931 lines
28 KiB
PHP
931 lines
28 KiB
PHP
<?php
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/**
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* Twenty Thirteen functions and definitions
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*
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* Sets up the theme and provides some helper functions, which are used in the
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* theme as custom template tags. Others are attached to action and filter
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* hooks in WordPress to change core functionality.
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*
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* When using a child theme you can override certain functions (those wrapped
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* in a function_exists() call) by defining them first in your child theme's
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* functions.php file. The child theme's functions.php file is included before
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* the parent theme's file, so the child theme functions would be used.
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*
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* @link https://developer.wordpress.org/themes/basics/theme-functions/
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* @link https://developer.wordpress.org/themes/advanced-topics/child-themes/
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*
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* Functions that are not pluggable (not wrapped in function_exists()) are
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* instead attached to a filter or action hook.
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*
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* For more information on hooks, actions, and filters, @link https://developer.wordpress.org/plugins/
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*
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* @package WordPress
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* @subpackage Twenty_Thirteen
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* @since Twenty Thirteen 1.0
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*/
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/*
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* Set up the content width value based on the theme's design.
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*
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* @see twentythirteen_content_width() for template-specific adjustments.
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*/
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if ( ! isset( $content_width ) ) {
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$content_width = 604;
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}
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/**
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* Add support for a custom header image.
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*/
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require get_template_directory() . '/inc/custom-header.php';
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/**
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* Twenty Thirteen only works in WordPress 3.6 or later.
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*/
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if ( version_compare( $GLOBALS['wp_version'], '3.6-alpha', '<' ) ) {
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require get_template_directory() . '/inc/back-compat.php';
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}
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/**
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* Block Patterns.
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*
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* @since Twenty Thirteen 3.4
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*/
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require get_template_directory() . '/inc/block-patterns.php';
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/**
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* Twenty Thirteen setup.
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*
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* Sets up theme defaults and registers the various WordPress features that
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* Twenty Thirteen supports.
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*
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* @uses load_theme_textdomain() For translation/localization support.
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* @uses add_editor_style() To add Visual Editor stylesheets.
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* @uses add_theme_support() To add support for automatic feed links, post
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* formats, and post thumbnails.
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* @uses register_nav_menu() To add support for a navigation menu.
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* @uses set_post_thumbnail_size() To set a custom post thumbnail size.
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*
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* @since Twenty Thirteen 1.0
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*/
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function twentythirteen_setup() {
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/*
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* Makes Twenty Thirteen available for translation.
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*
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* Translations can be filed at WordPress.org. See: https://translate.wordpress.org/projects/wp-themes/twentythirteen
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* If you're building a theme based on Twenty Thirteen, use a find and
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* replace to change 'twentythirteen' to the name of your theme in all
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* template files.
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*
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* Manual loading of text domain is not required after the introduction of
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* just in time translation loading in WordPress version 4.6.
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*
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* @ticket 58318
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*/
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if ( version_compare( $GLOBALS['wp_version'], '4.6', '<' ) ) {
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load_theme_textdomain( 'twentythirteen' );
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}
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/*
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* This theme styles the visual editor to resemble the theme style,
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* specifically font, colors, icons, and column width. When fonts are
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* self-hosted, the theme directory needs to be removed first.
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*/
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$font_stylesheet = str_replace(
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array( get_template_directory_uri() . '/', get_stylesheet_directory_uri() . '/' ),
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'',
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twentythirteen_fonts_url()
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);
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add_editor_style( array( 'css/editor-style.css', 'genericons/genericons.css', $font_stylesheet ) );
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// Load regular editor styles into the new block-based editor.
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add_theme_support( 'editor-styles' );
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// Load default block styles.
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add_theme_support( 'wp-block-styles' );
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// Add support for full and wide align images.
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add_theme_support( 'align-wide' );
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// Add support for responsive embeds.
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add_theme_support( 'responsive-embeds' );
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// Add support for custom color scheme.
