mirror of
https://github.com/WordPress/WordPress.git
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aaf99e6913
WordPress' code just... wasn't. This is now dealt with. Props jrf, pento, netweb, GaryJ, jdgrimes, westonruter, Greg Sherwood from PHPCS, and everyone who's ever contributed to WPCS and PHPCS. Fixes #41057. Built from https://develop.svn.wordpress.org/trunk@42343 git-svn-id: http://core.svn.wordpress.org/trunk@42172 1a063a9b-81f0-0310-95a4-ce76da25c4cd
616 lines
18 KiB
PHP
616 lines
18 KiB
PHP
<?php
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/**
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* Twenty Fourteen functions and definitions
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*
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* Set 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://codex.wordpress.org/Theme_Development
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* @link https://codex.wordpress.org/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,
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* @link https://codex.wordpress.org/Plugin_API
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*
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* @package WordPress
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* @subpackage Twenty_Fourteen
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* @since Twenty Fourteen 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 twentyfourteen_content_width()
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*
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* @since Twenty Fourteen 1.0
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*/
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if ( ! isset( $content_width ) ) {
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$content_width = 474;
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}
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/**
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* Twenty Fourteen only works in WordPress 3.6 or later.
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*/
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if ( version_compare( $GLOBALS['wp_version'], '3.6', '<' ) ) {
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require get_template_directory() . '/inc/back-compat.php';
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}
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if ( ! function_exists( 'twentyfourteen_setup' ) ) :
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/**
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* Twenty Fourteen setup.
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*
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* Set up theme defaults and registers support for various WordPress features.
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*
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* Note that this function is hooked into the after_setup_theme hook, which
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* runs before the init hook. The init hook is too late for some features, such
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* as indicating support post thumbnails.
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*
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* @since Twenty Fourteen 1.0
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*/
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function twentyfourteen_setup() {
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/*
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* Make Twenty Fourteen 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/twentyfourteen
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* If you're building a theme based on Twenty Fourteen, use a find and
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* replace to change 'twentyfourteen' to the name of your theme in all
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* template files.
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*/
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load_theme_textdomain( 'twentyfourteen' );
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// This theme styles the visual editor to resemble the theme style.
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add_editor_style( array( 'css/editor-style.css', twentyfourteen_font_url(), 'genericons/genericons.css' ) );
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// Add RSS feed links to <head> for posts and comments.
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add_theme_support( 'automatic-feed-links' );
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// Enable support for Post Thumbnails, and declare two sizes.
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add_theme_support( 'post-thumbnails' );
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set_post_thumbnail_size( 672, 372, true );
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add_image_size( 'twentyfourteen-full-width', 1038, 576, true );
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// This theme uses wp_nav_menu() in two locations.
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register_nav_menus(
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array(
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'primary' => __( 'Top primary menu', 'twentyfourteen' ),
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'secondary' => __( 'Secondary menu in left sidebar', 'twentyfourteen' ),
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)
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);
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/*
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* Switch default core markup for search form, comment form, and comments
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* to output valid HTML5.
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*/
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add_theme_support(
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'html5', 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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)
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);
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/*
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* Enable support for Post Formats.
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* See https://codex.wordpress.org/Post_Formats
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*/
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add_theme_support(
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'post-formats', array(
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'aside',
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'image',
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'video',
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'audio',
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'quote',
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'link',
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'gallery',
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)
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);
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// This theme allows users to set a custom background.
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add_theme_support(
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'custom-background', apply_filters(
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'twentyfourteen_custom_background_args', array(
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'default-color' => 'f5f5f5',
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)
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)
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);
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// Add support for featured content.
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add_theme_support(
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'featured-content', array(
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'featured_content_filter' => 'twentyfourteen_get_featured_posts',
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'max_posts' => 6,
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)
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);
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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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endif; // twentyfourteen_setup
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add_action( 'after_setup_theme', 'twentyfourteen_setup' );
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/**
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* Adjust content_width value for image attachment template.
