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webtrees_ynh/sources/app/Fact.php

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<?php
/**
* webtrees: online genealogy
* Copyright (C) 2016 webtrees development team
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace Fisharebest\Webtrees;
use Fisharebest\Webtrees\Functions\FunctionsPrint;
/**
* A GEDCOM fact or event object.
*/
class Fact {
/** @var string Unique identifier for this fact (currently implemented as a hash of the raw data). */
private $fact_id;
/** @var GedcomRecord The GEDCOM record from which this fact is taken */
private $parent;
/** @var string The raw GEDCOM data for this fact */
private $gedcom;
/** @var string The GEDCOM tag for this record */
private $tag;
/** @var bool Is this a recently deleted fact, pending approval? */
private $pending_deletion = false;
/** @var bool Is this a recently added fact, pending approval? */
private $pending_addition = false;
/** @var Date The date of this fact, from the “2 DATE …” attribute */
private $date;
/** @var Place The place of this fact, from the “2 PLAC …” attribute */
private $place;
/** @var int Temporary(!) variable Used by Functions::sortFacts() */
public $sortOrder;
/**
* Create an event object from a gedcom fragment.
* We need the parent object (to check privacy) and a (pseudo) fact ID to
* identify the fact within the record.
*
* @param string $gedcom
* @param GedcomRecord $parent
* @param string $fact_id
*
* @throws \InvalidArgumentException
*/
public function __construct($gedcom, GedcomRecord $parent, $fact_id) {
if (preg_match('/^1 (' . WT_REGEX_TAG . ')/', $gedcom, $match)) {
$this->gedcom = $gedcom;
$this->parent = $parent;
$this->fact_id = $fact_id;
$this->tag = $match[1];
} else {
throw new \InvalidArgumentException('Invalid GEDCOM data passed to Fact::_construct(' . $gedcom . ')');
}
}
/**
* Get the value of level 1 data in the fact
* Allow for multi-line values
*
* @return string|null
*/
public function getValue() {
if (preg_match('/^1 (?:' . $this->tag . ') ?(.*(?:(?:\n2 CONT ?.*)*))/', $this->gedcom, $match)) {
return preg_replace("/\n2 CONT ?/", "\n", $match[1]);
} else {
return null;
}
}
/**
* Get the record to which this fact links
*
* @return Individual|Family|Source|Repository|Media|Note|null
*/
public function getTarget() {
$xref = trim($this->getValue(), '@');
switch ($this->tag) {
case 'FAMC':
case 'FAMS':
return Family::getInstance($xref, $this->getParent()->getTree());
case 'HUSB':
case 'WIFE':
case 'CHIL':
return Individual::getInstance($xref, $this->getParent()->getTree());
case 'SOUR':
return Source::getInstance($xref, $this->getParent()->getTree());
case 'OBJE':
return Media::getInstance($xref, $this->getParent()->getTree());
case 'REPO':
return Repository::getInstance($xref, $this->getParent()->getTree());
case 'NOTE':
return Note::getInstance($xref, $this->getParent()->getTree());
default:
return GedcomRecord::getInstance($xref, $this->getParent()->getTree());
}
}
/**
* Get the value of level 2 data in the fact
*
* @param string $tag
*
* @return string|null
*/
public function getAttribute($tag) {
if (preg_match('/\n2 (?:' . $tag . ') ?(.*(?:(?:\n3 CONT ?.*)*)*)/', $this->gedcom, $match)) {
return preg_replace("/\n3 CONT ?/", "\n", $match[1]);
} else {
return null;
}
}
/**
* Do the privacy rules allow us to display this fact to the current user
*
* @param int|null $access_level
*
* @return bool
*/
public function canShow($access_level = null) {
if ($access_level === null) {
$access_level = Auth::accessLevel($this->getParent()->getTree());
}
// Does this record have an explicit RESN?
if (strpos($this->gedcom, "\n2 RESN confidential")) {
return Auth::PRIV_NONE >= $access_level;
}
if (strpos($this->gedcom, "\n2 RESN privacy")) {
return Auth::PRIV_USER >= $access_level;
}
if (strpos($this->gedcom, "\n2 RESN none")) {
return true;
}
// Does this record have a default RESN?
