escape($_COOKIE[USER_COOKIE]); return $wpdb->get_var("SELECT $field FROM $wpdb->users WHERE user_login = '$user'"); } function mysql2date($dateformatstring, $mysqlstring, $translate = true) { global $wp_locale; $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( 'U' == $dateformatstring ) return $i; if ( -1 == $i || false == $i ) $i = 0; if ( !empty($wp_locale->month) && !empty($wp_locale->weekday) && $translate ) { $datemonth = $wp_locale->get_month(date('m', $i)); $datemonth_abbrev = $wp_locale->get_month_abbrev($datemonth); $dateweekday = $wp_locale->get_weekday(date('w', $i)); $dateweekday_abbrev = $wp_locale->get_weekday_abbrev($dateweekday); $datemeridiem = $wp_locale->get_meridiem(date('a', $i)); $datemeridiem_capital = $wp_locale->get_meridiem(date('A', $i)); $dateformatstring = ' '.$dateformatstring; $dateformatstring = preg_replace("/([^\\\])D/", "\${1}".backslashit($dateweekday_abbrev), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])F/", "\${1}".backslashit($datemonth), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])l/", "\${1}".backslashit($dateweekday), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])M/", "\${1}".backslashit($datemonth_abbrev), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])a/", "\${1}".backslashit($datemeridiem), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])A/", "\${1}".backslashit($datemeridiem_capital), $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 $wp_locale; $i = $unixtimestamp; if ( (!empty($wp_locale->month)) && (!empty($wp_locale->weekday)) ) { $datemonth = $wp_locale->get_month(date('m', $i)); $datemonth_abbrev = $wp_locale->get_month_abbrev($datemonth); $dateweekday = $wp_locale->get_weekday(date('w', $i)); $dateweekday_abbrev = $wp_locale->get_weekday_abbrev($dateweekday); $datemeridiem = $wp_locale->get_meridiem(date('a', $i)); $datemeridiem_capital = $wp_locale->get_meridiem(date('A', $i)); $dateformatstring = ' '.$dateformatstring; $dateformatstring = preg_replace("/([^\\\])D/", "\${1}".backslashit($dateweekday_abbrev), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])F/", "\${1}".backslashit($datemonth), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])l/", "\${1}".backslashit($dateweekday), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])M/", "\${1}".backslashit($datemonth_abbrev), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])a/", "\${1}".backslashit($datemeridiem), $dateformatstring); $dateformatstring = preg_replace("/([^\\\])A/", "\${1}".backslashit($datemeridiem_capital), $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; if ( $weekday < get_settings('start_of_week') ) $weekday = 7 - (get_settings('start_of_week') - $weekday); while ($weekday > get_settings('start_of_week')) { $weekday = date('w',$day); if ( $weekday < get_settings('start_of_week') ) $weekday = 7 - (get_settings('start_of_week') - $weekday); $day = $day - 86400; $i = 0; } $week['start'] = $day + 86400 - $i; // $week['end'] = $day - $i + 691199; $week['end'] = $week['start'] + 604799; return $week; } function get_lastpostdate($timezone = 'server') { global $cache_lastpostdate, $pagenow, $wpdb; $add_seconds_blog = get_settings('gmt_offset') * 3600; $add_seconds_server = date('Z'); if ( !isset($cache_lastpostdate[$timezone]) ) { switch(strtolower($timezone)) { case 'gmt': $lastpostdate = $wpdb->get_var("SELECT post_date_gmt FROM $wpdb->posts WHERE 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_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_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; $add_seconds_server = date('Z'); if ( !isset($cache_lastpostmodified[$timezone]) ) { switch(strtolower($timezone)) { case 'gmt': $lastpostmodified = $wpdb->get_var("SELECT post_modified_gmt FROM $wpdb->posts WHERE 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_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_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 $lastpostmodified; } function user_pass_ok($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) == $userdata->user_pass); } function get_usernumposts($userid) { global $wpdb; return $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->posts WHERE post_author = '$userid' AND post_type = 'post' AND post_status = 'publish'"); } function maybe_unserialize($original) { if ( false !