public function __construct($type)
{
parent::__construct($type);
$entityName = substr($type, 1);
$this->repository = EntityRepository::init($entityName);
$this->entityKeys = $this->repository;
}
/**
* Set Entity links
* @param Bond\Entity\Base $entity
* @param string $link String descriptor of link. Eg, ItemLinkFile
* @param Bond\Entity\Container $new
*
* @return int The number of objects affected by this change.
*/
public static function set_links(Base $entity, $link, Container $new = null)
{
$repository = $entity->r();
if (!$repository->hasLink($link, $detail)) {
throw new EntityLinkException("Bad link `{$link}`");
}
if (is_null($new)) {
$new = new Container();
}
// check container is of the correct type
$class = $new->classGet();
$classUnqualified = get_unqualified_class($class);
if ($class and !in_array($classUnqualified, $detail->foreignEntities)) {
$foreignEntities = implode(', ', $detail->foreignEntities);
throw new EntityLinkException("Passed container is of type `{$classUnqualified}` and we need one of type(s) {$foreignEntities}");
}
// Build array key'd, $existing, like so
// array(
// spl_obj_hash( 'link' ) => spl_obj_hash( 'entity' )
// )
$existingLinks = $repository->linksGet($entity, $link, $classUnqualified, null, false);
$existing = array();
foreach ($existingLinks as $splHashLink => $link) {
$existing[$splHashLink] = spl_object_hash($link[$detail->refForeign[0]]);
}
$newKeys = array_keys($new->collection);
$newKeys = array();
$ordering = array();
$n = 0;
foreach ($new as $splHashEntity => $_) {
$newKeys[] = $splHashEntity;
$ordering[$splHashEntity] = $n++;
}
// operations
$toRemove = array_diff($existing, $newKeys);
$toAdd = array_diff($newKeys, $existing);
$unchanged = array_intersect($existing, $newKeys);
//
$numModified = 0;
// remove
while (list($splHashLink, ) = each($toRemove)) {
$existingLinks[$splHashLink][$detail->refSource[1]] = null;
$existingLinks[$splHashLink][$detail->refForeign[0]] = null;
$numModified++;
}
// add
$linkRepo = Repository::init($link);
foreach ($toAdd as $key) {
$link = $linkRepo->make();
$link[$detail->refSource[1]] = $entity;
$link[$detail->refForeign[0]] = $new[$key];
if (isset($detail->sortColumn)) {
$link[$detail->sortColumn] = $ordering[$key];
}
$numModified++;
}
if (isset($detail->sortColumn)) {
foreach ($unchanged as $linkKey => $entityKey) {
$numModified += $existingLinks[$linkKey]->set($detail->sortColumn, $ordering[$entityKey]) ? 1 : 0;
}
}
return $numModified;
}
/**
* Access to $instancesMaxAllowed
* @return int
*
*/
public function __get($key)
{
switch ($key) {
case 'instancesMaxAllowed':
return $this->{$key};
}
return parent::__get($key);
}
