mirror of
https://github.com/WordPress/WordPress.git
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6d04a62bfd
git-svn-id: http://svn.automattic.com/wordpress/trunk@9650 1a063a9b-81f0-0310-95a4-ce76da25c4cd
1905 lines
53 KiB
PHP
1905 lines
53 KiB
PHP
<?php
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/**
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* WordPress Rewrite API
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*
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* @package WordPress
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* @subpackage Rewrite
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*/
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/**
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* Add a straight rewrite rule.
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*
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* @see WP_Rewrite::add_rule() for long description.
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* @since 2.1.0
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*
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* @param string $regex Regular Expression to match request against.
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* @param string $redirect Page to redirect to.
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* @param string $after Optional, default is 'bottom'. Where to add rule, can also be 'top'.
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*/
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function add_rewrite_rule($regex, $redirect, $after = 'bottom') {
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global $wp_rewrite;
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$wp_rewrite->add_rule($regex, $redirect, $after);
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}
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/**
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* Add a new tag (like %postname%).
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*
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* Warning: you must call this on init or earlier, otherwise the query var
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* addition stuff won't work.
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*
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* @since 2.1.0
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*
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* @param string $tagname
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* @param string $regex
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*/
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function add_rewrite_tag($tagname, $regex) {
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//validation
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if (strlen($tagname) < 3 || $tagname{0} != '%' || $tagname{strlen($tagname)-1} != '%') {
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return;
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}
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$qv = trim($tagname, '%');
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global $wp_rewrite, $wp;
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$wp->add_query_var($qv);
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$wp_rewrite->add_rewrite_tag($tagname, $regex, $qv . '=');
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}
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/**
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* Add a new feed type like /atom1/.
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*
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* @since 2.1.0
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*
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* @param string $feedname
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* @param callback $function Callback to run on feed display.
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* @return string Feed action name.
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*/
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function add_feed($feedname, $function) {
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global $wp_rewrite;
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if (!in_array($feedname, $wp_rewrite->feeds)) { //override the file if it is
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$wp_rewrite->feeds[] = $feedname;
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}
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$hook = 'do_feed_' . $feedname;
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// Remove default function hook
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remove_action($hook, $hook, 10, 1);
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add_action($hook, $function, 10, 1);
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return $hook;
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}
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/**
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* Endpoint Mask for Permalink.
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*
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* @since 2.1.0
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*/
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define('EP_PERMALINK', 1);
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/**
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* Endpoint Mask for Attachment.
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*
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* @since 2.1.0
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*/
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define('EP_ATTACHMENT', 2);
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/**
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* Endpoint Mask for date.
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*
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* @since 2.1.0
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*/
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define('EP_DATE', 4);
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/**
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* Endpoint Mask for year
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*
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* @since 2.1.0
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*/
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define('EP_YEAR', 8);
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/**
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* Endpoint Mask for month.
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*
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* @since 2.1.0
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*/
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define('EP_MONTH', 16);
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/**
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* Endpoint Mask for day.
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*
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* @since 2.1.0
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*/
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define('EP_DAY', 32);
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/**
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* Endpoint Mask for root.
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*
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* @since 2.1.0
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*/
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define('EP_ROOT', 64);
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/**
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* Endpoint Mask for comments.
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*
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* @since 2.1.0
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*/
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define('EP_COMMENTS', 128);
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/**
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* Endpoint Mask for searches.
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*
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* @since 2.1.0
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*/
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define('EP_SEARCH', 256);
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/**
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* Endpoint Mask for categories.
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*
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* @since 2.1.0
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*/
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define('EP_CATEGORIES', 512);
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/**
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* Endpoint Mask for tags.
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*
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* @since 2.3.0
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*/
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define('EP_TAGS', 1024);
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/**
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* Endpoint Mask for authors.
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*
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* @since 2.1.0
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*/
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define('EP_AUTHORS', 2048);
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/**
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* Endpoint Mask for pages.
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*
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* @since 2.1.0
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*/
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define('EP_PAGES', 4096);
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//pseudo-places
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/**
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* Endpoint Mask for default, which is nothing.
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*
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* @since 2.1.0
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*/
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define('EP_NONE', 0);
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/**
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* Endpoint Mask for everything.
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*
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* @since 2.1.0
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*/
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define('EP_ALL', 8191);
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/**
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* Add an endpoint, like /trackback/.
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*
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* The endpoints are added to the end of the request. So a request matching
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* "/2008/10/14/my_post/myep/", the endpoint will be "/myep/".
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*
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* @since 2.1.0
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* @see WP_Rewrite::add_endpoint() Parameters and more description.
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* @uses $wp_rewrite
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*
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* @param unknown_type $name
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* @param unknown_type $places
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*/
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function add_rewrite_endpoint($name, $places) {
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global $wp_rewrite;
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$wp_rewrite->add_endpoint($name, $places);
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}
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/**
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* Filter the URL base for taxonomies.
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*
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* To remove any manually prepended /index.php/.
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*
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* @access private
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* @since 2.6.0
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* @author Mark Jaquith
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*
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* @param string $base The taxonomy base that we're going to filter
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* @return string
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*/
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function _wp_filter_taxonomy_base( $base ) {
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if ( !empty( $base ) ) {
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$base = preg_replace( '|^/index\.php/|', '', $base );
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$base = trim( $base, '/' );
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}
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return $base;
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}
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/**
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* Examine a url and try to determine the post ID it represents.
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*
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* Checks are supposedly from the hosted site blog.
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*
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* @since 1.0.0
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*
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* @param string $url Permalink to check.
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* @return int Post ID, or 0 on failure.
