140 lines
2.8 KiB
PHP
140 lines
2.8 KiB
PHP
<?php
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namespace Kirby\Cms;
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/**
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* PageSiblings
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*
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* @package Kirby Cms
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* @author Bastian Allgeier <bastian@getkirby.com>
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* @link https://getkirby.com
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* @copyright Bastian Allgeier
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* @license https://getkirby.com/license
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*/
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trait PageSiblings
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{
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/**
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* Checks if there's a next listed
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* page in the siblings collection
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*
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* @param \Kirby\Cms\Collection|null $collection
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*
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* @return bool
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*/
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public function hasNextListed($collection = null): bool
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{
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return $this->nextListed($collection) !== null;
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}
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/**
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* Checks if there's a next unlisted
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* page in the siblings collection
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*
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* @param \Kirby\Cms\Collection|null $collection
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*
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* @return bool
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*/
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public function hasNextUnlisted($collection = null): bool
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{
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return $this->nextUnlisted($collection) !== null;
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}
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/**
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* Checks if there's a previous listed
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* page in the siblings collection
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*
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* @param \Kirby\Cms\Collection|null $collection
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*
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* @return bool
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*/
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public function hasPrevListed($collection = null): bool
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{
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return $this->prevListed($collection) !== null;
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}
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/**
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* Checks if there's a previous unlisted
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* page in the siblings collection
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*
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* @param \Kirby\Cms\Collection|null $collection
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*
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* @return bool
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*/
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public function hasPrevUnlisted($collection = null): bool
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{
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return $this->prevUnlisted($collection) !== null;
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}
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/**
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* Returns the next listed page if it exists
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*
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* @param \Kirby\Cms\Collection|null $collection
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*
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* @return \Kirby\Cms\Page|null
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*/
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public function nextListed($collection = null)
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{
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return $this->nextAll($collection)->listed()->first();
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}
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/**
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* Returns the next unlisted page if it exists
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*
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* @param \Kirby\Cms\Collection|null $collection
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*
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* @return \Kirby\Cms\Page|null
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*/
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public function nextUnlisted($collection = null)
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{
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return $this->nextAll($collection)->unlisted()->first();
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}
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/**
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* Returns the previous listed page
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*
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* @param \Kirby\Cms\Collection|null $collection
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*
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* @return \Kirby\Cms\Page|null
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*/
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public function prevListed($collection = null)
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{
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return $this->prevAll($collection)->listed()->last();
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}
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/**
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* Returns the previous unlisted page
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*
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* @param \Kirby\Cms\Collection|null $collection
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*
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* @return \Kirby\Cms\Page|null
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*/
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public function prevUnlisted($collection = null)
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{
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return $this->prevAll($collection)->unlisted()->last();
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}
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/**
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* Private siblings collector
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*
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* @return \Kirby\Cms\Collection
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*/
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protected function siblingsCollection()
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{
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if ($this->isDraft() === true) {
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return $this->parentModel()->drafts();
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}
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return $this->parentModel()->children();
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}
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/**
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* Returns siblings with the same template
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*
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* @param bool $self
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* @return \Kirby\Cms\Pages
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*/
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public function templateSiblings(bool $self = true)
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{
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return $this->siblings($self)->filter('intendedTemplate', $this->intendedTemplate()->name());
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}
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}
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