69 lines
1.3 KiB
PHP
69 lines
1.3 KiB
PHP
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<?php
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namespace Grav\Plugin;
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use Grav\Common\Grav;
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class Breadcrumbs
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{
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/**
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* @var array
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*/
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protected $breadcrumbs;
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protected $config;
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/**
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* @param $config
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*/
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public function __construct($config)
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{
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$this->config = $config;
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}
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/**
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* Get all items in breadcrumbs.
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*
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* @return array
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*/
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public function get()
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{
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if (!$this->breadcrumbs) {
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$this->build();
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}
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return $this->breadcrumbs;
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}
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/**
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* Build breadcrumbs.
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*
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* @internal
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*/
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protected function build()
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{
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$hierarchy = array();
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$grav = Grav::instance();
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$current = $grav['page'];
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while ($current && !$current->root()) {
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$hierarchy[$current->url()] = $current;
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$current = $current->parent();
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}
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// Page cannot be routed.
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if (!$current) {
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$this->breadcrumbs = array();
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return;
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}
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if ($this->config['include_home']) {
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$home = $grav['pages']->dispatch('/');
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if ($home && !array_key_exists($home->url(), $hierarchy)) {
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$hierarchy[] = $home;
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}
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}
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$this->breadcrumbs = array_reverse($hierarchy);
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}
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}
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