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001ffe81fb
Includes minor code layout fixes for better readability. See #48303. Built from https://develop.svn.wordpress.org/trunk@47122 git-svn-id: http://core.svn.wordpress.org/trunk@46922 1a063a9b-81f0-0310-95a4-ce76da25c4cd
732 lines
19 KiB
PHP
732 lines
19 KiB
PHP
<?php
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/**
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* Post API: WP_Post_Type class
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*
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* @package WordPress
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* @subpackage Post
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* @since 4.6.0
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*/
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/**
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* Core class used for interacting with post types.
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*
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* @since 4.6.0
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*
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* @see register_post_type()
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*/
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final class WP_Post_Type {
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/**
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* Post type key.
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*
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* @since 4.6.0
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* @var string $name
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*/
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public $name;
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/**
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* Name of the post type shown in the menu. Usually plural.
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*
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* @since 4.6.0
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* @var string $label
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*/
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public $label;
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/**
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* Labels object for this post type.
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*
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* If not set, post labels are inherited for non-hierarchical types
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* and page labels for hierarchical ones.
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*
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* @see get_post_type_labels()
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*
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* @since 4.6.0
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* @var object $labels
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*/
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public $labels;
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/**
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* A short descriptive summary of what the post type is.
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*
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* Default empty.
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*
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* @since 4.6.0
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* @var string $description
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*/
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public $description = '';
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/**
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* Whether a post type is intended for use publicly either via the admin interface or by front-end users.
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*
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* While the default settings of $exclude_from_search, $publicly_queryable, $show_ui, and $show_in_nav_menus
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* are inherited from public, each does not rely on this relationship and controls a very specific intention.
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*
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* Default false.
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*
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* @since 4.6.0
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* @var bool $public
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*/
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public $public = false;
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/**
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* Whether the post type is hierarchical (e.g. page).
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*
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* Default false.
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*
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* @since 4.6.0
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* @var bool $hierarchical
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*/
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public $hierarchical = false;
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/**
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* Whether to exclude posts with this post type from front end search
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* results.
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*
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* Default is the opposite value of $public.
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*
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* @since 4.6.0
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* @var bool $exclude_from_search
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*/
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public $exclude_from_search = null;
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/**
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* Whether queries can be performed on the front end for the post type as part of `parse_request()`.
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*
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* Endpoints would include:
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* - `?post_type={post_type_key}`
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* - `?{post_type_key}={single_post_slug}`
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* - `?{post_type_query_var}={single_post_slug}`
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*
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* Default is the value of $public.
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*
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* @since 4.6.0
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* @var bool $publicly_queryable
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*/
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public $publicly_queryable = null;
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/**
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* Whether to generate and allow a UI for managing this post type in the admin.
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*
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* Default is the value of $public.
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*
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* @since 4.6.0
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* @var bool $show_ui
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*/
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public $show_ui = null;
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/**
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* Where to show the post type in the admin menu.
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*
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* To work, $show_ui must be true. If true, the post type is shown in its own top level menu. If false, no menu is
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* shown. If a string of an existing top level menu (eg. 'tools.php' or 'edit.php?post_type=page'), the post type
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* will be placed as a sub-menu of that.
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*
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* Default is the value of $show_ui.
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*
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* @since 4.6.0
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* @var bool $show_in_menu
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*/
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public $show_in_menu = null;
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/**
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* Makes this post type available for selection in navigation menus.
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*
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* Default is the value $public.
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*
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* @since 4.6.0
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* @var bool $show_in_nav_menus
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*/
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public $show_in_nav_menus = null;
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/**
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* Makes this post type available via the admin bar.
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*
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* Default is the value of $show_in_menu.
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*
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* @since 4.6.0
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* @var bool $show_in_admin_bar
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*/
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public $show_in_admin_bar = null;
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/**
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* The position in the menu order the post type should appear.
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*
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* To work, $show_in_menu must be true. Default null (at the bottom).
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*
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* @since 4.6.0
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* @var int $menu_position
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*/
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public $menu_position = null;
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/**
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* The URL to the icon to be used for this menu.
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*
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* Pass a base64-encoded SVG using a data URI, which will be colored to match the color scheme.
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* This should begin with 'data:image/svg+xml;base64,'. Pass the name of a Dashicons helper class
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* to use a font icon, e.g. 'dashicons-chart-pie'. Pass 'none' to leave div.wp-menu-image empty
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* so an icon can be added via CSS.
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*
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* Defaults to use the posts icon.
