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/home/cluster1/data/bu01/1121861/html/jlex/nahuatl/php4/nahuatl_post_processor.php4

<?
include_once("../../jlex/php4/query_object.php4");
class nahuatl_post_processor {
    var $parser;
    
    var $fields;
    var $xml;
    var $data;
    var $symbols;
    var $substitutes;
    var $has_symbols;

var $params;

function nahuatl_post_processor() {
	$this->fields = array();
	$this->xml = "";
	$this->data = "";
	$this->symbols = array();
	$this->substitutes = array();
	$this->has_symbols = false;
    }

function endHandler($xp,$element) {
	$element = strtolower($element);
	if(in_array($element,$this->fields) && $this->has_symbols) {
	    $temp = $this->substitute($this->data);
	    $this->data = $temp;
	}
	$this->xml .= $this->data."</$element>\n";
	$this->data = "";
    }

function cDataHandler($xp,$data) {	
	$data = trim($data);
	if($data != "") {
	    //$data = ereg_replace("&amp;","&",$data);
	    //$data = ereg_replace("&lt;","<",$data);
	    //$data = ereg_replace("&gt;",">",$data);
	    $data = utf8_encode($data);
	    $this->data .= $data;
	}
    }

function substitute($string) {
	$string = str_replace($this->symbols,$this->substitutes,$string);
	return $string;
    }

function process_xml($xml, $params, $fields_file, $symbols_file) {
	$this->fields = $this->get_fields($fields_file);
	$this->params = $params;
	$this->parser = xml_parser_create();
	xml_set_object($this->parser,$this);
	xml_set_element_handler($this->parser,"startHandler","endHandler");
	xml_set_character_data_handler($this->parser,"cDataHandler");

$this->make_symbols_table($symbols_file);
	xml_parse($this->parser,$xml);
	return $this->xml;
    }
}
$macron_symbol = $form_vars["macron_symbol"];
if($macron_symbol == "macron") {
    $fields_file = "../nahuatl/macron_fields.txt";
    $symbols_file = "../nahuatl/macrons.txt";
}
else {
    $fields_file = "";
    $symbols_file = "";
}
    
$template_type = $form_vars["template_type"];

if(array_key_exists("username",$_SESSION)) {
    $username = $_SESSION["username"];
    if($username != "") {
	$params["username"] = $username;
    }
}

if(array_key_exists("admin",$_SESSION)) {
    $admin = $_SESSION["admin"];
    $link = $query_object->get_link();
    $params["admin"] = $admin;
    $params["link"] = $link;
}
$params["template_type"] = $template_type;

$stylesheet = $query_object->get_stylesheet();

$npp = new nahuatl_post_processor();
$xml = $query_object->get_xml();
$xml = $npp->process_xml($xml,$params,$fields_file,$symbols_file);
$xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"."<?xml-stylesheet href='$stylesheet' type='text/xsl'?>".$xml;

header("Content-Type: application/xml");
echo $xml;