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- <?php
-
- class WP {
- 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');
-
- var $private_query_vars = array('offset', 'posts_per_page', 'posts_per_archive_page', 'what_to_show', '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');
- var $extra_query_vars = array();
-
- var $query_vars;
- var $query_string;
- var $request;
- var $matched_rule;
- var $matched_query;
- var $did_permalink = false;
-
- function add_query_var($qv) {
- if ( !in_array($qv, $this->public_query_vars) )
- $this->public_query_vars[] = $qv;
- }
-
- function set_query_var($key, $value) {
- $this->query_vars[$key] = $value;
- }
-
- function parse_request($extra_query_vars = '') {
- global $wp_rewrite;
-
- $this->query_vars = array();
- $taxonomy_query_vars = array();
-
- if ( is_array($extra_query_vars) )
- $this->extra_query_vars = & $extra_query_vars;
- else if (! empty($extra_query_vars))
- parse_str($extra_query_vars, $this->extra_query_vars);
-
- // Process PATH_INFO, REQUEST_URI, and 404 for permalinks.
-
- // Fetch the rewrite rules.
- $rewrite = $wp_rewrite->wp_rewrite_rules();
-
- if (! empty($rewrite)) {
- // If we match a rewrite rule, this will be cleared.
- $error = '404';
- $this->did_permalink = true;
-
- if ( isset($_SERVER['PATH_INFO']) )
- $pathinfo = $_SERVER['PATH_INFO'];
- else
- $pathinfo = '';
- $pathinfo_array = explode('?', $pathinfo);
- $pathinfo = str_replace("%", "%25", $pathinfo_array[0]);
- $req_uri = $_SERVER['REQUEST_URI'];
- $req_uri_array = explode('?', $req_uri);
- $req_uri = $req_uri_array[0];
- $self = $_SERVER['PHP_SELF'];
- $home_path = parse_url(get_option('home'));
- if ( isset($home_path['path']) )
- $home_path = $home_path['path'];
- else
- $home_path = '';
- $home_path = trim($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
- // requested permalink.
- $req_uri = str_replace($pathinfo, '', rawurldecode($req_uri));
- $req_uri = trim($req_uri, '/');
- $req_uri = preg_replace("|^$home_path|", '', $req_uri);
- $req_uri = trim($req_uri, '/');
- $pathinfo = trim($pathinfo, '/');
- $pathinfo = preg_replace("|^$home_path|", '', $pathinfo);
- $pathinfo = trim($pathinfo, '/');
- $self = trim($self, '/');
- $self = preg_replace("|^$home_path|", '', $self);
- $self = trim($self, '/');
-
- // The requested permalink is in $pathinfo for path info requests and
- // $req_uri for other requests.
- if ( ! empty($pathinfo) && !preg_match('|^.*' . $wp_rewrite->index . '$|', $pathinfo) ) {
- $request = $pathinfo;
- } else {
- // If the request uri is the index, blank it out so that we don't try to match it against a rule.
- if ( $req_uri == $wp_rewrite->index )
- $req_uri = '';
- $request = $req_uri;
- }
-
- $this->request = $request;
-
- // Look for matches.
- $request_match = $request;
- foreach ($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("!^.+\?!", '', $query);
-
- // Substitute the substring matches into the query.
- eval("\$query = \"" . addslashes($query) . "\";");
- $this->matched_query = $query;
-
- // Parse the query.
- parse_str($query, $perma_query_vars);
-
- // If we're processing a 404 request, clear the error var
- // since we found something.
- if (isset($_GET['error']))
- unset($_GET['error']);
-
- if (isset($error))
- unset($error);
-
- break;
- }
- }
-
- // If req_uri is empty or if it is a request for ourself, unset error.
