Free

Remove junk from WP Head

How to hide WordPress Update notification on admin panel?

add_action('admin_menu','hide_wordpress_update_nag');

function hide_wordpress_update_nag() {
    if (is_admin()) {
        remove_action('admin_notices', 'update_nag', 3);
    }
}

If product is out of stock echo something – WooCommerce product single

//Echo something if product is out of stock
add_action( 'woocommerce_share', 'add_out_of_stock_custom_message', 5 );
function add_out_of_stock_custom_message() {
    global $product;
    if ( ! $product->is_in_stock() ) {
            echo '';
        }

}

Disable Barion if shipping method is free shipping

//Disable Payment Gateway For Specific Shipping Method
 
add_filter( 'woocommerce_available_payment_gateways', 'wpninja_gateway_disable_shipping_326' );
 
function wpninja_gateway_disable_shipping_326( $available_gateways ) {
 
    global $woocommerce;
     
    if ( !is_admin() ) {
         
        $chosen_methods = WC()->session->get( 'chosen_shipping_methods' );
         
        $chosen_shipping = $chosen_methods[0];
         
        if ( isset( $available_gateways['cod'] ) && 0 === strpos( $chosen_shipping, 'free_shipping' ) ) {
            unset( $available_gateways['barion'] );
        }
        
    }
     
return $available_gateways;
     
}

How to loop related posts by tags

<?php

$tags = wp_get_post_tags($post->ID);

if ($tags) {
    
    echo '<h3>Kapcsolódó bejegyzések</h3>';
    
    $first_tag = $tags[0]->term_id;
    
    $args=array(
        'tag__in' => array($first_tag),
        'post__not_in' => array($post->ID),
        'posts_per_page'=>5,
        'caller_get_posts'=>1
    );
    
    $my_query = new WP_Query($args); ?>
    
    <div class="row">
    
    <?php if( $my_query->have_posts() ) { while ($my_query->have_posts()) : $my_query->the_post(); ?>
        
        <div class="col-md-4">
            <div class="card">
                     <div class="item-hover circle effect13 top_to_bottom">
                         <a href="<?php the_permalink(); ?>">
                              <div class="card-body">
                                <h3 class="card-title"><?php the_title(); ?></h3>
                                <p class="readmore"><i class="fas fa-angle-right"></i> <?php include('translate/tovabb.php'); ?></p>
                              </div>
                              <div class="info">
                                    <div class="info-back home-posts">
                                        <h3 class="label"><?php the_title(); ?></h3>
                                        <p class="readmore-postsback"><i class="fas fa-angle-right"></i><?php include('translate/tovabb.php'); ?></p>
                                    </div>
                              </div>
                      </a>
                    </div>
                </div>
            </div>

    <?php
    endwhile;
    }
    ?>
    </div>
    <?php
    wp_reset_query();
}
?>

WordPress Debug Mode

define( 'WP_DEBUG', true );
define( 'WP_DEBUG_LOG', true );
define( 'WP_DEBUG_DISPLAY', false );

Bootstrap Carousel Slider as Background Image – Cover

<div id="slider-wrapper" class="container-fluid">
 
<div id="mySlider" class="carousel slide" data-ride="carousel"> 
   
   <ol class="carousel-indicators">
    <li data-target="#mySlider" data-slide-to="0" class="active"></li>
    <li data-target="#mySlider" data-slide-to="1"></li>
    <li data-target="#mySlider" data-slide-to="2"></li>
    <li data-target="#mySlider" data-slide-to="3"></li>
  </ol>
    
    <div class="carousel-inner" role="listbox">
 
      <!--LOOP ACTIVE ITEMS-->      
    
    <?php wp_reset_postdata();
 
     $the_query = new WP_Query(array(
                'post_type' => 'slider', 
                'posts_per_page' => 1 
                )); 
 
                                
    while ( $the_query->have_posts() ) : $the_query->the_post(); ?>
       <div class="carousel-item active" style="background-image: url('<?php the_field('slide'); ?>');">
       <div class="carousel-caption">
          <div class="carousel-head">
               <h2><?php the_title(); ?></h2>
           </div>
           <p><?php the_field('caption_text'); ?></p>
           <?php echo do_shortcode('[cta]'); ?>
       </div>
         
    </div><!--item-active-->
    <?php endwhile; wp_reset_postdata(); ?>
     
<!--LOOP ITEMS-->    
      <?php  
       $the_query = new WP_Query(array(
                'post_type' => 'slider', 
                'posts_per_page' => 2, 
                'offset' => 1 
                )); 
 
