1945 lines
59 KiB
PHP
1945 lines
59 KiB
PHP
<?php
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/**
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* Rewrite API: WP_Rewrite class
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*
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* @package WordPress
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* @subpackage Rewrite
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* @since 1.5.0
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*/
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/**
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* Core class used to implement a rewrite component API.
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*
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* The WordPress Rewrite class writes the rewrite module rules to the .htaccess
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* file. It also handles parsing the request to get the correct setup for the
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* WordPress Query class.
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*
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* The Rewrite along with WP class function as a front controller for WordPress.
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* You can add rules to trigger your page view and processing using this
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* component. The full functionality of a front controller does not exist,
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* meaning you can't define how the template files load based on the rewrite
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* rules.
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*
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* @since 1.5.0
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*/
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class WP_Rewrite {
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/**
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* Permalink structure for posts.
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*
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* @since 1.5.0
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* @var string
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*/
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public $permalink_structure;
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/**
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* Whether to add trailing slashes.
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*
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* @since 2.2.0
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* @var bool
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*/
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public $use_trailing_slashes;
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/**
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* Base for the author permalink structure (example.com/$author_base/authorname).
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*
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* @since 1.5.0
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* @var string
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*/
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var $author_base = 'author';
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/**
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* Permalink structure for author archives.
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*
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* @since 1.5.0
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* @var string
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*/
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var $author_structure;
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/**
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* Permalink structure for date archives.
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*
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* @since 1.5.0
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* @var string
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*/
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var $date_structure;
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/**
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* Permalink structure for pages.
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*
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* @since 1.5.0
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* @var string
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*/
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var $page_structure;
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/**
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* Base of the search permalink structure (example.com/$search_base/query).
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*
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* @since 1.5.0
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* @var string
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*/
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var $search_base = 'search';
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/**
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* Permalink structure for searches.
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*
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* @since 1.5.0
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* @var string
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*/
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var $search_structure;
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/**
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* Comments permalink base.
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*
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* @since 1.5.0
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* @var string
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*/
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var $comments_base = 'comments';
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/**
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* Pagination permalink base.
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*
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* @since 3.1.0
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* @var string
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*/
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public $pagination_base = 'page';
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/**
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* Comments pagination permalink base.
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*
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* @since 4.2.0
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* @var string
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*/
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var $comments_pagination_base = 'comment-page';
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/**
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* Feed permalink base.
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*
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* @since 1.5.0
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* @var string
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*/
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var $feed_base = 'feed';
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/**
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* Comments feed permalink structure.
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*
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* @since 1.5.0
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* @var string
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*/
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var $comment_feed_structure;
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/**
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* Feed request permalink structure.
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*
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* @since 1.5.0
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* @var string
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*/
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var $feed_structure;
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/**
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* The static portion of the post permalink structure.
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*
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* If the permalink structure is "/archive/%post_id%" then the front
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* is "/archive/". If the permalink structure is "/%year%/%postname%/"
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* then the front is "/".
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*
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* @since 1.5.0
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* @var string
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*
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* @see WP_Rewrite::init()
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*/
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public $front;
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/**
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* The prefix for all permalink structures.
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*
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* If PATHINFO/index permalinks are in use then the root is the value of
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* `WP_Rewrite::$index` with a trailing slash appended. Otherwise the root
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* will be empty.
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*
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* @since 1.5.0
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* @var string
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*
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* @see WP_Rewrite::init()
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* @see WP_Rewrite::using_index_permalinks()
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*/
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public $root = '';
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/**
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* The name of the index file which is the entry point to all requests.
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*
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* @since 1.5.0
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* @var string
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*/
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public $index = 'index.php';
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/**
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* Variable name to use for regex matches in the rewritten query.
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*
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* @since 1.5.0
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* @var string
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*/
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var $matches = '';
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/**
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* Rewrite rules to match against the request to find the redirect or query.
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*
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* @since 1.5.0
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* @var array
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*/
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var $rules;
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/**
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* Additional rules added external to the rewrite class.
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*
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* Those not generated by the class, see add_rewrite_rule().
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*
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* @since 2.1.0
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* @var array
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*/
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var $extra_rules = array();
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/**
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* Additional rules that belong at the beginning to match first.
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*
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* Those not generated by the class, see add_rewrite_rule().
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*
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* @since 2.3.0
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* @var array
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*/
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var $extra_rules_top = array();
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/**
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* Rules that don't redirect to WordPress' index.php.
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*
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* These rules are written to the mod_rewrite portion of the .htaccess,
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* and are added by add_external_rule().
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*
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* @since 2.1.0
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* @var array
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*/
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var $non_wp_rules = array();
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/**
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* Extra permalink structures, e.g. categories, added by add_permastruct().
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*
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* @since 2.1.0
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* @var array
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*/
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var $extra_permastructs = array();
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/**
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* Endpoints (like /trackback/) added by add_rewrite_endpoint().
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*
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* @since 2.1.0
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* @var array
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*/
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var $endpoints;
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/**
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* Whether to write every mod_rewrite rule for WordPress into the .htaccess file.
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*
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* This is off by default, turning it on might print a lot of rewrite rules
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* to the .htaccess file.
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*
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* @since 2.0.0
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* @var bool
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*
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* @see WP_Rewrite::mod_rewrite_rules()
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*/
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public $use_verbose_rules = false;
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/**
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* Could post permalinks be confused with those of pages?
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*
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* If the first rewrite tag in the post permalink structure is one that could
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* also match a page name (e.g. %postname% or %author%) then this flag is
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* set to true. Prior to WordPress 3.3 this flag indicated that every page
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* would have a set of rules added to the top of the rewrite rules array.
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* Now it tells WP::parse_request() to check if a URL matching the page
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* permastruct is actually a page before accepting it.
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*
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* @since 2.5.0
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* @var bool
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*
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* @see WP_Rewrite::init()
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*/
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public $use_verbose_page_rules = true;
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/**
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* Rewrite tags that can be used in permalink structures.
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*
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* These are translated into the regular expressions stored in
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* `WP_Rewrite::$rewritereplace` and are rewritten to the query
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* variables listed in WP_Rewrite::$queryreplace.
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*
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* Additional tags can be added with add_rewrite_tag().
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*
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* @since 1.5.0
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* @var array
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*/
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var $rewritecode = array(
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'%year%',
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'%monthnum%',
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'%day%',
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'%hour%',
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'%minute%',
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'%second%',
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'%postname%',
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'%post_id%',
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'%author%',
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'%pagename%',
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'%search%',
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);
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/**
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* Regular expressions to be substituted into rewrite rules in place
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* of rewrite tags, see WP_Rewrite::$rewritecode.
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*
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* @since 1.5.0
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* @var array
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*/
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var $rewritereplace = array(
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'([0-9]{4})',
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'([0-9]{1,2})',
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'([0-9]{1,2})',
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'([0-9]{1,2})',
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'([0-9]{1,2})',
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'([0-9]{1,2})',
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'([^/]+)',
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'([0-9]+)',
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'([^/]+)',
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'([^/]+?)',
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'(.+)',
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);
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/**
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* Query variables that rewrite tags map to, see WP_Rewrite::$rewritecode.
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*
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* @since 1.5.0
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* @var array
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*/
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var $queryreplace = array(
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'year=',
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'monthnum=',
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'day=',
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'hour=',
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'minute=',
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'second=',
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'name=',
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'p=',
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'author_name=',
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'pagename=',
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's=',
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);
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/**
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* Supported default feeds.
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*
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* @since 1.5.0
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* @var array
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*/
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public $feeds = array( 'feed', 'rdf', 'rss', 'rss2', 'atom' );
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/**
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* Determines whether permalinks are being used.
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*
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* This can be either rewrite module or permalink in the HTTP query string.
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*
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* @since 1.5.0
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*
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* @return bool True, if permalinks are enabled.
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*/
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public function using_permalinks() {
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return ! empty( $this->permalink_structure );
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}
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/**
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* Determines whether permalinks are being used and rewrite module is not enabled.
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*
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* Means that permalink links are enabled and index.php is in the URL.
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*
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* @since 1.5.0
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*
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* @return bool Whether permalink links are enabled and index.php is in the URL.
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*/
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public function using_index_permalinks() {
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if ( empty( $this->permalink_structure ) ) {
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return false;
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}
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// If the index is not in the permalink, we're using mod_rewrite.
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return preg_match( '#^/*' . $this->index . '#', $this->permalink_structure );
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}
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/**
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* Determines whether permalinks are being used and rewrite module is enabled.
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*
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* Using permalinks and index.php is not in the URL.
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*
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* @since 1.5.0
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*
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* @return bool Whether permalink links are enabled and index.php is NOT in the URL.
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*/
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public function using_mod_rewrite_permalinks() {
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return $this->using_permalinks() && ! $this->using_index_permalinks();
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}
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/**
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* Indexes for matches for usage in preg_*() functions.
