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<?php |
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/** |
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* WordPress environment setup class. |
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* |
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* @package WordPress |
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* @since 2.0.0 |
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*/ |
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class WP { |
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/** |
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* Public query variables. |
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* |
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* Long list of public query variables. |
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* |
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* @since 2.0.0 |
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* @access public |
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* @var array |
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*/ |
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public $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'); |
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/** |
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* Private query variables. |
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* |
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* Long list of private query variables. |
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* |
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* @since 2.0.0 |
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* @var array |
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*/ |
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public $private_query_vars = array( 'offset', 'posts_per_page', 'posts_per_archive_page', 'showposts', 'nopaging', 'post_type', 'post_status', 'category__in', 'category__not_in', 'category__and', 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and', 'tag_id', 'post_mime_type', 'perm', 'comments_per_page', 'post__in', 'post__not_in', 'post_parent', 'post_parent__in', 'post_parent__not_in' ); |
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/** |
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* Extra query variables set by the user. |
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* |
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* @since 2.1.0 |
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* @var array |
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*/ |
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public $extra_query_vars = array(); |
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/** |
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* Query variables for setting up the WordPress Query Loop. |
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* |
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* @since 2.0.0 |
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* @var array |
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*/ |
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public $query_vars; |
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/** |
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* String parsed to set the query variables. |
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* |
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* @since 2.0.0 |
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* @var string |
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*/ |
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public $query_string; |
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/** |
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* Permalink or requested URI. |
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* |
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* @since 2.0.0 |
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* @var string |
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*/ |
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public $request; |
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/** |
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* Rewrite rule the request matched. |
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* |
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* @since 2.0.0 |
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* @var string |
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*/ |
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public $matched_rule; |
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/** |
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* Rewrite query the request matched. |
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* |
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* @since 2.0.0 |
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* @var string |
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*/ |
