diff options
Diffstat (limited to 'wp-includes/classes.php')
| -rw-r--r-- | wp-includes/classes.php | 687 |
1 files changed, 687 insertions, 0 deletions
diff --git a/wp-includes/classes.php b/wp-includes/classes.php new file mode 100644 index 0000000..a4ecc54 --- /dev/null +++ b/wp-includes/classes.php @@ -0,0 +1,687 @@ +<?php + +class retrospam_mgr { + var $spam_words; + var $comments_list; + var $found_comments; + + function retrospam_mgr() { + global $wpdb; + + $list = explode("\n", get_settings('moderation_keys') ); + $list = array_unique( $list ); + $this->spam_words = $list; + + $this->comment_list = $wpdb->get_results("SELECT comment_ID AS ID, comment_content AS text, comment_approved AS approved, comment_author_url AS url, comment_author_ip AS ip, comment_author_email AS email FROM $wpdb->comments ORDER BY comment_ID ASC"); + } // End of class constructor + + function move_spam( $id_list ) { + global $wpdb; + $cnt = 0; + $id_list = explode( ',', $id_list ); + + foreach ( $id_list as $comment ) { + if ( $wpdb->query("update $wpdb->comments set comment_approved = '0' where comment_ID = '$comment'") ) { + $cnt++; + } + } + echo "<div class='updated'><p>$cnt comment"; + if ($cnt != 1 ) echo "s"; + echo " moved to the moderation queue.</p></div>\n"; + } // End function move_spam + + function find_spam() { + $in_queue = 0; + + foreach( $this->comment_list as $comment ) { + if( $comment->approved == 1 ) { + foreach( $this->spam_words as $word ) { + $word = trim($word); + if ( empty( $word ) ) + continue; + $fulltext = strtolower($comment->email.' '.$comment->url.' '.$comment->ip.' '.$comment->text); + if( false !== strpos( $fulltext, strtolower($word) ) ) { + $this->found_comments[] = $comment->ID; + break; + } + } + } else { + $in_queue++; + } + } + return array( 'found' => $this->found_comments, 'in_queue' => $in_queue ); + } // End function find_spam + + function display_edit_form( $counters ) { + $numfound = count($counters[found]); + $numqueue = $counters[in_queue]; + + $body = '<p>' . sprintf(__('Suspected spam comments: <strong>%s</strong>'), $numfound) . '</p>'; + + if ( count($counters[found]) > 0 ) { + $id_list = implode( ',', $counters[found] ); + $body .= '<p><a href="options-discussion.php?action=retrospam&move=true&ids='.$id_list.'">'. __('Move suspect comments to moderation queue »') . '</a></p>'; + + } + $head = '<div class="wrap"><h2>' . __('Check Comments Results:') . '</h2>'; + + $foot .= '<p><a href="options-discussion.php">' . __('« Return to Discussion Options page.') . '</a></p></div>'; + + return $head . $body . $foot; + } // End function display_edit_form + +} + +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', 'robots'); + + var $private_query_vars = array('offset', 'posts_per_page', 'posts_per_archive_page', 'what_to_show', 'showposts', 'nopaging', 'post_type'); + 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) { + $this->public_query_vars[] = $qv; + } + + function parse_request($extra_query_vars = '') { + global $wp_rewrite; + + $this->query_vars = array(); + + if (! empty($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; + + $pathinfo = $_SERVER['PATH_INFO']; + $pathinfo_array = explode('?', $pathinfo); + $pathinfo = $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_settings('home')); + $home_path = $home_path['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, '', $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); + $self = str_replace($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 => $query) { + // If the requesting file is the anchor of the match, prepend it + // to the path info. + if ((! empty($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("!^.+\?!", '', $query); + + // Substitute the substring matches into the query. + eval("\$query = \"$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 == $self || strstr($_SERVER['PHP_SELF'], 'wp-admin/') ) { + if (isset($_GET['error'])) + unset($_GET['error']); + + if (isset($error)) + unset($error); + + if ( isset($perma_query_vars) && strstr($_SERVER['PHP_SELF'], 'wp-admin/') ) + unset($perma_query_vars); + + $this->did_permalink = false; + } + } + + $this->public_query_vars = apply_filters('query_vars', $this->public_query_vars); + + for ($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]; + else + $this->query_vars[$wpvar] = ''; + } + + for ($i=0; $i<count($this->private_query_vars); $i += 1) { + $wpvar = $this->private_query_vars[$i]; + if (isset($this->extra_query_vars[$wpvar])) + $this->query_vars[$wpvar] = $this->extra_query_vars[$wpvar]; + } + + if ( isset($error) ) + $this->query_vars['error'] = $error; + + do_action('parse_request', array(&$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' == $this->query_vars['error'] ) { + status_header( 404 ); + } else if ( empty($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 ( $this->query_vars['withcomments'] ) + $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 = 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 == $wp_etag)) ) { + status_header( 304 ); + exit; + } + } + + do_action('send_headers', array(&$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) ? '' : '&'; + $this->query_string .