151 lines
3.2 KiB
PHP
151 lines
3.2 KiB
PHP
<?php
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namespace Httpcb;
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use Phalcon\Tag;
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use Httpcb\Acl,
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Httpcb\Navigation,
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Httpcb\Navigation\Node;
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class Menu extends Tag
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{
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/**
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* ACL Role
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*
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* @var string
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*/
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protected $_role = null;
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/**
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* @var Navigation
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*/
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protected $_navigation;
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/**
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* css class to use for the whole menu.
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*
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* @var string
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*/
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protected $_menuClass = 'menu';
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/**
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* Class to use for active nodes.
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*
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* @var string
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*/
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protected $_activeClass = 'active';
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/**
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* @param Navigation $navigation
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*/
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public function __construct(Navigation $navigation)
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{
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$this->_navigation = $navigation;
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}
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/**
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* @return Navigation
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*/
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public function getNavigation()
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{
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return $this->_navigation;
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}
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/**
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* @param Navigation $navigation
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* @return Menu
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*/
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public function setNavigation(Navigation $navigation)
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{
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$this->_navigation = $navigation;
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return $this;
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}
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public function setMenuClass($class)
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{
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$this->_menuClass = (string) $class;
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return $this;
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}
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/**
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* @param $role
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*/
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public function setAclRole($role)
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{
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$this->_role = $role;
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}
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/**
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* Render the menu.
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*
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* @return string
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*/
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public function render($max_depth = null)
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{
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return $this->_renderMenu($this->_navigation->getChildren(), 0, $max_depth);
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}
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protected function _renderMenu($nodes, $depth, $max_depth = null)
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{
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$xhtml = '';
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foreach ($nodes as $node) {
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$xhtml .= $this->_renderNode($node, $depth, $max_depth);
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}
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if (strlen($xhtml) > 0) {
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$attribs = array();
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if (strlen($this->_menuClass) > 0) {
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$attribs['class'] = $this->_menuClass;
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}
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return self::tagHtml('ul', $attribs, false, false, true)
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. $xhtml
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. self::tagHtmlClose('ul', true);
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}
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return $xhtml;
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}
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protected function _renderNode(Node $node, $depth, $max_depth = null)
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{
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$xhtml = '';
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// ACL.
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$resource = $node->getResource();
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if (strlen($this->_role) > 0 && strlen($resource) > 0 && $this->getDI()->has('acl')) {
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$acl = $this->getDI()->get('acl');
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if (!$acl->isAllowed($this->_role, $resource, 'Read')) {
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return $xhtml;
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}
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}
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// Only render this node if it is visible and has a caption.
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if (!$node->isVisible() || strlen($node->getCaption()) < 1) {
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return $xhtml;
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}
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$xhtml = self::tagHtml(
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'li',
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$node->isActive()
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? array('class' => $this->_activeClass) : null,
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false,
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false,
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true
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);
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// Generate the link.
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$xhtml .= self::linkTo($node->getHref(), $node->getCaption());
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if (
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$node->isActive() && $node->hasChildren()
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&& ($max_depth === null || $depth < $max_depth)
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) {
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$xhtml .= $this->_renderMenu($node->getChildren(), $depth + 1, $max_depth);
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}
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return $xhtml . self::tagHtmlClose('li', true);
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}
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}
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