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*/
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function url_to_postid($url) {
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global $wp_rewrite;
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$url = apply_filters('url_to_postid', $url);
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// First, check to see if there is a 'p=N' or 'page_id=N' to match against
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if ( preg_match('#[?&](p|page_id|attachment_id)=(\d+)#', $url, $values) ) {
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$id = absint($values[2]);
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if ($id)
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return $id;
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}
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// Check to see if we are using rewrite rules
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$rewrite = $wp_rewrite->wp_rewrite_rules();
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// Not using rewrite rules, and 'p=N' and 'page_id=N' methods failed, so we're out of options
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if ( empty($rewrite) )
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return 0;
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// $url cleanup by Mark Jaquith
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// This fixes things like #anchors, ?query=strings, missing 'www.',
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// added 'www.', or added 'index.php/' that will mess up our WP_Query
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// and return a false negative
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// Get rid of the #anchor
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$url_split = explode('#', $url);
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$url = $url_split[0];
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// Get rid of URL ?query=string
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$url_split = explode('?', $url);
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$url = $url_split[0];
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// Add 'www.' if it is absent and should be there
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if ( false !== strpos(get_option('home'), '://www.') && false === strpos($url, '://www.') )
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$url = str_replace('://', '://www.', $url);
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// Strip 'www.' if it is present and shouldn't be
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if ( false === strpos(get_option('home'), '://www.') )
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$url = str_replace('://www.', '://', $url);
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// Strip 'index.php/' if we're not using path info permalinks
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if ( !$wp_rewrite->using_index_permalinks() )
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$url = str_replace('index.php/', '', $url);
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if ( false !== strpos($url, get_option('home')) ) {
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// Chop off http://domain.com
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$url = str_replace(get_option('home'), '', $url);
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} else {
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// Chop off /path/to/blog
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$home_path = parse_url(get_option('home'));
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$home_path = $home_path['path'];
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$url = str_replace($home_path, '', $url);
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}
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// Trim leading and lagging slashes
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$url = trim($url, '/');
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$request = $url;
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// Done with cleanup
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// Look for matches.
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$request_match = $request;
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foreach ($rewrite as $match => $query) {
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// If the requesting file is the anchor of the match, prepend it
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// to the path info.
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if ( (! empty($url)) && (strpos($match, $url) === 0) && ($url != $request)) {
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$request_match = $url . '/' . $request;
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}
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if ( preg_match("!^$match!", $request_match, $matches) ) {
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// Got a match.
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// Trim the query of everything up to the '?'.
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$query = preg_replace("!^.+\?!", '', $query);
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// Substitute the substring matches into the query.
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eval("\$query = \"" . addslashes($query) . "\";");
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// Filter out non-public query vars
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global $wp;
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parse_str($query, $query_vars);
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$query = array();
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foreach ( (array) $query_vars as $key => $value ) {
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if ( in_array($key, $wp->public_query_vars) )
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$query[$key] = $value;
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}
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// Do the query
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$query = new WP_Query($query);
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if ( $query->is_single || $query->is_page )
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return $query->post->ID;
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else
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return 0;
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}
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}
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return 0;
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}
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/**
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* WordPress Rewrite Component.
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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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* Default permalink structure for WordPress.
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*
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* @since 1.5.0
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* @access private
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* @var string
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*/
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var $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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* @access private
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* @var bool
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*/
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var $use_trailing_slashes;
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/**
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* Customized or default category permalink base ( example.com/xx/tagname ).
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*
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* @since 1.5.0
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* @access private
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* @var string
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*/
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var $category_base;
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/**
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* Customized or default tag permalink base ( example.com/xx/tagname ).
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*
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* @since 2.3.0
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* @access private
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* @var string
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*/
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var $tag_base;
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/**
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* Permalink request structure for categories.
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*
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* @since 1.5.0
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* @access private
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* @var string
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*/
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var $category_structure;
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/**
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* Permalink request structure for tags.
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*
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* @since 2.3.0
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* @access private
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* @var string
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*/
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var $tag_structure;
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/**
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* Permalink author request base ( example.com/author/authorname ).
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*
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* @since 1.5.0
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* @access private
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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 request structure for author pages.
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*
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* @since 1.5.0
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* @access private
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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 request structure for dates.
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*
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* @since 1.5.0
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* @access private
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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 request structure for pages.
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*
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* @since 1.5.0
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* @access private
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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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* Search permalink base ( example.com/search/query ).
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*
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* @since 1.5.0
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* @access private
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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 request structure for searches.
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*
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* @since 1.5.0
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* @access private
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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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* @access private
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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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* Feed permalink base.
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*
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* @since 1.5.0
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* @access private
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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 request structure permalink.
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*
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* @since 1.5.0
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* @access private
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* @var string
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*/
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var $comments_feed_structure;
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/**
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* Feed request structure permalink.
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*
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* @since 1.5.0
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* @access private
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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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* Front URL path.
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*
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* The difference between the root property is that WordPress might be
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* located at example/WordPress/index.php, if permalinks are turned off. The
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* WordPress/index.php will be the front portion. If permalinks are turned
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* on, this will most likely be empty or not set.
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*
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* @since 1.5.0
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* @access private
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* @var string
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*/
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var $front;
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/**
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* Root URL path to WordPress (without domain).
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*
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* The difference between front property is that WordPress might be located
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* at example.com/WordPress/. The root is the 'WordPress/' portion.
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*
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* @since 1.5.0
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* @access private
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* @var string
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*/
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var $root = '';
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/**
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* Permalink to the home page.
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*
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* @since 1.5.0
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* @access public
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* @var string
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*/
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var $index = 'index.php';
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/**
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* Request match string.
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*
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* @since 1.5.0
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* @access private
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* @var string
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*/
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var $matches = '';
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|
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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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* @access private
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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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* @access private
|
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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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* @access private
|
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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 WP's 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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*
|
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* @since 2.1.0
|
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* @access private
|
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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.
|
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*
|
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* @since 2.1.0
|
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* @access private
|
|
* @var array
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*/
|
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var $extra_permastructs = array();
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|
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/**
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* Endpoints permalinks
|
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*
|
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* @since unknown
|
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* @access private
|
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* @var array
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*/
|
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var $endpoints;
|
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|
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/**
|
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* Whether to write every mod_rewrite rule for WordPress.
|
|
*
|
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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.
|
|
*
|
|
* @since 2.0.0
|
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* @access public
|
|
* @var bool
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*/
|
|
var $use_verbose_rules = false;
|
|
|
|
/**
|
|
* Whether to write every mod_rewrite rule for WordPress pages.