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add_theme_support(
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'editor-color-palette',
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array(
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array(
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'name' => __( 'Dark Gray', 'twentythirteen' ),
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'slug' => 'dark-gray',
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'color' => '#141412',
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),
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array(
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'name' => __( 'Red', 'twentythirteen' ),
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'slug' => 'red',
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'color' => '#bc360a',
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),
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array(
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'name' => __( 'Medium Orange', 'twentythirteen' ),
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'slug' => 'medium-orange',
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'color' => '#db572f',
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),
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array(
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'name' => __( 'Light Orange', 'twentythirteen' ),
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'slug' => 'light-orange',
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'color' => '#ea9629',
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),
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array(
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'name' => __( 'Yellow', 'twentythirteen' ),
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'slug' => 'yellow',
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'color' => '#fbca3c',
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),
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array(
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'name' => __( 'White', 'twentythirteen' ),
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'slug' => 'white',
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'color' => '#fff',
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),
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array(
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'name' => __( 'Dark Brown', 'twentythirteen' ),
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'slug' => 'dark-brown',
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'color' => '#220e10',
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),
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array(
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'name' => __( 'Medium Brown', 'twentythirteen' ),
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'slug' => 'medium-brown',
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'color' => '#722d19',
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),
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array(
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'name' => __( 'Light Brown', 'twentythirteen' ),
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'slug' => 'light-brown',
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'color' => '#eadaa6',
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),
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array(
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'name' => __( 'Beige', 'twentythirteen' ),
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'slug' => 'beige',
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'color' => '#e8e5ce',
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),
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array(
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'name' => __( 'Off-white', 'twentythirteen' ),
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'slug' => 'off-white',
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'color' => '#f7f5e7',
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),
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)
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);
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// Add support for block gradient colors.
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add_theme_support(
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'editor-gradient-presets',
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array(
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array(
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'name' => __( 'Autumn Brown', 'twentythirteen' ),
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'gradient' => 'linear-gradient(135deg, rgba(226,45,15,1) 0%, rgba(158,25,13,1) 100%)',
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'slug' => 'autumn-brown',
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),
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array(
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'name' => __( 'Sunset Yellow', 'twentythirteen' ),
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'gradient' => 'linear-gradient(135deg, rgba(233,139,41,1) 0%, rgba(238,179,95,1) 100%)',
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'slug' => 'sunset-yellow',
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),
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array(
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'name' => __( 'Light Sky', 'twentythirteen' ),
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'gradient' => 'linear-gradient(135deg,rgba(228,228,228,1.0) 0%,rgba(208,225,252,1.0) 100%)',
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'slug' => 'light-sky',
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),
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array(
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'name' => __( 'Dark Sky', 'twentythirteen' ),
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'gradient' => 'linear-gradient(135deg,rgba(0,0,0,1.0) 0%,rgba(56,61,69,1.0) 100%)',
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'slug' => 'dark-sky',
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),
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)
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);
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// Adds RSS feed links to <head> for posts and comments.
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add_theme_support( 'automatic-feed-links' );
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/*
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* Switches default core markup for search form, comment form,
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* and comments to output valid HTML5.
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*/
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add_theme_support(
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'html5',
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array(
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'search-form',
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'comment-form',
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'comment-list',
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'gallery',
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'caption',
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'script',
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'style',
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'navigation-widgets',
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)
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);
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/*
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* This theme supports all available post formats by default.
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* See https://wordpress.org/documentation/article/post-formats/
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*/
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add_theme_support(
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'post-formats',
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array(
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'aside',
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'audio',
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'chat',
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'gallery',
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'image',
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'link',
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'quote',
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'status',
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'video',
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)
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);
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// This theme uses wp_nav_menu() in one location.
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register_nav_menu( 'primary', __( 'Navigation Menu', 'twentythirteen' ) );
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/*
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* This theme uses a custom image size for featured images, displayed on
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* "standard" posts and pages.
