3 * Custom template tags for Twenty Fifteen
5 * Eventually, some of the functionality here could be replaced by core features.
8 * @subpackage Twenty_Fifteen
9 * @since Twenty Fifteen 1.0
12 if ( ! function_exists( 'twentyfifteen_comment_nav' ) ) :
14 * Display navigation to next/previous comments when applicable.
16 * @since Twenty Fifteen 1.0
18 function twentyfifteen_comment_nav() {
19 // Are there comments to navigate through?
20 if ( get_comment_pages_count() > 1 && get_option( 'page_comments' ) ) :
22 <nav class="navigation comment-navigation" role="navigation">
23 <h2 class="screen-reader-text"><?php _e( 'Comment navigation', 'twentyfifteen' ); ?></h2>
24 <div class="nav-links">
26 if ( $prev_link = get_previous_comments_link( __( 'Older Comments', 'twentyfifteen' ) ) ) :
27 printf( '<div class="nav-previous">%s</div>', $prev_link );
30 if ( $next_link = get_next_comments_link( __( 'Newer Comments', 'twentyfifteen' ) ) ) :
31 printf( '<div class="nav-next">%s</div>', $next_link );
34 </div><!-- .nav-links -->
35 </nav><!-- .comment-navigation -->
41 if ( ! function_exists( 'twentyfifteen_entry_meta' ) ) :
43 * Prints HTML with meta information for the categories, tags.
45 * @since Twenty Fifteen 1.0
47 function twentyfifteen_entry_meta() {
48 if ( is_sticky() && is_home() && ! is_paged() ) {
49 printf( '<span class="sticky-post">%s</span>', __( 'Featured', 'twentyfifteen' ) );
52 $format = get_post_format();
53 if ( current_theme_supports( 'post-formats', $format ) ) {
54 printf( '<span class="entry-format">%1$s<a href="%2$s">%3$s</a></span>',
55 sprintf( '<span class="screen-reader-text">%s </span>', _x( 'Format', 'Used before post format.', 'twentyfifteen' ) ),
56 esc_url( get_post_format_link( $format ) ),
57 get_post_format_string( $format )
61 if ( in_array( get_post_type(), array( 'post', 'attachment' ) ) ) {
62 $time_string = '<time class="entry-date published updated" datetime="%1$s">%2$s</time>';
64 if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) ) {
65 $time_string = '<time class="entry-date published" datetime="%1$s">%2$s</time><time class="updated" datetime="%3$s">%4$s</time>';
68 $time_string = sprintf( $time_string,
69 esc_attr( get_the_date( 'c' ) ),
71 esc_attr( get_the_modified_date( 'c' ) ),
72 get_the_modified_date()
75 printf( '<span class="posted-on"><span class="screen-reader-text">%1$s </span><a href="%2$s" rel="bookmark">%3$s</a></span>',
76 _x( 'Posted on', 'Used before publish date.', 'twentyfifteen' ),
77 esc_url( get_permalink() ),
82 if ( 'post' == get_post_type() ) {
83 if ( is_singular() || is_multi_author() ) {
84 printf( '<span class="byline"><span class="author vcard"><span class="screen-reader-text">%1$s </span><a class="url fn n" href="%2$s">%3$s</a></span></span>',
85 _x( 'Author', 'Used before post author name.', 'twentyfifteen' ),
86 esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
91 $categories_list = get_the_category_list( _x( ', ', 'Used between list items, there is a space after the comma.', 'twentyfifteen' ) );
92 if ( $categories_list && twentyfifteen_categorized_blog() ) {
93 printf( '<span class="cat-links"><span class="screen-reader-text">%1$s </span>%2$s</span>',
94 _x( 'Categories', 'Used before category names.', 'twentyfifteen' ),
99 $tags_list = get_the_tag_list( '', _x( ', ', 'Used between list items, there is a space after the comma.', 'twentyfifteen' ) );
101 printf( '<span class="tags-links"><span class="screen-reader-text">%1$s </span>%2$s</span>',
102 _x( 'Tags', 'Used before tag names.', 'twentyfifteen' ),
108 if ( is_attachment() && wp_attachment_is_image() ) {
109 // Retrieve attachment metadata.
