/msw/dev/wp-includes/rewrite.php
PHP | 2051 lines | 822 code | 242 blank | 987 comment | 143 complexity | ad458cd8e2457d28ed19ed8abc47a25d MD5 | raw file
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- <?php
- /**
- * WordPress Rewrite API
- *
- * @package WordPress
- * @subpackage Rewrite
- */
- /**
- * Add a straight rewrite rule.
- *
- * @see WP_Rewrite::add_rule() for long description.
- * @since 2.1.0
- *
- * @param string $regex Regular Expression to match request against.
- * @param string $redirect Page to redirect to.
- * @param string $after Optional, default is 'bottom'. Where to add rule, can also be 'top'.
- */
- function add_rewrite_rule($regex, $redirect, $after = 'bottom') {
- global $wp_rewrite;
- $wp_rewrite->add_rule($regex, $redirect, $after);
- }
- /**
- * Add a new tag (like %postname%).
- *
- * Warning: you must call this on init or earlier, otherwise the query var
- * addition stuff won't work.
- *
- * @since 2.1.0
- *
- * @param string $tagname
- * @param string $regex
- */
- function add_rewrite_tag($tagname, $regex) {
- //validation
- if ( strlen($tagname) < 3 || $tagname{0} != '%' || $tagname{strlen($tagname)-1} != '%' )
- return;
- $qv = trim($tagname, '%');
- global $wp_rewrite, $wp;
- $wp->add_query_var($qv);
- $wp_rewrite->add_rewrite_tag($tagname, $regex, $qv . '=');
- }
- /**
- * Add permalink structure.
- *
- * @see WP_Rewrite::add_permastruct()
- * @since 3.0.0
- *
- * @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, $ep_mask = EP_NONE ) {
- global $wp_rewrite;
- return $wp_rewrite->add_permastruct( $name, $struct, $with_front, $ep_mask );
- }
- /**
- * Add a new feed type like /atom1/.
- *
- * @since 2.1.0
- *
- * @param string $feedname
- * @param callback $function Callback to run on feed display.
- * @return string Feed action name.
- */
- function add_feed($feedname, $function) {
- global $wp_rewrite;
- if ( ! in_array($feedname, $wp_rewrite->feeds) ) //override the file if it is
- $wp_rewrite->feeds[] = $feedname;
- $hook = 'do_feed_' . $feedname;
- // Remove default function hook
- remove_action($hook, $hook, 10, 1);
- add_action($hook, $function, 10, 1);
- return $hook;
- }
- /**
- * Remove rewrite rules and then recreate rewrite rules.
- *
- * @see WP_Rewrite::flush_rules()
- * @since 3.0.0
- *
- * @param bool $hard Whether to update .htaccess (hard flush) or just update
- * rewrite_rules transient (soft flush). Default is true (hard).
- */
- function flush_rewrite_rules( $hard = true ) {
- global $wp_rewrite;
- $wp_rewrite->flush_rules( $hard );
- }
- //pseudo-places
- /**
- * Endpoint Mask for default, which is nothing.
- *
- * @since 2.1.0
- */
- define('EP_NONE', 0);
- /**
- * Endpoint Mask for Permalink.
- *
- * @since 2.1.0
- */
- define('EP_PERMALINK', 1);
- /**
- * Endpoint Mask for Attachment.
- *
- * @since 2.1.0
- */
- define('EP_ATTACHMENT', 2);
- /**
- * Endpoint Mask for date.
- *
- * @since 2.1.0
- */
- define('EP_DATE', 4);
- /**
- * Endpoint Mask for year
- *
- * @since 2.1.0
- */
- define('EP_YEAR', 8);
- /**
- * Endpoint Mask for month.
- *
- * @since 2.1.0
- */
- define('EP_MONTH', 16);
- /**
- * Endpoint Mask for day.
- *
- * @since 2.1.0
- */
- define('EP_DAY', 32);
- /**
- * Endpoint Mask for root.
- *
- * @since 2.1.0
- */
- define('EP_ROOT', 64);
- /**
- * Endpoint Mask for comments.
- *
- * @since 2.1.0
- */
- define('EP_COMMENTS', 128);
- /**
- * Endpoint Mask for searches.
- *
- * @since 2.1.0
- */
- define('EP_SEARCH', 256);
- /**
- * Endpoint Mask for categories.
- *
- * @since 2.1.0
- */
- define('EP_CATEGORIES', 512);
- /**
- * Endpoint Mask for tags.
- *
- * @since 2.3.0
- */
- define('EP_TAGS', 1024);
- /**
- * Endpoint Mask for authors.
- *
- * @since 2.1.0
- */
- define('EP_AUTHORS', 2048);
- /**
- * Endpoint Mask for pages.
- *
- * @since 2.1.0
- */
- define('EP_PAGES', 4096);
- /**
- * Endpoint Mask for everything.
- *
- * @since 2.1.0
- */
- define('EP_ALL', 8191);
- /**
- * Add an endpoint, like /trackback/.
- *
- * The endpoints are added to the end of the request. So a request matching
- * "/2008/10/14/my_post/myep/", the endpoint will be "/myep/".
