function thb_seo()
{
if (is_404()) {
return;
}
if (!thb_get_option('seo_enable')) {
return;
}
echo "<!-- SEO -->\n";
// SEO global data
$url = is_front_page() ? home_url('/') : get_permalink();
$author = thb_get_option('seo_author');
$robots = thb_get_option('seo_robots');
$description = thb_get_option('seo_description');
$keywords = thb_get_option('seo_keywords');
$google_verification = thb_get_option('google_site_verification');
$title = is_front_page() ? get_bloginfo('name') : get_the_title();
$logo = thb_get_option('main_logo');
// Robots
thb_meta('robots', $robots);
// Author
thb_meta('author', $author);
// Description
if (is_single() || is_page()) {
$single_description = thb_get_post_meta(thb_get_page_ID(), 'seo_description');
if (!empty($single_description)) {
$description = $single_description;
} else {
$post = get_post(thb_get_page_ID());
$description = thb_get_the_excerpt($post);
}
}
thb_meta('description', $description);
// Keywords
if (is_single() || is_page()) {
$single_keywords = thb_get_post_meta(thb_get_page_ID(), 'seo_keywords');
if (!empty($single_keywords)) {
$keywords .= ', ' . $single_keywords;
}
}
thb_meta('keywords', $keywords);
// News keywords
if (is_single()) {
$tags = '';
$post_tags = get_the_tags();
if (!empty($post_tags)) {
$i = 0;
foreach (get_the_tags() as $tag) {
$tags .= ($i == 0 ? '' : ',') . $tag->name;
$i++;
}
thb_meta('news_keywords', $tags);
}
}
// Google site verification
thb_meta('google-site-verification', $google_verification);
// Facebook Open Graph
// See: http://developers.facebook.com/docs/opengraph/
echo "<!-- Open Graph -->\n";
thb_meta('og:locale', get_bloginfo('language'));
thb_meta('og:url', $url);
thb_meta('og:site_name', get_bloginfo('name'));
if (!empty($logo)) {
thb_meta('og:image', thb_image_get_size($logo['id'], 'full'));
}
thb_meta('og:title', $title);
thb_meta('og:description', $description);
thb_meta('og:type', is_single() ? 'article' : 'website');
}
function thb_theme_meta()
{
thb_meta('viewport', 'width=device-width, initial-scale=1.0, maximum-scale=1.0');
}