110 $metadata = wp_get_attachment_metadata();
112 printf( '<span class="full-size-link"><span class="screen-reader-text">%1$s </span><a href="%2$s">%3$s × %4$s</a></span>',
113 _x( 'Full size', 'Used before full size attachment link.', 'twentyfifteen' ),
114 esc_url( wp_get_attachment_url() ),
120 if ( ! is_single() && ! post_password_required() && ( comments_open() || get_comments_number() ) ) {
121 echo '<span class="comments-link">';
122 /* translators: %s: post title */
123 comments_popup_link( sprintf( __( 'Leave a comment<span class="screen-reader-text"> on %s</span>', 'twentyfifteen' ), get_the_title() ) );
130 * Determine whether blog/site has more than one category.
132 * @since Twenty Fifteen 1.0
134 * @return bool True of there is more than one category, false otherwise.
136 function twentyfifteen_categorized_blog() {
137 if ( false === ( $all_the_cool_cats = get_transient( 'twentyfifteen_categories' ) ) ) {
138 // Create an array of all the categories that are attached to posts.
139 $all_the_cool_cats = get_categories( array(
143 // We only need to know if there is more than one category.
147 // Count the number of categories that are attached to the posts.
148 $all_the_cool_cats = count( $all_the_cool_cats );
150 set_transient( 'twentyfifteen_categories', $all_the_cool_cats );
153 if ( $all_the_cool_cats > 1 ) {
154 // This blog has more than 1 category so twentyfifteen_categorized_blog should return true.
157 // This blog has only 1 category so twentyfifteen_categorized_blog should return false.
163 * Flush out the transients used in {@see twentyfifteen_categorized_blog()}.
165 * @since Twenty Fifteen 1.0
167 function twentyfifteen_category_transient_flusher() {
168 // Like, beat it. Dig?
169 delete_transient( 'twentyfifteen_categories' );
171 add_action( 'edit_category', 'twentyfifteen_category_transient_flusher' );
172 add_action( 'save_post', 'twentyfifteen_category_transient_flusher' );
174 if ( ! function_exists( 'twentyfifteen_post_thumbnail' ) ) :
176 * Display an optional post thumbnail.
178 * Wraps the post thumbnail in an anchor element on index views, or a div
179 * element when on single views.
181 * @since Twenty Fifteen 1.0
183 function twentyfifteen_post_thumbnail() {
184 if ( post_password_required() || is_attachment() || ! has_post_thumbnail() ) {
188 if ( is_singular() ) :
191 <div class="post-thumbnail">
192 <?php the_post_thumbnail(); ?>
193 </div><!-- .post-thumbnail -->
197 <a class="post-thumbnail" href="<?php the_permalink(); ?>" aria-hidden="true">
199 the_post_thumbnail( 'post-thumbnail', array( 'alt' => get_the_title() ) );
203 <?php endif; // End is_singular()
207 if ( ! function_exists( 'twentyfifteen_get_link_url' ) ) :
209 * Return the post URL.
211 * Falls back to the post permalink if no URL is found in the post.
213 * @since Twenty Fifteen 1.0
215 * @see get_url_in_content()
217 * @return string The Link format URL.
219 function twentyfifteen_get_link_url() {
220 $has_url = get_url_in_content( get_the_content() );
222 return $has_url ? $has_url : apply_filters( 'the_permalink', get_permalink() );
226 if ( ! function_exists( 'twentyfifteen_excerpt_more' ) && ! is_admin() ) :
228 * Replaces "[...]" (appended to automatically generated excerpts) with ... and a 'Continue reading' link.
230 * @since Twenty Fifteen 1.0
232 * @return string 'Continue reading' link prepended with an ellipsis.
234 function twentyfifteen_excerpt_more( $more ) {
235 $link = sprintf( '<a href="%1$s" class="more-link">%2$s</a>',
236 esc_url( get_permalink( get_the_ID() ) ),
237 /* translators: %s: Name of current post */
238 sprintf( __( 'Continue reading %s', 'twentyfifteen' ), '<span class="screen-reader-text">' . get_the_title( get_the_ID() ) . '</span>' )
240 return ' … ' . $link;
242 add_filter( 'excerpt_more', 'twentyfifteen_excerpt_more' );
245 if ( ! function_exists( 'twentyfifteen_the_custom_logo' ) ) :
247 * Displays the optional custom logo.
249 * Does nothing if the custom logo is not available.
251 * @since Twenty Fifteen 1.5
253 function twentyfifteen_the_custom_logo() {
254 if ( function_exists( 'the_custom_logo' ) ) {