function flv_get_duration($url)
{
global $flv_sitemap_options;
$options = $flv_sitemap_options;
// duration disallowed -> exit now!
if (empty($options['allow_duration']))
return false;
// get site relative path without the first '/'
$movie_path = substr(flv_make_relative($url),1);
$server_path = $options['server_path'];
$file = $server_path . $movie_path;
// get contents of a file into a string
if (file_exists($file)) {
$handle = fopen($file, "r");
$contents = fread($handle, filesize($file));
fclose($handle);
if (strlen($contents) > 3) {
if (substr($contents,0,3) == "FLV") {
$taglen = hexdec(bin2hex(substr($contents,strlen($contents)-3)));
if (strlen($contents) > $taglen) {
$duration = hexdec(bin2hex(substr($contents,strlen($contents)-$taglen,3)));
return $duration;
}
}
}
}
return false;
}
function flv_sitemap_content()
{
global $wpdb, $flv_sitemap_options, $flv_metakey;
$options = $flv_sitemap_options;
$allow_embed = ($options['allow_embed']) ? "Yes" : "No";
$player = get_settings('siteurl') . '/wp-content/plugins/flv-embed/flvplayer.swf';
if ($options['allow_thumbnail'])
$xsl = get_settings('siteurl') . '/wp-content/plugins/flv-embed/sitemap.xsl';
else
$xsl = get_settings('siteurl') . '/wp-content/plugins/flv-embed/sitemap2.xsl';
$xml_head = '<?xml version="1.0" encoding="UTF-8"?' . '>';
$xml_head .= "\n" . '<?xml-stylesheet type="text/xsl" href="' . $xsl . '"?' . '>';
ob_start();
print <<< XML_HEAD
{$xml_head}
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
xmlns:video="http://www.google.com/schemas/sitemap-video/1.0">
XML_HEAD;
// read flv custom fields from database
$flvs = $wpdb->get_results("SELECT meta_value, id, post_title, post_content, post_excerpt
FROM $wpdb->postmeta, $wpdb->posts
WHERE meta_key = '$flv_metakey'
AND post_id = id
AND post_status = 'publish'
ORDER BY post_date DESC");
// if flv custom fields are found
if (!empty($flvs)) {
// process each flv found in custom fields
foreach ($flvs as $flv) {
$metavalue = $flv->meta_value;
$input = explode("\n", $metavalue);
$arg = count($input);
// extract movie and poster information
if ($arg == 1)
$movie = $input[0];
else if ($arg == 2)
list($movie, $poster) = $input;
else if ($arg == 3)
list($movie, $poster, $duration) = $input;
// attempt to shorten $movie URL with site relative path for player_loc
$movie_url = flv_make_relative($movie);
if (!empty($movie_url))
$player_loc = $player . '?file=' . $movie_url;
else
$player_loc = $player . '?file=' . $movie;
$loc = get_permalink($flv->id);
$title = $flv->post_title;
if (empty($flv->post_excerpt))
$excerpt = flv_fake_excerpt($flv->post_content);
else
$excerpt = $flv->post_excerpt;
// thumbnail
if ($options['allow_thumbnail'])
$thumbnail = "\n\t\t<video:thumbnail_loc>" . $poster . "</video:thumbnail_loc>";
// duration
if ($options['allow_duration']) {
// convert millisecond to second
$duration = round($duration / 1000);
$duration = "\n\t\t<video:duration>" . $duration . "</video:duration>";
}
// family_friendly
switch($options['family_safe']) {
case "yes":
$family_friendly = "Yes";
break;
case "no":
$family_friendly = "No";
break;
case "not_sure":
$family_friendly = "";
break;
}
if (!empty($family_friendly)) {
$family_friendly = "\n\t\t<video:family_friendly>" . $family_friendly . "</video:family_friendly>";
}
print <<< ITEM
<url>
<loc>{$loc}</loc>
<video:video>
<video:content_loc>{$movie}</video:content_loc>
<video:player_loc allow_embed="{$allow_embed}">{$player_loc}</video:player_loc>{$thumbnail}
<video:title><![CDATA[{$title}]]></video:title>
<video:description><![CDATA[{$excerpt}]]></video:description>{$family_friendly}{$duration}
</video:video>
</url>
ITEM;
}
} else {
$error = 'ERROR';
}
print <<< XML_FOOT
</urlset>
XML_FOOT;
$output = ob_get_contents();
ob_end_clean();
// return error if no flv custom field found
if ($error)
return $error;
else
return $output;
}