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<?php |
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namespace AmaTeam\TreeAccess\Metadata; |
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use AmaTeam\TreeAccess\API\Metadata\ManagerInterface; |
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use AmaTeam\TreeAccess\API\Metadata\StorageInterface; |
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use AmaTeam\TreeAccess\Misc\Strings; |
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use ReflectionClass; |
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use ReflectionMethod; |
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use ReflectionProperty; |
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class Manager implements ManagerInterface |
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{ |
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const GETTER_PREFIXES = ['get', 'is', 'has']; |
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const SETTER_PREFIXES = ['set']; |
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/** |
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* @var StorageInterface |
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*/ |
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private $storage; |
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/** |
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* @param StorageInterface $storage |
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*/ |
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public function __construct(StorageInterface $storage = null) |
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{ |
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$this->storage = $storage ?: new RuntimeStorage(); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function get($className) |
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{ |
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$properties = $this->storage->get($className); |
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if ($properties === null) { |
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$properties = $this->analyze($className); |
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$this->storage->set($className, $properties); |
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} |
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return $properties; |
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} |
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/** |
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* @param string $className |
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* @return PropertyMetadata[] |
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*/ |
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private function analyze($className) |
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{ |
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$reflection = new ReflectionClass($className); |
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return array_merge( |
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$this->extractVirtualProperties($reflection), |
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$this->extractProperties($reflection) |
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); |
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} |
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/** |
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* @param ReflectionClass $reflection |
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* @return PropertyMetadata[] |
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*/ |
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private function extractProperties(ReflectionClass $reflection) |
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{ |
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$properties = []; |
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$filter = ReflectionProperty::IS_PUBLIC; |
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foreach ($reflection->getProperties($filter) as $property) { |
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$metadata = new PropertyMetadata($property->getName()); |
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$properties[$property->getName()] = $metadata; |
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} |
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return $properties; |
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} |
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/** |
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* @param ReflectionClass $reflection |
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* @return PropertyMetadata[] |
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*/ |
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private function extractVirtualProperties(ReflectionClass $reflection) |
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{ |
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$properties = []; |
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$filter = ReflectionMethod::IS_PUBLIC; |
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$defaults = ['getter' => null, 'setter' => null]; |
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$candidates = [ |
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'setter' => self::SETTER_PREFIXES, |
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'getter' => self::GETTER_PREFIXES |
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]; |
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foreach ($reflection->getMethods($filter) as $method) { |
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$name = $method->getName(); |
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foreach ($candidates as $key => $prefixes) { |
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foreach ($prefixes as $prefix) { |
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$property = Strings::stripCamelCasePrefix($name, $prefix); |
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if (!$property) { |
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continue; |
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} |
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$metadata = isset($properties[$property]) ? $properties[$property] : $defaults; |
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$metadata[$key] = $metadata[$key] ?: $name; |
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$properties[$property] = $metadata; |
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} |
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} |
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} |
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$target = []; |
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foreach ($properties as $property => $metadata) { |
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$target[$property] = new PropertyMetadata( |
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$property, |
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true, |
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$metadata['setter'], |
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$metadata['getter'] |
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); |
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} |
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return $target; |
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} |
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} |
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ama-team /
php-tree-access
