446 lines
12 KiB
PHP
446 lines
12 KiB
PHP
<?php
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/**
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* Twenty Fourteen functions and definitions
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*
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* @package WordPress
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* @subpackage Twenty_Fourteen
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*/
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/**
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* Set the content width based on the theme's design and stylesheet.
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*
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*/
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if ( ! isset( $content_width ) )
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$content_width = 474; /* pixels */
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function twentyfourteen_set_content_width() {
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global $content_width;
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if ( is_page_template( 'full-width-page.php' ) || is_attachment() )
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$content_width = 895;
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}
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add_action( 'template_redirect', 'twentyfourteen_set_content_width' );
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if ( ! function_exists( 'twentyfourteen_setup' ) ) :
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/**
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* Sets 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 runs
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* before the init hook. The init hook is too late for some features, such as indicating
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* support post thumbnails.
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*
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*/
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function twentyfourteen_setup() {
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/**
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* Custom template tags for this theme.
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*/
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require( get_template_directory() . '/inc/template-tags.php' );
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/**
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* Customizer additions
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*/
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require( get_template_directory() . '/inc/customizer.php' );
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/**
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* Make theme available for translation
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* Translations can be filed in the /languages/ directory
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* If you're building a theme based on Twenty Fourteen, use a find and replace
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* to change 'twentyfourteen' to the name of your theme in all the template files
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*/
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load_theme_textdomain( 'twentyfourteen', get_template_directory() . '/languages' );
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/**
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* Add default posts and comments RSS feed links to head
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*/
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add_theme_support( 'automatic-feed-links' );
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/**
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* Enable support for Post Thumbnails
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*/
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add_theme_support( 'post-thumbnails', array( 'post' ) );
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/**
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* Adding several sizes for Post Thumbnails
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*/
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add_image_size( 'featured-thumbnail-large', 672, 0 );
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add_image_size( 'featured-thumbnail-featured', 672, 336, true );
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add_image_size( 'featured-thumbnail-formatted', 306, 0 );
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/**
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* This theme uses wp_nav_menu() in one location.
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*/
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register_nav_menus( 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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* Enable support for Post Formats
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*/
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add_theme_support( 'post-formats', array( 'aside', 'image', 'video', 'quote', 'link', 'gallery' ) );
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/**
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* This theme allows users to set a custom background.
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*/
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$args = apply_filters( 'twentyfourteen_custom_background_args', array( 'default-color' => 'f5f5f5' ) );
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if ( function_exists( 'wp_get_theme' ) ) {
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add_theme_support( 'custom-background', $args );
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} else {
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// Compat: Versions of WordPress prior to 3.4.
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define( 'BACKGROUND_COLOR', $args['default-color'] );
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add_custom_background();
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}
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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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* Getter function for Featured Content Plugin.
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*
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*/
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function twentyfourteen_get_featured_posts() {
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return apply_filters( 'twentyfourteen_get_featured_posts', false );
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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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* So that we can use a condition like
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* if ( twentyfourteen_has_featured_posts( 1 ) )
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*
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*/
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function twentyfourteen_has_featured_posts( $minimum = 1 ) {
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if ( is_paged() )
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return false;
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$minimum = absint( $minimum );
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$featured_posts = apply_filters( 'twentyfourteen_get_featured_posts', array() );
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if ( ! is_array( $featured_posts ) )
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return false;
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if ( $minimum > count( $featured_posts ) )
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return false;
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return true;
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}
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/**
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* Register widgetized area and update sidebar with default widgets
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*
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*/
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function twentyfourteen_widgets_init() {
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register_sidebar( array(
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'name' => __( 'Primary Sidebar', 'twentyfourteen' ),