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*
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* The format of the string is, with empty matches property value, '$NUM'.
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* The 'NUM' will be replaced with the value in the $number parameter. With
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* the matches property not empty, the value of the returned string will
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* contain that value of the matches property. The format then will be
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* '$MATCHES[NUM]', with MATCHES as the value in the property and NUM the
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* value of the $number parameter.
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*
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* @since 1.5.0
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*
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* @param int $number Index number.
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* @return string
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*/
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public function preg_index( $number ) {
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$match_prefix = '$';
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$match_suffix = '';
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if ( ! empty( $this->matches ) ) {
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$match_prefix = '$' . $this->matches . '[';
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$match_suffix = ']';
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}
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return "$match_prefix$number$match_suffix";
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}
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/**
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* Retrieves all page and attachments for pages URIs.
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*
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* The attachments are for those that have pages as parents and will be
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* retrieved.
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*
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* @since 2.5.0
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*
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* @global wpdb $wpdb WordPress database abstraction object.
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*
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* @return array Array of page URIs as first element and attachment URIs as second element.
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*/
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public function page_uri_index() {
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global $wpdb;
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// Get pages in order of hierarchy, i.e. children after parents.
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$pages = $wpdb->get_results( "SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE post_type = 'page' AND post_status != 'auto-draft'" );
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$posts = get_page_hierarchy( $pages );
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// If we have no pages get out quick.
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if ( ! $posts ) {
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return array( array(), array() );
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}
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// Now reverse it, because we need parents after children for rewrite rules to work properly.
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$posts = array_reverse( $posts, true );
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$page_uris = array();
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$page_attachment_uris = array();
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foreach ( $posts as $id => $post ) {
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// URL => page name.
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$uri = get_page_uri( $id );
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$attachments = $wpdb->get_results( $wpdb->prepare( "SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE post_type = 'attachment' AND post_parent = %d", $id ) );
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if ( ! empty( $attachments ) ) {
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foreach ( $attachments as $attachment ) {
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$attach_uri = get_page_uri( $attachment->ID );
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$page_attachment_uris[ $attach_uri ] = $attachment->ID;
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}
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}
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$page_uris[ $uri ] = $id;
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}
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return array( $page_uris, $page_attachment_uris );
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}
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/**
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* Retrieves all of the rewrite rules for pages.
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*
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* @since 1.5.0
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*
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* @return string[] Page rewrite rules.
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*/
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public function page_rewrite_rules() {
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// The extra .? at the beginning prevents clashes with other regular expressions in the rules array.
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$this->add_rewrite_tag( '%pagename%', '(.?.+?)', 'pagename=' );
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return $this->generate_rewrite_rules( $this->get_page_permastruct(), EP_PAGES, true, true, false, false );
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}
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/**
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* Retrieves date permalink structure, with year, month, and day.
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*
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* The permalink structure for the date, if not set already depends on the
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* permalink structure. It can be one of three formats. The first is year,
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* month, day; the second is day, month, year; and the last format is month,
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* day, year. These are matched against the permalink structure for which
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* one is used. If none matches, then the default will be used, which is
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* year, month, day.
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*
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* Prevents post ID and date permalinks from overlapping. In the case of
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* post_id, the date permalink will be prepended with front permalink with
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* 'date/' before the actual permalink to form the complete date permalink
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* structure.
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*
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* @since 1.5.0
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*
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* @return string|false Date permalink structure on success, false on failure.
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*/
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public function get_date_permastruct() {
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if ( isset( $this->date_structure ) ) {
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return $this->date_structure;
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}
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if ( empty( $this->permalink_structure ) ) {
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$this->date_structure = '';
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return false;
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}
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// The date permalink must have year, month, and day separated by slashes.
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$endians = array( '%year%/%monthnum%/%day%', '%day%/%monthnum%/%year%', '%monthnum%/%day%/%year%' );
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$this->date_structure = '';
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$date_endian = '';
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foreach ( $endians as $endian ) {
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if ( false !== strpos( $this->permalink_structure, $endian ) ) {
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$date_endian = $endian;
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break;
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}
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}
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if ( empty( $date_endian ) ) {
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$date_endian = '%year%/%monthnum%/%day%';
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}
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/*
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* Do not allow the date tags and %post_id% to overlap in the permalink
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* structure. If they do, move the date tags to $front/date/.
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*/
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$front = $this->front;
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preg_match_all( '/%.+?%/', $this->permalink_structure, $tokens );
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$tok_index = 1;
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foreach ( (array) $tokens[0] as $token ) {
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if ( '%post_id%' == $token && ( $tok_index <= 3 ) ) {
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$front = $front . 'date/';
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break;
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}
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$tok_index++;
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}
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$this->date_structure = $front . $date_endian;
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return $this->date_structure;
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}
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/**
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* Retrieves the year permalink structure without month and day.
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*
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* Gets the date permalink structure and strips out the month and day
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* permalink structures.
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*
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* @since 1.5.0
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*
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* @return string|false Year permalink structure on success, false on failure.
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*/
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public function get_year_permastruct() {
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$structure = $this->get_date_permastruct();
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if ( empty( $structure ) ) {
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return false;
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}
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$structure = str_replace( '%monthnum%', '', $structure );
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$structure = str_replace( '%day%', '', $structure );
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$structure = preg_replace( '#/+#', '/', $structure );
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return $structure;
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}
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/**
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* Retrieves the month permalink structure without day and with year.
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*
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* Gets the date permalink structure and strips out the day permalink
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* structures. Keeps the year permalink structure.
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*
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* @since 1.5.0
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*
|
|
* @return string|false Year/Month permalink structure on success, false on failure.
|
|
*/
|
|
public function get_month_permastruct() {
|
|
$structure = $this->get_date_permastruct();
|
|
|
|
if ( empty( $structure ) ) {
|
|
return false;
|
|
}
|
|
|
|
$structure = str_replace( '%day%', '', $structure );
|
|
$structure = preg_replace( '#/+#', '/', $structure );
|
|
|
|
return $structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the day permalink structure with month and year.
|
|
*
|
|
* Keeps date permalink structure with all year, month, and day.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string|false Year/Month/Day permalink structure on success, false on failure.
|
|
*/
|
|
public function get_day_permastruct() {
|
|
return $this->get_date_permastruct();
|
|
}
|
|
|
|
/**
|
|
* Retrieves the permalink structure for categories.
|
|
*
|
|
* If the category_base property has no value, then the category structure
|
|
* will have the front property value, followed by 'category', and finally
|
|
* '%category%'. If it does, then the root property will be used, along with
|
|
* the category_base property value.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string|false Category permalink structure on success, false on failure.
|
|
*/
|
|
public function get_category_permastruct() {
|
|
return $this->get_extra_permastruct( 'category' );
|
|
}
|
|
|
|
/**
|
|
* Retrieve the permalink structure for tags.
|
|
*
|
|
* If the tag_base property has no value, then the tag structure will have
|
|
* the front property value, followed by 'tag', and finally '%tag%'. If it
|
|
* does, then the root property will be used, along with the tag_base
|
|
* property value.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @return string|false Tag permalink structure on success, false on failure.
|
|
*/
|
|
public function get_tag_permastruct() {
|
|
return $this->get_extra_permastruct( 'post_tag' );
|
|
}
|
|
|
|
/**
|
|
* Retrieves an extra permalink structure by name.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $name Permalink structure name.
|
|
* @return string|false Permalink structure string on success, false on failure.
|
|
*/
|
|
public function get_extra_permastruct( $name ) {
|
|
if ( empty( $this->permalink_structure ) ) {
|
|
return false;
|
|
}
|
|
|
|
if ( isset( $this->extra_permastructs[ $name ] ) ) {
|
|
return $this->extra_permastructs[ $name ]['struct'];
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the author permalink structure.
|
|
*
|
|
* The permalink structure is front property, author base, and finally
|
|
* '/%author%'. Will set the author_structure property and then return it
|
|
* without attempting to set the value again.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string|false Author permalink structure on success, false on failure.
|
|
*/
|
|
public function get_author_permastruct() {
|
|
if ( isset( $this->author_structure ) ) {
|
|
return $this->author_structure;
|
|
}
|
|
|
|
if ( empty( $this->permalink_structure ) ) {
|
|
$this->author_structure = '';
|
|
return false;
|
|
}
|
|
|
|
$this->author_structure = $this->front . $this->author_base . '/%author%';
|
|
|
|
return $this->author_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the search permalink structure.
|
|
*
|
|
* The permalink structure is root property, search base, and finally
|
|
* '/%search%'. Will set the search_structure property and then return it
|
|
* without attempting to set the value again.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string|false Search permalink structure on success, false on failure.
