get_results("SELECT * FROM $wpdb->comments WHERE comment_post_ID = '$post->ID' AND comment_approved = '1' ORDER BY comment_date"); } else { $author_db = $wpdb->escape($comment_author); $email_db = $wpdb->escape($comment_author_email); $comments = $wpdb->get_results("SELECT * FROM $wpdb->comments WHERE comment_post_ID = '$post->ID' AND ( comment_approved = '1' OR ( comment_author = '$author_db' AND comment_author_email = '$email_db' AND comment_approved = '0' ) ) ORDER BY comment_date"); } get_currentuserinfo(); define('COMMENTS_TEMPLATE', true); $include = apply_filters('comments_template', TEMPLATEPATH . $file ); if ( file_exists( $include ) ) require( $include ); else require( ABSPATH . 'wp-content/themes/default/comments.php'); endif; } function wp_new_comment( $commentdata ) { $commentdata = apply_filters('preprocess_comment', $commentdata); $commentdata['comment_post_ID'] = (int) $commentdata['comment_post_ID']; $commentdata['comment_author_IP'] = $_SERVER['REMOTE_ADDR']; $commentdata['comment_agent'] = $_SERVER['HTTP_USER_AGENT']; $commentdata['comment_date'] = current_time('mysql'); $commentdata['comment_date_gmt'] = current_time('mysql', 1); $commentdata = wp_filter_comment($commentdata); $commentdata['comment_approved'] = wp_allow_comment($commentdata); $comment_ID = wp_insert_comment($commentdata); do_action('comment_post', $comment_ID, $commentdata['comment_approved']); if ( 'spam' !== $commentdata['comment_approved'] ) { // If it's spam save it silently for later crunching if ( '0' == $commentdata['comment_approved'] ) wp_notify_moderator($comment_ID); if ( get_settings('comments_notify') && $commentdata['comment_approved'] ) wp_notify_postauthor($comment_ID, $commentdata['comment_type']); } return $comment_ID; } function wp_insert_comment($commentdata) { global $wpdb; extract($commentdata); if ( ! isset($comment_author_IP) ) $comment_author_IP = $_SERVER['REMOTE_ADDR']; if ( ! isset($comment_date) ) $comment_date = current_time('mysql'); if ( ! isset($comment_date_gmt) ) $comment_date_gmt = gmdate('Y-m-d H:i:s', strtotime($comment_date) ); $result = $wpdb->query("INSERT INTO $wpdb->comments (comment_post_ID, comment_author, comment_author_email, comment_author_url, comment_author_IP, comment_date, comment_date_gmt, comment_content, comment_approved, comment_agent, comment_type, comment_parent, user_id) VALUES ('$comment_post_ID', '$comment_author', '$comment_author_email', '$comment_author_url', '$comment_author_IP', '$comment_date', '$comment_date_gmt', '$comment_content', '$comment_approved', '$comment_agent', '$comment_type', '$comment_parent', '$user_id') "); return $wpdb->insert_id; } function wp_filter_comment($commentdata) { $commentdata['user_id'] = apply_filters('pre_user_id', $commentdata['user_ID']); $commentdata['comment_agent'] = apply_filters('pre_comment_user_agent', $commentdata['comment_agent']); $commentdata['comment_author'] = apply_filters('pre_comment_author_name', $commentdata['comment_author']); $commentdata['comment_content'] = apply_filters('pre_comment_content', $commentdata['comment_content']); $commentdata['comment_author_IP'] = apply_filters('pre_comment_user_ip', $commentdata['comment_author_IP']); $commentdata['comment_author_url'] = apply_filters('pre_comment_author_url', $commentdata['comment_author_url']); $commentdata['comment_author_email'] = apply_filters('pre_comment_author_email', $commentdata['comment_author_email']); $commentdata['filtered'] = true; return $commentdata; } function wp_allow_comment($commentdata) { global $wpdb; extract($commentdata); $comment_user_domain = apply_filters('pre_comment_user_domain', gethostbyaddr($comment_author_IP) ); // Simple duplicate check $dupe = "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = '$comment_post_ID' AND ( comment_author = '$comment_author' "; if ( $comment_author_email ) $dupe .= "OR comment_author_email = '$comment_author_email' "; $dupe .