Composer Version Change

vendor/illuminate/database/DatabaseTransactionsManager.php

@@ -0,0 +1,133 @@
+<?php
+
+namespace Illuminate\Database;
+
+class DatabaseTransactionsManager
+{
+    /**
+     * All of the recorded transactions.
+     *
+     * @var \Illuminate\Support\Collection
+     */
+    protected $transactions;
+
+    /**
+     * The database transaction that should be ignored by callbacks.
+     *
+     * @var \Illuminate\Database\DatabaseTransactionRecord
+     */
+    protected $callbacksShouldIgnore;
+
+    /**
+     * Create a new database transactions manager instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        $this->transactions = collect();
+    }
+
+    /**
+     * Start a new database transaction.
+     *
+     * @param  string  $connection
+     * @param  int  $level
+     * @return void
+     */
+    public function begin($connection, $level)
+    {
+        $this->transactions->push(
+            new DatabaseTransactionRecord($connection, $level)
+        );
+    }
+
+    /**
+     * Rollback the active database transaction.
+     *
+     * @param  string  $connection
+     * @param  int  $level
+     * @return void
+     */
+    public function rollback($connection, $level)
+    {
+        $this->transactions = $this->transactions->reject(
+            fn ($transaction) => $transaction->connection == $connection && $transaction->level > $level
+        )->values();
+
+        if ($this->transactions->isEmpty()) {
+            $this->callbacksShouldIgnore = null;
+        }
+    }
+
+    /**
+     * Commit the active database transaction.
+     *
+     * @param  string  $connection
+     * @return void
+     */
+    public function commit($connection)
+    {
+        [$forThisConnection, $forOtherConnections] = $this->transactions->partition(
+            fn ($transaction) => $transaction->connection == $connection
+        );
+
+        $this->transactions = $forOtherConnections->values();
+
+        $forThisConnection->map->executeCallbacks();
+
+        if ($this->transactions->isEmpty()) {
+            $this->callbacksShouldIgnore = null;
+        }
+    }
+
+    /**
+     * Register a transaction callback.
+     *
+     * @param  callable  $callback
+     * @return void
+     */
+    public function addCallback($callback)
+    {
+        if ($current = $this->callbackApplicableTransactions()->last()) {
+            return $current->addCallback($callback);
+        }
+
+        $callback();
+    }
+
+    /**
+     * Specify that callbacks should ignore the given transaction when determining if they should be executed.
+     *
+     * @param  \Illuminate\Database\DatabaseTransactionRecord  $transaction
+     * @return $this
+     */
+    public function callbacksShouldIgnore(DatabaseTransactionRecord $transaction)
+    {
+        $this->callbacksShouldIgnore = $transaction;
+
+        return $this;
+    }
+
+    /**
+     * Get the transactions that are applicable to callbacks.
+     *
+     * @return \Illuminate\Support\Collection
+     */
+    public function callbackApplicableTransactions()
+    {
+        return $this->transactions->reject(function ($transaction) {
+            return $transaction === $this->callbacksShouldIgnore;
+        })->values();
+    }
+
+    /**
+     * Get all the transactions.
+     *
+     * @return \Illuminate\Support\Collection
+     */
+    public function getTransactions()
+    {
+        return $this->transactions;
+    }
+}