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*/
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add_theme_support( 'post-thumbnails' );
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set_post_thumbnail_size( 604, 270, true );
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// This theme uses its own gallery styles.
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add_filter( 'use_default_gallery_style', '__return_false' );
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// Indicate widget sidebars can use selective refresh in the Customizer.
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add_theme_support( 'customize-selective-refresh-widgets' );
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}
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add_action( 'after_setup_theme', 'twentythirteen_setup' );
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if ( ! function_exists( 'twentythirteen_fonts_url' ) ) :
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/**
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* Return the font stylesheet URL, if available.
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*
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* The use of Source Sans Pro and Bitter by default is localized. For languages
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* that use characters not supported by the font, the font can be disabled.
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*
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* @since Twenty Thirteen 1.0
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* @since Twenty Thirteen 3.8 Replaced Google URL with self-hosted fonts.
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*
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* @return string Font stylesheet or empty string if disabled.
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*/
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function twentythirteen_fonts_url() {
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$fonts_url = '';
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/*
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* translators: If there are characters in your language that are not supported
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* by Source Sans Pro, translate this to 'off'. Do not translate into your own language.
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*/
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$source_sans_pro = _x( 'on', 'Source Sans Pro font: on or off', 'twentythirteen' );
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/*
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* translators: If there are characters in your language that are not supported
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* by Bitter, translate this to 'off'. Do not translate into your own language.
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*/
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$bitter = _x( 'on', 'Bitter font: on or off', 'twentythirteen' );
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if ( 'off' !== $source_sans_pro || 'off' !== $bitter ) {
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$font_families = array();
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if ( 'off' !== $source_sans_pro ) {
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$font_families[] = 'source-sans-pro';
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}
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if ( 'off' !== $bitter ) {
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$font_families[] = 'bitter';
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}
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$fonts_url = get_template_directory_uri() . '/fonts/' . implode( '-plus-', $font_families ) . '.css';
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}
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return $fonts_url;
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}
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endif;
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/**
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* Enqueue scripts and styles for the front end.
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*
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* @since Twenty Thirteen 1.0
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*/
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function twentythirteen_scripts_styles() {
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/*
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* Adds JavaScript to pages with the comment form to support
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* sites with threaded comments (when in use).
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*/
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if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
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wp_enqueue_script( 'comment-reply' );
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}
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// Adds Masonry to handle vertical alignment of footer widgets.
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if ( is_active_sidebar( 'sidebar-1' ) ) {
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wp_enqueue_script( 'jquery-masonry' );
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}
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// Loads JavaScript file with functionality specific to Twenty Thirteen.
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wp_enqueue_script( 'twentythirteen-script', get_template_directory_uri() . '/js/functions.js', array( 'jquery' ), '20230526', true );
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// Add Source Sans Pro and Bitter fonts, used in the main stylesheet.
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$font_version = ( 0 === strpos( (string) twentythirteen_fonts_url(), get_template_directory_uri() . '/' ) ) ? '20230328' : null;
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wp_enqueue_style( 'twentythirteen-fonts', twentythirteen_fonts_url(), array(), $font_version );
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// Add Genericons font, used in the main stylesheet.
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wp_enqueue_style( 'genericons', get_template_directory_uri() . '/genericons/genericons.css', array(), '3.0.3' );
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// Loads our main stylesheet.
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wp_enqueue_style( 'twentythirteen-style', get_stylesheet_uri(), array(), '20230808' );
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// Theme block stylesheet.
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wp_enqueue_style( 'twentythirteen-block-style', get_template_directory_uri() . '/css/blocks.css', array( 'twentythirteen-style' ), '20230621' );
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// Registers the Internet Explorer specific stylesheet.
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wp_register_style( 'twentythirteen-ie', get_template_directory_uri() . '/css/ie.css', array( 'twentythirteen-style' ), '20150214' );
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wp_style_add_data( 'twentythirteen-ie', 'conditional', 'lt IE 9' );
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}
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add_action( 'wp_enqueue_scripts', 'twentythirteen_scripts_styles' );
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/**
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* Add preconnect for Google Fonts.
