post_parent ) : get_adjacent_post( false, '', true );
$next = get_adjacent_post( false, '', false );
if ( ! $next && ! $previous )
return;
}
// Don't print empty markup in archives if there's only one page.
if ( $wp_query->max_num_pages < 2 && ( is_home() || is_archive() || is_search() ) )
return;
$nav_class = ( is_single() ) ? 'post-navigation' : 'paging-navigation';
?>
%2$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() )
);
$formats = get_theme_support( 'post-formats' );
$format = get_post_format();
if ( is_sticky() ) :
printf( __( 'Featured by %1$s', 'kelly' ),
sprintf( '%2$s',
esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
esc_html( get_the_author() )
)
);
elseif ( $format && in_array( $format, $formats[0] ) ) :
printf( __( '%1$s posted on %2$s by %3$s', 'kelly' ),
sprintf( '%3$s',
esc_url( get_post_format_link( $format ) ),
esc_attr( sprintf( __( 'All %s posts', 'kelly' ), get_post_format_string( $format ) ) ),
get_post_format_string( $format )
),
sprintf( '%2$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() )
)
);
else :
printf( __( 'Posted on %1$s by %2$s', 'kelly' ),
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;
}
endif;
/**
* Returns true if a blog has more than 1 category
*/
function kelly_categorized_blog() {
if ( false === ( $all_the_cool_cats = get_transient( 'all_the_cool_cats' ) ) ) {
// Create an array of all the categories that are attached to posts
$all_the_cool_cats = get_categories( array(
'hide_empty' => 1,
) );
// 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( 'all_the_cool_cats', $all_the_cool_cats );
}
if ( '1' != $all_the_cool_cats ) {
// This blog has more than 1 category so kelly_categorized_blog should return true
return true;
} else {
// This blog has only 1 category so kelly_categorized_blog should return false
return false;
}
}
/**
* Flush out the transients used in kelly_categorized_blog
*/
function kelly_category_transient_flusher() {
// Like, beat it. Dig?
delete_transient( 'all_the_cool_cats' );
}
add_action( 'edit_category', 'kelly_category_transient_flusher' );
add_action( 'save_post', 'kelly_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 kelly_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() );
}