- *
- * Be sure to flush the rewrite rules (wp_rewrite->flush()) when your plugin gets
- * activated (register_activation_hook()) and deactivated (register_deactivation_hook())
- *
- * @since 2.1.0
- * @see WP_Rewrite::add_endpoint() Parameters and more description.
- * @uses $wp_rewrite
- *
- * @param unknown_type $name
- * @param unknown_type $places
- */
- function add_rewrite_endpoint($name, $places) {
- global $wp_rewrite;
- $wp_rewrite->add_endpoint($name, $places);
- }
- /**
- * Filter the URL base for taxonomies.
- *
- * To remove any manually prepended /index.php/.
- *
- * @access private
- * @since 2.6.0
- *
- * @param string $base The taxonomy base that we're going to filter
- * @return string
- */
- function _wp_filter_taxonomy_base( $base ) {
- if ( !empty( $base ) ) {
- $base = preg_replace( '|^/index\.php/|', '', $base );
- $base = trim( $base, '/' );
- }
- return $base;
- }
- /**
- * Examine a url and try to determine the post ID it represents.
- *
- * Checks are supposedly from the hosted site blog.
- *
- * @since 1.0.0
- *
- * @param string $url Permalink to check.
- * @return int Post ID, or 0 on failure.
- */
- function url_to_postid($url) {
- global $wp_rewrite;
- $url = apply_filters('url_to_postid', $url);
- // First, check to see if there is a 'p=N' or 'page_id=N' to match against
- if ( preg_match('#[?&](p|page_id|attachment_id)=(\d+)#', $url, $values) ) {
- $id = absint($values[2]);
- if ( $id )
- return $id;
- }
- // Check to see if we are using rewrite rules
- $rewrite = $wp_rewrite->wp_rewrite_rules();
- // Not using rewrite rules, and 'p=N' and 'page_id=N' methods failed, so we're out of options
- if ( empty($rewrite) )
- return 0;
- // $url cleanup by Mark Jaquith
- // This fixes things like #anchors, ?query=strings, missing 'www.',
- // added 'www.', or added 'index.php/' that will mess up our WP_Query
- // and return a false negative
- // Get rid of the #anchor
- $url_split = explode('#', $url);
- $url = $url_split[0];
- // Get rid of URL ?query=string
- $url_split = explode('?', $url);
- $url = $url_split[0];
- // Add 'www.' if it is absent and should be there
- if ( false !== strpos(home_url(), '://www.') && false === strpos($url, '://www.') )
- $url = str_replace('://', '://www.', $url);
- // Strip 'www.' if it is present and shouldn't be
- if ( false === strpos(home_url(), '://www.') )
- $url = str_replace('://www.', '://', $url);
- // Strip 'index.php/' if we're not using path info permalinks
- if ( !$wp_rewrite->using_index_permalinks() )
- $url = str_replace('index.php/', '', $url);
- if ( false !== strpos($url, home_url()) ) {
- // Chop off http://domain.com
- $url = str_replace(home_url(), '', $url);
- } else {
- // Chop off /path/to/blog
- $home_path = parse_url(home_url());
- $home_path = $home_path['path'];
- $url = str_replace($home_path, '', $url);
- }
- // Trim leading and lagging slashes
- $url = trim($url, '/');
- $request = $url;
- // Done with cleanup
- // Look for matches.
- $request_match = $request;
- foreach ( (array)$rewrite as $match => $query) {
- // If the requesting file is the anchor of the match, prepend it
- // to the path info.
- if ( !empty($url) && ($url != $request) && (strpos($match, $url) === 0) )
- $request_match = $url . '/' . $request;
- if ( preg_match("!^$match!", $request_match, $matches) ) {
- // Got a match.
- // Trim the query of everything up to the '?'.
- $query = preg_replace("!^.+\?!", '', $query);
- // Substitute the substring matches into the query.
- $query = addslashes(WP_MatchesMapRegex::apply($query, $matches));
- // Filter out non-public query vars
- global $wp;
- parse_str($query, $query_vars);
- $query = array();
- foreach ( (array) $query_vars as $key => $value ) {
- if ( in_array($key, $wp->public_query_vars) )
- $query[$key] = $value;
- }
- // Do the query
- $query = new WP_Query($query);
- if ( $query->is_single || $query->is_page )
- return $query->post->ID;
- else
- return 0;
- }
- }
- return 0;
- }
- /**
- * WordPress Rewrite Component.
- *
- * The WordPress Rewrite class writes the rewrite module rules to the .htaccess
- * file. It also handles parsing the request to get the correct setup for the
- * WordPress Query class.
- *
- * The Rewrite along with WP class function as a front controller for WordPress.
- * You can add rules to trigger your page view and processing using this
- * component. The full functionality of a front controller does not exist,
- * meaning you can't define how the template files load based on the rewrite
- * rules.
- *
- * @since 1.5.0
- */
- class WP_Rewrite {
- /**
- * Default permalink structure for WordPress.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $permalink_structure;
- /**
- * Whether to add trailing slashes.
