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understrap/inc/widgets.php

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<?php
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/**
* Declaring widgets
*
* @package understrap
*/
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if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* Count number of widgets in a sidebar
* Used to add classes to widget areas so widgets can be displayed one, two, three or four per row
*/
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if ( ! function_exists( 'understrap_slbd_count_widgets' ) ) {
function understrap_slbd_count_widgets( $sidebar_id ) {
// If loading from front page, consult $_wp_sidebars_widgets rather than options
// to see if wp_convert_widget_settings() has made manipulations in memory.
global $_wp_sidebars_widgets;
if ( empty( $_wp_sidebars_widgets ) ) :
$_wp_sidebars_widgets = get_option( 'sidebars_widgets', array() );
endif;
$sidebars_widgets_count = $_wp_sidebars_widgets;
if ( isset( $sidebars_widgets_count[ $sidebar_id ] ) ) :
$widget_count = count( $sidebars_widgets_count[ $sidebar_id ] );
$widget_classes = 'widget-count-' . count( $sidebars_widgets_count[ $sidebar_id ] );
if ( $widget_count % 4 == 0 || $widget_count > 6 ) :
// Four widgets per row if there are exactly four or more than six
$widget_classes .= ' col-md-3';
elseif ( 6 == $widget_count ) :
// If two widgets are published
$widget_classes .= ' col-md-2';
elseif ( $widget_count >= 3 ) :
// Three widgets per row if there's three or more widgets
$widget_classes .= ' col-md-4';
elseif ( 2 == $widget_count ) :
// If two widgets are published
$widget_classes .= ' col-md-6';
elseif ( 1 == $widget_count ) :
// If just on widget is active
$widget_classes .= ' col-md-12';
endif;
return $widget_classes;
endif;
}
}
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add_action( 'widgets_init', 'understrap_widgets_init' );
if ( ! function_exists( 'understrap_widgets_init' ) ) {
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/**
* Initializes themes widgets.
*/
function understrap_widgets_init() {
register_sidebar( array(
'name' => __( 'Right Sidebar', 'understrap' ),
'id' => 'right-sidebar',
'description' => __( 'Right sidebar widget area', 'understrap' ),
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<h3 class="widget-title">',
'after_title' => '</h3>',
) );
register_sidebar( array(
'name' => __( 'Left Sidebar', 'understrap' ),
'id' => 'left-sidebar',
'description' => __( 'Left sidebar widget area', 'understrap' ),
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<h3 class="widget-title">',
'after_title' => '</h3>',
) );
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register_sidebar( array(
'name' => __( 'Hero Slider', 'understrap' ),
'id' => 'hero',
'description' => __( 'Hero slider area. Place two or more widgets here and they will slide!', 'understrap' ),
'before_widget' => '<div class="carousel-item">',
'after_widget' => '</div>',
'before_title' => '',
'after_title' => '',
) );
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register_sidebar( array(
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'name' => __( 'Hero Canvas', 'understrap' ),
'id' => 'herocanvas',
'description' => __( 'Full size canvas hero area for Bootstrap and other custom HTML markup', 'understrap' ),
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'before_widget' => '',
'after_widget' => '',
'before_title' => '',
'after_title' => '',
) );
register_sidebar( array(
'name' => __( 'Top Full', 'understrap' ),
'id' => 'statichero',
'description' => __( 'Full top widget with dynamic grid', 'understrap' ),
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'before_widget' => '<div id="%1$s" class="static-hero-widget %2$s '. understrap_slbd_count_widgets( 'statichero' ) .'">',
'after_widget' => '</div><!-- .static-hero-widget -->',
'before_title' => '<h3 class="widget-title">',
'after_title' => '</h3>',
) );
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register_sidebar( array(
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'name' => __( 'Footer Full', 'understrap' ),
'id' => 'footerfull',
'description' => __( 'Full sized footer widget with dynamic grid', 'understrap' ),
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'before_widget' => '<div id="%1$s" class="footer-widget %2$s '. understrap_slbd_count_widgets( 'footerfull' ) .'">',
'after_widget' => '</div><!-- .footer-widget -->',
'before_title' => '<h3 class="widget-title">',
'after_title' => '</h3>',
) );
}
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} // endif function_exists( 'understrap_widgets_init' ).