escape($_COOKIE['wordpressuser_' . COOKIEHASH]); return $wpdb->get_var("SELECT $field FROM $wpdb->users WHERE user_login = '$user'"); } function mysql2date($dateformatstring, $mysqlstring, $use_b2configmonthsdays = 1) { global $month, $weekday; $m = $mysqlstring; if (empty($m)) { return false; } $i = mktime(substr($m,11,2),substr($m,14,2),substr($m,17,2),substr($m,5,2),substr($m,8,2),substr($m,0,4)); if (!empty($month) && !empty($weekday) && $use_b2configmonthsdays) { $datemonth = $month[date('m', $i)]; $dateweekday = $weekday[date('w', $i)]; $dateformatstring = ' '.$dateformatstring; $dateformatstring = preg_replace("/([^\\\])D/", "\\1".backslashit(substr($dateweekday, 0, 3)), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])F/", "\\1".backslashit($datemonth), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])l/", "\\1".backslashit($dateweekday), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])M/", "\\1".backslashit(substr($datemonth, 0, 3)), $dateformatstring); $dateformatstring = substr($dateformatstring, 1, strlen($dateformatstring)-1); } $j = @date($dateformatstring, $i); if (!$j) { // for debug purposes // echo $i." ".$mysqlstring; } return $j; } function current_time($type, $gmt = 0) { switch ($type) { case 'mysql': if ($gmt) $d = gmdate('Y-m-d H:i:s'); else $d = gmdate('Y-m-d H:i:s', (time() + (get_settings('gmt_offset') * 3600))); return $d; break; case 'timestamp': if ($gmt) $d = time(); else $d = time() + (get_settings('gmt_offset') * 3600); return $d; break; } } function date_i18n($dateformatstring, $unixtimestamp) { global $month, $weekday; $i = $unixtimestamp; if ((!empty($month)) && (!empty($weekday))) { $datemonth = $month[date('m', $i)]; $dateweekday = $weekday[date('w', $i)]; $dateformatstring = ' '.$dateformatstring; $dateformatstring = preg_replace("/([^\\\])D/", "\\1".backslashit(substr($dateweekday, 0, 3)), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])F/", "\\1".backslashit($datemonth), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])l/", "\\1".backslashit($dateweekday), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])M/", "\\1".backslashit(substr($datemonth, 0, 3)), $dateformatstring); $dateformatstring = substr($dateformatstring, 1, strlen($dateformatstring)-1); } $j = @date($dateformatstring, $i); return $j; } function get_weekstartend($mysqlstring, $start_of_week) { $my = substr($mysqlstring,0,4); $mm = substr($mysqlstring,8,2); $md = substr($mysqlstring,5,2); $day = mktime(0,0,0, $md, $mm, $my); $weekday = date('w',$day); $i = 86400; while ($weekday > get_settings('start_of_week')) { $weekday = date('w',$day); $day = $day - 86400; $i = 0; } $week['start'] = $day + 86400 - $i; $week['end'] = $day + 691199; return $week; } function get_lastpostdate($timezone = 'server') { global $cache_lastpostdate, $pagenow, $wpdb; $add_seconds_blog = get_settings('gmt_offset') * 3600; $add_seconds_server = date('Z'); $now = current_time('mysql', 1); if ( !isset($cache_lastpostdate[$timezone]) ) { switch(strtolower($timezone)) { case 'gmt': $lastpostdate = $wpdb->get_var("SELECT post_date_gmt FROM $wpdb->posts WHERE post_date_gmt <= '$now' AND post_status = 'publish' ORDER BY post_date_gmt DESC LIMIT 1"); break; case 'blog': $lastpostdate = $wpdb->get_var("SELECT post_date FROM $wpdb->posts WHERE post_date_gmt <= '$now' AND post_status = 'publish' ORDER BY post_date_gmt DESC LIMIT 1"); break; case 'server': $lastpostdate = $wpdb->get_var("SELECT DATE_ADD(post_date_gmt, INTERVAL '$add_seconds_server' SECOND) FROM $wpdb->posts WHERE post_date_gmt <= '$now' AND post_status = 'publish' ORDER BY post_date_gmt DESC LIMIT 1"); break; } $cache_lastpostdate[$timezone] = $lastpostdate; } else { $lastpostdate = $cache_lastpostdate[$timezone]; } return $lastpostdate; } function get_lastpostmodified($timezone = 'server') { global $cache_lastpostmodified, $pagenow, $wpdb; $add_seconds_blog = get_settings('gmt_offset') * 3600; $add_seconds_server = date('Z'); $now = current_time('mysql', 1); if ( !isset($cache_lastpostmodified[$timezone]) ) { switch(strtolower($timezone)) { case 'gmt': $lastpostmodified = $wpdb->get_var("SELECT post_modified_gmt FROM $wpdb->posts WHERE post_modified_gmt <= '$now' AND post_status = 'publish' ORDER BY post_modified_gmt DESC LIMIT 1"); break; case 'blog': $lastpostmodified = $wpdb->get_var("SELECT post_modified FROM $wpdb->posts WHERE post_modified_gmt <= '$now' AND post_status = 'publish' ORDER BY post_modified_gmt DESC LIMIT 1"); break; case 'server': $lastpostmodified = $wpdb->get_var("SELECT DATE_ADD(post_modified_gmt, INTERVAL '$add_seconds_server' SECOND) FROM $wpdb->posts WHERE post_modified_gmt <= '$now' AND post_status = 'publish' ORDER BY post_modified_gmt DESC LIMIT 1"); break; } $lastpostdate = get_lastpostdate($timezone); if ($lastpostdate > $lastpostmodified) { $lastpostmodified = $lastpostdate; } $cache_lastpostmodified[$timezone] = $lastpostmodified; } else { $lastpostmodified = $cache_lastpostmodified[$timezone]; } return $lastpostmodified; } function get_lastcommentmodified($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 $lastcommentmodified; } function user_pass_ok($user_login,$user_pass) { global $cache_userdata; if ( empty($cache_userdata[$user_login]) ) { $userdata = get_userdatabylogin($user_login); } else { $userdata = $cache_userdata[$user_login]; } return (md5($user_pass) == $userdata->user_pass); } function get_currentuserinfo() { // a bit like get_userdata(), on steroids global $user_login, $userdata, $user_level, $user_ID, $user_nickname, $user_email, $user_url, $user_pass_md5; // *** retrieving user's data from cookies and db - no spoofing if (isset($_COOKIE['wordpressuser_' . COOKIEHASH])) $user_login = $_COOKIE['wordpressuser_' . COOKIEHASH]; $userdata = get_userdatabylogin($user_login); $user_level = $userdata->user_level; $user_ID = $userdata->ID; $user_nickname = $userdata->user_nickname; $user_email = $userdata->user_email; $user_url = $userdata->user_url; $user_pass_md5 = md5($userdata->user_pass); } function get_userdata($userid) { global $wpdb, $cache_userdata; $userid = (int) $userid; if ( empty($cache_userdata[$userid]) ) { $cache_userdata[$userid] = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE ID = '$userid'"); } return $cache_userdata[$userid]; } function get_userdatabylogin($user_login) { global $cache_userdata, $wpdb; if ( !empty($user_login) && empty($cache_userdata["$user_login"]) ) { $user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE user_login = '$user_login'"); $cache_userdata["$user_login"] = $user; } else { $user = $cache_userdata["$user_login"]; } return $user; } function get_userid($user_login) { global $cache_userdata, $wpdb; if ( !empty($user_login) && empty($cache_userdata["$user_login"]) ) { $user_id = $wpdb->get_var("SELECT ID FROM $wpdb->users WHERE user_login = '$user_login'"); $cache_userdata["$user_login"] = $user_id; } else { $user_id = $cache_userdata["$user_login"]; } return $user_id; } function get_usernumposts($userid) { global $wpdb; return $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->posts WHERE post_author = '$userid'"); } // examine a url (supposedly from this blog) and try to // determine the post ID it represents. function url_to_postid($url = '') { global $wpdb; $siteurl = get_settings('home'); // Take a link like 'http://example.com/blog/something' // and extract just the '/something': $uri = preg_replace("#$siteurl#i", '', $url); // on failure, preg_replace just returns the subject string // so if $uri and $siteurl are the same, they didn't match: if ($uri == $siteurl) return 0; // First, check to see if there is a 'p=N' to match against: preg_match('#[?