/usr/share/horde/ingo/lib/Script/Sieve/Comment.php is in php-horde-ingo 3.2.16-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Copyright 2012-2017 Horde LLC (http://www.horde.org/)
*
* See the enclosed file LICENSE for license information (ASL). If you
* did not receive this file, see http://www.horde.org/licenses/apache.
*
* @author Mike Cochrane <mike@graftonhall.co.nz>
* @author Jan Schneider <jan@horde.org>
* @category Horde
* @license http://www.horde.org/licenses/apache ASL
* @package Ingo
*
* @todo This and Sieve_If should really extends a Sieve_Block eventually.
*/
/**
* The Ingo_Script_Sieve_Comment class represents a Sieve comment.
*
* @author Mike Cochrane <mike@graftonhall.co.nz>
* @author Jan Schneider <jan@horde.org>
* @category Horde
* @license http://www.horde.org/licenses/apache ASL
* @package Ingo
*/
class Ingo_Script_Sieve_Comment implements Ingo_Script_Item
{
/**
*/
protected $_comment;
/**
* Constructor.
*
* @param string $comment The comment text.
*/
public function __construct($comment)
{
$this->_comment = $comment;
}
/**
* Returns a script snippet representing this rule and any sub-rules.
*
* @return string A Sieve script snippet.
*/
public function generate()
{
$code = '';
$lines = preg_split('(\r\n|\n|\r)', $this->_comment);
foreach ($lines as $line) {
$line = trim($line);
if (strlen($line)) {
$code .= (empty($code) ? '' : "\n") . '# ' . $line;
}
}
return $code;
}
/**
* Checks if the rule parameters are valid.
*
* @return boolean|string True if this rule is valid, an error message
* otherwise.
*/
public function check()
{
return true;
}
/**
* Returns a list of sieve extensions required for this rule and any
* sub-rules.
*
* @return array A Sieve extension list.
*/
public function requires()
{
return array();
}
}
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