julienmonnerie/kirby/src/Cms/Pages.php
2025-04-21 18:57:21 +02:00

495 lines
10 KiB
PHP

<?php
namespace Kirby\Cms;
use Kirby\Exception\InvalidArgumentException;
use Kirby\Uuid\HasUuids;
/**
* The `$pages` object refers to a
* collection of pages. The pages in this
* collection can have the same or different
* parents, they can actually exist as
* subfolders in the content folder or be
* virtual pages created from a database,
* an Excel sheet, any API or any other
* source.
*
* @package Kirby Cms
* @author Bastian Allgeier <bastian@getkirby.com>
* @link https://getkirby.com
* @copyright Bastian Allgeier
* @license https://getkirby.com/license
*/
class Pages extends Collection
{
use HasUuids;
/**
* Cache for the index only listed and unlisted pages
*
* @var \Kirby\Cms\Pages|null
*/
protected $index = null;
/**
* Cache for the index all statuses also including drafts
*
* @var \Kirby\Cms\Pages|null
*/
protected $indexWithDrafts = null;
/**
* All registered pages methods
*/
public static array $methods = [];
/**
* Adds a single page or
* an entire second collection to the
* current collection
*
* @param \Kirby\Cms\Pages|\Kirby\Cms\Page|string $object
* @return $this
* @throws \Kirby\Exception\InvalidArgumentException When no `Page` or `Pages` object or an ID of an existing page is passed
*/
public function add($object): static
{
$site = App::instance()->site();
// add a pages collection
if ($object instanceof self) {
$this->data = array_merge($this->data, $object->data);
// add a page by id
} elseif (
is_string($object) === true &&
$page = $site->find($object)
) {
$this->__set($page->id(), $page);
// add a page object
} elseif ($object instanceof Page) {
$this->__set($object->id(), $object);
// give a useful error message on invalid input;
// silently ignore "empty" values for compatibility with existing setups
} elseif (in_array($object, [null, false, true], true) !== true) {
throw new InvalidArgumentException('You must pass a Pages or Page object or an ID of an existing page to the Pages collection');
}
return $this;
}
/**
* Returns all audio files of all children
*/
public function audio(): Files
{
return $this->files()->filter('type', 'audio');
}
/**
* Returns all children for each page in the array
*/
public function children(): Pages
{
$children = new Pages([]);
foreach ($this->data as $page) {
foreach ($page->children() as $childKey => $child) {
$children->data[$childKey] = $child;
}
}
return $children;
}
/**
* Returns all code files of all children
*/
public function code(): Files
{
return $this->files()->filter('type', 'code');
}
/**
* Returns all documents of all children
*/
public function documents(): Files
{
return $this->files()->filter('type', 'document');
}
/**
* Fetch all drafts for all pages in the collection
*/
public function drafts(): Pages
{
$drafts = new Pages([]);
foreach ($this->data as $page) {
foreach ($page->drafts() as $draftKey => $draft) {
$drafts->data[$draftKey] = $draft;
}
}
return $drafts;
}
/**
* Creates a pages collection from an array of props
*/
public static function factory(
array $pages,
Page|Site|null $model = null,
bool|null $draft = null
): static {
$model ??= App::instance()->site();
$children = new static([], $model);
if ($model instanceof Page) {
$parent = $model;
$site = $model->site();
} else {
$parent = null;
$site = $model;
}
foreach ($pages as $props) {
$props['parent'] = $parent;
$props['site'] = $site;
$props['isDraft'] = $draft ?? $props['isDraft'] ?? $props['draft'] ?? false;
$page = Page::factory($props);
$children->data[$page->id()] = $page;
}
return $children;
}
/**
* Returns all files of all children
*/
public function files(): Files
{
$files = new Files([], $this->parent);
foreach ($this->data as $page) {
foreach ($page->files() as $fileKey => $file) {
$files->data[$fileKey] = $file;
}
}
return $files;
}
/**
* Finds a page by its ID or URI
* @internal Use `$pages->find()` instead
*/
public function findByKey(string|null $key = null): Page|null
{
if ($key === null) {
return null;
}
if ($page = $this->findByUuid($key, 'page')) {
return $page;
}
// remove trailing or leading slashes
$key = trim($key, '/');
// strip extensions from the id
if (strpos($key, '.') !== false) {
$info = pathinfo($key);
if ($info['dirname'] !== '.') {
$key = $info['dirname'] . '/' . $info['filename'];
} else {
$key = $info['filename'];
}
}
// try the obvious way
if ($page = $this->get($key)) {
return $page;
}
$kirby = App::instance();
$multiLang = $kirby->multilang();
// try to find the page by its (translated) URI
// by stepping through the page tree
$start = $this->parent instanceof Page ? $this->parent->id() : '';
if ($page = $this->findByKeyRecursive($key, $start, $multiLang)) {
return $page;
}
// for secondary languages, try the full translated URI