&]p=(\d+)#', $uri, $values); $p = intval($values[1]); if ($p) return $p; // Match $uri against our permalink structure $permalink_structure = get_settings('permalink_structure'); // Matt's tokenizer code $rewritecode = array( '%year%', '%monthnum%', '%day%', '%hour%', '%minute%', '%second%', '%postname%', '%post_id%' ); $rewritereplace = array( '([0-9]{4})?', '([0-9]{1,2})?', '([0-9]{1,2})?', '([0-9]{1,2})?', '([0-9]{1,2})?', '([0-9]{1,2})?', '([_0-9a-z-]+)?', '([0-9]+)?' ); // Turn the structure into a regular expression $matchre = str_replace('/', '/?', $permalink_structure); $matchre = str_replace($rewritecode, $rewritereplace, $matchre); // Extract the key values from the uri: preg_match("#$matchre#",$uri,$values); // Extract the token names from the structure: preg_match_all("#%(.+?)%#", $permalink_structure, $tokens); for($i = 0; $i < count($tokens[1]); $i++) { $name = $tokens[1][$i]; $value = $values[$i+1]; // Create a variable named $year, $monthnum, $day, $postname, or $post_id: $$name = $value; } // If using %post_id%, we're done: if (intval($post_id)) return intval($post_id); // Otherwise, build a WHERE clause, making the values safe along the way: if ($year) $where .= " AND YEAR(post_date) = '" . intval($year) . "'"; if ($monthnum) $where .= " AND MONTH(post_date) = '" . intval($monthnum) . "'"; if ($day) $where .= " AND DAYOFMONTH(post_date) = '" . intval($day) . "'"; if ($hour) $where .= " AND HOUR(post_date) = '" . intval($hour) . "'"; if ($minute) $where .= " AND MINUTE(post_date) = '" . intval($minute) . "'"; if ($second) $where .= " AND SECOND(post_date) = '" . intval($second) . "'"; if ($postname) $where .= " AND post_name = '" . $wpdb->escape($postname) . "' "; // We got no indication, so we return false: if (!strlen($where)) { return false; } // Run the query to get the post ID: $id = intval($wpdb->get_var("SELECT ID FROM $wpdb->posts WHERE 1 = 1 " . $where)); return $id; } /* Options functions */ function get_settings($setting) { global $wpdb, $cache_settings, $cache_nonexistantoptions; if ( strstr($_SERVER['REQUEST_URI'], 'wp-admin/install.php') ) return false; if ( empty($cache_settings) ) $cache_settings = get_alloptions(); if ( empty($cache_nonexistantoptions) ) $cache_nonexistantoptions = array(); if ('home' == $setting && '' == $cache_settings->home) return $cache_settings->siteurl; if ( isset($cache_settings->$setting) ) : return $cache_settings->$setting; else : // for these cases when we're asking for an unknown option if ( isset($cache_nonexistantoptions[$setting]) ) return false; $option = $wpdb->get_var("SELECT option_value FROM $wpdb->options WHERE option_name = '$setting'"); if (!$option) : $cache_nonexistantoptions[$setting] = true; return false; endif; if (@ $kellogs = unserialize($option) ) return $kellogs; else return $option; endif; } function get_option($option) { return get_settings($option); } function form_option($option) { echo htmlspecialchars( get_option($option) ); } function get_alloptions() { global $wpdb, $wp_queries; $wpdb->hide_errors(); if (!$options = $wpdb->get_results("SELECT option_name, option_value FROM $wpdb->options WHERE autoload = 'yes'")) { include_once(ABSPATH . '/wp-admin/upgrade-functions.php'); make_db_current_silent(); $options = $wpdb->get_results("SELECT option_name, option_value FROM $wpdb->options"); } $wpdb->show_errors(); foreach ($options as $option) { // "When trying to design a foolproof system, // never underestimate the ingenuity of the fools :)" -- Dougal if ('siteurl' == $option->option_name) $option->option_value = preg_replace('|/+$|', '', $option->option_value); if ('home' == $option->option_name) $option->option_value = preg_replace('|/+$|', '', $option->option_value); if ('category_base' == $option->option_name) $option->option_value = preg_replace('|/+$|', '', $option->option_value); if (@ $value = unserialize($option->option_value) ) $all_options->{$option->option_name} = $value; else $value = $option->option_value; $all_options->{$option->option_name} = $value; } return $all_options; } function update_option($option_name, $newvalue) { global $wpdb, $cache_settings; if ( is_array($newvalue) || is_object($value) ) $newvalue = serialize($newvalue); $newvalue = trim($newvalue); // I can't think of any situation we wouldn't want to trim // If the new and old values are the same, no need to update. if ($newvalue == get_settings($option_name)) { return true; } $newvalue = $wpdb->escape($newvalue); $wpdb->query("UPDATE $wpdb->options SET option_value = '$newvalue' WHERE option_name = '$option_name'"); $cache_settings = get_alloptions(); // Re cache settings return true; } // thx Alex Stapleton, http://alex.vort-x.net/blog/ function add_option($name, $value = '', $description = '') { global $wpdb; if ( is_array($value) || is_object($value) ) $value = serialize($value); if( !$wpdb->get_var("SELECT option_name FROM $wpdb->options WHERE option_name = '$name'") ) { $name = $wpdb->escape($name); $value = $wpdb->escape($value); $description = $wpdb->escape($description); $wpdb->query("INSERT INTO $wpdb->options (option_name, option_value, option_description) VALUES ('$name', '$value', '$description')"); if($wpdb->insert_id) { global $cache_settings; $cache_settings->{$name} = $value; } } return; } function delete_option($name) { global $wpdb; // Get the ID, if no ID then return $option_id = $wpdb->get_var("SELECT option_id FROM $wpdb->options WHERE option_name = '$name'"); if (!$option_id) return false; $wpdb->query("DELETE FROM $wpdb->options WHERE option_name = '$name'"); return true; } function add_post_meta($post_id, $key, $value, $unique = false) { global $wpdb; if ($unique) { if( $wpdb->get_var("SELECT meta_key FROM $wpdb->postmeta WHERE meta_key = '$key' AND post_id = '$post_id'") ) { return false; } } $wpdb->query("INSERT INTO $wpdb->postmeta (post_id,meta_key,meta_value) VALUES ('$post_id','$key','$value') "); return true; } function delete_post_meta($post_id, $key, $value = '') { global $wpdb; if (empty($value)) { $meta_id = $wpdb->get_var("SELECT meta_id FROM $wpdb->postmeta WHERE post_id = '$post_id' AND meta_key = '$key'"); } else { $meta_id = $wpdb->get_var("SELECT meta_id FROM $wpdb->postmeta WHERE post_id = '$post_id' AND meta_key = '$key' AND meta_value = '$value'"); } if (!