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Rewrite API additions and improvements from David House. #2433 

git-svn-id: http://svn.automattic.com/wordpress/trunk@3638 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2006-03-12 22:57:00 +00:00
parent 3f9714b97f
commit 6970a75e94
8 changed files with 856 additions and 633 deletions
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29
wp-feed.php
View File

@ -5,33 +5,6 @@ if (empty($doing_rss)) {
require(dirname(__FILE__) . '/wp-blog-header.php');
}
// Remove the pad, if present.
$feed = preg_replace('/^_+/', '', $feed);
if ($feed == '' || $feed == 'feed') {
$feed = 'rss2';
}
if ( is_single() || ($withcomments == 1) ) {
require(ABSPATH . 'wp-commentsrss2.php');
} else {
switch ($feed) {
case 'atom':
require(ABSPATH . 'wp-atom.php');
break;
case 'rdf':
require(ABSPATH . 'wp-rdf.php');
break;
case 'rss':
require(ABSPATH . 'wp-rss.php');
break;
case 'rss2':
require(ABSPATH . 'wp-rss2.php');
break;
case 'comments-rss2':
require(ABSPATH . 'wp-commentsrss2.php');
break;
}
}
do_feed();
?>

606
wp-includes/classes.php
View File

@ -855,606 +855,6 @@ class retrospam_mgr {
}
class WP_Rewrite {
var $permalink_structure;
var $category_base;
var $category_structure;
var $author_base = 'author';
var $author_structure;
var $date_structure;
var $page_structure;
var $search_base = 'search';
var $search_structure;
var $comments_base = 'comments';
var $feed_base = 'feed';
var $comments_feed_structure;
var $feed_structure;
var $front;
var $root = '';
var $index = 'index.php';
var $matches = '';
var $rules;
var $use_verbose_rules = false;
var $rewritecode =
array(
'%year%',
'%monthnum%',
'%day%',
'%hour%',
'%minute%',
'%second%',
'%postname%',
'%post_id%',
'%category%',
'%author%',
'%pagename%',
'%search%'
);
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]+)',
'(.+?)',
'([^/]+)',
'([^/]+)',
'(.+)'
);
var $queryreplace =
array (
'year=',
'monthnum=',
'day=',
'hour=',
'minute=',
'second=',
'name=',
'p=',
'category_name=',
'author_name=',
'pagename=',
's='
);
var $feeds = array ('feed', 'rdf', 'rss', 'rss2', 'atom');
function using_permalinks() {
if (empty($this->permalink_structure))
return false;
else
return true;
}
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;
}
function using_mod_rewrite_permalinks() {
if ( $this->using_permalinks() && ! $this->using_index_permalinks())
return true;
else
return false;
}
function preg_index($number) {
$match_prefix = '$';
$match_suffix = '';
if (! empty($this->matches)) {
$match_prefix = '$' . $this->matches . '[';
$match_suffix = ']';
}
return "$match_prefix$number$match_suffix";
}
function page_rewrite_rules() {
$uris = get_settings('page_uris');
$attachment_uris = get_settings('page_attachment_uris');
$rewrite_rules = array();
$page_structure = $this->get_page_permastruct();
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));
}
}
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));
}
}
return $rewrite_rules;
}
function get_date_permastruct() {
if (isset($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);
$tok_index = 1;
foreach ($tokens[0] as $token) {
if ( ($token == '%post_id%') && ($tok_index <= 3) ) {
$front = $front . 'date/';
break;
}
}
$this->date_structure = $front . $date_endian;
return $this->date_structure;
}
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;
}
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;
}
function get_day_permastruct() {
return $this->get_date_permastruct($this->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 = $this->front . 'category/';
else
$this->category_structure = $this->category_base . '/';
$this->category_structure .= '%category%';
return $this->category_structure;
}
function get_author_permastruct() {
if (isset($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 $this->author_structure;
}
function get_search_permastruct() {
if (isset($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 $this->search_structure;
}
function get_page_permastruct() {
if (isset($this->page_structure)) {
return $this->page_structure;
}
if (empty($this->permalink_structure)) {
$this->page_structure = '';
return false;
}
$this->page_structure = $this->root . '%pagename%';
return $this->page_structure;
}
function get_feed_permastruct() {