|
|
*
|
|
* @since 2.5.0
|
|
* @access public
|
|
* @var bool
|
|
*/
|
|
var $use_verbose_page_rules = true;
|
|
|
|
/**
|
|
* Permalink structure search for preg_replace.
|
|
*
|
|
* @since 1.5.0
|
|
* @access private
|
|
* @var array
|
|
*/
|
|
var $rewritecode =
|
|
array(
|
|
'%year%',
|
|
'%monthnum%',
|
|
'%day%',
|
|
'%hour%',
|
|
'%minute%',
|
|
'%second%',
|
|
'%postname%',
|
|
'%post_id%',
|
|
'%category%',
|
|
'%tag%',
|
|
'%author%',
|
|
'%pagename%',
|
|
'%search%'
|
|
);
|
|
|
|
/**
|
|
* Preg_replace values for the search, see {@link WP_Rewrite::$rewritecode}.
|
|
*
|
|
* @since 1.5.0
|
|
* @access private
|
|
* @var array
|
|
*/
|
|
var $rewritereplace =
|
|
array(
|
|
'([0-9]{4})',
|
|
'([0-9]{1,2})',
|
|
'([0-9]{1,2})',
|
|
'([0-9]{1,2})',
|
|
'([0-9]{1,2})',
|
|
'([0-9]{1,2})',
|
|
'([^/]+)',
|
|
'([0-9]+)',
|
|
'(.+?)',
|
|
'(.+?)',
|
|
'([^/]+)',
|
|
'([^/]+?)',
|
|
'(.+)'
|
|
);
|
|
|
|
/**
|
|
* Search for the query to look for replacing.
|
|
*
|
|
* @since 1.5.0
|
|
* @access private
|
|
* @var array
|
|
*/
|
|
var $queryreplace =
|
|
array (
|
|
'year=',
|
|
'monthnum=',
|
|
'day=',
|
|
'hour=',
|
|
'minute=',
|
|
'second=',
|
|
'name=',
|
|
'p=',
|
|
'category_name=',
|
|
'tag=',
|
|
'author_name=',
|
|
'pagename=',
|
|
's='
|
|
);
|
|
|
|
/**
|
|
* Supported default feeds.
|
|
*
|
|
* @since 1.5.0
|
|
* @access private
|
|
* @var array
|
|
*/
|
|
var $feeds = array ( 'feed', 'rdf', 'rss', 'rss2', 'atom' );
|
|
|
|
/**
|
|
* Whether permalinks are being used.
|
|
*
|
|
* This can be either rewrite module or permalink in the HTTP query string.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return bool True, if permalinks are enabled.
|
|
*/
|
|
function using_permalinks() {
|
|
if (empty($this->permalink_structure))
|
|
return false;
|
|
else
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Whether permalinks are being used and rewrite module is not enabled.
|
|
*
|
|
* Means that permalink links are enabled and index.php is in the URL.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return bool
|
|
*/
|
|
function using_index_permalinks() {
|
|
if (empty($this->permalink_structure)) {
|
|
return false;
|
|
}
|
|
|
|
// If the index is not in the permalink, we're using mod_rewrite.
|
|
if (preg_match('#^/*' . $this->index . '#', $this->permalink_structure)) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Whether permalinks are being used and rewrite module is enabled.
|
|
*
|
|
* Using permalinks and index.php is not in the URL.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return bool
|
|
*/
|
|
function using_mod_rewrite_permalinks() {
|
|
if ( $this->using_permalinks() && ! $this->using_index_permalinks())
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Index for matches for usage in preg_*() functions.
|
|
*
|
|
* The format of the string is, with empty matches property value, '$NUM'.
|
|
* The 'NUM' will be replaced with the value in the $number parameter. With
|
|
* the matches property not empty, the value of the returned string will
|
|
* contain that value of the matches property. The format then will be
|
|
* '$MATCHES[NUM]', with MATCHES as the value in the property and NUM the
|
|
* value of the $number parameter.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @param int $number Index number.
|
|
* @return string
|
|
*/
|
|
function preg_index($number) {
|
|
$match_prefix = '$';
|
|
$match_suffix = '';
|
|
|
|
if ( ! empty($this->matches) ) {
|
|
$match_prefix = '$' . $this->matches . '[';
|
|
$match_suffix = ']';
|
|
}
|
|
|
|
return "$match_prefix$number$match_suffix";
|
|
}
|
|
|
|
/**
|
|
* Retrieve all page and attachments for pages URIs.
|
|
*
|
|
* The attachments are for those that have pages as parents and will be
|
|
* retrieved.
|
|
*
|
|
* @since 2.5.0
|
|
* @access public
|
|
*
|
|
* @return array Array of page URIs as first element and attachment URIs as second element.
|
|
*/
|
|
function page_uri_index() {
|
|
global $wpdb;
|
|
|
|
//get pages in order of hierarchy, i.e. children after parents
|
|
$posts = get_page_hierarchy($wpdb->get_results("SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE post_type = 'page'"));
|
|
//now reverse it, because we need parents after children for rewrite rules to work properly
|
|
$posts = array_reverse($posts, true);
|
|
|
|
$page_uris = array();
|
|
$page_attachment_uris = array();
|
|
|
|
if ( !$posts )
|
|
return array( array(), array() );
|
|
|
|
foreach ($posts as $id => $post) {
|
|
// URL => page name
|
|
$uri = get_page_uri($id);
|
|
$attachments = $wpdb->get_results( $wpdb->prepare( "SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE post_type = 'attachment' AND post_parent = %d", $id ));
|
|
if ( $attachments ) {
|
|
foreach ( $attachments as $attachment ) {
|
|
$attach_uri = get_page_uri($attachment->ID);
|
|
$page_attachment_uris[$attach_uri] = $attachment->ID;
|
|
}
|
|
}
|
|
|
|
$page_uris[$uri] = $id;
|
|
}
|
|
|
|
return array( $page_uris, $page_attachment_uris );
|
|
}
|
|
|
|
/**
|
|
* Retrieve all of the rewrite rules for pages.
