Funciones wordpress

Woocommerce: Aplicando impuestos / IVA solo en la página de producto de WooCommerce

function edit_price_display($price, $instance) {
    global $product;

    if(is_singular('product')) {
        $price = $product->price;
        $price_incl_tax = $price + round($price * ( 21 / 100 ), 2);
        $price_incl_tax = number_format($price_incl_tax, 2, ",", ".");
        $price = number_format($price, 2, ",", ".");
        $display_price = '<span class="price">';
        $display_price .= '<span class="amount">€ ' . $price_incl_tax .'<small class="woocommerce-price-suffix"> incl BTW</small></span>';
        $display_price .= '<br>';
        $display_price .= '<span class="amount">€ ' . $price .'<small class="woocommerce-price-suffix"> excl BTW</small></span>';
        $display_price .= '</span>';
        echo $display_price;
    } else {
        echo $price;	
    }
}
add_filter('woocommerce_get_price_html', 'edit_price_display', 10, 2);

Visto en tomjesch

WordPress: Bloquear wp-admin a no administradores

/**
 * Hide admin bar for non-admins
 */
function js_hide_admin_bar( $show ) {
	if ( ! current_user_can( 'administrator' ) ) {
		return false;
	}

	return $show;
}
add_filter( 'show_admin_bar', 'js_hide_admin_bar' );

/**
 * Block wp-admin access for non-admins
 */
function ace_block_wp_admin() {
	if ( is_admin() && ! current_user_can( 'administrator' ) && ! ( defined( 'DOING_AJAX' ) && DOING_AJAX ) ) {
		wp_safe_redirect( home_url() );
		exit;
	}
}
add_action( 'admin_init', 'ace_block_wp_admin' );

Primera letra de cada custom post type

[wpv-layout-start]
    [wpv-items-found]
    <a href="[current_url]">All</a>
    <!-- wpv-loop-start -->
        <wpv-loop>
            <a href="?wpvalphabet=[wpv-taxonomy-title]">[wpv-taxonomy-title]</a>
        </wpv-loop>
    <!-- wpv-loop-end -->
    [/wpv-items-found]
    [wpv-no-items-found]
        <strong>[wpml-string context="wpv-views"]No items found[/wpml-string]</strong>
    [/wpv-no-items-found]
[wpv-layout-end]
add_shortcode( 'current_url', function(){
    
    $request = $_SERVER['HTTP_HOST'].strtok($_SERVER["REQUEST_URI"],'?');
    $protocol = 'http://';
    
    if ( isset($_SERVER['HTTPS']) ) {
        $protocol = 'https://';
    }
    
    return $protocol . $request;
} );
wpv-layout-start]
[wpv-view name="alphabet-terms"]
[wpv-items-found]
<!-- wpv-loop-start -->
        <wpv-loop>
            <h3>[wpv-post-link]</h3>
        </wpv-loop>
    <!-- wpv-loop-end -->
    [/wpv-items-found]
    [wpv-no-items-found]
        <strong>[wpml-string context="wpv-views"]No items found[/wpml-string]</strong>
    [/wpv-no-items-found]
[wpv-layout-end]
add_filter('wpv_filter_query', 'func_filter_by_title', 10, 2);
function func_filter_by_title($query, $setting) {
  
global $wpdb;
      
if($setting['view_id'] == 9999) {
          
        if(isset($_GET['wpvalphabet']) and $_GET['wpvalphabet']!='' ){
              
              
            $first_char = $_GET['wpvalphabet'];
            $postids = $wpdb->get_col($wpdb->prepare("SELECT      ID
                                                        FROM        $wpdb->posts
                                                        WHERE       SUBSTR($wpdb->posts.post_title,1,1) = %s
                                                        AND post_type = '".$query['post_type'][0]."'
                                                        AND post_status = 'publish'
                                                        ORDER BY    $wpdb->posts.post_title",$first_char)); 
                                                          
                  $query['post__in'] = $postids;
                  }
  }
return 

https://toolset.com/forums/topic/show-hidden-links/#post-1612419

Función para obtener y utilizar la url del tema en un shortcode

Shortcode para ahorrarnos poner ruta absoluta a la hora d eir a buscar recursos al directorio del tema. La imagen se encontrará dentro del tema utilizado:a función la insertamos dentro de functions.php

function theme_url_shortcode( $attrs = array (), $content = '' ) {
    $theme = ( is_child_theme() ? get_stylesheet_directory_uri() : get_template_directory_uri() );
    return $theme;  
}
add_shortcode('theme', 'theme_url_shortcode' );

Ejemplo de uso

<img src="[theme]/images/image-name.jpg" width="250" height="250" alt="This is an image" />

Visto en TheWebTaylor

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