if (isset($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 $this->feed_structure;
}
function get_comment_feed_permastruct() {
if (isset($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 $this->comment_feed_structure;
}
function add_rewrite_tag($tag, $pattern, $query) {
// 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.
$position = array_search($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[] = $query;
}
}
function generate_rewrite_rules($permalink_structure, $paged = true, $feed = true, $forcomments = false, $walk_dirs = true) {
$feedregex2 = '';
foreach ($this->feeds as $feed_name) {
$feedregex2 .= $feed_name . '|';
}
$feedregex2 = '(' . trim($feedregex2, '|') . ')/?$';
$feedregex = $this->feed_base . '/' . $feedregex2;
$trackbackregex = 'trackback/?$';
$pageregex = 'page/?([0-9]{1,})/?$';
$front = substr($permalink_structure, 0, strpos($permalink_structure, '%'));
preg_match_all('/%.+?%/', $permalink_structure, $tokens);
$num_tokens = count($tokens[0]);
$index = $this->index;
$feedindex = $index;
$trackbackindex = $index;
for ($i = 0; $i < $num_tokens; ++$i) {
if (0 < $i) {
$queries[$i] = $queries[$i - 1] . '&';
}
$query_token = str_replace($this->rewritecode, $this->queryreplace, $tokens[0][$i]) . $this->preg_index($i+1);
$queries[$i] .= $query_token;
}
$structure = $permalink_structure;
if ($front != '/') {
$structure = str_replace($front, '', $structure);
}
$structure = trim($structure, '/');
if ($walk_dirs) {
$dirs = explode('/', $structure);
} else {
$dirs[] = $structure;
}
$num_dirs = count($dirs);
$front = preg_replace('|^/+|', '', $front);
$post_rewrite = array();
$struct = $front;
for ($j = 0; $j < $num_dirs; ++$j) {
$struct .= $dirs[$j] . '/';
$struct = ltrim($struct, '/');
$match = str_replace($this->rewritecode, $this->rewritereplace, $struct);
$num_toks = preg_match_all('/%.+?%/', $struct, $toks);
$query = $queries[$num_toks - 1];
$pagematch = $match . $pageregex;
$pagequery = $index . '?' . $query . '&paged=' . $this->preg_index($num_toks + 1);
$feedmatch = $match . $feedregex;
$feedquery = $feedindex . '?' . $query . '&feed=' . $this->preg_index($num_toks + 1);
$feedmatch2 = $match . $feedregex2;
$feedquery2 = $feedindex . '?' . $query . '&feed=' . $this->preg_index($num_toks + 1);
if ($forcomments) {
$feedquery .= '&withcomments=1';
$feedquery2 .= '&withcomments=1';
}
$rewrite = array();
if ($feed)
$rewrite = array($feedmatch => $feedquery, $feedmatch2 => $feedquery2);
if ($paged)
$rewrite = array_merge($rewrite, array($pagematch => $pagequery));
if ($num_toks) {
$post = false;
$page = false;
if (strstr($struct, '%postname%') || strstr($struct, '%post_id%')
|| strstr($struct, '%pagename%')
|| (strstr($struct, '%year%') && strstr($struct, '%monthnum%') && strstr($struct, '%day%') && strstr($struct, '%hour%') && strstr($struct, '%minute') && strstr($struct, '%second%'))) {
$post = true;
if ( strstr($struct, '%pagename%') )
$page = true;
$trackbackmatch = $match . $trackbackregex;
$trackbackquery = $trackbackindex . '?' . $query . '&tb=1';
$match = rtrim($match, '/');
$submatchbase = str_replace(array('(',')'),'',$match);
$sub1 = $submatchbase . '/([^/]+)/';
$sub1tb = $sub1 . $trackbackregex;
$sub1feed = $sub1 . $feedregex;
$sub1feed2 = $sub1 . $feedregex2;
$sub1 .= '?$';
$sub2 = $submatchbase . '/attachment/([^/]+)/';
$sub2tb = $sub2 . $trackbackregex;
$sub2feed = $sub2 . $feedregex;
$sub2feed2 = $sub2 . $feedregex2;
$sub2 .= '?$';
$subquery = $index . '?attachment=' . $this->preg_index(1);
$subtbquery = $subquery . '&tb=1';
$subfeedquery = $subquery . '&feed=' . $this->preg_index(2);
$match = $match . '(/[0-9]+)?/?$';
$query = $index . '?' . $query . '&page=' . $this->preg_index($num_toks + 1);
} else {
$match .= '?$';
$query = $index . '?' . $query;
}
$rewrite = array_merge($rewrite, array($match => $query));
if ($post) {
$rewrite = array_merge(array($trackbackmatch => $trackbackquery), $rewrite);
if ( ! $page )
$rewrite = array_merge($rewrite, array($sub1 => $subquery, $sub1tb => $subtbquery, $sub1feed => $subfeedquery, $sub1feed2 => $subfeedquery));
$rewrite = array_merge($rewrite, array($sub2 => $subquery, $sub2tb => $subtbquery, $sub2feed => $subfeedquery, $sub2feed2 => $subfeedquery));
}
}
$post_rewrite = array_merge($rewrite, $post_rewrite);
}
return $post_rewrite;
}