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'id' => 'sidebar-1',
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'description' => __( 'Main sidebar that appears on the left.', 'twentyfourteen' ),
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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) );
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register_sidebar( array(
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'name' => __( 'Content Sidebar', 'twentyfourteen' ),
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'id' => 'sidebar-2',
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'description' => __( 'Additional sidebar that appears on the right, on single posts and pages.', 'twentyfourteen' ),
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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) );
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register_sidebar( array(
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'name' => __( 'Footer Widget Area One', 'twentyfourteen' ),
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'id' => 'sidebar-3',
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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) );
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register_sidebar( array(
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'name' => __( 'Footer Widget Area Two', 'twentyfourteen' ),
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'id' => 'sidebar-4',
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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) );
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register_sidebar( array(
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'name' => __( 'Footer Widget Area Three', 'twentyfourteen' ),
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'id' => 'sidebar-5',
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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) );
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register_sidebar( array(
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'name' => __( 'Footer Widget Area Four', 'twentyfourteen' ),
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'id' => 'sidebar-6',
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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) );
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register_sidebar( array(
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'name' => __( 'Footer Widget Area Five', 'twentyfourteen' ),
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'id' => 'sidebar-7',
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'before_widget' => '<aside id="%1$s" class="widget %2$s">',
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'after_widget' => '</aside>',
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'before_title' => '<h1 class="widget-title">',
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'after_title' => '</h1>',
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) );
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}
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add_action( 'widgets_init', 'twentyfourteen_widgets_init' );
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/**
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* Register Google fonts for Twenty Fourteen
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*
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*/
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function twentyfourteen_fonts() {
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/* translators: If there are characters in your language that are not supported
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by Lato, translate this to 'off'. Do not translate into your own language. */
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if ( 'off' !== _x( 'on', 'Lato font: on or off', 'twentyfourteen' ) ) {
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$protocol = is_ssl() ? 'https' : 'http';
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wp_register_style( 'twentyfourteen-lato', "$protocol://fonts.googleapis.com/css?family=Lato:100,300,400,700,900,100italic,300italic,400italic,700italic,900italic", array(), null );
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}
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}
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add_action( 'init', 'twentyfourteen_fonts' );
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/**
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* Enqueue scripts and styles
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*
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*/
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function twentyfourteen_scripts() {
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wp_enqueue_style( 'twentyfourteen-style', get_stylesheet_uri() );
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wp_enqueue_style( 'twentyfourteen-lato' );
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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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wp_enqueue_script( 'twentyfourteen-theme', get_template_directory_uri() . '/js/theme.js', array( 'jquery' ), '20130402', 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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*/
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function twentyfourteen_admin_fonts( $hook_suffix ) {
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if ( 'appearance_page_custom-header' != $hook_suffix )
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return;
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wp_enqueue_style( 'twentyfourteen-lato' );
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}
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add_action( 'admin_enqueue_scripts', 'twentyfourteen_admin_fonts' );
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/**
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* Implement the Custom Header feature
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*
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*/
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require( get_template_directory() . '/inc/custom-header.php' );
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/**
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* Sets the post excerpt length to 40 words.
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*
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*/
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function twentyfourteen_excerpt_length( $length ) {
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return 20;
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}
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add_filter( 'excerpt_length', 'twentyfourteen_excerpt_length' );
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/**
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* Returns a "Continue Reading" link for excerpts
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*
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*/
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function twentyfourteen_continue_reading_link() {
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return ' <a href="'. esc_url( get_permalink() ) . '" class="more-link">' . __( 'Read More <span class="meta-nav">→</span>', 'twentyfourteen' ) . '</a>';
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}
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/**
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* Replaces "[...]" (appended to automatically generated excerpts) with an ellipsis and twentyeleven_continue_reading_link().
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*/
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function twentyfourteen_auto_excerpt_more( $more ) {
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return ' …' . twentyfourteen_continue_reading_link();
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}
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add_filter( 'excerpt_more', 'twentyfourteen_auto_excerpt_more' );
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/**
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* Adds a pretty "Continue Reading" link to custom post excerpts.
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*
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* To override this link in a child theme, remove the filter and add your own
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* function tied to the get_the_excerpt filter hook.
