easy_parser.inc
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<?
class easy_parser{
var $old_element = "";
var $attribute = array();
var $dado = "";
var $array_element = array();
var $array_attribute_value = array();
var $array_attributes = array();
var $array_nodes = array();
var $current_element = "";
var $array_texto = array();
var $get_err = "";
var $texto = "";
function getpart($texto,$string,$reset=TRUE,$position=0)
{
static $p0=0;
$p0 += $position;
if($reset){
$p0 = 0;
}
$get = "";
$string = trim($string);
if(strpos($texto,"<$string>",$p0) >=0)
{
$p1 = strpos($texto,"<$string>",$p0);
$p2 = strpos($texto,"</$string>",$p0);
$len = strlen("<$string>");
$get = substr($texto,($p1 + $len),($p2 - $p1 - $len));
$p0 = $p2+$len;
}
return $get;
}
function getrpart($texto,$string)
{
$get = "";
$string = trim($string);
if(strrpos($texto,"<$string>") >=0)
{
$p1 = strrpos($texto,"<$string>");
$texto2 = substr($texto,0,$p1);
$p2 = strrpos($texto2,"</$string>");
$len = strlen("<$string>");
$get = substr($texto2,$p2);
}
return $get;
}
function parser($document,$is_file=TRUE){
$result = TRUE;
$parser = xml_parser_create('ISO-8859-1');
xml_set_object($parser,$this);
xml_parser_set_option($parser,XML_OPTION_CASE_FOLDING, 0);
xml_set_element_handler($parser,"start_element","end_element");
xml_set_character_data_handler($parser,"character_data");
if($is_file){
if(file_exists($document)){
$xml_file = fopen($document,"r");
$data = "";
$ind = 0;
while (!feof($xml_file)) {
$data = fgets($xml_file,256);
if(ereg("<!ENTITY.*SYSTEM",$data,$matchs) && strpos($data,"NDATA") < 1){
$arrai = split(" ",$data);
$arrai[3] = str_replace("\">","",$arrai[3]);
$arrai[3] = trim(str_replace("\"","",$arrai[3]));
if(file_exists($arrai[3])){
$fp = fopen($arrai[3],"r");
while(!feof($fp)){
$ext_val[$ind] .= fgets($fp,1024);
}
fclose($fp);
$ext_key[$ind] = trim($arrai[1]);
++$ind;
}
}
$this->texto .= $data;
}
fclose($xml_file);
}else{
print "<b><h3>The file: <font color=\"blue\">$document</font> not found.</b><h3>";
}
}else{
$this->texto = $document;
}
if(isset($ext_val)){
$ind = 0;
foreach($ext_val as $value){
$this->texto = str_replace("&".$ext_key[$ind].";","$value\\n",$this->texto);
++$ind;
}
}
$this->array_texto = explode("\n",$this->texto);
if (!xml_parse($parser, $this->texto,TRUE)) {
$err_line = $this->array_texto[(xml_get_current_line_number($parser)-1)];
$err_col = xml_get_current_column_number($parser);
$text1 = "<font color=\"blue\" size=\"3\" face=\"arial\">".htmlentities(substr($err_line,0,($err_col -1)))."</font><font color=\"red\" size=\"3\" face=\"arial\">";
$text2 = htmlentities(substr($err_line,($err_col),1))."</font><font color=\"blue\" size=\"3\" face=\"arial\">";
$text3 = htmlentities(substr($err_line,($err_col +1)))."<font>";
$this->get_err = "<font color=\"black\" size=\"3\" face=\"arial\">Fonte do documento: $document<br>"
."<b>XML error: </b>".xml_error_string(xml_get_error_code($parser))." <b>at</b> line "
.xml_get_current_line_number($parser)." and colunm $err_col<br>"
."<b> Texto: </b>$text1$text2$text3";
$result = FALSE;
}
xml_parser_free($parser);
return $result;
}
function start_element($parser,$element_name,$attributes){
$this->attribute = $attributes;
$this->dado = "";
$this->current_element = $element_name;
if(!in_array($element_name,$this->array_nodes)){
$this->array_nodes[] = $element_name;
}
while(list($key,$value) = each($attributes)){
$attr[] = $key;
}
$this->array_attributes[$this->current_element] = $attr;
}
function end_element($parser,$element_name){
if(trim($this->dado) != ""){
$this->array_element[$this->current_element][] = $this->dado;
}
reset($this->attribute);
$this->dado = "";
if(count($this->attribute)>0){
$this->array_attribute_value[$this->current_element][] = $this->attribute;
}
}
function character_data($parser,$data){
$this->dado .= $data;
}
function get_element_value($element,$ind = 0){
return $this->array_element[$element][$ind];
}
function get_element_rows($element){
return count($this->array_element[$element]);
}
function get_elements(){
return $this->array_nodes;
}
function get_element_attribute($element,$ind = 0,$attribute){
return $this->array_attribute_value[$element][$ind][$attribute];
}
function get_attributes($element){
return $this->array_attributes[$element];
}
function view_source(){
$retorno = htmlentities($this->texto);
return str_replace(">","><br>",$retorno);
}
}
?>