function generate_rewrite_rule($permalink_structure, $walk_dirs = false) {
return $this->generate_rewrite_rules($permalink_structure, false, false, false, $walk_dirs);
}
/* rewrite_rules
* Construct rewrite matches and queries from permalink structure.
* Returns an associate array of matches and queries.
*/
function rewrite_rules() {
$rewrite = array();
if (empty($this->permalink_structure)) {
return $rewrite;
}
// Post
$post_rewrite = $this->generate_rewrite_rules($this->permalink_structure);
$post_rewrite = apply_filters('post_rewrite_rules', $post_rewrite);
// Date
$date_rewrite = $this->generate_rewrite_rules($this->get_date_permastruct());
$date_rewrite = apply_filters('date_rewrite_rules', $date_rewrite);
// Root
$root_rewrite = $this->generate_rewrite_rules($this->root . '/');
$root_rewrite = apply_filters('root_rewrite_rules', $root_rewrite);
// Comments
$comments_rewrite = $this->generate_rewrite_rules($this->root . $this->comments_base, 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);
$search_rewrite = apply_filters('search_rewrite_rules', $search_rewrite);
// Categories
$category_rewrite = $this->generate_rewrite_rules($this->get_category_permastruct());
$category_rewrite = apply_filters('category_rewrite_rules', $category_rewrite);
// Authors
$author_rewrite = $this->generate_rewrite_rules($this->get_author_permastruct());
$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);
// Put them together.
$this->rules = array_merge($page_rewrite, $root_rewrite, $comments_rewrite, $search_rewrite, $category_rewrite, $author_rewrite, $date_rewrite, $post_rewrite);
do_action('generate_rewrite_rules', array(&$this));
$this->rules = apply_filters('rewrite_rules_array', $this->rules);
return $this->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;
}
function mod_rewrite_rules() {
if ( ! $this->using_permalinks()) {
return '';
}
$site_root = parse_url(get_settings('siteurl'));
$site_root = trailingslashit($site_root['path']);
$home_root = parse_url(get_settings('home'));
$home_root = trailingslashit($home_root['path']);
$rules = "<IfModule mod_rewrite.c>\n";
$rules .= "RewriteEngine On\n";
$rules .= "RewriteBase $home_root\n";
if ($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=$num_rules]\n";
foreach ($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 (strstr($query, $this->index)) {
$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;
}
function flush_rules() {
generate_page_uri_index();
delete_option('rewrite_rules');
$this->wp_rewrite_rules();
if ( function_exists('save_mod_rewrite_rules') )
save_mod_rewrite_rules();
}
function init() {
$this->permalink_structure = get_settings('permalink_structure');
$this->front = substr($this->permalink_structure, 0, strpos($this->permalink_structure, '%'));
$this->root = '';
if ($this->using_index_permalinks()) {
$this->root = $this->index . '/';
}
$this->category_base = get_settings('category_base');
unset($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);
}
function set_permalink_structure($permalink_structure) {
if ($permalink_structure != $this->permalink_structure) {
update_option('permalink_structure', $permalink_structure);
$this->init();
}
}
function set_category_base($category_base) {
if ($category_base != $this->category_base) {
update_option('category_base', $category_base);
$this->init();
}
}
function WP_Rewrite() {
$this->init();
}
}
class WP {
var $public_query_vars = array('m', 'p', 'posts', 'w', 'cat', 'withcomments', 's', 'search', 'exact', 'sentence', 'debug', 'calendar', 'page', 'paged', 'more', 'tb', 'pb', 'author', 'order', 'orderby', 'year', 'monthnum', 'day', 'hour', 'minute', 'second', 'name', 'category_name', 'feed', 'author_name', 'static', 'pagename', 'page_id', 'error', 'comments_popup', 'attachment', 'attachment_id', 'subpost', 'subpost_id', 'preview');
@ -1467,6 +867,10 @@ class WP {
var $matched_rule;
var $matched_query;
var $did_permalink = false;
function add_query_var($qv) {
$this->public_query_vars[] = $qv;
}
function parse_request($extra_query_vars = '') {
global $wp_rewrite;
@ -1539,7 +943,7 @@ class WP {
preg_match("!^$match!", urldecode($request_match), $matches)) {
// Got a match.
$this->matched_rule = $match;
// Trim the query of everything up to the '?'.
$query = preg_replace("!^.+\?!", '', $query);