|
|
*/
|
|
public function get_search_permastruct() {
|
|
if ( isset( $this->search_structure ) ) {
|
|
return $this->search_structure;
|
|
}
|
|
|
|
if ( empty( $this->permalink_structure ) ) {
|
|
$this->search_structure = '';
|
|
return false;
|
|
}
|
|
|
|
$this->search_structure = $this->root . $this->search_base . '/%search%';
|
|
|
|
return $this->search_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the page permalink structure.
|
|
*
|
|
* The permalink structure is root property, and '%pagename%'. Will set the
|
|
* page_structure property and then return it without attempting to set the
|
|
* value again.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string|false Page permalink structure on success, false on failure.
|
|
*/
|
|
public function get_page_permastruct() {
|
|
if ( isset( $this->page_structure ) ) {
|
|
return $this->page_structure;
|
|
}
|
|
|
|
if ( empty( $this->permalink_structure ) ) {
|
|
$this->page_structure = '';
|
|
return false;
|
|
}
|
|
|
|
$this->page_structure = $this->root . '%pagename%';
|
|
|
|
return $this->page_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the feed permalink structure.
|
|
*
|
|
* The permalink structure is root property, feed base, and finally
|
|
* '/%feed%'. Will set the feed_structure property and then return it
|
|
* without attempting to set the value again.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string|false Feed permalink structure on success, false on failure.
|
|
*/
|
|
public function get_feed_permastruct() {
|
|
if ( isset( $this->feed_structure ) ) {
|
|
return $this->feed_structure;
|
|
}
|
|
|
|
if ( empty( $this->permalink_structure ) ) {
|
|
$this->feed_structure = '';
|
|
return false;
|
|
}
|
|
|
|
$this->feed_structure = $this->root . $this->feed_base . '/%feed%';
|
|
|
|
return $this->feed_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the comment feed permalink structure.
|
|
*
|
|
* The permalink structure is root property, comment base property, feed
|
|
* base and finally '/%feed%'. Will set the comment_feed_structure property
|
|
* and then return it without attempting to set the value again.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string|false Comment feed permalink structure on success, false on failure.
|
|
*/
|
|
public function get_comment_feed_permastruct() {
|
|
if ( isset( $this->comment_feed_structure ) ) {
|
|
return $this->comment_feed_structure;
|
|
}
|
|
|
|
if ( empty( $this->permalink_structure ) ) {
|
|
$this->comment_feed_structure = '';
|
|
return false;
|
|
}
|
|
|
|
$this->comment_feed_structure = $this->root . $this->comments_base . '/' . $this->feed_base . '/%feed%';
|
|
|
|
return $this->comment_feed_structure;
|
|
}
|
|
|
|
/**
|
|
* Adds or updates existing rewrite tags (e.g. %postname%).
|
|
*
|
|
* If the tag already exists, replace the existing pattern and query for
|
|
* that tag, otherwise add the new tag.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @see WP_Rewrite::$rewritecode
|
|
* @see WP_Rewrite::$rewritereplace
|
|
* @see WP_Rewrite::$queryreplace
|
|
*
|
|
* @param string $tag Name of the rewrite tag to add or update.
|
|
* @param string $regex Regular expression to substitute the tag for in rewrite rules.
|
|
* @param string $query String to append to the rewritten query. Must end in '='.
|
|
*/
|
|
public function add_rewrite_tag( $tag, $regex, $query ) {
|
|
$position = array_search( $tag, $this->rewritecode, true );
|
|
if ( false !== $position && null !== $position ) {
|
|
$this->rewritereplace[ $position ] = $regex;
|
|
$this->queryreplace[ $position ] = $query;
|
|
} else {
|
|
$this->rewritecode[] = $tag;
|
|
$this->rewritereplace[] = $regex;
|
|
$this->queryreplace[] = $query;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Removes an existing rewrite tag.
|
|
*
|
|
* @since 4.5.0
|
|
*
|
|
* @see WP_Rewrite::$rewritecode
|
|
* @see WP_Rewrite::$rewritereplace
|
|
* @see WP_Rewrite::$queryreplace
|
|
*
|
|
* @param string $tag Name of the rewrite tag to remove.
|
|
*/
|
|
public function remove_rewrite_tag( $tag ) {
|
|
$position = array_search( $tag, $this->rewritecode, true );
|
|
if ( false !== $position && null !== $position ) {
|
|
unset( $this->rewritecode[ $position ] );
|
|
unset( $this->rewritereplace[ $position ] );
|
|
unset( $this->queryreplace[ $position ] );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Generates rewrite rules from a permalink structure.
|
|
*
|
|
* The main WP_Rewrite function for building the rewrite rule list. The
|
|
* contents of the function is a mix of black magic and regular expressions,
|
|
* so best just ignore the contents and move to the parameters.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string $permalink_structure The permalink structure.
|
|
* @param int $ep_mask Optional. Endpoint mask defining what endpoints are added to the structure.
|
|
* Accepts `EP_NONE`, `EP_PERMALINK`, `EP_ATTACHMENT`, `EP_DATE`, `EP_YEAR`,
|
|
* `EP_MONTH`, `EP_DAY`, `EP_ROOT`, `EP_COMMENTS`, `EP_SEARCH`, `EP_CATEGORIES`,
|
|
* `EP_TAGS`, `EP_AUTHORS`, `EP_PAGES`, `EP_ALL_ARCHIVES`, and `EP_ALL`.
|
|
* Default `EP_NONE`.
|
|
* @param bool $paged Optional. Whether archive pagination rules should be added for the structure.
|
|
* Default true.
|
|
* @param bool $feed Optional Whether feed rewrite rules should be added for the structure.
|
|
* Default true.
|
|
* @param bool $forcomments Optional. Whether the feed rules should be a query for a comments feed.
|
|
* Default false.
|
|
* @param bool $walk_dirs Optional. Whether the 'directories' making up the structure should be walked
|
|
* over and rewrite rules built for each in-turn. Default true.
|
|
* @param bool $endpoints Optional. Whether endpoints should be applied to the generated rewrite rules.
|
|
* Default true.
|
|
* @return string[] Array of rewrite rules keyed by their regex pattern.
|
|
*/
|
|
public function generate_rewrite_rules( $permalink_structure, $ep_mask = EP_NONE, $paged = true, $feed = true, $forcomments = false, $walk_dirs = true, $endpoints = true ) {
|
|
// Build a regex to match the feed section of URLs, something like (feed|atom|rss|rss2)/?
|
|
$feedregex2 = '';
|
|
foreach ( (array) $this->feeds as $feed_name ) {
|
|
$feedregex2 .= $feed_name . '|';
|
|
}
|
|
$feedregex2 = '(' . trim( $feedregex2, '|' ) . ')/?$';
|
|
|
|
/*
|
|
* $feedregex is identical but with /feed/ added on as well, so URLs like <permalink>/feed/atom
|
|
* and <permalink>/atom are both possible
|
|
*/
|
|
$feedregex = $this->feed_base . '/' . $feedregex2;
|
|
|
|
// Build a regex to match the trackback and page/xx parts of URLs.
|
|
$trackbackregex = 'trackback/?$';
|
|
$pageregex = $this->pagination_base . '/?([0-9]{1,})/?$';
|
|
$commentregex = $this->comments_pagination_base . '-([0-9]{1,})/?$';
|
|
$embedregex = 'embed/?$';
|
|
|
|
// Build up an array of endpoint regexes to append => queries to append.
|
|
if ( $endpoints ) {
|
|
$ep_query_append = array();
|
|
foreach ( (array) $this->endpoints as $endpoint ) {
|
|
// Match everything after the endpoint name, but allow for nothing to appear there.
|
|
$epmatch = $endpoint[1] . '(/(.*))?/?$';
|
|
|
|
// This will be appended on to the rest of the query for each dir.
|
|
$epquery = '&' . $endpoint[2] . '=';
|
|
$ep_query_append[ $epmatch ] = array( $endpoint[0], $epquery );
|
|
}
|
|
}
|
|
|
|
// Get everything up to the first rewrite tag.
|
|
$front = substr( $permalink_structure, 0, strpos( $permalink_structure, '%' ) );
|
|
|
|
// Build an array of the tags (note that said array ends up being in $tokens[0]).
|
|
preg_match_all( '/%.+?%/', $permalink_structure, $tokens );
|
|
|
|
$num_tokens = count( $tokens[0] );
|
|
|
|
$index = $this->index; // Probably 'index.php'.
|
|
$feedindex = $index;
|
|
$trackbackindex = $index;
|
|
$embedindex = $index;
|
|
|
|
/*
|
|
* Build a list from the rewritecode and queryreplace arrays, that will look something
|
|
* like tagname=$matches[i] where i is the current $i.
