<?php 
 
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/* YOU MAY WISH TO MODIFY OR REMOVE THE FOLLOWING LINES WHICH SET DEFAULTS  */ 
/*                                                                          */ 
/****************************************************************************/ 
 
$preferences = Swift_Preferences::getInstance(); 
 
// Sets the default charset so that setCharset() is not needed elsewhere 
$preferences->setCharset('utf-8'); 
 
// Without these lines the default caching mechanism is "array" but this uses a lot of memory. 
// If possible, use a disk cache to enable attaching large attachments etc. 
// You can override the default temporary directory by setting the TMPDIR environment variable. 
 
// The @ operator in front of is_writable calls is to avoid PHP warnings 
// when using open_basedir 
$tmp = getenv('TMPDIR'); 
if ($tmp && @is_writable($tmp)) { 
    $preferences 
        ->setTempDir($tmp) 
        ->setCacheType('disk'); 
} elseif (function_exists('sys_get_temp_dir') && @is_writable(sys_get_temp_dir())) { 
    $preferences 
        ->setTempDir(sys_get_temp_dir()) 
        ->setCacheType('disk'); 
} 
 
// this should only be done when Swiftmailer won't use the native QP content encoder 
// see mime_deps.php 
if (version_compare(phpversion(), '5.4.7', '<')) { 
    $preferences->setQPDotEscape(false); 
} 
 
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