tags

//mostra i checkbox dei tag

$mytags = get_tags

( array(
'taxonomy' => 'post_tag',
'hide_empty' => false, // Include empty terms as well
'exclude'    => '442, 255, 326, 421,441', // term IDs to exclude
));

global $post;
$lang = substr( get_locale(), 0, 2);
$locale = get_locale();
$tags = "<span class=\"checkmark\"></span>";

foreach ($mytags as $term){

$checked = empty( get_query_var('tag__and')) ? '': checked( in_array( $term->term_id, get_query_var('tag__and')), true, false );

//prova checked wi-fi
if ( 203 == $term->term_id ) {
   empty( get_query_var('tag__in')) ? '': checked( in_array( $term->term_id, get_query_var('tag__in')), true, false );
}
//fine prova

    if ('it_IT' != $locale ) {

$termine_straniero = get_term_meta($term->term_id, 'function_post_tag_'.$lang , true   );

$tags .= "<input type=\"checkbox\" $checked name=\"tag__and[]\" value=\"{$term->term_id}\">";

$tags .= "<label class=\"testotag\">$termine_straniero</label><br>";
$tags .= "<span class=\"checkmark\"></span>";


    } else {
        $tags .= "<input type=\"checkbox\" $checked name=\"tag__and[]\" value=\"{$term->term_id}\">";

$tags .= "<label class=\"testotag\">{$term->name} </label><br>";
$tags .= "<span class=\"checkmark\"></span>";

       }
   }



    // Form output
    $output = '<form class="sacconi_form" method="get" action="' . home_url('/') . '">' .
              $categories . $tipologia . $functionOspitiDropdown . $functionCamereDropdown . $functionBagniDropdown . $functionNumberDropdown .
              '<input type="submit" name="search" value="' . esc_html__('Search', 'sacconicase') . '">' . '<br><br>' . $tags . '<input type="submit" name="search" value="' . esc_html__('Search', 'sacconicase') . '">' .
              '</form>';

    return $output;
  }

//filters

add_action( 'pre_get_posts', 'bedrooms_guests_search_query');

function bedrooms_guests_search_query( $query ) {
   if (! is_admin() && $query->is_main_query()) {

//nuovo test per tag
if ( array_key_exists('tag__and', $_GET ) && in_array( 203, $_GET['tag__and'])) {
  $query->set('tag__and', array_diff( $_GET['tag__and'], array(203,)));

$query->set('tag__in', array(203,421,198,441));

}
//fine test

//nuovo test per tag2
if ( array_key_exists('tag__and', $_GET ) && in_array( 198, $_GET['tag__and'])) {
  $query->set('tag__and', array_diff( $_GET['tag__and'], array(198,)));

$query->set('tag__in', array(198,441,203,421));

}
//fine test


      if ( array_key_exists('function_camere', $_GET ) &&

      array_key_exists('function_ospiti', $_GET ) && array_key_exists('function_bagni', $_GET )&& array_key_exists('function_number', $_GET )) {

$meta_query = array(
    array(
        'key' => 'function_ospiti',
        'value' => (int) $_GET['function_ospiti'],
        'type' => 'numeric',
        'compare' => '>=',
    ),
    array(
        'key' => 'function_camere',
        'value' => (int) $_GET['function_camere'],
        'type' => 'numeric',
        'compare' => '>=',
    ),

array(
        'key' => 'function_bagni',
        'value' => (int) $_GET['function_bagni'],
        'type' => 'numeric',
        'compare' => '>=',
    ),
array(
        'key' => 'function_number',
        'value' => $_GET['function_number'] == 0 ? 9999 :   $_GET['function_number'],
        'type' => 'numeric',
        'compare' => '<=',


    ),


);

         $query->set("meta_query", $meta_query);

}
   }
}