|
|
*
|
|
* If the 'use_verbose_page_rules' property is false, then there will only
|
|
* be a single rewrite rule for pages for those matching '%pagename%'. With
|
|
* the property set to true, the attachments and the pages will be added for
|
|
* each individual attachment URI and page URI, respectively.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return array
|
|
*/
|
|
function page_rewrite_rules() {
|
|
$rewrite_rules = array();
|
|
$page_structure = $this->get_page_permastruct();
|
|
|
|
if ( ! $this->use_verbose_page_rules ) {
|
|
$this->add_rewrite_tag('%pagename%', "(.+?)", 'pagename=');
|
|
$rewrite_rules = array_merge($rewrite_rules, $this->generate_rewrite_rules($page_structure, EP_PAGES));
|
|
return $rewrite_rules;
|
|
}
|
|
|
|
$page_uris = $this->page_uri_index();
|
|
$uris = $page_uris[0];
|
|
$attachment_uris = $page_uris[1];
|
|
|
|
if( is_array( $attachment_uris ) ) {
|
|
foreach ($attachment_uris as $uri => $pagename) {
|
|
$this->add_rewrite_tag('%pagename%', "($uri)", 'attachment=');
|
|
$rewrite_rules = array_merge($rewrite_rules, $this->generate_rewrite_rules($page_structure, EP_PAGES));
|
|
}
|
|
}
|
|
if( is_array( $uris ) ) {
|
|
foreach ($uris as $uri => $pagename) {
|
|
$this->add_rewrite_tag('%pagename%', "($uri)", 'pagename=');
|
|
$rewrite_rules = array_merge($rewrite_rules, $this->generate_rewrite_rules($page_structure, EP_PAGES));
|
|
}
|
|
}
|
|
|
|
return $rewrite_rules;
|
|
}
|
|
|
|
/**
|
|
* Retrieve date permalink structure, with year, month, and day.
|
|
*
|
|
* The permalink structure for the date, if not set already depends on the
|
|
* permalink structure. It can be one of three formats. The first is year,
|
|
* month, day; the second is day, month, year; and the last format is month,
|
|
* day, year. These are matched against the permalink structure for which
|
|
* one is used. If none matches, then the default will be used, which is
|
|
* year, month, day.
|
|
*
|
|
* Prevents post ID and date permalinks from overlapping. In the case of
|
|
* post_id, the date permalink will be prepended with front permalink with
|
|
* 'date/' before the actual permalink to form the complete date permalink
|
|
* structure.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return bool|string False on no permalink structure. Date permalink structure.
|
|
*/
|
|
function get_date_permastruct() {
|
|
if (isset($this->date_structure)) {
|
|
return $this->date_structure;
|
|
}
|
|
|
|
if (empty($this->permalink_structure)) {
|
|
$this->date_structure = '';
|
|
return false;
|
|
}
|
|
|
|
// The date permalink must have year, month, and day separated by slashes.
|
|
$endians = array('%year%/%monthnum%/%day%', '%day%/%monthnum%/%year%', '%monthnum%/%day%/%year%');
|
|
|
|
$this->date_structure = '';
|
|
$date_endian = '';
|
|
|
|
foreach ($endians as $endian) {
|
|
if (false !== strpos($this->permalink_structure, $endian)) {
|
|
$date_endian= $endian;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( empty($date_endian) )
|
|
$date_endian = '%year%/%monthnum%/%day%';
|
|
|
|
// Do not allow the date tags and %post_id% to overlap in the permalink
|
|
// structure. If they do, move the date tags to $front/date/.
|
|
$front = $this->front;
|
|
preg_match_all('/%.+?%/', $this->permalink_structure, $tokens);
|
|
$tok_index = 1;
|
|
foreach ( (array) $tokens[0] as $token) {
|
|
if ( ($token == '%post_id%') && ($tok_index <= 3) ) {
|
|
$front = $front . 'date/';
|
|
break;
|
|
}
|
|
$tok_index++;
|
|
}
|
|
|
|
$this->date_structure = $front . $date_endian;
|
|
|
|
return $this->date_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the year permalink structure without month and day.
|
|
*
|
|
* Gets the date permalink structure and strips out the month and day
|
|
* permalink structures.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return bool|string False on failure. Year structure on success.
|
|
*/
|
|
function get_year_permastruct() {
|
|
$structure = $this->get_date_permastruct($this->permalink_structure);
|
|
|
|
if (empty($structure)) {
|
|
return false;
|
|
}
|
|
|
|
$structure = str_replace('%monthnum%', '', $structure);
|
|
$structure = str_replace('%day%', '', $structure);
|
|
|
|
$structure = preg_replace('#/+#', '/', $structure);
|
|
|
|
return $structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the month permalink structure without day and with year.
|
|
*
|
|
* Gets the date permalink structure and strips out the day permalink
|
|
* structures. Keeps the year permalink structure.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return bool|string False on failure. Year/Month structure on success.
|
|
*/
|
|
function get_month_permastruct() {
|
|
$structure = $this->get_date_permastruct($this->permalink_structure);
|
|
|
|
if (empty($structure)) {
|
|
return false;
|
|
}
|
|
|
|
$structure = str_replace('%day%', '', $structure);
|
|
|
|
$structure = preg_replace('#/+#', '/', $structure);
|
|
|
|
return $structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the day permalink structure with month and year.
|
|
*
|
|
* Keeps date permalink structure with all year, month, and day.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return bool|string False on failure. Year/Month/Day structure on success.
|
|
*/
|
|
function get_day_permastruct() {
|
|
return $this->get_date_permastruct($this->permalink_structure);
|
|
}
|
|
|
|
/**
|
|
* Retrieve 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
|
|
* @access public
|
|
*
|
|
* @return bool|string False on failure. Category permalink structure.