4
wp-includes/default-filters.php
View File

@ -88,4 +88,8 @@ add_action('publish_future_post', 'wp_publish_post', 10, 1);
add_action('wp_head', 'noindex', 1);
if(!defined('DOING_CRON'))
add_action('init', 'wp_cron');
add_action('do_feed_rdf', 'do_feed_rdf', 10, 1);
add_action('do_feed_rss', 'do_feed_rss', 10, 1);
add_action('do_feed_rss2', 'do_feed_rss2', 10, 1);
add_action('do_feed_atom', 'do_feed_atom', 10, 1);
?>

40
wp-includes/functions.php
View File

@ -2240,7 +2240,7 @@ function remove_query_arg($key, $query) {
function load_template($file) {
global $posts, $post, $wp_did_header, $wp_did_template_redirect, $wp_query,
$wp_rewrite, $wpdb;
$wp_rewrite, $wpdb, $wp_version, $wp;
extract($wp_query->query_vars);
@ -2434,4 +2434,42 @@ function bool_from_yn($yn) {
if ($yn == 'Y') return 1;
return 0;
}
function do_feed() {
$feed = get_query_var('feed');
// Remove the pad, if present.
$feed = preg_replace('/^_+/', '', $feed);
if ($feed == '' || $feed == 'feed')
$feed = 'rss2';
$for_comments = false;
if ( is_single() || ($withcomments == 1) ) {
$feed = 'rss2';
$for_comments = true;
}
$hook = 'do_feed_' . $feed;
do_action($hook, $for_comments);
}
function do_feed_rdf() {
load_template(ABSPATH . 'wp-rdf.php');
}
function do_feed_rss() {
load_template(ABSPATH . 'wp-rss.php');
}
function do_feed_rss2($for_comments) {
if ( $for_comments )
load_template(ABSPATH . 'wp-commentsrss2.php');
else
load_template(ABSPATH . 'wp-rss2.php');
}
function do_feed_atom() {
load_template(ABSPATH . 'wp-atom.php');
}
?>