$meta_id) return false; if (empty($value)) { $wpdb->query("DELETE FROM $wpdb->postmeta WHERE post_id = '$post_id' AND meta_key = '$key'"); } else { $wpdb->query("DELETE FROM $wpdb->postmeta WHERE post_id = '$post_id' AND meta_key = '$key' AND meta_value = '$value'"); } return true; } function get_post_meta($post_id, $key, $single = false) { global $wpdb, $post_meta_cache; if (isset($post_meta_cache[$post_id][$key])) { if ($single) { return $post_meta_cache[$post_id][$key][0]; } else { return $post_meta_cache[$post_id][$key]; } } $metalist = $wpdb->get_results("SELECT meta_value FROM $wpdb->postmeta WHERE post_id = '$post_id' AND meta_key = '$key'", ARRAY_N); $values = array(); if ($metalist) { foreach ($metalist as $metarow) { $values[] = $metarow[0]; } } if ($single) { if (count($values)) { return $values[0]; } else { return ''; } } else { return $values; } } function update_post_meta($post_id, $key, $value, $prev_value = '') { global $wpdb, $post_meta_cache; if(! $wpdb->get_var("SELECT meta_key FROM $wpdb->postmeta WHERE meta_key = '$key' AND post_id = '$post_id'") ) { return false; } if (empty($prev_value)) { $wpdb->query("UPDATE $wpdb->postmeta SET meta_value = '$value' WHERE meta_key = '$key' AND post_id = '$post_id'"); } else { $wpdb->query("UPDATE $wpdb->postmeta SET meta_value = '$value' WHERE meta_key = '$key' AND post_id = '$post_id' AND meta_value = '$prev_value'"); } return true; } function get_postdata($postid) { global $post, $wpdb; $post = $wpdb->get_row("SELECT * FROM $wpdb->posts WHERE ID = '$postid'"); $postdata = array ( 'ID' => $post->ID, 'Author_ID' => $post->post_author, 'Date' => $post->post_date, 'Content' => $post->post_content, 'Excerpt' => $post->post_excerpt, 'Title' => $post->post_title, 'Category' => $post->post_category, 'post_status' => $post->post_status, 'comment_status' => $post->comment_status, 'ping_status' => $post->ping_status, 'post_password' => $post->post_password, 'to_ping' => $post->to_ping, 'pinged' => $post->pinged, 'post_name' => $post->post_name ); return $postdata; } function get_commentdata($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; if (strstr($myrow['comment_content'], '')) { $myrow['comment_type'] = 'trackback'; } elseif (strstr($myrow['comment_content'], '')) { $myrow['comment_type'] = 'pingback'; } else { $myrow['comment_type'] = 'comment'; } } return $myrow; } function get_catname($cat_ID) { global $cache_catnames, $wpdb; if ( !$cache_catnames ) { $results = $wpdb->get_results("SELECT * FROM $wpdb->categories") or die('Oops, couldn\'t query the db for categories.'); foreach ($results as $post) { $cache_catnames[$post->cat_ID] = $post->cat_name; } } $cat_name = $cache_catnames[$cat_ID]; return $cat_name; } function gzip_compression() { if ( strstr($_SERVER['PHP_SELF'], 'wp-admin') ) return false; if ( !get_settings('gzipcompression') ) return false; if( extension_loaded('zlib') ) { ob_start('ob_gzhandler'); } } // functions to count the page generation time (from phpBB2) // ( or just any time between timer_start() and timer_stop() ) function timer_stop($display = 0, $precision = 3) { //if called like timer_stop(1), will echo $timetotal global $timestart, $timeend; $mtime = microtime(); $mtime = explode(' ',$mtime); $mtime = $mtime[1] + $mtime[0]; $timeend = $mtime; $timetotal = $timeend-$timestart; if ($display) echo number_format($timetotal,$precision); return $timetotal; } function weblog_ping($server = '', $path = '') { global $wp_version; include_once (ABSPATH . WPINC . '/class-IXR.php'); // using a timeout of 3 seconds should be enough to cover slow servers $client = new IXR_Client($server, ((!strlen(trim($path)) || ('/' == $path)) ? false : $path)); $client->timeout = 3; $client->useragent .= ' -- WordPress/'.$wp_version; // when set to true, this outputs debug messages by itself $client->debug = false; $client->query('weblogUpdates.ping', get_settings('blogname'), get_settings('home')); } function generic_ping($post_id = 0) { $services = get_settings('ping_sites'); $services = preg_replace("|(\s)+|", '$1', $services); // Kill dupe lines $services = trim($services); if ('' != $services) { $services = explode("\n", $services); foreach ($services as $service) { weblog_ping($service); } } return $post_id; } add_action('publish_post', 'generic_ping'); // Send a Trackback function trackback($trackback_url, $title, $excerpt, $ID) { global $wpdb; $title = urlencode($title); $excerpt = urlencode($excerpt); $blog_name = urlencode(get_settings('blogname')); $tb_url = $trackback_url; $url = urlencode(get_permalink($ID)); $query_string = "title=$title&url=$url&blog_name=$blog_name&excerpt=$excerpt"; $trackback_url = parse_url($trackback_url); $http_request = 'POST ' . $trackback_url['path'] . ($trackback_url['query'] ? '?'.$trackback_url['query'] : '') . " HTTP/1.0\r\n"; $http_request .= 'Host: '.$trackback_url['host']."\r\n"; $http_request .= 'Content-Type: application/x-www-form-urlencoded; charset='.get_settings('blog_charset')."\r\n"; $http_request .= 'Content-Length: '.strlen($query_string)."\r\n"; $http_request .= "\r\n"; $http_request .= $query_string; if ( '' == $trackback_url['port'] ) $trackback_url['port'] = 80; $fs = @fsockopen($trackback_url['host'], $trackback_url['port'], $errno, $errstr, 4); @fputs($fs, $http_request); /* $debug_file = 'trackback.log'; $fp = fopen($debug_file, 'a'); fwrite($fp, "\n*****\nRequest:\n\n$http_request\n\nResponse:\n\n"); while(!@feof($fs)) { fwrite($fp, @fgets($fs, 4096)); } fwrite($fp, "\n\n"); fclose($fp); */ @fclose($fs); $wpdb->query("UPDATE $wpdb->posts SET pinged = CONCAT(pinged, '\n', '$tb_url') WHERE ID = '$ID'"); $wpdb->query("UPDATE $wpdb->posts SET to_ping = REPLACE(to_ping, '$tb_url', '') WHERE ID = '$ID'"); return $result; } function make_url_footnote($content) { preg_match_all('/(.+?)<\/a>/', $content, $matches); $j = 0; for ($i=0; $i(.+?)<\/title>/is', $content, $matchtitle)) { $post_title = $matchtitle[0]; $post_title = preg_replace('//si', '', $post_title); $post_title = preg_replace('/<\/title>/si', '', $post_title); } else { $post_title = $post_default_title; } return $post_title; } function xmlrpc_getpostcategory($content) { global $post_default_category; if (preg_match('/<category>(.+?)<\/category>/is', $content, $matchcat)) { $post_category = trim($matchcat[1], ','); $post_category = explode(',', $post_category); } else { $post_category = $post_default_category; } return $post_category; } function xmlrpc_removepostdata($content) { $content = preg_replace('/<title>(.+?)<\/title>/si', '', $content); $content = preg_replace('/<category>(.+?)