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public $matched_query; |
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/** |
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* Whether already did the permalink. |
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* |
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* @since 2.0.0 |
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* @var bool |
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*/ |
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public $did_permalink = false; |
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/** |
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* Add name to list of public query variables. |
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* |
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* @since 2.1.0 |
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* |
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* @param string $qv Query variable name. |
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*/ |
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public function add_query_var($qv) { |
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if ( !in_array($qv, $this->public_query_vars) ) |
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$this->public_query_vars[] = $qv; |
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} |
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/** |
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* Set the value of a query variable. |
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* |
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* @since 2.3.0 |
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* |
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* @param string $key Query variable name. |
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* @param mixed $value Query variable value. |
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*/ |
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public function set_query_var($key, $value) { |
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$this->query_vars[$key] = $value; |
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} |
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/** |
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* Parse request to find correct WordPress query. |
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* |
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* Sets up the query variables based on the request. There are also many |
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* filters and actions that can be used to further manipulate the result. |
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* |
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* @since 2.0.0 |
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* |
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* @param array|string $extra_query_vars Set the extra query variables. |
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*/ |
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public function parse_request($extra_query_vars = '') { |
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global $wp_rewrite; |
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/** |
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* Filter whether to parse the request. |
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* |
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* @since 3.5.0 |
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* |
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* @param bool $bool Whether or not to parse the request. Default true. |
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* @param WP $this Current WordPress environment instance. |
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* @param array|string $extra_query_vars Extra passed query variables. |
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*/ |
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if ( ! apply_filters( 'do_parse_request', true, $this, $extra_query_vars ) ) |
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return; |
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$this->query_vars = array(); |
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$post_type_query_vars = array(); |
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if ( is_array( $extra_query_vars ) ) { |
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$this->extra_query_vars = & $extra_query_vars; |
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} elseif ( ! empty( $extra_query_vars ) ) { |
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parse_str( $extra_query_vars, $this->extra_query_vars ); |
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} |
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// Process PATH_INFO, REQUEST_URI, and 404 for permalinks. |
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// Fetch the rewrite rules. |
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$rewrite = $wp_rewrite->wp_rewrite_rules(); |
