/**
* Reorder menu based on position attribute
*
* @param ItemInterface $menu
*/
protected function sort(ItemInterface $menu)
{
if ($menu->hasChildren() && $menu->getDisplayChildren()) {
$orderedChildren = [];
$unorderedChildren = [];
$hasOrdering = false;
$children = $menu->getChildren();
foreach ($children as &$child) {
if ($child->hasChildren() && $child->getDisplayChildren()) {
$this->sort($child);
}
$position = $child->getExtra('position');
if ($position !== null) {
$orderedChildren[$child->getName()] = (int) $position;
$hasOrdering = true;
} else {
$unorderedChildren[] = $child->getName();
}
}
if ($hasOrdering) {
asort($orderedChildren);
$menu->reorderChildren(array_merge(array_keys($orderedChildren), $unorderedChildren));
}
}
}
public function render(ItemInterface $item, array $options = array())
{
$options = array_merge($this->defaultOptions, $options);
$translator = $options['translator'];
$itemIterator = new \Knp\Menu\Iterator\RecursiveItemIterator($item);
$iterator = new \RecursiveIteratorIterator($itemIterator, \RecursiveIteratorIterator::SELF_FIRST);
$items = [];
foreach ($iterator as $item) {
$translatedLabel = $translator->trans($item->getLabel());
$id = $item->getName();
$itemData = ['id' => strtolower($item->getName()), 'name' => $translatedLabel, 'uri' => $item->getUri()];
$itemData['has_children'] = $item->hasChildren();
$parentId = $item->getParent()->getName();
if ($parentId !== $id) {
$itemData['parent'] = strtolower($parentId);
if (!isset($items[$parentId]['children'])) {
$items[$parentId]['children'] = [];
}
$items[$parentId]['children'][] = $itemData;
}
if (isset($items[$id])) {
$items[$id] = array_merge($itemData, $items[$id]);
} else {
$items[$id] = $itemData;
}
}
return $items;
}
protected function modifyItem(ItemInterface $item, array $options)
{
if (!$item->getExtra('remove_leaf', false)) {
return;
}
if (!$item->hasChildren()) {
$this->removeItem($item);
}
}
/**
* @param \Knp\Menu\ItemInterface $item
* @param $attributes
* @param $options
* @return \Nette\Utils\Html|null
*/
protected function getList(ItemInterface $item, $attributes, $options)
{
if (!$item->hasChildren() || 0 === $options['depth'] || !$item->getDisplayChildren()) {
return null;
}
$list = Html::el('ul', $attributes);
foreach ($this->getChildren($item, $options) as $child) {
$list->add($child);
}
return $list;
}
protected function renderList(ItemInterface $item, array $attributes, array $options)
{
/**
* Return an empty string if any of the following are true:
* a) The menu has no children eligible to be displayed
* b) The depth is 0
* c) This menu item has been explicitly set to hide its children
*/
if (!$item->hasChildren() || 0 === $options['depth'] || !$item->getDisplayChildren()) {
return '';
}
$html = $this->format('<ul>', 'ul', $item->getLevel(), $options);
$html .= $this->renderChildren($item, $options);
$html .= $this->format('</ul>', 'ul', $item->getLevel(), $options);
return $html;
}
protected function renderLabel(ItemInterface $item, array $options)
{
$html = '<i class="' . $item->getIcon() . '"></i> ';
$html .= '<span>' . $item->getLabel() . '</span>';
if ($item->hasChildren()) {
$drop = false;
foreach ($item->getChildren() as $child) {
if (\App::isGranted($child->getPermissions())) {
$drop = true;
}
}
if ($drop) {
$html .= '<i class="fa fa-angle-left pull-right"></i>';
}
}
return $html;
}
/**
* @see RendererInterface::render
*/
public function render(ItemInterface $item, array $options = array())
{
$options = array_merge($this->getDefaultOptions(), $options);
/**
* Return an empty string if any of the following are true:
* a) The menu has no children eligible to be displayed
* b) The depth is 0
* c) This menu item has been explicitly set to hide its children
*/
if (!$item->hasChildren() || 0 === $options['depth'] || !$item->getDisplayChildren()) {
return '';
}
$html = $this->format('<ul'.$this->renderHtmlAttributes($item->getAttributes()).'>', 'ul', $item->getLevel());
$html .= $this->renderChildren($item, $options);
