<?php

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/* Add classes to body tag */

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add_filter( 'body_class', 'herald_body_class' );

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if ( !function_exists( 'herald_body_class' ) ):

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function herald_body_class( $classes ) {

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if ( herald_get_option( 'content_layout' ) == 'boxed' ) {

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$classes[] = 'herald-boxed';

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}

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$classes[] = 'herald-v_' . str_replace('.', '_', HERALD_THEME_VERSION);

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if ( is_child_theme() ) {

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$classes[] = 'herald-child';

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}

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return $classes;

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}

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endif;

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/* Add media grabber features */

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add_action( 'init', 'herald_add_media_grabber' );

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if ( !function_exists( 'herald_add_media_grabber' ) ):

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function herald_add_media_grabber() {

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if ( !class_exists( 'Hybrid_Media_Grabber' ) ) {

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include_once get_parent_theme_file_path( '/inc/media-grabber/class-hybrid-media-grabber.php' );

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}

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}

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endif;

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/* Add class to gallery images to run our pop-up and change sizes */

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add_filter( 'shortcode_atts_gallery', 'herald_gallery_atts', 10, 3 );

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if ( !function_exists( 'herald_gallery_atts' ) ):

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function herald_gallery_atts( $output, $pairs, $atts ) {

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if ( herald_get_option( 'popup_img' ) ) {

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$atts['link'] = 'file';

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$output['link'] = 'file';

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add_filter( 'wp_get_attachment_link', 'herald_add_class_attachment_link', 10, 1 );

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}

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if ( !isset( $output['columns'] ) ) {

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$output['columns'] = 1;

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}

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if ( herald_get_option( 'auto_gallery_img_sizes' ) ) {

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switch ( $output['columns'] ) {

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case '1' : $output['size'] = 'herald-lay-a-full'; break;

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case '2' : $output['size'] = 'herald-lay-a'; break;

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case '3' : $output['size'] = 'herald-lay-c1'; break;

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case '4' : $output['size'] = 'herald-lay-f1-full'; break;

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case '5' :

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case '6' : $output['size'] = 'herald-lay-f1'; break;

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case '7' :

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case '8' :

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case '9' : $output['size'] = 'herald-lay-i1'; break;

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default: $output['size'] = 'herald-lay-a-full'; break;

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}

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//Check if has a matched image size

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global $herald_image_matches;

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if ( !empty( $herald_image_matches ) && array_key_exists( $output['size'], $herald_image_matches ) ) {

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$output['size'] = $herald_image_matches[$output['size']];

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}

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}

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return $output;

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}

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endif;

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if ( !function_exists( 'herald_add_class_attachment_link' ) ):

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function herald_add_class_attachment_link( $link ) {

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$link = str_replace( '<a', '<a class="herald-popup"', $link );

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return $link;

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}

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endif;

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/**

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* Filter Function to set replace gallery block with gallery shortocede

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*

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* @since 2.2

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* @return $content

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*/

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add_filter( 'the_content', 'herald_fallback_gallery_filter', 3 );

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if ( !function_exists( 'herald_fallback_gallery_filter' ) ) :

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function herald_fallback_gallery_filter( $content ) {

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if ( !herald_get_option( 'auto_gallery_img_sizes' ) ) {

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return $content;

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}

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if(!function_exists('parse_blocks') ){

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return $content;

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}

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if ( empty( $content ) ) {

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$post = get_post();

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$content = $post->post_content;

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}

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$blocks = parse_blocks( $content );

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if ( empty( $blocks ) ) {

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return $content;

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}

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$found = false;

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foreach ( $blocks as $block ) {

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if ( $block['blockName'] == 'core/gallery' && isset( $block['attrs']['columns'] ) && $block['attrs']['columns'] < 2 ) {

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$gallery_ids = [];

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if ( isset( $block['attrs']['ids'] ) && !empty( $block['attrs']['ids'] ) ) {

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$gallery_ids = $block['attrs']['ids'];

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} else {

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preg_match_all( '/data-id="(.*?)"/i', $content, $id_matches );

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if ( empty( $id_matches[1] ) ) {

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continue;

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}

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foreach ( $id_matches[1] as $match ) {

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$gallery_ids[] = $match;

