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include/swiftmailer/lib/classes/Swift/Preferences.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.
+ */
+
+/**
+ * Changes some global preference settings in Swift Mailer.
+ *
+ * @author Chris Corbyn
+ */
+class Swift_Preferences
+{
+    /** Singleton instance */
+    private static $instance = null;
+
+    /** Constructor not to be used */
+    private function __construct()
+    {
+    }
+
+    /**
+     * Gets the instance of Preferences.
+     *
+     * @return self
+     */
+    public static function getInstance()
+    {
+        if (!isset(self::$instance)) {
+            self::$instance = new self();
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * Set the default charset used.
+     *
+     * @param string $charset
+     *
+     * @return $this
+     */
+    public function setCharset($charset)
+    {
+        Swift_DependencyContainer::getInstance()->register('properties.charset')->asValue($charset);
+
+        return $this;
+    }
+
+    /**
+     * Set the directory where temporary files can be saved.
+     *
+     * @param string $dir
+     *
+     * @return $this
+     */
+    public function setTempDir($dir)
+    {
+        Swift_DependencyContainer::getInstance()->register('tempdir')->asValue($dir);
+
+        return $this;
+    }
+
+    /**
+     * Set the type of cache to use (i.e. "disk" or "array").
+     *
+     * @param string $type
+     *
+     * @return $this
+     */
+    public function setCacheType($type)
+    {
+        Swift_DependencyContainer::getInstance()->register('cache')->asAliasOf(sprintf('cache.%s', $type));
+
+        return $this;
+    }
+
+    /**
+     * Set the QuotedPrintable dot escaper preference.
+     *
+     * @param bool $dotEscape
+     *
+     * @return $this
+     */
+    public function setQPDotEscape($dotEscape)
+    {
+        $dotEscape = !empty($dotEscape);
+        Swift_DependencyContainer::getInstance()
+            ->register('mime.qpcontentencoder')
+            ->asNewInstanceOf('Swift_Mime_ContentEncoder_QpContentEncoder')
+            ->withDependencies(['mime.charstream', 'mime.bytecanonicalizer'])
+            ->addConstructorValue($dotEscape);
+
+        return $this;
+    }
+}