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<?php |
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namespace Thunder\Serializard\NormalizerContainer; |
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/** |
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* @author Tomasz Kowalczyk <[email protected]> |
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*/ |
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final class FallbackNormalizerContainer implements NormalizerContainerInterface |
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{ |
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private $handlers = array(); |
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private $interfaces = array(); |
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private $aliases = array(); |
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public function add($class, $handler) |
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{ |
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if(false === is_callable($handler)) { |
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throw new \RuntimeException(sprintf('Invalid handler for class %s!', $class)); |
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} |
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if(class_exists($class)) { |
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$this->aliases[$class] = $class; |
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$this->handlers[$class] = $handler; |
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} elseif(interface_exists($class)) { |
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$this->aliases[$class] = $class; |
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$this->interfaces[$class] = $handler; |
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} else { |
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throw new \RuntimeException(sprintf('Given value %s is neither class nor interface name!', $class)); |
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} |
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} |
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public function addAlias($alias, $class) |
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{ |
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$handler = $this->getHandler($class); |
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if(null === $handler) { |
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throw new \RuntimeException(sprintf('Handler for class %s does not exist!', $class)); |
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} |
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$this->handlers[$alias] = $handler; |
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$this->aliases[$alias] = $this->aliases[$class]; |
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} |
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public function getHandler($class) |
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{ |
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if(array_key_exists($class, $this->handlers)) { |
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return $this->handlers[$class]; |
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} |
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$parents = array_intersect(array_keys($this->handlers), class_parents($class)); |
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if($parents) { |
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return $this->handlers[array_pop($parents)]; |
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} |
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$interfaces = array_intersect(array_keys($this->interfaces), array_values(class_implements($class))); |
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if($interfaces) { |
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if(count($interfaces) > 1) { |
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throw new \RuntimeException(sprintf('Class %s implements interfaces with colliding handlers!', $class)); |
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} |
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return $this->interfaces[array_shift($interfaces)]; |
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} |
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return null; |
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} |
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} |
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thunderer /
Serializard
Loading history...
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.