// (for collections without parent that won't have a result above)
if (
$multiLang === true &&
$kirby->language()->isDefault() === false &&
$page = $this->findBy('uri', $key)
) {
return $page;
}
return null;
}
/**
* Finds a child or child of a child recursively
*
* @return mixed
*/
protected function findByKeyRecursive(
string $id,
string|null $startAt = null,
bool $multiLang = false
) {
$path = explode('/', $id);
$item = null;
$query = $startAt;
foreach ($path as $key) {
$collection = $item?->children() ?? $this;
$query = ltrim($query . '/' . $key, '/');
$item = $collection->get($query) ?? null;
if (
$item === null &&
$multiLang === true &&
App::instance()->language()->isDefault() === false
) {
if (count($path) > 1 || $collection->parent()) {
// either the desired path is definitely not a slug,
// or collection is the children of another collection
$item = $collection->findBy('slug', $key);
} else {
// desired path _could_ be a slug or a "top level" uri
$item = $collection->findBy('uri', $key);
}
}
if ($item === null) {
return null;
}
}
return $item;
}
/**
* Finds the currently open page
*/
public function findOpen(): Page|null
{
return $this->findBy('isOpen', true);
}
/**
* Custom getter that is able to find
* extension pages
*
* @param string $key
* @param mixed $default
* @return \Kirby\Cms\Page|null
*/
public function get($key, $default = null)
{
if ($key === null) {
return null;
}
if ($item = parent::get($key)) {
return $item;
}
return App::instance()->extension('pages', $key);
}
/**
* Returns all images of all children
*/
public function images(): Files
{
return $this->files()->filter('type', 'image');
}
/**
* Create a recursive flat index of all
* pages and subpages, etc.
*
* @return \Kirby\Cms\Pages
*/
public function index(bool $drafts = false)
{
// get object property by cache mode
$index = $drafts === true ? $this->indexWithDrafts : $this->index;
if ($index instanceof self) {
return $index;
}
$index = new Pages([]);
foreach ($this->data as $pageKey => $page) {
$index->data[$pageKey] = $page;
$pageIndex = $page->index($drafts);
if ($pageIndex) {
foreach ($pageIndex as $childKey => $child) {
$index->data[$childKey] = $child;
}
}
}
if ($drafts === true) {
return $this->indexWithDrafts = $index;
}
return $this->index = $index;
}
/**
* Returns all listed pages in the collection
*/
public function listed(): static
{
return $this->filter('isListed', '==', true);
}
/**
* Returns all unlisted pages in the collection
*/
public function unlisted(): static
{
return $this->filter('isUnlisted', '==', true);
}
/**
* Include all given items in the collection
*
* @param mixed ...$args
* @return $this|static
*/
public function merge(...$args)
{
// merge multiple arguments at once
if (count($args) > 1) {
$collection = clone $this;
foreach ($args as $arg) {
$collection = $collection->merge($arg);
}
return $collection;
}
// merge all parent drafts
if ($args[0] === 'drafts') {
if ($parent = $this->parent()) {
return $this->merge($parent->drafts());
}
return $this;
}
// merge an entire collection
if ($args[0] instanceof self) {
$collection = clone $this;
$collection->data = array_merge($collection->data, $args[0]->data);
return $collection;
}
// append a single page
if ($args[0] instanceof Page) {
$collection = clone $this;
return $collection->set($args[0]->id(), $args[0]);
}
// merge an array
if (is_array($args[0]) === true) {
$collection = clone $this;
foreach ($args[0] as $arg) {
$collection = $collection->merge($arg);
}
return $collection;
}
if (is_string($args[0]) === true) {
return $this->merge(App::instance()->site()->find($args[0]));
}
return $this;
}
/**
* Filter all pages by excluding the given template
* @since 3.3.0
*
* @param string|array $templates
* @return \Kirby\Cms\Pages
*/
public function notTemplate($templates)
{
if (empty($templates) === true) {
return $this;
}
if (is_array($templates) === false) {
$templates = [$templates];
}
return $this->filter(
fn ($page) =>
!in_array($page->intendedTemplate()->name(), $templates)
);
}
/**
* Returns an array with all page numbers
*/
public function nums(): array
{
return $this->pluck('num');
}
// Returns all listed and unlisted pages in the collection
public function published(): static
{
return $this->filter('isDraft', '==', false);
}
/**
* Filter all pages by the given template
*
* @param string|array $templates
* @return \Kirby\Cms\Pages
*/
public function template($templates)
{
if (empty($templates) === true) {
return $this;
}
if (is_array($templates) === false) {
$templates = [$templates];
}
return $this->filter(
fn ($page) =>
in_array($page->intendedTemplate()->name(), $templates)
);
}
/**
* Returns all video files of all children
*/
public function videos(): Files
{
return $this->files()->filter('type', 'video');
}
}