|
|
*/
|
|
$queries = array();
|
|
for ( $i = 0; $i < $num_tokens; ++$i ) {
|
|
if ( 0 < $i ) {
|
|
$queries[ $i ] = $queries[ $i - 1 ] . '&';
|
|
} else {
|
|
$queries[ $i ] = '';
|
|
}
|
|
|
|
$query_token = str_replace( $this->rewritecode, $this->queryreplace, $tokens[0][ $i ] ) . $this->preg_index( $i + 1 );
|
|
$queries[ $i ] .= $query_token;
|
|
}
|
|
|
|
// Get the structure, minus any cruft (stuff that isn't tags) at the front.
|
|
$structure = $permalink_structure;
|
|
if ( '/' !== $front ) {
|
|
$structure = str_replace( $front, '', $structure );
|
|
}
|
|
|
|
/*
|
|
* Create a list of dirs to walk over, making rewrite rules for each level
|
|
* so for example, a $structure of /%year%/%monthnum%/%postname% would create
|
|
* rewrite rules for /%year%/, /%year%/%monthnum%/ and /%year%/%monthnum%/%postname%
|
|
*/
|
|
$structure = trim( $structure, '/' );
|
|
$dirs = $walk_dirs ? explode( '/', $structure ) : array( $structure );
|
|
$num_dirs = count( $dirs );
|
|
|
|
// Strip slashes from the front of $front.
|
|
$front = preg_replace( '|^/+|', '', $front );
|
|
|
|
// The main workhorse loop.
|
|
$post_rewrite = array();
|
|
$struct = $front;
|
|
for ( $j = 0; $j < $num_dirs; ++$j ) {
|
|
// Get the struct for this dir, and trim slashes off the front.
|
|
$struct .= $dirs[ $j ] . '/'; // Accumulate. see comment near explode('/', $structure) above.
|
|
$struct = ltrim( $struct, '/' );
|
|
|
|
// Replace tags with regexes.
|
|
$match = str_replace( $this->rewritecode, $this->rewritereplace, $struct );
|
|
|
|
// Make a list of tags, and store how many there are in $num_toks.
|
|
$num_toks = preg_match_all( '/%.+?%/', $struct, $toks );
|
|
|
|
// Get the 'tagname=$matches[i]'.
|
|
$query = ( ! empty( $num_toks ) && isset( $queries[ $num_toks - 1 ] ) ) ? $queries[ $num_toks - 1 ] : '';
|
|
|
|
// Set up $ep_mask_specific which is used to match more specific URL types.
|
|
switch ( $dirs[ $j ] ) {
|
|
case '%year%':
|
|
$ep_mask_specific = EP_YEAR;
|
|
break;
|
|
case '%monthnum%':
|
|
$ep_mask_specific = EP_MONTH;
|
|
break;
|
|
case '%day%':
|
|
$ep_mask_specific = EP_DAY;
|
|
break;
|
|
default:
|
|
$ep_mask_specific = EP_NONE;
|
|
}
|
|
|
|
// Create query for /page/xx.
|
|
$pagematch = $match . $pageregex;
|
|
$pagequery = $index . '?' . $query . '&paged=' . $this->preg_index( $num_toks + 1 );
|
|
|
|
// Create query for /comment-page-xx.
|
|
$commentmatch = $match . $commentregex;
|
|
$commentquery = $index . '?' . $query . '&cpage=' . $this->preg_index( $num_toks + 1 );
|
|
|
|
if ( get_option( 'page_on_front' ) ) {
|
|
// Create query for Root /comment-page-xx.
|
|
$rootcommentmatch = $match . $commentregex;
|
|
$rootcommentquery = $index . '?' . $query . '&page_id=' . get_option( 'page_on_front' ) . '&cpage=' . $this->preg_index( $num_toks + 1 );
|
|
}
|
|
|
|
// Create query for /feed/(feed|atom|rss|rss2|rdf).
|
|
$feedmatch = $match . $feedregex;
|
|
$feedquery = $feedindex . '?' . $query . '&feed=' . $this->preg_index( $num_toks + 1 );
|
|
|
|
// Create query for /(feed|atom|rss|rss2|rdf) (see comment near creation of $feedregex).
|
|
$feedmatch2 = $match . $feedregex2;
|
|
$feedquery2 = $feedindex . '?' . $query . '&feed=' . $this->preg_index( $num_toks + 1 );
|
|
|
|
// Create query and regex for embeds.
|
|
$embedmatch = $match . $embedregex;
|
|
$embedquery = $embedindex . '?' . $query . '&embed=true';
|
|
|
|
// If asked to, turn the feed queries into comment feed ones.
|
|
if ( $forcomments ) {
|
|
$feedquery .= '&withcomments=1';
|
|
$feedquery2 .= '&withcomments=1';
|
|
}
|
|
|
|
// Start creating the array of rewrites for this dir.
|
|
$rewrite = array();
|
|
|
|
// ...adding on /feed/ regexes => queries.
|
|
if ( $feed ) {
|
|
$rewrite = array(
|
|
$feedmatch => $feedquery,
|
|
$feedmatch2 => $feedquery2,
|
|
$embedmatch => $embedquery,
|
|
);
|
|
}
|
|
|
|
// ...and /page/xx ones.
|
|
if ( $paged ) {
|
|
$rewrite = array_merge( $rewrite, array( $pagematch => $pagequery ) );
|
|
}
|
|
|
|
// Only on pages with comments add ../comment-page-xx/.
|
|
if ( EP_PAGES & $ep_mask || EP_PERMALINK & $ep_mask ) {
|
|
$rewrite = array_merge( $rewrite, array( $commentmatch => $commentquery ) );
|
|
} elseif ( EP_ROOT & $ep_mask && get_option( 'page_on_front' ) ) {
|
|
$rewrite = array_merge( $rewrite, array( $rootcommentmatch => $rootcommentquery ) );
|
|
}
|
|
|
|
// Do endpoints.
|
|
if ( $endpoints ) {
|
|
foreach ( (array) $ep_query_append as $regex => $ep ) {
|
|
// Add the endpoints on if the mask fits.
|
|
if ( $ep[0] & $ep_mask || $ep[0] & $ep_mask_specific ) {
|
|
$rewrite[ $match . $regex ] = $index . '?' . $query . $ep[1] . $this->preg_index( $num_toks + 2 );
|
|
}
|
|
}
|
|
}
|
|
|
|
// If we've got some tags in this dir.
|
|
if ( $num_toks ) {
|
|
$post = false;
|
|
$page = false;
|
|
|
|
/*
|
|
* Check to see if this dir is permalink-level: i.e. the structure specifies an
|
|
* individual post. Do this by checking it contains at least one of 1) post name,
|
|
* 2) post ID, 3) page name, 4) timestamp (year, month, day, hour, second and
|
|
* minute all present). Set these flags now as we need them for the endpoints.
|
|
*/
|
|
if ( strpos( $struct, '%postname%' ) !== false
|
|
|| strpos( $struct, '%post_id%' ) !== false
|
|
|| strpos( $struct, '%pagename%' ) !== false
|
|
|| ( strpos( $struct, '%year%' ) !== false && strpos( $struct, '%monthnum%' ) !== false && strpos( $struct, '%day%' ) !== false && strpos( $struct, '%hour%' ) !== false && strpos( $struct, '%minute%' ) !== false && strpos( $struct, '%second%' ) !== false )
|
|
) {
|
|
$post = true;
|
|
if ( strpos( $struct, '%pagename%' ) !== false ) {
|
|
$page = true;
|
|
}
|
|
}
|
|
|
|
if ( ! $post ) {
|
|
// For custom post types, we need to add on endpoints as well.
|
|
foreach ( get_post_types( array( '_builtin' => false ) ) as $ptype ) {
|
|
if ( strpos( $struct, "%$ptype%" ) !== false ) {
|
|
$post = true;
|
|
|
|
// This is for page style attachment URLs.
|
|
$page = is_post_type_hierarchical( $ptype );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If creating rules for a permalink, do all the endpoints like attachments etc.
|
|
if ( $post ) {
|
|
// Create query and regex for trackback.
|
|
$trackbackmatch = $match . $trackbackregex;
|
|
$trackbackquery = $trackbackindex . '?' . $query . '&tb=1';
|
|
|
|
// Create query and regex for embeds.
|
|
$embedmatch = $match . $embedregex;
|
|
$embedquery = $embedindex . '?' . $query . '&embed=true';
|
|
|
|
// Trim slashes from the end of the regex for this dir.
|
|
$match = rtrim( $match, '/' );
|
|
|
|
// Get rid of brackets.
|
|
$submatchbase = str_replace( array( '(', ')' ), '', $match );
|
|
|
|
// Add a rule for at attachments, which take the form of <permalink>/some-text.
|
|
$sub1 = $submatchbase . '/([^/]+)/';
|
|
|
|
// Add trackback regex <permalink>/trackback/...
|
|
$sub1tb = $sub1 . $trackbackregex;
|
|
|
|
// And <permalink>/feed/(atom|...)