803
wp-includes/rewrite.php Normal file
View File

@ -0,0 +1,803 @@
<?php
/* WP_Rewrite API
*******************************************************************************/
//Add a straight rewrite rule
function add_rewrite_rule($regex, $redirect) {
global $wp_rewrite;
$wp_rewrite->add_rule($regex, $redirect);
}
//Add a new tag (like %postname%)
//warning: you must call this on init or earlier, otherwise the query var addition stuff won't work
function add_rewrite_tag($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, $qv . '=');
}
//Add a new feed type like /atom1/
function add_feed($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_' . $feedname;
remove_action($hook, $function, 10, 1);
add_action($hook, $function, 10, 1);
return $hook;
}
define('EP_PERMALINK', 1 );
define('EP_ATTACHMENT', 2 );
define('EP_DATE', 4 );
define('EP_YEAR', 8 );
define('EP_MONTH', 16 );
define('EP_DAY', 32 );
define('EP_ROOT', 64 );
define('EP_COMMENTS', 128 );
define('EP_SEARCH', 256 );
define('EP_CATEGORIES', 512 );
define('EP_AUTHORS', 1024);
define('EP_PAGES', 2048);
//pseudo-places
define('EP_NONE', 0 );
define('EP_ALL', 255);
//and an endpoint, like /trackback/
function add_rewrite_endpoint($name, $places) {
global $wp_rewrite;
$wp_rewrite->add_endpoint($name, $places);
}
/* WP_Rewrite class
*******************************************************************************/
class WP_Rewrite {
var $permalink_structure;
var $category_base;
var $category_structure;
var $author_base = 'author';
var $author_structure;
var $date_structure;
var $page_structure;
var $search_base = 'search';
var $search_structure;
var $comments_base = 'comments';
var $feed_base = 'feed';
var $comments_feed_structure;
var $feed_structure;
var $front;
var $root = '';
var $index = 'index.php';
var $matches = '';
var $rules;
var $extra_rules; //those not generated by the class, see add_rewrite_rule()
var $non_wp_rules; //rules that don't redirect to WP's index.php
var $endpoints;
var $use_verbose_rules = false;
var $rewritecode =
array(
'%year%',
'%monthnum%',
'%day%',
'%hour%',
'%minute%',
'%second%',
'%postname%',
'%post_id%',
'%category%',
'%author%',
'%pagename%',
'%search%'
);
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]+)',
'(.+?)',
'([^/]+)',
'([^/]+)',
'(.+)'
);
var $queryreplace =
array (
'year=',
'monthnum=',
'day=',
'hour=',
'minute=',
'second=',
'name=',
'p=',
'category_name=',
'author_name=',
'pagename=',
's='
);
var $feeds = array ( 'feed', 'rdf', 'rss', 'rss2', 'atom' );
function using_permalinks() {
if (empty($this->permalink_structure))
return false;
else
return true;
}
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;
}
function using_mod_rewrite_permalinks() {
if ( $this->using_permalinks() && ! $this->using_index_permalinks())
return true;
else
return false;
}
function preg_index($number) {
$match_prefix = '$';
$match_suffix = '';
if (! empty($this->matches)) {
$match_prefix = '$' . $this->matches . '[';
$match_suffix = ']';
}
return "$match_prefix$number$match_suffix";
}
function page_rewrite_rules() {
$uris = get_settings('page_uris');
$attachment_uris = get_settings('page_attachment_uris');
$rewrite_rules = array();
$page_structure = $this->get_page_permastruct();
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 $rewrite_rules;
}
function get_date_permastruct() {
if (isset($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);
$tok_index = 1;
foreach ($tokens[0] as $token) {
if ( ($token == '%post_id%') && ($tok_index <= 3) ) {
$front = $front . 'date/';
break;
}
}
$this->date_structure = $front . $date_endian;
return $this->date_structure;
}
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;
}
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;
}
function get_day_permastruct() {
return $this->get_date_permastruct($this->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 = $this->front . 'category/';
else
$this->category_structure = $this->category_base . '/';
$this->category_structure .= '%category%';
return $this->category_structure;
}
function get_author_permastruct() {
if (isset($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 $this->author_structure;
}
function get_search_permastruct() {
if (isset($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 $this->search_structure;
}
function get_page_permastruct() {
if (isset($this->page_structure)) {
return $this->page_structure;
}
if (empty($this->permalink_structure)) {
$this->page_structure = '';
return false;
}
$this->page_structure = $this->root . '%pagename%';
return $this->page_structure;
}
function get_feed_permastruct() {
if (isset($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 $this->feed_structure;
}
function get_comment_feed_permastruct() {
if (isset($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 $this->comment_feed_structure;
}
function add_rewrite_tag($tag, $pattern, $query) {
// 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.
$position = array_search($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[] = $query;
}
}
//the main WP_Rewrite function. generate the rules from permalink structure
function generate_rewrite_rules($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)/?
$feedregex2 = '';
foreach ($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