$xref = $this->parent->getXref();
$fact_privacy = $this->parent->getTree()->getFactPrivacy();
$individual_fact_privacy = $this->parent->getTree()->getIndividualFactPrivacy();
if (isset($individual_fact_privacy[$xref][$this->tag])) {
return $individual_fact_privacy[$xref][$this->tag] >= $access_level;
}
if (isset($fact_privacy[$this->tag])) {
return $fact_privacy[$this->tag] >= $access_level;
}
// No restrictions - it must be public
return true;
}
/**
* Check whether this fact is protected against edit
*
* @return bool
*/
public function canEdit() {
// Managers can edit anything
// Members cannot edit RESN, CHAN and locked records
return
$this->parent->canEdit() && !$this->isPendingDeletion() && (
Auth::isManager($this->parent->getTree()) ||
Auth::isEditor($this->parent->getTree()) && strpos($this->gedcom, "\n2 RESN locked") === false && $this->getTag() != 'RESN' && $this->getTag() != 'CHAN'
);
}
/**
* The place where the event occured.
*
* @return Place
*/
public function getPlace() {
if ($this->place === null) {
$this->place = new Place($this->getAttribute('PLAC'), $this->getParent()->getTree());
}
return $this->place;
}
/**
* Get the date for this fact.
* We can call this function many times, especially when sorting,
* so keep a copy of the date.
*
* @return Date
*/
public function getDate() {
if ($this->date === null) {
$this->date = new Date($this->getAttribute('DATE'));
}
return $this->date;
}
/**
* The raw GEDCOM data for this fact
*
* @return string
*/
public function getGedcom() {
return $this->gedcom;
}
/**
* Get a (pseudo) primary key for this fact.
*
* @return string
*/
public function getFactId() {
return $this->fact_id;
}
// What sort of fact is this?
/**
* What is the tag (type) of this fact, such as BIRT, MARR or DEAT.
*
* @return string
*/
public function getTag() {
return $this->tag;
}
/**
* Used to convert a real fact (e.g. BIRT) into a close-relatives fact (e.g. _BIRT_CHIL)
*
* @param string $tag
*/
public function setTag($tag) {
$this->tag = $tag;
}
//
/**
* The Person/Family record where this Fact came from
*
* @return Individual|Family|Source|Repository|Media|Note|GedcomRecord
*/
public function getParent() {
return $this->parent;
}
/**
* Get the name of this fact type, for use as a label.
*
* @return string
*/
public function getLabel() {
switch ($this->tag) {
case 'EVEN':
case 'FACT':
if ($this->getAttribute('TYPE')) {
// Custom FACT/EVEN - with a TYPE
return I18N::translate(Filter::escapeHtml($this->getAttribute('TYPE')));
}
// no break - drop into next case
default:
return GedcomTag::getLabel($this->tag, $this->parent);
}
}
/**
* This is a newly deleted fact, pending approval.
*/
public function setPendingDeletion() {
$this->pending_deletion = true;
$this->pending_addition = false;
}
/**
* Is this a newly deleted fact, pending approval.
*
* @return bool
*/
public function isPendingDeletion() {
return $this->pending_deletion;
}
/**
* This is a newly added fact, pending approval.
*/
public function setPendingAddition() {
$this->pending_addition = true;
$this->pending_deletion = false;
}
/**
* Is this a newly added fact, pending approval.