== $gm = @ unserialize($original) ) return $gm; else return $original; } /* Options functions */ function get_settings($setting) { global $wpdb; $value = wp_cache_get($setting, 'options'); if ( false === $value ) { if ( defined('WP_INSTALLING') ) $wpdb->hide_errors(); $row = $wpdb->get_row("SELECT option_value FROM $wpdb->options WHERE option_name = '$setting' LIMIT 1"); if ( defined('WP_INSTALLING') ) $wpdb->show_errors(); if( is_object( $row) ) { // Has to be get_row instead of get_var because of funkiness with 0, false, null values $value = $row->option_value; wp_cache_set($setting, $value, 'options'); } else { return false; } } // If home is not set use siteurl. if ( 'home' == $setting && '' == $value ) return get_settings('siteurl'); if ( 'siteurl' == $setting || 'home' == $setting || 'category_base' == $setting ) $value = preg_replace('|/+$|', '', $value); return apply_filters( 'option_' . $setting, maybe_unserialize($value) ); } function get_option($option) { return get_settings($option); } function get_user_option( $option, $user = 0 ) { global $wpdb; if ( empty($user) ) $user = wp_get_current_user(); else $user = get_userdata($user); if ( isset( $user->{$wpdb->prefix . $option} ) ) // Blog specific return $user->{$wpdb->prefix . $option}; elseif ( isset( $user->{$option} ) ) // User specific and cross-blog return $user->{$option}; else // Blog global return get_option( $option ); } function form_option($option) { echo htmlspecialchars( get_option($option), ENT_QUOTES ); } 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'") ) { $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); $value = maybe_unserialize($option->option_value); $all_options->{$option->option_name} = apply_filters('pre_option_' . $option->option_name, $value); } return apply_filters('all_options', $all_options); } function update_option($option_name, $newvalue) { global $wpdb; if ( is_string($newvalue) ) $newvalue = trim($newvalue); // If the new and old values are the same, no need to update. $oldvalue = get_option($option_name); if ( $newvalue == $oldvalue ) { return false; } if ( false === $oldvalue ) { add_option($option_name, $newvalue); return true; } $_newvalue = $newvalue; if ( is_array($newvalue) || is_object($newvalue) ) $newvalue = serialize($newvalue); wp_cache_set($option_name, $newvalue, 'options'); $newvalue = $wpdb->escape($newvalue); $option_name = $wpdb->escape($option_name); $wpdb->query("UPDATE $wpdb->options SET option_value = '$newvalue' WHERE option_name = '$option_name'"); if ( $wpdb->rows_affected == 1 ) { do_action("update_option_{$option_name}", array('old'=>$oldvalue, 'new'=>$_newvalue)); return true; } return false; } function update_user_option( $user_id, $option_name, $newvalue, $global = false ) { global $wpdb; if ( !$global ) $option_name = $wpdb->prefix . $option_name; return update_usermeta( $user_id, $option_name, $newvalue ); } // thx Alex Stapleton, http://alex.vort-x.net/blog/ function add_option($name, $value = '', $description = '', $autoload = 'yes') { global $wpdb; // Make sure the option doesn't already exist if ( false !== get_option($name) ) return; if ( is_array($value) || is_object($value) ) $value = serialize($value); wp_cache_set($name, $value, 'options'); $name = $wpdb->escape($name); $value = $wpdb->escape($value); $description = $wpdb->escape($description); $wpdb->query("INSERT INTO $wpdb->options (option_name, option_value, option_description, autoload) VALUES ('$name', '$value', '$description', '$autoload')"); return; } function delete_option($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'"); wp_cache_delete($name, 'options'); return true; } function add_post_meta($post_id, $key, $value, $unique = false) { global $wpdb, $post_meta_cache; if ( $unique ) { if ( $wpdb->get_var("SELECT meta_key