134 lines
3.2 KiB
PHP
Executable File
134 lines
3.2 KiB
PHP
Executable File
<?php
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namespace Illuminate\Database;
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class DatabaseTransactionsManager
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{
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/**
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* All of the recorded transactions.
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*
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* @var \Illuminate\Support\Collection
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*/
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protected $transactions;
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/**
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* The database transaction that should be ignored by callbacks.
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*
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* @var \Illuminate\Database\DatabaseTransactionRecord
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*/
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protected $callbacksShouldIgnore;
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/**
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* Create a new database transactions manager instance.
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*
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* @return void
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*/
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public function __construct()
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{
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$this->transactions = collect();
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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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* @param string $connection
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* @param int $level
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* @return void
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*/
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public function begin($connection, $level)
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{
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$this->transactions->push(
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new DatabaseTransactionRecord($connection, $level)
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);
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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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* @param string $connection
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* @param int $level
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* @return void
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*/
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public function rollback($connection, $level)
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{
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$this->transactions = $this->transactions->reject(
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fn ($transaction) => $transaction->connection == $connection && $transaction->level > $level
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)->values();
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if ($this->transactions->isEmpty()) {
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$this->callbacksShouldIgnore = null;
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}
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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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* @param string $connection
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* @return void
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*/
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public function commit($connection)
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{
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[$forThisConnection, $forOtherConnections] = $this->transactions->partition(
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fn ($transaction) => $transaction->connection == $connection
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);
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$this->transactions = $forOtherConnections->values();
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$forThisConnection->map->executeCallbacks();
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if ($this->transactions->isEmpty()) {
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$this->callbacksShouldIgnore = null;
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}
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}
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/**
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* Register a transaction callback.
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*
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* @param callable $callback
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* @return void
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*/
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public function addCallback($callback)
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{
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if ($current = $this->callbackApplicableTransactions()->last()) {
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return $current->addCallback($callback);
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}
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$callback();
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}
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/**
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* Specify that callbacks should ignore the given transaction when determining if they should be executed.
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*
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* @param \Illuminate\Database\DatabaseTransactionRecord $transaction
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* @return $this
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*/
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public function callbacksShouldIgnore(DatabaseTransactionRecord $transaction)
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{
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$this->callbacksShouldIgnore = $transaction;
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return $this;
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}
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/**
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* Get the transactions that are applicable to callbacks.
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*
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* @return \Illuminate\Support\Collection
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*/
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public function callbackApplicableTransactions()
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{
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return $this->transactions->reject(function ($transaction) {
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return $transaction === $this->callbacksShouldIgnore;
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})->values();
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}
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/**
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* Get all the transactions.
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*
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* @return \Illuminate\Support\Collection
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*/
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public function getTransactions()
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{
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return $this->transactions;
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}
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}
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