<?php
/**
- * Twenty Thirteen functions and definitions.
+ * Twenty Thirteen functions and definitions
*
* Sets up the theme and provides some helper functions, which are used in the
* theme as custom template tags. Others are attached to action and filter
* hooks in WordPress to change core functionality.
*
- * When using a child theme (see http://codex.wordpress.org/Theme_Development
- * and http://codex.wordpress.org/Child_Themes), you can override certain
+ * When using a child theme (see https://codex.wordpress.org/Theme_Development
+ * and https://codex.wordpress.org/Child_Themes), you can override certain
* functions (those wrapped in a function_exists() call) by defining them first
* in your child theme's functions.php file. The child theme's functions.php
* file is included before the parent theme's file, so the child theme
* Functions that are not pluggable (not wrapped in function_exists()) are
* instead attached to a filter or action hook.
*
- * For more information on hooks, actions, and filters,
- * see http://codex.wordpress.org/Plugin_API
+ * For more information on hooks, actions, and filters, @link https://codex.wordpress.org/Plugin_API
*
* @package WordPress
* @subpackage Twenty_Thirteen
* @since Twenty Thirteen 1.0
*/
-/**
- * Sets up the content width value based on the theme's design.
+/*
+ * Set up the content width value based on the theme's design.
+ *
* @see twentythirteen_content_width() for template-specific adjustments.
*/
if ( ! isset( $content_width ) )
$content_width = 604;
/**
- * Adds support for a custom header image.
+ * Add support for a custom header image.
*/
require get_template_directory() . '/inc/custom-header.php';
require get_template_directory() . '/inc/back-compat.php';
/**
+ * Twenty Thirteen setup.
+ *
* Sets up theme defaults and registers the various WordPress features that
* Twenty Thirteen supports.
*
* @uses set_post_thumbnail_size() To set a custom post thumbnail size.
*
* @since Twenty Thirteen 1.0
- *
- * @return void
*/
function twentythirteen_setup() {
/*
* This theme styles the visual editor to resemble the theme style,
* specifically font, colors, icons, and column width.
*/
- add_editor_style( array( 'css/editor-style.css', 'fonts/genericons.css', twentythirteen_fonts_url() ) );
+ add_editor_style( array( 'css/editor-style.css', 'genericons/genericons.css', twentythirteen_fonts_url() ) );
// Adds RSS feed links to <head> for posts and comments.
add_theme_support( 'automatic-feed-links' );
- // Switches default core markup for search form, comment form, and comments
- // to output valid HTML5.
- add_theme_support( 'html5', array( 'search-form', 'comment-form', 'comment-list' ) );
+ /*
+ * Switches default core markup for search form, comment form,
+ * and comments to output valid HTML5.
+ */
+ add_theme_support( 'html5', array(
+ 'search-form', 'comment-form', 'comment-list', 'gallery', 'caption'
+ ) );
/*
* This theme supports all available post formats by default.
- * See http://codex.wordpress.org/Post_Formats
+ * See https://codex.wordpress.org/Post_Formats
*/
add_theme_support( 'post-formats', array(
'aside', 'audio', 'chat', 'gallery', 'image', 'link', 'quote', 'status', 'video'
add_action( 'after_setup_theme', 'twentythirteen_setup' );
/**
- * Returns the Google font stylesheet URL, if available.
+ * Return the Google font stylesheet URL, if available.
*
* The use of Source Sans Pro and Bitter by default is localized. For languages
* that use characters not supported by the font, the font can be disabled.
'family' => urlencode( implode( '|', $font_families ) ),
'subset' => urlencode( 'latin,latin-ext' ),
);
- $fonts_url = add_query_arg( $query_args, "//fonts.googleapis.com/css" );
+ $fonts_url = add_query_arg( $query_args, 'https://fonts.googleapis.com/css' );
}
return $fonts_url;
}
/**
- * Enqueues scripts and styles for front end.
+ * Enqueue scripts and styles for the front end.
*
* @since Twenty Thirteen 1.0
- *
- * @return void
*/
function twentythirteen_scripts_styles() {
- // Adds JavaScript to pages with the comment form to support sites with
- // threaded comments (when in use).
+ /*
+ * Adds JavaScript to pages with the comment form to support
+ * sites with threaded comments (when in use).
