link 995 * 996 * @return Repository[] 997 */ 998 public function linkedRepositories(string $link): array 999 { 1000 $rows = DB::table('other') 1001 ->join('link', static function (JoinClause $join): void { 1002 $join->on('l_file', '=', 'o_file')->on('l_from', '=', 'o_id'); 1003 }) 1004 ->where('o_file', '=', $this->tree->id()) 1005 ->where('o_type', '=', 'REPO') 1006 ->where('l_type', '=', $link) 1007 ->where('l_to', '=', $this->xref) 1008 ->select(['o_id AS xref', 'o_gedcom AS gedcom']) 1009 ->get(); 1010 1011 $list = []; 1012 foreach ($rows as $row) { 1013 $record = Repository::getInstance($row->xref, $this->tree, $row->gedcom); 1014 if ($record->canShowName()) { 1015 $list[] = $record; 1016 } 1017 } 1018 1019 return $list; 1020 } 1021 1022 /** 1023 * Get all attributes (e.g. DATE or PLAC) from an event (e.g. BIRT or MARR). 1024 * This is used to display multiple events on the individual/family lists. 1025 * Multiple events can exist because of uncertainty in dates, dates in different 1026 * calendars, place-names in both latin and hebrew character sets, etc. 1027 * It also allows us to combine dates/places from different events in the summaries. 1028 * 1029 * @param string[] $events 1030 * 1031 * @return Date[] 1032 */ 1033 public function getAllEventDates(array $events): array 1034 { 1035 $dates = []; 1036 foreach ($this->facts($events) as $event) { 1037 if ($event->date()->isOK()) { 1038 $dates[] = $event->date(); 1039 } 1040 } 1041 1042 return $dates; 1043 } 1044 1045 /** 1046 * Get all the places for a particular type of event 1047 * 1048 * @param string[] $events 1049 * 1050 * @return Place[] 1051 */ 1052 public function getAllEventPlaces(array $events): array 1053 { 1054 $places = []; 1055 foreach ($this->facts($events) as $event) { 1056 if (preg_match_all('/\n(?:2 PLAC|3 (?:ROMN|FONE|_HEB)) +(.+)/', $event->gedcom(), $ged_places)) { 1057 foreach ($ged_places[1] as $ged_place) { 1058 $places[] = new Place($ged_place, $this->tree); 1059 } 1060 } 1061 } 1062 1063 return $places; 1064 } 1065 1066 /** 1067 * The facts and events for this record. 1068 * 1069 * @param string[] $filter 1070 * @param bool $sort 1071 * @param int|null $access_level 1072 * @param bool $override Include private records, to allow us to implement $SHOW_PRIVATE_RELATIONSHIPS and $SHOW_LIVING_NAMES. 1073 * 1074 * @return Collection 1075 * @return Fact[] 1076 */ 1077 public function facts(array $filter = [], bool $sort = false, int $access_level = null, bool $override = false): Collection 1078 { 1079 if ($access_level === null) { 1080 $access_level = Auth::accessLevel($this->tree); 1081 } 1082 1083 $facts = new Collection(); 1084 if ($this->canShow($access_level) || $override) { 1085 foreach ($this->facts as $fact) { 1086 if (($filter === [] || in_array($fact->getTag(), $filter)) && $fact->canShow($access_level)) { 1087 $facts->push($fact); 1088 } 1089 } 1090 } 1091 1092 if ($sort) { 1093 $facts = Fact::sortFacts($facts); 1094 } 1095 1096 return new Collection($facts); 1097 } 1098 1099 /** 1100 * Get the last-change timestamp for this record 1101 * 1102 * @return Carbon 1103 */ 1104 public function lastChangeTimestamp(): Carbon 1105 { 1106 /** @var Fact|null $chan */ 1107 $chan = $this->facts(['CHAN'])->first(); 1108 1109 if ($chan instanceof Fact) { 1110 // The record does have a CHAN event 1111 $d = $chan->date()->minimumDate(); 1112 1113 if (preg_match('/\n3 TIME (\d\d):(\d\d):(\d\d)/', $chan->gedcom(), $match)) { 1114 return Carbon::create($d->year(), $d->month(), $d->day(), (int) $match[1], (int) $match[2], (int) $match[3]); 1115 } 1116 1117 if (preg_match('/\n3 TIME (\d\d):(\d\d)/', $chan->gedcom(), $match)) { 1118 return