$post->post_parent,
'fields' => 'ids',
'numberposts' => 1,
'post_status' => 'inherit',
'post_type' => 'attachment',
'post_mime_type' => 'image',
'order' => 'ASC',
'orderby' => 'menu_order ID'
) );
// If there is more than 1 attachment in a gallery...
if ( count( $attachment_ids ) > 1 ) {
foreach ( $attachment_ids as $attachment_id ) {
if ( $attachment_id == $post->ID ) {
$next_id = current( $attachment_ids );
break;
}
}
// get the URL of the next image attachment...
if ( $next_id )
$next_attachment_url = get_attachment_link( $next_id );
// or get the URL of the first image attachment.
else
$next_attachment_url = get_attachment_link( array_shift( $attachment_ids ) );
}
printf( '%2$s',
esc_url( $next_attachment_url ),
wp_get_attachment_image( $post->ID, $attachment_size )
);
wp_reset_postdata();
}
endif;
if ( ! function_exists( 'ecommerce_hub_posted_on' ) ) :
/**
* Prints HTML with meta information for the current post-date/time and author.
*/
function ecommerce_hub_posted_on() {
$time_string = '';
if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) )
$time_string .= '';
$time_string = sprintf( $time_string,
esc_attr( get_the_date( 'c' ) ),
esc_html( get_the_date() ),
esc_attr( get_the_modified_date( 'c' ) ),
esc_html( get_the_modified_date() )
);
printf('Published %1$s by %2$s',
sprintf( '%2$s',
esc_url( get_permalink() ),
esc_html($time_string)
),
sprintf( '%2$s',
esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
esc_html( get_the_author() )
)
);
}
endif;
/**
* Returns true if a blog has more than 1 category
*/
function ecommerce_hub_categorized_blog() {
if ( false === ( $ecommerce_hub_all_the_cool_cats = get_transient( 'ecommerce_hub_all_the_cool_cats' ) ) ) {
// Create an array of all the categories that are attached to posts
$ecommerce_hub_all_the_cool_cats = get_categories( array(
'hide_empty' => 1,
) );
// Count the number of categories that are attached to the posts
$ecommerce_hub_all_the_cool_cats = count( $ecommerce_hub_all_the_cool_cats );
set_transient( 'ecommerce_hub_all_the_cool_cats', $ecommerce_hub_all_the_cool_cats );
}
if ( '1' != $ecommerce_hub_all_the_cool_cats ) {
// This blog has more than 1 category so ecommerce_hub_categorized_blog should return true
return true;
} else {
// This blog has only 1 category so ecommerce_hub_categorized_blog should return false
return false;
}
}
if ( ! function_exists( 'ecommerce_hub_the_custom_logo' ) ) :
function ecommerce_hub_the_custom_logo() {
if( has_custom_logo() ){
the_custom_logo();
}
}
endif;
/**
* Flush out the transients used in ecommerce_hub_categorized_blog
*/
function ecommerce_hub_category_transient_flusher() {
// Like, beat it. Dig?
delete_transient( 'ecommerce_hub_all_the_cool_cats' );
}
add_action( 'edit_category', 'ecommerce_hub_category_transient_flusher' );
add_action( 'save_post', 'ecommerce_hub_category_transient_flusher' );