                                
    while ( $the_query->have_posts() ) : $the_query->the_post(); ?>
       <div class="carousel-item" style="background-image: url('<?php the_field('slide'); ?>');">
       <div class="carousel-caption">
          <div class="carousel-head">
               <h2><?php the_title(); ?></h2>
           </div>
           <p><?php the_field('caption_text'); ?></p>
           <?php echo do_shortcode('[cta]'); ?>
       </div>
    </div><!--item-active-->
    <?php endwhile; wp_reset_postdata(); ?>
          
       </div>  
  
   <div class="carousel-control-wrapper hidden">
   <a class="carousel-control-prev" data-target="#mySlider" role="button" data-slide="prev">
        <span class="carousel-control-prev-icon" aria-hidden="true"></span>
        <span class="sr-only">Previous</span>
      </a>
      <a class="carousel-control-next" data-target="#mySlider" role="button" data-slide="next">
        <span class="carousel-control-next-icon" aria-hidden="true"></span>
        <span class="sr-only">Next</span>
      </a>
    </div>
</div>  
</div>

Search only in specific Custom Post Types

//Search only in specific Custom Post Types
function searchfilter($query) {
 
    if ($query->is_search && !is_admin() ) {
        $query->set('post_type',array('post','page'));
    }
 
return $query;
}
 
add_filter('pre_get_posts','searchfilter');

How to create 4 col Bootstrap Carousel from Custom Post Type in Genesis


<!-- Carousel -->
<div id="promo-carousel" class="carousel job-carousel-wrapper slide" data-ride="carousel" data-interval="3000">

  <!-- Wrapper for slides -->
  <div class="carousel-inner" role="listbox">

    <?php
    // Item size (set here the number of posts for each group)
    $i = 4; 

    // Set the arguments for the query
    global $post; 
    $args = array( 
      'numberposts'   => 16, // -1 is for all
      'post_type'     => 'munkak', // or 'post', 'page'
      'orderby'       => 'title', // or 'date', 'rand'
      'order' 	      => 'ASC', // or 'DESC'
    );

    // Get the posts
    $myposts = get_posts($args);

    // If there are posts
    if($myposts):

      // Groups the posts in groups of $i
      $chunks = array_chunk($myposts, $i);
      $html = "";

      /*
       * Item
       * For each group (chunk) it generates an item
       */
      foreach($chunks as $chunk):
        // Sets as 'active' the first item
        ($chunk === reset($chunks)) ? $active = "active" : $active = "";
        $html .= '<div class="carousel-item '.$active.'"><div class="container"><div class="row">';

        /*
         * Posts inside the current Item
         * For each item it generates the posts HTML
         */
        foreach($chunk as $post):
      
          include('variables.php'); 
      
          $html .= '<div class="col-xs-12 col-sm-6 col-md-3 col-lg-3">';
          $html .= '<a class="cat-link" href="'.get_the_permalink().'">';
          $html .= get_the_post_thumbnail();
          $html .= '<h4>'.get_the_title($post->ID).'</h4>';
          $html .= '<ul>';  
          $html .= '<li>'.$orszag.'</li>';
          $html .= '<li>'.get_field("munkaber").'</li>';
          $html .= '</ul>';  
          $html .= '</a>';  
          $html .= '</div>';
        endforeach;

        $html .= '</div></div></div>';	

      endforeach;

      // Prints the HTML
      echo $html;

    endif;
    ?>

  </div> <!-- carousel inner -->


  <!-- Controls -->
  <div class="job-carousel carousel-control-wrapper">
   <a class="carousel-control-prev" data-target="#promo-carousel" role="button" data-slide="prev">
        <i class="fas fa-chevron-left"></i>
        <span class="sr-only">Previous</span>
      </a>
      <a class="carousel-control-next" data-target="#promo-carousel" role="button" data-slide="next">
        <i class="fas fa-chevron-right"></i>
        <span class="sr-only">Next</span>
      </a>
    </div>


</div> <!-- /carousel -->

Add Images to CPT Taxonomy

I use for add images to categories this plugin: Categories Images

<div class="grid row kategoria">
    <?php foreach (get_terms('kategoria') as $cat) : ?>
        <div class="col-xs-12 col-sm-6 col-md-3">
            <a class="cat-link" href="<?php echo get_term_link($cat->slug, 'kategoria'); ?>">
               <figure class="effect-ming">
                    <img src="<?php echo z_taxonomy_image_url($cat->term_id); ?>" />
                    <figcaption>
                        <h2 class="kategoria"><?php echo $cat->name; ?></h2>
                        <p class="hover hide"><?php echo $cat->name; ?></p>
                    </figcaption>	
                </figure>
             </a>
        </div>
    <?php endforeach; ?>
</div>

