function getWeather($zip)
{
if (!$zip) {
$zip = '02111';
}
$file = file_get_contents('http://rss.weather.com/weather/rss/local/' . $zip . '?cm_ven=LWO&cm_cat=rss&par=LWO_rss');
$fs = new FileStorage($this->cache, FS_WRITE);
$fs->write($file);
$error = XMLParseFile($parser, $this->cache, 0);
if ($error) {
return $error;
} else {
$ret = array();
foreach ($parser->structure as $k => $v) {
if (is_string($v) && strstr($v, 'For more') !== FALSE) {
$v = str_replace('°', '°', $v);
if (strstr($v, '---') !== FALSE) {
$days = explode('---', $v);
$junk = array_pop($days);
$ret['forecast'] = $days;
} else {
$v = strip_tags($v);
$ret['current'] = substr($v, 0, strpos($v, 'For more') - 1);
}
}
if (count($ret) == 2) {
break;
}
}
}
return $ret;
}
function Parse($filename)
{
$this->header = array();
$this->footer = array();
$this->filename = $filename;
$error = XMLParseFile($this->parser, $this->filename, 0, "", 1, "UTF-8");
//"ISO-8859-1");
if (strcmp($error, "")) {
print "Parser Error: {$error}\n";
return $error;
} else {
$this->WalkXML("0");
//&$this->parser->structure, &$this->parser->positions);
return false;
}
}
}
}
}
function DumpStructure(&$structure, &$positions, $path)
{
echo "[" . $positions[$path]["Line"] . "," . $positions[$path]["Column"] . "," . $positions[$path]["Byte"] . "]";
if (GetType($structure[$path]) == "array") {
echo "<" . $structure[$path]["Tag"] . ">";
for ($element = 0; $element < $structure[$path]["Elements"]; $element++) {
DumpStructure($structure, $positions, $path . ",{$element}");
}
echo "</" . $structure[$path]["Tag"] . ">";
} else {
echo $structure[$path];
}
}
$file_name = "example.xml";
$error = XMLParseFile($parser, $file_name, 1, $file_name . ".cache");
if (strcmp($error, "")) {
echo "<H2><CENTER>Parser error: {$error}</CENTER></H2>\n";
} else {
echo "<H2><CENTER>Parsed file structure</CENTER></H2>\n";
echo "<P>This example dumps the structure of the elements of an XML file by displaying the tags and data preceded by their positions in the file: line number, column number and file byte index.</P>\n";
echo "<PRE>";
DumpStructure($parser->structure, $parser->positions, "0");
echo "</PRE>\n";
}
?>
</BODY>
</HTML>
