add_shortcode( 'show_results_relevance', 'show_results_relevance_func');
function show_results_relevance_func($atts) {
// get the searched terms for main ingredients
$searched_recipe_main_ingredient = do_shortcode('[wpv-search-term param="wpv-main-ingredient"]');
if(!empty($searched_recipe_main_ingredient))
{
$searched_recipe_main_ingredient_arr = explode(", ", $searched_recipe_main_ingredient);
// count of searched main ingredients
$searched_recipe_main_ingredient_count = count($searched_recipe_main_ingredient_arr);
// get attached main ingredients for current post
$attached_main_ingredients = do_shortcode("[wpv-post-taxonomy type='main-ingredient' format='name' separator=', ']");
if(!empty($attached_main_ingredients))
{
$attached_main_ingredients_arr = explode(", ", $attached_main_ingredients);
// count of common ingredients which were searched and are also attached
$matched_main_ingredients = count(array_intersect($searched_recipe_main_ingredient_arr,$attached_main_ingredients_arr));
}
else
{
$matched_main_ingredients = 0;
}
}
else
{
$searched_recipe_main_ingredient_count = 0;
$matched_main_ingredients = 0;
}
return ($matched_main_ingredients/$searched_recipe_main_ingredient_count*100);
}
WINNNN!