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*
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* @since Twenty Thirteen 2.1
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* @deprecated Twenty Thirteen 3.8 Disabled filter because, by default, fonts are self-hosted.
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*
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* @param array $urls URLs to print for resource hints.
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* @param string $relation_type The relation type the URLs are printed.
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* @return array URLs to print for resource hints.
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*/
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function twentythirteen_resource_hints( $urls, $relation_type ) {
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if ( wp_style_is( 'twentythirteen-fonts', 'queue' ) && 'preconnect' === $relation_type ) {
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if ( version_compare( $GLOBALS['wp_version'], '4.7-alpha', '>=' ) ) {
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$urls[] = array(
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'href' => 'https://fonts.gstatic.com',
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'crossorigin',
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);
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} else {
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$urls[] = 'https://fonts.gstatic.com';
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}
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}
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return $urls;
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}
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// add_filter( 'wp_resource_hints', 'twentythirteen_resource_hints', 10, 2 );
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/**
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* Enqueue styles for the block-based editor.
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*
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* @since Twenty Thirteen 2.5
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*/
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function twentythirteen_block_editor_styles() {
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// Block styles.
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wp_enqueue_style( 'twentythirteen-block-editor-style', get_template_directory_uri() . '/css/editor-blocks.css', array(), '20210621' );
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// Add custom fonts.
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$font_version = ( 0 === strpos( (string) twentythirteen_fonts_url(), get_template_directory_uri() . '/' ) ) ? '20230328' : null;
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wp_enqueue_style( 'twentythirteen-fonts', twentythirteen_fonts_url(), array(), $font_version );
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}
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add_action( 'enqueue_block_editor_assets', 'twentythirteen_block_editor_styles' );
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/**
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* Filter the page title.
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*
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* Creates a nicely formatted and more specific title element text for output
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* in head of document, based on current view.
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*
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* @since Twenty Thirteen 1.0
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*
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* @global int $paged WordPress archive pagination page count.
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* @global int $page WordPress paginated post page count.
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*
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* @param string $title Default title text for current view.
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* @param string $sep Optional separator.
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* @return string The filtered title.
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*/
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function twentythirteen_wp_title( $title, $sep ) {
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global $paged, $page;
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if ( is_feed() ) {
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return $title;
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}
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// Add the site name.
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$title .= get_bloginfo( 'name', 'display' );
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// Add the site description for the home/front page.
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$site_description = get_bloginfo( 'description', 'display' );
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if ( $site_description && ( is_home() || is_front_page() ) ) {
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$title = "$title $sep $site_description";
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}
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// Add a page number if necessary.
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if ( ( $paged >= 2 || $page >= 2 ) && ! is_404() ) {
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/* translators: %s: Page number. */
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$title = "$title $sep " . sprintf( __( 'Page %s', 'twentythirteen' ), max( $paged, $page ) );
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}
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return $title;
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}
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add_filter( 'wp_title', 'twentythirteen_wp_title', 10, 2 );
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/**
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* Register two widget areas.
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*
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* @since Twenty Thirteen 1.0
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*/
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function twentythirteen_widgets_init() {
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register_sidebar(
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array(
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'name' => __( 'Main Widget Area', 'twentythirteen' ),
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'id' => 'sidebar-1',
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'description' => __( 'Appears in the footer section of the site.', 'twentythirteen' ),
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h3 class="widget-title">',
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'after_title' => '</h3>',
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)
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);
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register_sidebar(
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array(
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'name' => __( 'Secondary Widget Area', 'twentythirteen' ),
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'id' => 'sidebar-2',
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'description' => __( 'Appears on posts and pages in the sidebar.', 'twentythirteen' ),
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h3 class="widget-title">',
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'after_title' => '</h3>',
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)
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);
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}
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add_action( 'widgets_init', 'twentythirteen_widgets_init' );
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|
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if ( ! function_exists( 'wp_get_list_item_separator' ) ) :
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/**
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|
* Retrieves the list item separator based on the locale.
