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<?php |
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namespace Hal\Metric\Package; |
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use Hal\Metric\ClassMetric; |
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use Hal\Metric\InterfaceMetric; |
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use Hal\Metric\Metric; |
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use Hal\Metric\Metrics; |
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use Hal\Metric\PackageMetric; |
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class PackageDependencies |
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{ |
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public function calculate(Metrics $metrics) |
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{ |
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$classes = array_filter($metrics->all(), function (Metric $metric) { |
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return $metric instanceof ClassMetric || $metric instanceof InterfaceMetric; |
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}); |
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foreach ($classes as $each) { |
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$this->increaseDependencies($each, $metrics); |
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} |
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} |
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/** |
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* @param ClassMetric|InterfaceMetric|Metric $class |
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* @param Metrics $metrics |
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*/ |
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private function increaseDependencies(Metric $class, Metrics $metrics) |
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{ |
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if (! $class->has('package') || ! $class->has('externals')) { |
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return; |
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} |
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$incomingPackage = $metrics->get($class->get('package')); /* @var $incomingPackage PackageMetric */ |
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foreach ($class->get('externals') as $outgoingClassName) { |
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// same package? |
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if (in_array($outgoingClassName, $incomingPackage->getClasses())) { |
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continue; |
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} |
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$outgoingPackageName = $this->getPackageOfClass($outgoingClassName, $metrics); |
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$incomingPackage->addOutgoingClassDependency($outgoingClassName, $outgoingPackageName); |
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$outgoingPackage = $metrics->get($outgoingPackageName); |
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if ($outgoingPackage instanceof PackageMetric) { |
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$outgoingPackage->addIncomingClassDependency($class->getName(), $incomingPackage->getName()); |
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} |
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} |
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} |
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private function getPackageOfClass($className, Metrics $metrics) |
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{ |
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if ($metrics->has($className) && $metrics->get($className)->has('package')) { |
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return $metrics->get($className)->get('package'); |
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} |
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if (strpos($className, '\\') === false) { |
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return '\\'; |
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} |
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$parts = explode('\\', $className); |
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array_pop($parts); |
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return implode('\\', $parts) . '\\'; |
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} |
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} |
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phpmetrics /
PhpMetrics