= ") AND comment_content = '$comment_content' LIMIT 1"; if ( $wpdb->get_var($dupe) ) die( __('Duplicate comment detected; it looks as though you\'ve already said that!') ); // Simple flood-protection if ( $lasttime = $wpdb->get_var("SELECT comment_date_gmt FROM $wpdb->comments WHERE comment_author_IP = '$comment_author_IP' OR comment_author_email = '$comment_author_email' ORDER BY comment_date DESC LIMIT 1") ) { $time_lastcomment = mysql2date('U', $lasttime); $time_newcomment = mysql2date('U', $comment_date_gmt); if ( ($time_newcomment - $time_lastcomment) < 15 ) { do_action('comment_flood_trigger', $time_lastcomment, $time_newcomment); die( __('Sorry, you can only post a new comment once every 15 seconds. Slow down cowboy.') ); } } if ( $user_id ) { $userdata = get_userdata($user_id); $user = new WP_User($user_id); $post_author = $wpdb->get_var("SELECT post_author FROM $wpdb->posts WHERE ID = '$comment_post_ID' LIMIT 1"); } // The author and the admins get respect. if ( $userdata && ( $user_id == $post_author || $user->has_cap('level_9') ) ) { $approved = 1; } // Everyone else's comments will be checked. else { if ( check_comment($comment_author, $comment_author_email, $comment_author_url, $comment_content, $comment_author_IP, $comment_agent, $comment_type) ) $approved = 1; else $approved = 0; if ( wp_blacklist_check($comment_author, $comment_author_email, $comment_author_url, $comment_content, $comment_author_IP, $comment_agent) ) $approved = 'spam'; } $approved = apply_filters('pre_comment_approved', $approved); return $approved; } function wp_update_comment($commentarr) { global $wpdb; // First, get all of the original fields $comment = get_comment($commentarr['comment_ID'], ARRAY_A); // Escape data pulled from DB. foreach ($comment as $key => $value) $comment[$key] = $wpdb->escape($value); // Merge old and new fields with new fields overwriting old ones. $commentarr = array_merge($comment, $commentarr); // Now extract the merged array. extract($commentarr); $comment_content = apply_filters('comment_save_pre', $comment_content); $result = $wpdb->query( "UPDATE $wpdb->comments SET comment_content = '$comment_content', comment_author = '$comment_author', comment_author_email = '$comment_author_email', comment_approved = '$comment_approved', comment_author_url = '$comment_author_url', comment_date = '$comment_date' WHERE comment_ID = $comment_ID" ); $rval = $wpdb->rows_affected; do_action('edit_comment', $comment_ID); return $rval; } function clean_url( $url ) { if ('' == $url) return $url; $url = preg_replace('|[^a-z0-9-~+_.?#=&;,/:]|i', '', $url); $url = str_replace(';//', '://', $url); $url = (!strstr($url, '://')) ? 'http://'.$url : $url; $url = preg_replace('/&([^#])(?![a-z]{2,8};)/', '&$1', $url); return $url; } function get_comments_number( $post_id = 0 ) { global $wpdb, $comment_count_cache, $id; $post_id = (int) $post_id; if ( !$post_id ) $post_id = $id; if ( !isset($comment_count_cache[$post_id]) ) $comment_count_cache[$post_id] = $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->comments WHERE comment_post_ID = '$post_id' AND comment_approved = '1'"); return apply_filters('get_comments_number', $comment_count_cache[$post_id]); } function comments_number( $zero = 'No Comments', $one = '1 Comment', $more = '% Comments', $number = '' ) { global $id, $comment; $number = get_comments_number( $id ); if ($number == 0) { $blah = $zero; } elseif ($number == 1) { $blah = $one; } elseif ($number > 1) { $blah = str_replace('%', $number, $more); } echo apply_filters('comments_number', $blah); } function get_comments_link() { return get_permalink() . '#comments'; } function get_comment_link() { global $comment; return get_permalink( $comment->comment_post_ID ) . '#comment-' . $comment->comment_ID; } function comments_link( $file = '', $echo = true ) { echo get_comments_link(); } function comments_popup_script($width=400, $height=400, $file='') { global $wpcommentspopupfile, $wptrackbackpopupfile, $wppingbackpopupfile, $wpcommentsjavascript; if (empty ($file)) { $wpcommentspopupfile = ''; // Use the index. } else { $wpcommentspopupfile = $file; } $wpcommentsjavascript = 1; $javascript = "\n"; echo $javascript; } function comments_popup_link($zero='No Comments', $one='1 Comment', $more='% Comments', $CSSclass='', $none='Comments Off') { global $id, $wpcommentspopupfile, $wpcommentsjavascript, $post, $wpdb; global $comment_count_cache; if (! is_single() && ! is_page()) { if ( !isset($comment_count_cache[$id]) ) $comment_count_cache[$id] = $wpdb->get_var("SELECT COUNT(comment_ID) FROM $wpdb->comments WHERE comment_post_ID = $id AND comment_approved = '1';"); $number = $comment_count_cache[$id]; if (0 == $number && 'closed' == $post->comment_status && 'closed' == $post->ping_status) { echo $none; return; } else { if (!empty($post->post_password)) { // if there's a password if ($_COOKIE['wp-postpass_'.COOKIEHASH] != $post->post_password) { // and it doesn't match the cookie echo('Enter your password to view comments'); return; } } echo ''; comments_number($zero, $one, $more, $number); echo ''; } } } function get_comment_ID() { global $comment; return apply_filters('get_comment_ID', $comment->comment_ID); } function comment_ID() { echo get_comment_ID(); } function get_comment_author() { global $comment; if ( empty($comment->comment_author) ) $author = 'Anonymous'; else $author = $comment->comment_author; return apply_filters('get_comment_author', $author); } function comment_author() { $author = apply_filters('comment_author', get_comment_author() ); echo $author; } function get_comment_author_email() { global $comment; return apply_filters('get_comment_author_email', $comment->comment_author_email); } function comment_author_email() { echo apply_filters('author_email', get_comment_author_email() ); } function get_comment_author_link() { global $comment; $url = get_comment_author_url(); $author = get_comment_author(); if ( empty( $url ) ) $return = $author; else $return = "$author"; return apply_filters('get_comment_author_link', $return); } function comment_author_link() { echo get_comment_author_link(); } function get_comment_type() { global $comment; if ( '' == $comment->comment_type ) $comment->comment_type = 'comment'; return apply_filters('get_comment_type', $comment->comment_type); } function comment_type($commenttxt = 'Comment', $trackbacktxt = 'Trackback', $pingbacktxt = 'Pingback') { $type = get_comment_type(); switch( $type ) { case 'trackback' : echo $trackbacktxt; break; case 'pingback' : echo $pingbacktxt; break; default : echo $commenttxt; } } function get_comment_author_url() { global $comment; return apply_filters('get_comment_author_url', $comment->comment_author_url); } function comment_author_url() { echo apply_filters('comment_url', get_comment_author_url()); } function comment_author_email_link($linktext='', $before='', $after='') { global $comment; $email = apply_filters('comment_email', $comment->comment_author_email); if ((!empty($email)) && ($email != '@')) { $display = ($linktext != '') ? $linktext : $email; echo $before; echo "$display"; echo $after; } } function get_comment_author_url_link( $linktext = '', $before = '', $after = '' ) { global $comment; $url = get_comment_author_url(); $display = ($linktext != '') ? $linktext : $url; $return = "$before$display$after"; return apply_filters('get_comment_author_url_link', $return); } function comment_author_url_link( $linktext = '', $before = '', $after = '' ) { echo get_comment_author_url_link( $linktext, $before, $after ); } function get_comment_author_IP() { global $comment; return apply_filters('get_comment_author_IP', $comment->comment_author_IP); } function comment_author_IP() { echo get_comment_author_IP(); } function get_comment_text() { global $comment; return apply_filters('get_comment_text', $comment->comment_content); } function comment_text() { echo apply_filters('comment_text', get_comment_text() ); } function get_comment_excerpt() { global $comment; $comment_text = strip_tags($comment->comment_content); $blah = explode(' ', $comment_text); if (count($blah) > 20) { $k = 20; $use_dotdotdot = 1; } else { $k = count($blah); $use_dotdotdot = 0; } $excerpt = ''; for ($i=0; $i<$k; $i++) { $excerpt .