*
* @return bool
*/
public function isPendingAddition() {
return $this->pending_addition;
}
/**
* Source citations linked to this fact
*
* @return string[]
*/
public function getCitations() {
preg_match_all('/\n(2 SOUR @(' . WT_REGEX_XREF . ')@(?:\n[3-9] .*)*)/', $this->getGedcom(), $matches, PREG_SET_ORDER);
$citations = array();
foreach ($matches as $match) {
$source = Source::getInstance($match[2], $this->getParent()->getTree());
if ($source->canShow()) {
$citations[] = $match[1];
}
}
return $citations;
}
/**
* Notes (inline and objects) linked to this fact
*
* @return string[]|Note[]
*/
public function getNotes() {
$notes = array();
preg_match_all('/\n2 NOTE ?(.*(?:\n3.*)*)/', $this->getGedcom(), $matches);
foreach ($matches[1] as $match) {
$note = preg_replace("/\n3 CONT ?/", "\n", $match);
if (preg_match('/@(' . WT_REGEX_XREF . ')@/', $note, $nmatch)) {
$note = Note::getInstance($nmatch[1], $this->getParent()->getTree());
if ($note && $note->canShow()) {
// A note object
$notes[] = $note;
}
} else {
// An inline note
$notes[] = $note;
}
}
return $notes;
}
/**
* Media objects linked to this fact
*
* @return Media[]
*/
public function getMedia() {
$media = array();
preg_match_all('/\n2 OBJE @(' . WT_REGEX_XREF . ')@/', $this->getGedcom(), $matches);
foreach ($matches[1] as $match) {
$obje = Media::getInstance($match, $this->getParent()->getTree());
if ($obje->canShow()) {
$media[] = $obje;
}
}
return $media;
}
/**
* A one-line summary of the fact - for charts, etc.
*
* @return string
*/
public function summary() {
$attributes = array();
$target = $this->getTarget();
if ($target) {
$attributes[] = $target->getFullName();
} else {
// Fact value
$value = $this->getValue();
if ($value !== '' && $value !== 'Y') {
$attributes[] = '<span dir="auto">' . Filter::escapeHtml($value) . '</span>';
}
// Fact date
$date = $this->getDate();
if ($date->isOK()) {
if (in_array($this->getTag(), explode('|', WT_EVENTS_BIRT)) && $this->getParent() instanceof Individual && $this->getParent()->getTree()->getPreference('SHOW_PARENTS_AGE')) {
$attributes[] = $date->display() . FunctionsPrint::formatParentsAges($this->getParent(), $date);
} else {
$attributes[] = $date->display();
}
}
// Fact place
if (!$this->getPlace()->isEmpty()) {
$attributes[] = $this->getPlace()->getShortName();
}
}
$class = 'fact_' . $this->getTag();
if ($this->isPendingAddition()) {
$class .= ' new';
} elseif ($this->isPendingDeletion()) {
$class .= ' old';
}
return
'<div class="' . $class . '">' .
/* I18N: a label/value pair, such as “Occupation: Farmer”. Some languages may need to change the punctuation. */
I18N::translate('<span class="label">%1$s:</span> <span class="field" dir="auto">%2$s</span>', $this->getLabel(), implode(' — ', $attributes)) .
'</div>';
}
/**
* Static Helper functions to sort events
*
* @param Fact $a Fact one
* @param Fact $b Fact two
*
* @return int
*/
public static function compareDate(Fact $a, Fact $b) {
if ($a->getDate()->isOK() && $b->getDate()->isOK()) {
// If both events have dates, compare by date
$ret = Date::compare($a->getDate(), $b->getDate());
if ($ret == 0) {
// If dates are the same, compare by fact type
$ret = self::compareType($a, $b);
// If the fact type is also the same, retain the initial order
if ($ret == 0) {
$ret = $a->sortOrder - $b->sortOrder;
}
}
return $ret;
} else {
// One or both events have no date - retain the initial order
return $a->sortOrder - $b->sortOrder;
}
}
/**
* Static method to compare two events by their type.
