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<?php |
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namespace gossi\codegen\model\parts; |
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use gossi\codegen\model\PhpTrait; |
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/** |
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* Traits part |
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* |
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* For all models that can have traits |
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* |
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* @author Thomas Gossmann |
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*/ |
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trait TraitsPart { |
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/** @var array */ |
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private $traits = []; |
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/** |
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* Adds a use statement with an optional alias |
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* |
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* @param string $qualifiedName |
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* @param null|string $alias |
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* @return $this |
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*/ |
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abstract public function addUseStatement($qualifiedName, $alias = null); |
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/** |
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* Removes a use statement |
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* |
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* @param string $qualifiedName |
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* @return $this |
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*/ |
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abstract public function removeUseStatement($qualifiedName); |
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/** |
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* Returns the namespace |
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* |
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* @return string |
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*/ |
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abstract public function getNamespace(); |
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/** |
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* Adds a trait. |
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* |
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* If the trait is passed as PhpTrait object, |
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* the trait is also added as use statement. |
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* |
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* @param PhpTrait|string $trait trait or qualified name |
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* @return $this |
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*/ |
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public function addTrait($trait) { |
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if ($trait instanceof PhpTrait) { |
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$name = $trait->getName(); |
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$qname = $trait->getQualifiedName(); |
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$namespace = $trait->getNamespace(); |
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if ($namespace != $this->getNamespace()) { |
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$this->addUseStatement($qname); |
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} |
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} else { |
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$name = $trait; |
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} |
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if (!in_array($name, $this->traits)) { |
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$this->traits[] = $name; |
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} |
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return $this; |
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} |
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/** |
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* Returns a collection of traits |
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* |
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* @return string[] |
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*/ |
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public function getTraits() { |
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return $this->traits; |
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} |
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/** |
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* Checks whether a trait exists |
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* |
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* @param PhpTrait|string $trait |
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* @return bool `true` if it exists and `false` if not |
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*/ |
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public function hasTrait($trait) { |
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if (!$trait instanceof PhpTrait) { |
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$trait = new PhpTrait($trait); |
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} |
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$name = $trait->getName(); |
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return in_array($name, $this->traits); |
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} |
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/** |
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* Removes a trait. |
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* |
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* If the trait is passed as PhpTrait object, |
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* the trait is also removed from use statements. |
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* |
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* @param PhpTrait|string $trait trait or qualified name |
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* @return $this |
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*/ |
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public function removeTrait($trait) { |
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if ($trait instanceof PhpTrait) { |
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$name = $trait->getName(); |
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} else { |
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$name = $trait; |
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} |
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$index = array_search($name, $this->traits); |
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if ($index) { |
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unset($this->traits[$name]); |
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if ($trait instanceof PhpTrait) { |
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$qname = $trait->getQualifiedName(); |
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$this->removeUseStatement($qname); |
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} |
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} |
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return $this; |
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} |
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/** |
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* Sets a collection of traits |
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* |
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* @param PhpTrait[] $traits |
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* @return $this |
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*/ |
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public function setTraits(array $traits) { |
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foreach ($traits as $trait) { |
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$this->addTrait($trait); |
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} |
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return $this; |
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} |
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} |
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gossi /
php-code-generator