- if (empty($request) || $req_uri == $self || strpos($_SERVER['PHP_SELF'], 'wp-admin/') !== false) {
- if (isset($_GET['error']))
- unset($_GET['error']);
-
- if (isset($error))
- unset($error);
-
- if (isset($perma_query_vars) && strpos($_SERVER['PHP_SELF'], 'wp-admin/') !== false)
- unset($perma_query_vars);
-
- $this->did_permalink = false;
- }
- }
-
- $this->public_query_vars = apply_filters('query_vars', $this->public_query_vars);
-
- foreach ( $GLOBALS['wp_taxonomies'] as $taxonomy => $t )
- if ( isset($t->query_var) )
- $taxonomy_query_vars[$t->query_var] = $taxonomy;
-
- for ($i=0; $i<count($this->public_query_vars); $i += 1) {
- $wpvar = $this->public_query_vars[$i];
- if (isset($this->extra_query_vars[$wpvar]))
- $this->query_vars[$wpvar] = $this->extra_query_vars[$wpvar];
- elseif (isset($GLOBALS[$wpvar]))
- $this->query_vars[$wpvar] = $GLOBALS[$wpvar];
- elseif (!empty($_POST[$wpvar]))
- $this->query_vars[$wpvar] = $_POST[$wpvar];
- elseif (!empty($_GET[$wpvar]))
- $this->query_vars[$wpvar] = $_GET[$wpvar];
- elseif (!empty($perma_query_vars[$wpvar]))
- $this->query_vars[$wpvar] = $perma_query_vars[$wpvar];
-
- if ( !empty( $this->query_vars[$wpvar] ) ) {
- $this->query_vars[$wpvar] = (string) $this->query_vars[$wpvar];
- if ( in_array( $wpvar, $taxonomy_query_vars ) ) {
- $this->query_vars['taxonomy'] = $taxonomy_query_vars[$wpvar];
- $this->query_vars['term'] = $this->query_vars[$wpvar];
- }
- }
- }
-
- foreach ($this->private_query_vars as $var) {
- if (isset($this->extra_query_vars[$var]))
- $this->query_vars[$var] = $this->extra_query_vars[$var];
- elseif (isset($GLOBALS[$var]) && '' != $GLOBALS[$var])
- $this->query_vars[$var] = $GLOBALS[$var];
- }
-
- if ( isset($error) )
- $this->query_vars['error'] = $error;
-
- $this->query_vars = apply_filters('request', $this->query_vars);
-
- do_action_ref_array('parse_request', array(&$this));
- }
-
- function send_headers() {
- @header('X-Pingback: '. get_bloginfo('pingback_url'));
- if ( is_user_logged_in() )
- nocache_headers();
- if ( !empty($this->query_vars['error']) && '404' == $this->query_vars['error'] ) {
- status_header( 404 );
- if ( !is_user_logged_in() )
- nocache_headers();
- @header('Content-Type: ' . get_option('html_type') . '; charset=' . get_option('blog_charset'));
- } else if ( empty($this->query_vars['feed']) ) {
- @header('Content-Type: ' . get_option('html_type') . '; charset=' . get_option('blog_charset'));
- } else {
- // We're showing a feed, so WP is indeed the only thing that last changed
- if ( !empty($this->query_vars['withcomments'])
- || ( empty($this->query_vars['withoutcomments'])
- && ( !empty($this->query_vars['p'])
- || !empty($this->query_vars['name'])
- || !empty($this->query_vars['page_id'])
- || !empty($this->query_vars['pagename'])
- || !empty($this->query_vars['attachment'])
- || !empty($this->query_vars['attachment_id'])
- )
- )
- )
- $wp_last_modified = mysql2date('D, d M Y H:i:s', get_lastcommentmodified('GMT'), 0).' GMT';
- else
- $wp_last_modified = mysql2date('D, d M Y H:i:s', get_lastpostmodified('GMT'), 0).' GMT';
- $wp_etag = '"' . md5($wp_last_modified) . '"';
- @header("Last-Modified: $wp_last_modified");
- @header("ETag: $wp_etag");
-
- // Support for Conditional GET
- if (isset($_SERVER['HTTP_IF_NONE_MATCH']))
- $client_etag = stripslashes(stripslashes($_SERVER['HTTP_IF_NONE_MATCH']));
- else $client_etag = false;
-
- $client_last_modified = empty($_SERVER['HTTP_IF_MODIFIED_SINCE']) ? '' : trim($_SERVER['HTTP_IF_MODIFIED_SINCE']);
- // If string is empty, return 0. If not, attempt to parse into a timestamp
- $client_modified_timestamp = $client_last_modified ? strtotime($client_last_modified) : 0;
-
- // Make a timestamp for our most recent modification...
- $wp_modified_timestamp = strtotime($wp_last_modified);
-
- if ( ($client_last_modified && $client_etag) ?
