/**
* Short description of method getImpToDelegateTo
*
* @access public
* @author Jerome Bogaerts, <*****@*****.**>
* @param Resource resource
* @param array params
* @return \core_kernel_persistence_ResourceInterface
*/
public function getImpToDelegateTo(\core_kernel_classes_Resource $resource, $params = array())
{
if (!isset(self::$ressourcesDelegatedTo[$resource->getUri()]) || PersistenceProxy::isForcedMode()) {
$impls = $this->getAvailableImpl($params);
foreach ($impls as $implName => $enable) {
// If the implementation is enabled && the resource exists in this context
if ($enable && $this->isValidContext($implName, $resource)) {
$implClass = self::$implClasses[$implName];
$reflectionMethod = new \ReflectionMethod($implClass, 'singleton');
$delegate = $reflectionMethod->invoke(null);
if (PersistenceProxy::isForcedMode()) {
return $delegate;
}
self::$ressourcesDelegatedTo[$resource->getUri()] = $delegate;
break;
}
}
}
return self::$ressourcesDelegatedTo[$resource->getUri()];
}
/**
* Retrieve the inplementation to delegate
*
* @access public
* @author Joel Bout, <*****@*****.**>
* @param Resource resource
* @param array params
* @return \core_kernel_persistence_ResourceInterface
*/
public function getImpToDelegateTo(core_kernel_classes_Resource $resource, $params = array())
{
$returnValue = null;
if (!isset(self::$ressourcesDelegatedTo[$resource->getUri()]) || PersistenceProxy::isForcedMode()) {
$impls = $this->getAvailableImpl($params);
foreach ($impls as $implName => $enable) {
// If the implementation is enabled && the resource exists in this context
if ($enable && $this->isValidContext($implName, $resource)) {
$implClass = self::$implClasses[$implName];
$reflectionMethod = new \ReflectionMethod($implClass, 'singleton');
$delegate = $reflectionMethod->invoke(null);
if (PersistenceProxy::isForcedMode()) {
return $delegate;
}
self::$ressourcesDelegatedTo[$resource->getUri()] = $delegate;
break;
}
}
}
if (isset(self::$ressourcesDelegatedTo[$resource->getUri()])) {
$returnValue = self::$ressourcesDelegatedTo[$resource->getUri()];
} else {
$errorMessage = "The resource with uri {$resource->getUri()} does not exist in the available implementation(s): ";
$i = 0;
foreach ($this->getAvailableImpl() as $name => $valid) {
if ($valid) {
if ($i > 0) {
$errorMessage .= ", ";
}
$errorMessage .= $name;
}
$i++;
}
throw new \core_kernel_persistence_Exception($errorMessage);
}
return $returnValue;
}
