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<?php
// Controller for the timeline chart
//
// webtrees: Web based Family History software
// Copyright (C) 2014 webtrees development team.
//
// Derived from PhpGedView
// Copyright (C) 2002 to 2009 PGV Development Team. All rights reserved.
//
// 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 2 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, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
class WT_Controller_Timeline extends WT_Controller_Page {
var $bheight = 30;
var $placements = array();
var $indifacts = array(); // array to store the fact records in for sorting and displaying
var $birthyears = array();
var $birthmonths = array();
var $birthdays = array();
var $baseyear = 0;
var $topyear = 0;
var $pids = array();
var $people = array();
var $pidlinks = '';
var $scale = 2;
// GEDCOM elements that may have DATE data, but should not be displayed
private $nonfacts = array('BAPL', 'ENDL', 'SLGC', 'SLGS', '_TODO', 'CHAN');
function __construct() {
parent::__construct();
$this->setPageTitle(WT_I18N::translate('Timeline'));
$this->baseyear = (int)date('Y');
// new pid
$newpid = WT_Filter::get('newpid', WT_REGEX_XREF);
// pids array
$this->pids = WT_Filter::getArray('pids', WT_REGEX_XREF);
// make sure that arrays are indexed by numbers
$this->pids = array_values($this->pids);
if (!empty($newpid) && !in_array($newpid, $this->pids)) {
$this->pids[] = $newpid;
}
if (count($this->pids) == 0) {
$this->pids[] = $this->getSignificantIndividual()->getXref();
}
$remove = WT_Filter::get('remove', WT_REGEX_XREF);
// cleanup user input
$newpids = array();
foreach ($this->pids as $value) {
if ($value != $remove) {
$newpids[] = $value;
$person = WT_Individual::getInstance($value);
if ($person) {
$this->people[] = $person;
}
}
}
$this->pids = $newpids;
$this->pidlinks = '';
foreach ($this->people as $indi) {
if (!is_null($indi) && $indi->canShow()) {
// setup string of valid pids for links
$this->pidlinks .= 'pids%5B%5D=' . $indi->getXref() . '&';
$bdate = $indi->getBirthDate();
if ($bdate->isOK()) {
$date = new WT_Date_Gregorian($bdate->MinDate()->minJD);
$this->birthyears [$indi->getXref()] = $date->y;
$this->birthmonths[$indi->getXref()] = max(1, $date->m);
$this->birthdays [$indi->getXref()] = max(1, $date->d);
}
// find all the fact information
$facts = $indi->getFacts();
foreach ($indi->getSpouseFamilies() as $family) {
foreach ($family->getFacts() as $fact) {
$facts[] = $fact;
}
}
foreach ($facts as $event) {
// get the fact type
$fact = $event->getTag();
if (!in_array($fact, $this->nonfacts)) {
// check for a date
$date = $event->getDate();
if ($date->isOK()) {
$date = new WT_Date_Gregorian($date->MinDate()->minJD);
$this->baseyear = min($this->baseyear, $date->y);
$this->topyear = max($this->topyear, $date->y);
if (!$indi->isDead()) {
$this->topyear = max($this->topyear, (int)date('Y'));
}
// do not add the same fact twice (prevents marriages from being added multiple times)
if (!in_array($event, $this->indifacts, true)) {
$this->indifacts[] = $event;
}
}
}
}
}
}
$scale = WT_Filter::getInteger('scale', 0, 200);
if ($scale === 0) {
$this->scale = (int)(($this->topyear - $this->baseyear) / 20 * count($this->indifacts) / 4);
if ($this->scale < 6) {
$this->scale = 6;
}
} else {
$this->scale = $scale;
}
if ($this->scale < 2) {
$this->scale = 2;
}
$this->baseyear -= 5;
$this->topyear += 5;
}
function print_time_fact(WT_Fact $event) {
global $basexoffset, $baseyoffset, $factcount, $TEXT_DIRECTION, $WT_IMAGES, $placements;
$desc = $event->getValue();
// check if this is a family fact
$gdate = $event->getDate();
$date = $gdate->MinDate();
$date = $date->convertToCalendar('gregorian');
$year = $date->y;
$month = max(1, $date->m);
$day = max(1, $date->d);
$xoffset = $basexoffset + 22;
$yoffset = $baseyoffset + (($year - $this->baseyear) * $this->scale) - ($this->scale);
$yoffset = $yoffset + (($month / 12) * $this->scale);