- (($client_modified_timestamp >= $wp_modified_timestamp) && ($client_etag == $wp_etag)) :
- (($client_modified_timestamp >= $wp_modified_timestamp) || ($client_etag == $wp_etag)) ) {
- status_header( 304 );
- exit;
- }
- }
-
- do_action_ref_array('send_headers', array(&$this));
- }
-
- function build_query_string() {
- $this->query_string = '';
- foreach (array_keys($this->query_vars) as $wpvar) {
- if ( '' != $this->query_vars[$wpvar] ) {
- $this->query_string .= (strlen($this->query_string) < 1) ? '' : '&';
- if ( !is_scalar($this->query_vars[$wpvar]) ) // Discard non-scalars.
- continue;
- $this->query_string .= $wpvar . '=' . rawurlencode($this->query_vars[$wpvar]);
- }
- }
-
- // 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 register_globals() {
- global $wp_query;
- // Extract updated query vars back into global namespace.
- foreach ($wp_query->query_vars as $key => $value) {
- $GLOBALS[$key] = $value;
- }
-
- $GLOBALS['query_string'] = & $this->query_string;
- $GLOBALS['posts'] = & $wp_query->posts;
- $GLOBALS['post'] = & $wp_query->post;
- $GLOBALS['request'] = & $wp_query->request;
-
- if ( is_single() || is_page() ) {
- $GLOBALS['more'] = 1;
- $GLOBALS['single'] = 1;
- }
- }
-
- function init() {
- wp_get_current_user();
- }
-
- function query_posts() {
- global $wp_the_query;
- $this->build_query_string();
- $wp_the_query->query($this->query_vars);
- }
-
- function handle_404() {
- global $wp_query;
- // Issue a 404 if a permalink request doesn't match any posts. Don't
- // issue a 404 if one was already issued, if the request was a search,
- // or if the request was a regular query string request rather than a
- // permalink request.
- if ( (0 == count($wp_query->posts)) && !is_404() && !is_search() && ( $this->did_permalink || (!empty($_SERVER['QUERY_STRING']) && (false === strpos($_SERVER['REQUEST_URI'], '?'))) ) ) {
- $wp_query->set_404();
- status_header( 404 );
- nocache_headers();
- } elseif( is_404() != true ) {
- status_header( 200 );
- }
- }
-
- function main($query_args = '') {
- $this->init();
- $this->parse_request($query_args);
- $this->send_headers();
- $this->query_posts();
- $this->handle_404();
- $this->register_globals();
- do_action_ref_array('wp', array(&$this));
- }
-
- function WP() {
- // Empty.
- }
- }
-
- class WP_Error {
- var $errors = array();
- var $error_data = array();
-
- function WP_Error($code = '', $message = '', $data = '') {
- if ( empty($code) )
- return;
-
- $this->errors[$code][] = $message;
-
- if ( ! empty($data) )
- $this->error_data[$code] = $data;
- }
-
- function get_error_codes() {
- if ( empty($this->errors) )
- return array();
-
- return array_keys($this->errors);
- }
-
- function get_error_code() {
- $codes = $this->get_error_codes();
-
- if ( empty($codes) )
- return '';
-
- return $codes[0];
- }
-
- function get_error_messages($code = '') {
- // Return all messages if no code specified.
- if ( empty($code) ) {
- $all_messages = array();
- foreach ( $this->errors as $code => $messages )
- $all_messages = array_merge($all_messages, $messages);
-
- return $all_messages;
- }
-
- if ( isset($this->errors[$code]) )
- return $this->errors[$code];
- else
- return array();
- }
-
- function get_error_message($code = '') {
- if ( empty($code) )
- $code = $this->get_error_code();
- $messages = $this->get_error_messages($code);
- if ( empty($messages) )
- return '';
- return $messages[0];
- }
-
- function get_error_data($code = '') {
- if ( empty($code) )
- $code = $this->get_error_code();
-
- if ( isset($this->error_data[$code]) )
- return $this->error_data[$code];
- return null;
- }
-
- function add($code, $message, $data = '') {
- $this->errors[$code][] = $message;
- if ( ! empty($data) )
- $this->error_data[$code] = $data;
- }
-
- function add_data($data, $code = '') {
- if ( empty($code) )
- $code = $this->get_error_code();
-
- $this->error_data[$code] = $data;
- }
- }
-
- function is_wp_error($thing) {
- if ( is_object($thing) && is_a($thing, 'WP_Error') )
- return true;
- return false;
- }
-
- /*
- * A class for displaying various tree-like structures.