<\/category>/si', '', $content); $content = trim($content); return $content; } function debug_fopen($filename, $mode) { global $debug; if ($debug == 1) { $fp = fopen($filename, $mode); return $fp; } else { return false; } } function debug_fwrite($fp, $string) { global $debug; if ($debug == 1) { fwrite($fp, $string); } } function debug_fclose($fp) { global $debug; if ($debug == 1) { fclose($fp); } } function pingback($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, $content."\n"); // Step 2. // Walking thru the links array // first we get rid of links pointing to sites, not to specific files // Example: // http://dummy-weblog.org // http://dummy-weblog.org/ // http://dummy-weblog.org/post.php // We don't wanna ping first and second types, even if they have a valid <link/> foreach($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[] = $link_test; endif; endforeach; foreach ($post_links as $pagelinkedto){ debug_fwrite($log, "Processing -- $pagelinkedto\n"); $pingback_server_url = discover_pingback_server_uri($pagelinkedto, 2048); if ($pingback_server_url) { // Now, the RPC call debug_fwrite($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; $client->query('pingback.ping', array($pagelinkedfrom, $pagelinkedto)); if ( !$client->query('pingback.ping', array($pagelinkedfrom, $pagelinkedto) ) ) debug_fwrite($log, "Error.\n Fault code: ".$client->getErrorCode()." : ".$client->getErrorMessage()."\n"); else add_ping( $post_ID, $pagelinkedto ); } } debug_fwrite($log, "\nEND: ".time()."\n****************************\n"); debug_fclose($log); } function discover_pingback_server_uri($url, $timeout_bytes = 2048) { $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, $errstr, 3); if (!$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; } /* wp_set_comment_status: part of otaku42's comment moderation hack changes the status of a comment according to $comment_status. allowed values: hold : set comment_approve field to 0 approve: set comment_approve field to 1 delete : remove comment out of database returns true if change could be applied returns false on database error or invalid value for $comment_status */ function wp_set_comment_status($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 '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', $comment_id); return true; } else { return false; } } /* wp_get_comment_status part of otaku42's comment moderation hack gets the current status of a comment returned values: "approved" : comment has been approved "unapproved": comment has not been approved "deleted ": comment not found in database a (boolean) false signals an error */ function wp_get_comment_status($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 ($result == "0") { return "unapproved"; } else { return false; } } function wp_notify_postauthor($comment_id, $comment_type='comment') { global $wpdb; global $querystring_start, $querystring_equal, $querystring_separator; $comment = $wpdb->get_row("SELECT * FROM $wpdb->comments WHERE comment_ID='$comment_id' LIMIT 1"); $post = $wpdb->get_row("SELECT * FROM $wpdb->posts WHERE ID='$comment->comment_post_ID' LIMIT 1"); $user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE ID='$post->post_author' LIMIT 1"); if ('' == $user->user_email) return false; // If there's no email to send the comment to $comment_author_domain = gethostbyaddr($comment->comment_author_IP); $blogname = get_settings('blogname'); if ('comment' == $comment_type) { $notify_message = "New comment on your post #$comment->comment_post_ID \"".$post->post_title."\"\r\n\r\n"; $notify_message .= "Author : $comment->comment_author (IP: $comment->comment_author_IP , $comment_author_domain)\r\n"; $notify_message .= "E-mail : $comment->comment_author_email\r\n"; $notify_message .= "URI : $comment->comment_author_url\r\n"; $notify_message .= "Whois : http://ws.arin.net/cgi-bin/whois.pl?queryinput=$comment->comment_author_IP\r\n"; $notify_message .= "Comment:\r\n".$comment->comment_content."\r\n\r\n"; $notify_message .= "You can see all comments on this post here: \r\n"; $subject = '[' . $blogname . '] Comment: "' .$post->post_title.'"'; } elseif ('trackback' == $comment_type) { $notify_message = "New trackback on your post #$comment_post_ID \"".$post->post_title."\"\r\n\r\n"; $notify_message .= "Website: $comment->comment_author (IP: $comment->comment_author_IP , $comment_author_domain)\r\n"; $notify_message .= "URI : $comment->comment_author_url\r\n"; $notify_message .= "Excerpt: \n".$comment->comment_content."\r\n\r\n"; $notify_message .= "You can see all trackbacks on this post here: \r\n"; $subject = '[' . $blogname . '] Trackback: "' .$post->post_title.'"'; } elseif ('pingback' == $comment_type) { $notify_message = "New pingback on your post #$comment_post_ID \"".$post->post_title."\"\r\n\r\n"; $notify_message .= "Website: $comment->comment_author\r\n"; $notify_message .= "URI : $comment->comment_author_url\r\n"; $notify_message .= "Excerpt: \n[...] $original_context [...]\r\n\r\n"; $notify_message .= "You can see all pingbacks on this post here: \r\n"; $subject = '[' . $blogname . '] Pingback: "' .$post->post_title.'"'; } $notify_message .= get_permalink($comment->comment_post_ID) . '#comments'; if ('' == $comment->comment_author_email || '' == $comment->comment_author) { $from = "From: \"$blogname\" <wordpress@" . $_SERVER['SERVER_NAME'] . '>'; } else { $from = 'From: "' . $comment->comment_author . "\" <$comment->comment_author_email>"; } $message_headers = "MIME-Version: 1.0\r\n" . "$from\r\n" . "Content-Type: text/plain; charset=\"" . get_settings('blog_charset') . "\"\r\n"; @wp_mail($user->user_email, $subject, $notify_message, $message_headers); return true; } /* wp_notify_moderator notifies the moderator of the blog (usually the admin) about a new comment that waits for approval always returns true */ function wp_notify_moderator($comment_id) { global $wpdb; global $querystring_start, $querystring_equal, $querystring_separator; if( get_settings( "moderation_notify" ) == 0 ) return true; $comment = $wpdb->get_row("SELECT * FROM $wpdb->comments WHERE comment_ID='$comment_id' LIMIT 1"); $post = $wpdb->get_row("SELECT * FROM $wpdb->posts WHERE ID='$comment->comment_post_ID' LIMIT 1"); $user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE ID='$post->post_author' LIMIT 1"); $comment_author_domain = gethostbyaddr($comment->comment_author_IP); $comments_waiting = $wpdb->get_var("SELECT count(comment_ID) FROM $wpdb->comments WHERE comment_approved = '0'"); $notify_message = "A new comment on the post #$comment->comment_post_ID \"".$post->post_title."\" is waiting for your approval\r\n\r\n"; $notify_message .= "Author : $comment->comment_author (IP: $comment->comment_author_IP , $comment_author_domain)\r\n"; $notify_message .= "E-mail : $comment->comment_author_email\r\n"; $notify_message .= "URL : $comment->comment_author_url\r\n"; $notify_message .= "Whois : http://ws.arin.net/cgi-bin/whois.pl?queryinput=$comment->comment_author_IP\r\n"; $notify_message .= "Comment:\r\n".$comment->comment_content."