/**
* Get list item class.
*
* @param AbstractPage $page
*
* @return string
*/
public function getLiClass(AbstractPage $page)
{
/* @var $escaper \Zend\View\Helper\EscapeHtmlAttr */
$escaper = $this->getView()->plugin('escapeHtmlAttr');
$liClasses = array($this->liClass);
if ($this->getAddClassToListItem()) {
$liClasses[] = $page->getClass();
}
if ($page->hasPages()) {
$liClasses[] = $this->getLiHasMenuClass();
}
if ($page->isActive(true)) {
$liClasses[] = $this->getLiActiveClass();
}
return $escaper(implode(' ', $liClasses));
}
/**
* Searches the root container for forward 'subsection' relations of the
* given $page
*
* From {@link http://www.w3.org/TR/html4/types.html#type-links}:
* Refers to a document serving as a subsection in a collection of
* documents.
*
* @param AbstractPage $page
* @return AbstractPage|array|null
*/
public function searchRelSubsection(AbstractPage $page)
{
$found = array();
if ($page->hasPages()) {
// given page has child pages, loop chapters
foreach ($this->findRoot($page) as $chapter) {
// is page a section?
if ($chapter->hasPage($page)) {
foreach ($page as $subsection) {
if ($this->accept($subsection)) {
$found[] = $subsection;
}
}
}
}
}
switch (count($found)) {
case 0:
return null;
case 1:
return $found[0];
default:
return $found;
}
}