= $wpvar . '=' . rawurlencode($this->query_vars[$wpvar]); + } + } + + foreach ($this->private_query_vars as $wpvar) { + if (isset($GLOBALS[$wpvar]) && '' != $GLOBALS[$wpvar] && ! isset($this->extra_query_vars[$wpvar]) ) { + $this->query_string .= (strlen($this->query_string) < 1) ? '' : '&'; + $this->query_string .= $wpvar . '=' . rawurlencode($GLOBALS[$wpvar]); + } + } + + $this->query_string = apply_filters('query_string', $this->query_string); + } + + 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() { + $this->build_query_string(); + query_posts($this->query_string); + } + + 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'], '?'))) ) ) { + $wp_query->set_404(); + status_header( 404 ); + } elseif( is_404() != true ) { + status_header( 200 ); + } + } + + function main($query_args = '') { + $this->init(); + $this->parse_request($query_args); + $this->send_headers(); + $this->query_posts(); + $this->handle_404(); + $this->register_globals(); + do_action('wp', array(&$this)); + } + + function WP() { + // Empty. + } +} + +class WP_Error { + var $errors = array(); + + function WP_Error($code = '', $message = '') { + if ( ! empty($code) ) + $this->errors[$code][] = $message; + } + + function get_error_codes() { + if ( empty($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 $messages[0]; + } + + function add($code, $message) { + $this->errors[$code][] = $message; + } +} + +function is_wp_error($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) { return $output; } + function end_lvl($output) { return $output; } + function start_el($output) { return $output; } + function end_el($output) { return $output; } + + function walk($elements, $to_depth) { + $args = array_slice(func_get_args(), 2); $parents = array(); $depth = 1; $previous_element = ''; $output = ''; + + //padding at the end + $last_element->post_parent = 0; + $last_element->post_id = 0; + $elements[] = $last_element; + + $id_field = $this->db_fields['id']; + $parent_field = $this->db_fields['parent']; + + $flat = ($to_depth == -1) ? true : false; + + foreach ( $elements as $element ) { + // If flat, start and end the element and skip the level checks. + if ( $flat) { + // Start the element. + if ( $element->$id_field != 0 ) { + $cb_args = array_merge( array($output, $element, $depth - 1), $args); + $output = call_user_func_array(array(&$this, 'start_el'), $cb_args); + } + + // End the element. + if ( $element->$id_field != 0 ) { + $cb_args = array_merge( array($output, $element, $depth - 1), $args); + $output = call_user_func_array(array(&$this, 'end_el'), $cb_args); + } + + continue; + } + + // Walk the tree. + if ( !empty($previous_element) && ($element->$parent_field == $previous_element->$id_field) ) { + // Previous element is my parent. Descend a level. + array_unshift($parents, $previous_element); + $depth++; //always do this so when we start the element further down, we know where we are + if ( !$to_depth || ($depth < $to_depth) ) { //only descend if we're below $to_depth + $cb_args = array_merge( array($output, $depth - 1), $args); + $output = call_user_func_array(array(&$this, 'start_lvl'), $cb_args); + } + } else if ( $element->$parent_field == $previous_element->$parent_field) { + // On the same level as previous element. + if ( !$to_depth || ($depth <= $to_depth) ) { + $cb_args = array_merge( array($output, $previous_element, $depth - 1), $args); + $output = call_user_func_array(array(&$this, 'end_el'), $cb_args); + } + } else if ( $depth > 1 ) { + // Ascend one or more levels. + if ( !$to_depth || ($depth <= $to_depth) ) { + $cb_args = array_merge( array($output, $previous_element, $depth - 1), $args); + $output = call_user_func_array(array(&$this, 'end_el'), $cb_args); + } + + while ( $parent = array_shift($parents) ) { + $depth--; + if ( !$to_depth || ($depth < $to_depth) ) { + $cb_args = array_merge( array($output, $depth - 1), $args); + $output = call_user_func_array(array(&$this, 'end_lvl'), $cb_args); + $cb_args = array_merge( array($output, $parent, $depth - 1), $args); + $output = call_user_func_array(array(&$this, 'end_el'), $cb_args); + } + if ( $element->$parent_field == $parents[0]->$id_field ) { + break; + } + } + } else if ( !empty($previous_element) ) { + // Close off previous element. + if ( !