- * Extend the Walker class to use it, see examples at the bottom
- */
- class Walker {
- var $tree_type;
- var $db_fields;
-
- //abstract callbacks
- function start_lvl(&$output) {}
- function end_lvl(&$output) {}
- function start_el(&$output) {}
- function end_el(&$output) {}
-
- /*
- * display one element if the element doesn't have any children
- * otherwise, display the element and its children
- */
- function display_element( $element, &$children_elements, $max_depth, $depth=0, $args, &$output ) {
-
- if ( !$element )
- return;
-
- $id_field = $this->db_fields['id'];
- $parent_field = $this->db_fields['parent'];
-
- //display this element
- $cb_args = array_merge( array(&$output, $element, $depth), $args);
- call_user_func_array(array(&$this, 'start_el'), $cb_args);
-
- if ( $max_depth == 0 ||
- ($max_depth != 0 && $max_depth > $depth+1 )) { //whether to descend
-
- $num_elements = sizeof( $children_elements );
- for ( $i = 0; $i < $num_elements; $i++ ) {
-
- $child = $children_elements[$i];
- if ( $child->$parent_field == $element->$id_field ) {
-
- if ( !isset($newlevel) ) {
- $newlevel = true;
- //start the child delimiter
- $cb_args = array_merge( array(&$output, $depth), $args);
- call_user_func_array(array(&$this, 'start_lvl'), $cb_args);
- }
-
- array_splice( $children_elements, $i, 1 );
- $num_elements--;
- $this->display_element( $child, $children_elements, $max_depth, $depth + 1, $args, $output );
- $i = -1;
- }
- }
- }
-
- if ( isset($newlevel) && $newlevel ){
- //end the child delimiter
- $cb_args = array_merge( array(&$output, $depth), $args);
- call_user_func_array(array(&$this, 'end_lvl'), $cb_args);
- }
-
- //end this element
- $cb_args = array_merge( array(&$output, $element, $depth), $args);
- call_user_func_array(array(&$this, 'end_el'), $cb_args);
- }
-
- /*
- * displays array of elements hierarchically
- * it is a generic function which does not assume any existing order of elements
- * max_depth = -1 means flatly display every element
- * max_depth = 0 means display all levels
- * max_depth > 0 specifies the number of display levels.
- */
- function walk( $elements, $max_depth) {
-
- $args = array_slice(func_get_args(), 2);
- $output = '';
-
- if ($max_depth < -1) //invalid parameter
- return $output;
-
- if (empty($elements)) //nothing to walk
- return $output;
-
- $id_field = $this->db_fields['id'];
- $parent_field = $this->db_fields['parent'];
-
- // flat display
- if ( -1 == $max_depth ) {
- $empty_array = array();
- foreach ( $elements as $e )
- $this->display_element( $e, $empty_array, 1, 0, $args, $output );
- return $output;
- }
-
- /*
- * need to display in hierarchical order
- * splice elements into two buckets: those without parent and those with parent
- */
- $top_level_elements = array();
- $children_elements = array();
- foreach ( $elements as $e) {
- if ( 0 == $e->$parent_field )
- $top_level_elements[] = $e;
- else
- $children_elements[] = $e;
- }
-
- /*
- * none of the elements is top level
- * the first one must be root of the sub elements
- */
- if ( !$top_level_elements ) {
-
- $root = $children_elements[0];
- $num_elements = sizeof($children_elements);
- for ( $i = 0; $i < $num_elements; $i++ ) {
-
- $child = $children_elements[$i];
- if ($root->$parent_field == $child->$parent_field ) {
- $top_level_elements[] = $child;
- array_splice( $children_elements, $i, 1 );
- $num_elements--;
- $i--;
- }
- }
- }
-
- foreach ( $top_level_elements as $e )
- $this->display_element( $e, $children_elements, $max_depth, 0, $args, $output );
-
- /*
- * if we are displaying all levels, and remaining children_elements is not empty,
- * then we got orphans, which should be displayed regardless
- */
- if ( ( $max_depth == 0 ) && sizeof( $children_elements ) > 0 ) {
- $empty_array = array();
- foreach ( $children_elements as $orphan_e )
- $this->display_element( $orphan_e, $empty_array, 1, 0, $args, $output );
