diff options
Diffstat (limited to 'themes/twentysixteen/inc/template-tags.php')
| -rw-r--r-- | themes/twentysixteen/inc/template-tags.php | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/themes/twentysixteen/inc/template-tags.php b/themes/twentysixteen/inc/template-tags.php new file mode 100644 index 00000000..eb872030 --- /dev/null +++ b/themes/twentysixteen/inc/template-tags.php @@ -0,0 +1,254 @@ +<?php +/** + * Custom Twenty Sixteen template tags + * + * Eventually, some of the functionality here could be replaced by core features. + * + * @package WordPress + * @subpackage Twenty_Sixteen + * @since Twenty Sixteen 1.0 + */ + +if ( ! function_exists( 'twentysixteen_entry_meta' ) ) : +/** + * Prints HTML with meta information for the categories, tags. + * + * Create your own twentysixteen_entry_meta() function to override in a child theme. + * + * @since Twenty Sixteen 1.0 + */ +function twentysixteen_entry_meta() { + if ( 'post' === get_post_type() ) { + $author_avatar_size = apply_filters( 'twentysixteen_author_avatar_size', 49 ); + printf( '<span class="byline"><span class="author vcard">%1$s<span class="screen-reader-text">%2$s </span> <a class="url fn n" href="%3$s">%4$s</a></span></span>', + get_avatar( get_the_author_meta( 'user_email' ), $author_avatar_size ), + _x( 'Author', 'Used before post author name.', 'twentysixteen' ), + esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ), + get_the_author() + ); + } + + if ( in_array( get_post_type(), array( 'post', 'attachment' ) ) ) { + twentysixteen_entry_date(); + } + + $format = get_post_format(); + if ( current_theme_supports( 'post-formats', $format ) ) { + printf( '<span class="entry-format">%1$s<a href="%2$s">%3$s</a></span>', + sprintf( '<span class="screen-reader-text">%s </span>', _x( 'Format', 'Used before post format.', 'twentysixteen' ) ), + esc_url( get_post_format_link( $format ) ), + get_post_format_string( $format ) + ); + } + + if ( 'post' === get_post_type() ) { + twentysixteen_entry_taxonomies(); + } + + if ( ! is_singular() && ! post_password_required() && ( comments_open() || get_comments_number() ) ) { + echo '<span class="comments-link">'; + comments_popup_link( sprintf( __( 'Leave a comment<span class="screen-reader-text"> on %s</span>', 'twentysixteen' ), get_the_title() ) ); + echo '</span>'; + } +} +endif; + +if ( ! function_exists( 'twentysixteen_entry_date' ) ) : +/** + * Prints HTML with date information for current post. + * + * Create your own twentysixteen_entry_date() function to override in a child theme. + * + * @since Twenty Sixteen 1.0 + */ +function twentysixteen_entry_date() { + $time_string = '<time class="entry-date published updated" datetime="%1$s">%2$s</time>'; + + if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) ) { + $time_string = '<time class="entry-date published" datetime="%1$s">%2$s</time><time class="updated" datetime="%3$s">%4$s</time>'; + } + + $time_string = sprintf( $time_string, + esc_attr( get_the_date( 'c' ) ), + get_the_date(), + esc_attr( get_the_modified_date( 'c' ) ), + get_the_modified_date() + ); + + printf( '<span class="posted-on"><span class="screen-reader-text">%1$s </span><a href="%2$s" rel="bookmark">%3$s</a></span>', + _x( 'Posted on', 'Used before publish date.', 'twentysixteen' ), + esc_url( get_permalink() ), + $time_string + ); +} +endif; + +if ( ! function_exists( 'twentysixteen_entry_taxonomies' ) ) : +/** + * Prints HTML with category and tags for current post. + * + * Create your own twentysixteen_entry_taxonomies() function to override in a child theme. + * + * @since Twenty Sixteen 1.0 + */ +function twentysixteen_entry_taxonomies() { + $categories_list = get_the_category_list( _x( ', ', 'Used between list items, there is a space after the comma.', 'twentysixteen' ) ); + if ( $categories_list && twentysixteen_categorized_blog() ) { + printf( '<span class="cat-links"><span class="screen-reader-text">%1$s </span>%2$s</span>', + _x( 'Categories', 'Used before category names.', 'twentysixteen' ), + $categories_list + ); + } + + $tags_list = get_the_tag_list( '', _x( ', ', 'Used between list items, there is a space after the comma.', 'twentysixteen' ) ); + if ( $tags_list ) { + printf( '<span class="tags-links"><span class="screen-reader-text">%1$s </span>%2$s</span>', + _x( 'Tags', 'Used before tag names.', 'twentysixteen' ), + $tags_list + ); + } +} +endif; + +if ( ! function_exists( 'twentysixteen_post_thumbnail' ) ) : +/** + * Displays an optional post thumbnail. + * + * Wraps the post thumbnail in an anchor element on index views, or a div + * element when on single views. + * + * Create your own twentysixteen_post_thumbnail() function to override in a child theme. + * + * @since Twenty Sixteen 1.0 + */ +function twentysixteen_post_thumbnail() { + if ( post_password_required() || is_attachment() || ! has_post_thumbnail() ) { + return; + } + + if ( is_singular() ) : + ?