/**
* To get HTTP Verb to be used for a binding based on the state of the
* RelatedEnd object holding the relationship.
*
* @param RelatedEnd $binding
* @return HttpVerb
*/
public function GetBindingHttpMethod($binding)
{
$property = new ReflectionProperty($binding->GetSourceResource(), $binding->GetSourceProperty());
$attributes = Utility::getAttributes($property);
$relationShip = $this->_context->GetRelationShip($attributes["Relationship"], $attributes["ToRole"]);
//SetLink
if ($relationShip == '0..1' || $relationShip == '1') {
//SetLink with target null
if ($binding->GetTargetResource() == null) {
return HttpVerb::DELETE;
}
return HttpVerb::PUT;
}
//DeleteLink
if (EntityStates::Deleted == $binding->State) {
return HttpVerb::DELETE;
}
//AddLink
return HttpVerb::POST;
}
/**
* To check the equality of two RelatedEnd instances.
*
* @param RelatedEnd $relatedEnd1
* @param RelatedEnd $relatedEnd2
* @Return bool if both ends are equal else false
*/
public static function Equals($relatedEnd1, $relatedEnd2)
{
$targetObjectID1 = $targetObjectID2 = '00000000-0000-0000-0000-000000000000';
if ($relatedEnd1->GetTargetResource() != null) {
$targetObjectID1 = $relatedEnd1->GetTargetResource()->getObjectID();
}
if ($relatedEnd2->GetTargetResource() != null) {
$targetObjectID2 = $relatedEnd2->GetTargetResource()->getObjectID();
}
if ($relatedEnd1->GetSourceResource()->getObjectID() == $relatedEnd2->GetSourceResource()->getObjectID() && $targetObjectID1 == $targetObjectID2 && $relatedEnd1->GetSourceProperty() == $relatedEnd2->GetSourceProperty()) {
return TRUE;
}
return FALSE;
}