/**
* Process changes to the site components. This is the method that the various
* actions that modify the site should override.
*
* @param object SiteDirector $director
* @return void
* @access public
* @since 9/22/06
*/
function processChanges(SiteDirector $director)
{
// Get the target organizer's Id & Cell
$parentNavBlockId = RequestContext::value('parent');
$parentNavBlock = $director->getSiteComponentById($parentNavBlockId);
$director->getRootSiteComponent($parentNavBlockId);
$navOrganizer = $parentNavBlock->getOrganizer();
// Crete the submenu
$subMenu = $director->createSiteComponent(new Type('segue', 'edu.middlebury', "MenuOrganizer"), $parentNavBlock);
// If the parent menu is vertical, nest the sub-menu by default.
$parentMenu = $parentNavBlock->getParentComponent();
if (preg_match('/^(Top-Bottom|Bottom-Top)\\//i', $parentMenu->getDirection())) {
$parentNavBlock->makeNested($subMenu);
} else {
$numCells = $navOrganizer->getTotalNumberOfCells();
for ($i = 0; $i < $numCells; $i++) {
if (!$navOrganizer->getSubComponentForCell($i)) {
$firstEmpty = $i;
break;
}
}
if (!isset($firstEmpty)) {
$navOrganizer->updateNumColumns($navOrganizer->getNumColumns() + 1);
$firstEmpty = $navOrganizer->getLastIndexFilled() + 1;
}
$navOrganizer->putSubcomponentInCell($subMenu, $firstEmpty);
for ($i = $firstEmpty; $i > 0; $i--) {
$navOrganizer->swapCells($i, $i - 1);
}
}
// See if there is an empty cell to use for the target.
$numCells = $navOrganizer->getTotalNumberOfCells();
for ($i = 0; $i < $numCells; $i++) {
if (!$navOrganizer->getSubComponentForCell($i)) {
$subMenuTarget = $navOrganizer->getId() . "_cell:" . $i;
break;
}
}
// If not, expand the navOrganizer to make room for the new menu target in the second cell.
if (!isset($subMenuTarget)) {
$navOrganizer->updateNumColumns($navOrganizer->getNumColumns() + 1);
for ($i = $navOrganizer->getTotalNumberOfCells() - 1; $i > 1; $i--) {
$navOrganizer->swapCells($i, $i - 1);
}
$subMenuTarget = $navOrganizer->getId() . "_cell:1";
}
// Set its target.
$subMenu->updateTargetId($subMenuTarget);
// set the direction
if (RequestContext::value('direction')) {
$subMenu->updateDirection(urldecode(RequestContext::value('direction')));
}
}
