Snippets repository for WordPress developpers

// header.php
<?php
if (is_home()) {
  echo'<h1>'; bloginfo( 'description' ); echo'</h1>';
} else {
  echo'<h2>'; bloginfo( 'description' ); echo'</h2>';
} ?>

// functions.php
  wp_deregister_script( 'jquery' ); // On annule l'inscription du jQuery de WP
  wp_enqueue_script( // On déclare une version plus moderne
    'jquery', 
    'https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js', 
    false, 
    '3.5.1', 
    true 
  );
}
add_action( 'wp_enqueue_scripts', 'sp_register_assets' );

// functions.php
function sp_share_buttons() {
  $url = urlencode(get_the_permalink());
  $title = urlencode(html_entity_decode(get_the_title(), ENT_COMPAT, 'UTF-8'));
  $media = urlencode(get_the_post_thumbnail_url(get_the_ID(), 'full'));
  include( locate_template('social-medias-share.php', false, false) );
}

// social-medias-share.php
<ul class="share-buttons">
  <li>
    <a class="share-twitter" href="https://twitter.com/intent/tweet?text=<?php echo $title; ?>&url=<?php echo $url; ?>&via=Snippress" target="_blank">
      <svg id="twitter" data-name="twitter" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 58.1 47.2">
        <title>Twitter</title>
        <path d="M54.86,20.19v1.55c0,15.74-12,33.88-33.88,33.88A33.64,33.64,0,0,1,2.74,50.27a24.55,24.55,0,0,0,2.88.15A23.84,23.84,0,0,0,20.4,45.33,11.93,11.93,0,0,1,9.27,37.07a15,15,0,0,0,2.25.18,12.58,12.58,0,0,0,3.13-.41A11.91,11.91,0,0,1,5.1,25.17V25a12,12,0,0,0,5.38,1.51A11.92,11.92,0,0,1,6.8,10.61,33.84,33.84,0,0,0,31.35,23.06a13.44,13.44,0,0,1-.29-2.73,11.92,11.92,0,0,1,20.61-8.15,23.43,23.43,0,0,0,7.56-2.87A11.87,11.87,0,0,1,54,15.88,23.87,23.87,0,0,0,60.84,14,25.59,25.59,0,0,1,54.86,20.19Z" transform="translate(-2.74 -8.42)"/>
      </svg>
      <span>Tweet</span>
    </a>
  </li>
  <li>
    <a class="share-facebook" href="https://www.facebook.com/sharer/sharer.php?u=<?php echo $url; ?>" target="_blank">
      <svg id="facebook" data-name="facebook" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 30.61 59.03">
        <title>Facebook</title>
        <path d="M47.2,12.76H41.63c-4.36,0-5.18,2.09-5.18,5.11v6.71h10.4l-1.38,10.5h-9V62H25.59V35.07h-9V24.57h9V16.84c0-9,5.5-13.87,13.52-13.87a69.4,69.4,0,0,1,8.09.43Z" transform="translate(-16.59 -2.97)"/>
      </svg>
      <span>Share</span>
    </a>
  </li>
  <li>
    <a class="share-pinterest" href="http://pinterest.com/pin/create/button/?url=<?php echo $url; ?>&media=<?php echo $media;   ?>&description=<?php echo $title; ?>" target="_blank">
      <svg id="pinterest" data-name="pinterest" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 61.48 61.48">
        <title>Pinterest</title>
          <path d="M31.78,63a30.1,30.1,0,0,1-8.73-1.28,25.52,25.52,0,0,0,3.12-6.56s.36-1.36,2.16-8.45c1,2,4.16,3.84,7.48,3.84,9.89,0,16.61-9,16.61-21.09,0-9.09-7.72-17.61-19.49-17.61C18.37,11.83,11,22.32,11,31c0,5.28,2,10,6.28,11.77a1.06,1.06,0,0,0,1.52-.8c.16-.52.48-1.88.64-2.44A1.51,1.51,0,0,0,19,37.85a8.93,8.93,0,0,1-2-6C17,24,22.77,17.07,32.1,17.07c8.24,0,12.81,5,12.81,11.81,0,8.85-3.92,16.33-9.77,16.33a4.76,4.76,0,0,1-4.84-5.92C31.22,35.41,33,31.2,33,28.4c0-2.52-1.36-4.64-4.16-4.64-3.28,0-5.92,3.4-5.92,8a12.81,12.81,0,0,0,1,4.88c-3.36,14.25-4,16.73-4,16.73a26.94,26.94,0,0,0-.52,7.08A30.77,30.77,0,1,1,31.78,63Z" transform="translate(-1.04 -1.5)"/>
      </svg>
      <span>Pin</span>
    </a>
  </li>
</ul>

