Useful functions for wordpress / Funciones Útiles Wordpress #php #wordpress

WORDPRESS_functions_utils.php

<?php

/**
 * Funciones Útiles Wordpress / Useful functions for wordpress
 */
 
 //Pintar MENU 
 //https://developer.wordpress.org/reference/functions/wp_nav_menu/
 //---------------------------------------------------------------
 wp_nav_menu(array(
  'menu' => 'wp_menu_top',
  'container' => ''
 ));
 //---------------------------------------------------------------
 
 //LISTAR todas las TAXONOMIAS / List All Taxonomies *
 //http://codex.wordpress.org/Function_Reference/get_terms
 //-------------------------------------------------------
 $terms = get_terms('name_taxonomy');
 //-------------------------------------------------------
 
 
 //Listar POST de una TAXONOMIA/ Get post by taxonomy *
 //Taxonomia: marca
 //http://codex.wordpress.org/Class_Reference/WP_Query
 //-------------------------------------------------------
 $args_products = array(
  'post_type' => 'post_name',
  'tax_query' => array(
    array(
      'taxonomy' => 'marca',
      'field' => 'term_id',
      'terms' => 3
    )
  ),
  'posts_per_page' => 5
 );

 $loop_products = new WP_Query($args_products);
 //-------------------------------------------------------
 
 
 //Obtener valores de las cajas personalizadas "CUSTOM FIELD" de una TAXONOMIA / Get values ​​of custom boxes "Custom Field" of a taxonomy *
 //http://www.advancedcustomfields.com/resources/how-to-get-values-from-a-taxonomy-term/
 //-------------------------------------------------------
 $variable = get_field('field_name', $term);
 $variable = get_field('field_name', 'product-cat_23');
 //-------------------------------------------------------
 
 
 //Pintar una IMAGEN DESTACAD / Print Image *
 //http://codex.wordpress.org/Function_Reference/the_post_thumbnail
 //-------------------------------------------------------
 $default_attr = array(
  'alt' => get_the_title(),
  'title' => get_the_title(),
  'class' => 'product-img',
  'style' => 'width: 131px;'
  );
 the_post_thumbnail('thumbnail-image', $default_attr);
 //Print: <img src="../img.png" class="product-img" style="width: 131px;" alt="Alt" title="Title"/>
 //-------------------------------------------------------
 
 
 //Obtener SRC de una IMAGEN DESTACADA de un POST
 //http://codex.wordpress.org/Function_Reference/wp_get_attachment_image_src
 //-------------------------------------------------------
 $image = wp_get_attachment_image_src( get_post_thumbnail_id($post->ID) , 'my_thumbail');
 //Return:
 //[0] => url
 //[1] => width
 //[2] => height
 //[3] => boolean: true if $url is a resized image, false if it is the original.
 //-------------------------------------------------------
 
 
 //Obtener TAXONOMIA de un POST *
 //http://codex.wordpress.org/Function_Reference/wp_get_post_terms
 //---------------------------------------------------------------
 $terms = wp_get_post_terms($post->ID, 'my_taxonomy', array("fields" => "all"));
 //---------------------------------------------------------------
 
 
 //Obtener IMAGEN de ACF(Advanced Custom Field)
 //http://www.advancedcustomfields.com/resources/image/
 //---------------------------------------------------------------
 //Type: Object
 $image = get_field('the_field_image');
 $thumbnail = $image['sizes']['my_image-thumbnail'];
 $title = $brand_logo_image['title'];
 $alt = $brand_logo_image['alt'];
 /* HTML
 <img src="<?php echo $thumbnail; ?>" alt="<?php echo $alt ?>" title="<?php echo $title ?>" />
 */
 //---------------------------------------------------------------
 
 //Obtener PARTE de un WEB
 //https://codex.wordpress.org/Function_Reference/get_template_part
 //---------------------------------------------------------------
 get_template_part( 'partials/content', 'page' );
  //---------------------------------------------------------------
  
 //Obtener ID de un POST por SLUG
 //https://wordpress.org/support/topic/how-can-i-get-the-page-id-from-a-page-slug
 //--------------------------------------------------------------- 
 $my_id = $wpdb->get_var("SELECT ID FROM $wpdb->posts WHERE post_name = '$slug'"
 //---------------------------------------------------------------