* @access public
* @var array
*/
- var $public_query_vars = array('m', 'p', 'posts', 'w', 'cat', 'withcomments', 'withoutcomments', 's', 'search', 'exact', 'sentence', 'debug', 'calendar', 'page', 'paged', 'more', 'tb', 'pb', 'author', 'order', 'orderby', 'year', 'monthnum', 'day', 'hour', 'minute', 'second', 'name', 'category_name', 'tag', 'feed', 'author_name', 'static', 'pagename', 'page_id', 'error', 'comments_popup', 'attachment', 'attachment_id', 'subpost', 'subpost_id', 'preview', 'robots', 'taxonomy', 'term', 'cpage', 'post_type');
+ var $public_query_vars = array('m', 'p', 'posts', 'w', 'cat', 'withcomments', 'withoutcomments', 's', 'search', 'exact', 'sentence', 'calendar', 'page', 'paged', 'more', 'tb', 'pb', 'author', 'order', 'orderby', 'year', 'monthnum', 'day', 'hour', 'minute', 'second', 'name', 'category_name', 'tag', 'feed', 'author_name', 'static', 'pagename', 'page_id', 'error', 'comments_popup', 'attachment', 'attachment_id', 'subpost', 'subpost_id', 'preview', 'robots', 'taxonomy', 'term', 'cpage', 'post_type');
/**
* Private query variables.
function parse_request($extra_query_vars = '') {
global $wp_rewrite;
+ if ( ! apply_filters( 'do_parse_request', true, $this, $extra_query_vars ) )
+ return;
+
$this->query_vars = array();
$post_type_query_vars = array();
$home_path = trim($home_path, '/');
// Trim path info from the end and the leading home path from the
- // front. For path info requests, this leaves us with the requesting
- // filename, if any. For 404 requests, this leaves us with the
+ // front. For path info requests, this leaves us with the requesting
+ // filename, if any. For 404 requests, this leaves us with the
// requested permalink.
$req_uri = str_replace($pathinfo, '', $req_uri);
$req_uri = trim($req_uri, '/');
- $req_uri = preg_replace("|^$home_path|", '', $req_uri);
+ $req_uri = preg_replace("|^$home_path|i", '', $req_uri);
$req_uri = trim($req_uri, '/');
$pathinfo = trim($pathinfo, '/');
- $pathinfo = preg_replace("|^$home_path|", '', $pathinfo);
+ $pathinfo = preg_replace("|^$home_path|i", '', $pathinfo);
$pathinfo = trim($pathinfo, '/');
$self = trim($self, '/');
- $self = preg_replace("|^$home_path|", '', $self);
+ $self = preg_replace("|^$home_path|i", '', $self);
$self = trim($self, '/');
// The requested permalink is in $pathinfo for path info requests and
// Look for matches.
$request_match = $request;
- foreach ( (array) $rewrite as $match => $query) {
- // Don't try to match against AtomPub calls
- if ( $req_uri == 'wp-app.php' )
- break;
-
- // If the requesting file is the anchor of the match, prepend it
- // to the path info.
- if ( (! empty($req_uri)) && (strpos($match, $req_uri) === 0) && ($req_uri != $request) )
- $request_match = $req_uri . '/' . $request;
-
- if ( preg_match("#^$match#", $request_match, $matches) ||
- preg_match("#^$match#", urldecode($request_match), $matches) ) {
- // Got a match.
- $this->matched_rule = $match;
-
- // Trim the query of everything up to the '?'.
- $query = preg_replace("!^.+\?!", '', $query);
+ if ( empty( $request_match ) ) {
+ // An empty request could only match against ^$ regex
+ if ( isset( $rewrite['$'] ) ) {
+ $this->matched_rule = '$';
+ $query = $rewrite['$'];
+ $matches = array('');
+ }
+ } else {
+ foreach ( (array) $rewrite as $match => $query ) {
+ // If the requesting file is the anchor of the match, prepend it to the path info.
+ if ( ! empty($req_uri) && strpos($match, $req_uri) === 0 && $req_uri != $request )
+ $request_match = $req_uri . '/' . $request;
+
+ if ( preg_match("#^$match#", $request_match, $matches) ||
+ preg_match("#^$match#", urldecode($request_match), $matches) ) {
+
+ if ( $wp_rewrite->use_verbose_page_rules && preg_match( '/pagename=\$matches\[([0-9]+)\]/', $query, $varmatch ) ) {
+ // this is a verbose page match, lets check to be sure about it
+ if ( ! get_page_by_path( $matches[ $varmatch[1] ] ) )
+ continue;
+ }
- // Substitute the substring matches into the query.
- $query = addslashes(WP_MatchesMapRegex::apply($query, $matches));
+ // Got a match.
+ $this->matched_rule = $match;
+ break;
+ }
+ }
+ }
- $this->matched_query = $query;
+ if ( isset( $this->matched_rule ) ) {
+ // Trim the query of everything up to the '?'.
+ $query = preg_replace("!^.+\?!", '', $query);
- // Parse the query.
- parse_str($query, $perma_query_vars);
+ // Substitute the substring matches into the query.
+ $query = addslashes(WP_MatchesMapRegex::apply($query, $matches));
- // If we're processing a 404 request, clear the error var
- // since we found something.
- if ( isset($_GET['error']) )
- unset($_GET['error']);
+ $this->matched_query = $query;
- if ( isset($error) )
- unset($error);
+ // Parse the query.
