function advpoll_ranking_process_votes in Advanced Poll 7.2

Same name and namespace in other branches

1. 7.3 advpoll_ranking/advpoll_ranking.module \advpoll_ranking_process_votes()
2. 7 advpoll_ranking/advpoll_ranking.module \advpoll_ranking_process_votes()

1 call to advpoll_ranking_process_votes()

advpoll_ranking_submit in advpoll_ranking/advpoll_ranking.module

File

advpoll_ranking/advpoll_ranking.module, line 428

Code

function advpoll_ranking_process_votes($data, $nid, $votes) {
  if ($data->behavior == 'borda') {

    // borda is based upon the number of possible choices.
    // algorithm is (number of choices - ranking) where first
    // place is 0.
    // Ref: http://en.wikipedia.org/wiki/Borda_count#Voting_and_counting
    $points = count($data->choices);
  }
  else {

    // runoff voting ranks each user's choices and eliminates
    // low score.
    // Ref: http://en.wikipedia.org/wiki/Instant-runoff_voting#Election_procedure
    $points = $data->max_choices;
  }
  foreach ($votes as $ranking) {
    $vote = array();
    $vote['type'] = 'advpoll';
    $vote['tag'] = $ranking['id'];
    $vote['nid'] = $nid;
    $vote['value'] = $points - ($ranking['rank'] - 1);
    $vote['mode'] = $data->mode;
    $vote['duration'] = $data->cookie_duration;
    advpoll_add_votes($vote);
  }
}