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*
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* @since 4.6.0
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* @var string $menu_icon
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*/
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public $menu_icon = null;
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/**
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* The string to use to build the read, edit, and delete capabilities.
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*
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* May be passed as an array to allow for alternative plurals when using
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* this argument as a base to construct the capabilities, e.g.
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* array( 'story', 'stories' ). Default 'post'.
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*
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* @since 4.6.0
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* @var string $capability_type
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*/
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public $capability_type = 'post';
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/**
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* Whether to use the internal default meta capability handling.
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*
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* Default false.
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*
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* @since 4.6.0
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* @var bool $map_meta_cap
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*/
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public $map_meta_cap = false;
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/**
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* Provide a callback function that sets up the meta boxes for the edit form.
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*
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* Do `remove_meta_box()` and `add_meta_box()` calls in the callback. Default null.
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*
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* @since 4.6.0
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* @var string $register_meta_box_cb
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*/
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public $register_meta_box_cb = null;
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/**
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* An array of taxonomy identifiers that will be registered for the post type.
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*
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* Taxonomies can be registered later with `register_taxonomy()` or `register_taxonomy_for_object_type()`.
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*
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* Default empty array.
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*
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* @since 4.6.0
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* @var array $taxonomies
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*/
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public $taxonomies = array();
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/**
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* Whether there should be post type archives, or if a string, the archive slug to use.
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*
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* Will generate the proper rewrite rules if $rewrite is enabled. Default false.
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*
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* @since 4.6.0
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* @var bool|string $has_archive
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*/
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public $has_archive = false;
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/**
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* Sets the query_var key for this post type.
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*
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* Defaults to $post_type key. If false, a post type cannot be loaded at `?{query_var}={post_slug}`.
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* If specified as a string, the query `?{query_var_string}={post_slug}` will be valid.
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*
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* @since 4.6.0
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* @var string|bool $query_var
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*/
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public $query_var;
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/**
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* Whether to allow this post type to be exported.
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*
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* Default true.
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*
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* @since 4.6.0
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* @var bool $can_export
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*/
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public $can_export = true;
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/**
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* Whether to delete posts of this type when deleting a user.
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*
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* If true, posts of this type belonging to the user will be moved to trash when then user is deleted.
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* If false, posts of this type belonging to the user will *not* be trashed or deleted.
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* If not set (the default), posts are trashed if post_type_supports( 'author' ).
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* Otherwise posts are not trashed or deleted. Default null.
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*
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* @since 4.6.0
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* @var bool $delete_with_user
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*/
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public $delete_with_user = null;
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/**
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* Whether this post type is a native or "built-in" post_type.
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*
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* Default false.
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*
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* @since 4.6.0
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* @var bool $_builtin
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*/
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public $_builtin = false;
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/**
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* URL segment to use for edit link of this post type.
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*
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* Default 'post.php?post=%d'.
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*
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* @since 4.6.0
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* @var string $_edit_link
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*/
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public $_edit_link = 'post.php?post=%d';
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/**
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* Post type capabilities.
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*
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* @since 4.6.0
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* @var object $cap
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*/
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public $cap;
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/**
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* Triggers the handling of rewrites for this post type.
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*
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* Defaults to true, using $post_type as slug.
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*
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* @since 4.6.0
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* @var array|false $rewrite
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*/
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public $rewrite;
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/**
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* The features supported by the post type.
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*
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* @since 4.6.0
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* @var array|bool $supports
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*/
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public $supports;
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/**
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* Whether this post type should appear in the REST API.
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*
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* Default false. If true, standard endpoints will be registered with
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* respect to $rest_base and $rest_controller_class.
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*
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* @since 4.7.4
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* @var bool $show_in_rest
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*/
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public $show_in_rest;
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/**
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* The base path for this post type's REST API endpoints.
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*
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* @since 4.7.4
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* @var string|bool $rest_base
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*/
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public $rest_base;
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/**
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* The controller for this post type's REST API endpoints.
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*
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* Custom controllers must extend WP_REST_Controller.
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*
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* @since 4.7.4
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* @var string|bool $rest_controller_class
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*/
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public $rest_controller_class;
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/**
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* The controller instance for this post type's REST API endpoints.
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*
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* Lazily computed. Should be accessed using {@see WP_Post_Type::get_rest_controller()}.
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*
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* @since 5.3.0
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* @var WP_REST_Controller $rest_controller
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*/
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public $rest_controller;
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/**
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* Constructor.
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*
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* Will populate object properties from the provided arguments and assign other
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* default properties based on that information.
