tag based on what is being viewed.
*
* @param string $title Default title text for current view.
* @param string $sep Optional separator.
* @return string The filtered title.
*/
function edin_wp_title( $title, $sep ) {
if ( is_feed() ) {
return $title;
}
global $page, $paged;
// Add the blog name
$title .= get_bloginfo( 'name', 'display' );
// Add the blog description for the home/front page.
$site_description = get_bloginfo( 'description', 'display' );
if ( $site_description && ( is_home() || is_front_page() ) ) {
$title .= " $sep $site_description";
}
// Add a page number if necessary:
if ( ( $paged >= 2 || $page >= 2 ) && ! is_404() ) {
$title .= " $sep " . sprintf( __( 'Page %s', 'edin' ), max( $paged, $page ) );
}
return $title;
}
add_filter( 'wp_title', 'edin_wp_title', 10, 2 );
/**
* Sets the authordata global when viewing an author archive.
*
* This provides backwards compatibility with
* http://core.trac.wordpress.org/changeset/25574
*
* It removes the need to call the_post() and rewind_posts() in an author
* template to print information about the author.
*
* @global WP_Query $wp_query WordPress Query object.
* @return void
*/
function edin_setup_author() {
global $wp_query;
if ( $wp_query->is_author() && isset( $wp_query->post ) ) {
$GLOBALS['authordata'] = get_userdata( $wp_query->post->post_author );
}
}
add_action( 'wp', 'edin_setup_author' );
/**
* Returns the URL from the post.
*
* @uses get_the_link() to get the URL in the post meta (if it exists) or
* the first link found in the post content.
*
* Falls back to the post permalink if no URL is found in the post.
*
* @return string URL
*/
function edin_get_link_url() {
$content = get_the_content();
$has_url = get_url_in_content( $content );
return ( $has_url && has_post_format( 'link' ) ) ? $has_url : apply_filters( 'the_permalink', get_permalink() );
}
/**
* Replaces "[...]" (appended to automatically generated excerpts) with ... and a 'Continue reading' link.
* @return string 'Continue reading' link prepended with an ellipsis.
*/
if ( ! function_exists( 'edin_excerpt_more' ) ) :
function edin_excerpt_more( $more ) {
if ( is_page() && ! is_search() ) {
return '…';
} else {
$link = sprintf( '%2$s',
esc_url( get_permalink( get_the_ID() ) ),
/* translators: %s: Name of current post */
sprintf( esc_html__( 'Continue reading %s', 'edin' ), '' . get_the_title( get_the_ID() ) . '' )
);
return ' … ' . $link;
}
}
add_filter( 'excerpt_more', 'edin_excerpt_more' );
endif;
/**
* Get random posts; a simple, more efficient approach.
* MySQL queries that use ORDER BY RAND() can be pretty challenging and slow on large datasets.
* Also it works better with heavy caching.
*/
function edin_get_random_posts( $number = 1, $post_type = 'post' ) {
$query = new WP_Query( array(
'posts_per_page' => 100,
'fields' => 'ids',
'post_type' => $post_type
) );
$post_ids = $query->posts;
shuffle( $post_ids );
$post_ids = array_splice( $post_ids, 0, $number );
$random_posts = get_posts( array(
'post__in' => $post_ids,
'numberposts' => count( $post_ids ),
'post_type' => $post_type
) );
return $random_posts;
}