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*
|
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* Added for backward compatibility to support pre-6.0.0 WordPress versions.
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|
*
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* @since 6.0.0
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*/
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function wp_get_list_item_separator() {
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/* translators: Used between list items, there is a space after the comma. */
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return __( ', ', 'twentythirteen' );
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}
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endif;
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|
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if ( ! function_exists( 'twentythirteen_paging_nav' ) ) :
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/**
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|
* Display navigation to next/previous set of posts when applicable.
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|
*
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* @since Twenty Thirteen 1.0
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*/
|
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function twentythirteen_paging_nav() {
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global $wp_query;
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// Don't print empty markup if there's only one page.
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if ( $wp_query->max_num_pages < 2 ) {
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return;
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}
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?>
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<nav class="navigation paging-navigation">
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<h1 class="screen-reader-text">
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<?php
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/* translators: Hidden accessibility text. */
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_e( 'Posts navigation', 'twentythirteen' );
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?>
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|
</h1>
|
|
<div class="nav-links">
|
|
|
|
<?php if ( get_next_posts_link() ) : ?>
|
|
<div class="nav-previous"><?php next_posts_link( __( '<span class="meta-nav">←</span> Older posts', 'twentythirteen' ) ); ?></div>
|
|
<?php endif; ?>
|
|
|
|
<?php if ( get_previous_posts_link() ) : ?>
|
|
<div class="nav-next"><?php previous_posts_link( __( 'Newer posts <span class="meta-nav">→</span>', 'twentythirteen' ) ); ?></div>
|
|
<?php endif; ?>
|
|
|
|
</div><!-- .nav-links -->
|
|
</nav><!-- .navigation -->
|
|
<?php
|
|
}
|
|
endif;
|
|
|
|
if ( ! function_exists( 'twentythirteen_post_nav' ) ) :
|
|
/**
|
|
* Display navigation to next/previous post when applicable.
|
|
*
|
|
* @since Twenty Thirteen 1.0
|
|
*
|
|
* @global WP_Post $post Global post object.
|
|
*/
|
|
function twentythirteen_post_nav() {
|
|
global $post;
|
|
|
|
// Don't print empty markup if there's nowhere to navigate.
|
|
$previous = ( is_attachment() ) ? get_post( $post->post_parent ) : get_adjacent_post( false, '', true );
|
|
$next = get_adjacent_post( false, '', false );
|
|
|
|
if ( ! $next && ! $previous ) {
|
|
return;
|
|
}
|
|
?>
|
|
<nav class="navigation post-navigation">
|
|
<h1 class="screen-reader-text">
|
|
<?php
|
|
/* translators: Hidden accessibility text. */
|
|
_e( 'Post navigation', 'twentythirteen' );
|
|
?>
|
|
</h1>
|
|
<div class="nav-links">
|
|
|
|
<?php previous_post_link( '%link', _x( '<span class="meta-nav">←</span> %title', 'Previous post link', 'twentythirteen' ) ); ?>
|
|
<?php next_post_link( '%link', _x( '%title <span class="meta-nav">→</span>', 'Next post link', 'twentythirteen' ) ); ?>
|
|
|
|
</div><!-- .nav-links -->
|
|
</nav><!-- .navigation -->
|
|
<?php
|
|
}
|
|
endif;
|
|
|
|
if ( ! function_exists( 'twentythirteen_entry_meta' ) ) :
|
|
/**
|
|
* 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
|
|
*/
|
|
function twentythirteen_entry_meta() {
|
|
if ( is_sticky() && is_home() && ! is_paged() ) {
|
|
echo '<span class="featured-post">' . esc_html__( 'Sticky', 'twentythirteen' ) . '</span>';
|
|
}
|
|
|
|
if ( ! has_post_format( 'link' ) && 'post' === get_post_type() ) {
|
|
twentythirteen_entry_date();
|
|
}
|
|
|
|
$categories_list = get_the_category_list( wp_get_list_item_separator() );
|
|
if ( $categories_list ) {
|
|
echo '<span class="categories-links">' . $categories_list . '</span>';
|
|
}
|
|
|
|
$tags_list = get_the_tag_list( '', wp_get_list_item_separator() );
|
|
if ( $tags_list && ! is_wp_error( $tags_list ) ) {
|
|
echo '<span class="tags-links">' . $tags_list . '</span>';
|
|
}
|
|
|
|
// Post author.