- }
- return $output;
- }
- }
-
- class Walker_Page extends Walker {
- var $tree_type = 'page';
- var $db_fields = array ('parent' => 'post_parent', 'id' => 'ID'); //TODO: decouple this
-
- function start_lvl(&$output, $depth) {
- $indent = str_repeat("\t", $depth);
- $output .= "\n$indent<ul>\n";
- }
-
- function end_lvl(&$output, $depth) {
- $indent = str_repeat("\t", $depth);
- $output .= "$indent</ul>\n";
- }
-
- function start_el(&$output, $page, $depth, $current_page, $args) {
- if ( $depth )
- $indent = str_repeat("\t", $depth);
- else
- $indent = '';
-
- extract($args, EXTR_SKIP);
- $css_class = 'page_item page-item-'.$page->ID;
- if ( !empty($current_page) ) {
- $_current_page = get_page( $current_page );
- if ( in_array($page->ID, (array) $_current_page->ancestors) )
- $css_class .= ' current_page_ancestor';
- if ( $page->ID == $current_page )
- $css_class .= ' current_page_item';
- elseif ( $_current_page && $page->ID == $_current_page->post_parent )
- $css_class .= ' current_page_parent';
- }
-
- $output .= $indent . '<li class="' . $css_class . '"><a href="' . get_page_link($page->ID) . '" title="' . attribute_escape(apply_filters('the_title', $page->post_title)) . '">' . apply_filters('the_title', $page->post_title) . '</a>';
-
- if ( !empty($show_date) ) {
- if ( 'modified' == $show_date )
- $time = $page->post_modified;
- else
- $time = $page->post_date;
-
- $output .= " " . mysql2date($date_format, $time);
- }
- }
-
- function end_el(&$output, $page, $depth) {
- $output .= "</li>\n";
- }
-
- }
-
- class Walker_PageDropdown extends Walker {
- var $tree_type = 'page';
- var $db_fields = array ('parent' => 'post_parent', 'id' => 'ID'); //TODO: decouple this
-
- function start_el(&$output, $page, $depth, $args) {
- $pad = str_repeat(' ', $depth * 3);
-
- $output .= "\t<option value=\"$page->ID\"";
- if ( $page->ID == $args['selected'] )
- $output .= ' selected="selected"';
- $output .= '>';
- $title = wp_specialchars($page->post_title);
- $output .= "$pad$title";
- $output .= "</option>\n";
- }
- }
-
- class Walker_Category extends Walker {
- var $tree_type = 'category';
- var $db_fields = array ('parent' => 'parent', 'id' => 'term_id'); //TODO: decouple this
-
- function start_lvl(&$output, $depth, $args) {
- if ( 'list' != $args['style'] )
- return;
-
- $indent = str_repeat("\t", $depth);
- $output .= "$indent<ul class='children'>\n";
- }
-
- function end_lvl(&$output, $depth, $args) {
- if ( 'list' != $args['style'] )
- return;
-
- $indent = str_repeat("\t", $depth);
- $output .= "$indent</ul>\n";
- }
-
- function start_el(&$output, $category, $depth, $args) {
- extract($args);
-
- $cat_name = attribute_escape( $category->name);
- $cat_name = apply_filters( 'list_cats', $cat_name, $category );
- $link = '<a href="' . get_category_link( $category->term_id ) . '" ';
- if ( $use_desc_for_title == 0 || empty($category->description) )
- $link .= 'title="' . sprintf(__( 'View all posts filed under %s' ), $cat_name) . '"';
- else
- $link .= 'title="' . attribute_escape( apply_filters( 'category_description', $category->description, $category )) . '"';
- $link .= '>';
- $link .= $cat_name . '</a>';
-
- if ( (! empty($feed_image)) || (! empty($feed)) ) {
- $link .= ' ';
-
- if ( empty($feed_image) )
- $link .= '(';
-
- $link .= '<a href="' . get_category_feed_link($category->term_id, $feed_type) . '"';
-
- if ( empty($feed) )
- $alt = ' alt="' . sprintf(__( 'Feed for all posts filed under %s' ), $cat_name ) . '"';
- else {
- $title = ' title="' . $feed . '"';
- $alt = ' alt="' . $feed . '"';
- $name = $feed;
- $link .= $title;
- }
-
- $link .= '>';
-
- if ( empty($feed_image) )
- $link .= $name;
- else
- $link .= "<img src='$feed_image'$alt$title" . ' />';
- $link .= '</a>';
- if ( empty($feed_image) )
- $link .= ')';
- }
-
- if ( isset($show_count) && $show_count )
- $link .= ' (' . intval($category->count) . ')';
-
