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include/swiftmailer/lib/classes/Swift/Plugins/Loggers/ArrayLogger.php

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+<?php
+
+/*
+ * This file is part of SwiftMailer.
+ * (c) 2004-2009 Chris Corbyn
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Logs to an Array backend.
+ *
+ * @author Chris Corbyn
+ */
+class Swift_Plugins_Loggers_ArrayLogger implements Swift_Plugins_Logger
+{
+    /**
+     * The log contents.
+     *
+     * @var array
+     */
+    private $log = [];
+
+    /**
+     * Max size of the log.
+     *
+     * @var int
+     */
+    private $size = 0;
+
+    /**
+     * Create a new ArrayLogger with a maximum of $size entries.
+     *
+     * @var int
+     */
+    public function __construct($size = 50)
+    {
+        $this->size = $size;
+    }
+
+    /**
+     * Add a log entry.
+     *
+     * @param string $entry
+     */
+    public function add($entry)
+    {
+        $this->log[] = $entry;
+        while (\count($this->log) > $this->size) {
+            array_shift($this->log);
+        }
+    }
+
+    /**
+     * Clear the log contents.
+     */
+    public function clear()
+    {
+        $this->log = [];
+    }
+
+    /**
+     * Get this log as a string.
+     *
+     * @return string
+     */
+    public function dump()
+    {
+        return implode(PHP_EOL, $this->log);
+    }
+}