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if ( ! empty($rewrite) ) { |
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// If we match a rewrite rule, this will be cleared. |
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$error = '404'; |
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$this->did_permalink = true; |
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$pathinfo = isset( $_SERVER['PATH_INFO'] ) ? $_SERVER['PATH_INFO'] : ''; |
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list( $pathinfo ) = explode( '?', $pathinfo ); |
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$pathinfo = str_replace( "%", "%25", $pathinfo ); |
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list( $req_uri ) = explode( '?', $_SERVER['REQUEST_URI'] ); |
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$self = $_SERVER['PHP_SELF']; |
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$home_path = trim( parse_url( home_url(), PHP_URL_PATH ), '/' ); |
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// Trim path info from the end and the leading home path from the |
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// front. For path info requests, this leaves us with the requesting |
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// filename, if any. For 404 requests, this leaves us with the |
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// requested permalink. |
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$req_uri = str_replace($pathinfo, '', $req_uri); |
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$req_uri = trim($req_uri, '/'); |
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$req_uri = preg_replace("|^$home_path|i", '', $req_uri); |
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$req_uri = trim($req_uri, '/'); |
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$pathinfo = trim($pathinfo, '/'); |
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$pathinfo = preg_replace("|^$home_path|i", '', $pathinfo); |
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$pathinfo = trim($pathinfo, '/'); |
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$self = trim($self, '/'); |
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$self = preg_replace("|^$home_path|i", '', $self); |
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$self = trim($self, '/'); |
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// The requested permalink is in $pathinfo for path info requests and |
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// $req_uri for other requests. |
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if ( ! empty($pathinfo) && !preg_match('|^.*' . $wp_rewrite->index . '$|', $pathinfo) ) { |
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$request = $pathinfo; |
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} else { |
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// If the request uri is the index, blank it out so that we don't try to match it against a rule. |
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if ( $req_uri == $wp_rewrite->index ) |
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$req_uri = ''; |
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$request = $req_uri; |
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} |
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$this->request = $request; |
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// Look for matches. |
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$request_match = $request; |
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if ( empty( $request_match ) ) { |
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// An empty request could only match against ^$ regex |
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if ( isset( $rewrite['$'] ) ) { |
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$this->matched_rule = '$'; |
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$query = $rewrite['$']; |
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$matches = array(''); |
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} |
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} else { |
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foreach ( (array) $rewrite as $match => $query ) { |
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// If the requesting file is the anchor of the match, prepend it to the path info. |
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if ( ! empty($req_uri) && strpos($match, $req_uri) === 0 && $req_uri != $request ) |
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$request_match = $req_uri . '/' . $request; |
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if ( preg_match("#^$match#", $request_match, $matches) || |
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preg_match("#^$match#", urldecode($request_match), $matches) ) { |
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if ( $wp_rewrite->use_verbose_page_rules && preg_match( '/pagename=\$matches\[([0-9]+)\]/', $query, $varmatch ) ) { |
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// This is a verbose page match, let's check to be sure about it. |