|
|
$sub1feed = $sub1 . $feedregex;
|
|
|
|
// And <permalink>/(feed|atom...)
|
|
$sub1feed2 = $sub1 . $feedregex2;
|
|
|
|
// And <permalink>/comment-page-xx
|
|
$sub1comment = $sub1 . $commentregex;
|
|
|
|
// And <permalink>/embed/...
|
|
$sub1embed = $sub1 . $embedregex;
|
|
|
|
/*
|
|
* Add another rule to match attachments in the explicit form:
|
|
* <permalink>/attachment/some-text
|
|
*/
|
|
$sub2 = $submatchbase . '/attachment/([^/]+)/';
|
|
|
|
// And add trackbacks <permalink>/attachment/trackback.
|
|
$sub2tb = $sub2 . $trackbackregex;
|
|
|
|
// Feeds, <permalink>/attachment/feed/(atom|...)
|
|
$sub2feed = $sub2 . $feedregex;
|
|
|
|
// And feeds again on to this <permalink>/attachment/(feed|atom...)
|
|
$sub2feed2 = $sub2 . $feedregex2;
|
|
|
|
// And <permalink>/comment-page-xx
|
|
$sub2comment = $sub2 . $commentregex;
|
|
|
|
// And <permalink>/embed/...
|
|
$sub2embed = $sub2 . $embedregex;
|
|
|
|
// Create queries for these extra tag-ons we've just dealt with.
|
|
$subquery = $index . '?attachment=' . $this->preg_index( 1 );
|
|
$subtbquery = $subquery . '&tb=1';
|
|
$subfeedquery = $subquery . '&feed=' . $this->preg_index( 2 );
|
|
$subcommentquery = $subquery . '&cpage=' . $this->preg_index( 2 );
|
|
$subembedquery = $subquery . '&embed=true';
|
|
|
|
// Do endpoints for attachments.
|
|
if ( ! empty( $endpoints ) ) {
|
|
foreach ( (array) $ep_query_append as $regex => $ep ) {
|
|
if ( $ep[0] & EP_ATTACHMENT ) {
|
|
$rewrite[ $sub1 . $regex ] = $subquery . $ep[1] . $this->preg_index( 3 );
|
|
$rewrite[ $sub2 . $regex ] = $subquery . $ep[1] . $this->preg_index( 3 );
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Now we've finished with endpoints, finish off the $sub1 and $sub2 matches
|
|
* add a ? as we don't have to match that last slash, and finally a $ so we
|
|
* match to the end of the URL
|
|
*/
|
|
$sub1 .= '?$';
|
|
$sub2 .= '?$';
|
|
|
|
/*
|
|
* Post pagination, e.g. <permalink>/2/
|
|
* Previously: '(/[0-9]+)?/?$', which produced '/2' for page.
|
|
* When cast to int, returned 0.
|
|
*/
|
|
$match = $match . '(?:/([0-9]+))?/?$';
|
|
$query = $index . '?' . $query . '&page=' . $this->preg_index( $num_toks + 1 );
|
|
|
|
// Not matching a permalink so this is a lot simpler.
|
|
} else {
|
|
// Close the match and finalise the query.
|
|
$match .= '?$';
|
|
$query = $index . '?' . $query;
|
|
}
|
|
|
|
/*
|
|
* Create the final array for this dir by joining the $rewrite array (which currently
|
|
* only contains rules/queries for trackback, pages etc) to the main regex/query for
|
|
* this dir
|
|
*/
|
|
$rewrite = array_merge( $rewrite, array( $match => $query ) );
|
|
|
|
// If we're matching a permalink, add those extras (attachments etc) on.
|
|
if ( $post ) {
|
|
// Add trackback.
|
|
$rewrite = array_merge( array( $trackbackmatch => $trackbackquery ), $rewrite );
|
|
|
|
// Add embed.
|
|
$rewrite = array_merge( array( $embedmatch => $embedquery ), $rewrite );
|
|
|
|
// Add regexes/queries for attachments, attachment trackbacks and so on.
|
|
if ( ! $page ) {
|
|
// Require <permalink>/attachment/stuff form for pages because of confusion with subpages.
|
|
$rewrite = array_merge(
|
|
$rewrite,
|
|
array(
|
|
$sub1 => $subquery,
|
|
$sub1tb => $subtbquery,
|
|
$sub1feed => $subfeedquery,
|
|
$sub1feed2 => $subfeedquery,
|
|
$sub1comment => $subcommentquery,
|
|
$sub1embed => $subembedquery,
|
|
)
|
|
);
|
|
}
|
|
|
|
$rewrite = array_merge(
|
|
array(
|
|
$sub2 => $subquery,
|
|
$sub2tb => $subtbquery,
|
|
$sub2feed => $subfeedquery,
|
|
$sub2feed2 => $subfeedquery,
|
|
$sub2comment => $subcommentquery,
|
|
$sub2embed => $subembedquery,
|
|
),
|
|
$rewrite
|
|
);
|
|
}
|
|
}
|
|
// Add the rules for this dir to the accumulating $post_rewrite.
|
|
$post_rewrite = array_merge( $rewrite, $post_rewrite );
|
|
}
|
|
|
|
// The finished rules. phew!
|
|
return $post_rewrite;
|
|
}
|
|
|
|
/**
|
|
* Generates rewrite rules with permalink structure and walking directory only.
|
|
*
|
|
* Shorten version of WP_Rewrite::generate_rewrite_rules() that allows for shorter
|
|
* list of parameters. See the method for longer description of what generating
|
|
* rewrite rules does.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @see WP_Rewrite::generate_rewrite_rules() See for long description and rest of parameters.
|
|
*
|
|
* @param string $permalink_structure The permalink structure to generate rules.
|
|
* @param bool $walk_dirs Optional, default is false. Whether to create list of directories to walk over.
|
|
* @return array
|
|
*/
|
|
public function generate_rewrite_rule( $permalink_structure, $walk_dirs = false ) {
|
|
return $this->generate_rewrite_rules( $permalink_structure, EP_NONE, false, false, false, $walk_dirs );
|
|
}
|
|
|
|
/**
|
|
* Constructs rewrite matches and queries from permalink structure.
|
|
*
|
|
* Runs the action {@see 'generate_rewrite_rules'} with the parameter that is an
|
|
* reference to the current WP_Rewrite instance to further manipulate the
|
|
* permalink structures and rewrite rules. Runs the {@see 'rewrite_rules_array'}
|
|
* filter on the full rewrite rule array.
|
|
*
|
|
* There are two ways to manipulate the rewrite rules, one by hooking into
|
|
* the {@see 'generate_rewrite_rules'} action and gaining full control of the
|
|
* object or just manipulating the rewrite rule array before it is passed
|
|
* from the function.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string[] An associative array of matches and queries.
|
|
*/
|
|
public function rewrite_rules() {
|
|
$rewrite = array();
|
|
|
|
if ( empty( $this->permalink_structure ) ) {
|
|
return $rewrite;
|
|
}
|
|
|
|
// robots.txt -- only if installed at the root.
|
|
$home_path = parse_url( home_url() );
|
|
$robots_rewrite = ( empty( $home_path['path'] ) || '/' == $home_path['path'] ) ? array( 'robots\.txt$' => $this->index . '?robots=1' ) : array();
|
|
|
|
// favicon.ico -- only if installed at the root.
|
|
$favicon_rewrite = ( empty( $home_path['path'] ) || '/' == $home_path['path'] ) ? array( 'favicon\.ico$' => $this->index . '?favicon=1' ) : array();
|
|
|
|
// Old feed and service files.
|
|
$deprecated_files = array(
|
|
'.*wp-(atom|rdf|rss|rss2|feed|commentsrss2)\.php$' => $this->index . '?feed=old',
|
|
'.*wp-app\.php(/.*)?$' => $this->index . '?error=403',
|
|
);
|
|
|
|
// Registration rules.
|
|
$registration_pages = array();
|
|
if ( is_multisite() && is_main_site() ) {
|
|
$registration_pages['.*wp-signup.php$'] = $this->index . '?signup=true';
|
|
$registration_pages['.*wp-activate.php$'] = $this->index . '?activate=true';
|
|
}
|
|
|
|
// Deprecated.
|
|
$registration_pages['.*wp-register.php$'] = $this->index . '?register=true';
|
|
|
|
// Post rewrite rules.
|
|
$post_rewrite = $this->generate_rewrite_rules( $this->permalink_structure, EP_PERMALINK );
|
|
|
|
/**
|
|
* Filters rewrite rules used for "post" archives.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string[] $post_rewrite Array of rewrite rules for posts, keyed by their regex pattern.
|
|
*/
|
|
$post_rewrite = apply_filters( 'post_rewrite_rules', $post_rewrite );
|
|
|
|
// Date rewrite rules.
|
|
$date_rewrite = $this->generate_rewrite_rules( $this->get_date_permastruct(), EP_DATE );
|
|
|
|
/**
|
|
* Filters rewrite rules used for date archives.
|
|
*
|
|
* Likely date archives would include /yyyy/, /yyyy/mm/, and /yyyy/mm/dd/.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string[] $date_rewrite Array of rewrite rules for date archives, keyed by their regex pattern.
|
|
*/
|
|
$date_rewrite = apply_filters( 'date_rewrite_rules', $date_rewrite );
|
|
|
|
// Root-level rewrite rules.
|
|
$root_rewrite = $this->generate_rewrite_rules( $this->root . '/', EP_ROOT );
|
|
|
|
/**
|
|
* Filters rewrite rules used for root-level archives.
|
|
*
|
|
* Likely root-level archives would include pagination rules for the homepage
|
|
* as well as site-wide post feeds (e.g. /feed/, and /feed/atom/).