*
* @param Fact $a Fact one
* @param Fact $b Fact two
*
* @return int
*/
public static function compareType(Fact $a, Fact $b) {
global $factsort;
if (empty($factsort)) {
$factsort = array_flip(
array(
'BIRT',
'_HNM',
'ALIA', '_AKA', '_AKAN',
'ADOP', '_ADPF', '_ADPF',
'_BRTM',
'CHR', 'BAPM',
'FCOM',
'CONF',
'BARM', 'BASM',
'EDUC',
'GRAD',
'_DEG',
'EMIG', 'IMMI',
'NATU',
'_MILI', '_MILT',
'ENGA',
'MARB', 'MARC', 'MARL', '_MARI', '_MBON',
'MARR', 'MARR_CIVIL', 'MARR_RELIGIOUS', 'MARR_PARTNERS', 'MARR_UNKNOWN', '_COML',
'_STAT',
'_SEPR',
'DIVF',
'MARS',
'_BIRT_CHIL',
'DIV', 'ANUL',
'_BIRT_', '_MARR_', '_DEAT_', '_BURI_', // other events of close relatives
'CENS',
'OCCU',
'RESI',
'PROP',
'CHRA',
'RETI',
'FACT', 'EVEN',
'_NMR', '_NMAR', 'NMR',
'NCHI',
'WILL',
'_HOL',
'_????_',
'DEAT',
'_FNRL', 'CREM', 'BURI', '_INTE',
'_YART',
'_NLIV',
'PROB',
'TITL',
'COMM',
'NATI',
'CITN',
'CAST',
'RELI',
'SSN', 'IDNO',
'TEMP',
'SLGC', 'BAPL', 'CONL', 'ENDL', 'SLGS',
'ADDR', 'PHON', 'EMAIL', '_EMAIL', 'EMAL', 'FAX', 'WWW', 'URL', '_URL',
'FILE', // For media objects
'AFN', 'REFN', '_PRMN', 'REF', 'RIN', '_UID',
'OBJE', 'NOTE', 'SOUR',
'CHAN', '_TODO',
)
);
}
// Facts from same families stay grouped together
// Keep MARR and DIV from the same families from mixing with events from other FAMs
// Use the original order in which the facts were added
if ($a->parent instanceof Family && $b->parent instanceof Family && $a->parent !== $b->parent) {
return $a->sortOrder - $b->sortOrder;
}
$atag = $a->getTag();
$btag = $b->getTag();
// Events not in the above list get mapped onto one that is.
if (!array_key_exists($atag, $factsort)) {
if (preg_match('/^(_(BIRT|MARR|DEAT|BURI)_)/', $atag, $match)) {
$atag = $match[1];
} else {
$atag = "_????_";
}
}
if (!array_key_exists($btag, $factsort)) {
if (preg_match('/^(_(BIRT|MARR|DEAT|BURI)_)/', $btag, $match)) {
$btag = $match[1];
} else {
$btag = "_????_";
}
}
// - Don't let dated after DEAT/BURI facts sort non-dated facts before DEAT/BURI
// - Treat dated after BURI facts as BURI instead
if ($a->getAttribute('DATE') !== null && $factsort[$atag] > $factsort['BURI'] && $factsort[$atag] < $factsort['CHAN']) {
$atag = 'BURI';
}
if ($b->getAttribute('DATE') !== null && $factsort[$btag] > $factsort['BURI'] && $factsort[$btag] < $factsort['CHAN']) {
$btag = 'BURI';
}
$ret = $factsort[$atag] - $factsort[$btag];
// If facts are the same then put dated facts before non-dated facts
if ($ret == 0) {
if ($a->getAttribute('DATE') !== null && $b->getAttribute('DATE') === null) {
return -1;
}
if ($b->getAttribute('DATE') !== null && $a->getAttribute('DATE') === null) {
return 1;
}
// If no sorting preference, then keep original ordering
$ret = $a->sortOrder - $b->sortOrder;
}
return $ret;
}
/**
* Allow native PHP functions such as array_unique() to work with objects
*
* @return string
*/
public function __toString() {
return $this->fact_id . '@' . $this->parent->getXref();
}
}