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*
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* @since Twenty Fourteen 1.0
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*/
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function twentyfourteen_content_width() {
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if ( is_attachment() && wp_attachment_is_image() ) {
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$GLOBALS['content_width'] = 810;
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}
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}
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add_action( 'template_redirect', 'twentyfourteen_content_width' );
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/**
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* Getter function for Featured Content Plugin.
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*
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* @since Twenty Fourteen 1.0
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*
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* @return array An array of WP_Post objects.
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*/
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function twentyfourteen_get_featured_posts() {
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/**
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* Filter the featured posts to return in Twenty Fourteen.
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*
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* @since Twenty Fourteen 1.0
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*
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* @param array|bool $posts Array of featured posts, otherwise false.
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*/
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return apply_filters( 'twentyfourteen_get_featured_posts', array() );
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}
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/**
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* A helper conditional function that returns a boolean value.
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*
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* @since Twenty Fourteen 1.0
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*
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* @return bool Whether there are featured posts.
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*/
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function twentyfourteen_has_featured_posts() {
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return ! is_paged() && (bool) twentyfourteen_get_featured_posts();
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}
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/**
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* Register three Twenty Fourteen widget areas.
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*
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* @since Twenty Fourteen 1.0
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*/
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function twentyfourteen_widgets_init() {
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require get_template_directory() . '/inc/widgets.php';
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register_widget( 'Twenty_Fourteen_Ephemera_Widget' );
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register_sidebar(
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array(
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'name' => __( 'Primary Sidebar', 'twentyfourteen' ),
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'id' => 'sidebar-1',
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'description' => __( 'Main sidebar that appears on the left.', 'twentyfourteen' ),
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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)
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);
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register_sidebar(
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array(
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'name' => __( 'Content Sidebar', 'twentyfourteen' ),
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'id' => 'sidebar-2',
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'description' => __( 'Additional sidebar that appears on the right.', 'twentyfourteen' ),
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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)
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);
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register_sidebar(
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array(
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'name' => __( 'Footer Widget Area', 'twentyfourteen' ),
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'id' => 'sidebar-3',
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'description' => __( 'Appears in the footer section of the site.', 'twentyfourteen' ),
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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)
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);
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}
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add_action( 'widgets_init', 'twentyfourteen_widgets_init' );
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/**
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* Register Lato Google font for Twenty Fourteen.
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*
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* @since Twenty Fourteen 1.0
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*
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* @return string
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*/
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function twentyfourteen_font_url() {
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$font_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 Lato, translate this to 'off'. Do not translate into your own language.
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*/
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if ( 'off' !== _x( 'on', 'Lato font: on or off', 'twentyfourteen' ) ) {
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$query_args = array(
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'family' => urlencode( 'Lato:300,400,700,900,300italic,400italic,700italic' ),
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'subset' => urlencode( 'latin,latin-ext' ),
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);
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$font_url = add_query_arg( $query_args, 'https://fonts.googleapis.com/css' );
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}
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return $font_url;
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}
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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 Fourteen 1.0
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*/
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function twentyfourteen_scripts() {
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// Add Lato font, used in the main stylesheet.
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wp_enqueue_style( 'twentyfourteen-lato', twentyfourteen_font_url(), array(), null );
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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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// Load our main stylesheet.
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wp_enqueue_style( 'twentyfourteen-style', get_stylesheet_uri() );
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// Load the Internet Explorer specific stylesheet.