+ parse_str($query, $perma_query_vars);
- break;
- }
+ // If we're processing a 404 request, clear the error var since we found something.
+ if ( '404' == $error )
+ unset( $error, $_GET['error'] );
}
// If req_uri is empty or if it is a request for ourself, unset error.
if ( empty($request) || $req_uri == $self || strpos($_SERVER['PHP_SELF'], 'wp-admin/') !== false ) {
- if ( isset($_GET['error']) )
- unset($_GET['error']);
-
- if ( isset($error) )
- unset($error);
+ unset( $error, $_GET['error'] );
if ( isset($perma_query_vars) && strpos($_SERVER['PHP_SELF'], 'wp-admin/') !== false )
- unset($perma_query_vars);
+ unset( $perma_query_vars );
$this->did_permalink = false;
}
if ( is_user_logged_in() )
$headers = array_merge($headers, wp_get_nocache_headers());
- if ( !empty($this->query_vars['error']) && '404' == $this->query_vars['error'] ) {
- $status = 404;
- if ( !is_user_logged_in() )
- $headers = array_merge($headers, wp_get_nocache_headers());
- $headers['Content-Type'] = get_option('html_type') . '; charset=' . get_option('blog_charset');
+ if ( ! empty( $this->query_vars['error'] ) ) {
+ $status = (int) $this->query_vars['error'];
+ if ( 404 === $status ) {
+ if ( ! is_user_logged_in() )
+ $headers = array_merge($headers, wp_get_nocache_headers());
+ $headers['Content-Type'] = get_option('html_type') . '; charset=' . get_option('blog_charset');
+ } elseif ( in_array( $status, array( 403, 500, 502, 503 ) ) ) {
+ $exit_required = true;
+ }
} else if ( empty($this->query_vars['feed']) ) {
$headers['Content-Type'] = get_option('html_type') . '; charset=' . get_option('blog_charset');
} else {
if ( ! empty( $status ) )
status_header( $status );
+
+ // If Last-Modified is set to false, it should not be sent (no-cache situation).
+ if ( isset( $headers['Last-Modified'] ) && false === $headers['Last-Modified'] ) {
+ unset( $headers['Last-Modified'] );
+
+ // In PHP 5.3+, make sure we are not sending a Last-Modified header.
+ if ( function_exists( 'header_remove' ) ) {
+ @header_remove( 'Last-Modified' );
+ } else {
+ // In PHP 5.2, send an empty Last-Modified header, but only as a
+ // last resort to override a header already sent. #WP23021
+ foreach ( headers_list() as $header ) {
+ if ( 0 === stripos( $header, 'Last-Modified' ) ) {
+ $headers['Last-Modified'] = '';
+ break;
+ }
+ }
+ }
+ }
+
foreach( (array) $headers as $name => $field_value )
@header("{$name}: {$field_value}");
}
}
- // query_string filter deprecated. Use request filter instead.
+ // query_string filter deprecated. Use request filter instead.
if ( has_filter('query_string') ) { // Don't bother filtering and parsing if no plugins are hooked in.
$this->query_string = apply_filters('query_string', $this->query_string);
parse_str($this->query_string, $this->query_vars);
function handle_404() {
global $wp_query;
- if ( !is_admin() && ( 0 == count( $wp_query->posts ) ) && !is_404() && !is_robots() && !is_search() && !is_home() ) {
+ // If we've already issued a 404, bail.
+ if ( is_404() )
+ return;
+
+ // Never 404 for the admin, robots, or if we found posts.
+ if ( is_admin() || is_robots() || $wp_query->posts ) {
+ status_header( 200 );
+ return;
+ }
+
+ // We will 404 for paged queries, as no posts were found.
+ if ( ! is_paged() ) {
+
// Don't 404 for these queries if they matched an object.
- if ( ( is_tag() || is_category() || is_tax() || is_author() ) && $wp_query->get_queried_object() && !is_paged() ) {
- if ( !is_404() )
- status_header( 200 );
+ if ( ( is_tag() || is_category() || is_tax() || is_author() || is_post_type_archive() ) && $wp_query->get_queried_object() ) {
+ status_header( 200 );
+ return;
+ }
+
+ // Don't 404 for these queries either.
+ if ( is_home() || is_search() ) {
+ status_header( 200 );
return;
}
- $wp_query->set_404();
- status_header( 404 );
- nocache_headers();
- } elseif ( !is_404() ) {
- status_header( 200 );
}
+
+ // Guess it's time to 404.
+ $wp_query->set_404();
+ status_header( 404 );
+ nocache_headers();
}
/**
do_action_ref_array('wp', array(&$this));
}
- /**
- * PHP4 Constructor - Does nothing.
- *
- * Call main() method when ready to run setup.
- *
- * @since 2.0.0
- *
- * @return WP
- */
- function WP() {
- // Empty.
- }
}
/**
*
* @access public
* @param string $subject subject
- * @param array $matches data used for subsitution
+ * @param array $matches data used for substitution
* @return string
*/
- function apply($subject, $matches) {
- $oSelf =& new WP_MatchesMapRegex($subject, $matches);
+ public static function apply($subject, $matches) {
+ $oSelf = new WP_MatchesMapRegex($subject, $matches);
return $oSelf->output;
}
* @return string
*/
function _map() {
- $callback = array(&$this, 'callback');
+ $callback = array($this, 'callback');
return preg_replace_callback($this->_pattern, $callback, $this->_subject);
}
}
}
-
-?>