- *
- * @since 2.2.0
- * @access private
- * @var bool
- */
- var $use_trailing_slashes;
- /**
- * Customized or default category permalink base ( example.com/xx/tagname ).
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $category_base;
- /**
- * Customized or default tag permalink base ( example.com/xx/tagname ).
- *
- * @since 2.3.0
- * @access private
- * @var string
- */
- var $tag_base;
- /**
- * Permalink request structure for categories.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $category_structure;
- /**
- * Permalink request structure for tags.
- *
- * @since 2.3.0
- * @access private
- * @var string
- */
- var $tag_structure;
- /**
- * Permalink author request base ( example.com/author/authorname ).
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $author_base = 'author';
- /**
- * Permalink request structure for author pages.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $author_structure;
- /**
- * Permalink request structure for dates.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $date_structure;
- /**
- * Permalink request structure for pages.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $page_structure;
- /**
- * Search permalink base ( example.com/search/query ).
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $search_base = 'search';
- /**
- * Permalink request structure for searches.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $search_structure;
- /**
- * Comments permalink base.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $comments_base = 'comments';
- /**
- * Feed permalink base.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $feed_base = 'feed';
- /**
- * Comments feed request structure permalink.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $comments_feed_structure;
- /**
- * Feed request structure permalink.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $feed_structure;
- /**
- * Front URL path.
- *
- * The difference between the root property is that WordPress might be
- * located at example/WordPress/index.php, if permalinks are turned off. The
- * WordPress/index.php will be the front portion. If permalinks are turned
- * on, this will most likely be empty or not set.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $front;
- /**
- * Root URL path to WordPress (without domain).
- *
- * The difference between front property is that WordPress might be located
- * at example.com/WordPress/. The root is the 'WordPress/' portion.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $root = '';
- /**
- * Permalink to the home page.
- *
- * @since 1.5.0
- * @access public
- * @var string
- */
- var $index = 'index.php';
- /**
- * Request match string.
- *
- * @since 1.5.0
- * @access private
- * @var string
- */
- var $matches = '';
- /**
- * Rewrite rules to match against the request to find the redirect or query.
- *
- * @since 1.5.0
- * @access private
- * @var array
- */
- var $rules;
- /**
- * Additional rules added external to the rewrite class.
- *
- * Those not generated by the class, see add_rewrite_rule().
- *
- * @since 2.1.0
- * @access private
- * @var array
- */
- var $extra_rules = array(); //
- /**
- * Additional rules that belong at the beginning to match first.
- *
- * Those not generated by the class, see add_rewrite_rule().
- *
- * @since 2.3.0
- * @access private
- * @var array
- */
- var $extra_rules_top = array(); //
- /**
- * Rules that don't redirect to WP's index.php.
- *
- * These rules are written to the mod_rewrite portion of the .htaccess.
- *
- * @since 2.1.0
- * @access private
- * @var array
- */
- var $non_wp_rules = array(); //
- /**
- * Extra permalink structures.
- *
- * @since 2.1.0
- * @access private
- * @var array
- */
- var $extra_permastructs = array();
- /**
- * Endpoints permalinks
- *
- * @since unknown
- * @access private
- * @var array
- */
- var $endpoints;
- /**
- * Whether to write every mod_rewrite rule for WordPress.
- *
- * This is off by default, turning it on might print a lot of rewrite rules
- * to the .htaccess file.
- *
- * @since 2.0.0
- * @access public
- * @var bool
- */
- 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 $feeds = array ( 'feed', 'rdf', 'rss', 'rss2', 'atom' );
- /**
- * Whether permalinks are being used.
- *
- * This can be either rewrite module or permalink in the HTTP query string.
- *
- * @since 1.5.0
- * @access public
- *
- * @return bool True, if permalinks are enabled.
- */
- function using_permalinks() {
- return ! empty($this->permalink_structure);
- }
- /**
- * 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 $wpdb->posts WHERE post_type = 'page'"));
- // If we have no pages get out quick
- if ( !$posts )
- return array( array(), array() );
- //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();
- 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", $id ));
- if ( !empty($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 ( '%post_id%' == $token && ($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 ( empty($this->permalink_structure) )
- return false;
- if ( isset($this->extra_permastructs[$name]) )
- return $this->extra_permastructs[$name][0];
- 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, '/');
- $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]'
- $query = ( isset($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;
- 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);
- //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 )
- $rewrite = array_merge($rewrite, array($commentmatch => $commentquery));
- else if ( 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;
- $page = is_post_type_hierarchical( $ptype ); // This is for page style attachment url's
- break;
- }
- }
- }
- //if we're 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';
- //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=' . $this->preg_index(2);
- //do endpoints for attachments
- if ( !empty($endpoints) ) {
- 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 -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();
- // 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 $permastruct ) {
- if ( is_array($permastruct) )
- $this->extra_rules_top = array_merge($this->extra_rules_top, $this->generate_rewrite_rules($permastruct[0], $permastruct[1]));
- else
- $this->extra_rules_top = array_merge($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(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";
- $rules .= "RewriteRule ^index\.php$ - [L]\n"; // Prevent -f checks on index.php.
- //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\…
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