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*
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* @since 4.6.0
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*
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* @see register_post_type()
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*
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* @param string $post_type Post type key.
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* @param array|string $args Optional. Array or string of arguments for registering a post type.
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* Default empty array.
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*/
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public function __construct( $post_type, $args = array() ) {
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$this->name = $post_type;
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$this->set_props( $args );
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}
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/**
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* Sets post type properties.
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*
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* @since 4.6.0
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*
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* @param array|string $args Array or string of arguments for registering a post type.
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*/
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public function set_props( $args ) {
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$args = wp_parse_args( $args );
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/**
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* Filters the arguments for registering a post type.
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*
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* @since 4.4.0
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*
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* @param array $args Array of arguments for registering a post type.
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* @param string $post_type Post type key.
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*/
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$args = apply_filters( 'register_post_type_args', $args, $this->name );
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$has_edit_link = ! empty( $args['_edit_link'] );
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// Args prefixed with an underscore are reserved for internal use.
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$defaults = array(
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'labels' => array(),
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'description' => '',
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'public' => false,
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'hierarchical' => false,
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'exclude_from_search' => null,
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'publicly_queryable' => null,
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'show_ui' => null,
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'show_in_menu' => null,
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'show_in_nav_menus' => null,
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'show_in_admin_bar' => null,
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'menu_position' => null,
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'menu_icon' => null,
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'capability_type' => 'post',
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'capabilities' => array(),
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'map_meta_cap' => null,
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'supports' => array(),
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'register_meta_box_cb' => null,
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'taxonomies' => array(),
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'has_archive' => false,
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'rewrite' => true,
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'query_var' => true,
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'can_export' => true,
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'delete_with_user' => null,
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'show_in_rest' => false,
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'rest_base' => false,
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'rest_controller_class' => false,
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'_builtin' => false,
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'_edit_link' => 'post.php?post=%d',
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);
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$args = array_merge( $defaults, $args );
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$args['name'] = $this->name;
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// If not set, default to the setting for 'public'.
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if ( null === $args['publicly_queryable'] ) {
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$args['publicly_queryable'] = $args['public'];
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}
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// If not set, default to the setting for 'public'.
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if ( null === $args['show_ui'] ) {
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$args['show_ui'] = $args['public'];
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}
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// If not set, default to the setting for 'show_ui'.
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if ( null === $args['show_in_menu'] || ! $args['show_ui'] ) {
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$args['show_in_menu'] = $args['show_ui'];
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}
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// If not set, default to the setting for 'show_in_menu'.
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if ( null === $args['show_in_admin_bar'] ) {
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$args['show_in_admin_bar'] = (bool) $args['show_in_menu'];
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}
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// If not set, default to the setting for 'public'.
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if ( null === $args['show_in_nav_menus'] ) {
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$args['show_in_nav_menus'] = $args['public'];
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}
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// If not set, default to true if not public, false if public.
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if ( null === $args['exclude_from_search'] ) {
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$args['exclude_from_search'] = ! $args['public'];
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}
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// Back compat with quirky handling in version 3.0. #14122.
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if ( empty( $args['capabilities'] ) && null === $args['map_meta_cap'] && in_array( $args['capability_type'], array( 'post', 'page' ) ) ) {
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$args['map_meta_cap'] = true;
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}
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// If not set, default to false.
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if ( null === $args['map_meta_cap'] ) {
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$args['map_meta_cap'] = false;
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}
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// If there's no specified edit link and no UI, remove the edit link.
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if ( ! $args['show_ui'] && ! $has_edit_link ) {
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$args['_edit_link'] = '';
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}
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$this->cap = get_post_type_capabilities( (object) $args );
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unset( $args['capabilities'] );
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if ( is_array( $args['capability_type'] ) ) {
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$args['capability_type'] = $args['capability_type'][0];
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}
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if ( false !== $args['query_var'] ) {
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if ( true === $args['query_var'] ) {
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$args['query_var'] = $this->name;
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} else {
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$args['query_var'] = sanitize_title_with_dashes( $args['query_var'] );
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}
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}
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if ( false !== $args['rewrite'] && ( is_admin() || '' != get_option( 'permalink_structure' ) ) ) {
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if ( ! is_array( $args['rewrite'] ) ) {
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$args['rewrite'] = array();
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}
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if ( empty( $args['rewrite']['slug'] ) ) {
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$args['rewrite']['slug'] = $this->name;
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}
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if ( ! isset( $args['rewrite']['with_front'] ) ) {
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$args['rewrite']['with_front'] = true;
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}
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if ( ! isset( $args['rewrite']['pages'] ) ) {
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$args['rewrite']['pages'] = true;
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}
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if ( ! isset( $args['rewrite']['feeds'] ) || ! $args['has_archive'] ) {
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$args['rewrite']['feeds'] = (bool) $args['has_archive'];
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}
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if ( ! isset( $args['rewrite']['ep_mask'] ) ) {
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if ( isset( $args['permalink_epmask'] ) ) {
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$args['rewrite']['ep_mask'] = $args['permalink_epmask'];
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} else {
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$args['rewrite']['ep_mask'] = EP_PERMALINK;
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}
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}
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}
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foreach ( $args as $property_name => $property_value ) {
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$this->$property_name = $property_value;
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}
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$this->labels = get_post_type_labels( $this );
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$this->label = $this->labels->name;
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}
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/**
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* Sets the features support for the post type.