+ */
if ( is_singular() && comments_open() && get_option( 'thread_comments' ) )
wp_enqueue_script( 'comment-reply' );
wp_enqueue_script( 'jquery-masonry' );
// Loads JavaScript file with functionality specific to Twenty Thirteen.
- wp_enqueue_script( 'twentythirteen-script', get_template_directory_uri() . '/js/functions.js', array( 'jquery' ), '2013-07-18', true );
+ wp_enqueue_script( 'twentythirteen-script', get_template_directory_uri() . '/js/functions.js', array( 'jquery' ), '20150330', true );
- // Add Open Sans and Bitter fonts, used in the main stylesheet.
+ // Add Source Sans Pro and Bitter fonts, used in the main stylesheet.
wp_enqueue_style( 'twentythirteen-fonts', twentythirteen_fonts_url(), array(), null );
// Add Genericons font, used in the main stylesheet.
- wp_enqueue_style( 'genericons', get_template_directory_uri() . '/fonts/genericons.css', array(), '2.09' );
+ wp_enqueue_style( 'genericons', get_template_directory_uri() . '/genericons/genericons.css', array(), '3.03' );
// Loads our main stylesheet.
wp_enqueue_style( 'twentythirteen-style', get_stylesheet_uri(), array(), '2013-07-18' );
add_action( 'wp_enqueue_scripts', 'twentythirteen_scripts_styles' );
/**
+ * Filter the page title.
+ *
* Creates a nicely formatted and more specific title element text for output
* in head of document, based on current view.
*
* @since Twenty Thirteen 1.0
*
* @param string $title Default title text for current view.
- * @param string $sep Optional separator.
+ * @param string $sep Optional separator.
* @return string The filtered title.
*/
function twentythirteen_wp_title( $title, $sep ) {
return $title;
// Add the site name.
- $title .= get_bloginfo( 'name' );
+ $title .= get_bloginfo( 'name', 'display' );
// Add the site description for the home/front page.
$site_description = get_bloginfo( 'description', 'display' );
$title = "$title $sep $site_description";
// Add a page number if necessary.
- if ( $paged >= 2 || $page >= 2 )
+ if ( ( $paged >= 2 || $page >= 2 ) && ! is_404() )
$title = "$title $sep " . sprintf( __( 'Page %s', 'twentythirteen' ), max( $paged, $page ) );
return $title;
add_filter( 'wp_title', 'twentythirteen_wp_title', 10, 2 );
/**
- * Registers two widget areas.
+ * Register two widget areas.
*
* @since Twenty Thirteen 1.0
- *
- * @return void
*/
function twentythirteen_widgets_init() {
register_sidebar( array(
if ( ! function_exists( 'twentythirteen_paging_nav' ) ) :
/**
- * Displays navigation to next/previous set of posts when applicable.
+ * Display navigation to next/previous set of posts when applicable.
*
* @since Twenty Thirteen 1.0
- *
- * @return void
*/
function twentythirteen_paging_nav() {
global $wp_query;
if ( ! function_exists( 'twentythirteen_post_nav' ) ) :
/**
- * Displays navigation to next/previous post when applicable.
+ * Display navigation to next/previous post when applicable.
*
* @since Twenty Thirteen 1.0
-*
-* @return void
*/
function twentythirteen_post_nav() {
global $post;
if ( ! function_exists( 'twentythirteen_entry_meta' ) ) :
/**
- * Prints HTML with meta information for current post: categories, tags, permalink, author, and date.
+ * Print HTML with meta information for current post: categories, tags, permalink, author, and date.
*
* Create your own twentythirteen_entry_meta() to override in a child theme.
*
* @since Twenty Thirteen 1.0
- *
- * @return void
*/
function twentythirteen_entry_meta() {
if ( is_sticky() && is_home() && ! is_paged() )
- echo '<span class="featured-post">' . __( 'Sticky', 'twentythirteen' ) . '</span>';
+ echo '<span class="featured-post">' . esc_html__( 'Sticky', 'twentythirteen' ) . '</span>';
if ( ! has_post_format( 'link' ) && 'post' == get_post_type() )
twentythirteen_entry_date();
if ( ! function_exists( 'twentythirteen_entry_date' ) ) :
/**
- * Prints HTML with date information for current post.
+ * Print HTML with date information for current post.
*
* Create your own twentythirteen_entry_date() to override in a child theme.
*
* @since Twenty Thirteen 1.0
*
- * @param boolean $echo Whether to echo the date. Default true.