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}

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}

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$pattern = '/<ul class="wp-block-gallery(.*?)<\/ul>/i';

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$shortcode = '[gallery ids="' . implode( ',', $gallery_ids ) . '" columns="1"]';

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$content = preg_replace( $pattern, $shortcode, $content, 1 );

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$found = true;

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}

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}

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return $content;

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}

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endif;

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/* Unregister Entry Views widget */

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add_action( 'widgets_init', 'herald_unregister_widgets', 99 );

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if ( !function_exists( 'herald_unregister_widgets' ) ):

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function herald_unregister_widgets() {

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$widgets = array( 'EV_Widget_Entry_Views' );

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//Allow child themes or plugins to add/remove widgets they want to unregister

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$widgets = apply_filters( 'herald_modify_unregister_widgets', $widgets );

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if ( !empty( $widgets ) ) {

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foreach ( $widgets as $widget ) {

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unregister_widget( $widget );

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}

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}

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}

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endif;

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/* Remove entry views support for other post types, we need post support only */

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add_action( 'init', 'herald_remove_entry_views_support', 99 );

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if ( !function_exists( 'herald_remove_entry_views_support' ) ):

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function herald_remove_entry_views_support() {

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$types = array( 'page', 'attachment', 'literature', 'portfolio_item', 'recipe', 'restaurant_item' );

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//Allow child themes or plugins to modify entry views support

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$widgets = apply_filters( 'herald_modify_entry_views_support', $types );

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if ( !empty( $types ) ) {

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foreach ( $types as $type ) {

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remove_post_type_support( $type, 'entry-views' );

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}

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}

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}

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endif;

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/* Prevent redirect issue that may brake home page pagination caused by some plugins */

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add_filter( 'redirect_canonical', 'herald_disable_redirect_canonical' );

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function herald_disable_redirect_canonical( $redirect_url ) {

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if ( is_page_template( 'template-modules.php' ) && is_paged() ) {

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$redirect_url = false;

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}

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return $redirect_url;

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}

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/* Add span elements to post count number in category widget */

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add_filter( 'wp_list_categories', 'herald_add_span_cat_count', 10, 2 );

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if ( !function_exists( 'herald_add_span_cat_count' ) ):

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function herald_add_span_cat_count( $links, $args ) {

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if ( isset( $args['taxonomy'] ) && $args['taxonomy'] != 'category' ) {

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return $links;

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}

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$links = preg_replace( '/(<a[^>]*>)/', '$1<span class="category-text">', $links );

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$links = str_replace( '</a>', '</span></a>', $links );

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$links = str_replace( '</a> (', '<span class="count">', $links );

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$links = str_replace( ')', '</span></a>', $links );

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return $links;

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}

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endif;

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/* Pre get posts */

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add_action( 'pre_get_posts', 'herald_pre_get_posts' );

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if ( !function_exists( 'herald_pre_get_posts' ) ):

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function herald_pre_get_posts( $query ) {

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if ( !is_admin() && $query->is_main_query() && $query->is_archive() && !$query->is_feed()) {

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$template = herald_detect_template();

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/* Check whether to change number of posts per page for specific archive template */

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$ppp = herald_get_option( $template.'_ppp' );

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if ( $template == 'category' ) {

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$obj = get_queried_object();

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if(!empty($obj)){

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$cat_meta = herald_get_category_meta( $obj->term_id );

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if ( $cat_meta['layout'] == 'inherit' || $cat_meta['ppp'] == 'inherit' ) {

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if ( $ppp == 'custom' ) {

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$ppp_num = absint( herald_get_option( $template.'_ppp_num' ) );

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$query->set( 'posts_per_page', $ppp_num );

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}

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} else {

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if ( $cat_meta['ppp'] == 'custom' ) {

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$query->set( 'posts_per_page', $cat_meta['ppp_num'] );

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}

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}

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}

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} else {

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if ( $ppp == 'custom' ) {

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$ppp_num = absint( herald_get_option( $template.'_ppp_num' ) );

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$query->set( 'posts_per_page', $ppp_num );

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}

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}

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/* Check for featured area on category page and exclude those posts from main post listing */

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if ( $template == 'category' ) {

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$fa = herald_get_featured_area();

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if ( !empty( $fa ) && herald_get_option( 'category_fa_unique' ) ) {