Custom Post Type Taxonomy Archive Page in Genesis

Create a file with name taxonomy-yourtaxonomy.php

<?php

//Include taxonomy template file
add_action('genesis_entry_header', 'add_custom_category');
function add_custom_category(){
    include('loop/taxonomy-archive.php');
}

//Add wrapper open 
add_action('genesis_before_while', 'add_grid_wrapper_open');
function add_grid_wrapper_open(){
    echo '<div class="grid row">
            
        ';
}

//Add wrapper close 
add_action('genesis_after_endwhile', 'add_grid_wrapper_close');
function add_grid_wrapper_close(){
    echo '
        </div>';
}
genesis();

Create another file in loop folder with name taxonomy-archive.php

<div class="card melo">
    <a href="<?php the_permalink(); ?>">
        <?php the_post_thumbnail( 'full', array('class' => 'card-img-top') ); ?>
    </a>
        <div class="card-body">
            <h4 class="card-title"><?php the_title(); ?></h4>
            <div class="card-text">
               
            </div>
        </div>
</div>

How to add Featured Image to Custom Post Type Sidebar in Genesis

//ADD FEATURED IMAGE TO CUSTOM POST TYPE SIDEBAR IN GENESIS
function your_custom_function(){
    if (is_singular( 'your_cpt' )) {
            the_post_thumbnail( 'medium', array('class' => '') );
        }
    }
add_action('genesis_before_sidebar_widget_area', 'your_custom_function');

ACF – Echo something when the field is empty

<?php function cover_subtitle() { 
    if( get_field('slug') ){ the_field('slug'); }
            else{ echo 'Hello!'; }
        }
?>

Hide something if user logged out / Show only for logged in users

Put these snippet in functions.php

//HIDE IF LOGGED OUT
function hide_if_logged_out(){
    if ( is_user_logged_in() ) {
           echo '';
        } else {
           echo 'hidden';
        }
    }

Call the function as class

<div class="container <?php echo hide_if_logged_out(); ?>">

How to get post title slug

<?php 
    global $post;
    $post_slug=$post->post_name;
?>

How to add Social Icons to Genesis Menu

//ADD SOCIAL ICON TO GENESIS MENU
function wdm_add_menu_items( $menu, $args ) {
    // check if it is the 'primary' navigation menu
    if ( 'primary' === $args->theme_location )
    {
      // add the search form
      ob_start();
      get_search_form();
      $search = ob_get_clean();
      $menu  .= '<li id="menu-item-125" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-125">
                    <a href="#" target="_blank">
                        <i class="fb-icon fab fa-facebook-f"></i>
                    </a>
                </li>';
    }
    return $menu;
}
add_filter( 'wp_nav_menu_items', 'wdm_add_menu_items', 10, 2 );

How to set Excerpt Length

Add this snippet to functions.php

How to force full width content in Genesis Custom Post Type Single Page

// Add support for Genesis layouts to listings post type
add_post_type_support( 'your_post_type', 'genesis-layouts' );

// Force layout on custom post type
add_filter('genesis_site_layout', 'your_post_type_layout');
function your_post_type_layout($opt) {
    if ( 'your_post_type' == get_post_type() )
    $opt = 'full-width-content';
    return $opt;
}

Add support for Genesis Layouts to Custom Post Type

// Add support for Genesis layouts to custom post type
add_post_type_support( 'munkak', 'genesis-layouts' );

How to add row after every 4 col in WordPress loop

<?php
$args = array(
           'post_type'      => 'posttype',
           'posts_per_page' => 20,
            'tax_query' => array(
               array(
                   'taxonomy' => 'taxonomy',
                   'field'    => 'slug',
                   'terms'    => 'terms',
               ),
           ),
       );                  
 
$query = new WP_Query( $args );  

$counter = 0;
$post_count = $the_query->post_count;
 ?>
 
     <?php if ($query->have_posts()) : while ($query->have_posts()) : $query->the_post(); ?>

        <?php 
             if ($counter == 0) {
              echo '<div class="row">';
            }
        ?>
                
                <!------------------------------------->
            
        <?php 
            $counter++; 
            if ( $counter % 4 == 0 || $post_count == $counter ) {
              echo '</div> <div class="row">';
            }
?>

       <?php endwhile; endif; ?>
   
<?php wp_reset_postdata(); ?>