We expect that ALL runtime expressions are regenerated during compiletime. This currently does not support adding of expressions. See shutdownObject()
/**
* Returns TRUE, if this privilege covers the given subject (join point)
*
* @param PrivilegeSubjectInterface $subject
* @return boolean
* @throws InvalidPrivilegeTypeException
*/
public function matchesSubject(PrivilegeSubjectInterface $subject)
{
if ($subject instanceof MethodPrivilegeSubject === false) {
throw new InvalidPrivilegeTypeException(sprintf('Privileges of type "%s" only support subjects of type "%s", but we got a subject of type: "%s".', MethodPrivilegeInterface::class, MethodPrivilegeSubject::class, get_class($subject)), 1416241148);
}
$this->initialize();
$joinPoint = $subject->getJoinPoint();
$methodIdentifier = strtolower($joinPoint->getClassName() . '->' . $joinPoint->getMethodName());
if (isset(static::$methodPermissions[$methodIdentifier][$this->getCacheEntryIdentifier()])) {
if (static::$methodPermissions[$methodIdentifier][$this->getCacheEntryIdentifier()]['hasRuntimeEvaluations']) {
if ($this->runtimeExpressionEvaluator->evaluate($this->getCacheEntryIdentifier(), $joinPoint) === false) {
return false;
}
}
return true;
}
return false;
}
/**
* Checks if the specified class and method matches against the filter, i.e. if there is a policy entry to intercept this method.
* This method also creates a cache entry for every method, to cache the associated roles and privileges.
*
* @param string $className Name of the class to check the name of
* @param string $methodName Name of the method to check the name of
* @param string $methodDeclaringClassName Name of the class the method was originally declared in
* @param mixed $pointcutQueryIdentifier Some identifier for this query - must at least differ from a previous identifier. Used for circular reference detection.
* @return boolean TRUE if the names match, otherwise FALSE
*/
public function matches($className, $methodName, $methodDeclaringClassName, $pointcutQueryIdentifier)
{
if ($this->filters === null) {
$this->buildPointcutFilters();
}
$matches = false;
/** @var PointcutFilterComposite $filter */
foreach ($this->filters as $privilegeIdentifier => $filter) {
if ($filter->matches($className, $methodName, $methodDeclaringClassName, $pointcutQueryIdentifier)) {
$matches = true;
$methodIdentifier = strtolower($className . '->' . $methodName);
$hasRuntimeEvaluations = false;
if ($filter->hasRuntimeEvaluationsDefinition() === true) {
$hasRuntimeEvaluations = true;
$this->runtimeExpressionEvaluator->addExpression($privilegeIdentifier, $filter->getRuntimeEvaluationsClosureCode());
}
$this->methodPermissions[$methodIdentifier][$privilegeIdentifier]['privilegeMatchesMethod'] = true;
$this->methodPermissions[$methodIdentifier][$privilegeIdentifier]['hasRuntimeEvaluations'] = $hasRuntimeEvaluations;
}
}
return $matches;
}