/**
* Startup activity
*/
public function __construct()
{
global $WT_TREE;
parent::__construct();
$this->setPageTitle(I18N::translate('Timeline'));
$this->baseyear = (int) date('Y');
$pids = Filter::getArray('pids', WT_REGEX_XREF);
$remove = Filter::get('remove', WT_REGEX_XREF);
foreach (array_unique($pids) as $pid) {
if ($pid !== $remove) {
$person = Individual::getInstance($pid, $WT_TREE);
if ($person && $person->canShow()) {
$this->people[] = $person;
}
}
}
$this->pidlinks = '';
foreach ($this->people as $indi) {
// setup string of valid pids for links
$this->pidlinks .= 'pids%5B%5D=' . $indi->getXref() . '&';
$bdate = $indi->getBirthDate();
if ($bdate->isOK()) {
$date = new GregorianDate($bdate->minimumJulianDay());
$this->birthyears[$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()) {
$date = new GregorianDate($date->minimumJulianDay());
$this->baseyear = min($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;
}
}
}
}
}
$scale = Filter::getInteger('scale', 0, 200);
if ($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;
}
$xtitle = $xtitle . I18N::translate(' per time period');
}
//-- reset the data array
for ($i = 0; $i < $zmax; $i++) {
for ($j = 0; $j < $xmax; $j++) {
$ydata[$i][$j] = 0;
}
}
$total = age_at_first_marriage($z_axis, $z_boundaries, $stats);
$hstr = $title . '|' . I18N::translate('Counts ') . ' ' . I18N::number($total) . ' ' . I18N::translate('of') . ' ' . $stats->totalIndividuals();
my_plot($hstr, $xdata, $xtitle, $ydata, $ytitle, $legend);
break;
case '21':
$monthdata = array();
for ($i = 0; $i < 12; ++$i) {
$monthdata[$i] = GregorianDate::monthNameNominativeCase($i + 1, false);
}
$xgiven = false;
$zgiven = false;
$title = I18N::translate('Number of children');
$xtitle = I18N::translate('children');
$ytitle = I18N::translate('numbers');
$boundaries_x_axis = Filter::get('x-axis-boundaries-numbers');
$boundaries_z_axis = Filter::get('z-axis-boundaries-periods', null, '0');
calculate_axis($boundaries_x_axis);
if ($z_axis !== 300 && $z_axis !== 301) {
calculate_legend($boundaries_z_axis);
}
$percentage = false;
if ($y_axis === 201) {
$percentage = false;