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*
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* @since 4.6.0
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*/
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public function add_supports() {
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if ( ! empty( $this->supports ) ) {
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foreach ( $this->supports as $feature => $args ) {
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if ( is_array( $args ) ) {
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add_post_type_support( $this->name, $feature, $args );
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} else {
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add_post_type_support( $this->name, $args );
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}
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}
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unset( $this->supports );
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} elseif ( false !== $this->supports ) {
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// Add default features.
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add_post_type_support( $this->name, array( 'title', 'editor' ) );
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}
|
|
}
|
|
|
|
/**
|
|
* Adds the necessary rewrite rules for the post type.
|
|
*
|
|
* @since 4.6.0
|
|
*
|
|
* @global WP_Rewrite $wp_rewrite WordPress rewrite component.
|
|
* @global WP $wp Current WordPress environment instance.
|
|
*/
|
|
public function add_rewrite_rules() {
|
|
global $wp_rewrite, $wp;
|
|
|
|
if ( false !== $this->query_var && $wp && is_post_type_viewable( $this ) ) {
|
|
$wp->add_query_var( $this->query_var );
|
|
}
|
|
|
|
if ( false !== $this->rewrite && ( is_admin() || '' != get_option( 'permalink_structure' ) ) ) {
|
|
if ( $this->hierarchical ) {
|
|
add_rewrite_tag( "%$this->name%", '(.+?)', $this->query_var ? "{$this->query_var}=" : "post_type=$this->name&pagename=" );
|
|
} else {
|
|
add_rewrite_tag( "%$this->name%", '([^/]+)', $this->query_var ? "{$this->query_var}=" : "post_type=$this->name&name=" );
|
|
}
|
|
|
|
if ( $this->has_archive ) {
|
|
$archive_slug = true === $this->has_archive ? $this->rewrite['slug'] : $this->has_archive;
|
|
if ( $this->rewrite['with_front'] ) {
|
|
$archive_slug = substr( $wp_rewrite->front, 1 ) . $archive_slug;
|
|
} else {
|
|
$archive_slug = $wp_rewrite->root . $archive_slug;
|
|
}
|
|
|
|
add_rewrite_rule( "{$archive_slug}/?$", "index.php?post_type=$this->name", 'top' );
|
|
if ( $this->rewrite['feeds'] && $wp_rewrite->feeds ) {
|
|
$feeds = '(' . trim( implode( '|', $wp_rewrite->feeds ) ) . ')';
|
|
add_rewrite_rule( "{$archive_slug}/feed/$feeds/?$", "index.php?post_type=$this->name" . '&feed=$matches[1]', 'top' );
|
|
add_rewrite_rule( "{$archive_slug}/$feeds/?$", "index.php?post_type=$this->name" . '&feed=$matches[1]', 'top' );
|
|
}
|
|
if ( $this->rewrite['pages'] ) {
|
|
add_rewrite_rule( "{$archive_slug}/{$wp_rewrite->pagination_base}/([0-9]{1,})/?$", "index.php?post_type=$this->name" . '&paged=$matches[1]', 'top' );
|
|
}
|
|
}
|
|
|
|
$permastruct_args = $this->rewrite;
|
|
$permastruct_args['feed'] = $permastruct_args['feeds'];
|
|
add_permastruct( $this->name, "{$this->rewrite['slug']}/%$this->name%", $permastruct_args );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Registers the post type meta box if a custom callback was specified.
|
|
*
|
|
* @since 4.6.0
|
|
*/
|
|
public function register_meta_boxes() {
|
|
if ( $this->register_meta_box_cb ) {
|
|
add_action( 'add_meta_boxes_' . $this->name, $this->register_meta_box_cb, 10, 1 );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds the future post hook action for the post type.
