.
*/
function snd_admin_notify($message, $error=false) {
if ( !$error ) {
echo '';
}
else {
echo '';
}
}
function snd_admin_notify_version() {
global $wp_version;
snd_admin_notify('You are using WordPress version '.$wp_version.'. SEO No Duplicate recommends that you use WordPress 2.7 or newer. Please update!');
}
function snd_admin_check_version() {
global $wp_version;
if (!empty($wp_version) && is_admin() && version_compare($wp_version,"2.7","<"))
add_action('admin_notices', 'snd_admin_notify_version');
}
function snd_set_canonical() {
global $wp_query;
// Shamelessly ripped [and slightly modified] from Joost De Valk's Canonical plugin, http://yoast.com/wordpress/canonical/
if ($wp_query->is_404 || $wp_query->is_search) {
return false;
}
$haspost = count($wp_query->posts) > 0;
$has_ut = function_exists('user_trailingslashit');
if (get_query_var('m')) {
// Handling special case with '?m=yyyymmddHHMMSS'
// Since there is no code for producing the archive links for
// is_time, we will give up and not try to produce a link.
$m = preg_replace('/[^0-9]/', '', get_query_var('m'));
switch (strlen($m)) {
case 4: // Yearly
$link = get_year_link($m);
break;
case 6: // Monthly
$link = get_month_link(substr($m, 0, 4), substr($m, 4, 2));
break;
case 8: // Daily
$link = get_day_link(substr($m, 0, 4), substr($m, 4, 2), substr($m, 6, 2));
break;
default:
return false;
}
} elseif (($wp_query->is_single || $wp_query->is_page) && $haspost) {
$post = $wp_query->posts[0];
$canonical_override = get_post_meta($post->ID, 'canonical', true);
if ( !empty($canonical_override) ) {
$link = $canonical_override;
}
else {
$link = get_permalink($post->ID);
$page = get_query_var('paged');
if ($page && $page > 1) {
$link = trailingslashit($link) . "page/". "$page";
if ($has_ut) {
$link = user_trailingslashit($link, 'paged');
} else {
$link .= '/';
}
}
// WP2.2: In Wordpress 2.2+ is_home() returns false and is_page()
// returns true if front page is a static page.
if ($wp_query->is_page && ('page' == get_option('show_on_front')) &&
$post->ID == get_option('page_on_front'))
{
$link = trailingslashit($link);
}
}
} elseif ($wp_query->is_author && $haspost) {
global $wp_version;
if ($wp_version >= '2') {
$author = get_userdata(get_query_var('author'));
if ($author === false)
return false;
$link = get_author_link(false, $author->ID,
$author->user_nicename);
} else {
// XXX: get_author_link() bug in WP 1.5.1.2
// s/author_nicename/user_nicename/
global $cache_userdata;
$userid = get_query_var('author');
$link = get_author_link(false, $userid,
$cache_userdata[$userid]->user_nicename);
}
} elseif ($wp_query->is_category && $haspost) {
$link = get_category_link(get_query_var('cat'));
} elseif ($wp_query->is_day && $haspost) {
$link = get_day_link(get_query_var('year'),
get_query_var('monthnum'),
get_query_var('day'));
} elseif ($wp_query->is_month && $haspost) {
$link = get_month_link(get_query_var('year'),
get_query_var('monthnum'));
} elseif ($wp_query->is_year && $haspost) {
$link = get_year_link(get_query_var('year'));
} elseif ($wp_query->is_home) {
// WP2.1: Handling "Posts page" option. In WordPress 2.1 is_home()
// returns true and is_page() returns false if home page has been
// set to a page, and we are getting the permalink of that page
// here.
if ((get_option('show_on_front') == 'page') &&
($pageid = get_option('page_for_posts')))
{
$link = trailingslashit(get_permalink($pageid));
} else {
$link = trailingslashit(get_option('home'));
}
} else {
return;
}
echo '';
}
add_action('admin_head', 'snd_admin_check_version');
add_action('wp_head', 'snd_set_canonical');
require("omninoggin-posts.php");
?>