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<?php
/**
* Additional features to allow styling of the templates
*
* @package WordPress
* @subpackage Twenty_Seventeen
* @since 1.0
*/
/**
* Adds custom classes to the array of body classes.
*
* @param array $classes Classes for the body element.
* @return array
*/
function twentyseventeen_body_classes( $classes ) {
// Add class of group-blog to blogs with more than 1 published author.
if ( is_multi_author() ) {
$classes[] = 'group-blog';
}
// Add class of hfeed to non-singular pages.
if ( ! is_singular() ) {
$classes[] = 'hfeed';
}
// Add class if we're viewing the Customizer for easier styling of theme options.
if ( is_customize_preview() ) {
$classes[] = 'twentyseventeen-customizer';
}
// Add class on front page.
if ( is_front_page() && 'posts' !== get_option( 'show_on_front' ) ) {
$classes[] = 'twentyseventeen-front-page';
}
// Add a class if there is a custom header.
if ( has_header_image() ) {
$classes[] = 'has-header-image';
}
// Add class if sidebar is used.
if ( is_active_sidebar( 'sidebar-1' ) && ! is_page() ) {
$classes[] = 'has-sidebar';
}
// Add class for one or two column page layouts.
if ( is_page() || is_archive() ) {
if ( 'one-column' === get_theme_mod( 'page_layout' ) ) {
$classes[] = 'page-one-column';
} else {
$classes[] = 'page-two-column';
}
}
// Add class if the site title and tagline is hidden.
if ( 'blank' === get_header_textcolor() ) {
$classes[] = 'title-tagline-hidden';
}
// Get the colorscheme or the default if there isn't one.
$colors = twentyseventeen_sanitize_colorscheme( get_theme_mod( 'colorscheme', 'light' ) );
$classes[] = 'colors-' . $colors;
return $classes;
}
add_filter( 'body_class', 'twentyseventeen_body_classes' );
/**
* Count our number of active panels.
*
* Primarily used to see if we have any panels active, duh.
*/
function twentyseventeen_panel_count() {
$panel_count = 0;
/**
* Filter number of front page sections in Twenty Seventeen.
*
* @since Twenty Seventeen 1.0
*
* @param int $num_sections Number of front page sections.
*/
$num_sections = apply_filters( 'twentyseventeen_front_page_sections', 4 );
// Create a setting and control for each of the sections available in the theme.
for ( $i = 1; $i < ( 1 + $num_sections ); $i++ ) {
if ( get_theme_mod( 'panel_' . $i ) ) {
$panel_count++;
}
}
return $panel_count;
}
/**
* Checks to see if we're on the front page or not.
*/
function twentyseventeen_is_frontpage() {
return ( is_front_page() && ! is_home() );
}
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