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<?php
class THttpUtility
{
private static $entityTable=null;
public static function htmlEncode($s)
{
return htmlspecialchars($s);
}
public static function htmlDecode($s)
{
if(!self::$entityTable)
self::buildEntityTable();
return strtr($s,self::$entityTable);
}
private static function buildEntityTable()
{
self::$entityTable=array_flip(get_html_translation_table(HTML_ENTITIES,ENT_QUOTES));
}
public static function quoteJavaScriptString($js,$forUrl=false)
{
if($forUrl)
return strtr($js,array('%'=>'%25',"\t"=>'\t',"\n"=>'\n',"\r"=>'\r','"'=>'\"','\''=>'\\\'','\\'=>'\\\\'));
else
return strtr($js,array("\t"=>'\t',"\n"=>'\n',"\r"=>'\r','"'=>'\"','\''=>'\\\'','\\'=>'\\\\'));
}
public static function trimJavaScriptString($js)
{
if($js!=='' && $js!==null)
{
$js=trim($js);
if(($pos=strpos($js,'javascript:'))===0)
$js=substr($js,11);
$js=rtrim($js,';').';';
}
return $js;
}
}
?>
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