/**
* Builds an array of persons to be placed in the descendancy tree.
*
* @param \Gedcomx\Gedcomx $gx
*
* @return \Gedcomx\Rs\Client\Util\DescendancyNode|null
*/
protected function buildTree(Gedcomx $gx)
{
$root = null;
if ($gx->getPersons() != null && count($gx->getPersons()) > 0) {
$rootArray = array();
foreach ($gx->getPersons() as $person) {
if ($person->getDisplayExtension() != null && $person->getDisplayExtension()->getDescendancyNumber() != null) {
$number = $person->getDisplayExtension()->getDescendancyNumber();
$spouse = substr($number, -2) === "-S" || substr($number, -2) === "-s";
if ($spouse) {
$number = substr($number, 0, strlen($number) - 2);
}
$coordinates = $this->parseCoordinates($number);
$current =& $rootArray;
$i = 0;
$node = null;
while ($current !== null) {
$coordinate = $coordinates[$i];
while (count($current) < $coordinate) {
array_push($current, null);
}
$node = $current[$coordinate - 1];
if ($node == null) {
$node = new DescendancyNode();
$current[$coordinate - 1] = $node;
}
unset($current);
if (++$i < count($coordinates)) {
//if we still have another generation to descend, make sure the list is initialized.
$children =& $node->Children;
if ($children == null) {
$children = array();
$node->Children = $children;
}
$current =& $children;
} else {
$current = null;
}
}
if ($spouse) {
$node->Spouse = $person;
} else {
$node->Person = $person;
}
}
}
if (count($rootArray) > 0) {
$root = $rootArray[0];
}
}
return $root;
}
/**
* Return all the link objects for embedded resources
*
* @param Gedcomx $entity
*
* @return array
*/
public function loadEmbeddedLinks(Gedcomx $entity)
{
$embeddedLinks = array();
$embeddedRels = $this->getEmbeddedLinkRels();
$persons = $entity->getPersons();
if ($persons != null) {
foreach ($persons as $person) {
foreach ($embeddedRels as $rel) {
$link = $person->getLink($rel);
if ($link != null) {
$embeddedLinks[] = $link;
}
}
}
}
$relationships = $entity->getRelationships();
if ($relationships != null) {
foreach ($relationships as $relationship) {
foreach ($embeddedRels as $rel) {
$link = $relationship->getLink($rel);
if ($link != null) {
$embeddedLinks[] = $link;
}
}
}
}
return $embeddedLinks;
}
/**
* Builds an array of persons to be placed in the ancestry tree.
*
* @param \Gedcomx\Gedcomx $gx
*
* @return array
*/
protected function buildArray(Gedcomx $gx)
{
$this->ancestry = array();
if ($gx->getPersons() != null) {
foreach ($gx->getPersons() as $person) {
$display = $person->getDisplayExtension();
if ($display && $display->getAscendancyNumber()) {
try {
$number = (int) $display->getAscendancyNumber();
while (count($this->ancestry) < $number) {
array_push($this->ancestry, null);
}
$this->ancestry[$number - 1] = $person;
} catch (NumberFormatException $e) {
//fall through...
}
}
}
}
return $this->ancestry;
}