$to_depth || ($depth <= $to_depth) ) { + $cb_args = array_merge( array($output, $previous_element, $depth - 1), $args); + $output = call_user_func_array(array(&$this, 'end_el'), $cb_args); + } + } + + // Start the element. + if ( !$to_depth || ($depth <= $to_depth) ) { + if ( $element->$id_field != 0 ) { + $cb_args = array_merge( array($output, $element, $depth - 1), $args); + $output = call_user_func_array(array(&$this, 'start_el'), $cb_args); + } + } + + $previous_element = $element; + } + + 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); + $output .= "$indent<ul>\n"; + return $output; + } + + function end_lvl($output, $depth) { + $indent = str_repeat("\t", $depth); + $output .= "$indent</ul>\n"; + return $output; + } + + function start_el($output, $page, $depth, $current_page, $show_date, $date_format) { + if ( $depth ) + $indent = str_repeat("\t", $depth); + + $css_class = 'page_item'; + if ( $page->ID == $current_page ) + $css_class .= ' current_page_item'; + + $output .= $indent . '<li class="' . $css_class . '"><a href="' . get_page_link($page->ID) . '" title="' . wp_specialchars($page->post_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); + } + + return $output; + } + + function end_el($output, $page, $depth) { + $output .= "</li>\n"; + + return $output; + } + +} + +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"; + + return $output; + } +} + +class Walker_Category extends Walker { + var $tree_type = 'category'; + var $db_fields = array ('parent' => 'category_parent', 'id' => 'cat_ID'); //TODO: decouple this + + function start_lvl($output, $depth, $args) { + if ( 'list' != $args['style'] ) + return $output; + + $indent = str_repeat("\t", $depth); + $output .= "$indent<ul class='children'>\n"; + return $output; + } + + function end_lvl($output, $depth, $args) { + if ( 'list' != $args['style'] ) + return $output; + + $indent = str_repeat("\t", $depth); + $output .= "$indent</ul>\n"; + return $output; + } + + function start_el($output, $category, $depth, $args) { + extract($args); + + $link = '<a href="' . get_category_link($category->cat_ID) . '" '; + if ( $use_desc_for_title == 0 || empty($category->category_description) ) + $link .= 'title="'. sprintf(__("View all posts filed under %s"), wp_specialchars($category->cat_name)) . '"'; + else + $link .= 'title="' . wp_specialchars(apply_filters('category_description',$category->category_description,$category)) . '"'; + $link .= '>'; + $link .= apply_filters('list_cats', $category->cat_name, $category).'</a>'; + + if ( (! empty($feed_image)) || (! empty($feed)) ) { + $link .= ' '; + + if ( empty($feed_image) ) + $link .= '('; + + $link .= '<a href="' . get_category_rss_link(0, $category->cat_ID, $category->category_nicename) . '"'; + + if ( !empty($feed) ) { + $title = ' title="' . $feed . '"'; + $alt = ' alt="' . $feed . '"'; + $name = $feed; + $link .= $title; + } + + $link .= '>'; + + if ( !empty($feed_image) ) + $link .= "<img src='$feed_image' $alt$title" . ' />'; + else + $link .= $name; + $link .= '</a>'; + if (empty($feed_image)) + $link .= ')'; + } + + if ( $show_count ) + $link .= ' ('.intval($category->category_count).')'; + + if ( $show_date ) { + $link .= ' ' . gmdate('Y-m-d', $category->last_update_timestamp); + } + + if ( 'list' == $args['style'] ) { + $output .= "\t<li"; + if ( ($category->cat_ID == $current_category) && is_category() ) + $output .= ' class="current-cat"'; + $output .= ">$link\n"; + } else { + $output .= "\t$link<br />\n"; + } + + return $output; + } + + function end_el($output, $page, $depth, $args) { + if ( 'list' != $args['style'] ) + return $output; + + $output .= "</li>\n"; + return $output; + } + +} + +class Walker_CategoryDropdown extends Walker { + var $tree_type = 'category'; + var $db_fields = array ('parent' => 'category_parent', 'id' => 'cat_ID'); //TODO: decouple this + + function start_el($output, $category, $depth, $args) { + $pad = str_repeat(' ', $depth * 3); + + $cat_name = apply_filters('list_cats', $category->cat_name, $category); + $output .= "\t<option value=\"".$category->cat_ID."\""; + if ( $category->cat_ID == $args['selected'] ) + $output .= ' selected="selected"'; + $output .= '>'; + $output .= $cat_name; + if ( $args['show_count'] ) + $output .= ' ('. $category->category_count .')'; + if ( $args['show_last_update'] ) { + $format = 'Y-m-d'; + $output .= ' ' . gmdate($format, $category->last_update_timestamp); + } + $output .= "</option>\n"; + + return $output; + } +} + +?> |