$yoffset = $yoffset + (($day / 30) * ($this->scale / 12));
$yoffset = (int)($yoffset);
$place = (int)($yoffset / $this->bheight);
$i = 1;
$j = 0;
$tyoffset = 0;
while (isset($placements[$place])) {
if ($i === $j) {
$tyoffset = $this->bheight * $i;
$i++;
} else {
$tyoffset = -1 * $this->bheight * $j;
$j++;
}
$place = (int)(($yoffset + $tyoffset) / ($this->bheight));
}
$yoffset += $tyoffset;
$xoffset += abs($tyoffset);
$placements[$place] = $yoffset;
echo "<div id=\"fact$factcount\" style=\"position:absolute; " . ($TEXT_DIRECTION == "ltr" ? "left: " . ($xoffset) : "right: " . ($xoffset)) . "px; top:" . ($yoffset) . "px; font-size: 8pt; height: " . ($this->bheight) . "px;\" onmousedown=\"factMouseDown(this, '" . $factcount . "', " . ($yoffset - $tyoffset) . ");\">";
echo "<table cellspacing=\"0\" cellpadding=\"0\" border=\"0\" style=\"cursor: hand;\"><tr><td>";
echo "<img src=\"" . $WT_IMAGES["hline"] . "\" name=\"boxline$factcount\" id=\"boxline$factcount\" height=\"3\" align=\"left\" width=\"10\" alt=\"\" style=\"padding-";
if ($TEXT_DIRECTION == 'ltr') {
echo 'left: 3px;">';
} else {
echo 'right: 3px;">';
}
$col = array_search($event->getParent(), $this->people);
if ($col === false) {
// Marriage event - use the color of the husband
$col = array_search($event->getParent()->getHusband(), $this->people);
}
if ($col === false) {
// Marriage event - use the color of the wife
$col = array_search($event->getParent()->getWife(), $this->people);
}
$col = $col % 6;
echo '</td><td valign="top" class="person' . $col . '">';
if (count($this->pids) > 6) {
echo $event->getParent()->getFullName() . ' — ';
}
$record = $event->getParent();
echo $event->getLabel();
echo ' — ';
if ($record instanceof WT_Individual) {
echo format_fact_date($event, $record, false, false);
} elseif ($record instanceof WT_Family) {
echo $gdate->display();
if ($record->getHusband() && $record->getHusband()->getBirthDate()->isOK()) {
$ageh = get_age_at_event(WT_Date::GetAgeGedcom($record->getHusband()->getBirthDate(), $gdate), false);
} else {
$ageh = null;
}
if ($record->getWife() && $record->getWife()->getBirthDate()->isOK()) {
$agew = get_age_at_event(WT_Date::GetAgeGedcom($record->getWife()->getBirthDate(), $gdate), false);
} else {
$agew = null;
}
if ($ageh && $agew) {
echo '<span class="age"> ', WT_I18N::translate('Husband’s age'), ' ', $ageh, ' ', WT_I18N::translate('Wife’s age'), ' ', $agew, '</span>';
} elseif ($ageh) {
echo '<span class="age"> ', WT_I18N::translate('Age'), ' ', $ageh, '</span>';
} elseif ($agew) {
echo '<span class="age"> ', WT_I18N::translate('Age'), ' ', $ageh, '</span>';
}
}
echo ' ' . WT_Filter::escapeHtml($desc);
if (!$event->getPlace()->isEmpty()) {
echo ' — ' . $event->getPlace()->getShortName();
}
// Print spouses names for family events
if ($event->getParent() instanceof WT_Family) {
echo ' — <a href="', $event->getParent()->getHtmlUrl(), '">', $event->getParent()->getFullName(), '</a>';
}
echo '</td></tr></table>';
echo '</div>';
if ($TEXT_DIRECTION === 'ltr') {
$img = 'dline2';
$ypos = '0%';
} else {
$img = 'dline';
$ypos = '100%';
}
$dyoffset = ($yoffset - $tyoffset) + $this->bheight / 3;
if ($tyoffset < 0) {
$dyoffset = $yoffset + $this->bheight / 3;
if ($TEXT_DIRECTION === 'ltr') {
$img = 'dline';
$ypos = '100%';
} else {
$img = 'dline2';
$ypos = '0%';
}
}
// Print the diagonal line
echo '<div id="dbox' . $factcount . '" style="position:absolute; ' . ($TEXT_DIRECTION == 'ltr' ? 'left: ' . ($basexoffset + 25) : 'right: ' . ($basexoffset + 25)) . 'px; top:' . ($dyoffset) . 'px; font-size: 8pt; height: ' . abs($tyoffset) . 'px; width: ' . abs($tyoffset) . 'px;';
echo ' background-image: url(\'' . $WT_IMAGES[$img] . '\');';
echo ' background-position: 0% ' . $ypos . ';">';
echo '</div>';
}
public function getSignificantIndividual() {
if ($this->pids) {
return WT_Individual::getInstance($this->pids[0]);
} else {
return parent::getSignificantIndividual();
}
}
}
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