item;
// Set up the tags that describe the current page.
$tag_array[] = array("og:site_name", str_replace("\"", """, str_replace("\"", """, item::root()->title)));
$tag_array[] = array("og:url", url::abs_current(true));
$tag_array[] = array("og:title", str_replace("\"", """, $item->title));
// Set albums and photos to type = article, movies to type = video for embeding.
if ($item->is_album() || $item->is_photo()) {
$tag_array[] = array("og:type", "article");
} elseif ($item->is_movie()) {
$tag_array[] = array("og:type", "video");
}
// Use the thumb url for the page image.
$tag_array[] = array("og:image", $item->thumb_url(true));
// If there's a description, display it.
if ($item->description != "") {
$tag_array[] = array("og:description", html::purify($item->description));
}
// If the item is a photo, then we already have the mime type in the database, so display that.
// Otherwise, attempt to auto-detect mime type using getimagesize().
if ($item->is_photo()) {
$tag_array[] = array("og:image:type", $item->mime_type);
$tag_array[] = array("og:image:width", $item->thumb_width);
$tag_array[] = array("og:image:height", $item->thumb_height);
} elseif ($item->is_album()) {
$size = getimagesize($item->thumb_path());
if ($size) {
$tag_array[] = array("og:image:type", $size['mime']);
}
}
// If the item is a movie, display some additional meta tags so facebook can embed the movie.
if ($item->is_movie()) {
// Make sure the movie is in a format flowplayer supports.
$file_ext = "";
if (strlen($item->name) > 4) {
$file_ext = strtolower(substr($item->name, -4));
}
if (($file_ext == ".flv") || ($file_ext == ".mp4") || ($file_ext == ".m4v")) {
$tag_array[] = array("og:video", "http://releases.flowplayer.org/swf/flowplayer-3.2.16.swf?config=" . urlencode("{'clip':{'url':'" . $item->file_url(true) . "'}}"));
$tag_array[] = array("og:video:secure_url", "https://releases.flowplayer.org/swf/flowplayer-3.2.16.swf?config=" . urlencode("{'clip':{'url':'" . $item->file_url(true) . "'}}"));
$tag_array[] = array("og:video:type", "application/x-shockwave-flash");
$tag_array[] = array("og:video:width", $item->width);
$tag_array[] = array("og:video:height", $item->height);
}
}
// Loop through and display each meta tag.
foreach ($tag_array as $one_tag) {
print "\n";
}
?>