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if ( isset( $fa['query'] ) && !is_wp_error( $fa['query'] ) && !empty( $fa['query'] ) ) {

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$exclude_ids = array();

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foreach ( $fa['query']->posts as $p ) {

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$exclude_ids[] = $p->ID;

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}

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$query->set( 'post__not_in', $exclude_ids );

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}

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}

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}

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}

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}

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endif;

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/**

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* Modify WooCommerce Wrappers

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*

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* Modify WooCommerce Wrappers according to Herald Structure

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*

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* @return HTML output

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* @since 1.2

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*/

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remove_action( 'woocommerce_before_main_content', 'woocommerce_output_content_wrapper', 10 );

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remove_action( 'woocommerce_after_main_content', 'woocommerce_output_content_wrapper_end', 10 );

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add_action( 'woocommerce_before_main_content', 'herald_woocommerce_wrapper_start', 10 );

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add_action( 'woocommerce_after_main_content', 'herald_woocommerce_wrapper_end', 10 );

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if ( !function_exists( 'herald_woocommerce_wrapper_start' ) ):

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function herald_woocommerce_wrapper_start() {

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global $herald_sidebar_opts;

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$col_class = $herald_sidebar_opts['use_sidebar'] == 'none' ? 12 : 9;

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$left_sid_mod_class = $herald_sidebar_opts['use_sidebar'] == 'left' ? 'herald-woo-mod-right' : '';

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echo '<div class="herald-section container"><div class="row"><div class="herald-module herald-main-content '.$left_sid_mod_class.' col-lg-'.esc_attr( $col_class ).' col-md-'.esc_attr( $col_class ).'">';

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}

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endif;

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if ( !function_exists( 'herald_woocommerce_wrapper_end' ) ):

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function herald_woocommerce_wrapper_end() {

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echo '</div>';

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}

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endif;

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add_action( 'herald_before_end_content', 'herald_woocommerce_close_wrap' );

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if ( !function_exists( 'herald_woocommerce_close_wrap' ) ):

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function herald_woocommerce_close_wrap() {

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if ( herald_is_woocommerce_active() && herald_is_woocommerce_page() ) {

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echo '</div></div>';

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}

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}

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endif;

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/**

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* Woocommerce Cart Elements

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*

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* @return bool

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* @since 1.9

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*/

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if ( !function_exists( 'herald_woocommerce_cart_elements' ) ):

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function herald_woocommerce_cart_elements() {

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if( !herald_is_woocommerce_active() ){ return; }

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$elements = array();

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$elements['cart_url'] = wc_get_cart_url();

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$elements['products_count'] = WC()->cart->get_cart_contents_count();

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return $elements;

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}

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endif;

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/**

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* Woocommerce Ajaxify Cart

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*

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* @return bool

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* @since 1.9

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*/

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if ( !function_exists( 'herald_woocommerce_ajax_fragments' ) ):

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if ( herald_is_woocommerce_active() && version_compare( WC_VERSION, '3.2.6', '<') ) {

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add_filter( 'add_to_cart_fragments', 'herald_woocommerce_ajax_fragments' );

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} else {

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add_filter( 'woocommerce_add_to_cart_fragments', 'herald_woocommerce_ajax_fragments' );

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}

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function herald_woocommerce_ajax_fragments( $fragments ) {

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ob_start();

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$elements = herald_woocommerce_cart_elements();

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if (!empty($elements)) :

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?>

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<a class="herald-custom-cart fa fa-shopping-cart" href="<?php echo esc_url( $elements['cart_url'] ); ?>">

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<?php if( $elements['products_count'] > 0 ) : ?>

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<span class="herald-cart-count"><?php echo absint( $elements['products_count'] ); ?></span>

[379] Fix | Delete

<?php endif; ?>

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</a>

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<?php

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endif;

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$fragments['a.herald-custom-cart'] = ob_get_clean();

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return $fragments;

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}

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endif;

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[390] Fix | Delete

/**

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* Support for WMPU Dev - Custom Sidebars Plugin

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*

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* If sidebar params are not entered in a plugin settings, it will inherit before and after params from our theme

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*

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* @return array of sidebar params

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* @since 1.5

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*/

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add_filter( 'cs_sidebar_params', 'herald_cs_sidebar_params' );