= $blah[$i] . ' '; } $excerpt .= ($use_dotdotdot) ? '...' : ''; return apply_filters('get_comment_excerpt', $excerpt); } function comment_excerpt() { echo apply_filters('comment_excerpt', get_comment_excerpt() ); } function get_comment_date( $d = '' ) { global $comment; if ( '' == $d ) $date = mysql2date( get_settings('date_format'), $comment->comment_date); else $date = mysql2date($d, $comment->comment_date); return apply_filters('get_comment_date', $date); } function comment_date( $d = '' ) { echo get_comment_date( $d ); } function get_comment_time( $d = '', $gmt = false ) { global $comment; $comment_date = $gmt? $comment->comment_date_gmt : $comment->comment_date; if ( '' == $d ) $date = mysql2date(get_settings('time_format'), $comment_date); else $date = mysql2date($d, $comment_date); return apply_filters('get_comment_time', $date); } function comment_time( $d = '' ) { echo get_comment_time($d); } function get_trackback_url() { global $id; $tb_url = get_settings('siteurl') . '/wp-trackback.php?p=' . $id; if ( '' != get_settings('permalink_structure') ) $tb_url = trailingslashit(get_permalink()) . 'trackback/'; return $tb_url; } function trackback_url( $display = true ) { if ( $display) echo get_trackback_url(); else return get_trackback_url(); } function trackback_rdf($timezone = 0) { global $id; if (!stristr($_SERVER['HTTP_USER_AGENT'], 'W3C_Validator')) { echo ' \n"; echo ''; } } function comments_open() { global $post; if ( 'open' == $post->comment_status ) return true; else return false; } function pings_open() { global $post; if ( 'open' == $post->ping_status ) return true; else return false; } // Non-template functions function get_lastcommentmodified($timezone = 'server') { global $tablecomments, $cache_lastcommentmodified, $pagenow, $wpdb; $add_seconds_blog = get_settings('gmt_offset') * 3600; $add_seconds_server = date('Z'); $now = current_time('mysql', 1); if ( !isset($cache_lastcommentmodified[$timezone]) ) { switch(strtolower($timezone)) { case 'gmt': $lastcommentmodified = $wpdb->get_var("SELECT comment_date_gmt FROM $tablecomments WHERE comment_date_gmt <= '$now' ORDER BY comment_date_gmt DESC LIMIT 1"); break; case 'blog': $lastcommentmodified = $wpdb->get_var("SELECT comment_date FROM $tablecomments WHERE comment_date_gmt <= '$now' ORDER BY comment_date_gmt DESC LIMIT 1"); break; case 'server': $lastcommentmodified = $wpdb->get_var("SELECT DATE_ADD(comment_date_gmt, INTERVAL '$add_seconds_server' SECOND) FROM $tablecomments WHERE comment_date_gmt <= '$now' ORDER BY comment_date_gmt DESC LIMIT 1"); break; } $cache_lastcommentmodified[$timezone] = $lastcommentmodified; } else { $lastcommentmodified = $cache_lastcommentmodified[$timezone]; } return $lastcommentmodified; } function get_commentdata( $comment_ID, $no_cache = 0, $include_unapproved = false ) { // less flexible, but saves DB queries global $postc, $id, $commentdata, $wpdb; if ($no_cache) { $query = "SELECT * FROM $wpdb->comments WHERE comment_ID = '$comment_ID'"; if (false == $include_unapproved) { $query .= " AND comment_approved = '1'"; } $myrow = $wpdb->get_row($query, ARRAY_A); } else { $myrow['comment_ID'] = $postc->comment_ID; $myrow['comment_post_ID'] = $postc->comment_post_ID; $myrow['comment_author'] = $postc->comment_author; $myrow['comment_author_email'] = $postc->comment_author_email; $myrow['comment_author_url'] = $postc->comment_author_url; $myrow['comment_author_IP'] = $postc->comment_author_IP; $myrow['comment_date'] = $postc->comment_date; $myrow['comment_content'] = $postc->comment_content; $myrow['comment_karma'] = $postc->comment_karma; $myrow['comment_approved'] = $postc->comment_approved; $myrow['comment_type'] = $postc->comment_type; } return $myrow; } function pingback($content, $post_ID) { global $wp_version, $wpdb; include_once (ABSPATH . WPINC . '/class-IXR.php'); // original code by Mort (http://mort.mine.nu:8080) $log = debug_fopen(ABSPATH . '/pingback.log', 'a'); $post_links = array(); debug_fwrite($log, 'BEGIN '.date('YmdHis', time())."