$trackbackregex = 'trackback/?$';
$pageregex = 'page/?([0-9]{1,})/?$';
//build up an array of endpoint regexes to append => queries to append
if ($endpoints) {
$ep_query_append = array ();
foreach ($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] . '&';
}
$query_token = str_replace($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 = $queries[$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 /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 => $pagequery));
//if we've got some tags in this dir
if ($num_toks) {
$post = false;
$page = false;
//check to see if this dir is permalink-level: i.e. the structure specifies an
//individual post. Do this by checking it contains at least one of 1) post name,
//2) post ID, 3) page name, 4) timestamp (year, month, day, hour, second and
//minute all present). Set these flags now as we need them for the endpoints.
if (strstr($struct, '%postname%') || strstr($struct, '%post_id%')
|| strstr($struct, '%pagename%')
|| (strstr($struct, '%year%') && strstr($struct, '%monthnum%') && strstr($struct, '%day%') && strstr($struct, '%hour%') && strstr($struct, '%minute') && strstr($struct, '%second%'))) {
$post = true;
if ( strstr($struct, '%pagename%') )
$page = true;
}
//do endpoints
if ($endpoints) {
foreach ($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'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...)
//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...)
//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=' . $this->preg_index(2);
//do endpoints for attachments
if ($endpoint) { foreach ($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));
$rewrite = array_merge($rewrite, array($sub2 => $subquery, $sub2tb => $subtbquery, $sub2feed => $subfeedquery, $sub2feed2 => $subfeedquery));
}
} //if($num_toks)
//add the rules for this dir to the accumulating $post_rewrite
$post_rewrite = array_merge($rewrite, $post_rewrite);
} //foreach ($dir)
return $post_rewrite; //the finished rules. phew!
}
function generate_rewrite_rule($permalink_structure, $walk_dirs = false) {
return $this->generate_rewrite_rules($permalink_structure, EP_NONE, false, false, false, $walk_dirs);
}
/* rewrite_rules
* Construct rewrite matches and queries from permalink structure.
* Returns an associate array of matches and queries.
*/
function rewrite_rules() {
$rewrite = array();
if (empty($this->permalink_structure)) {
return $rewrite;
}
// 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);
// 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);
// Put them together.
$this->rules = array_merge($page_rewrite, $root_rewrite, $comments_rewrite, $search_rewrite, $category_rewrite, $author_rewrite, $date_rewrite, $post_rewrite, $this->extra_rules);
do_action('generate_rewrite_rules', array(&$this));
$this->rules = apply_filters('rewrite_rules_array', $this->rules);
return $this->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;
}
function mod_rewrite_rules() {
if ( ! $this->using_permalinks()) {
return '';
}
$site_root = parse_url(get_settings('siteurl'));
$site_root = trailingslashit($site_root['path']);
$home_root = parse_url(get_settings('home'));
$home_root = trailingslashit($home_root['path']);
$rules = "<IfModule mod_rewrite.c>\n";
$rules .= "RewriteEngine On\n";
$rules .= "RewriteBase $home_root\n";
//add in the rules that don't redirect to WP's index.php (and thus shouldn't be handled by WP at all)
foreach ($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=$num_rules]\n";
foreach ($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 (strstr($query, $this->index)) {
$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 $rules;
}
//Add a straight rewrite rule
function add_rule($regex, $redirect) {
//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 {
$this->extra_rules[$regex] = $redirect;
}
}
//add a rule that doesn't redirect to index.php
function add_external_rule($regex, $redirect) {
$this->non_wp_rules[$regex] = $redirect;
}
//add an endpoint, like /trackback/, to be inserted after certain URL types (specified in $places)
function add_endpoint($name, $places) {
global $wp;
$this->endpoints[] = array ( $places, $name );
$wp->add_query_var($name);
}
function flush_rules() {
generate_page_uri_index();
delete_option('rewrite_rules');
$this->wp_rewrite_rules();
if ( function_exists('save_mod_rewrite_rules') )
save_mod_rewrite_rules();
}
function init() {
$this->extra_rules = $this->non_wp_rules = $this->endpoints = array();
$this->permalink_structure = get_settings('permalink_structure');
$this->front = substr($this->permalink_structure, 0, strpos($this->permalink_structure, '%'));
$this->root = '';
if ($this->using_index_permalinks()) {
$this->root = $this->index . '/';
}
$this->category_base = get_settings('category_base');
unset($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);
}
function set_permalink_structure($permalink_structure) {
if ($permalink_structure != $this->permalink_structure) {
update_option('permalink_structure', $permalink_structure);
$this->init();
}
}
function set_category_base($category_base) {
if ($category_base != $this->category_base) {
update_option('category_base', $category_base);
$this->init();
}
}
function WP_Rewrite() {
$this->init();
}
}
?>