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if ( ! get_page_by_path( $matches[ $varmatch[1] ] ) ) |
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continue; |
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} |
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// Got a match. |
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$this->matched_rule = $match; |
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break; |
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} |
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} |
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} |
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if ( isset( $this->matched_rule ) ) { |
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// Trim the query of everything up to the '?'. |
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$query = preg_replace("!^.+\?!", '', $query); |
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// Substitute the substring matches into the query. |
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$query = addslashes(WP_MatchesMapRegex::apply($query, $matches)); |
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$this->matched_query = $query; |
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// Parse the query. |
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parse_str($query, $perma_query_vars); |
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// If we're processing a 404 request, clear the error var since we found something. |
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if ( '404' == $error ) |
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unset( $error, $_GET['error'] ); |
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} |
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// If req_uri is empty or if it is a request for ourself, unset error. |
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if ( empty($request) || $req_uri == $self || strpos($_SERVER['PHP_SELF'], 'wp-admin/') !== false ) { |
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unset( $error, $_GET['error'] ); |
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if ( isset($perma_query_vars) && strpos($_SERVER['PHP_SELF'], 'wp-admin/') !== false ) |
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unset( $perma_query_vars ); |
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$this->did_permalink = false; |
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} |
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} |
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/** |
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* Filter the query variables whitelist before processing. |
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* |
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* Allows (publicly allowed) query vars to be added, removed, or changed prior |
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* to executing the query. Needed to allow custom rewrite rules using your own arguments |
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* to work, or any other custom query variables you want to be publicly available. |
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* |
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* @since 1.5.0 |
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* |
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* @param array $public_query_vars The array of whitelisted query variables. |
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*/ |
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$this->public_query_vars = apply_filters( 'query_vars', $this->public_query_vars ); |
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foreach ( get_post_types( array(), 'objects' ) as $post_type => $t ) |
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if ( $t->query_var ) |
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$post_type_query_vars[$t->query_var] = $post_type; |
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foreach ( $this->public_query_vars as $wpvar ) { |
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if ( isset( $this->extra_query_vars[$wpvar] ) ) |
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$this->query_vars[$wpvar] = $this->extra_query_vars[$wpvar]; |
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elseif ( isset( $_POST[$wpvar] ) ) |
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$this->query_vars[$wpvar] = $_POST[$wpvar]; |
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elseif ( isset( $_GET[$wpvar] ) ) |
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$this->query_vars[$wpvar] = $_GET[$wpvar]; |
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elseif ( isset( $perma_query_vars[$wpvar] ) ) |
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$this->query_vars[$wpvar] = $perma_query_vars[$wpvar]; |
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if ( !empty( $this->query_vars[$wpvar] ) ) { |
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if ( ! is_array( $this->query_vars[$wpvar] ) ) { |
