我们的解决方案是Formidable Pro 以及以下设置。

//**************************************************
// Generate the contest form 
//**************************************************

// Determin if radio or not
add_filter(\'frm_field_type\', \'change_my_field_type\', 10, 2);
function change_my_field_type($type, $field){
global $post;
  if($field->id == 8){ 
    if (get_post_meta($post->ID, \'_cmeta_contest_q1_type\', true) !== \'field\') {
      $type = \'radio\'; //change field to radio on multi-answer questions
    } else {
      $type = \'text\';
    }
  }
  if($field->id == 9){ 
    if (get_post_meta($post->ID, \'_cmeta_contest_q2_type\', true) !== \'field\') {
      $type = \'radio\'; //change field to radio on multi-answer questions
    } else {
      $type = \'text\';
    }
  }
  if($field->id == 10){ 
    if (get_post_meta($post->ID, \'_cmeta_contest_q3_type\', true) !== \'field\') {
      $type = \'radio\'; //change field to radio on multi-answer questions
    } else {
      $type = \'text\';
    }
  }
return $type;
}

// Get the questions and multi-answers
add_filter(\'frm_setup_new_fields_vars\', \'frm_set_checked\', 20, 2);
function frm_set_checked($values, $field){
global $post;
    if($field->id == 8){
        $values[\'name\'] = get_post_meta($post->ID, \'_cmeta_contest_q1\', true);  // fetch question from given custom field

        // Get data from custom field
        $q1_radio = get_post_meta($post->ID, \'_cmeta_contest_q1_radio\');

        if (get_post_meta($post->ID, \'_cmeta_contest_q1_type\', true) !== \'field\') {
            $values[\'options\'] = array($q1_radio); // fetch question from given custom field
        }
    }
    if($field->id == 9){
        $values[\'name\'] = get_post_meta($post->ID, \'_cmeta_contest_q2\', true); // fetch question from given custom field

        // Get data from custom field
        $q2_radio = get_post_meta($post->ID, \'_cmeta_contest_q2_radio\');

        if (get_post_meta($post->ID, \'_cmeta_contest_q2_type\', true) !== \'field\') {
            $values[\'options\'] = array($q2_radio); // fetch question from given custom field
        }
    }
    if($field->id == 10){
        $values[\'name\'] = get_post_meta($post->ID, \'_cmeta_contest_q3\', true); // fetch question from given custom field

        // Get data from custom field
        $q3_radio_1 = get_post_meta($post->ID, \'_cmeta_contest_q3_radio_1\');
        $q3_radio_2 = get_post_meta($post->ID, \'_cmeta_contest_q3_radio_2\');
        $q3_radio_3 = get_post_meta($post->ID, \'_cmeta_contest_q3_radio_3\');

        if (get_post_meta($post->ID, \'_cmeta_contest_q3_type\', true) !== \'field\') {
            $values[\'options\'] = array($q3_radio_1,$q3_radio_2,$q3_radio_3); // fetch question from given custom field
        }
    }
return $values;
}