|
|
*
|
|
* @since 4.6.0
|
|
*/
|
|
public function add_hooks() {
|
|
add_action( 'future_' . $this->name, '_future_post_hook', 5, 2 );
|
|
}
|
|
|
|
/**
|
|
* Registers the taxonomies for the post type.
|
|
*
|
|
* @since 4.6.0
|
|
*/
|
|
public function register_taxonomies() {
|
|
foreach ( $this->taxonomies as $taxonomy ) {
|
|
register_taxonomy_for_object_type( $taxonomy, $this->name );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Removes the features support for the post type.
|
|
*
|
|
* @since 4.6.0
|
|
*
|
|
* @global array $_wp_post_type_features Post type features.
|
|
*/
|
|
public function remove_supports() {
|
|
global $_wp_post_type_features;
|
|
|
|
unset( $_wp_post_type_features[ $this->name ] );
|
|
}
|
|
|
|
/**
|
|
* Removes any rewrite rules, permastructs, and rules for the post type.
|
|
*
|
|
* @since 4.6.0
|
|
*
|
|
* @global WP_Rewrite $wp_rewrite WordPress rewrite component.
|
|
* @global WP $wp Current WordPress environment instance.
|
|
* @global array $post_type_meta_caps Used to remove meta capabilities.
|
|
*/
|
|
public function remove_rewrite_rules() {
|
|
global $wp, $wp_rewrite, $post_type_meta_caps;
|
|
|
|
// Remove query var.
|
|
if ( false !== $this->query_var ) {
|
|
$wp->remove_query_var( $this->query_var );
|
|
}
|
|
|
|
// Remove any rewrite rules, permastructs, and rules.
|
|
if ( false !== $this->rewrite ) {
|
|
remove_rewrite_tag( "%$this->name%" );
|
|
remove_permastruct( $this->name );
|
|
foreach ( $wp_rewrite->extra_rules_top as $regex => $query ) {
|
|
if ( false !== strpos( $query, "index.php?post_type=$this->name" ) ) {
|
|
unset( $wp_rewrite->extra_rules_top[ $regex ] );
|
|
}
|
|
}
|
|
}
|
|
|
|
// Remove registered custom meta capabilities.
|
|
foreach ( $this->cap as $cap ) {
|
|
unset( $post_type_meta_caps[ $cap ] );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Unregisters the post type meta box if a custom callback was specified.
|
|
*
|
|
* @since 4.6.0
|
|
*/
|
|
public function unregister_meta_boxes() {
|
|
if ( $this->register_meta_box_cb ) {
|
|
remove_action( 'add_meta_boxes_' . $this->name, $this->register_meta_box_cb, 10 );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Removes the post type from all taxonomies.
|
|
*
|
|
* @since 4.6.0
|
|
*/
|
|
public function unregister_taxonomies() {
|
|
foreach ( get_object_taxonomies( $this->name ) as $taxonomy ) {
|
|
unregister_taxonomy_for_object_type( $taxonomy, $this->name );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Removes the future post hook action for the post type.
|
|
*
|
|
* @since 4.6.0
|
|
*/
|
|
public function remove_hooks() {
|
|
remove_action( 'future_' . $this->name, '_future_post_hook', 5 );
|
|
}
|
|
|
|
/**
|
|
* Gets the REST API controller for this post type.
|
|
*
|
|
* Will only instantiate the controller class once per request.
|
|
*
|
|
* @since 5.3.0
|
|
*
|
|
* @return WP_REST_Controller|null The controller instance, or null if the post type
|
|
* is set not to show in rest.
|
|
*/
|
|
public function get_rest_controller() {
|
|
if ( ! $this->show_in_rest ) {
|
|
return null;
|
|
}
|
|
|
|
$class = $this->rest_controller_class ? $this->rest_controller_class : WP_REST_Posts_Controller::class;
|
|
|
|
if ( ! class_exists( $class ) ) {
|
|
return null;
|
|
}
|
|
|
|
if ( ! is_subclass_of( $class, WP_REST_Controller::class ) ) {
|
|
return null;
|
|
}
|
|
|
|
if ( ! $this->rest_controller ) {
|
|
$this->rest_controller = new $class( $this->name );
|
|
}
|
|
|
|
if ( ! ( $this->rest_controller instanceof $class ) ) {
|
|
return null;
|
|
}
|
|
|
|
return $this->rest_controller;
|
|
}
|
|
}
|