/**
* Calculates lcom for file (and not for class)
*
* @param string $filename
* @return Result
*/
public function calculate($filename)
{
$rOOP = $this->classMap->getClassesIn($filename);
$result = new Result($filename);
$n = 0;
$lcom = new LackOfCohesionOfMethods();
foreach ($rOOP->getClasses() as $class) {
$r = $lcom->calculate($class);
$n += $r->getLcom();
}
$result->setLcom($n);
return $result;
}
/**
* Calculate Lack of cohesion of methods (LCOM)
*
* We have choose the LCOM4 extension (Hitz and Montazeri version)
*
* @param ReflectedClass $class
* @return Result
*/
public function calculate(ReflectedClass $class)
{
$result = new Result();
$lcom = 0;
$methodsToInspect = $class->getMethods();
$toSkip = array();
foreach ($methodsToInspect as $method) {
if (in_array($method->getName(), $toSkip)) {
continue;
}
$linked = $this->getLinkedMethods($class, $method, $toSkip);
$toSkip = array_merge($toSkip, $linked);
$lcom++;
}
$result->setLcom($lcom);
return $result;
}