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$this->query_vars[$wpvar] = (string) $this->query_vars[$wpvar]; |
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} else { |
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foreach ( $this->query_vars[$wpvar] as $vkey => $v ) { |
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if ( !is_object( $v ) ) { |
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$this->query_vars[$wpvar][$vkey] = (string) $v; |
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} |
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} |
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} |
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if ( isset($post_type_query_vars[$wpvar] ) ) { |
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$this->query_vars['post_type'] = $post_type_query_vars[$wpvar]; |
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$this->query_vars['name'] = $this->query_vars[$wpvar]; |
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} |
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} |
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} |
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// Convert urldecoded spaces back into + |
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foreach ( get_taxonomies( array() , 'objects' ) as $taxonomy => $t ) |
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if ( $t->query_var && isset( $this->query_vars[$t->query_var] ) ) |
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$this->query_vars[$t->query_var] = str_replace( ' ', '+', $this->query_vars[$t->query_var] ); |
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// Limit publicly queried post_types to those that are publicly_queryable |
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if ( isset( $this->query_vars['post_type']) ) { |
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$queryable_post_types = get_post_types( array('publicly_queryable' => true) ); |
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if ( ! is_array( $this->query_vars['post_type'] ) ) { |
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if ( ! in_array( $this->query_vars['post_type'], $queryable_post_types ) ) |
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unset( $this->query_vars['post_type'] ); |
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} else { |
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$this->query_vars['post_type'] = array_intersect( $this->query_vars['post_type'], $queryable_post_types ); |
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} |
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} |
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foreach ( (array) $this->private_query_vars as $var) { |
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if ( isset($this->extra_query_vars[$var]) ) |
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$this->query_vars[$var] = $this->extra_query_vars[$var]; |
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} |
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if ( isset($error) ) |
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$this->query_vars['error'] = $error; |
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/** |
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* Filter the array of parsed query variables. |
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* |
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* @since 2.1.0 |
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* |
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* @param array $query_vars The array of requested query variables. |
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*/ |
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$this->query_vars = apply_filters( 'request', $this->query_vars ); |
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5
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/** |
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* Fires once all query variables for the current request have been parsed. |
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* |
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* @since 2.1.0 |
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* |
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* @param WP &$this Current WordPress environment instance (passed by reference). |
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*/ |
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do_action_ref_array( 'parse_request', array( &$this ) ); |
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} |
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/** |
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* Send additional HTTP headers for caching, content type, etc. |
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* |
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* Sets the X-Pingback header, 404 status (if 404), Content-type. If showing |
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* a feed, it will also send last-modified, etag, and 304 status if needed. |
