492 lines
11 KiB
PHP
Executable File
492 lines
11 KiB
PHP
Executable File
<?php
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namespace Kirby\Cms;
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use Kirby\Toolkit\F;
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/**
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* The `$pages` object refers to a
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* collection of pages. The pages in this
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* collection can have the same or different
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* parents, they can actually exist as
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* subfolders in the content folder or be
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* virtual pages created from a database,
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* an Excel sheet, any API or any other
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* source.
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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 http://getkirby.com
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* @copyright Bastian Allgeier
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*/
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class Pages extends Collection
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{
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/**
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* Cache for the index
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*
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* @var null|Pages
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*/
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protected $index = null;
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/**
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* All registered pages methods
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*
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* @var array
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*/
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public static $methods = [];
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/**
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* Adds a single page or
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* an entire second collection to the
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* current collection
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*
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* @param mixed $item
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* @return Pages
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*/
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public function add($object)
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{
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// add a page collection
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if (is_a($object, static::class) === true) {
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$this->data = array_merge($this->data, $object->data);
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// add a page by id
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} elseif (is_string($object) === true && $page = page($object)) {
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$this->__set($page->id(), $page);
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// add a page object
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} elseif (is_a($object, Page::class) === true) {
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$this->__set($object->id(), $object);
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}
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return $this;
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}
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/**
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* Returns all audio files of all children
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*
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* @return Files
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*/
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public function audio(): Files
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{
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return $this->files()->filterBy("type", "audio");
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}
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/**
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* Returns all children for each page in the array
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*
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* @return Pages
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*/
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public function children(): Pages
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{
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$children = new Pages([], $this->parent);
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foreach ($this->data as $pageKey => $page) {
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foreach ($page->children() as $childKey => $child) {
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$children->data[$childKey] = $child;
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}
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}
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return $children;
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}
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/**
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* Returns all code files of all children
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*
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* @return Files
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*/
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public function code(): Files
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{
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return $this->files()->filterBy("type", "code");
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}
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/**
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* Returns all documents of all children
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*
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* @return Files
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*/
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public function documents(): Files
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{
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return $this->files()->filterBy("type", "document");
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}
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/**
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* Fetch all drafts for all pages in the collection
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*
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* @return Pages
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*/
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public function drafts()
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{
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$drafts = new Pages([], $this->parent);
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foreach ($this->data as $pageKey => $page) {
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foreach ($page->drafts() as $draftKey => $draft) {
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$drafts->data[$draftKey] = $draft;
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}
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}
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return $drafts;
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}
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/**
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* Creates a pages collection from an array of props
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*
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* @param array $pages
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* @param Model $parent
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* @param array $inject
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* @param bool $draft
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* @return Pages
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*/
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public static function factory(array $pages, Model $model = null, bool $draft = false)
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{
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$model = $model ?? App::instance()->site();
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$children = new static([], $model);
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$kirby = $model->kirby();
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if (is_a($model, 'Kirby\Cms\Page') === true) {
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$parent = $model;
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$site = $model->site();
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} else {
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$parent = null;
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$site = $model;
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}
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foreach ($pages as $props) {
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$props['kirby'] = $kirby;
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$props['parent'] = $parent;
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$props['site'] = $site;
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$props['isDraft'] = $draft;
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$page = Page::factory($props);
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$children->data[$page->id()] = $page;
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}
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return $children;
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}
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/**
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* Returns all files of all children
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*
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* @return Files
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*/
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public function files(): Files
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{
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$files = new Files([], $this->parent);
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foreach ($this->data as $pageKey => $page) {
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foreach ($page->files() as $fileKey => $file) {
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$files->data[$fileKey] = $file;
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}
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}
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return $files;
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}
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/**
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* Finds a page in the collection by id.
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* This works recursively for children and
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* children of children, etc.
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*
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* @param string $id
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* @return mixed
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*/
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public function findById($id)
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{
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// remove trailing or leading slashes
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$id = trim($id, '/');
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// strip extensions from the id
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if (strpos($id, '.') !== false) {
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$info = pathinfo($id);
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if ($info['dirname'] !== '.') {
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$id = $info['dirname'] . '/' . $info['filename'];
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} else {
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$id = $info['filename'];
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}
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}
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// try the obvious way
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if ($page = $this->get($id)) {
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return $page;
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}
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$multiLang = App::instance()->multilang();
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if ($multiLang === true && $page = $this->findBy('slug', $id)) {
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return $page;
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}
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$start = is_a($this->parent, 'Kirby\Cms\Page') === true ? $this->parent->id() : '';
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$page = $this->findByIdRecursive($id, $start, $multiLang);
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return $page;
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}
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/**
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* Finds a child or child of a child recursively.
