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<?php
// Variables which will needed to be accessed "globally"
$newItem = false; // A "marker" for when we're inside an <item />
$element = ''; // Stores the name of the current element
$title = ''; // Holds the contents of a <title /> element
$description = ''; // Holds the contents of a <description /> element
$link = ''; // Holds the contents of a <link /> element
$table="<table width=\"400\">\n"; // Stores HTML table
// Responds to opening tags
function open ($sax, $element, $attributes) {
// If we're inside an <item /> tag
if ($GLOBALS['newItem'] == true)
// ...store the name of the element
$GLOBALS['element'] = $element;
// If it's a new <item /> tag
else if ($element == 'ITEM')
// Switch on the newItem marker
$GLOBALS['newItem'] = true;
}
// Responds to closing tags
function close($sax, $element) {
// If it's the closing tag of an <item /> element...
if ($element == 'ITEM') {
// ... add the contents of <title /> etc. to the table
$GLOBALS['table'].="<tr>\n<td><a href=\"".$GLOBALS['link'].
"\">".$GLOBALS['title']."</a><br />\n".$GLOBALS['description'].
"</td>\n</tr>";
// Rest the contents variables
$GLOBALS['title'] = '';
$GLOBALS['description'] = '';
$GLOBALS['link'] = '';
// Switch off the newItem marker
$GLOBALS['newItem'] = false;
}
}
// Responds to the character data inside an element
function data($sax, $data) {
// If we're inside an <item /> tag...
if ($GLOBALS['newItem']==true) {
// ... store the data for the elements in this list...
switch ($GLOBALS['element']) {
case 'TITLE':
$GLOBALS['title'] .= $data;
break;
case 'DESCRIPTION':
$GLOBALS['description'] .= $data;
break;
case 'LINK':
$GLOBALS['link'] .= $data;
break;
}
}
}
// Create the XML parser
$sax = xml_parser_create('UTF-8');
// Register the open and close callback functions
xml_set_element_handler($sax,'open','close');
// Register the character data callback function
xml_set_character_data_handler($sax,'data');
// Open a connection to Sitepoint
$fp = fopen ( 'http://www.sitepoint.com/rss.php','r' );
// Loop until the end of the file
while ( !feof($fp) ) {
// Fetch a chunk of data
$data = fgets ($fp);
// Parse it
xml_parse($sax,$data);
}
// Now free up the parser
xml_parser_free($sax);
// Finish off the table
$table.="</table>\n";
?>
<!doctype html public "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title> Sitepoint News </title>
<style type="text/css">
table {
background-color: silver;
}
td {
background-color: white;
font-family: verdana;
font-size: 11px;
}
a {
font-weight: bold;
}
</style>
</head>
<body>
<?php echo ( $table ); ?>
</body>
</html>
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