|
|
*/
|
|
function get_category_permastruct() {
|
|
if (isset($this->category_structure)) {
|
|
return $this->category_structure;
|
|
}
|
|
|
|
if (empty($this->permalink_structure)) {
|
|
$this->category_structure = '';
|
|
return false;
|
|
}
|
|
|
|
if (empty($this->category_base))
|
|
$this->category_structure = trailingslashit( $this->front . 'category' );
|
|
else
|
|
$this->category_structure = trailingslashit( '/' . $this->root . $this->category_base );
|
|
|
|
$this->category_structure .= '%category%';
|
|
|
|
return $this->category_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the permalink structure for tags.
|
|
*
|
|
* If the tag_base property has no value, then the tag structure will have
|
|
* the front property value, followed by 'tag', and finally '%tag%'. If it
|
|
* does, then the root property will be used, along with the tag_base
|
|
* property value.
|
|
*
|
|
* @since 2.3.0
|
|
* @access public
|
|
*
|
|
* @return bool|string False on failure. Tag permalink structure.
|
|
*/
|
|
function get_tag_permastruct() {
|
|
if (isset($this->tag_structure)) {
|
|
return $this->tag_structure;
|
|
}
|
|
|
|
if (empty($this->permalink_structure)) {
|
|
$this->tag_structure = '';
|
|
return false;
|
|
}
|
|
|
|
if (empty($this->tag_base))
|
|
$this->tag_structure = trailingslashit( $this->front . 'tag' );
|
|
else
|
|
$this->tag_structure = trailingslashit( '/' . $this->root . $this->tag_base );
|
|
|
|
$this->tag_structure .= '%tag%';
|
|
|
|
return $this->tag_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieve extra permalink structure by name.
|
|
*
|
|
* @since unknown
|
|
* @access public
|
|
*
|
|
* @param string $name Permalink structure name.
|
|
* @return string|bool False if not found. Permalink structure string.
|
|
*/
|
|
function get_extra_permastruct($name) {
|
|
if ( isset($this->extra_permastructs[$name]) )
|
|
return $this->extra_permastructs[$name];
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Retrieve 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
|
|
* @access public
|
|
*
|
|
* @return string|bool False if not found. Permalink structure string.
|
|
*/
|
|
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 $this->author_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the search permalink structure.
|
|
*
|
|
* The permalink structure is root property, search base, and finally
|
|
* '/%search%'. Will set the search_structure property and then return it
|
|
* without attempting to set the value again.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return string|bool False if not found. Permalink structure string.
|
|
*/
|
|
function get_search_permastruct() {
|
|
if (isset($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 $this->search_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the page permalink structure.
|
|
*
|
|
* The permalink structure is root property, and '%pagename%'. Will set the
|
|
* page_structure property and then return it without attempting to set the
|
|
* value again.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return string|bool False if not found. Permalink structure string.
|
|
*/
|
|
function get_page_permastruct() {
|
|
if (isset($this->page_structure)) {
|
|
return $this->page_structure;
|
|
}
|
|
|
|
if (empty($this->permalink_structure)) {
|
|
$this->page_structure = '';
|
|
return false;
|
|
}
|
|
|
|
$this->page_structure = $this->root . '%pagename%';
|
|
|
|
return $this->page_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the feed permalink structure.
|
|
*
|
|
* The permalink structure is root property, feed base, and finally
|
|
* '/%feed%'. Will set the feed_structure property and then return it
|
|
* without attempting to set the value again.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return string|bool False if not found. Permalink structure string.
|
|
*/
|
|
function get_feed_permastruct() {
|
|
if (isset($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 $this->feed_structure;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the comment feed permalink structure.
|
|
*
|
|
* The permalink structure is root property, comment base property, feed
|
|
* base and finally '/%feed%'. Will set the comment_feed_structure property
|
|
* and then return it without attempting to set the value again.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return string|bool False if not found. Permalink structure string.
|
|
*/
|
|
function get_comment_feed_permastruct() {
|
|
if (isset($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;
|
|
}
|
|
|
|
/**
|
|
* Append or update tag, pattern, and query for replacement.
|
|
*
|
|
* If the tag already exists, replace the existing pattern and query for
|
|
* that tag, otherwise add the new tag, pattern, and query to the end of the
|
|
* arrays.
|
|
*
|
|
* @internal What is the purpose of this function again? Need to finish long
|
|
* description.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @param string $tag Append tag to rewritecode property array.
|
|
* @param string $pattern Append pattern to rewritereplace property array.
|
|
* @param string $query Append query to queryreplace property array.
|
|
*/
|
|
function add_rewrite_tag($tag, $pattern, $query) {
|
|
$position = array_search($tag, $this->rewritecode);
|
|
if ( false !== $position && null !== $position ) {
|
|
$this->rewritereplace[$position] = $pattern;
|
|
$this->queryreplace[$position] = $query;
|
|
} else {
|
|
$this->rewritecode[] = $tag;
|
|
$this->rewritereplace[] = $pattern;
|
|
$this->queryreplace[] = $query;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Generate the rules from 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
|
|
* @access public
|
|
*
|
|
* @param string $permalink_structure The permalink structure.
|
|
* @param int $ep_mask Optional, default is EP_NONE. Endpoint constant, see EP_* constants.
|
|
* @param bool $paged Optional, default is true. Whether permalink request is paged.
|
|
* @param bool $feed Optional, default is true. Whether for feed.
|
|
* @param bool $forcomments Optional, default is false. Whether for comments.
|
|
* @param bool $walk_dirs Optional, default is true. Whether to create list of directories to walk over.
|
|
* @param bool $endpoints Optional, default is true. Whether endpoints are enabled.
|
|
* @return array Rewrite rule list.