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wp_enqueue_style( 'twentyfourteen-ie', get_template_directory_uri() . '/css/ie.css', array( 'twentyfourteen-style' ), '20131205' );
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wp_style_add_data( 'twentyfourteen-ie', 'conditional', 'lt IE 9' );
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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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if ( is_singular() && wp_attachment_is_image() ) {
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wp_enqueue_script( 'twentyfourteen-keyboard-image-navigation', get_template_directory_uri() . '/js/keyboard-image-navigation.js', array( 'jquery' ), '20130402' );
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}
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if ( is_active_sidebar( 'sidebar-3' ) ) {
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wp_enqueue_script( 'jquery-masonry' );
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}
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if ( is_front_page() && 'slider' == get_theme_mod( 'featured_content_layout' ) ) {
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wp_enqueue_script( 'twentyfourteen-slider', get_template_directory_uri() . '/js/slider.js', array( 'jquery' ), '20131205', true );
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wp_localize_script(
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'twentyfourteen-slider', 'featuredSliderDefaults', array(
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'prevText' => __( 'Previous', 'twentyfourteen' ),
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'nextText' => __( 'Next', 'twentyfourteen' ),
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)
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);
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}
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wp_enqueue_script( 'twentyfourteen-script', get_template_directory_uri() . '/js/functions.js', array( 'jquery' ), '20150315', true );
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}
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add_action( 'wp_enqueue_scripts', 'twentyfourteen_scripts' );
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/**
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* Enqueue Google fonts style to admin screen for custom header display.
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*
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* @since Twenty Fourteen 1.0
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*/
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function twentyfourteen_admin_fonts() {
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wp_enqueue_style( 'twentyfourteen-lato', twentyfourteen_font_url(), array(), null );
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}
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add_action( 'admin_print_scripts-appearance_page_custom-header', 'twentyfourteen_admin_fonts' );
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/**
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* Add preconnect for Google Fonts.
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*
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* @since Twenty Fourteen 1.9
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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 twentyfourteen_resource_hints( $urls, $relation_type ) {
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if ( wp_style_is( 'twentyfourteen-lato', '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 $urls;
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}
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add_filter( 'wp_resource_hints', 'twentyfourteen_resource_hints', 10, 2 );
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if ( ! function_exists( 'twentyfourteen_the_attached_image' ) ) :
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/**
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* Print the attached image with a link to the next attached image.
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*
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* @since Twenty Fourteen 1.0
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*/
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function twentyfourteen_the_attached_image() {
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$post = get_post();
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/**
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* Filter the default Twenty Fourteen attachment size.
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*
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* @since Twenty Fourteen 1.0
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*
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* @param array $dimensions {
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* An array of height and width dimensions.
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*
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* @type int $height Height of the image in pixels. Default 810.
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* @type int $width Width of the image in pixels. Default 810.
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* }
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*/
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$attachment_size = apply_filters( 'twentyfourteen_attachment_size', array( 810, 810 ) );
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$next_attachment_url = wp_get_attachment_url();
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/*
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* Grab the IDs of all the image attachments in a gallery so we can get the URL
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* of the next adjacent image in a gallery, or the first image (if we're
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* looking at the last image in a gallery), or, in a gallery of one, just the
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* link to that image file.
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*/
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$attachment_ids = get_posts(
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array(
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'post_parent' => $post->post_parent,
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'fields' => 'ids',
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'numberposts' => -1,
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'post_status' => 'inherit',
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'post_type' => 'attachment',
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'post_mime_type' => 'image',
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'order' => 'ASC',
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'orderby' => 'menu_order ID',
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)
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);
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// If there is more than 1 attachment in a gallery...
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if ( count( $attachment_ids ) > 1 ) {
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foreach ( $attachment_ids as $idx => $attachment_id ) {
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if ( $attachment_id == $post->ID ) {
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$next_id = $attachment_ids[ ( $idx + 1 ) % count( $attachment_ids ) ];
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break;
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}
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}
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// get the URL of the next image attachment...
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if ( $next_id ) {
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$next_attachment_url = get_attachment_link( $next_id );
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} // or get the URL of the first image attachment.