+ * @param boolean $echo (optional) Whether to echo the date. Default true.
* @return string The HTML-formatted post date.
*/
function twentythirteen_entry_date( $echo = true ) {
if ( ! function_exists( 'twentythirteen_the_attached_image' ) ) :
/**
- * Prints the attached image with a link to the next attached image.
+ * Print the attached image with a link to the next attached image.
*
* @since Twenty Thirteen 1.0
- *
- * @return void
*/
function twentythirteen_the_attached_image() {
- $post = get_post();
+ /**
+ * Filter the image attachment size to use.
+ *
+ * @since Twenty thirteen 1.0
+ *
+ * @param array $size {
+ * @type int The attachment height in pixels.
+ * @type int The attachment width in pixels.
+ * }
+ */
$attachment_size = apply_filters( 'twentythirteen_attachment_size', array( 724, 724 ) );
$next_attachment_url = wp_get_attachment_url();
+ $post = get_post();
- /**
+ /*
* Grab the IDs of all the image attachments in a gallery so we can get the URL
* of the next adjacent image in a gallery, or the first image (if we're
* looking at the last image in a gallery), or, in a gallery of one, just the
'post_type' => 'attachment',
'post_mime_type' => 'image',
'order' => 'ASC',
- 'orderby' => 'menu_order ID'
+ 'orderby' => 'menu_order ID',
) );
// If there is more than 1 attachment in a gallery...
// or get the URL of the first image attachment.
else
- $next_attachment_url = get_attachment_link( array_shift( $attachment_ids ) );
+ $next_attachment_url = get_attachment_link( reset( $attachment_ids ) );
}
printf( '<a href="%1$s" title="%2$s" rel="attachment">%3$s</a>',
endif;
/**
- * Returns the URL from the post.
+ * Return the post URL.
*
* @uses get_url_in_content() to get the URL in the post meta (if it exists) or
* the first link found in the post content.
return ( $has_url ) ? $has_url : apply_filters( 'the_permalink', get_permalink() );
}
+if ( ! function_exists( 'twentythirteen_excerpt_more' ) && ! is_admin() ) :
/**
- * Extends the default WordPress body classes.
+ * Replaces "[...]" (appended to automatically generated excerpts) with ...
+ * and a Continue reading link.
+ *
+ * @since Twenty Thirteen 1.4
+ *
+ * @param string $more Default Read More excerpt link.
+ * @return string Filtered Read More excerpt link.
+ */
+function twentythirteen_excerpt_more( $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 %s <span class="meta-nav">→</span>', 'twentythirteen' ), '<span class="screen-reader-text">' . get_the_title( get_the_ID() ) . '</span>' )
+ );
+ return ' … ' . $link;
+}
+add_filter( 'excerpt_more', 'twentythirteen_excerpt_more' );
+endif;
+
+/**
+ * Extend the default WordPress body classes.
*
* Adds body classes to denote:
* 1. Single or multiple authors.
add_filter( 'body_class', 'twentythirteen_body_class' );
/**
- * Adjusts content_width value for video post formats and attachment templates.
+ * Adjust content_width value for video post formats and attachment templates.
*
* @since Twenty Thirteen 1.0
- *
- * @return void
*/
function twentythirteen_content_width() {
global $content_width;
* @since Twenty Thirteen 1.0
*
* @param WP_Customize_Manager $wp_customize Customizer object.
- * @return void
*/
function twentythirteen_customize_register( $wp_customize ) {
$wp_customize->get_setting( 'blogname' )->transport = 'postMessage';
add_action( 'customize_register', 'twentythirteen_customize_register' );
/**
- * Binds JavaScript handlers to make Customizer preview reload changes
- * asynchronously.
+ * Enqueue Javascript postMessage handlers for the Customizer.
+ *
+ * Binds JavaScript handlers to make the Customizer preview
+ * reload changes asynchronously.
*
* @since Twenty Thirteen 1.0
*/
function twentythirteen_customize_preview_js() {
- wp_enqueue_script( 'twentythirteen-customizer', get_template_directory_uri() . '/js/theme-customizer.js', array( 'customize-preview' ), '20130226', true );
+ wp_enqueue_script( 'twentythirteen-customizer', get_template_directory_uri() . '/js/theme-customizer.js', array( 'customize-preview' ), '20141120', true );
}
add_action( 'customize_preview_init', 'twentythirteen_customize_preview_js' );
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