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*
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* @param string $id
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* @param string $startAt
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* @return mixed
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*/
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public function findByIdRecursive($id, $startAt = null, bool $multiLang = false)
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{
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$path = explode('/', $id);
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$collection = $this;
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$item = null;
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$query = $startAt;
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foreach ($path as $key) {
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$query = ltrim($query . '/' . $key, '/');
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$item = $collection->get($query) ?? null;
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if ($item === null && $multiLang === true) {
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$item = $collection->findBy('slug', $key);
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}
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if ($item === null) {
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return null;
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}
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$collection = $item->children();
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}
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return $item;
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}
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/**
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* Uses the specialized find by id method
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*
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* @param string $key
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* @return mixed
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*/
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public function findByKey($key)
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{
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return $this->findById($key);
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}
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/**
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* Alias for Pages::findById
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*
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* @param string $id
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* @return Page|null
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*/
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public function findByUri(string $id)
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{
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return $this->findById($id);
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}
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/**
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* Finds the currently open page
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*
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* @return Page|null
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*/
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public function findOpen()
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{
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return $this->findBy('isOpen', true);
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}
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/**
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* Custom getter that is able to find
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* extension pages
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*
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* @param string $key
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* @return Page|null
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*/
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public function get($key, $default = null)
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{
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if ($key === null) {
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return null;
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}
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if ($item = parent::get($key)) {
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return $item;
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}
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return App::instance()->extension('pages', $key);
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}
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/**
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* Returns all images of all children
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*
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* @return Files
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*/
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public function images(): Files
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{
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return $this->files()->filterBy("type", "image");
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}
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/**
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* Create a recursive flat index of all
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* pages and subpages, etc.
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*
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* @param bool $drafts
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* @return Pages
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*/
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public function index(bool $drafts = false): Pages
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{
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if (is_a($this->index, 'Kirby\Cms\Pages') === true) {
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return $this->index;
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}
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$this->index = new Pages([], $this->parent);
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foreach ($this->data as $pageKey => $page) {
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$this->index->data[$pageKey] = $page;
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foreach ($page->index($drafts) as $childKey => $child) {
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$this->index->data[$childKey] = $child;
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}
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}
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return $this->index;
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}
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/**
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* Deprecated alias for Pages::unlisted()
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*
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* @return self
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*/
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public function invisible(): self
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{
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return $this->filterBy('isUnlisted', '==', true);
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}
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/**
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* Returns all listed pages in the collection
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*
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* @return self
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*/
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public function listed(): self
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{
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return $this->filterBy('isListed', '==', true);
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}
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/**
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* Returns all unlisted pages in the collection
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*
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* @return self
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*/
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public function unlisted(): self
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{
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return $this->filterBy('isUnlisted', '==', true);
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}
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/**
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* Include all given items in the collection
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*
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* @return self
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*/
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public function merge(...$args): self
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{
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// merge multiple arguments at once
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if (count($args) > 1) {
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$collection = clone $this;
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foreach ($args as $arg) {
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$collection = $collection->merge($arg);
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}
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return $collection;
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}
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// merge all parent drafts
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if ($args[0] === 'drafts') {
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if ($parent = $this->parent()) {
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return $this->merge($parent->drafts());
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}
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return $this;
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}
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// merge an entire collection
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if (is_a($args[0], static::class) === true) {
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$collection = clone $this;
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$collection->data = array_merge($collection->data, $args[0]->data);
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return $collection;
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}
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// append a single page
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if (is_a($args[0], 'Kirby\Cms\Page') === true) {
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$collection = clone $this;
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return $collection->set($args[0]->id(), $args[0]);
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}
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// merge an array
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if (is_array($args[0]) === true) {
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$collection = clone $this;
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foreach ($args[0] as $arg) {
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$collection = $collection->merge($arg);
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}
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return $collection;
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}
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if (is_string($args[0]) === true) {
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return $this->merge(App::instance()->site()->find($args[0]));
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}
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return $this;
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}
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/**
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* Returns an array with all page numbers
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*
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* @return array
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*/
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public function nums(): array
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{
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return $this->pluck('num');
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}
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/*
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* Returns all listed and unlisted pages in the collection
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*
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* @return self
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*/
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public function published(): self
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{
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return $this->filterBy('isDraft', '==', false);
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}
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/**
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* Filter all pages by the given template
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*
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* @param null|string|array $template
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* @return self
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*/
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public function template($templates): self
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{
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if (empty($templates) === true) {
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return $this;
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}
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if (is_array($templates) === false) {
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$templates = [$templates];
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}
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return $this->filter(function ($page) use ($templates) {
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return in_array($page->intendedTemplate()->name(), $templates);
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});
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}
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/**
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* Returns all video files of all children
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*
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* @return Files
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*/
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public function videos(): Files
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{
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return $this->files()->filterBy("type", "video");
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}
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/**
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* Deprecated alias for Pages::listed()
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*
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* @return self
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*/
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public function visible(): self
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{
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return $this->filterBy('isListed', '==', true);
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}
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}
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