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else {
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$next_attachment_url = get_attachment_link( reset( $attachment_ids ) );
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}
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}
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printf(
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'<a href="%1$s" rel="attachment">%2$s</a>',
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esc_url( $next_attachment_url ),
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wp_get_attachment_image( $post->ID, $attachment_size )
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);
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}
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endif;
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if ( ! function_exists( 'twentyfourteen_list_authors' ) ) :
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/**
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* Print a list of all site contributors who published at least one post.
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*
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* @since Twenty Fourteen 1.0
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*/
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function twentyfourteen_list_authors() {
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$contributor_ids = get_users(
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array(
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'fields' => 'ID',
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'orderby' => 'post_count',
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'order' => 'DESC',
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'who' => 'authors',
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)
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);
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foreach ( $contributor_ids as $contributor_id ) :
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$post_count = count_user_posts( $contributor_id );
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// Move on if user has not published a post (yet).
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if ( ! $post_count ) {
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continue;
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}
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?>
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<div class="contributor">
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<div class="contributor-info">
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<div class="contributor-avatar"><?php echo get_avatar( $contributor_id, 132 ); ?></div>
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<div class="contributor-summary">
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<h2 class="contributor-name"><?php echo get_the_author_meta( 'display_name', $contributor_id ); ?></h2>
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<p class="contributor-bio">
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<?php echo get_the_author_meta( 'description', $contributor_id ); ?>
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</p>
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<a class="button contributor-posts-link" href="<?php echo esc_url( get_author_posts_url( $contributor_id ) ); ?>">
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<?php printf( _n( '%d Article', '%d Articles', $post_count, 'twentyfourteen' ), $post_count ); ?>
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</a>
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</div><!-- .contributor-summary -->
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</div><!-- .contributor-info -->
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</div><!-- .contributor -->
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<?php
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endforeach;
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}
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endif;
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/**
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* Extend the default WordPress body classes.
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*
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* Adds body classes to denote:
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* 1. Single or multiple authors.
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* 2. Presence of header image except in Multisite signup and activate pages.
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* 3. Index views.
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* 4. Full-width content layout.
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* 5. Presence of footer widgets.
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* 6. Single views.
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* 7. Featured content layout.
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*
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* @since Twenty Fourteen 1.0
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*
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* @param array $classes A list of existing body class values.
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* @return array The filtered body class list.
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*/
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function twentyfourteen_body_classes( $classes ) {
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if ( is_multi_author() ) {
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$classes[] = 'group-blog';
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}
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if ( get_header_image() ) {
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$classes[] = 'header-image';
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} elseif ( ! in_array( $GLOBALS['pagenow'], array( 'wp-activate.php', 'wp-signup.php' ) ) ) {
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$classes[] = 'masthead-fixed';
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}
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if ( is_archive() || is_search() || is_home() ) {
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$classes[] = 'list-view';
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}
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if ( ( ! is_active_sidebar( 'sidebar-2' ) )
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|| is_page_template( 'page-templates/full-width.php' )
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|| is_page_template( 'page-templates/contributors.php' )
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|| is_attachment() ) {
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$classes[] = 'full-width';
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}
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if ( is_active_sidebar( 'sidebar-3' ) ) {
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$classes[] = 'footer-widgets';
|
|
}
|
|
|
|
if ( is_singular() && ! is_front_page() ) {
|
|
$classes[] = 'singular';
|
|
}
|
|
|
|
if ( is_front_page() && 'slider' == get_theme_mod( 'featured_content_layout' ) ) {
|
|
$classes[] = 'slider';
|
|
} elseif ( is_front_page() ) {
|
|
$classes[] = 'grid';
|
|
}
|
|
|
|
return $classes;
|
|
}
|
|
add_filter( 'body_class', 'twentyfourteen_body_classes' );
|
|
|
|
/**
|
|
* Extend the default WordPress post classes.
|
|
*
|
|
* Adds a post class to denote:
|
|
* Non-password protected page with a post thumbnail.
