Khi truy cập nó Thông báo lỗi như sau:
[b]Fatal error: Call to a member function hasChildNodes() on a non-object in /home/thanhoai/public_html/ilovemuzic.tk/shoutbox/lib/St_XmlParser.class.php on line 42[/b]
Còn đây là toàn bộ code của file St_XmlParser.class.php
<?php
/**
* Class for parsing Smiletag specific XML file
*
* This class is intended to serialize and deserialize array from/to XML file.
*
* @package Smiletag
* @author Yuniar Setiawan <yuniarsetiawan@smiletag.com>
* @since 2.3
*/
global $num_total_message;
global $aaa;
global $bbb;
class St_XmlParser{
/**
* Parse XML from the specified configuration filename into array
* The config file (path-config.xml,smiletag-config.xml) has simple xml structure
* Apply locking to synchronize operation among users
*
* @access public
* @return array if the file has contents, null if empty
*/
function parseMainConfigToArray($fileName) {
$file = @fopen($fileName,'r') or die("Could not open file $fileName or permission denied");
flock($file,LOCK_SH);
while(!feof($file)){
$buffer[] = fgets($file,4096);
}
flock($file,LOCK_UN);
fclose($file);
$textData = implode($buffer);
if(!empty($textData)){
$xmlDoc = new DOMIT_Lite_Document();
$xmlDoc->parseXML($textData,false);
$rootElement =& $xmlDoc->documentElement;
//dong trong the [b] la dong 42
[b]if($rootElement->hasChildNodes()){[/b]
$childNodes =& $rootElement->childNodes;
$childCount =& $rootElement->childCount;
global $aaa;
$aaa = $childCount;
for($i=0;$i < $childCount;$i++){
$childArray[trim($childNodes[$i]->nodeName)] = trim($childNodes[$i]->childNodes[0]->nodeValue);
}
}
return $childArray;
}else{
return null;
}
}
/**
* Updates global configuration
*
* @param string $fileName The configuration filename
* @param array $configuration The configuration which will be updated
* @access public
* @return boolean true if no error
*/
function updateConfiguration($fileName,$configuration){
$originalConfig = $this->parseMainConfigToArray($fileName);
$textData = '<?xml version="1.0"?>'."\n".'<smiletag_config>'."\n".'</smiletag_config>';
$xmlDoc = new DOMIT_Lite_Document();
$xmlDoc->parseXML($textData,false);
$rootElement =& $xmlDoc->documentElement;
foreach ($originalConfig as $key=>$value){
if(isset($configuration[$key])){
$value = $configuration[$key];
}
$configElement =& $xmlDoc->createElement($key);
$configElement->appendChild($xmlDoc->createCDATASection($value));
$rootElement->appendChild($configElement);
}
$buffer = '<?xml version="1.0"?>'."\n".$xmlDoc->toNormalizedString(false);
//save backs to file
$file = @fopen($fileName,'w') or die("Could not open file $fileName or permission denied");
flock($file,LOCK_EX);
fwrite($file,$buffer);
flock($file,LOCK_UN);
fclose($file);
return true;
}
/**
* Parse XML from the message.xml into array
* Apply locking to synchronize operation among users
*
* @access public
* @return array if the file has contents, null if empty
*/
function parseMessagesToArray($fileName) {
$file = @fopen($fileName,'r') or die("Could not open file $fileName or permission denied");
flock($file,LOCK_SH);
while(!feof($file)){
$buffer[] = fgets($file,4096);
}
flock($file,LOCK_UN);
fclose($file);
//load data from file
$textData = implode($buffer);
if(!empty($textData)){
$xmlDoc = new DOMIT_Lite_Document();
$xmlDoc->parseXML($textData,false);
$rootElement =& $xmlDoc->documentElement;
//traverse to nodes and save the values into childArray
if($rootElement->hasChildNodes()){
$rowNodes =& $rootElement->childNodes;
$childCount =& $rootElement->childCount;
for($i=0;$i < $childCount;$i++){
$currentNode =& $rowNodes[$i];
$currentNodeCount =& $currentNode->childCount;
for($j=0;$j< $currentNodeCount;$j++){
$childArray[$i][trim($currentNode->childNodes[$j]->nodeName)] = trim($currentNode->childNodes[$j]->childNodes[0]->nodeValue);
}
}
}
return $childArray;
}else{
return null;
}
}
/**
* Parse XML from the smiley-config.xml into array
* Apply locking to synchronize operation among users
* Currently this function has the same functional as parseMessagesToArray
*
* @access public
* @return array if the file has contents, null if empty
*/
function parseSmiliesToArray($fileName) {
return $this->parseMessagesToArray($fileName);
}
/**
* Parse the badword list specified in the $fileName into array
*
* @access public
* @param string $fileName badword configuration file
* @return array containing pattern and its replacement
*/
function parseBadwordToArray($fileName){