Carbon::create($d->year(), $d->month(), $d->day(), (int) $match[1], (int) $match[2]); 1119 } 1120 1121 return Carbon::create($d->year(), $d->month(), $d->day()); 1122 } 1123 1124 // The record does not have a CHAN event 1125 return Carbon::createFromTimestamp(0); 1126 } 1127 1128 /** 1129 * Get the last-change user for this record 1130 * 1131 * @return string 1132 */ 1133 public function lastChangeUser(): string 1134 { 1135 $chan = $this->facts(['CHAN'])->first(); 1136 1137 if ($chan === null) { 1138 return I18N::translate('Unknown'); 1139 } 1140 1141 $chan_user = $chan->attribute('_WT_USER'); 1142 if ($chan_user === '') { 1143 return I18N::translate('Unknown'); 1144 } 1145 1146 return $chan_user; 1147 } 1148 1149 /** 1150 * Add a new fact to this record 1151 * 1152 * @param string $gedcom 1153 * @param bool $update_chan 1154 * 1155 * @return void 1156 */ 1157 public function createFact(string $gedcom, bool $update_chan): void 1158 { 1159 $this->updateFact('', $gedcom, $update_chan); 1160 } 1161 1162 /** 1163 * Delete a fact from this record 1164 * 1165 * @param string $fact_id 1166 * @param bool $update_chan 1167 * 1168 * @return void 1169 */ 1170 public function deleteFact(string $fact_id, bool $update_chan): void 1171 { 1172 $this->updateFact($fact_id, '', $update_chan); 1173 } 1174 1175 /** 1176 * Replace a fact with a new gedcom data. 1177 * 1178 * @param string $fact_id 1179 * @param string $gedcom 1180 * @param bool $update_chan 1181 * 1182 * @return void 1183 * @throws Exception 1184 */ 1185 public function updateFact(string $fact_id, string $gedcom, bool $update_chan): void 1186 { 1187 // MSDOS line endings will break things in horrible ways 1188 $gedcom = preg_replace('/[\r\n]+/', "\n", $gedcom); 1189 $gedcom = trim($gedcom); 1190 1191 if ($this->pending === '') { 1192 throw new Exception('Cannot edit a deleted record'); 1193 } 1194 if ($gedcom !== '' && !preg_match('/^1 ' . Gedcom::REGEX_TAG . '/', $gedcom)) { 1195 throw new Exception('Invalid GEDCOM data passed to GedcomRecord::updateFact(' . $gedcom . ')'); 1196 } 1197 1198 if ($this->pending) { 1199 $old_gedcom = $this->pending; 1200 } else { 1201 $old_gedcom = $this->gedcom; 1202 } 1203 1204 // First line of record may contain data - e.g. NOTE records. 1205 [$new_gedcom] = explode("\n", $old_gedcom, 2); 1206 1207 // Replacing (or deleting) an existing fact 1208 foreach ($this->facts([], false, Auth::PRIV_HIDE) as $fact) { 1209 if (!$fact->isPendingDeletion()) { 1210 if ($fact->id() === $fact_id) { 1211 if ($gedcom !== '') { 1212 $new_gedcom .= "\n" . $gedcom; 1213 } 1214 $fact_id = 'NOT A VALID FACT ID'; // Only replace/delete one copy of a duplicate fact 1215 } elseif ($fact->getTag() !== 'CHAN' || !$update_chan) { 1216 $new_gedcom .= "\n" . $fact->gedcom(); 1217 } 1218 } 1219 } 1220 if ($update_chan) { 1221 $new_gedcom .= "\n1 CHAN\n2 DATE " . strtoupper(date('d M Y')) . "\n3 TIME " . date('H:i:s') . "\n2 _WT_USER " . Auth::user()->userName(); 1222 } 1223 1224 // Adding a new fact 1225 if ($fact_id === '') { 1226 $new_gedcom .= "\n" . $gedcom; 1227 } 1228 1229 if ($new_gedcom !== $old_gedcom) { 1230 // Save the changes 1231 DB::table('change')->insert([ 1232 'gedcom_id' => $this->tree->id(), 1233 'xref' => $this->xref, 1234 'old_gedcom' => $old_gedcom, 1235 'new_gedcom' => $new_gedcom, 1236 'user_id' => Auth::id(), 1237 ]); 1238 1239 $this->pending = $new_gedcom; 1240 1241 if (Auth::user()->getPreference('auto_accept')) { 1242 FunctionsImport::acceptAllChanges($this->xref, $this->tree); 1243 $this->gedcom = $new_gedcom; 1244 $this->pending = null; 1245 } 1246 } 1247 $this->parseFacts(); 1248 } 1249 1250 /** 1251 * Update this record 1252 * 1253 * @param string $gedcom 1254 * @param bool $update_chan 1255 * 1256 * @return void 1257 */ 1258 public function updateRecord(string $gedcom, bool $update_chan): void 1259 { 1260 // MSDOS line endings will break things in horrible ways 1261 $gedcom = preg_replace('/[\r\n]+/', "\n", $gedcom); 1262 $gedcom = trim($gedcom); 1263 1264 // Update the CHAN record 1265 if ($update_chan) { 1266 $gedcom = preg_replace('/\n1 CHAN(\n[2-9].