114 lines
2.9 KiB
PHP
114 lines
2.9 KiB
PHP
<?php
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/**
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* Custom functions that act independently of the theme templates.
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*
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* Eventually, some of the functionality here could be replaced by core features.
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*
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* @package understrap
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*/
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if ( ! function_exists( 'understrap_body_classes' ) ) {
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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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* @param array $classes Classes for the body element.
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*
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* @return array
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*/
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function understrap_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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// Adds a class of hfeed to non-singular pages.
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if ( ! is_singular() ) {
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$classes[] = 'hfeed';
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}
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return $classes;
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}
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}
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add_filter( 'body_class', 'understrap_body_classes' );
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// Removes tag class from the body_class array to avoid Bootstrap markup styling issues.
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add_filter( 'body_class', 'adjust_body_class' );
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if ( ! function_exists( 'adjust_body_class' ) ) {
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/**
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* Setup body classes.
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*
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* @param string $classes CSS classes.
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*
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* @return mixed
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*/
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function adjust_body_class( $classes ) {
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foreach ( $classes as $key => $value ) {
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if ( 'tag' == $value ) {
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unset( $classes[ $key ] );
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}
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}
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return $classes;
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}
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}
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// Filter custom logo with correct classes.
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add_filter( 'get_custom_logo', 'change_logo_class' );
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if ( ! function_exists( 'change_logo_class' ) ) {
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/**
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* Replaces logo CSS class.
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*
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* @param string $html Markup.
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*
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* @return mixed
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*/
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function change_logo_class( $html ) {
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$html = str_replace( 'class="custom-logo"', 'class="img-fluid"', $html );
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$html = str_replace( 'class="custom-logo-link"', 'class="navbar-brand custom-logo-link"', $html );
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$html = str_replace( 'alt=""', 'title="Home" alt="logo"' , $html );
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return $html;
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}
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}
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/**
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* Display navigation to next/previous post when applicable.
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*/
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if ( ! function_exists( 'understrap_post_nav' ) ) :
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function understrap_post_nav() {
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// Don't print empty markup if there's nowhere to navigate.
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$previous = ( is_attachment() ) ? get_post( get_post()->post_parent ) : get_adjacent_post( false, '', true );
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$next = get_adjacent_post( false, '', false );
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if ( ! $next && ! $previous ) {
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return;
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}
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?>
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<div class="row">
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<div class="col-md-12">
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<nav class="navigation post-navigation">
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<h2 class="sr-only"><?php _e( 'Post navigation', 'understrap' ); ?></h2>
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<div class="nav-links">
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<?php
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if ( get_previous_post_link() ) {
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previous_post_link( '<span class="nav-previous float-xs-left">%link</span>', _x( '<i class="fa fa-angle-left"></i> %title', 'Previous post link', 'understrap' ) );
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}
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if ( get_next_post_link() ) {
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next_post_link( '<span class="nav-next float-xs-right">%link</span>', _x( '%title <i class="fa fa-angle-right"></i>', 'Next post link', 'understrap' ) );
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}
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?>
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</div><!-- .nav-links -->
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</nav><!-- .navigation -->
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</div>
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</div>
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<?php
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}
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endif;
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