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* |
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* @since 2.0.0 |
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*/ |
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5
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344 |
public function send_headers() { |
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0
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345 |
$headers = array('X-Pingback' => get_bloginfo('pingback_url')); |
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$status = null; |
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$exit_required = false; |
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if ( is_user_logged_in() ) |
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$headers = array_merge($headers, wp_get_nocache_headers()); |
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if ( ! empty( $this->query_vars['error'] ) ) { |
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$status = (int) $this->query_vars['error']; |
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if ( 404 === $status ) { |
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if ( ! is_user_logged_in() ) |
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$headers = array_merge($headers, wp_get_nocache_headers()); |
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$headers['Content-Type'] = get_option('html_type') . '; charset=' . get_option('blog_charset'); |
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357 |
} elseif ( in_array( $status, array( 403, 500, 502, 503 ) ) ) { |
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358 |
$exit_required = true; |
|
|
359 |
} |
|
5
|
360 |
} elseif ( empty( $this->query_vars['feed'] ) ) { |
|
0
|
361 |
$headers['Content-Type'] = get_option('html_type') . '; charset=' . get_option('blog_charset'); |
|
|
362 |
} else { |
|
|
363 |
// We're showing a feed, so WP is indeed the only thing that last changed |
|
|
364 |
if ( !empty($this->query_vars['withcomments']) |
|
|
365 |
|| false !== strpos( $this->query_vars['feed'], 'comments-' ) |
|
|
366 |
|| ( empty($this->query_vars['withoutcomments']) |
|
|
367 |
&& ( !empty($this->query_vars['p']) |
|
|
368 |
|| !empty($this->query_vars['name']) |
|
|
369 |
|| !empty($this->query_vars['page_id']) |
|
|
370 |
|| !empty($this->query_vars['pagename']) |
|
|
371 |
|| !empty($this->query_vars['attachment']) |
|
|
372 |
|| !empty($this->query_vars['attachment_id']) |
|
|
373 |
) |
|
|
374 |
) |
|
|
375 |
) |
|
|
376 |
$wp_last_modified = mysql2date('D, d M Y H:i:s', get_lastcommentmodified('GMT'), 0).' GMT'; |
|
|
377 |
else |
|
|
378 |
$wp_last_modified = mysql2date('D, d M Y H:i:s', get_lastpostmodified('GMT'), 0).' GMT'; |
|
|
379 |
$wp_etag = '"' . md5($wp_last_modified) . '"'; |
|
|
380 |
$headers['Last-Modified'] = $wp_last_modified; |
|
|
381 |
$headers['ETag'] = $wp_etag; |
|
|
382 |
|
|
|
383 |
// Support for Conditional GET |
|
|
384 |
if (isset($_SERVER['HTTP_IF_NONE_MATCH'])) |
|
|
385 |
$client_etag = wp_unslash( $_SERVER['HTTP_IF_NONE_MATCH'] ); |
|
|
386 |
else $client_etag = false; |
|
|
387 |
|
|
|
388 |
$client_last_modified = empty($_SERVER['HTTP_IF_MODIFIED_SINCE']) ? '' : trim($_SERVER['HTTP_IF_MODIFIED_SINCE']); |
|
|
389 |
// If string is empty, return 0. If not, attempt to parse into a timestamp |
|
|
390 |
$client_modified_timestamp = $client_last_modified ? strtotime($client_last_modified) : 0; |
|
|
391 |
|
|
|
392 |
// Make a timestamp for our most recent modification... |
|
|
393 |
$wp_modified_timestamp = strtotime($wp_last_modified); |
|
|
394 |
|
|
|
395 |
if ( ($client_last_modified && $client_etag) ? |
|
|
396 |
(($client_modified_timestamp >= $wp_modified_timestamp) && ($client_etag == $wp_etag)) : |
|
|
397 |
(($client_modified_timestamp >= $wp_modified_timestamp) || ($client_etag == $wp_etag)) ) { |
|
|
398 |
$status = 304; |
|
|
399 |
$exit_required = true; |
|
|
400 |
} |
|
|
401 |
} |
|
|
402 |
|
|
5
|
403 |
/** |
|
|
404 |
* Filter the HTTP headers before they're sent to the browser. |
|
|
405 |
* |
|
|
406 |
* @since 2.8.0 |
|
|
407 |
* |
|
|
408 |
* @param array $headers The list of headers to be sent. |
|
|
409 |
* @param WP $this Current WordPress environment instance. |
|
|
410 |
*/ |
|
|
411 |
$headers = apply_filters( 'wp_headers', $headers, $this ); |
|
0
|
412 |
|
|
|
413 |
if ( ! empty( $status ) ) |
|
|
414 |
status_header( $status ); |
|
|
415 |
|
|
|
416 |
// If Last-Modified is set to false, it should not be sent (no-cache situation). |
|
|
417 |
if ( isset( $headers['Last-Modified'] ) && false === $headers['Last-Modified'] ) { |
|
|
418 |
unset( $headers['Last-Modified'] ); |
|
|
419 |
|
|
|
420 |
// In PHP 5.3+, make sure we are not sending a Last-Modified header. |
|
|
421 |
if ( function_exists( 'header_remove' ) ) { |
|
|
422 |
@header_remove( 'Last-Modified' ); |
|
|
423 |
} else { |
|
|
424 |
// In PHP 5.2, send an empty Last-Modified header, but only as a |
|
|
425 |
// last resort to override a header already sent. #WP23021 |
|
|
426 |
foreach ( headers_list() as $header ) { |
|
|
427 |