$html .= $this->format('</ul>', 'ul', $item->getLevel());
return $html;
}
/**
* @param ItemInterface $menu
* @param array $data
* @param array $itemList
* @param array $options
*
* @return \Knp\Menu\ItemInterface
*/
private function createFromArray(ItemInterface $menu, array $data, array &$itemList, array $options = array())
{
$isAllowed = false;
foreach ($data as $itemCode => $itemData) {
if (!empty($itemList[$itemCode])) {
$itemOptions = $itemList[$itemCode];
if (empty($itemOptions['name'])) {
$itemOptions['name'] = $itemCode;
}
if (empty($itemOptions['route']) && empty($itemOptions['uri'])) {
$itemOptions['route'] = $itemCode;
}
if (!empty($itemData['position'])) {
$itemOptions['extras']['position'] = $itemData['position'];
}
$this->moveToExtras($itemOptions, 'translateDomain');
$this->moveToExtras($itemOptions, 'translateParameters');
$newMenuItem = $menu->addChild($itemOptions['name'], array_merge($itemOptions, $options));
if (!empty($itemData['children'])) {
$this->createFromArray($newMenuItem, $itemData['children'], $itemList, $options);
}
$isAllowed = $isAllowed || $newMenuItem->getExtra('isAllowed');
}
}
$menu->setExtra('isAllowed', $isAllowed);
if ($menu->getExtra('hideIfEmpty') && $menu->hasChildren()) {
$willDisplaySomeChildren = false;
foreach ($menu->getChildren() as $child) {
if ($child->isDisplayed() && $child->getExtra('isAllowed')) {
$willDisplaySomeChildren = true;
break;
}
}
if (!$willDisplaySomeChildren) {
$menu->setDisplay(false);
}
}
}
/**
* Concats the appropriate classes for menu links
*
* @param ItemInterface $item
* @param MatcherInterface $matcher
* @param array $options
*/
public function buildClasses(ItemInterface &$item, MatcherInterface &$matcher, $options)
{
$showChildren = $item->hasChildren() && $item->getDisplayChildren();
$isAncestor = $matcher->isAncestor($item, $options["matchingDepth"]);
$isCurrent = $matcher->isCurrent($item);
$class = $item->getAttribute("class");
$classes = $class ? " {$class}" : "";
$classes .= $isCurrent ? " {$options["currentClass"]}" : "";
$classes .= $isAncestor ? " {$options["ancestorClass"]}" : "";
$classes .= $isAncestor && $this->invisibleChildSelected($item, $matcher) ? " {$options["currentClass"]}" : "";
$classes .= $item->actsLikeFirst() ? " {$options["firstClass"]}" : "";
$classes .= $item->actsLikeLast() ? " {$options["lastClass"]}" : "";
$item->setAttribute("class", trim($classes));
}
/**
* @param ItemInterface $item
* @param array $options
*
* @return string
*/
protected function renderFolding(ItemInterface $item, array $options = [])
{
if ($item->hasChildren()) {
return $this->renderFoldingElement($item, $options);
}
return '';
}
/**
* Gets guessed values for different menu/nav types.
*
* @param ItemInterface $item
* @param array $options
*
* @return array
*/
protected function getChildOptions(ItemInterface $item, array $options)
{
$childOptions = array();
$hasChildren = $item->hasChildren() && (!isset($options['depth']) || $options['depth'] > $item->getLevel());
if (in_array($options['automenu'], array('navbar')) && $hasChildren) {
$childOptions = array('dropdown' => !isset($options['dropdown']) || $options['dropdown'], 'caret' => !isset($options['caret']) || $options['caret']);
}
if (in_array($options['automenu'], array('list-group'))) {
$childOptions = array('list-group-item' => true);
}
return array_merge($options, $childOptions);
}
/**
* Setting guessed good values for different menu / nav types
*
* @param ItemInterface $item
* @param array $options
*
* @return array $options
*/
protected function getChildOptions(ItemInterface $item, array $options)
{
$childOptions = array();
if (in_array($options["automenu"], array("navbar")) && $item->hasChildren()) {
$childOptions = array("dropdown" => !isset($options["dropdown"]) || $options["dropdown"], "caret" => !isset($options["caret"]) || $options["caret"]);
}
if (in_array($options["automenu"], array("list-group"))) {
$childOptions = array("list-group-item" => true);
}
return array_merge($options, $childOptions);
}