*)*/', '', $gedcom); 1267 $gedcom .= "\n1 CHAN\n2 DATE " . date('d M Y') . "\n3 TIME " . date('H:i:s') . "\n2 _WT_USER " . Auth::user()->userName(); 1268 } 1269 1270 // Create a pending change 1271 DB::table('change')->insert([ 1272 'gedcom_id' => $this->tree->id(), 1273 'xref' => $this->xref, 1274 'old_gedcom' => $this->gedcom(), 1275 'new_gedcom' => $gedcom, 1276 'user_id' => Auth::id(), 1277 ]); 1278 1279 // Clear the cache 1280 $this->pending = $gedcom; 1281 1282 // Accept this pending change 1283 if (Auth::user()->getPreference('auto_accept')) { 1284 FunctionsImport::acceptAllChanges($this->xref, $this->tree); 1285 $this->gedcom = $gedcom; 1286 $this->pending = null; 1287 } 1288 1289 $this->parseFacts(); 1290 1291 Log::addEditLog('Update: ' . static::RECORD_TYPE . ' ' . $this->xref, $this->tree); 1292 } 1293 1294 /** 1295 * Delete this record 1296 * 1297 * @return void 1298 */ 1299 public function deleteRecord(): void 1300 { 1301 // Create a pending change 1302 if (!$this->isPendingDeletion()) { 1303 DB::table('change')->insert([ 1304 'gedcom_id' => $this->tree->id(), 1305 'xref' => $this->xref, 1306 'old_gedcom' => $this->gedcom(), 1307 'new_gedcom' => '', 1308 'user_id' => Auth::id(), 1309 ]); 1310 } 1311 1312 // Auto-accept this pending change 1313 if (Auth::user()->getPreference('auto_accept')) { 1314 FunctionsImport::acceptAllChanges($this->xref, $this->tree); 1315 } 1316 1317 // Clear the cache 1318 self::$gedcom_record_cache = []; 1319 self::$pending_record_cache = []; 1320 1321 Log::addEditLog('Delete: ' . static::RECORD_TYPE . ' ' . $this->xref, $this->tree); 1322 } 1323 1324 /** 1325 * Remove all links from this record to $xref 1326 * 1327 * @param string $xref 1328 * @param bool $update_chan 1329 * 1330 * @return void 1331 */ 1332 public function removeLinks(string $xref, bool $update_chan): void 1333 { 1334 $value = '@' . $xref . '@'; 1335 1336 foreach ($this->facts() as $fact) { 1337 if ($fact->value() === $value) { 1338 $this->deleteFact($fact->id(), $update_chan); 1339 } elseif (preg_match_all('/\n(\d) ' . Gedcom::REGEX_TAG . ' ' . $value . '/', $fact->gedcom(), $matches, PREG_SET_ORDER)) { 1340 $gedcom = $fact->gedcom(); 1341 foreach ($matches as $match) { 1342 $next_level = $match[1] + 1; 1343 $next_levels = '[' . $next_level . '-9]'; 1344 $gedcom = preg_replace('/' . $match[0] . '(\n' . $next_levels . '.*)*/', '', $gedcom); 1345 } 1346 $this->updateFact($fact->id(), $gedcom, $update_chan); 1347 } 1348 } 1349 } 1350 1351 /** 1352 * Fetch XREFs of all records linked to a record - when deleting an object, we must 1353 * also delete all links to it. 1354 * 1355 * @return GedcomRecord[] 1356 */ 1357 public function linkingRecords(): array 1358 { 1359 $union = DB::table('change') 1360 ->where('gedcom_id', '=', $this->tree()->id()) 1361 ->whereContains('new_gedcom', '@' . $this->xref() . '@') 1362 ->where('new_gedcom', 'NOT LIKE', '0 @' . $this->xref() . '@%') 1363 ->select(['xref']); 1364 1365 $xrefs = DB::table('link') 1366 ->where('l_file', '=', $this->tree()->id()) 1367 ->where('l_to', '=', $this->xref()) 1368 ->select('l_from') 1369 ->union($union) 1370 ->pluck('l_from'); 1371 1372 return $xrefs->map(function (string $xref): GedcomRecord { 1373 return GedcomRecord::getInstance($xref, $this->tree); 1374 })->all(); 1375 } 1376} 1377