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string[] $root_rewrite Array of root-level rewrite rules, keyed by their regex pattern.
|
|
*/
|
|
$root_rewrite = apply_filters( 'root_rewrite_rules', $root_rewrite );
|
|
|
|
// Comments rewrite rules.
|
|
$comments_rewrite = $this->generate_rewrite_rules( $this->root . $this->comments_base, EP_COMMENTS, false, true, true, false );
|
|
|
|
/**
|
|
* Filters rewrite rules used for comment feed archives.
|
|
*
|
|
* Likely comments feed archives include /comments/feed/, and /comments/feed/atom/.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string[] $comments_rewrite Array of rewrite rules for the site-wide comments feeds, keyed by their regex pattern.
|
|
*/
|
|
$comments_rewrite = apply_filters( 'comments_rewrite_rules', $comments_rewrite );
|
|
|
|
// Search rewrite rules.
|
|
$search_structure = $this->get_search_permastruct();
|
|
$search_rewrite = $this->generate_rewrite_rules( $search_structure, EP_SEARCH );
|
|
|
|
/**
|
|
* Filters rewrite rules used for search archives.
|
|
*
|
|
* Likely search-related archives include /search/search+query/ as well as
|
|
* pagination and feed paths for a search.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string[] $search_rewrite Array of rewrite rules for search queries, keyed by their regex pattern.
|
|
*/
|
|
$search_rewrite = apply_filters( 'search_rewrite_rules', $search_rewrite );
|
|
|
|
// Author rewrite rules.
|
|
$author_rewrite = $this->generate_rewrite_rules( $this->get_author_permastruct(), EP_AUTHORS );
|
|
|
|
/**
|
|
* Filters rewrite rules used for author archives.
|
|
*
|
|
* Likely author archives would include /author/author-name/, as well as
|
|
* pagination and feed paths for author archives.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string[] $author_rewrite Array of rewrite rules for author archives, keyed by their regex pattern.
|
|
*/
|
|
$author_rewrite = apply_filters( 'author_rewrite_rules', $author_rewrite );
|
|
|
|
// Pages rewrite rules.
|
|
$page_rewrite = $this->page_rewrite_rules();
|
|
|
|
/**
|
|
* Filters rewrite rules used for "page" post type archives.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string[] $page_rewrite Array of rewrite rules for the "page" post type, keyed by their regex pattern.
|
|
*/
|
|
$page_rewrite = apply_filters( 'page_rewrite_rules', $page_rewrite );
|
|
|
|
// Extra permastructs.
|
|
foreach ( $this->extra_permastructs as $permastructname => $struct ) {
|
|
if ( is_array( $struct ) ) {
|
|
if ( count( $struct ) == 2 ) {
|
|
$rules = $this->generate_rewrite_rules( $struct[0], $struct[1] );
|
|
} else {
|
|
$rules = $this->generate_rewrite_rules( $struct['struct'], $struct['ep_mask'], $struct['paged'], $struct['feed'], $struct['forcomments'], $struct['walk_dirs'], $struct['endpoints'] );
|
|
}
|
|
} else {
|
|
$rules = $this->generate_rewrite_rules( $struct );
|
|
}
|
|
|
|
/**
|
|
* Filters rewrite rules used for individual permastructs.
|
|
*
|
|
* The dynamic portion of the hook name, `$permastructname`, refers
|
|
* to the name of the registered permastruct, e.g. 'post_tag' (tags),
|
|
* 'category' (categories), etc.
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param string[] $rules Array of rewrite rules generated for the current permastruct, keyed by their regex pattern.
|
|
*/
|
|
$rules = apply_filters( "{$permastructname}_rewrite_rules", $rules );
|
|
if ( 'post_tag' == $permastructname ) {
|
|
|
|
/**
|
|
* Filters rewrite rules used specifically for Tags.
|
|
*
|
|
* @since 2.3.0
|
|
* @deprecated 3.1.0 Use {@see 'post_tag_rewrite_rules'} instead.
|
|
*
|
|
* @param string[] $rules Array of rewrite rules generated for tags, keyed by their regex pattern.
|
|
*/
|
|
$rules = apply_filters_deprecated( 'tag_rewrite_rules', array( $rules ), '3.1.0', 'post_tag_rewrite_rules' );
|
|
}
|
|
|
|
$this->extra_rules_top = array_merge( $this->extra_rules_top, $rules );
|
|
}
|
|
|
|
// Put them together.
|
|
if ( $this->use_verbose_page_rules ) {
|
|
$this->rules = array_merge( $this->extra_rules_top, $robots_rewrite, $favicon_rewrite, $deprecated_files, $registration_pages, $root_rewrite, $comments_rewrite, $search_rewrite, $author_rewrite, $date_rewrite, $page_rewrite, $post_rewrite, $this->extra_rules );
|
|
} else {
|
|
$this->rules = array_merge( $this->extra_rules_top, $robots_rewrite, $favicon_rewrite, $deprecated_files, $registration_pages, $root_rewrite, $comments_rewrite, $search_rewrite, $author_rewrite, $date_rewrite, $post_rewrite, $page_rewrite, $this->extra_rules );
|
|
}
|
|
|
|
/**
|
|
* Fires after the rewrite rules are generated.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param WP_Rewrite $this Current WP_Rewrite instance (passed by reference).
|
|
*/
|
|
do_action_ref_array( 'generate_rewrite_rules', array( &$this ) );
|
|
|
|
/**
|
|
* Filters the full set of generated rewrite rules.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string[] $this->rules The compiled array of rewrite rules, keyed by their regex pattern.
|
|
*/
|
|
$this->rules = apply_filters( 'rewrite_rules_array', $this->rules );
|
|
|
|
return $this->rules;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the rewrite rules.
|
|
*
|
|
* The difference between this method and WP_Rewrite::rewrite_rules() is that
|
|
* this method stores the rewrite rules in the 'rewrite_rules' option and retrieves
|
|
* it. This prevents having to process all of the permalinks to get the rewrite rules
|
|
* in the form of caching.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string[] Array of rewrite rules keyed by their regex pattern.
|
|
*/
|
|
public function wp_rewrite_rules() {
|
|
$this->rules = get_option( 'rewrite_rules' );
|
|
if ( empty( $this->rules ) ) {
|
|
$this->matches = 'matches';
|
|
$this->rewrite_rules();
|
|
if ( ! did_action( 'wp_loaded' ) ) {
|
|
add_action( 'wp_loaded', array( $this, 'flush_rules' ) );
|
|
return $this->rules;
|
|
}
|
|
update_option( 'rewrite_rules', $this->rules );
|
|
}
|
|
|
|
return $this->rules;
|
|
}
|
|
|
|
/**
|
|
* Retrieves mod_rewrite-formatted rewrite rules to write to .htaccess.
|
|
*
|
|
* Does not actually write to the .htaccess file, but creates the rules for
|
|
* the process that will.
|
|
*
|
|
* Will add the non_wp_rules property rules to the .htaccess file before
|
|
* the WordPress rewrite rules one.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @return string
|
|
*/
|
|
public function mod_rewrite_rules() {
|
|
if ( ! $this->using_permalinks() ) {
|
|
return '';
|
|
}
|
|
|
|
$site_root = parse_url( site_url() );
|
|
if ( isset( $site_root['path'] ) ) {
|
|
$site_root = trailingslashit( $site_root['path'] );
|
|
}
|
|
|
|
$home_root = parse_url( home_url() );
|
|
if ( isset( $home_root['path'] ) ) {
|
|
$home_root = trailingslashit( $home_root['path'] );
|
|
} else {
|
|
$home_root = '/';
|
|
}
|
|
|
|
$rules = "<IfModule mod_rewrite.c>\n";
|
|
$rules .= "RewriteEngine On\n";
|
|
$rules .= "RewriteBase $home_root\n";
|
|
|
|
// Prevent -f checks on index.php.