- if ( isset($show_date) && $show_date ) {
- $link .= ' ' . gmdate('Y-m-d', $category->last_update_timestamp);
- }
-
- if ( isset($current_category) && $current_category )
- $_current_category = get_category( $current_category );
-
- if ( 'list' == $args['style'] ) {
- $output .= "\t<li";
- $class = 'cat-item cat-item-'.$category->term_id;
- if ( isset($current_category) && $current_category && ($category->term_id == $current_category) )
- $class .= ' current-cat';
- elseif ( isset($_current_category) && $_current_category && ($category->term_id == $_current_category->parent) )
- $class .= ' current-cat-parent';
- $output .= ' class="'.$class.'"';
- $output .= ">$link\n";
- } else {
- $output .= "\t$link<br />\n";
- }
- }
-
- function end_el(&$output, $page, $depth, $args) {
- if ( 'list' != $args['style'] )
- return;
-
- $output .= "</li>\n";
- }
-
- }
-
- class Walker_CategoryDropdown extends Walker {
- var $tree_type = 'category';
- var $db_fields = array ('parent' => 'parent', 'id' => 'term_id'); //TODO: decouple this
-
- function start_el(&$output, $category, $depth, $args) {
- $pad = str_repeat(' ', $depth * 3);
-
- $cat_name = apply_filters('list_cats', $category->name, $category);
- $output .= "\t<option value=\"".$category->term_id."\"";
- if ( $category->term_id == $args['selected'] )
- $output .= ' selected="selected"';
- $output .= '>';
- $output .= $pad.$cat_name;
- if ( $args['show_count'] )
- $output .= ' ('. $category->count .')';
- if ( $args['show_last_update'] ) {
- $format = 'Y-m-d';
- $output .= ' ' . gmdate($format, $category->last_update_timestamp);
- }
- $output .= "</option>\n";
- }
- }
-
- class WP_Ajax_Response {
- var $responses = array();
-
- function WP_Ajax_Response( $args = '' ) {
- if ( !empty($args) )
- $this->add($args);
- }
-
- // a WP_Error object can be passed in 'id' or 'data'
- function add( $args = '' ) {
- $defaults = array(
- 'what' => 'object', 'action' => false,
- 'id' => '0', 'old_id' => false,
- 'position' => 1, // -1 = top, 1 = bottom, html ID = after, -html ID = before
- 'data' => '', 'supplemental' => array()
- );
-
- $r = wp_parse_args( $args, $defaults );
- extract( $r, EXTR_SKIP );
- $position = preg_replace( '/[^a-z0-9:_-]/i', '', $position );
-
- if ( is_wp_error($id) ) {
- $data = $id;
- $id = 0;
- }
-
- $response = '';
- if ( is_wp_error($data) ) {
- foreach ( $data->get_error_codes() as $code ) {
- $response .= "<wp_error code='$code'><![CDATA[" . $data->get_error_message($code) . "]]></wp_error>";
- if ( !$error_data = $data->get_error_data($code) )
- continue;
- $class = '';
- if ( is_object($error_data) ) {
- $class = ' class="' . get_class($error_data) . '"';
- $error_data = get_object_vars($error_data);
- }
-
- $response .= "<wp_error_data code='$code'$class>";
-
- if ( is_scalar($error_data) ) {
- $response .= "<![CDATA[$error_data]]>";
- } elseif ( is_array($error_data) ) {
- foreach ( $error_data as $k => $v )
- $response .= "<$k><![CDATA[$v]]></$k>";
- }
-
- $response .= "</wp_error_data>";
- }
- } else {
- $response = "<response_data><![CDATA[$data]]></response_data>";
- }
-
- $s = '';
- if ( (array) $supplemental ) {
- foreach ( $supplemental as $k => $v )
- $s .= "<$k><![CDATA[$v]]></$k>";
- $s = "<supplemental>$s</supplemental>";
- }
-
- if ( false === $action )
- $action = $_POST['action'];
-
- $x = '';
- $x .= "<response action='{$action}_$id'>"; // The action attribute in the xml output is formatted like a nonce action
- $x .= "<$what id='$id' " . ( false === $old_id ? '' : "old_id='$old_id' " ) . "position='$position'>";
- $x .= $response;
- $x .= $s;
- $x .= "</$what>";
- $x .= "</response>";
-
- $this->responses[] = $x;
- return $x;
- }
-
- function send() {
- header('Content-Type: text/xml');
- echo "<?xml version='1.0' standalone='yes'?><wp_ajax>";
- foreach ( $this->responses as $response )
- echo $response;
- echo '</wp_ajax>';
- die();
- }
- }
-
- ?>
-