if ( 0 === stripos( $header, 'Last-Modified' ) ) { |
|
|
428 |
$headers['Last-Modified'] = ''; |
|
|
429 |
break; |
|
|
430 |
} |
|
|
431 |
} |
|
|
432 |
} |
|
|
433 |
} |
|
|
434 |
|
|
|
435 |
foreach( (array) $headers as $name => $field_value ) |
|
|
436 |
@header("{$name}: {$field_value}"); |
|
|
437 |
|
|
|
438 |
if ( $exit_required ) |
|
|
439 |
exit(); |
|
|
440 |
|
|
5
|
441 |
/** |
|
|
442 |
* Fires once the requested HTTP headers for caching, content type, etc. have been sent. |
|
|
443 |
* |
|
|
444 |
* @since 2.1.0 |
|
|
445 |
* |
|
|
446 |
* @param WP &$this Current WordPress environment instance (passed by reference). |
|
|
447 |
*/ |
|
|
448 |
do_action_ref_array( 'send_headers', array( &$this ) ); |
|
0
|
449 |
} |
|
|
450 |
|
|
|
451 |
/** |
|
|
452 |
* Sets the query string property based off of the query variable property. |
|
|
453 |
* |
|
|
454 |
* The 'query_string' filter is deprecated, but still works. Plugins should |
|
|
455 |
* use the 'request' filter instead. |
|
|
456 |
* |
|
|
457 |
* @since 2.0.0 |
|
|
458 |
*/ |
|
5
|
459 |
public function build_query_string() { |
|
0
|
460 |
$this->query_string = ''; |
|
|
461 |
foreach ( (array) array_keys($this->query_vars) as $wpvar) { |
|
|
462 |
if ( '' != $this->query_vars[$wpvar] ) { |
|
|
463 |
$this->query_string .= (strlen($this->query_string) < 1) ? '' : '&'; |
|
|
464 |
if ( !is_scalar($this->query_vars[$wpvar]) ) // Discard non-scalars. |
|
|
465 |
continue; |
|
|
466 |
$this->query_string .= $wpvar . '=' . rawurlencode($this->query_vars[$wpvar]); |
|
|
467 |
} |
|
|
468 |
} |
|
|
469 |
|
|
5
|
470 |
if ( has_filter( 'query_string' ) ) { // Don't bother filtering and parsing if no plugins are hooked in. |
|
|
471 |
/** |
|
|
472 |
* Filter the query string before parsing. |
|
|
473 |
* |
|
|
474 |
* @since 1.5.0 |
|
|
475 |
* @deprecated 2.1.0 Use 'query_vars' or 'request' filters instead. |
|
|
476 |
* |
|
|
477 |
* @param string $query_string The query string to modify. |
|
|
478 |
*/ |
|
|
479 |
$this->query_string = apply_filters( 'query_string', $this->query_string ); |
|
0
|
480 |
parse_str($this->query_string, $this->query_vars); |
|
|
481 |
} |
|
|
482 |
} |
|
|
483 |
|
|
|
484 |
/** |
|
|
485 |
* Set up the WordPress Globals. |
|
|
486 |
* |
|
|
487 |
* The query_vars property will be extracted to the GLOBALS. So care should |
|
|
488 |
* be taken when naming global variables that might interfere with the |
|
|
489 |
* WordPress environment. |
|
|
490 |
* |
|
|
491 |
* @global string $query_string Query string for the loop. |
|
|
492 |
* @global array $posts The found posts. |
|
|
493 |
* @global WP_Post|null $post The current post, if available. |
|
|
494 |
* @global string $request The SQL statement for the request. |
|
|
495 |
* @global int $more Only set, if single page or post. |
|
|
496 |
* @global int $single If single page or post. Only set, if single page or post. |
|
|
497 |
* @global WP_User $authordata Only set, if author archive. |
|
|
498 |
* |
|
|
499 |
* @since 2.0.0 |
|
|
500 |
*/ |
|
5
|
501 |
public function register_globals() { |
|
0
|
502 |
global $wp_query; |
|
|
503 |
|
|
|
504 |
// Extract updated query vars back into global namespace. |
|
|
505 |
foreach ( (array) $wp_query->query_vars as $key => $value ) { |
|
|
506 |
$GLOBALS[ $key ] = $value; |
|
|
507 |
} |
|
|
508 |
|
|
|
509 |
$GLOBALS['query_string'] = $this->query_string; |
|
|
510 |
$GLOBALS['posts'] = & $wp_query->posts; |
|
|
511 |
$GLOBALS['post'] = isset( $wp_query->post ) ? $wp_query->post : null; |
|
|
512 |
$GLOBALS['request'] = $wp_query->request; |
|
|
513 |
|
|
|
514 |
if ( $wp_query->is_single() || $wp_query->is_page() ) { |
|
|
515 |
$GLOBALS['more'] = 1; |
|
|
516 |
$GLOBALS['single'] = 1; |
|
|
517 |
} |
|
|
518 |
|
|
|
519 |
if ( $wp_query->is_author() && isset( $wp_query->post ) ) |
|
|
520 |
$GLOBALS['authordata'] = get_userdata( $wp_query->post->post_author ); |
|
|
521 |
} |
|
|
522 |
|
|
|
523 |
/** |
|
|
524 |
* Set up the current user. |
|
|
525 |
* |
|
|
526 |
* @since 2.0.0 |
|
|
527 |
*/ |
|
5
|
528 |
public function init() { |
|
0
|
529 |
wp_get_current_user(); |
|
|
530 |
} |
|
|
531 |
|
|
|
532 |
/** |
|
|
533 |
* Set up the Loop based on the query variables. |
|
|
534 |
* |
|
|
535 |
* @since 2.0.0 |
|
|
536 |
*/ |
|
5
|
537 |
public function query_posts() { |
|
0
|
538 |
global $wp_the_query; |
|
|
539 |
$this->build_query_string(); |
|
|
540 |
$wp_the_query->query($this->query_vars); |
|
|
541 |
} |
|
|
542 |
|
|
|
543 |
/** |
|
5
|
544 |
* Set the Headers for 404, if nothing is found for requested URL. |
|
0
|
545 |
* |
|
|
546 |
* Issue a 404 if a request doesn't match any posts and doesn't match |
|
|
547 |
* any object (e.g. an existing-but-empty category, tag, author) and a 404 was not already |
|
|
548 |
* issued, and if the request was not a search or the homepage. |
|
|
549 |
* |
|
|
550 |
* Otherwise, issue a 200. |
|
|
551 |
* |
|
|
552 |
* @since 2.0.0 |
|
|
553 |
*/ |
|
5
|
554 |
public function handle_404() { |
|
0
|
555 |
global $wp_query; |
|
|
556 |
|
|
|
557 |
// If we've already issued a 404, bail. |
|
|
558 |
if ( is_404() ) |
|
|
559 |
return; |
|
|
560 |
|
|
|
