function nodequeue_subqueue_shuffle in Nodequeue 5.2

Same name and namespace in other branches

1. 6.2 nodequeue.module \nodequeue_subqueue_shuffle()
2. 7.3 nodequeue.module \nodequeue_subqueue_shuffle()
3. 7.2 nodequeue.module \nodequeue_subqueue_shuffle()

Shuffle a queue.

Parameters

$subqueue: The subqueue to shuffle. May be a sqid or the loaded object.

1 call to nodequeue_subqueue_shuffle()

nodequeue_arrange_subqueue_form_submit in ./nodequeue.module

Submit function for nodequeue_arrange_subqueue_form

File

./nodequeue.module, line 2147

Code

function nodequeue_subqueue_shuffle($subqueue) {

  // Load the queue
  if (!is_object($subqueue)) {
    $subqueue = nodequeue_load_subqueue($subqueue);
  }
  if (empty($subqueue)) {
    return;
  }
  $count = $subqueue->count;

  // Swap each item with another randomly picked one.
  foreach (range(1, $count) as $i) {
    nodequeue_queue_swap($subqueue, $i, rand(1, $count));
  }
}