<xml.php>
$file = "cultlife.xml";
function trustedFile($file)
{
// only trust local files owned by ourselves
if (!eregi("^([a-z]+)://", $file) && fileowner($file) == getmyuid())
{
return true;
}
return false;
}
function startElement($parser, $name, $attribs)
{
print "<<font color=#0000cc>$name</font>";
if (sizeof($attribs)) {
/*while (list($k, $v) = each($attribs)) {
print "<font color=#009900>$k</font><font color=#990000>$v</font>";
} */
}
print ">";
}
function endElement($parser, $name)
{
print "</<font color=#0000cc>$name</font>><br>";
}
function characterData($parser, $data)
{
print "<b>$data</b>";
}
function PIHandler($parser, $target, $data)
{
switch (strtolower($target)) {
case "php":
global $parser_file;
// If the parsed document is "trusted", we say it is safe
// to execute PHP code inside it. If not, display the code
// instead.
if (trustedFile($parser_file[$parser])) {
eval($data);
} else {
printf("Untrusted PHP code: <i>%s</i>", htmlspecialchars
($data));
}
break;
}
}
function defaultHandler($parser, $data)
{
if (substr($data, 0, 1) == "&" && substr($data, -1, 1) == ";") {
printf('<font color="#aa00aa">%s</font>', htmlspecialchars
($data));
} else {
printf('<font size="-1">%s</font>', htmlspecialchars($data));
}
}
function externalEntityRefHandler($parser, $openEntityNames, $base,
$systemId,
$publicId)
{
if ($systemId) {
if (!list($parser, $fp) = new_xml_parser($systemId)) {
printf("Could not open entity %s at %sn", $openEntityNames,
$systemId);
return false;
}
while ($data = fread($fp, 4096)) {
if (!xml_parse($parser, $data, feof($fp))) {
printf("XML error: %s at line %d while parsing entity %
sn",
xml_error_string(xml_get_error_code($parser)),
xml_get_current_line_number($parser),
$openEntityNames);
xml_parser_free($parser);
return false;
}
}
xml_parser_free($parser);
return true;
}
return false;
}
function new_xml_parser($file) {
global $parser_file;
$xml_parser = xml_parser_create();
xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING, 1);
xml_set_element_handler($xml_parser, "startElement", "endElement");
xml_set_character_data_handler($xml_parser, "characterData");
xml_set_processing_instruction_handler($xml_parser, "PIHandler");
xml_set_default_handler($xml_parser, "defaultHandler");
xml_set_external_entity_ref_handler
($xml_parser, "externalEntityRefHandler");
if (!($fp = @fopen($file, "r"))) {
return false;
}
if (!is_array($parser_file)) {
settype($parser_file, "array");
}
$parser_file[$xml_parser] = $file;
return array($xml_parser, $fp);
}
if (!(list($xml_parser, $fp) = new_xml_parser($file))) {
die("could not open XML input");
}
print "<pre>";
while ($data = fread($fp, 4096)) {
if (!xml_parse($xml_parser, $data, feof($fp))) {
die(sprintf("XML error: %s at line %dn",
xml_error_string(xml_get_error_code($xml_parser)),
xml_get_current_line_number($xml_parser)));
}
}
print "</pre>";
print "parse completen";
xml_parser_free($xml_parser);
<xmltest.xml>
<?xml version='1.0'?>
<!DOCTYPE chapter SYSTEM "/just/a/test.dtd" [
<!ENTITY plainEntity "FOO entity">
<!ENTITY systemEntity SYSTEM "xmltest2.xml">
]>
<chapter>
<TITLE>Title &plainEntity;</TITLE>
<para>
<informaltable>
<tgroup cols="3">
<tbody>
<row><entry>a1</entry><entry
morerows="1">b1</entry><entry>c1</entry></row>
<row><entry>a2</entry><entry>c2</entry></row>
<row><entry>a3</entry><entry>b3</entry><entry>c3</entry></row>
</tbody>
</tgroup>
</informaltable>
</para>
&systemEntity;
<sect1 id="about">
<title>About this Document</title>
<para>
<!-- this is a comment -->
<?php print 'Hi! This is PHP version '.phpversion(); ?>
</para>
</sect1>
</chapter>
<xmltest2.xml>
<?xml version="1.0"?>
<!DOCTYPE foo [
<!ENTITY testEnt "test entity">
]>
<foo>
<element attrib="value"/>
&testEnt;
<?php print "This is some more PHP code being executed."; ?>
</foo>
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