|
|
if ( 'post' === get_post_type() ) {
|
|
printf(
|
|
'<span class="author vcard"><a class="url fn n" href="%1$s" title="%2$s" rel="author">%3$s</a></span>',
|
|
esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
|
|
/* translators: %s: Author display name. */
|
|
esc_attr( sprintf( __( 'View all posts by %s', 'twentythirteen' ), get_the_author() ) ),
|
|
get_the_author()
|
|
);
|
|
}
|
|
}
|
|
endif;
|
|
|
|
if ( ! function_exists( 'twentythirteen_entry_date' ) ) :
|
|
/**
|
|
* 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 bool $display (optional) Whether to display the date. Default true.
|
|
* @return string The HTML-formatted post date.
|
|
*/
|
|
function twentythirteen_entry_date( $display = true ) {
|
|
if ( has_post_format( array( 'chat', 'status' ) ) ) {
|
|
/* translators: 1: Post format name, 2: Date. */
|
|
$format_prefix = _x( '%1$s on %2$s', '1: post format name. 2: date', 'twentythirteen' );
|
|
} else {
|
|
$format_prefix = '%2$s';
|
|
}
|
|
|
|
$date = sprintf(
|
|
'<span class="date"><a href="%1$s" title="%2$s" rel="bookmark"><time class="entry-date" datetime="%3$s">%4$s</time></a></span>',
|
|
esc_url( get_permalink() ),
|
|
/* translators: %s: Post title. */
|
|
esc_attr( sprintf( __( 'Permalink to %s', 'twentythirteen' ), the_title_attribute( 'echo=0' ) ) ),
|
|
esc_attr( get_the_date( 'c' ) ),
|
|
esc_html( sprintf( $format_prefix, get_post_format_string( get_post_format() ), get_the_date() ) )
|
|
);
|
|
|
|
if ( $display ) {
|
|
echo $date;
|
|
}
|
|
|
|
return $date;
|
|
}
|
|
endif;
|
|
|
|
if ( ! function_exists( 'twentythirteen_the_attached_image' ) ) :
|
|
/**
|
|
* Print the attached image with a link to the next attached image.
|
|
*
|
|
* @since Twenty Thirteen 1.0
|
|
*/
|
|
function twentythirteen_the_attached_image() {
|
|
/**
|
|
* Filters 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
|
|
* link to that image file.
|
|
*/
|
|
$attachment_ids = get_posts(
|
|
array(
|
|
'post_parent' => $post->post_parent,
|
|
'fields' => 'ids',
|
|
'numberposts' => -1,
|
|
'post_status' => 'inherit',
|
|
'post_type' => 'attachment',
|
|
'post_mime_type' => 'image',
|
|
'order' => 'ASC',
|
|
'orderby' => 'menu_order ID',
|
|
)
|
|
);
|
|
|
|
// If there is more than 1 attachment in a gallery...
|
|
if ( count( $attachment_ids ) > 1 ) {
|
|
foreach ( $attachment_ids as $idx => $attachment_id ) {
|
|
if ( $attachment_id === $post->ID ) {
|
|
$next_id = $attachment_ids[ ( $idx + 1 ) % count( $attachment_ids ) ];
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( $next_id ) {
|
|
// ...get the URL of the next image attachment.
|
|
$next_attachment_url = get_attachment_link( $next_id );
|
|
} else {
|
|
// ...or get the URL of the first image attachment.
