wp/wp-content/themes/twentyseventeen/inc/template-functions.php
changeset 8 c7c34916027a
parent 7 cf61fcea0001
child 9 177826044cd9
equal deleted inserted replaced
7:cf61fcea0001 8:c7c34916027a
     1 <?php
       
     2 /**
       
     3  * Additional features to allow styling of the templates
       
     4  *
       
     5  * @package WordPress
       
     6  * @subpackage Twenty_Seventeen
       
     7  * @since 1.0
       
     8  */
       
     9 
       
    10 /**
       
    11  * Adds custom classes to the array of body classes.
       
    12  *
       
    13  * @param array $classes Classes for the body element.
       
    14  * @return array
       
    15  */
       
    16 function twentyseventeen_body_classes( $classes ) {
       
    17 	// Add class of group-blog to blogs with more than 1 published author.
       
    18 	if ( is_multi_author() ) {
       
    19 		$classes[] = 'group-blog';
       
    20 	}
       
    21 
       
    22 	// Add class of hfeed to non-singular pages.
       
    23 	if ( ! is_singular() ) {
       
    24 		$classes[] = 'hfeed';
       
    25 	}
       
    26 
       
    27 	// Add class if we're viewing the Customizer for easier styling of theme options.
       
    28 	if ( is_customize_preview() ) {
       
    29 		$classes[] = 'twentyseventeen-customizer';
       
    30 	}
       
    31 
       
    32 	// Add class on front page.
       
    33 	if ( is_front_page() && 'posts' !== get_option( 'show_on_front' ) ) {
       
    34 		$classes[] = 'twentyseventeen-front-page';
       
    35 	}
       
    36 
       
    37 	// Add a class if there is a custom header.
       
    38 	if ( has_header_image() ) {
       
    39 		$classes[] = 'has-header-image';
       
    40 	}
       
    41 
       
    42 	// Add class if sidebar is used.
       
    43 	if ( is_active_sidebar( 'sidebar-1' ) && ! is_page() ) {
       
    44 		$classes[] = 'has-sidebar';
       
    45 	}
       
    46 
       
    47 	// Add class for one or two column page layouts.
       
    48 	if ( is_page() || is_archive() ) {
       
    49 		if ( 'one-column' === get_theme_mod( 'page_layout' ) ) {
       
    50 			$classes[] = 'page-one-column';
       
    51 		} else {
       
    52 			$classes[] = 'page-two-column';
       
    53 		}
       
    54 	}
       
    55 
       
    56 	// Add class if the site title and tagline is hidden.
       
    57 	if ( 'blank' === get_header_textcolor() ) {
       
    58 		$classes[] = 'title-tagline-hidden';
       
    59 	}
       
    60 
       
    61 	// Get the colorscheme or the default if there isn't one.
       
    62 	$colors = twentyseventeen_sanitize_colorscheme( get_theme_mod( 'colorscheme', 'light' ) );
       
    63 	$classes[] = 'colors-' . $colors;
       
    64 
       
    65 	return $classes;
       
    66 }
       
    67 add_filter( 'body_class', 'twentyseventeen_body_classes' );
       
    68 
       
    69 /**
       
    70  * Count our number of active panels.
       
    71  *
       
    72  * Primarily used to see if we have any panels active, duh.
       
    73  */
       
    74 function twentyseventeen_panel_count() {
       
    75 
       
    76 	$panel_count = 0;
       
    77 
       
    78 	/**
       
    79 	 * Filter number of front page sections in Twenty Seventeen.
       
    80 	 *
       
    81 	 * @since Twenty Seventeen 1.0
       
    82 	 *
       
    83 	 * @param int $num_sections Number of front page sections.
       
    84 	 */
       
    85 	$num_sections = apply_filters( 'twentyseventeen_front_page_sections', 4 );
       
    86 
       
    87 	// Create a setting and control for each of the sections available in the theme.
       
    88 	for ( $i = 1; $i < ( 1 + $num_sections ); $i++ ) {
       
    89 		if ( get_theme_mod( 'panel_' . $i ) ) {
       
    90 			$panel_count++;
       
    91 		}
       
    92 	}
       
    93 
       
    94 	return $panel_count;
       
    95 }
       
    96 
       
    97 /**
       
    98  * Checks to see if we're on the homepage or not.
       
    99  */
       
   100 function twentyseventeen_is_frontpage() {
       
   101 	return ( is_front_page() && ! is_home() );
       
   102 }