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<?php |
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namespace Tarantool\Mapper\Plugin; |
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use Closure; |
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use Exception; |
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use Tarantool\Mapper\Plugin; |
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use Tarantool\Mapper\Space; |
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use Tarantool\Mapper\Entity; |
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class Compute extends Plugin |
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{ |
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protected $dependency = []; |
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protected $entities = []; |
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public function afterCreate(Entity $entity, Space $space) |
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{ |
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$name = $space->getName(); |
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if (array_key_exists($name, $this->dependency)) { |
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foreach ($this->dependency[$name] as [$target, $callback]) { |
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$this->initializePresenter($target, $callback, $entity); |
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} |
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} |
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} |
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public function afterRemove(Entity $entity, Space $space) |
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{ |
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$name = $space->getName(); |
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if (array_key_exists($name, $this->dependency)) { |
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foreach ($this->dependency[$name] as [$target, $callback]) { |
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$this->getMapper()->remove($target, ['id' => $entity->id]); |
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} |
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} |
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} |
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public function afterUpdate(Entity $entity, Space $space) |
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{ |
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$name = $space->getName(); |
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if (array_key_exists($name, $this->dependency)) { |
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foreach ($this->dependency[$name] as [$target, $callback]) { |
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$child = $this->getMapper()->findOne($target, $entity->id); |
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foreach ($callback($entity) as $k => $v) { |
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$child->$k = $v; |
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} |
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$child->save(); |
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} |
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} |
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} |
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public function beforeCreate(Entity $entity, Space $space) |
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{ |
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if (in_array($entity, $this->entities)) { |
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return true; |
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} |
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foreach ($this->dependency as $source => $dependencies) { |
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foreach ($dependencies as [$target]) { |
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if ($target == $space->getName()) { |
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throw new Exception("Space $target is computed from $source"); |
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} |
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} |
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} |
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} |
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public function register($source, $target, $callback) |
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{ |
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if ($callback instanceof Closure) { |
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if (!array_key_exists($source, $this->dependency)) { |
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$this->dependency[$source] = []; |
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} |
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$this->dependency[$source][] = [$target, $callback]; |
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foreach ($this->getMapper()->find($source) as $entity) { |
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$this->initializePresenter($target, $callback, $entity); |
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} |
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} else { |
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$this->registerLuaTriggers($source, $target, $callback); |
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} |
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} |
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protected function initializePresenter($target, $callback, Entity $source) |
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{ |
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$entity = $this->getMapper()->getRepository($target)->create($source->id); |
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foreach ($callback($source) as $k => $v) { |
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$entity->$k = $v; |
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} |
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$this->entities[] = $entity; |
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$entity->save(); |
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} |
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protected function registerLuaTriggers($source, $destination, $body) |
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{ |
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throw new Exception("Lua triggers not implemented"); |
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} |
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} |
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tarantool-php /
mapper
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This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.