/**
  * Gets instance of class.
  *
  * @return WP_Recipe_Cross_Reference_Recipes Instance of the class.
  */
 public static function get_instance()
 {
     if (null == self::$instance) {
         self::$instance = new self();
     }
     return self::$instance;
 }
 /**
  * Saves data.
  */
 public function __save()
 {
     global $post;
     if (empty($post) || !array_key_exists('content', $_POST)) {
         return;
     }
     $post_id = $post->ID;
     $wp_recipe = WP_Recipe::get_instance();
     $wp_recipe_util = WP_Recipe_Util::get_instance();
     $post_references = WP_Recipe_Cross_Reference_Posts::get_instance();
     $recipe_references = WP_Recipe_Cross_Reference_Recipes::get_instance();
     /*
      * Need to grab the content from `$_POST` and not the `global post` because
      * the `global post` contains the existing post information and the `$_POST`
      * contains the new information being saved.
      */
     $shortcode = $wp_recipe_util->get_shortcode($wp_recipe->get_slug());
     $recipe_ids = $wp_recipe_util->get_shortcode_attribute_values($_POST['content'], $shortcode, 'id');
     $post_references->update($post_id, $recipe_ids);
     $recipe_references->update($post_id, $recipe_ids);
 }
Example #3
0
<?php

WP_Recipe_Cross_Reference_Posts::get_instance();
WP_Recipe_Cross_Reference_Recipes::get_instance();
WP_Recipe_Cross_References::get_instance();
WP_Recipe_Description::get_instance();
WP_Recipe_Difficulty::get_instance();
WP_Recipe_Directions::get_instance();
WP_Recipe_Enqueue_Admin_Scripts::get_instance();
WP_Recipe_Enqueue_Admin_Styles::get_instance();
WP_Recipe_Enqueue_Scripts::get_instance();
WP_Recipe_Enqueue_Styles::get_instance();
WP_Recipe_Grunticon::get_instance();
WP_Recipe_Id::get_instance();
WP_Recipe_Ingredients::get_instance();
WP_Recipe_Post_Type::get_instance();
WP_Recipe_Post_Type_Columns::get_instance();
WP_Recipe_Post_Type_Remove_Default_Views::get_instance();
WP_Recipe_Query::get_instance();
WP_Recipe_Search_Results::get_instance();
WP_Recipe_Shortcode::get_instance();
WP_Recipe_Taxonomies::get_instance();
WP_Recipe_Tips::get_instance();
WP_Recipe_Yield::get_instance();
 /**
  * Gets recipes removed from post.
  *
  * @param string $post_id Post id.
  * @param array $recipe_ids_used_in_post Recipe ids used in the post.
  *
  * @return array Recipes removed from post.
  */
 private function get_recipes_removed_from_post($post_id, $recipe_ids_used_in_post)
 {
     $previous_recipe_ids_used_in_post = get_post_meta($post_id, WP_Recipe_Cross_Reference_Recipes::get_instance()->get_post_meta_key());
     return array_diff($previous_recipe_ids_used_in_post, $recipe_ids_used_in_post);
 }