|
|
*/
|
|
function generate_rewrite_rules($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
|
|
$trackbackregex = 'trackback/?$';
|
|
$pageregex = 'page/?([0-9]{1,})/?$';
|
|
$commentregex = 'comment-page-([0-9]{1,})/?$';
|
|
|
|
//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[1] . '=';
|
|
$ep_query_append[$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 = $index;
|
|
//build a list from the rewritecode and queryreplace arrays, that will look something like
|
|
//tagname=$matches[i] where i is the current $i
|
|
for ($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%/%month%/%postname% would create
|
|
//rewrite rules for /%year%/, /%year%/%month%/ and /%year%/%month%/%postname%
|
|
$structure = trim($structure, '/');
|
|
if ($walk_dirs) {
|
|
$dirs = explode('/', $structure);
|
|
} else {
|
|
$dirs[] = $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]'
|
|
$query = ( isset($queries) && is_array($queries) ) ? $queries[$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;
|
|
}
|
|
|
|
//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);
|
|
|
|
//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);
|
|
|
|
//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
|
|
$rewrite = array();
|
|
if ($feed) //...adding on /feed/ regexes => queries
|
|
$rewrite = array($feedmatch => $feedquery, $feedmatch2 => $feedquery2);
|
|
if ($paged) //...and /page/xx ones
|
|
$rewrite = array_merge($rewrite, array($pagematch => $pagequery));
|
|
|
|
//only on pages with comments add ../comment-page-xx/
|
|
if ( EP_PAGES & $ep_mask || EP_PERMALINK & $ep_mask || EP_NONE & $ep_mask )
|
|
$rewrite = array_merge($rewrite, array($commentmatch => $commentquery));
|
|
|
|
//do endpoints
|
|
if ($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)
|
|
$page = true;
|
|
}
|
|
|
|
//if we're creating rules for a permalink, do all the endpoints like attachments etc
|
|
if ($post) {
|
|
$post = true;
|
|
//create query and regex for trackback
|
|
$trackbackmatch = $match . $trackbackregex;
|
|
$trackbackquery = $trackbackindex . '?' . $query . '&tb=1';
|
|
//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 . '/([^/]+)/';
|
|
$sub1tb = $sub1 . $trackbackregex; //add trackback regex <permalink>/trackback/...
|
|
$sub1feed = $sub1 . $feedregex; //and <permalink>/feed/(atom|...)
|
|
$sub1feed2 = $sub1 . $feedregex2; //and <permalink>/(feed|atom...)
|
|
$sub1comment = $sub1 . $commentregex; //and <permalink>/comment-page-xx
|
|
//add an ? as we don't have to match that last slash, and finally a $ so we
|
|
//match to the end of the URL
|
|
|
|
//add another rule to match attachments in the explicit form:
|
|
//<permalink>/attachment/some-text
|
|
$sub2 = $submatchbase . '/attachment/([^/]+)/';
|
|
$sub2tb = $sub2 . $trackbackregex; //and add trackbacks <permalink>/attachment/trackback
|
|
$sub2feed = $sub2 . $feedregex; //feeds, <permalink>/attachment/feed/(atom|...)
|
|
$sub2feed2 = $sub2 . $feedregex2; //and feeds again on to this <permalink>/attachment/(feed|atom...)
|
|
$sub2comment = $sub2 . $commentregex; //and <permalink>/comment-page-xx
|
|
|
|
//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=' . $this->preg_index(2);
|
|
|
|
//do endpoints for attachments
|
|
if ( !empty($endpoint) ) { foreach ( (array) $ep_query_append as $regex => $ep ) {
|
|
if ($ep[0] & EP_ATTACHMENT) {
|
|
$rewrite[$sub1 . $regex] = $subquery . '?' . $ep[1] . $this->preg_index(2);
|
|
$rewrite[$sub2 . $regex] = $subquery . '?' . $ep[1] . $this->preg_index(2);
|
|
}
|
|
} }
|
|
|
|
//now we've finished with endpoints, finish off the $sub1 and $sub2 matches
|
|
$sub1 .= '?$';
|
|
$sub2 .= '?$';
|
|
|
|
//allow URLs like <permalink>/2 for <permalink>/page/2
|
|
$match = $match . '(/[0-9]+)?/?$';
|
|
$query = $index . '?' . $query . '&page=' . $this->preg_index($num_toks + 1);
|
|
} else { //not matching a permalink so this is a lot simpler
|
|
//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 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));
|
|
$rewrite = array_merge(array($sub2 => $subquery, $sub2tb => $subtbquery, $sub2feed => $subfeedquery, $sub2feed2 => $subfeedquery, $sub2comment => $subcommentquery), $rewrite);
|
|
}
|
|
} //if($num_toks)
|
|
//add the rules for this dir to the accumulating $post_rewrite
|
|
$post_rewrite = array_merge($rewrite, $post_rewrite);
|
|
} //foreach ($dir)
|
|
return $post_rewrite; //the finished rules. phew!
|
|
}
|
|
|
|
/**
|
|
* Generate Rewrite rules with permalink structure and walking directory only.
|
|
*
|
|
* Shorten version of {@link WP_Rewrite::generate_rewrite_rules()} that
|
|
* allows for shorter list of parameters. See the method for longer
|
|
* description of what generating rewrite rules does.
|
|
*
|
|
* @uses WP_Rewrite::generate_rewrite_rules() See for long description and rest of parameters.
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @param string $permalink_structure The permalink structure to generate rules.
|
|
* @param bool $walk_dirs Optional, default is false. Whether to create list of directories to walk over.
|
|
* @return array
|
|
*/
|
|
function generate_rewrite_rule($permalink_structure, $walk_dirs = false) {
|
|
return $this->generate_rewrite_rules($permalink_structure, EP_NONE, false, false, false, $walk_dirs);
|
|
}
|
|
|
|
/**
|
|
* Construct rewrite matches and queries from permalink structure.
|
|
*
|
|
* Runs the action '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 'rewrite_rules_array'
|
|
* filter on the full rewrite rule array.
|
|
*
|
|
* There are two ways to manipulate the rewrite rules, one by hooking into
|
|
* the '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
|
|
* @access public
|
|
*
|
|
* @return array An associate array of matches and queries.
