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<?php declare(strict_types=1); |
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/** |
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* This source file is subject to the license that is bundled with this package in the file LICENSE. |
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*/ |
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namespace PhUml\Graphviz\Builders; |
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use PhUml\Code\ClassDefinition; |
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use PhUml\Code\Codebase; |
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use PhUml\Graphviz\Edge; |
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use PhUml\Graphviz\HasDotRepresentation; |
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use PhUml\Graphviz\Node; |
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/** |
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* It produces the collection of nodes and edges related to a class |
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* |
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* - It creates an edge with the class it extends, if any, |
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* - It creates edges from the interfaces it implements |
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* - It creates a node with the class itself |
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* - It, optionally, discovers associations between classes/interfaces, by inspecting both: |
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* - The class properties |
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* - The class constructor's parameters |
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*/ |
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final class ClassGraphBuilder |
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{ |
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/** @var HasDotRepresentation[] */ |
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private array $dotElements; |
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private readonly EdgesBuilder $associationsBuilder; |
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public function __construct(EdgesBuilder $associationsBuilder) |
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{ |
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$this->dotElements = []; |
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$this->associationsBuilder = $associationsBuilder; |
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} |
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/** |
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* The order in which the nodes and edges are created is as follows |
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* |
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* 1. The edges discovered via properties inspection |
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* 2. The edges discovered via the constructor parameters |
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* 3. The node representing the class itself |
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* 4. The parent class, if any |
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* 5. The interfaces it implements, if any |
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* |
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* @return HasDotRepresentation[] |
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*/ |
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public function extractFrom(ClassDefinition $class, Codebase $codebase): array |
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{ |
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$this->dotElements = []; |
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$this->addAssociations($this->associationsBuilder->fromProperties($class, $codebase)); |
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$this->addAssociations($this->associationsBuilder->fromConstructor($class, $codebase)); |
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$this->dotElements[] = new Node($class); |
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if ($class->hasParent()) { |
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$this->dotElements[] = Edge::inheritance($codebase->get($class->parent()), $class); |
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} |
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foreach ($class->interfaces() as $interface) { |
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$this->dotElements[] = Edge::implementation($codebase->get($interface), $class); |
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} |
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foreach ($class->traits() as $trait) { |
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$this->dotElements[] = Edge::use($codebase->get($trait), $class); |
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} |
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return $this->dotElements; |
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} |
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/** @param Edge[] $edges */ |
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private function addAssociations(array $edges): void |
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{ |
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$this->dotElements = array_merge($this->dotElements, $edges); |
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} |
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} |
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MontealegreLuis /
phuml
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