|
|
*
|
|
* @since Twenty Fourteen 1.0
|
|
*
|
|
* @param array $classes A list of existing post class values.
|
|
* @return array The filtered post class list.
|
|
*/
|
|
function twentyfourteen_post_classes( $classes ) {
|
|
if ( ! post_password_required() && ! is_attachment() && has_post_thumbnail() ) {
|
|
$classes[] = 'has-post-thumbnail';
|
|
}
|
|
|
|
return $classes;
|
|
}
|
|
add_filter( 'post_class', 'twentyfourteen_post_classes' );
|
|
|
|
/**
|
|
* Create a nicely formatted and more specific title element text for output
|
|
* in head of document, based on current view.
|
|
*
|
|
* @since Twenty Fourteen 1.0
|
|
*
|
|
* @global int $paged WordPress archive pagination page count.
|
|
* @global int $page WordPress paginated post page count.
|
|
*
|
|
* @param string $title Default title text for current view.
|
|
* @param string $sep Optional separator.
|
|
* @return string The filtered title.
|
|
*/
|
|
function twentyfourteen_wp_title( $title, $sep ) {
|
|
global $paged, $page;
|
|
|
|
if ( is_feed() ) {
|
|
return $title;
|
|
}
|
|
|
|
// Add the site name.
|
|
$title .= get_bloginfo( 'name', 'display' );
|
|
|
|
// Add the site description for the home/front page.
|
|
$site_description = get_bloginfo( 'description', 'display' );
|
|
if ( $site_description && ( is_home() || is_front_page() ) ) {
|
|
$title = "$title $sep $site_description";
|
|
}
|
|
|
|
// Add a page number if necessary.
|
|
if ( ( $paged >= 2 || $page >= 2 ) && ! is_404() ) {
|
|
$title = "$title $sep " . sprintf( __( 'Page %s', 'twentyfourteen' ), max( $paged, $page ) );
|
|
}
|
|
|
|
return $title;
|
|
}
|
|
add_filter( 'wp_title', 'twentyfourteen_wp_title', 10, 2 );
|
|
|
|
|
|
/**
|
|
* Modifies tag cloud widget arguments to display all tags in the same font size
|
|
* and use list format for better accessibility.
|
|
*
|
|
* @since Twenty Fourteen 2.1
|
|
*
|
|
* @param array $args Arguments for tag cloud widget.
|
|
* @return array The filtered arguments for tag cloud widget.
|
|
*/
|
|
function twentyfourteen_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', 'twentyfourteen_widget_tag_cloud_args' );
|
|
|
|
|
|
// Implement Custom Header features.
|
|
require get_template_directory() . '/inc/custom-header.php';
|
|
|
|
// Custom template tags for this theme.
|
|
require get_template_directory() . '/inc/template-tags.php';
|
|
|
|
// Add Customizer functionality.
|
|
require get_template_directory() . '/inc/customizer.php';
|
|
|
|
/*
|
|
* Add Featured Content functionality.
|
|
*
|
|
* To overwrite in a plugin, define your own Featured_Content class on or
|
|
* before the 'setup_theme' hook.
|
|
*/
|
|
if ( ! class_exists( 'Featured_Content' ) && 'plugins.php' !== $GLOBALS['pagenow'] ) {
|
|
require get_template_directory() . '/inc/featured-content.php';
|
|
}
|
|
|
|
/**
|
|
* Add an `is_customize_preview` function if it is missing.
|
|
*
|
|
* Enables installing Twenty Fourteen in WordPress versions before 4.0.0 when the
|
|
* `is_customize_preview` function was introduced.
|
|
*/
|
|
if ( ! function_exists( 'is_customize_preview' ) ) :
|
|
function is_customize_preview() {
|
|
global $wp_customize;
|
|
|
|
return ( $wp_customize instanceof WP_Customize_Manager ) && $wp_customize->is_preview();
|
|
}
|
|
endif;
|