function poll_view_results in Drupal 7

Same name and namespace in other branches

1. 4 modules/poll.module \poll_view_results()
2. 5 modules/poll/poll.module \poll_view_results()
3. 6 modules/poll/poll.module \poll_view_results()

Generates a graphical representation of the results of a poll.

2 calls to poll_view_results()

poll_block_latest_poll_view in modules/poll/poll.module

Return content for 'latest poll' block.

poll_view in modules/poll/poll.module

Implements hook_view().

File

modules/poll/poll.module, line 809

Enables your site to capture votes on different topics in the form of multiple choice questions.

Code

function poll_view_results($node, $view_mode, $block = FALSE) {

  // Make sure that choices are ordered by their weight.
  uasort($node->choice, 'drupal_sort_weight');

  // Count the votes and find the maximum.
  $total_votes = 0;
  $max_votes = 0;
  foreach ($node->choice as $choice) {
    if (isset($choice['chvotes'])) {
      $total_votes += $choice['chvotes'];
      $max_votes = max($max_votes, $choice['chvotes']);
    }
  }
  $poll_results = '';
  foreach ($node->choice as $i => $choice) {
    if (!empty($choice['chtext'])) {
      $chvotes = isset($choice['chvotes']) ? $choice['chvotes'] : NULL;
      $poll_results .= theme('poll_bar', array(
        'title' => $choice['chtext'],
        'votes' => $chvotes,
        'total_votes' => $total_votes,
        'vote' => isset($node->vote) && $node->vote == $i,
        'block' => $block,
      ));
    }
  }
  return theme('poll_results', array(
    'raw_title' => $node->title,
    'results' => $poll_results,
    'votes' => $total_votes,
    'raw_links' => isset($node->links) ? $node->links : array(),
    'block' => $block,
    'nid' => $node->nid,
    'vote' => isset($node->vote) ? $node->vote : NULL,
  ));
}