104 lines
2.5 KiB
PHP
104 lines
2.5 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 p2020
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*/
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namespace P2020;
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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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function body_classes( array $classes ): array {
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// Used for fallback styling when JS is disabled or slow to load (Removed when JS kicks in)
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$classes[] = 'no-js';
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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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$classes[] = 'group-blog';
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}
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if ( has_nav_menu( 'primary' ) ) {
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$classes[] = 'custom-menu';
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}
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if ( is_a8c_p2() ) {
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$classes[] = 'a8c-p2';
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}
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return $classes;
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}
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add_filter( 'body_class', 'P2020\body_classes' );
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/**
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* Filter in a link to a content ID attribute for the next/previous image links on image attachment pages
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*/
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function enhanced_image_navigation( $url, $id ) {
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if ( ! is_attachment() && ! wp_attachment_is_image( $id ) ) {
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return $url;
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}
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$image = get_post( $id );
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if ( ! empty( $image->post_parent ) && (int) $image->post_parent !== (int) $id ) {
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$url .= '#main';
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}
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return $url;
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}
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add_filter( 'attachment_link', 'P2020\enhanced_image_navigation', 10, 2 );
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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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function wp_title( string $title, string $sep ): string {
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global $page, $paged;
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if ( is_feed() ) {
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return $title;
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}
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// Add the blog name
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$title .= get_bloginfo( 'name' );
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// Add a page number if necessary:
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if ( $paged >= 2 || $page >= 2 ) {
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/* translators: %s is replaced with the page number */
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$title .= " $sep " . sprintf( __( 'Page %s', 'p2020' ), max( $paged, $page ) );
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}
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return $title;
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}
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add_filter( 'wp_title', 'P2020\wp_title', 10, 2 );
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/**
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* Function for wrapping output that have HTML and should not be escaped, for purposes
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* of whitelisting. As suggested in
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* https://github.com/WordPress/WordPress-Coding-Standards/wiki/Whitelisting-code-which-flags-errors#when-to-use
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*
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* @param $str The string
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*
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* @return string
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*/
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function html_output( string $str ): string {
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return $str;
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}
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/**
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* Auto subscribe author to their post/comments (check the hidden o2 checkbox)
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*/
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add_filter( 'subscribe_author_to_comments_override', '__return_true' );
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add_filter( 'subscribe_to_comments_override', '__return_true' );
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/**
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* Hide intralink for P2 Pages
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*/
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function p2_show_intralinks() {
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if ( is_page() ) {
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return false;
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}
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return true;
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}
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add_filter( 'a8c_show_intralinks', 'P2020\p2_show_intralinks' );
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