|
|
*/
|
|
function rewrite_rules() {
|
|
$rewrite = array();
|
|
|
|
if (empty($this->permalink_structure)) {
|
|
return $rewrite;
|
|
}
|
|
|
|
// robots.txt
|
|
$robots_rewrite = array('robots\.txt$' => $this->index . '?robots=1');
|
|
|
|
//Default Feed rules - These are require to allow for the direct access files to work with permalink structure starting with %category%
|
|
$default_feeds = array( '.*wp-atom.php$' => $this->index .'?feed=atom',
|
|
'.*wp-rdf.php$' => $this->index .'?feed=rdf',
|
|
'.*wp-rss.php$' => $this->index .'?feed=rss',
|
|
'.*wp-rss2.php$' => $this->index .'?feed=rss2',
|
|
'.*wp-feed.php$' => $this->index .'?feed=feed',
|
|
'.*wp-commentsrss2.php$' => $this->index . '?feed=rss2&withcomments=1');
|
|
|
|
// Post
|
|
$post_rewrite = $this->generate_rewrite_rules($this->permalink_structure, EP_PERMALINK);
|
|
$post_rewrite = apply_filters('post_rewrite_rules', $post_rewrite);
|
|
|
|
// Date
|
|
$date_rewrite = $this->generate_rewrite_rules($this->get_date_permastruct(), EP_DATE);
|
|
$date_rewrite = apply_filters('date_rewrite_rules', $date_rewrite);
|
|
|
|
// Root
|
|
$root_rewrite = $this->generate_rewrite_rules($this->root . '/', EP_ROOT);
|
|
$root_rewrite = apply_filters('root_rewrite_rules', $root_rewrite);
|
|
|
|
// Comments
|
|
$comments_rewrite = $this->generate_rewrite_rules($this->root . $this->comments_base, EP_COMMENTS, true, true, true, false);
|
|
$comments_rewrite = apply_filters('comments_rewrite_rules', $comments_rewrite);
|
|
|
|
// Search
|
|
$search_structure = $this->get_search_permastruct();
|
|
$search_rewrite = $this->generate_rewrite_rules($search_structure, EP_SEARCH);
|
|
$search_rewrite = apply_filters('search_rewrite_rules', $search_rewrite);
|
|
|
|
// Categories
|
|
$category_rewrite = $this->generate_rewrite_rules($this->get_category_permastruct(), EP_CATEGORIES);
|
|
$category_rewrite = apply_filters('category_rewrite_rules', $category_rewrite);
|
|
|
|
// Tags
|
|
$tag_rewrite = $this->generate_rewrite_rules($this->get_tag_permastruct(), EP_TAGS);
|
|
$tag_rewrite = apply_filters('tag_rewrite_rules', $tag_rewrite);
|
|
|
|
// Authors
|
|
$author_rewrite = $this->generate_rewrite_rules($this->get_author_permastruct(), EP_AUTHORS);
|
|
$author_rewrite = apply_filters('author_rewrite_rules', $author_rewrite);
|
|
|
|
// Pages
|
|
$page_rewrite = $this->page_rewrite_rules();
|
|
$page_rewrite = apply_filters('page_rewrite_rules', $page_rewrite);
|
|
|
|
// Extra permastructs
|
|
foreach ( $this->extra_permastructs as $permastruct )
|
|
$this->extra_rules_top = array_merge($this->extra_rules_top, $this->generate_rewrite_rules($permastruct, EP_NONE));
|
|
|
|
// Put them together.
|
|
if ( $this->use_verbose_page_rules )
|
|
$this->rules = array_merge($this->extra_rules_top, $robots_rewrite, $default_feeds, $page_rewrite, $root_rewrite, $comments_rewrite, $search_rewrite, $category_rewrite, $tag_rewrite, $author_rewrite, $date_rewrite, $post_rewrite, $this->extra_rules);
|
|
else
|
|
$this->rules = array_merge($this->extra_rules_top, $robots_rewrite, $default_feeds, $root_rewrite, $comments_rewrite, $search_rewrite, $category_rewrite, $tag_rewrite, $author_rewrite, $date_rewrite, $post_rewrite, $page_rewrite, $this->extra_rules);
|
|
|
|
do_action_ref_array('generate_rewrite_rules', array(&$this));
|
|
$this->rules = apply_filters('rewrite_rules_array', $this->rules);
|
|
|
|
return $this->rules;
|
|
}
|
|
|
|
/**
|
|
* Retrieve the rewrite rules.
|
|
*
|
|
* The difference between this method and {@link
|
|
* 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
|
|
* @access public
|
|
*
|
|
* @return array Rewrite rules.
|
|
*/
|
|
function wp_rewrite_rules() {
|
|
$this->rules = get_option('rewrite_rules');
|
|
if ( empty($this->rules) ) {
|
|
$this->matches = 'matches';
|
|
$this->rewrite_rules();
|
|
update_option('rewrite_rules', $this->rules);
|
|
}
|
|
|
|
return $this->rules;
|
|
}
|
|
|
|
/**
|
|
* Retrieve 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
|
|
* @access public
|
|
*
|
|
* @return string
|
|
*/
|
|
function mod_rewrite_rules() {
|
|
if ( ! $this->using_permalinks()) {
|
|
return '';
|
|
}
|
|
|
|
$site_root = parse_url(get_option('siteurl'));
|
|
if ( isset( $site_root['path'] ) ) {
|
|
$site_root = trailingslashit($site_root['path']);
|
|
}
|
|
|
|
$home_root = parse_url(get_option('home'));
|
|
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";
|
|
|
|
//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('.+?', '.+', $match);
|
|
|
|
// If the match is unanchored and greedy, prepend rewrite conditions
|
|
// to avoid infinite redirects and eclipsing of real files.
|
|
if ($match == '(.+)/?$' || $match == '([^/]+)/?$' ) {
|
|
//nada.
|
|
}
|
|
|
|
$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('.+?', '.+', $match);
|
|
|
|
// If the match is unanchored and greedy, prepend rewrite conditions
|
|
// to avoid infinite redirects and eclipsing of real files.
|
|
if ($match == '(.+)/?$' || $match == '([^/]+)/?$' ) {
|
|
//nada.
|
|
}
|
|
|
|
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";
|
|
|
|
$rules = apply_filters('mod_rewrite_rules', $rules);
|
|
$rules = apply_filters('rewrite_rules', $rules); // Deprecated
|
|
|
|
return $rules;
|
|
}
|
|
|
|
/**
|
|
* Add a straight rewrite rule.
|
|
*
|
|
* Any value in the $after parameter that isn't 'bottom' will be placed at
|
|
* the top of the rules.