\r\n\r\n"; $notify_message .= "To approve this comment, visit: " . get_settings('siteurl') . "/wp-admin/post.php?action=mailapprovecomment&p=".$comment->comment_post_ID."&comment=$comment_id\r\n"; $notify_message .= "To delete this comment, visit: " . get_settings('siteurl') . "/wp-admin/post.php?action=confirmdeletecomment&p=".$comment->comment_post_ID."&comment=$comment_id\r\n"; $notify_message .= "Currently $comments_waiting comments are waiting for approval. Please visit the moderation panel:\r\n"; $notify_message .= get_settings('siteurl') . "/wp-admin/moderation.php\r\n"; $subject = '[' . get_settings('blogname') . '] Please approve: "' .$post->post_title.'"'; $admin_email = get_settings("admin_email"); $from = "From: $admin_email"; $message_headers = "MIME-Version: 1.0\r\n" . "$from\r\n" . "Content-Type: text/plain; charset=\"" . get_settings('blog_charset') . "\"\r\n"; @wp_mail($admin_email, $subject, $notify_message, $message_headers); return true; } function start_wp($use_wp_query = false) { global $post, $id, $postdata, $authordata, $day, $preview, $page, $pages, $multipage, $more, $numpages, $wp_query; global $pagenow; if ($use_wp_query) { $post = $wp_query->next_post(); } else { $wp_query->next_post(); } if (!$preview) { $id = $post->ID; } else { $id = 0; $postdata = array ( 'ID' => 0, 'Author_ID' => $_GET['preview_userid'], 'Date' => $_GET['preview_date'], 'Content' => $_GET['preview_content'], 'Excerpt' => $_GET['preview_excerpt'], 'Title' => $_GET['preview_title'], 'Category' => $_GET['preview_category'], 'Notify' => 1 ); } $authordata = get_userdata($post->post_author); $day = mysql2date('d.m.y', $post->post_date); $currentmonth = mysql2date('m', $post->post_date); $numpages = 1; if (!$page) $page = 1; if (isset($p)) $more = 1; $content = $post->post_content; if (preg_match('/<!--nextpage-->/', $post->post_content)) { if ($page > 1) $more = 1; $multipage = 1; $content = $post->post_content; $content = str_replace("\n<!--nextpage-->\n", '<!--nextpage-->', $content); $content = str_replace("\n<!--nextpage-->", '<!--nextpage-->', $content); $content = str_replace("<!--nextpage-->\n", '<!--nextpage-->', $content); $pages = explode('<!--nextpage-->', $content); $numpages = count($pages); } else { $pages[0] = $post->post_content; $multipage = 0; } return true; } function is_new_day() { global $day, $previousday; if ($day != $previousday) { return(1); } else { return(0); } } // Filters: these are the core of WP's plugin architecture function apply_filters($tag, $string) { global $wp_filter; if (isset($wp_filter['all'])) { foreach ($wp_filter['all'] as $priority => $functions) { if (isset($wp_filter[$tag][$priority])) $wp_filter[$tag][$priority] = array_merge($wp_filter['all'][$priority], $wp_filter[$tag][$priority]); else $wp_filter[$tag][$priority] = array_merge($wp_filter['all'][$priority], array()); $wp_filter[$tag][$priority] = array_unique($wp_filter[$tag][$priority]); } } if (isset($wp_filter[$tag])) { ksort($wp_filter[$tag]); foreach ($wp_filter[$tag] as $priority => $functions) { if (!is_null($functions)) { foreach($functions as $function) { $string = call_user_func($function, $string); } } } } return $string; } function add_filter($tag, $function_to_add, $priority = 10) { global $wp_filter; // So the format is wp_filter['tag']['array of priorities']['array of functions'] if (!@in_array($function_to_add, $wp_filter[$tag]["$priority"])) { $wp_filter[$tag]["$priority"][] = $function_to_add; } return true; } function remove_filter($tag, $function_to_remove, $priority = 10) { global $wp_filter; if (@in_array($function_to_remove, $wp_filter[$tag]["$priority"])) { foreach ($wp_filter[$tag]["$priority"] as $function) { if ($function_to_remove != $function) { $new_function_list[] = $function; } } $wp_filter[$tag]["$priority"] = $new_function_list; } //die(var_dump($wp_filter)); return true; } // The *_action functions are just aliases for the *_filter functions, they take special strings instead of generic content function do_action($tag, $string) { return apply_filters($tag, $string); } function add_action($tag, $function_to_add, $priority = 10) { add_filter($tag, $function_to_add, $priority); } function remove_action($tag, $function_to_remove, $priority = 10) { remove_filter($tag, $function_to_remove, $priority); } function using_index_permalinks($permalink_structure = '') { if (empty($permalink_structure)) { $permalink_structure = get_settings('permalink_structure'); if (empty($permalink_structure)) { return false; } } // If the index is not in the permalink, we're using mod_rewrite. if (preg_match('#^/*index.php#', $permalink_structure)) { return true; } return false; } function preg_index($number, $matches = '') { $match_prefix = '$'; $match_suffix = ''; if (! empty($matches)) { $match_prefix = '$' . $matches . '['; $match_suffix = ']'; } return "$match_prefix$number$match_suffix"; } function page_permastruct() { $permalink_structure = get_settings('permalink_structure'); if (empty($permalink_structure)) { return ''; } $index = 'index.php'; $prefix = ''; if (using_index_permalinks()) { $prefix = $index . '/'; } return '/' . $prefix . 'site/%pagename%'; } function get_page_uri($page) { global $wpdb; $page = $wpdb->get_row("SELECT post_name, post_parent FROM $wpdb->posts WHERE ID = '$page'"); $uri = $page->post_name; while ($page->post_parent != 0) { $page = $wpdb->get_row("SELECT post_name, post_parent FROM $wpdb->posts WHERE ID = '$page->post_parent'"); $uri = $page->post_name . "/" . $uri; } return $uri; } function page_rewrite_rules() { $uris = get_settings('page_uris'); $rewrite_rules = array(); if( is_array( $uris ) ) { foreach ($uris as $uri => $pagename) { $rewrite_rules += array($uri . '/?$' => "index.php?pagename=$pagename"); } } return $rewrite_rules; } function generate_rewrite_rules($permalink_structure = '', $matches = '') { $rewritecode = array( '%year%', '%monthnum%', '%day%', '%hour%', '%minute%', '%second%', '%postname%', '%post_id%', '%category%', '%author%', '%pagename%', '%search%' ); $rewritereplace = array( '([0-9]{4})', '([0-9]{1,2})', '([0-9]{1,2})', '([0-9]{1,2})', '([0-9]{1,2})', '([0-9]{1,2})', '([^/]+)', '([0-9]+)', '(.+?)', '([^/]+)', '([^/]+)', '(.+)' ); $queryreplace = array ( 'year=', 'monthnum=', 'day=', 'hour=', 'minute=', 'second=', 'name=', 'p=', 'category_name=', 'author_name=', 'pagename=', 's=' ); $feedregex = '(feed|rdf|rss|rss2|atom)/?$'; $trackbackregex = 'trackback/?$'; $pageregex = 'page/?([0-9]{1,})/?$'; $front = substr($permalink_structure, 0, strpos($permalink_structure, '%')); preg_match_all('/%.+?%/', $permalink_structure, $tokens); $num_tokens = count($tokens[0]); $index = 'index.php'; $feedindex = $index; $trackbackindex = $index; for ($i = 0; $i < $num_tokens; ++$i) { if (0 < $i) { $queries[$i] = $queries[$i - 1] . '&'; } $query_token = str_replace($rewritecode, $queryreplace, $tokens[0][$i]) . preg_index($i+1, $matches); $queries[$i] .