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if ( !function_exists( 'herald_cs_sidebar_params' ) ):

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function herald_cs_sidebar_params( $sidebar ) {

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[404] Fix | Delete

if ( empty( $sidebar['before_widget'] ) && empty( $sidebar['after_widget'] ) ) {

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$sidebar['before_widget'] = '<div id="%1$s" class="widget %2$s">';

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$sidebar['after_widget'] = '</div>';

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}

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if ( empty( $sidebar['before_title'] ) && empty( $sidebar['after_title'] ) ) {

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$sidebar['before_title'] = '<h4 class="widget-title h6"><span>';

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$sidebar['after_title'] = '</span></h4>';

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}

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return $sidebar;

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}

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endif;

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[418] Fix | Delete

/**

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* Filter Function to add class to linked media image for popup

[420] Fix | Delete

*

[421] Fix | Delete

* @return $content

[422] Fix | Delete

*/

[423] Fix | Delete

[424] Fix | Delete

add_filter( 'the_content', 'herald_popup_media_in_content', 100, 1 );

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add_filter('bbp_get_topic_content','herald_popup_media_in_content');

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add_filter('bbp_get_reply_content','herald_popup_media_in_content');

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if ( !function_exists( 'herald_popup_media_in_content' ) ):

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function herald_popup_media_in_content( $content ) {

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[432] Fix | Delete

if ( herald_get_option( 'on_single_img_popup' ) ) {

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$pattern = "/<a(.*?)href=('|\")(.*?).(bmp|gif|jpeg|jpg|png)('|\")>/i";

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$replacement = '<a$1class="herald-popup-img" href=$2$3.$4$5>';

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$content = preg_replace( $pattern, $replacement, $content );

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return $content;

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}

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[440] Fix | Delete

return $content;

[441] Fix | Delete

}

[442] Fix | Delete

endif;

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[444] Fix | Delete

/**

[445] Fix | Delete

* Add comment form default fields args filter

[446] Fix | Delete

* to replace comment fields labels

[447] Fix | Delete

*/

[448] Fix | Delete

[449] Fix | Delete

add_filter('comment_form_default_fields', 'herald_comment_fields_labels');

[450] Fix | Delete

[451] Fix | Delete

if(!function_exists('herald_comment_fields_labels')):

[452] Fix | Delete

function herald_comment_fields_labels($fields){

[453] Fix | Delete

[454] Fix | Delete

$replace = array(

[455] Fix | Delete

'author' => array(

[456] Fix | Delete

'old' => esc_html__( 'Name', 'herald' ),

[457] Fix | Delete

'new' =>__herald( 'comment_name' )

[458] Fix | Delete

),

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'email' => array(

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'old' => esc_html__( 'Email', 'herald' ),

[461] Fix | Delete

'new' =>__herald( 'comment_email' )

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),

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'url' => array(

[464] Fix | Delete

'old' => esc_html__( 'Website', 'herald' ),

[465] Fix | Delete

'new' =>__herald( 'comment_website' )

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),

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[468] Fix | Delete

'cookies' => array(

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'old' => esc_html__( 'Save my name, email, and website in this browser for the next time I comment.', 'herald' ),

[470] Fix | Delete

'new' =>__herald( 'comment_cookie_gdpr' )

[471] Fix | Delete

)

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);

[473] Fix | Delete

[474] Fix | Delete

foreach($fields as $key => $field){

[475] Fix | Delete

[476] Fix | Delete

if(array_key_exists($key, $replace)){

[477] Fix | Delete

$fields[$key] = str_replace($replace[$key]['old'], $replace[$key]['new'], $fields[$key]);

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}

[479] Fix | Delete

[480] Fix | Delete

}

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[482] Fix | Delete

return $fields;

[483] Fix | Delete

[484] Fix | Delete

}

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[486] Fix | Delete

endif;

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[488] Fix | Delete

[489] Fix | Delete

/**

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* Filter for social share options on frontend in the_content filter

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*

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* @param array $options - Array of options

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* @return array

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* @since 2.1.4

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*/

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add_filter( 'meks_ess_modify_options', 'herald_social_share_modify_options' );

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[498] Fix | Delete

if ( !function_exists( 'herald_social_share_modify_options' ) ):

[499] Fix | Delete