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<?php |
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/* |
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* |
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* NOTICE OF LICENSE |
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* |
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* Part of the Rinvex Repository Package. |
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* |
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* This source file is subject to The MIT License (MIT) |
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* that is bundled with this package in the LICENSE file. |
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* |
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* Package: Rinvex Repository Package |
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* License: The MIT License (MIT) |
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* Link: https://rinvex.com |
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*/ |
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namespace Rinvex\Repository\Traits; |
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trait Transactionable |
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{ |
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/** |
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* Create a new entity with the given attributes. |
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* |
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* @param array $attributes |
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* |
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* @throws \Exception |
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* |
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* @return array |
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*/ |
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public function create(array $attributes = []) |
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{ |
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// Start transaction! |
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$this->beginTransaction(); |
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try { |
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$result = parent::create($attributes); |
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} catch (\Exception $e) { |
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// Rollback if something went wrong |
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$this->rollback(); |
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throw $e; |
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} |
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// Commit the queries! |
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$this->commit(); |
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return $result; |
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} |
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/** |
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* Update an entity with the given attributes. |
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* |
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* @param mixed $id |
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* @param array $attributes |
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* |
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* @throws \Exception |
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* |
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* @return array |
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*/ |
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public function update($id, array $attributes = []) |
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{ |
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// Start transaction! |
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$this->beginTransaction(); |
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try { |
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$result = parent::update($id, $attributes); |
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} catch (\Exception $e) { |
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// Rollback if something went wrong |
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$this->rollback(); |
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throw $e; |
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} |
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// Commit the queries! |
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$this->commit(); |
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return $result; |
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} |
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/** |
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* Delete an entity with the given id. |
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* |
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* @param mixed $id |
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* |
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* @throws \Exception |
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* |
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* @return array |
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*/ |
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public function delete($id) |
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{ |
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// Start transaction! |
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$this->beginTransaction(); |
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try { |
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$result = parent::delete($id); |
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} catch (\Exception $e) { |
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// Rollback if something went wrong |
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$this->rollback(); |
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throw $e; |
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} |
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// Commit the queries! |
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return $result; |
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} |
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/** |
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* Start a new database transaction. |
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* |
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* @throws \Exception |
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* |
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* @return void |
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*/ |
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public function beginTransaction() |
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{ |
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$this->getContainer('db')->beginTransaction(); |
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} |
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/** |
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* Commit the active database transaction. |
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* |
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* @return void |
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*/ |
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public function commit() |
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{ |
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$this->getContainer('db')->commit(); |
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} |
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/** |
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* Rollback the active database transaction. |
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* |
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* @return void |
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*/ |
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public function rollBack() |
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{ |
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$this->getContainer('db')->rollback(); |
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} |
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} |
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This check looks for methods that are used by a trait but not required by it.
To illustrate, let’s look at the following code example
The trait
Idable
provides a methodequalsId
that in turn relies on the methodgetId()
. If this method does not exist on a class mixing in this trait, the method will fail.Adding the
getId()
as an abstract method to the trait will make sure it is available.