= $query_token; } $structure = $permalink_structure; if ($front != '/') { $structure = str_replace($front, '', $structure); } $structure = trim($structure, '/'); $dirs = explode('/', $structure); $num_dirs = count($dirs); $front = preg_replace('|^/+|', '', $front); $post_rewrite = array(); $struct = $front; for ($j = 0; $j < $num_dirs; ++$j) { $struct .= $dirs[$j] . '/'; $match = str_replace($rewritecode, $rewritereplace, $struct); $num_toks = preg_match_all('/%.+?%/', $struct, $toks); $query = $queries[$num_toks - 1]; $pagematch = $match . $pageregex; $pagequery = $index . '?' . $query . '&paged=' . preg_index($num_toks + 1, $matches); $feedmatch = $match . $feedregex; $feedquery = $feedindex . '?' . $query . '&feed=' . preg_index($num_toks + 1, $matches); $post = 0; if (strstr($struct, '%postname%') || strstr($struct, '%post_id%') || (strstr($struct, '%year%') && strstr($struct, '%monthnum%') && strstr($struct, '%day%') && strstr($struct, '%hour%') && strstr($struct, '%minute') && strstr($struct, '%second%'))) { $post = 1; $trackbackmatch = $match . $trackbackregex; $trackbackquery = $trackbackindex . '?' . $query . '&tb=1'; $match = $match . '?([0-9]+)?/?$'; $query = $index . '?' . $query . '&page=' . preg_index($num_toks + 1, $matches); } else { $match .= '?$'; $query = $index . '?' . $query; } $post_rewrite = array($feedmatch => $feedquery, $pagematch => $pagequery, $match => $query) + $post_rewrite; if ($post) { $post_rewrite = array($trackbackmatch => $trackbackquery) + $post_rewrite; } } return $post_rewrite; } /* rewrite_rules * Construct rewrite matches and queries from permalink structure. * matches - The name of the match array to use in the query strings. * If empty, $1, $2, $3, etc. are used. * Returns an associate array of matches and queries. */ function rewrite_rules($matches = '', $permalink_structure = '') { $rewrite = array(); if (empty($permalink_structure)) { $permalink_structure = get_settings('permalink_structure'); if (empty($permalink_structure)) { return $rewrite; } } $post_rewrite = generate_rewrite_rules($permalink_structure, $matches); $feedregex = '(feed|rdf|rss|rss2|atom)/?$'; $pageregex = 'page/?([0-9]{1,})/?$'; $front = substr($permalink_structure, 0, strpos($permalink_structure, '%')); $index = 'index.php'; $prefix = ''; if (using_index_permalinks($permalink_structure)) { $prefix = $index . '/'; } // If the permalink does not have year, month, and day, we need to create a // separate archive rule. $doarchive = false; if (! (strstr($permalink_structure, '%year%') && strstr($permalink_structure, '%monthnum%') && strstr($permalink_structure, '%day%')) || preg_match('/%category%.*(%year%|%monthnum%|%day%)/', $permalink_structure)) { $doarchive = true; $archive_structure = $front . '%year%/%monthnum%/%day%/'; $archive_rewrite = generate_rewrite_rules($archive_structure, $matches); } // Site feed $sitefeedmatch = $prefix . 'feed/?([_0-9a-z-]+)?/?$'; $sitefeedquery = 'index.php?feed=_' . preg_index(1, $matches); // Site comment feed $sitecommentfeedmatch = $prefix . 'comments/feed/?([_0-9a-z-]+)?/?$'; $sitecommentfeedquery = 'index.php?feed=_' . preg_index(1, $matches) . '&withcomments=1'; // Site page $sitepagematch = $prefix . $pageregex; $sitepagequery = 'index.php?paged=' . preg_index(1, $matches); $site_rewrite = array( $sitefeedmatch => $sitefeedquery, $sitecommentfeedmatch => $sitecommentfeedquery, $sitepagematch => $sitepagequery, ); // Search $search_structure = $prefix . "search/%search%"; $search_rewrite = generate_rewrite_rules($search_structure, $matches); // Categories if ( '' == get_settings('category_base') ) $category_structure = $front . 'category/'; else $category_structure = get_settings('category_base') . '/'; $category_structure = $category_structure . '%category%'; $category_rewrite = generate_rewrite_rules($category_structure, $matches); // Authors $author_structure = $front . 'author/%author%'; $author_rewrite = generate_rewrite_rules($author_structure, $matches); // Site static pages $page_structure = $prefix . 'site/%pagename%'; $page_rewrite = generate_rewrite_rules($page_structure, $matches); // Pages $pages_rewrite = page_rewrite_rules(); // Put them together. $rewrite = $pages_rewrite + $site_rewrite + $page_rewrite + $search_rewrite + $category_rewrite + $author_rewrite; // Add on archive rewrite rules if needed. if ($doarchive) { $rewrite = $rewrite + $archive_rewrite; } $rewrite = $rewrite + $post_rewrite; $rewrite = apply_filters('rewrite_rules_array', $rewrite); return $rewrite; } function mod_rewrite_rules ($permalink_structure) { $site_root = str_replace('http://', '', trim(get_settings('siteurl'))); $site_root = preg_replace('|([^/]*)(.*)|i', '$2', $site_root); if ('/' != substr($site_root, -1)) $site_root = $site_root . '/'; $home_root = str_replace('http://', '', trim(get_settings('home'))); $home_root = preg_replace('|([^/]*)(.*)|i', '$2', $home_root); if ('/' != substr($home_root, -1)) $home_root = $home_root . '/'; $rules = "<IfModule mod_rewrite.c>\n"; $rules .= "RewriteEngine On\n"; $rules .= "RewriteBase $home_root\n"; $rewrite = rewrite_rules('', $permalink_structure); foreach ($rewrite as $match => $query) { // Apache 1.3 does not support the reluctant (non-greedy) modifier. $match = str_replace('.+?', '.+', $match); // If the match is unanchored and greedy, prepend rewrite conditions // to avoid infinite redirects and eclipsing of real files. if ($match == '(.+)/?$') { $rules .= "RewriteCond %{REQUEST_FILENAME} !-f\n" . "RewriteCond %{REQUEST_FILENAME} !-d\n"; } if (strstr($query, 'index.php')) { $rules .= 'RewriteRule ^' . $match . ' ' . $home_root . $query . " [QSA,L]\n"; } else { $rules .= 'RewriteRule ^' . $match . ' ' . $site_root . $query . " [QSA,L]\n"; } } $rules .= "</IfModule>\n"; $rules = apply_filters('rewrite_rules', $rules); return $rules; } function get_posts($args) { global $wpdb; parse_str($args, $r); if (!isset($r['numberposts'])) $r['numberposts'] = 5; if (!isset($r['offset'])) $r['offset'] = 0; // The following not implemented yet if (!isset($r['category'])) $r['category'] = ''; if (!isset($r['orderby'])) $r['orderby'] = ''; if (!isset($r['order'])) $r['order'] = ''; $now = current_time('mysql'); $posts = $wpdb->get_results("SELECT DISTINCT * FROM $wpdb->posts WHERE post_date <= '$now' AND (post_status = 'publish') GROUP BY $wpdb->posts.ID ORDER BY post_date DESC LIMIT " . $r['offset'] . ',' . $r['numberposts']); update_post_caches($posts); return $posts; } function check_comment($author, $email, $url, $comment, $user_ip) { 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 // Comment whitelisting: if ( 1 == get_settings('comment_whitelist')) { $ok_to_comment = $wpdb->get_var("SELECT comment_approved FROM $wpdb->comments WHERE comment_author_email = '$email' and comment_approved = '1' "); if ( 1 == $ok_to_comment && false === strpos( $email, get_settings('moderation_keys')) ) return true; return false; } $mod_keys = trim( get_settings('moderation_keys') ); if ('' == $mod_keys ) return true; // If moderation keys are empty $words = explode("\n", $mod_keys ); foreach ($words as $word) { $word = trim($word); // Skip empty lines if (empty($word)) { continue; } $pattern = "#$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, $useg_agent) ) return false; } return true; } function query_posts($query) { global $wp_query; return $wp_query->query($query); } function update_post_caches($posts) { global $category_cache, $comment_count_cache, $post_meta_cache; global $wpdb; // No point in doing all this work if we didn't match any posts. if (! $posts) { return; } // Get the categories for all the posts foreach ($posts as $post) { $post_id_list[] = $post->ID; } $post_id_list = implode(',', $post_id_list); $dogs = $wpdb->get_results("SELECT DISTINCT ID, category_id, cat_name, category_nicename, category_description, category_parent FROM $wpdb->categories, $wpdb->post2cat, $wpdb->posts WHERE category_id = cat_ID AND post_id = ID AND post_id IN ($post_id_list)"); if (!empty($dogs)) { foreach ($dogs as $catt) { $category_cache[$catt->ID][] = $catt; } } // Do the same for comment numbers $comment_counts = $wpdb->get_results("SELECT ID, COUNT( comment_ID ) AS ccount FROM $wpdb->posts LEFT JOIN $wpdb->comments ON ( comment_post_ID = ID AND comment_approved = '1') WHERE post_status = 'publish' AND ID IN ($post_id_list) GROUP BY ID"); if ($comment_counts) { foreach ($comment_counts as $comment_count) { $comment_count_cache["$comment_count->ID"] = $comment_count->ccount; } } // Get post-meta info if ( $meta_list = $wpdb->get_results("SELECT post_id, meta_key, meta_value FROM $wpdb->postmeta WHERE post_id IN($post_id_list) ORDER BY post_id, meta_key", ARRAY_A) ) { // Change from flat structure to hierarchical: $post_meta_cache = array(); foreach ($meta_list as $metarow) { $mpid = $metarow['post_id']; $mkey = $metarow['meta_key']; $mval = $metarow['meta_value']; // Force subkeys to be array type: if (!isset($post_meta_cache[$mpid]) || !is_array($post_meta_cache[$mpid])) $post_meta_cache[$mpid] = array(); if (!isset($post_meta_cache[$mpid]["$mkey"]) || !is_array($post_meta_cache[$mpid]["$mkey"])) $post_meta_cache[$mpid]["$mkey"] = array(); // Add a value to the current pid/key: $post_meta_cache[$mpid][$mkey][] = $mval; } } } function update_category_cache() { global $cache_categories, $wpdb; $dogs = $wpdb->get_results("SELECT * FROM $wpdb->categories"); foreach ($dogs as $catt) { $cache_categories[$catt->cat_ID] = $catt; } } function update_user_cache() { global $cache_userdata, $wpdb; if ( $users = $wpdb->get_results("SELECT * FROM $wpdb->users WHERE user_level > 0") ) : foreach ($users as $user) : $cache_userdata[$user->ID] = $user; endforeach; return true; else: return false; endif; } function wp_head() { do_action('wp_head', ''); } function is_single ($post = '') { global $wp_query; if (! $wp_query->is_single) { return false; } if (empty($post)) { return true; } $post_obj = $wp_query->get_queried_object(); if ($post == $post_obj->ID) { return true; } else if ($post == $post_obj->post_title) { return true; } else if ($post == $post_obj->post_name) { return true; } return false; } function is_page ($page = '') { global $wp_query; if (! $wp_query->is_page) { return false; } if (empty($page)) { return true; } $page_obj = $wp_query->get_queried_object(); if ($page == $page_obj->ID) { return true; } else if ($page == $page_obj->post_title) { return true; } else if ($page == $page_obj->post_name) { return true; } return false; } function is_archive () { global $wp_query; return $wp_query->is_archive; } function is_date () { global $wp_query; return $wp_query->is_date; } function is_year () { global $wp_query; return $wp_query->is_year; } function is_month () { global $wp_query; return $wp_query->is_month; } function is_day () { global $wp_query; return $wp_query->is_day; } function is_time () { global $wp_query; return $wp_query->is_time; } function is_author ($author = '') { global $wp_query; if (! $wp_query->is_author) { return false; } if (empty($author)) { return true; } $author_obj = $wp_query->get_queried_object(); if ($author == $author_obj->ID) { return true; } else if ($author == $author_obj->user_nickname) { return true; } else if ($author == $author_obj->user_nicename) { return true; } return false; } function is_category ($category = '') { global $wp_query; if (! $wp_query->is_category) { return false; } if (empty($category)) { return true; } $cat_obj = $wp_query->get_queried_object(); if ($category == $cat_obj->cat_ID) { return true; } else if ($category == $cat_obj->cat_name) { return true; } else if ($category == $cat_obj->category_nicename) { return true; } return false; } function is_search () { global $wp_query; return $wp_query->is_search; } function is_feed () { global $wp_query; return $wp_query->is_feed; } function is_home () { global $wp_query; return $wp_query->is_home; } function is_404 () { global $wp_query; return $wp_query->is_404; } function get_query_var($var) { global $wp_query; return $wp_query->get($var); } function have_posts() { global $wp_query; return $wp_query->have_posts(); } function the_post() { start_wp(true); } function get_stylesheet() { return apply_filters('stylesheet', get_settings('stylesheet')); } function get_template() { return apply_filters('template', get_settings('template')); } function get_template_directory() { $template = get_template(); if (empty($template) || $template == 'default') { $template = ABSPATH . "wp-content"; } else { $template = ABSPATH . "wp-content/themes/$template"; } return $template; } function get_theme_data($theme_file) { $theme_data = implode('', file($theme_file)); preg_match("|Theme Name:(.*)|i", $theme_data, $theme_name); preg_match("|Theme URI:(.*)|i", $theme_data, $theme_uri); preg_match("|Description:(.*)|i", $theme_data, $description); preg_match("|Author:(.*)|i", $theme_data, $author_name); preg_match("|Author URI:(.*)|i", $theme_data, $author_uri); preg_match("|Template:(.*)|i", $theme_data, $template); if ( preg_match("|Version:(.*)|i", $theme_data, $version) ) $version = $version[1]; else $version =''; $description = wptexturize($description[1]); $name = $theme_name[1]; $name = trim($name); $theme = $name; if ('' != $theme_uri[1] && '' != $name) { $theme = __("<a href='{$theme_uri[1]}' title='Visit theme homepage'>{$theme}</a>"); } if ('' == $author_uri[1]) { $author = $author_name[1]; } else { $author = __("<a href='{$author_uri[1]}' title='Visit author homepage'>{$author_name[1]}</a>"); } return array('Name' => $name, 'Title' => $theme, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template[1]); } function get_themes() { global $wp_themes; if (isset($wp_themes)) { return $wp_themes; } $themes = array(); $theme_loc = 'wp-content/themes'; $theme_root = ABSPATH . $theme_loc; // Files in wp-content/themes directory $themes_dir = @ dir($theme_root); if ($themes_dir) { while(($theme_dir = $themes_dir->read()) !