|
|
$next_attachment_url = get_attachment_link( reset( $attachment_ids ) );
|
|
}
|
|
}
|
|
|
|
printf(
|
|
'<a href="%1$s" title="%2$s" rel="attachment">%3$s</a>',
|
|
esc_url( $next_attachment_url ),
|
|
the_title_attribute( array( 'echo' => false ) ),
|
|
wp_get_attachment_image( $post->ID, $attachment_size )
|
|
);
|
|
}
|
|
endif;
|
|
|
|
/**
|
|
* 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.
|
|
*
|
|
* Falls back to the post permalink if no URL is found in the post.
|
|
*
|
|
* @since Twenty Thirteen 1.0
|
|
*
|
|
* @return string The Link format URL.
|
|
*/
|
|
function twentythirteen_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() );
|
|
}
|
|
|
|
if ( ! function_exists( 'twentythirteen_excerpt_more' ) && ! is_admin() ) :
|
|
/**
|
|
* 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: Post title. Only visible to screen readers. */
|
|
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.
|
|
* 2. Active widgets in the sidebar to change the layout and spacing.
|
|
* 3. When avatars are disabled in discussion settings.
|
|
*
|
|
* @since Twenty Thirteen 1.0
|
|
*
|
|
* @param array $classes A list of existing body class values.
|
|
* @return array The filtered body class list.
|
|
*/
|
|
function twentythirteen_body_class( $classes ) {
|
|
if ( ! is_multi_author() ) {
|
|
$classes[] = 'single-author';
|
|
}
|
|
|
|
if ( is_active_sidebar( 'sidebar-2' ) && ! is_attachment() && ! is_404() ) {
|
|
$classes[] = 'sidebar';
|
|
}
|
|
|
|
if ( ! get_option( 'show_avatars' ) ) {
|
|
$classes[] = 'no-avatars';
|
|
}
|
|
|
|
return $classes;
|
|
}
|
|
add_filter( 'body_class', 'twentythirteen_body_class' );
|
|
|
|
/**
|
|
* Adjust content_width value for video post formats and attachment templates.
|
|
*
|
|
* @since Twenty Thirteen 1.0
|
|
*
|
|
* @global int $content_width Content width.
|
|
*/
|
|
function twentythirteen_content_width() {
|
|
global $content_width;
|
|
|
|
if ( is_attachment() ) {
|
|
$content_width = 724;
|
|
} elseif ( has_post_format( 'audio' ) ) {
|
|
$content_width = 484;
|
|
}
|
|
}
|
|
add_action( 'template_redirect', 'twentythirteen_content_width' );
|
|
|
|
/**
|
|
* Add postMessage support for site title and description for the Customizer.
|
|
*
|
|
* @since Twenty Thirteen 1.0
|
|
*
|
|
* @param WP_Customize_Manager $wp_customize Customizer object.
|
|
*/
|
|
function twentythirteen_customize_register( $wp_customize ) {
|
|
$wp_customize->get_setting( 'blogname' )->transport = 'postMessage';
|
|
$wp_customize->get_setting( 'blogdescription' )->transport = 'postMessage';
|
|
$wp_customize->get_setting( 'header_textcolor' )->transport = 'postMessage';
|
|
|
|
if ( isset( $wp_customize->selective_refresh ) ) {
|
|
$wp_customize->selective_refresh->add_partial(
|
|
'blogname',
|
|
array(
|
|
'selector' => '.site-title',
|
|
'container_inclusive' => false,
|
|
'render_callback' => 'twentythirteen_customize_partial_blogname',
|
|
)
|
|
);
|
|
$wp_customize->selective_refresh->add_partial(
|
|
'blogdescription',
|
|
array(
|
|
'selector' => '.site-description',
|
|
'container_inclusive' => false,
|
|
'render_callback' => 'twentythirteen_customize_partial_blogdescription',
|
|
)
|
|
);
|
|
}
|
|
}
|
|
add_action( 'customize_register', 'twentythirteen_customize_register' );
|
|
|
|
/**
|
|
* Render the site title for the selective refresh partial.