4
wp-includes/template-loader.php
View File

@ -2,7 +2,7 @@
if ( defined('WP_USE_THEMES') && constant('WP_USE_THEMES') ) {
do_action('template_redirect');
if ( is_feed() ) {
include(ABSPATH . '/wp-feed.php');
do_feed();
exit;
} else if ( is_trackback() ) {
include(ABSPATH . '/wp-trackback.php');
@ -56,7 +56,7 @@ if ( defined('WP_USE_THEMES') && constant('WP_USE_THEMES') ) {
} else {
// Process feeds and trackbacks even if not using themes.
if ( is_feed() ) {
include(ABSPATH . '/wp-feed.php');
do_feed();
exit;
} else if ( is_trackback() ) {
include(ABSPATH . '/wp-trackback.php');

2
wp-rss2.php
View File

@ -51,6 +51,6 @@ $more = 1;
<?php rss_enclosure(); ?>
<?php do_action('rss2_item'); ?>
</item>
<?php $items_count++; if (($items_count == get_settings('posts_per_rss')) && empty($m)) { break; } } } ?>
<?php $items_count++; if (($items_count == get_settings('posts_per_rss')) && !is_date()) { break; } } } ?>
</channel>
</rss>

1
wp-settings.php
View File

@ -140,6 +140,7 @@ require (ABSPATH . WPINC . '/template-functions-author.php');
require (ABSPATH . WPINC . '/template-functions-post.php');
require (ABSPATH . WPINC . '/template-functions-category.php');
require (ABSPATH . WPINC . '/comment-functions.php');
require (ABSPATH . WPINC . '/rewrite.php');
require (ABSPATH . WPINC . '/feed-functions.php');
require (ABSPATH . WPINC . '/template-functions-bookmarks.php');
require (ABSPATH . WPINC . '/kses.php');