|
|
$rules .= "RewriteRule ^index\.php$ - [L]\n";
|
|
|
|
// Add in the rules that don't redirect to WP's index.php (and thus shouldn't be handled by WP at all).
|
|
foreach ( (array) $this->non_wp_rules as $match => $query ) {
|
|
// Apache 1.3 does not support the reluctant (non-greedy) modifier.
|
|
$match = str_replace( '.+?', '.+', $match );
|
|
|
|
$rules .= 'RewriteRule ^' . $match . ' ' . $home_root . $query . " [QSA,L]\n";
|
|
}
|
|
|
|
if ( $this->use_verbose_rules ) {
|
|
$this->matches = '';
|
|
$rewrite = $this->rewrite_rules();
|
|
$num_rules = count( $rewrite );
|
|
$rules .= "RewriteCond %{REQUEST_FILENAME} -f [OR]\n" .
|
|
"RewriteCond %{REQUEST_FILENAME} -d\n" .
|
|
"RewriteRule ^.*$ - [S=$num_rules]\n";
|
|
|
|
foreach ( (array) $rewrite as $match => $query ) {
|
|
// Apache 1.3 does not support the reluctant (non-greedy) modifier.
|
|
$match = str_replace( '.+?', '.+', $match );
|
|
|
|
if ( strpos( $query, $this->index ) !== false ) {
|
|
$rules .= 'RewriteRule ^' . $match . ' ' . $home_root . $query . " [QSA,L]\n";
|
|
} else {
|
|
$rules .= 'RewriteRule ^' . $match . ' ' . $site_root . $query . " [QSA,L]\n";
|
|
}
|
|
}
|
|
} else {
|
|
$rules .= "RewriteCond %{REQUEST_FILENAME} !-f\n" .
|
|
"RewriteCond %{REQUEST_FILENAME} !-d\n" .
|
|
"RewriteRule . {$home_root}{$this->index} [L]\n";
|
|
}
|
|
|
|
$rules .= "</IfModule>\n";
|
|
|
|
/**
|
|
* Filters the list of rewrite rules formatted for output to an .htaccess file.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string $rules mod_rewrite Rewrite rules formatted for .htaccess.
|
|
*/
|
|
$rules = apply_filters( 'mod_rewrite_rules', $rules );
|
|
|
|
/**
|
|
* Filters the list of rewrite rules formatted for output to an .htaccess file.
|
|
*
|
|
* @since 1.5.0
|
|
* @deprecated 1.5.0 Use the {@see 'mod_rewrite_rules'} filter instead.
|
|
*
|
|
* @param string $rules mod_rewrite Rewrite rules formatted for .htaccess.
|
|
*/
|
|
return apply_filters_deprecated( 'rewrite_rules', array( $rules ), '1.5.0', 'mod_rewrite_rules' );
|
|
}
|
|
|
|
/**
|
|
* Retrieves IIS7 URL Rewrite formatted rewrite rules to write to web.config file.
|
|
*
|
|
* Does not actually write to the web.config file, but creates the rules for
|
|
* the process that will.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param bool $add_parent_tags Optional. Whether to add parent tags to the rewrite rule sets.
|
|
* Default false.
|
|
* @return string IIS7 URL rewrite rule sets.
|
|
*/
|
|
public function iis7_url_rewrite_rules( $add_parent_tags = false ) {
|
|
if ( ! $this->using_permalinks() ) {
|
|
return '';
|
|
}
|
|
$rules = '';
|
|
if ( $add_parent_tags ) {
|
|
$rules .= '<configuration>
|
|
<system.webServer>
|
|
<rewrite>
|
|
<rules>';
|
|
}
|
|
|
|
$rules .= '
|
|
<rule name="WordPress: ' . esc_attr( home_url() ) . '" patternSyntax="Wildcard">
|
|
<match url="*" />
|
|
<conditions>
|
|
<add input="{REQUEST_FILENAME}" matchType="IsFile" negate="true" />
|
|
<add input="{REQUEST_FILENAME}" matchType="IsDirectory" negate="true" />
|
|
</conditions>
|
|
<action type="Rewrite" url="index.php" />
|
|
</rule>';
|
|
|
|
if ( $add_parent_tags ) {
|
|
$rules .= '
|
|
</rules>
|
|
</rewrite>
|
|
</system.webServer>
|
|
</configuration>';
|
|
}
|
|
|
|
/**
|
|
* Filters the list of rewrite rules formatted for output to a web.config.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param string $rules Rewrite rules formatted for IIS web.config.
|
|
*/
|
|
return apply_filters( 'iis7_url_rewrite_rules', $rules );
|
|
}
|
|
|
|
/**
|
|
* Adds a rewrite rule that transforms a URL structure to a set of query vars.
|
|
*
|
|
* Any value in the $after parameter that isn't 'bottom' will result in the rule
|
|
* being placed at the top of the rewrite rules.
|
|
*
|
|
* @since 2.1.0
|
|
* @since 4.4.0 Array support was added to the `$query` parameter.
|
|
*
|
|
* @param string $regex Regular expression to match request against.
|
|
* @param string|array $query The corresponding query vars for this rewrite rule.
|
|
* @param string $after Optional. Priority of the new rule. Accepts 'top'
|
|
* or 'bottom'. Default 'bottom'.
|
|
*/
|
|
public function add_rule( $regex, $query, $after = 'bottom' ) {
|
|
if ( is_array( $query ) ) {
|
|
$external = false;
|
|
$query = add_query_arg( $query, 'index.php' );
|
|
} else {
|
|
$index = false === strpos( $query, '?' ) ? strlen( $query ) : strpos( $query, '?' );
|
|
$front = substr( $query, 0, $index );
|
|
|
|
$external = $front != $this->index;
|
|
}
|
|
|
|
// "external" = it doesn't correspond to index.php.
|
|
if ( $external ) {
|
|
$this->add_external_rule( $regex, $query );
|
|
} else {
|
|
if ( 'bottom' == $after ) {
|
|
$this->extra_rules = array_merge( $this->extra_rules, array( $regex => $query ) );
|
|
} else {
|
|
$this->extra_rules_top = array_merge( $this->extra_rules_top, array( $regex => $query ) );
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds a rewrite rule that doesn't correspond to index.php.
|
|
*
|
|
* @since 2.1.0
|
|
*
|
|
* @param string $regex Regular expression to match request against.
|
|
* @param string $query The corresponding query vars for this rewrite rule.
|
|
*/
|
|
public function add_external_rule( $regex, $query ) {
|
|
$this->non_wp_rules[ $regex ] = $query;
|
|
}
|
|
|
|
/**
|
|
* Adds an endpoint, like /trackback/.
|
|
*
|
|
* @since 2.1.0
|
|
* @since 3.9.0 $query_var parameter added.
|
|
* @since 4.3.0 Added support for skipping query var registration by passing `false` to `$query_var`.
|
|
*
|
|
* @see add_rewrite_endpoint() for full documentation.
|
|
* @global WP $wp Current WordPress environment instance.
|
|
*
|
|
* @param string $name Name of the endpoint.
|
|
* @param int $places Endpoint mask describing the places the endpoint should be added.
|
|
* @param string|bool $query_var Optional. Name of the corresponding query variable. Pass `false` to
|
|
* skip registering a query_var for this endpoint. Defaults to the
|
|
* value of `$name`.
|
|
*/
|
|
public function add_endpoint( $name, $places, $query_var = true ) {
|
|
global $wp;
|
|
|
|
// For backward compatibility, if null has explicitly been passed as `$query_var`, assume `true`.
|
|
if ( true === $query_var || null === $query_var ) {
|
|
$query_var = $name;
|
|
}
|
|
$this->endpoints[] = array( $places, $name, $query_var );
|
|
|
|
if ( $query_var ) {
|
|
$wp->add_query_var( $query_var );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds a new permalink structure.
|
|
*
|
|
* A permalink structure (permastruct) is an abstract definition of a set of rewrite rules;
|
|
* it is an easy way of expressing a set of regular expressions that rewrite to a set of
|
|
* query strings. The new permastruct is added to the WP_Rewrite::$extra_permastructs array.
|
|
*
|
|
* When the rewrite rules are built by WP_Rewrite::rewrite_rules(), all of these extra
|
|
* permastructs are passed to WP_Rewrite::generate_rewrite_rules() which transforms them
|
|
* into the regular expressions that many love to hate.
|
|
*
|
|
* The `$args` parameter gives you control over how WP_Rewrite::generate_rewrite_rules()
|
|
* works on the new permastruct.
|
|
*
|
|
* @since 2.5.0
|
|
*
|
|
* @param string $name Name for permalink structure.
|
|
* @param string $struct Permalink structure (e.g. category/%category%)
|
|
* @param array $args {
|
|
* Optional. Arguments for building rewrite rules based on the permalink structure.