|
|
*
|
|
* @since 2.1.0
|
|
* @access public
|
|
*
|
|
* @param string $regex Regular expression to match against request.
|
|
* @param string $redirect URL regex redirects to when regex matches request.
|
|
* @param string $after Optional, default is bottom. Location to place rule.
|
|
*/
|
|
function add_rule($regex, $redirect, $after = 'bottom') {
|
|
//get everything up to the first ?
|
|
$index = (strpos($redirect, '?') == false ? strlen($redirect) : strpos($redirect, '?'));
|
|
$front = substr($redirect, 0, $index);
|
|
if ($front != $this->index) { //it doesn't redirect to WP's index.php
|
|
$this->add_external_rule($regex, $redirect);
|
|
} else {
|
|
if ( 'bottom' == $after)
|
|
$this->extra_rules = array_merge($this->extra_rules, array($regex => $redirect));
|
|
else
|
|
$this->extra_rules_top = array_merge($this->extra_rules_top, array($regex => $redirect));
|
|
//$this->extra_rules[$regex] = $redirect;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add a rule that doesn't redirect to index.php.
|
|
*
|
|
* Can redirect to any place.
|
|
*
|
|
* @since 2.1.0
|
|
* @access public
|
|
*
|
|
* @param string $regex Regular expression to match against request.
|
|
* @param string $redirect URL regex redirects to when regex matches request.
|
|
*/
|
|
function add_external_rule($regex, $redirect) {
|
|
$this->non_wp_rules[$regex] = $redirect;
|
|
}
|
|
|
|
/**
|
|
* Add an endpoint, like /trackback/.
|
|
*
|
|
* To be inserted after certain URL types (specified in $places).
|
|
*
|
|
* @since 2.1.0
|
|
* @access public
|
|
*
|
|
* @param string $name Name of endpoint.
|
|
* @param array $places URL types that endpoint can be used.
|
|
*/
|
|
function add_endpoint($name, $places) {
|
|
global $wp;
|
|
$this->endpoints[] = array ( $places, $name );
|
|
$wp->add_query_var($name);
|
|
}
|
|
|
|
/**
|
|
* Add permalink structure.
|
|
*
|
|
* These are added along with the extra rewrite rules that are merged to the
|
|
* top.
|
|
*
|
|
* @since unknown
|
|
* @access public
|
|
*
|
|
* @param string $name Name for permalink structure.
|
|
* @param string $struct Permalink structure.
|
|
* @param bool $with_front Prepend front base to permalink structure.
|
|
*/
|
|
function add_permastruct($name, $struct, $with_front = true) {
|
|
if ( $with_front )
|
|
$struct = $this->front . $struct;
|
|
$this->extra_permastructs[$name] = $struct;
|
|
}
|
|
|
|
/**
|
|
* Remove rewrite rules and then recreate rewrite rules.
|
|
*
|
|
* Calls {@link 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
|
|
* @access public
|
|
*/
|
|
function flush_rules() {
|
|
delete_option('rewrite_rules');
|
|
$this->wp_rewrite_rules();
|
|
if ( function_exists('save_mod_rewrite_rules') )
|
|
save_mod_rewrite_rules();
|
|
}
|
|
|
|
/**
|
|
* Sets up the object's properties.
|
|
*
|
|
* The 'use_verbose_page_rules' object property will be turned on, if the
|
|
* permalink structure includes the following: '%postname%', '%category%',
|
|
* '%tag%', or '%author%'.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*/
|
|
function init() {
|
|
$this->extra_rules = $this->non_wp_rules = $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 . '/';
|
|
}
|
|
$this->category_base = get_option( 'category_base' );
|
|
$this->tag_base = get_option( 'tag_base' );
|
|
unset($this->category_structure);
|
|
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) == '/' ) ? true : false;
|
|
|
|
// Enable generic rules for pages if permalink structure doesn't begin with a wildcard.
|
|
$structure = ltrim($this->permalink_structure, '/');
|
|
if ( $this->using_index_permalinks() )
|
|
$structure = ltrim($this->permalink_structure, $this->index . '/');
|
|
if ( 0 === strpos($structure, '%postname%') ||
|
|
0 === strpos($structure, '%category%') ||
|
|
0 === strpos($structure, '%tag%') ||
|
|
0 === strpos($structure, '%author%') )
|
|
$this->use_verbose_page_rules = true;
|
|
else
|
|
$this->use_verbose_page_rules = false;
|
|
}
|
|
|
|
/**
|
|
* Set the main permalink structure for the blog.
|
|
*
|
|
* Will update the 'permalink_structure' option, if there is a difference
|
|
* between the current permalink structure and the parameter value. Calls
|
|
* {@link WP_Rewrite::init()} after the option is updated.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @param string $permalink_structure Permalink structure.
|
|
*/
|
|
function set_permalink_structure($permalink_structure) {
|
|
if ($permalink_structure != $this->permalink_structure) {
|
|
update_option('permalink_structure', $permalink_structure);
|
|
$this->init();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Set 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
|
|
* {@link WP_Rewrite::init()} after the option is updated.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @param string $category_base Category permalink structure base.
|
|
*/
|
|
function set_category_base($category_base) {
|
|
if ($category_base != $this->category_base) {
|
|
update_option('category_base', $category_base);
|
|
$this->init();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Set 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
|
|
* {@link WP_Rewrite::init()} after the option is updated.
|
|
*
|
|
* @since 2.3.0
|
|
* @access public
|
|
*
|
|
* @param string $tag_base Tag permalink structure base.
|
|
*/
|
|
function set_tag_base( $tag_base ) {
|
|
if ( $tag_base != $this->tag_base ) {
|
|
update_option( 'tag_base', $tag_base );
|
|
$this->init();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* PHP4 Constructor - Calls init(), which runs setup.
|
|
*
|
|
* @since 1.5.0
|
|
* @access public
|
|
*
|
|
* @return WP_Rewrite
|
|
*/
|
|
function WP_Rewrite() {
|
|
$this->init();
|
|
}
|
|
}
|
|
|
|
?>
|