function item()
{
$item_id = $_GET['id'];
$item_type = $_GET['type'];
$item_user = @$_GET['user'];
$redirect_link = "";
$hash = "";
switch ($item_type) {
case 'slide':
$slide = new Slide();
$slide->createFromID($item_id);
if (isset($item_user)) {
$last_revision = $slide->getLastRevisionID($item_user);
} else {
$last_revision = $slide->last_revision_id;
}
$slide2 = new Slide();
$slide2->createFromID($last_revision);
$slide_usage = $slide2->getUsage();
if (is_array($slide_usage) && count($slide_usage) == 1) {
$hash = 'tree-' . $slide_usage[0]->id . '-slide-' . $slide2->id . '-' . $slide2->getPosition() . '-view';
$parent_deck = $slide2->getLastOuterParent($slide_usage[0]->id);
$deck = new Deck();
$deck->id = $parent_deck;
$deck->title = $deck->getTitle();
$deck->slug_title = $deck->sluggify($deck->title);
$redirect_link = BASE_PATH . 'deck/' . $parent_deck . '_' . $deck->slug_title . '#' . $hash;
} else {
$redirect_link = BASE_PATH . 'slide/' . $last_revision;
}
break;
case 'deck':
$deck = new Deck();
$deck->createFromID($item_id);
if (isset($item_user)) {
$last_revision = $deck->getLastRevisionID($item_user);
} else {
$last_revision = $deck->last_revision_id;
}
$deck_for_title = new Deck();
$deck_for_title->id = $last_revision;
$deck_for_title->title = $deck_for_title->getTitle();
$deck_for_title->slug_title = $deck_for_title->sluggify($deck->title);
$deck2 = new Deck();
$deck2->createFromID($last_revision);
$deck_usage = $deck2->getUsage();
if (is_array($deck_usage) && count($deck_usage) == 1) {
$hash = 'tree-' . $deck_usage[0]->id . '-deck-' . $deck2->id . '-' . $deck2->getPosition() . '-view';
$parent_deck = $deck2->getLastOuterParent($deck_usage[0]->id);
$deck_for_title = new Deck();
$deck_for_title->id = $parent_deck;
$deck_for_title->title = $deck->getTitle();
$deck_for_title->slug_title = $deck->sluggify($deck->title);
$redirect_link = BASE_PATH . 'deck/' . $parent_deck . '_' . $deck_for_title->slug_title . '#' . $hash;
} else {
$redirect_link = BASE_PATH . 'deck/' . $last_revision . '_' . $deck_for_title->slug_title;
}
break;
}
header('Location: ' . $redirect_link);
}