|
|
* Default empty array.
|
|
*
|
|
* @type bool $with_front Whether the structure should be prepended with `WP_Rewrite::$front`.
|
|
* Default true.
|
|
* @type int $ep_mask The endpoint mask defining which endpoints are added to the structure.
|
|
* Accepts `EP_NONE`, `EP_PERMALINK`, `EP_ATTACHMENT`, `EP_DATE`, `EP_YEAR`,
|
|
* `EP_MONTH`, `EP_DAY`, `EP_ROOT`, `EP_COMMENTS`, `EP_SEARCH`, `EP_CATEGORIES`,
|
|
* `EP_TAGS`, `EP_AUTHORS`, `EP_PAGES`, `EP_ALL_ARCHIVES`, and `EP_ALL`.
|
|
* Default `EP_NONE`.
|
|
* @type bool $paged Whether archive pagination rules should be added for the structure.
|
|
* Default true.
|
|
* @type bool $feed Whether feed rewrite rules should be added for the structure. Default true.
|
|
* @type bool $forcomments Whether the feed rules should be a query for a comments feed. Default false.
|
|
* @type bool $walk_dirs Whether the 'directories' making up the structure should be walked over
|
|
* and rewrite rules built for each in-turn. Default true.
|
|
* @type bool $endpoints Whether endpoints should be applied to the generated rules. Default true.
|
|
* }
|
|
*/
|
|
public function add_permastruct( $name, $struct, $args = array() ) {
|
|
// Back-compat for the old parameters: $with_front and $ep_mask.
|
|
if ( ! is_array( $args ) ) {
|
|
$args = array( 'with_front' => $args );
|
|
}
|
|
if ( func_num_args() == 4 ) {
|
|
$args['ep_mask'] = func_get_arg( 3 );
|
|
}
|
|
|
|
$defaults = array(
|
|
'with_front' => true,
|
|
'ep_mask' => EP_NONE,
|
|
'paged' => true,
|
|
'feed' => true,
|
|
'forcomments' => false,
|
|
'walk_dirs' => true,
|
|
'endpoints' => true,
|
|
);
|
|
$args = array_intersect_key( $args, $defaults );
|
|
$args = wp_parse_args( $args, $defaults );
|
|
|
|
if ( $args['with_front'] ) {
|
|
$struct = $this->front . $struct;
|
|
} else {
|
|
$struct = $this->root . $struct;
|
|
}
|
|
$args['struct'] = $struct;
|
|
|
|
$this->extra_permastructs[ $name ] = $args;
|
|
}
|
|
|
|
/**
|
|
* Removes a permalink structure.
|
|
*
|
|
* @since 4.5.0
|
|
*
|
|
* @param string $name Name for permalink structure.
|
|
*/
|
|
public function remove_permastruct( $name ) {
|
|
unset( $this->extra_permastructs[ $name ] );
|
|
}
|
|
|
|
/**
|
|
* Removes rewrite rules and then recreate rewrite rules.
|
|
*
|
|
* Calls WP_Rewrite::wp_rewrite_rules() after removing the 'rewrite_rules' option.
|
|
* If the function named 'save_mod_rewrite_rules' exists, it will be called.
|
|
*
|
|
* @since 2.0.1
|
|
*
|
|
* @staticvar bool $do_hard_later
|
|
*
|
|
* @param bool $hard Whether to update .htaccess (hard flush) or just update rewrite_rules option (soft flush). Default is true (hard).
|
|
*/
|
|
public function flush_rules( $hard = true ) {
|
|
static $do_hard_later = null;
|
|
|
|
// Prevent this action from running before everyone has registered their rewrites.
|
|
if ( ! did_action( 'wp_loaded' ) ) {
|
|
add_action( 'wp_loaded', array( $this, 'flush_rules' ) );
|
|
$do_hard_later = ( isset( $do_hard_later ) ) ? $do_hard_later || $hard : $hard;
|
|
return;
|
|
}
|
|
|
|
if ( isset( $do_hard_later ) ) {
|
|
$hard = $do_hard_later;
|
|
unset( $do_hard_later );
|
|
}
|
|
|
|
update_option( 'rewrite_rules', '' );
|
|
$this->wp_rewrite_rules();
|
|
|
|
/**
|
|
* Filters whether a "hard" rewrite rule flush should be performed when requested.
|
|
*
|
|
* A "hard" flush updates .htaccess (Apache) or web.config (IIS).
|
|
*
|
|
* @since 3.7.0
|
|
*
|
|
* @param bool $hard Whether to flush rewrite rules "hard". Default true.
|
|
*/
|
|
if ( ! $hard || ! apply_filters( 'flush_rewrite_rules_hard', true ) ) {
|
|
return;
|
|
}
|
|
if ( function_exists( 'save_mod_rewrite_rules' ) ) {
|
|
save_mod_rewrite_rules();
|
|
}
|
|
if ( function_exists( 'iis7_save_url_rewrite_rules' ) ) {
|
|
iis7_save_url_rewrite_rules();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets up the object's properties.
|
|
*
|
|
* The 'use_verbose_page_rules' object property will be set to true if the
|
|
* permalink structure begins with one of the following: '%postname%', '%category%',
|
|
* '%tag%', or '%author%'.
|
|
*
|
|
* @since 1.5.0
|
|
*/
|
|
public function init() {
|
|
$this->extra_rules = array();
|
|
$this->non_wp_rules = array();
|
|
$this->endpoints = array();
|
|
$this->permalink_structure = get_option( 'permalink_structure' );
|
|
$this->front = substr( $this->permalink_structure, 0, strpos( $this->permalink_structure, '%' ) );
|
|
$this->root = '';
|
|
|
|
if ( $this->using_index_permalinks() ) {
|
|
$this->root = $this->index . '/';
|
|
}
|
|
|
|
unset( $this->author_structure );
|
|
unset( $this->date_structure );
|
|
unset( $this->page_structure );
|
|
unset( $this->search_structure );
|
|
unset( $this->feed_structure );
|
|
unset( $this->comment_feed_structure );
|
|
$this->use_trailing_slashes = ( '/' == substr( $this->permalink_structure, -1, 1 ) );
|
|
|
|
// Enable generic rules for pages if permalink structure doesn't begin with a wildcard.
|
|
if ( preg_match( '/^[^%]*%(?:postname|category|tag|author)%/', $this->permalink_structure ) ) {
|
|
$this->use_verbose_page_rules = true;
|
|
} else {
|
|
$this->use_verbose_page_rules = false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the main permalink structure for the site.
|
|
*
|
|
* Will update the 'permalink_structure' option, if there is a difference
|
|
* between the current permalink structure and the parameter value. Calls
|
|
* WP_Rewrite::init() after the option is updated.
|
|
*
|
|
* Fires the {@see 'permalink_structure_changed'} action once the init call has
|
|
* processed passing the old and new values
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string $permalink_structure Permalink structure.
|
|
*/
|
|
public function set_permalink_structure( $permalink_structure ) {
|
|
if ( $permalink_structure != $this->permalink_structure ) {
|
|
$old_permalink_structure = $this->permalink_structure;
|
|
update_option( 'permalink_structure', $permalink_structure );
|
|
|
|
$this->init();
|
|
|
|
/**
|
|
* Fires after the permalink structure is updated.
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param string $old_permalink_structure The previous permalink structure.
|
|
* @param string $permalink_structure The new permalink structure.
|
|
*/
|
|
do_action( 'permalink_structure_changed', $old_permalink_structure, $permalink_structure );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the category base for the category permalink.
|
|
*
|
|
* Will update the 'category_base' option, if there is a difference between
|
|
* the current category base and the parameter value. Calls WP_Rewrite::init()
|
|
* after the option is updated.
|
|
*
|
|
* @since 1.5.0
|
|
*
|
|
* @param string $category_base Category permalink structure base.
|
|
*/
|
|
public function set_category_base( $category_base ) {
|
|
if ( get_option( 'category_base' ) !== $category_base ) {
|
|
update_option( 'category_base', $category_base );
|
|
$this->init();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the tag base for the tag permalink.
|
|
*
|
|
* Will update the 'tag_base' option, if there is a difference between the
|
|
* current tag base and the parameter value. Calls WP_Rewrite::init() after
|
|
* the option is updated.
|
|
*
|
|
* @since 2.3.0
|
|
*
|
|
* @param string $tag_base Tag permalink structure base.
|
|
*/
|
|
public function set_tag_base( $tag_base ) {
|
|
if ( get_option( 'tag_base' ) !== $tag_base ) {
|
|
update_option( 'tag_base', $tag_base );
|
|
$this->init();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Constructor - Calls init(), which runs setup.
|
|
*
|
|
* @since 1.5.0
|
|
*/
|
|
public function __construct() {
|
|
$this->init();
|
|
}
|
|
}
|