> + + <div class="post-thumbnail"> + <?php the_post_thumbnail(); ?> + </div><!-- .post-thumbnail --> + + <?php else : ?> + + <a class="post-thumbnail" href="<?php the_permalink(); ?>" aria-hidden="true"> + <?php the_post_thumbnail( 'post-thumbnail', array( 'alt' => the_title_attribute( 'echo=0' ) ) ); ?> + </a> + + <?php endif; // End is_singular() +} +endif; + +if ( ! function_exists( 'twentysixteen_excerpt' ) ) : + /** + * Displays the optional excerpt. + * + * Wraps the excerpt in a div element. + * + * Create your own twentysixteen_excerpt() function to override in a child theme. + * + * @since Twenty Sixteen 1.0 + * + * @param string $class Optional. Class string of the div element. Defaults to 'entry-summary'. + */ + function twentysixteen_excerpt( $class = 'entry-summary' ) { + $class = esc_attr( $class ); + + if ( has_excerpt() || is_search() ) : ?> + <div class="<?php echo $class; ?>"> + <?php the_excerpt(); ?> + </div><!-- .<?php echo $class; ?> --> + <?php endif; + } +endif; + +if ( ! function_exists( 'twentysixteen_excerpt_more' ) && ! is_admin() ) : +/** + * Replaces "[...]" (appended to automatically generated excerpts) with ... and + * a 'Continue reading' link. + * + * Create your own twentysixteen_excerpt_more() function to override in a child theme. + * + * @since Twenty Sixteen 1.0 + * + * @return string 'Continue reading' link prepended with an ellipsis. + */ +function twentysixteen_excerpt_more() { + $link = sprintf( '<a href="%1$s" class="more-link">%2$s</a>', + esc_url( get_permalink( get_the_ID() ) ), + /* translators: %s: Name of current post */ + sprintf( __( 'Continue reading<span class="screen-reader-text"> "%s"</span>', 'twentysixteen' ), get_the_title( get_the_ID() ) ) + ); + return ' … ' . $link; +} +add_filter( 'excerpt_more', 'twentysixteen_excerpt_more' ); +endif; + +if ( ! function_exists( 'twentysixteen_categorized_blog' ) ) : +/** + * Determines whether blog/site has more than one category. + * + * Create your own twentysixteen_categorized_blog() function to override in a child theme. + * + * @since Twenty Sixteen 1.0 + * + * @return bool True if there is more than one category, false otherwise. + */ +function twentysixteen_categorized_blog() { + if ( false === ( $all_the_cool_cats = get_transient( 'twentysixteen_categories' ) ) ) { + // Create an array of all the categories that are attached to posts. + $all_the_cool_cats = get_categories( array( + 'fields' => 'ids', + // 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 = count( $all_the_cool_cats ); + + set_transient( 'twentysixteen_categories', $all_the_cool_cats ); + } + + if ( $all_the_cool_cats > 1 ) { + // This blog has more than 1 category so twentysixteen_categorized_blog should return true. + return true; + } else { + // This blog has only 1 category so twentysixteen_categorized_blog should return false. + return false; + } +} +endif; + +/** + * Flushes out the transients used in twentysixteen_categorized_blog(). + * + * @since Twenty Sixteen 1.0 + */ +function twentysixteen_category_transient_flusher() { + if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) { + return; + } + // Like, beat it. Dig? + delete_transient( 'twentysixteen_categories' ); +} +add_action( 'edit_category', 'twentysixteen_category_transient_flusher' ); +add_action( 'save_post', 'twentysixteen_category_transient_flusher' ); + +if ( ! function_exists( 'twentysixteen_the_custom_logo' ) ) : +/** + * Displays the optional custom logo. + * + * Does nothing if the custom logo is not available. + * + * @since Twenty Sixteen 1.2 + */ +function twentysixteen_the_custom_logo() { + if ( function_exists( 'the_custom_logo' ) ) { + the_custom_logo(); + } +} +endif; |