|
|
*
|
|
* @since Twenty Thirteen 1.9
|
|
*
|
|
* @see twentythirteen_customize_register()
|
|
*
|
|
* @return void
|
|
*/
|
|
function twentythirteen_customize_partial_blogname() {
|
|
bloginfo( 'name' );
|
|
}
|
|
|
|
/**
|
|
* Render the site tagline for the selective refresh partial.
|
|
*
|
|
* @since Twenty Thirteen 1.9
|
|
*
|
|
* @see twentythirteen_customize_register()
|
|
*
|
|
* @return void
|
|
*/
|
|
function twentythirteen_customize_partial_blogdescription() {
|
|
bloginfo( 'description' );
|
|
}
|
|
|
|
/**
|
|
* 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' ), '20200516', true );
|
|
}
|
|
add_action( 'customize_preview_init', 'twentythirteen_customize_preview_js' );
|
|
|
|
/**
|
|
* Modifies tag cloud widget arguments to display all tags in the same font size
|
|
* and use list format for better accessibility.
|
|
*
|
|
* @since Twenty Thirteen 2.3
|
|
*
|
|
* @param array $args Arguments for tag cloud widget.
|
|
* @return array The filtered arguments for tag cloud widget.
|
|
*/
|
|
function twentythirteen_widget_tag_cloud_args( $args ) {
|
|
$args['largest'] = 22;
|
|
$args['smallest'] = 8;
|
|
$args['unit'] = 'pt';
|
|
$args['format'] = 'list';
|
|
|
|
return $args;
|
|
}
|
|
add_filter( 'widget_tag_cloud_args', 'twentythirteen_widget_tag_cloud_args' );
|
|
|
|
/**
|
|
* Prevents `author-bio.php` partial template from interfering with rendering
|
|
* an author archive of a user with the `bio` username.
|
|
*
|
|
* @since Twenty Thirteen 3.0
|
|
*
|
|
* @param string $template Template file.
|
|
* @return string Replacement template file.
|
|
*/
|
|
function twentythirteen_author_bio_template( $template ) {
|
|
if ( is_author() ) {
|
|
$author = get_queried_object();
|
|
if ( $author instanceof WP_User && 'bio' === $author->user_nicename ) {
|
|
// Use author templates if exist, fall back to template hierarchy otherwise.
|
|
return locate_template( array( "author-{$author->ID}.php", 'author.php' ) );
|
|
}
|
|
}
|
|
|
|
return $template;
|
|
}
|
|
add_filter( 'author_template', 'twentythirteen_author_bio_template' );
|
|
|
|
if ( ! function_exists( 'wp_body_open' ) ) :
|
|
/**
|
|
* Fire the wp_body_open action.
|
|
*
|
|
* Added for backward compatibility to support pre-5.2.0 WordPress versions.
|
|
*
|
|
* @since Twenty Thirteen 2.8
|
|
*/
|
|
function wp_body_open() {
|
|
/**
|
|
* Triggered after the opening <body> tag.
|
|
*
|
|
* @since Twenty Thirteen 2.8
|
|
*/
|
|
do_action( 'wp_body_open' );
|
|
}
|
|
endif;
|
|
|
|
/**
|
|
* Register Custom Block Styles
|
|
*
|
|
* @since Twenty Thirteen 3.4
|
|
*/
|
|
if ( function_exists( 'register_block_style' ) ) {
|
|
function twentythirteen_register_block_styles() {
|
|
|
|
/**
|
|
* Register block style
|
|
*/
|
|
register_block_style(
|
|
'core/button',
|
|
array(
|
|
'name' => 'no-shadow',
|
|
'label' => __( 'No Shadow', 'twentythirteen' ),
|
|
'style_handle' => 'no-shadow',
|
|
)
|
|
);
|
|
}
|
|
add_action( 'init', 'twentythirteen_register_block_styles' );
|
|
}
|