This framework is based on log4j (see {@link http://jakarta.apache.org/log4j log4j} for details).
* Design, strategies and part of the methods documentation are developed by log4j team
* (Ceki Gülcü as log4j project founder and
* {@link http://jakarta.apache.org/log4j/docs/contributors.html contributors}).
*
* PHP port, extensions and modifications by VxR. All rights reserved.
* For more information, please see {@link http://www.vxr.it/log4php/}.
*
* This software is published under the terms of the LGPL License
* a copy of which has been included with this distribution in the LICENSE file.
*
* @package log4php
* @subpackage helpers
*/
/**
* @ignore
*/
if (!defined('LOG4PHP_DIR')) define('LOG4PHP_DIR', dirname(__FILE__) . '/..');
define('LOG4PHP_LOGGER_TRANSFORM_CDATA_START', '');
define('LOG4PHP_LOGGER_TRANSFORM_CDATA_PSEUDO_END', ']]>');
define('LOG4PHP_LOGGER_TRANSFORM_CDATA_EMBEDDED_END',
LOG4PHP_LOGGER_TRANSFORM_CDATA_END .
LOG4PHP_LOGGER_TRANSFORM_CDATA_PSEUDO_END .
LOG4PHP_LOGGER_TRANSFORM_CDATA_START
);
/**
* Utility class for transforming strings.
*
* @log4j-class org.apache.log4j.helpers.Transform
*
* @author VxR
* @package log4php
* @subpackage helpers
* @since 0.7
*/
class LoggerTransform {
/**
* This method takes a string which may contain HTML tags (ie,
* <b>, <table>, etc) and replaces any '<' and '>'
* characters with respective predefined entity references.
*
* @param string $input The text to be converted.
* @return string The input string with the characters '<' and '>' replaced with
* < and > respectively.
* @static
*/
function escapeTags($input)
{
//Check if the string is null or zero length -- if so, return
//what was sent in.
if(empty($input))
return $input;
//Use a StringBuffer in lieu of String concatenation -- it is
//much more efficient this way.
return htmlspecialchars($input, ENT_NOQUOTES);
}
/**
* Ensures that embeded CDEnd strings (]]>) are handled properly
* within message, NDC and throwable tag text.
*
* @param string $buf String holding the XML data to this point. The
* initial CDStart ()
* of the CDATA section are the responsibility of
* the calling method.
* @param string &str The String that is inserted into an existing
* CDATA Section within buf.
* @static
*/
function appendEscapingCDATA(&$buf, $str)
{
if(empty($str))
return;
$rStr = str_replace(
LOG4PHP_LOGGER_TRANSFORM_CDATA_END,
LOG4PHP_LOGGER_TRANSFORM_CDATA_EMBEDDED_END,
$str
);
$buf .= $rStr;
}
}
?>