<?php
/**
* xmltoarray_parser_htmlfix creates an associative array of XML values, while fixing
* various html special characters so that the xml_parser does not break in the process.
* @author Allan Bogh - Buckwheat469@hotmail.com
* @version 1.0
*
* Proper usage for xmltoarray_parser_htmlfix class:
* $xmltoarray = new xmltoarray_parser_htmlfix(); //create instance of class
* $xmltoarray->xmlparser_setoption(XML_OPTION_SKIP_WHITE, 1); //set options same as xml_parser_set_option
* $xmltoarray->xmlparser_setoption(XML_OPTION_CASE_FOLDING, 0);
* $xmltoarray->xmlparser_fix_into_struct($xmlstring); //fixes html values for XML
* $array = $xmltoarray->createArray(); //creates an array with fixed html values
* foreach($array as $key => $value){
* $array[$key] = $xmltoarray->fix_html_entities($value); //returns proper html values
* }
*
*/
class xmltoarray_parser_htmlfix{
var $values;
var $index;
var $thearray;
var $parser;
/**
* Default constructor for xmltoarray_parser_htmlfix.
*/
function xmltoarray_parser_htmlfix(){
$this->values = array();
$this->index = array();
$this->thearray = array();
$this->parser = xml_parser_create();
}
/**
* xmlparser_setoption sets XML options based on xml_parser_set_option options.
* @param $optionName - The name of the option from the xml_parser_set_option list.
* @param $value - The value to set for the option.
*/
function xmlparser_setoption($optionName, $value){
xml_parser_set_option($this->parser, $optionName, $value);
}
/**
* xmlparser_fix_into_struct fixes the XML and passes the XML into the struct parser.
* @param $xml - A string XML value.
*/
function xmlparser_fix_into_struct($xml){
$trans_table = get_html_translation_table(HTML_ENTITIES,ENT_QUOTES);
$keys = array();
foreach($trans_table as $key=>$value) {
if($key != "<" && $key != ">" && $key != "&" && $key != "\"" && $key != "'" && $key != " "){
$keys[$key] = $value;
}
}
foreach($keys as $key=>$value){
$xml = preg_replace("/".$key."/",$value,$xml);
}
$xml = str_replace("&","%and%",$xml);
xml_parse_into_struct($this->parser, $xml, $this->values, $this->index);
xml_parser_free($this->parser);
}
/**
* createArray creates and returns the array.
* @return The associative XML array.
*/
function createArray(){
$i = 0;
$name = isset($this->values[$i]['tag']) ? $this->values[$i]['tag']: '';
$this->thearray[$name] = isset($this->values[$i]['attributes']) ? $this->values[$i]['attributes'] : '';
$this->thearray[$name] = $this->_struct_to_array($this->values, $i);
return $this->thearray;
}//createArray
/**
* _struct_to_array is a recursive function that takes the values and creates the array.
* @param $values - The values of the XML
* @param &$i - The index value
* @return The child
*/
function _struct_to_array($values, &$i){
$child = array();
if (isset($values[$i]['value'])) array_push($child, $values[$i]['value']);
while ($i++ < count($values)) {
if(isset($values[$i])){
switch ($values[$i]['type']) {
case 'cdata':
array_push($child, $values[$i]['value']);
break;
case 'complete':
$name = $values[$i]['tag'];
if(!empty($name)){
$child[$name]= (isset($values[$i]['value']))?($values[$i]['value']):'';
if(isset($values[$i]['attributes'])) {
$child[$name] = $values[$i]['attributes'];
}
}
break;
case 'open':
$name = $values[$i]['tag'];
$size = isset($child[$name]) ? sizeof($child[$name]) : 0;
$child[$name][$size] = $this->_struct_to_array($values, $i);
break;
case 'close':
return $child;
break;
}
}
}
return $child;
}//_struct_to_array
/**
* fix_html_entities replaces all instances of '%and%' with '&', since the xml_parser can't handle '&'.
* @param $string - A string value.
* @return A fixed string with & instead of %and%.
*/
function fix_html_entities($string){
$string = str_replace("%and%","&",$string);
return $string;
}
}
?>
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