max_num_pages;
// Don't print empty markup if there's only one page.
if ( $max_num_pages < 2 ) {
return;
}
?>
post_parent ) : get_adjacent_post( false, '', true );
$next = get_adjacent_post( false, '', false );
if ( ! $next && ! $previous ) {
return;
}
?>
%2$s';
if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) ) {
$time_string .= '';
}
$time_string = sprintf( $time_string,
esc_attr( get_the_date( 'c' ) ),
esc_html( get_the_date() ),
esc_attr( get_the_modified_date( 'c' ) ),
esc_html( get_the_modified_date() )
);
printf( __( '%1$s ~ %2$s', 'penscratch' ),
sprintf( '%2$s',
esc_url( get_permalink() ),
$time_string
),
sprintf( '%2$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.
*
* @return bool
*/
function penscratch_categorized_blog() {
if ( false === ( $all_the_cool_cats = get_transient( 'penscratch_categories' ) ) ) {
// Create an array of all the categories that are attached to posts.
$all_the_cool_cats = get_categories( array(
'fields' => 'ids',
'hide_empty' => 1,
// We only need to know if there is more than one category.
'number' => 2,
) );
// Count the number of categories that are attached to the posts.
$all_the_cool_cats = is_countable( $all_the_cool_cats ) ? count( $all_the_cool_cats ) : 0;
set_transient( 'penscratch_categories', $all_the_cool_cats );
}
if ( $all_the_cool_cats > 1 ) {
// This blog has more than 1 category so penscratch_categorized_blog should return true.
return true;
} else {
// This blog has only 1 category so penscratch_categorized_blog should return false.
return false;
}
}
/**
* Flush out the transients used in penscratch_categorized_blog.
*/
function penscratch_category_transient_flusher() {
// Like, beat it. Dig?
delete_transient( 'penscratch_categories' );
}
add_action( 'edit_category', 'penscratch_category_transient_flusher' );
add_action( 'save_post', 'penscratch_category_transient_flusher' );
/**
* 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 penscratch_get_link_url() {
$content = get_the_content();
$has_url = get_url_in_content( $content );
return ( $has_url ) ? $has_url : apply_filters( 'the_permalink', get_permalink() );
}
/*
* Return the post format, linked to the post format archive
*/
function penscratch_post_format() {
$format = get_post_format();
$formats = get_theme_support( 'post-formats' );
//If the post has no format, or if it's not a format supported by the theme, return
if ( ! $format || ! has_post_format( $formats[0] ) )
return;
printf( '%3$s ~ ',
esc_url( get_post_format_link( $format ) ),
esc_attr( sprintf( __( 'All %s posts', 'penscratch' ), get_post_format_string( $format ) ) ),
get_post_format_string( $format )
);
}