\n"); $pung = get_pung($post_ID); // Variables $ltrs = '\w'; $gunk = '/#~:.?+=&%@!\-'; $punc = '.:?\-'; $any = $ltrs . $gunk . $punc; // Step 1 // Parsing the post, external links (if any) are stored in the $post_links array // This regexp comes straight from phpfreaks.com // http://www.phpfreaks.com/quickcode/Extract_All_URLs_on_a_Page/15.php preg_match_all("{\b http : [$any] +? (?= [$punc] * [^$any] | $)}x", $content, $post_links_temp); // Debug debug_fwrite($log, 'Post contents:'); debug_fwrite($log, $content."\n"); // Step 2. // Walking thru the links array // first we get rid of links pointing to sites, not to specific files // Example: // http://dummy-weblog.org // http://dummy-weblog.org/ // http://dummy-weblog.org/post.php // We don't wanna ping first and second types, even if they have a valid foreach($post_links_temp[0] as $link_test) : if ( !in_array($link_test, $pung) ) : // If we haven't pung it already $test = parse_url($link_test); if (isset($test['query'])) $post_links[] = $link_test; elseif(($test['path'] != '/') && ($test['path'] != '')) $post_links[] = $link_test; do_action('pre_ping', array(&$post_links, &$pung)); endif; endforeach; foreach ($post_links as $pagelinkedto){ debug_fwrite($log, "Processing -- $pagelinkedto\n"); $pingback_server_url = discover_pingback_server_uri($pagelinkedto, 2048); if ($pingback_server_url) { set_time_limit( 60 ); // Now, the RPC call debug_fwrite($log, "Page Linked To: $pagelinkedto \n"); debug_fwrite($log, 'Page Linked From: '); $pagelinkedfrom = get_permalink($post_ID); debug_fwrite($log, $pagelinkedfrom."\n"); // using a timeout of 3 seconds should be enough to cover slow servers $client = new IXR_Client($pingback_server_url); $client->timeout = 3; $client->useragent .= ' -- WordPress/' . $wp_version; // when set to true, this outputs debug messages by itself $client->debug = false; if ( $client->query('pingback.ping', array($pagelinkedfrom, $pagelinkedto) ) ) add_ping( $post_ID, $pagelinkedto ); else debug_fwrite($log, "Error.\n Fault code: ".$client->getErrorCode()." : ".$client->getErrorMessage()."\n"); } } debug_fwrite($log, "\nEND: ".time()."\n****************************\n"); debug_fclose($log); } function discover_pingback_server_uri($url, $timeout_bytes = 2048) { global $wp_version; $byte_count = 0; $contents = ''; $headers = ''; $pingback_str_dquote = 'rel="pingback"'; $pingback_str_squote = 'rel=\'pingback\''; $x_pingback_str = 'x-pingback: '; $pingback_href_original_pos = 27; extract(parse_url($url)); if (!isset($host)) { // Not an URL. This should never happen. return false; } $path = (!isset($path)) ? '/' : $path; $path .= (isset($query)) ? '?'.$query : ''; $port = (isset($port)) ? $port : 80; // Try to connect to the server at $host $fp = @fsockopen($host, $port, $errno, $errstr, 2); if (!$fp) { // Couldn't open a connection to $host; return false; } // Send the GET request $request = "GET $path HTTP/1.1\r\nHost: $host\r\nUser-Agent: WordPress/$wp_version PHP/" . phpversion() . "\r\n\r\n"; // ob_end_flush(); fputs($fp, $request); // Let's check for an X-Pingback header first while (!feof($fp)) { $line = fgets($fp, 512); if (trim($line) == '') { break; } $headers .= trim($line)."\n"; $x_pingback_header_offset = strpos(strtolower($headers), $x_pingback_str); if ($x_pingback_header_offset) { // We got it! preg_match('#x-pingback: (.+)#is', $headers, $matches); $pingback_server_url = trim($matches[1]); return $pingback_server_url; } if(strpos(strtolower($headers), 'content-type: ')) { preg_match('#content-type: (.+)#is', $headers, $matches); $content_type = trim($matches[1]); } } if (preg_match('#(image|audio|video|model)/#is', $content_type)) { // Not an (x)html, sgml, or xml page, no use going further return false; } while (!feof($fp)) { $line = fgets($fp, 1024); $contents .