It does not output a complete well-formed XML file.
* The output is designed to be included as an external entity in a separate file to form
* a correct XML file.
*
* Example:
*
* {@example ../../examples/php/layout_xml.php 19}
*
* {@example ../../examples/resources/layout_xml.properties 18}
*
* The above would print:
*
*
*
*
*
*
*
*
*
*
* @version $Revision$
* @package log4php
* @subpackage layouts
*/
class LoggerLayoutXml extends LoggerLayout {
const LOG4J_NS_PREFIX ='log4j';
const LOG4J_NS = 'http://jakarta.apache.org/log4j/';
const LOG4PHP_NS_PREFIX = 'log4php';
const LOG4PHP_NS = 'http://logging.apache.org/log4php/';
const CDATA_START = '';
const CDATA_PSEUDO_END = ']]>';
const CDATA_EMBEDDED_END = ']]>]]>getLog4jNamespace()) {
$this->namespace = self::LOG4J_NS;
$this->namespacePrefix = self::LOG4J_NS_PREFIX;
} else {
$this->namespace = self::LOG4PHP_NS;
$this->namespacePrefix = self::LOG4PHP_NS_PREFIX;
}
}
/**
* @return string
*/
public function getHeader() {
return "<{$this->namespacePrefix}:eventSet ".
"xmlns:{$this->namespacePrefix}=\"{$this->namespace}\" ".
"version=\"0.3\" ".
"includesLocationInfo=\"".($this->getLocationInfo() ? "true" : "false")."\"".
">" . PHP_EOL;
}
/**
* Formats a {@link LoggerLoggingEvent} in conformance with the log4php.dtd.
*
* @param LoggerLoggingEvent $event
* @return string
*/
public function format(LoggerLoggingEvent $event) {
$ns = $this->namespacePrefix;
$loggerName = $event->getLoggerName();
$timeStamp = number_format((float)($event->getTimeStamp() * 1000), 0, '', '');
$thread = $event->getThreadName();
$level = $event->getLevel()->toString();
$buf = "<$ns:event logger=\"{$loggerName}\" level=\"{$level}\" thread=\"{$thread}\" timestamp=\"{$timeStamp}\">".PHP_EOL;
$buf .= "<$ns:message>";
$buf .= $this->encodeCDATA($event->getRenderedMessage());
$buf .= "".PHP_EOL;
$ndc = $event->getNDC();
if(!empty($ndc)) {
$buf .= "<$ns:NDC>encodeCDATA($ndc);
$buf .= "]]>".PHP_EOL;
}
$mdcMap = $event->getMDCMap();
if (!empty($mdcMap)) {
$buf .= "<$ns:properties>".PHP_EOL;
foreach ($mdcMap as $name=>$value) {
$buf .= "<$ns:data name=\"$name\" value=\"$value\" />".PHP_EOL;
}
$buf .= "".PHP_EOL;
}
if ($this->getLocationInfo()) {
$locationInfo = $event->getLocationInformation();
$buf .= "<$ns:locationInfo ".
"class=\"" . $locationInfo->getClassName() . "\" ".
"file=\"" . htmlentities($locationInfo->getFileName(), ENT_QUOTES) . "\" ".
"line=\"" . $locationInfo->getLineNumber() . "\" ".
"method=\"" . $locationInfo->getMethodName() . "\" ";
$buf .= "/>".PHP_EOL;
}
$buf .= "".PHP_EOL;
return $buf;
}
/**
* @return string
*/
public function getFooter() {
return "namespacePrefix}:eventSet>" . PHP_EOL;
}
/**
* Whether or not file name and line number will be included in the output.
* @return boolean
*/
public function getLocationInfo() {
return $this->locationInfo;
}
/**
* The {@link $locationInfo} option takes a boolean value. By default,
* it is set to false which means there will be no location
* information output by this layout. If the the option is set to
* true, then the file name and line number of the statement at the
* origin of the log statement will be output.
*/
public function setLocationInfo($flag) {
$this->setBoolean('locationInfo', $flag);
}
/**
* @return boolean
*/
public function getLog4jNamespace() {
return $this->log4jNamespace;
}
/**
* @param boolean
*/
public function setLog4jNamespace($flag) {
$this->setBoolean('log4jNamespace', $flag);
}
/**
* Encases a string in CDATA tags, and escapes any existing CDATA end
* tags already present in the string.
* @param string $string
*/
private function encodeCDATA($string) {
$string = str_replace(self::CDATA_END, self::CDATA_EMBEDDED_END, $string);
return self::CDATA_START . $string . self::CDATA_END;
}
}