<?php

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;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NTQ0NjcyNjY2NTQwOTE5OCAxMTMyOTUyNTY5Mjk3MzczIDU2NTY0Mjg3ODM5Njk2Mzg=