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*
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*/
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function twentyfourteen_custom_excerpt_more( $output ) {
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if ( has_excerpt() && ! is_attachment() ) {
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$output .= twentyfourteen_continue_reading_link();
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}
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return $output;
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}
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add_filter( 'get_the_excerpt', 'twentyfourteen_custom_excerpt_more' );
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/**
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* Count the number of footer sidebars to enable dynamic classes for the footer
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*
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*/
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function twentyfourteen_footer_sidebar_class() {
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$count = 0;
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if ( is_active_sidebar( 'sidebar-3' ) )
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$count++;
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if ( is_active_sidebar( 'sidebar-4' ) )
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$count++;
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if ( is_active_sidebar( 'sidebar-5' ) )
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$count++;
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if ( is_active_sidebar( 'sidebar-6' ) )
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$count++;
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if ( is_active_sidebar( 'sidebar-7' ) )
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$count++;
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$class = '';
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switch ( $count ) {
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case '1':
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$class = 'one';
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break;
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case '2':
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$class = 'two';
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break;
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case '3':
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$class = 'three';
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break;
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case '4':
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$class = 'four';
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break;
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case '5':
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$class = 'five';
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break;
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}
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if ( $class )
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echo 'class="clearfix ' . $class . '"';
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}
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/**
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* Gets recent formatted posts that are not featured in FC plugin.
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*
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*/
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function twentyfourteen_get_recent( $post_format ) {
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$args = array(
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'order' => 'DESC',
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'ignore_sticky_posts' => 1,
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'posts_per_page' => 2,
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'tax_query' => array(
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array(
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'taxonomy' => 'post_format',
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'terms' => array( $post_format ),
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'field' => 'slug',
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'operator' => 'IN',
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),
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),
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'no_found_rows' => true,
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);
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$featured_posts = twentyfourteen_get_featured_posts();
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if ( is_array( $featured_posts ) && ! empty( $featured_posts ) )
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$args['post__not_in'] = wp_list_pluck( $featured_posts, 'ID' );
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return new WP_Query( $args );
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}
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/**
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* Filter the home page posts, and remove formatted posts visible in the sidebar from it
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*
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*/
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function twentyfourteen_pre_get_posts( $query ) {
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// Bail if not home, not a query, not main query.
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if ( ! $query->is_main_query() || is_admin() )
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return;
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// Only on the home page
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if ( $query->is_home() ) {
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$exclude_ids = array();
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$videos = twentyfourteen_get_recent( 'post-format-video' );
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$images = twentyfourteen_get_recent( 'post-format-image' );
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$galleries = twentyfourteen_get_recent( 'post-format-gallery' );
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$asides = twentyfourteen_get_recent( 'post-format-aside' );
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$links = twentyfourteen_get_recent( 'post-format-link' );
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$quotes = twentyfourteen_get_recent( 'post-format-quote' );
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foreach ( $videos->posts as $post )
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$exclude_ids[] = $post->ID;
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foreach ( $images->posts as $post )
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$exclude_ids[] = $post->ID;
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foreach ( $galleries->posts as $post )
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$exclude_ids[] = $post->ID;
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foreach ( $asides->posts as $post )
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$exclude_ids[] = $post->ID;
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foreach ( $links->posts as $post )
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$exclude_ids[] = $post->ID;
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foreach ( $quotes->posts as $post )
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$exclude_ids[] = $post->ID;
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$query->set( 'post__not_in', $exclude_ids );
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}
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}
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add_action( 'pre_get_posts', 'twentyfourteen_pre_get_posts' );
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/**
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* Adds custom classes to the array of body classes.
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*
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*/
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function twentyfourteen_body_classes( $classes ) {
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// Adds a class of group-blog to blogs with more than 1 published author
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if ( is_multi_author() ) {
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$classes[] = 'group-blog';
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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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return $classes;
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}
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add_filter( 'body_class', 'twentyfourteen_body_classes' );
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/**
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* Filters wp_title to print a neat <title> tag based on what is being viewed.
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*
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*/
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function twentyfourteen_wp_title( $title, $sep ) {
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global $page, $paged;
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if ( is_feed() )
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return $title;
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// Add the blog name
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$title .= get_bloginfo( 'name' );
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// Add the blog 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 .= " $sep $site_description";
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// Add a page number if necessary:
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if ( $paged >= 2 || $page >= 2 )
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$title .= " $sep " . sprintf( __( 'Page %s', 'twentyfourteen' ), max( $paged, $page ) );
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return $title;
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}
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add_filter( 'wp_title', 'twentyfourteen_wp_title', 10, 2 ); |