//functions.php
function jba_disable_editor_fullscreen_by_default() {
	$script = "jQuery( window ).load(function() { const isFullscreenMode = wp.data.select( 'core/edit-post' ).isFeatureActive( 'fullscreenMode' ); if ( isFullscreenMode ) { wp.data.dispatch( 'core/edit-post' ).toggleFeature( 'fullscreenMode' ); } });";
	wp_add_inline_script( 'wp-blocks', $script );
}
add_action( 'enqueue_block_editor_assets', 'jba_disable_editor_fullscreen_by_default' );

add_action('acf/init', 'sp_register_blocks');
function sp_register_blocks() {
  // check if function exists.
  if( function_exists('acf_register_block_type') ) {
    // register the block.
    acf_register_block_type(array(
      'name' => 'block-name',
      'title' => __('Block name'),
      'description'  => __('A xxx block build with ACF to display images.'),
      'render_template' => 'partials/blocks/block-name/block.php', 
      'category' => 'common',
      'icon' => 'images-alt2',
      'align' => 'wide',
      'enqueue_assets'    => function(){
        // Enqueue script if needed by the block
        wp_enqueue_script( 'block-name', get_template_directory_uri() . '/partials/blocks/block-name/script.js', array(), '1.0.0', true );
      },
    ));
  }
}

// into pages or template files
<?php 
$args = array(
  'post_type' => 'product', // Name of the CPT
  'order' => 'DESC', 
  'orderby' => 'meta_value', // Order with a meta field value
  'meta_key' => 'note', // Name of the ACF field
  'posts_per_page' => 5 // 
);
$query = new WP_Query( $args );
// ... Start of the loop
?>

// into pages or template files
<?php 
$args = array(
  'post_type' => 'name-of-the-custom_post_type', // Name of the CPT
  'posts_per_page' => 3, // Number of post to display
  'order' => 'DESC', // ASC ou DESC 
  'orderby' => 'date', // title, date, comment_count...
);

$my_query = new WP_Query( $args );
if( $my_query->have_posts() ) : while( $my_query->have_posts() ) : $my_query->the_post();
  the_title();
  the_content();
  // ...
endwhile;
endif;

wp_reset_postdata(); // important!
?>

// into functions.php or a dedicated plugin file
<?php 
function sp_tax() {
  register_taxonomy(
    'product-type',
    'product',
    array(
      'labels' => array(
        'name' => 'Product type',
        'new_item_name' => 'New product name',
        'parent_item' => 'Parent type product',
      ),
      'show_ui' => true,
      'show_in_rest' => true,
      'show_tagcloud' => false,
      'hierarchical' => true
    )
  );
}

add_action( 'init', 'sp_tax', 0 );
?>

// functions.php or a dedicated plugin file
function sp_cpt() {
  // Set UI labels for the Custom Post Type
  $labels = array(
    'name' => 'products',
    'all_items' => 'All products',  // Visible into submenu
    'singular_name' => 'Product',
    'add_new_item' => 'Add a product',
    'edit_item' => 'Modify product',
    'menu_name' => 'Products' // Visible into submenu
    ); 
  // Set other options for Custom Post Type 
  $args = array(
    'labels' => $labels,
    'public' => true,
    'show_in_rest' => true, // Mandatory to be used with Gutenberg editor
    'has_archive' => true,
    'supports' => array( 
      'title', 
      'editor', // Mandatory to be used with Gutenberg editor
      'thumbnail' 
    ),
    'menu_position' => 5, 
    'menu_icon' => 'dashicons-palmtree',
  );
  // Registering the Custom Post Type
  register_post_type( 'products', $args );
}

add_action( 'init', 'sp_cpt', 0 );

// functions.php
function sp_clean_body_classes( $classes ) {
  $allowed_classes = [
    'home',
    'page-homepage','homepage',
    'page-template-landing-page',
    'page-template-home',
    'page-template-default',
    'singular',
    'single',
    'page',
    'archive',
  ];
  return array_intersect( $classes, $allowed_classes );
}
add_filter( 'body_class', 'sp_clean_body_classes', 20 );