= trim($line); $pingback_link_offset_dquote = strpos($contents, $pingback_str_dquote); $pingback_link_offset_squote = strpos($contents, $pingback_str_squote); if ($pingback_link_offset_dquote || $pingback_link_offset_squote) { $quote = ($pingback_link_offset_dquote) ? '"' : '\''; $pingback_link_offset = ($quote=='"') ? $pingback_link_offset_dquote : $pingback_link_offset_squote; $pingback_href_pos = @strpos($contents, 'href=', $pingback_link_offset); $pingback_href_start = $pingback_href_pos+6; $pingback_href_end = @strpos($contents, $quote, $pingback_href_start); $pingback_server_url_len = $pingback_href_end - $pingback_href_start; $pingback_server_url = substr($contents, $pingback_href_start, $pingback_server_url_len); // We may find rel="pingback" but an incomplete pingback URI if ($pingback_server_url_len > 0) { // We got it! return $pingback_server_url; } } $byte_count += strlen($line); if ($byte_count > $timeout_bytes) { // It's no use going further, there probably isn't any pingback // server to find in this file. (Prevents loading large files.) return false; } } // We didn't find anything. return false; } function wp_set_comment_status($comment_id, $comment_status) { global $wpdb; switch($comment_status) { case 'hold': $query = "UPDATE $wpdb->comments SET comment_approved='0' WHERE comment_ID='$comment_id' LIMIT 1"; break; case 'approve': $query = "UPDATE $wpdb->comments SET comment_approved='1' WHERE comment_ID='$comment_id' LIMIT 1"; break; case 'spam': $query = "UPDATE $wpdb->comments SET comment_approved='spam' WHERE comment_ID='$comment_id' LIMIT 1"; break; case 'delete': $query = "DELETE FROM $wpdb->comments WHERE comment_ID='$comment_id' LIMIT 1"; break; default: return false; } if ($wpdb->query($query)) { do_action('wp_set_comment_status', $comment_id, $comment_status); return true; } else { return false; } } function wp_get_comment_status($comment_id) { global $wpdb; $result = $wpdb->get_var("SELECT comment_approved FROM $wpdb->comments WHERE comment_ID='$comment_id' LIMIT 1"); if ($result == NULL) { return 'deleted'; } else if ($result == '1') { return 'approved'; } else if ($result == '0') { return 'unapproved'; } else if ($result == 'spam') { return 'spam'; } else { return false; } } function check_comment($author, $email, $url, $comment, $user_ip, $user_agent, $comment_type) { global $wpdb; if (1 == get_settings('comment_moderation')) return false; // If moderation is set to manual if ( (count(explode('http:', $comment)) - 1) >= get_settings('comment_max_links') ) return false; // Check # of external links $mod_keys = trim( get_settings('moderation_keys') ); if ( !empty($mod_keys) ) { $words = explode("\n", $mod_keys ); foreach ($words as $word) { $word = trim($word); // Skip empty lines if (empty($word)) { continue; } // Do some escaping magic so that '#' chars in the // spam words don't break things: $word = preg_quote($word, '#'); $pattern = "#$word#i"; if ( preg_match($pattern, $author) ) return false; if ( preg_match($pattern, $email) ) return false; if ( preg_match($pattern, $url) ) return false; if ( preg_match($pattern, $comment) ) return false; if ( preg_match($pattern, $user_ip) ) return false; if ( preg_match($pattern, $user_agent) ) return false; } } // Comment whitelisting: if ( 1 == get_settings('comment_whitelist')) { if ( 'trackback' == $comment_type || 'pingback' == $comment_type ) { // check if domain is in blogroll $uri = parse_url($url); $domain = $uri['host']; $uri = parse_url( get_option('home') ); $home_domain = $uri['host']; if ( $wpdb->get_var("SELECT link_id FROM $wpdb->links WHERE link_url LIKE ('%$domain%') LIMIT 1") || $domain == $home_domain ) return true; else return false; } elseif( $author != '' && $email != '' ) { $ok_to_comment = $wpdb->get_var("SELECT comment_approved FROM $wpdb->comments WHERE comment_author = '$author' AND comment_author_email = '$email' and comment_approved = '1' LIMIT 1"); if ( 1 == $ok_to_comment && false === strpos( $email, get_settings('moderation_keys')) ) return true; else return false; } else { return false; } } return true; } ?>