$file = @fopen($fileName,'r') or die("Could not open file $fileName or permission denied");
flock($file,LOCK_SH);
while(!feof($file)){
$buffer[] = fgets($file,4096);
}
flock($file,LOCK_UN);
fclose($file);
//load data from file
$textData = implode($buffer);
if(!empty($textData)){
$xmlDoc = new DOMIT_Lite_Document();
$xmlDoc->parseXML($textData,false);
//gets the replacement words
$replacement = $xmlDoc->getElementsByTagName('replacement');
$replacement = $replacement->item(0);
$replacement = $replacement->getText(); //currently replacement is not an array
//gets the bad words
$badwordList = $xmlDoc->getElementsByPath('/badword_config/badwords/word');
$max = $badwordList->getLength();
if($max != 0){
for($i=0;$i<$max;$i++){
$currentNode =& $badwordList->item($i);
$badwords[] = trim($currentNode->getText());
}
}else{
$badwords = null;
}
$badwordArray['replacement'] = $replacement;
$badwordArray['badwords'] = $badwords;
return $badwordArray;
}else{
return null;
}
}
/**
* Append input message to the specified XML file
*
* @param string $fileName Message file name
* @param integer $maxMessageRotation The maximum allowed number of messages stored in file, if set to 0 then unlimited
* @param array $newMessage The new messages input
* @return boolean true on succeeded
*/
function appendMessage($fileName,$maxMessageRotation,$newMessage){
$file = @fopen($fileName,'r') or die("Could not open file $fileName or permission denied");
flock($file,LOCK_SH);
while(!feof($file)){
$buffer[] = fgets($file,4096); //load data from file
}
flock($file,LOCK_UN);
fclose($file);
$textData = trim(implode($buffer));
if(empty($textData)){
$textData = '<?xml version="1.0"?>'."\n".'<smiletag_message>'."\n".'</smiletag_message>';
};
$xmlDoc = new DOMIT_Lite_Document();
$xmlDoc->parseXML($textData,false);
$rootElement =& $xmlDoc->documentElement;
//apply message rotation if applied and maximum number reached
//delete the unwanted childs
if($maxMessageRotation != 0){
if(($rootElement->childCount) >= $maxMessageRotation){
while (($rootElement->childCount) >= $maxMessageRotation) {
$rootElement->removeChild($rootElement->lastChild);
}
}
}
//create new element, and insert it before the first child
$rowElement =& $xmlDoc->createElement('row');
$nameElement =& $xmlDoc->createElement('name');
$urlElement =& $xmlDoc->createElement('url');
$messageElement =& $xmlDoc->createElement('message');
$datetimeElement =& $xmlDoc->createElement('datetime');
$ipaddressElement =& $xmlDoc->createElement('ipaddress');
//domit hacks
//replace all '&' into '&' to support unicode encoding (multilanguage character support)
$nameElement->appendChild($xmlDoc->createCDATASection(str_replace('&','&',$newMessage['name'])));
$urlElement->appendChild($xmlDoc->createCDATASection($newMessage['url']));
$messageElement->appendChild($xmlDoc->createCDATASection(str_replace('&','&',$newMessage['message'])));
$datetimeElement->appendChild($xmlDoc->createTextNode($newMessage['datetime']));
$ipaddressElement->appendChild($xmlDoc->createTextNode($newMessage['ipaddress']));
$rowElement->appendChild($nameElement);
$rowElement->appendChild($urlElement);
$rowElement->appendChild($messageElement);
$rowElement->appendChild($datetimeElement);
$rowElement->appendChild($ipaddressElement);
$rootElement->insertBefore($rowElement,$rootElement->firstChild);
$buffer = '<?xml version="1.0"?>'."\n".$xmlDoc->toNormalizedString(false);
//save backs to file
$file = @fopen($fileName,'w') or die("Could not open file $fileName or permission denied");
flock($file,LOCK_EX);
fwrite($file,$buffer);
flock($file,LOCK_UN);
fclose($file);
return true;
}
/**
* Delete selected message
*
* @param string $fileName Message file name
* @param array $messageId The message timestamp which will be deleted
* @return boolean true on succeeded
*/
function deleteMessage($fileName,$messageId){
$messageArray = array_reverse($this->parseMessagesToArray($fileName));
$textData = '<?xml version="1.0"?>'."\n".'<smiletag_message>'."\n".'</smiletag_message>';
$xmlDoc = new DOMIT_Lite_Document();
$xmlDoc->parseXML($textData,false);
$rootElement =& $xmlDoc->documentElement;
foreach ($messageArray as $key=>$value){
if(!in_array($value['datetime'],$messageId)){
//create new element, and insert it before the first child
$rowElement =& $xmlDoc->createElement('row');
$nameElement =& $xmlDoc->createElement('name');
$urlElement =& $xmlDoc->createElement('url');
$messageElement =& Mong mọi người giúp đỡ! Xin cảm ơn