== false) { if (is_dir($theme_root . '/' . $theme_dir)) { $stylish_dir = @ dir($theme_root . '/' . $theme_dir); while(($theme_file = $stylish_dir->read()) !== false) { if ( $theme_file == 'style.css' ) { $theme_files[] = $theme_dir . '/' . $theme_file; } } } } } $default_files = array(get_settings('blogfilename'), 'wp-comments.php', 'wp-comments-popup.php', 'wp-comments-post.php', 'wp-footer.php', 'wp-header.php', 'wp-sidebar.php', 'footer.php', 'header.php', 'sidebar.php'); // Get the files for the default template. $default_template_files = array(); { $dirs = array('', 'wp-content'); foreach ($dirs as $dir) { $template_dir = @ dir(ABSPATH . $dir); while(($file = $template_dir->read()) !== false) { if ( !preg_match('|^\.+$|', $file) && in_array($file, $default_files)) $default_template_files[] = trim("$dir/$file", '/'); } } } // Get the files for the default stylesheet. $default_stylesheet_files = array(); { $stylesheet_dir = @ dir(ABSPATH); while(($file = $stylesheet_dir->read()) !== false) { if ( !preg_match('|^\.+$|', $file) && preg_match('|\.css$|', $file)) $default_stylesheet_files[] = "$file"; } } // The default theme always exists. $themes['Default'] = array('Name' => 'Default', 'Title' => 'WordPress Default', 'Description' => 'The default theme included with WordPress.', 'Author' => 'Dave Shea', 'Version' => '1.3', 'Template' => 'default', 'Stylesheet' => 'default', 'Template Files' => $default_template_files, 'Stylesheet Files' => $default_stylesheet_files, 'Template Dir' => '/', 'Stylesheet Dir' => '/', 'Parent Theme' => ''); if (!$themes_dir || !$theme_files) { return $themes; } sort($theme_files); foreach($theme_files as $theme_file) { $theme_data = get_theme_data("$theme_root/$theme_file"); $name = $theme_data['Name']; $title = $theme_data['Title']; $description = wptexturize($theme_data['Description']); $version = $theme_data['Version']; $author = $theme_data['Author']; $template = $theme_data['Template']; $stylesheet = dirname($theme_file); if (empty($template)) { if (file_exists(dirname("$theme_root/$theme_file/index.php"))) { $template = dirname($theme_file); } else { continue; } } $template = trim($template); if (($template != 'default') && (! file_exists("$theme_root/$template/index.php"))) { continue; } if (empty($name)) { $name = dirname($theme_file); $title = $name; } $stylesheet_files = array(); if ($stylesheet != 'default') { $stylesheet_dir = @ dir("$theme_root/$stylesheet"); if ($stylesheet_dir) { while(($file = $stylesheet_dir->read()) !== false) { if ( !preg_match('|^\.+$|', $file) && preg_match('|\.css$|', $file) ) $stylesheet_files[] = "$theme_loc/$stylesheet/$file"; } } } else { $stylesheet_files = $default_stylesheet_files; } $template_files = array(); if ($template != 'default') { $template_dir = @ dir("$theme_root/$template"); if ($template_dir) { while(($file = $template_dir->read()) !== false) { if ( !preg_match('|^\.+$|', $file) && preg_match('|\.php$|', $file) ) $template_files[] = "$theme_loc/$template/$file"; } } } else { $template_files = $default_template_files; } $template_dir = dirname($template_files[0]); $stylesheet_dir = dirname($stylesheet_files[0]); if (empty($template_dir)) $template_dir = '/'; if (empty($stylesheet_dir)) $stylesheet_dir = '/'; $themes[$name] = array('Name' => $name, 'Title' => $title, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template, 'Stylesheet' => $stylesheet, 'Template Files' => $template_files, 'Stylesheet Files' => $stylesheet_files, 'Template Dir' => $template_dir, 'Stylesheet Dir' => $stylesheet_dir); } // Resolve theme dependencies. $theme_names = array_keys($themes); foreach ($theme_names as $theme_name) { $themes[$theme_name]['Parent Theme'] = ''; if ($themes[$theme_name]['Stylesheet'] != $themes[$theme_name]['Template']) { foreach ($theme_names as $parent_theme_name) { if (($themes[$parent_theme_name]['Stylesheet'] == $themes[$parent_theme_name]['Template']) && ($themes[$parent_theme_name]['Template'] == $themes[$theme_name]['Template'])) { $themes[$theme_name]['Parent Theme'] = $themes[$parent_theme_name]['Name']; break; } } } } $wp_themes = $themes; return $themes; } function get_theme($theme) { $themes = get_themes(); if (array_key_exists($theme, $themes)) { return $themes[$theme]; } return NULL; } function get_current_theme() { $themes = get_themes(); $theme_names = array_keys($themes); $current_template = get_settings('template'); $current_stylesheet = get_settings('stylesheet'); $current_theme = 'Default'; if ($themes) { foreach ($theme_names as $theme_name) { if ($themes[$theme_name]['Stylesheet'] == $current_stylesheet && $themes[$theme_name]['Template'] == $current_template) { $current_theme = $themes[$theme_name]['Name']; } } } return $current_theme; } function get_page_template() { global $wp_query; $id = $wp_query->post->ID; $template_dir = get_template_directory(); $default = "$template_dir/page.php"; $template = get_post_meta($id, '_wp_page_template', true); if (empty($template) || ($template == 'default')) { return $default; } if (file_exists("$template_dir/$template")) { return "$template_dir/$template"; } return $default; } // Borrowed from the PHP Manual user notes. Convert entities, while // preserving already-encoded entities: function htmlentities2($myHTML) { $translation_table=get_html_translation_table (HTML_ENTITIES,ENT_QUOTES); $translation_table[chr(38)] = '&'; return preg_replace("/&(?![A-Za-z]{0,4}\w{2,3};|#[0-9]{2,3};)/","&" , strtr($myHTML, $translation_table)); } function wp_mail($to, $subject, $message, $headers = '', $more = '') { if( $headers == '' ) { $headers = "MIME-Version: 1.0\r\n" . "From: " . $to . " <" . $to . ">\r\n" . "Content-Type: text/plain; charset=\"" . get_settings('blog_charset') . "\"\r\n"; } if ( function_exists('mb_send_mail') ) return mb_send_mail($to, $subject, $message, $headers, $more); else return mail($to, $subject, $message, $headers, $more); } function wp_login($username, $password, $already_md5 = false) { global $wpdb, $error; if ( !$username ) return false; if ( !$password ) { $error = __('<strong>Error</strong>: The password field is empty.'); return false; } $login = $wpdb->get_row("SELECT ID, user_login, user_pass FROM $wpdb->users WHERE user_login = '$username'"); if (!$login) { $error = __('<strong>Error</strong>: Wrong login.'); return false; } else { // If the password is already_md5, it has been double hashed. // Otherwise, it is plain text. if ( ($already_md5 && $login->user_login == $username && md5($login->user_pass) == $password) || ($login->user_login == $username && $login->user_pass == md5($password)) ) { return true; } else { $error = __('<strong>Error</strong>: Incorrect password.'); $pwd = ''; return false; } } } ?>