/**
* Output <title>
*
* Generate <title>
* @param array $args
*/
function head_title($args = array())
{
$args = array_merge(array('echo' => TRUE, 'home' => NULL, 'sep' => ' › '), $args);
$output = '';
if ($args['home'] && URI::is('home')) {
$output = $args['home'];
} else {
for ($i = Xysti::uri_count(); $i > 0; $i--) {
$output .= Xysti::page('title', $i) . $args['sep'];
}
}
if ($args['echo']) {
echo $output;
} else {
return $output;
}
}
/**
* Walk the sitemap to find the requested page meta
*
* @param array $segments
* @param int $segment_count Number of segments
* @return array Page meta
*/
private static function sitemap_page_walk($segments, $segment_count = NULL)
{
if (is_null($segment_count)) {
$segment_count = Xysti::uri_count();
}
$walk = Xysti::sitemap();
// Traverse the sitemap up to the $segment_count
for ($depth = 1; $depth <= $segment_count; $depth++) {
$this_segment = $segments[$depth - 1];
// If we have reached the $segment_count
if ($depth == $segment_count) {
// Return item or
if (isset($walk[$this_segment])) {
$walk[$this_segment]['slug'] = $this_segment;
return $walk[$this_segment];
}
break;
// If there are still children
} elseif (isset($walk[$this_segment]['/'])) {
// If ['/'] is an array keep traversing
if (is_array($walk[$this_segment]['/'])) {
$walk = $walk[$this_segment]['/'];
// If ['/'] == dynamic then all children equal this segment
} elseif ($walk[$this_segment]['/'] == 'dynamic') {
return $walk[$this_segment];
break;
// ['/'] is set but has clearly been done so incorrectly so end the loop
} else {
break;
}
// If no children then break the loop
} else {
break;
}
}
$page['slug'] = $this_segment;
$page['not_found'] = TRUE;
return $page;
}