561 |
// Never 404 for the admin, robots, or if we found posts. |
|
|
562 |
if ( is_admin() || is_robots() || $wp_query->posts ) { |
|
|
563 |
status_header( 200 ); |
|
|
564 |
return; |
|
|
565 |
} |
|
|
566 |
|
|
|
567 |
// We will 404 for paged queries, as no posts were found. |
|
|
568 |
if ( ! is_paged() ) { |
|
|
569 |
|
|
5
|
570 |
// Don't 404 for authors without posts as long as they matched an author on this site. |
|
|
571 |
$author = get_query_var( 'author' ); |
|
|
572 |
if ( is_author() && is_numeric( $author ) && $author > 0 && is_user_member_of_blog( $author ) ) { |
|
|
573 |
status_header( 200 ); |
|
|
574 |
return; |
|
|
575 |
} |
|
|
576 |
|
|
0
|
577 |
// Don't 404 for these queries if they matched an object. |
|
5
|
578 |
if ( ( is_tag() || is_category() || is_tax() || is_post_type_archive() ) && get_queried_object() ) { |
|
0
|
579 |
status_header( 200 ); |
|
|
580 |
return; |
|
|
581 |
} |
|
|
582 |
|
|
|
583 |
// Don't 404 for these queries either. |
|
5
|
584 |
if ( is_home() || is_search() || is_feed() ) { |
|
0
|
585 |
status_header( 200 ); |
|
|
586 |
return; |
|
|
587 |
} |
|
|
588 |
} |
|
|
589 |
|
|
|
590 |
// Guess it's time to 404. |
|
|
591 |
$wp_query->set_404(); |
|
|
592 |
status_header( 404 ); |
|
|
593 |
nocache_headers(); |
|
|
594 |
} |
|
|
595 |
|
|
|
596 |
/** |
|
|
597 |
* Sets up all of the variables required by the WordPress environment. |
|
|
598 |
* |
|
|
599 |
* The action 'wp' has one parameter that references the WP object. It |
|
|
600 |
* allows for accessing the properties and methods to further manipulate the |
|
|
601 |
* object. |
|
|
602 |
* |
|
|
603 |
* @since 2.0.0 |
|
|
604 |
* |
|
|
605 |
* @param string|array $query_args Passed to {@link parse_request()} |
|
|
606 |
*/ |
|
5
|
607 |
public function main($query_args = '') { |
|
0
|
608 |
$this->init(); |
|
|
609 |
$this->parse_request($query_args); |
|
|
610 |
$this->send_headers(); |
|
|
611 |
$this->query_posts(); |
|
|
612 |
$this->handle_404(); |
|
|
613 |
$this->register_globals(); |
|
5
|
614 |
|
|
|
615 |
/** |
|
|
616 |
* Fires once the WordPress environment has been set up. |
|
|
617 |
* |
|
|
618 |
* @since 2.1.0 |
|
|
619 |
* |
|
|
620 |
* @param WP &$this Current WordPress environment instance (passed by reference). |
|
|
621 |
*/ |
|
|
622 |
do_action_ref_array( 'wp', array( &$this ) ); |
|
0
|
623 |
} |
|
|
624 |
|
|
|
625 |
} |
|
|
626 |
|
|
|
627 |
/** |
|
|
628 |
* Helper class to remove the need to use eval to replace $matches[] in query strings. |
|
|
629 |
* |
|
|
630 |
* @since 2.9.0 |
|
|
631 |
*/ |
|
|
632 |
class WP_MatchesMapRegex { |
|
|
633 |
/** |
|
|
634 |
* store for matches |
|
|
635 |
* |
|
|
636 |
* @access private |
|
|
637 |
* @var array |
|
|
638 |
*/ |
|
5
|
639 |
private $_matches; |
|
0
|
640 |
|
|
|
641 |
/** |
|
|
642 |
* store for mapping result |
|
|
643 |
* |
|
|
644 |
* @access public |
|
|
645 |
* @var string |
|
|
646 |
*/ |
|
5
|
647 |
public $output; |
|
0
|
648 |
|
|
|
649 |
/** |
|
|
650 |
* subject to perform mapping on (query string containing $matches[] references |
|
|
651 |
* |
|
|
652 |
* @access private |
|
|
653 |
* @var string |
|
|
654 |
*/ |
|
5
|
655 |
private $_subject; |
|
0
|
656 |
|
|
|
657 |
/** |
|
|
658 |
* regexp pattern to match $matches[] references |
|
|
659 |
* |
|
|
660 |
* @var string |
|
|
661 |
*/ |
|
5
|
662 |
public $_pattern = '(\$matches\[[1-9]+[0-9]*\])'; // magic number |
|
0
|
663 |
|
|
|
664 |
/** |
|
|
665 |
* constructor |
|
|
666 |
* |
|
|
667 |
* @param string $subject subject if regex |
|
|
668 |
* @param array $matches data to use in map |
|
|
669 |
*/ |
|
5
|
670 |
public function __construct($subject, $matches) { |
|
0
|
671 |
$this->_subject = $subject; |
|
|
672 |
$this->_matches = $matches; |
|
|
673 |
$this->output = $this->_map(); |
|
|
674 |
} |
|
|
675 |
|
|
|
676 |
/** |
|
|
677 |
* Substitute substring matches in subject. |
|
|
678 |
* |
|
|
679 |
* static helper function to ease use |
|
|
680 |
* |
|
|
681 |
* @access public |
|
|
682 |
* @param string $subject subject |
|
|
683 |
* @param array $matches data used for substitution |
|
|
684 |
* @return string |
|
|
685 |
*/ |
|
|
686 |
public static function apply($subject, $matches) { |
|
|
687 |
$oSelf = new WP_MatchesMapRegex($subject, $matches); |
|
|
688 |
return $oSelf->output; |
|
|
689 |
} |
|
|
690 |
|
|
|
691 |
/** |
|
|
692 |
* do the actual mapping |
|
|
693 |
* |
|
|
694 |
* @access private |
|
|
695 |
* @return string |
|
|
696 |
*/ |
|
5
|
697 |
private function _map() { |
|
0
|
698 |
$callback = array($this, 'callback'); |
|
|
699 |
return preg_replace_callback($this->_pattern, $callback, $this->_subject); |
|
|
700 |
} |
|
|
701 |
|
|
|
702 |
/** |
|
|
703 |
* preg_replace_callback hook |
|
|
704 |
* |
|
|
705 |
* @access public |
|
|
706 |
* @param array $matches preg_replace regexp matches |
|
|
707 |
* @return string |
|
|
708 |
*/ |
|
5
|
709 |
public function callback($matches) { |
|
0
|
710 |
$index = intval(substr($matches[0], 9, -1)); |
|
|
711 |
return ( isset( $this->_matches[$index] ) ? urlencode($this->_matches[$index]) : '' ); |
|
|
712 |
} |
|
|
713 |
|
|
|
714 |
} |