/**
* Visit a Navigation Block
*
* @param object NavBlockSiteComponent $siteComponent
* @return mixed
* @access public
* @since 8/31/07
*/
public function visitNavBlock(NavBlockSiteComponent $siteComponent)
{
$element = $this->getElementForNewId($siteComponent->getId());
$this->applyDisplayName($siteComponent, $element);
$this->applyDescription($siteComponent, $element);
$this->applyCommonProperties($siteComponent, $element);
$this->importComponent($this->getSingleChild('NavOrganizer', $element), $siteComponent->getOrganizer());
try {
$nestedMenuElement = $this->getSingleChild('MenuOrganizer', $element);
} catch (MissingNodeException $e) {
}
if (isset($nestedMenuElement)) {
$menu = $this->createComponent($nestedMenuElement, $siteComponent);
$siteComponent->makeNested($menu);
$this->importComponent($nestedMenuElement, $menu);
}
$this->setAssetAuthorship($siteComponent->getAsset(), $element);
$this->setAssetDates($siteComponent->getAsset(), $element);
$this->applyRoles($siteComponent, $element);
}
/**
* Answer an element that represents a single tag application for a block.
*
* @param object NavBlockSiteComponent $siteComponent
* @access protected
* @since 1/17/08
*/
protected function recordCategory(NavBlockSiteComponent $siteComponent, $parentId = '')
{
$query = 'count(wp:category[wp:term_id = "' . $siteComponent->getId() . '"])';
if (!$this->xpath->evaluate($query, $this->channel)) {
$element = $this->channel->insertBefore($this->doc->createElementNS('http://wordpress.org/export/1.1/', 'wp:category'), $this->endCategories);
$element->appendChild($this->getElementNS('http://wordpress.org/export/1.1/', 'wp:term_id', $siteComponent->getId()));
$element->appendChild($this->getElementNS('http://wordpress.org/export/1.1/', 'wp:category_nicename', $this->getUniqueSlug($siteComponent)));
$element->appendChild($this->getCDATAElementNS('http://wordpress.org/export/1.1/', 'wp:cat_name', $siteComponent->getDisplayName()));
$element->appendChild($this->getElementNS('http://wordpress.org/export/1.1/', 'wp:category_parent', $parentId));
}
}
/**
* Visit a block and return the resulting GUI component.
*
* @param object NavBlockSiteComponent $navBlock
* @return ref array
* @access public
* @since 4/3/06
*/
public function visitNavBlock(NavBlockSiteComponent $navBlock)
{
$authZ = Services::getService("AuthZ");
$idManager = Services::getService("Id");
// Since view AZs cascade up, just check at the node.
if (!$authZ->isUserAuthorized($idManager->getId("edu.middlebury.authorization.view"), $idManager->getId($navBlock->getId()))) {
return false;
}
$menuItems = array();
// Create the menu item
$title = $navBlock->getTitleMarkup();
if (!$title) {
$title = _("Untitled");
}
$menuItems[] = new MenuItemLinkWithAdditionalHtml($title, $this->getUrlForComponent($navBlock->getId()), $navBlock->isActive(), 1, null, null, $navBlock->getDescription(), $this->getAdditionalNavHTML($navBlock));
// Traverse our child organizer, and place it in the _missingTargets array
// if our target is not available.
if ($navBlock->isActive()) {
$childOrganizer = $navBlock->getOrganizer();
$childGuiComponent = $childOrganizer->acceptVisitor($this);
if (isset($this->_emptyCellContainers[$navBlock->getTargetId()])) {
$this->_emptyCellContainers[$navBlock->getTargetId()]->insertAtPlaceholder($this->_emptyCellPlaceholders[$navBlock->getTargetId()], $childGuiComponent, $childOrganizer->getWidth(), '100%', null, TOP);
unset($this->_emptyCellContainers[$navBlock->getTargetId()], $this->_emptyCellPlaceholders[$navBlock->getTargetId()]);
} else {
$this->_missingTargets[$navBlock->getTargetId()] = $childGuiComponent;
$this->_missingTargetWidths[$navBlock->getTargetId()] = $childOrganizer->getWidth();
}
$nestedMenuOrganizer = $navBlock->getNestedMenuOrganizer();
if (!is_null($nestedMenuOrganizer)) {
$this->_menuNestingLevel++;
$menuItems[] = $nestedMenuOrganizer->acceptVisitor($this);
} else {
$this->_menuNestingLevel = 0;
}
}
// return the menu items
return $menuItems;
}