FROM $wpdb->postmeta WHERE meta_key = '$key' AND post_id = '$post_id'") ) { return false; } } $original = $value; if ( is_array($value) || is_object($value) ) $value = $wpdb->escape(serialize($value)); $wpdb->query("INSERT INTO $wpdb->postmeta (post_id,meta_key,meta_value) VALUES ('$post_id','$key','$value')"); $post_meta_cache['$post_id'][$key][] = $original; return true; } function delete_post_meta($post_id, $key, $value = '') { global $wpdb, $post_meta_cache; if ( empty($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 = '$key'"); unset($post_meta_cache['$post_id'][$key]); } else { $wpdb->query("DELETE FROM $wpdb->postmeta WHERE post_id = '$post_id' AND meta_key = '$key' AND meta_value = '$value'"); $cache_key = $post_meta_cache['$post_id'][$key]; if ($cache_key) foreach ( $cache_key as $index => $data ) if ( $data == $value ) unset($post_meta_cache['$post_id'][$key][$index]); } unset($post_meta_cache['$post_id'][$key]); 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 maybe_unserialize( $post_meta_cache[$post_id][$key][0] ); } else { return maybe_unserialize( $post_meta_cache[$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 = maybe_unserialize( $values[0] ); } else { return ''; } } else { $return = $values; } return maybe_unserialize($return); } function update_post_meta($post_id, $key, $value, $prev_value = '') { global $wpdb, $post_meta_cache; $original_value = $value; if ( is_array($value) || is_object($value) ) $value = $wpdb->escape(serialize($value)); $original_prev = $prev_value; if ( is_array($prev_value) || is_object($prev_value) ) $prev_value = $wpdb->escape(serialize($prev_value)); 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'"); $cache_key = $post_meta_cache['$post_id'][$key]; if ( !empty($cache_key) ) foreach ($cache_key as $index => $data) $post_meta_cache['$post_id'][$key][$index] = $original_value; } else { $wpdb->query("UPDATE $wpdb->postmeta SET meta_value = '$value' WHERE meta_key = '$key' AND post_id = '$post_id' AND meta_value = '$prev_value'"); $cache_key = $post_meta_cache['$post_id'][$key]; if ( !empty($cache_key) ) foreach ($cache_key as $index => $data) if ( $data == $original_prev ) $post_meta_cache['$post_id'][$key][$index] = $original_value; } return true; } // Retrieves post data given a post ID or post object. // Handles post caching. function &get_post(&$post, $output = OBJECT) { global $post_cache, $wpdb; if ( empty($post) ) { if ( isset($GLOBALS['post']) ) $_post = & $GLOBALS['post']; else $_post = null; } elseif ( is_object($post) ) { if ( 'page' == $post->post_type ) return get_page($post, $output); if ( !isset($post_cache[$post->ID]) ) $post_cache[$post->ID] = &$post; $_post = & $post_cache[$post->ID]; } else { if ( $_post = wp_cache_get($post, 'pages') ) return get_page($_post, $output); elseif ( isset($post_cache[$post]) ) $_post = & $post_cache[$post]; else { $query = "SELECT * FROM $wpdb->posts WHERE ID = '$post' LIMIT 1"; $_post = & $wpdb->get_row($query); if ( 'page' == $_post->post_type ) return get_page($_post, $output); $post_cache[$post] = & $_post; } } if ( defined(WP_IMPORTING) ) unset($post_cache); if ( $output == OBJECT ) { return $_post; } elseif ( $output == ARRAY_A ) { return get_object_vars($_post); } elseif ( $output == ARRAY_N ) { return array_values(get_object_vars($_post)); } else { return $_post; } } function &get_children($post = 0, $output = OBJECT) { global $post_cache, $wpdb; if ( empty($post) ) { if ( isset($GLOBALS['post']) ) $post_parent = & $GLOBALS['post']->post_parent; else return false; } elseif ( is_object($post) ) { $post_parent = $post->post_parent; } else { $post_parent = $post; } $post_parent = (int) $post_parent; $query = "SELECT * FROM $wpdb->posts WHERE post_parent = $post_parent"; $children = $wpdb->get_results($query); if ( $children ) { foreach ( $children as $key => $child ) { $post_cache[$child->ID] =& $children[$key]; $kids[$child->ID] =& $children[$key]; } } else { return false; } if ( $output == OBJECT ) { return $kids; } elseif ( $output == ARRAY_A ) { foreach ( $kids as $kid ) $weeuns[$kid->ID] = get_object_vars($kids[$kid->ID]); return $weeuns; } elseif ( $output == ARRAY_N ) { foreach ( $kids as $kid ) $babes[$kid->ID] = array_values(get_object_vars($kids[$kid->ID])); return $babes; } else { return $kids; } } function get_page_by_path($page_path, $output = OBJECT) { global $wpdb; $page_path = rawurlencode(urldecode($page_path)); $page_path = str_replace('%2F', '/', $page_path); $page_path = str_replace('%20', ' ', $page_path); $page_paths = '/' . trim($page_path, '/'); $leaf_path = sanitize_title(basename($page_paths)); $page_paths = explode('/', $page_paths); foreach($page_paths as $pathdir) $full_path .= ($pathdir!=''?'/':'') . sanitize_title($pathdir); $pages = $wpdb->get_results("SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE post_name = '$leaf_path' AND post_type='page'"); if ( empty($pages) ) return NULL; foreach ($pages as $page) { $path = '/' . $leaf_path; $curpage = $page; while ($curpage->post_parent != 0) { $curpage = $wpdb->get_row("SELECT ID, post_name, post_parent FROM $wpdb->posts WHERE ID = '$curpage->post_parent' and post_type='page'"); $path = '/' . $curpage->post_name . $path; } if ( $path == $full_path ) return get_page($page->ID, $output); } return NULL; } // Retrieves page data given a page ID or page object. // Handles page caching. function &get_page(&$page, $output = OBJECT) { global $wpdb; if ( empty($page) ) { if ( isset($GLOBALS['page']) ) { $_page = & $GLOBALS['page']; wp_cache_add($_page->ID, $_page, 'pages'); } else { $_page = null; } } elseif ( is_object($page) ) { if ( 'post' == $page->post_type ) return get_post($page, $output); wp_cache_add($page->ID, $page, 'pages'); $_page = $page; } else { if ( isset($GLOBALS['page']) && ($page == $GLOBALS['page']->ID) ) { $_page = & $GLOBALS['page']; wp_cache_add($_page->ID, $_page, 'pages'); } elseif ( $_page = $GLOBALS['post_cache'][$page] ) { return get_post($page, $output); } elseif ( $_page = wp_cache_get($page, 'pages') ) { // Got it. } else { $query = "SELECT * FROM $wpdb->posts WHERE ID= '$page' LIMIT 1"; $_page = & $wpdb->get_row($query); if ( 'post' == $_page->post_type ) return get_post($_page, $output); wp_cache_add($_page->ID, $_page, 'pages'); } } if ( $output == OBJECT ) { return $_page; } elseif ( $output == ARRAY_A ) { return get_object_vars($_page); } elseif ( $output == ARRAY_N ) { return array_values(get_object_vars($_page)); } else { return $_page; } } function get_category_by_path($category_path, $full_match = true, $output = OBJECT) { global $wpdb; $category_path = rawurlencode(urldecode($category_path)); $category_path = str_replace('%2F', '/', $category_path); $category_path = str_replace('%20', ' ', $category_path); $category_paths = '/' . trim($category_path, '/'); $leaf_path = sanitize_title(basename($category_paths)); $category_paths = explode('/', $category_paths); foreach($category_paths as $pathdir) $full_path .= ($pathdir!=''?'/':'') . sanitize_title($pathdir); $categories = $wpdb->get_results("SELECT cat_ID, category_nicename, category_parent FROM $wpdb->categories WHERE category_nicename = '$leaf_path'"); if ( empty($categories) ) return NULL; foreach ($categories as $category) { $path = '/' . $leaf_path; $curcategory = $category; while ($curcategory->category_parent != 0) { $curcategory = $wpdb->get_row("SELECT cat_ID, category_nicename, category_parent FROM $wpdb->categories WHERE cat_ID = '$curcategory->category_parent'"); $path = '/' . $curcategory->category_nicename . $path; } if ( $path == $full_path ) return get_category($category->cat_ID, $output); } // If full matching is not required, return the first cat that matches the leaf. if ( ! $full_match ) return get_category($categories[0]->cat_ID, $output); return NULL; } // Retrieves category data given a category ID or category object. // Handles category caching. function &get_category(&$category, $output = OBJECT) { global $wpdb; if ( empty($category) ) return null; if ( is_object($category) ) { wp_cache_add($category->cat_ID, $category, 'category'); $_category = $category; } else { if ( ! $_category = wp_cache_get($category, 'category') ) { $_category = $wpdb->get_row("SELECT * FROM $wpdb->categories WHERE cat_ID = '$category' LIMIT 1"); wp_cache_add($category, $_category, 'category'); } } if ( $output == OBJECT ) { return $_category; } elseif ( $output == ARRAY_A ) { return get_object_vars($_category); } elseif ( $output == ARRAY_N ) { return array_values(get_object_vars($_category)); } else { return $_category; } } function get_catname($cat_ID) { $category = &get_category($cat_ID); return $category->cat_name; } function get_all_category_ids() { global $wpdb; if ( ! $cat_ids = wp_cache_get('all_category_ids', 'category') ) { $cat_ids = $wpdb->get_col("SELECT cat_ID FROM $wpdb->categories"); wp_cache_add('all_category_ids', $cat_ids, 'category'); } return $cat_ids; } function get_all_page_ids() { global $wpdb; if ( ! $page_ids = wp_cache_get('all_page_ids', 'pages') ) { $page_ids = $wpdb->get_col("SELECT ID FROM $wpdb->posts WHERE post_type = 'page'"); wp_cache_add('all_page_ids', $page_ids, 'pages'); } return $page_ids; } function gzip_compression() { if ( !get_settings('gzipcompression') ) return false; if ( extension_loaded('zlib') ) { ob_start('ob_gzhandler'); } } // functions to count the page generation time (from phpBB2) // ( or just any time between timer_start() and timer_stop() ) function timer_stop($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; $home = trailingslashit( get_option('home') ); if ( !$client->query('weblogUpdates.extendedPing', get_settings('blogname'), $home, get_bloginfo('rss2_url') ) ) // then try a normal ping $client->query('weblogUpdates.ping', get_settings('blogname'), $home); } function generic_ping($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 $post_id; } // Send a Trackback function trackback($trackback_url, $title, $excerpt, $ID) { global $wpdb, $wp_version; if ( empty($trackback_url) ) return; $title = urlencode($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 .= "User-Agent: WordPress/" . $wp_version; $http_request .= "\r\n\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); $tb_url = addslashes( $tb_url ); $wpdb->query("UPDATE $wpdb->posts SET pinged = CONCAT(pinged, '\n', '$tb_url') WHERE ID = '$ID'"); return $wpdb->query("UPDATE $wpdb->posts SET to_ping = TRIM(REPLACE(to_ping, '$tb_url', '')) WHERE ID = '$ID'"); } function make_url_footnote($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 do_enclose( $content, $post_ID ) { global $wp_version, $wpdb; include_once (ABSPATH . WPINC . '/class-IXR.php'); $log = debug_fopen(ABSPATH . '/enclosures.log', 'a'); $post_links = array(); debug_fwrite($log, 'BEGIN '.date('YmdHis', time())."\n"); $pung = get_enclosed( $post_ID ); $ltrs = '\w'; $gunk = '/#~:.?+=&%@!\-'; $punc = '.:?\-'; $any = $ltrs . $gunk . $punc; preg_match_all("{\b http : [$any] +? (?= [$punc] * [^$any] | $)}x", $content, $post_links_temp); debug_fwrite($log, 'Post contents:'); debug_fwrite($log, $content."\n"); foreach($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 $url) : if ( $url != '' && !$wpdb->get_var("SELECT post_id FROM $wpdb->postmeta WHERE post_id = '$post_ID' AND meta_key = 'enclosure' AND meta_value LIKE ('$url%')") ) { if ( $headers = wp_get_http_headers( $url) ) { $len = (int) $headers['content-length']; $type = $wpdb->escape( $headers['content-type'] ); $allowed_types = array( 'video', 'audio' ); if ( in_array( substr( $type, 0, strpos( $type, "/" ) ), $allowed_types ) ) { $meta_value = "$url\n$len\n$type\n"; $wpdb->query( "INSERT INTO `$wpdb->postmeta` ( `post_id` , `meta_key` , `meta_value` ) VALUES ( '$post_ID', 'enclosure' , '$meta_value')" ); } } } endforeach; } function wp_get_http_headers( $url, $red = 1 ) { global $wp_version; @set_time_limit( 60 ); if ( $red > 5 ) return false; $parts = parse_url( $url ); $file = $parts['path'] . ($parts['query'] ? '?'.$parts['query'] : ''); $host = $parts['host']; if ( !isset( $parts['port'] ) ) $parts['port'] = 80; $head = "HEAD $file HTTP/1.1\r\nHOST: $host\r\nUser-Agent: WordPress/" . $wp_version . "\r\n\r\n"; $fp = @fsockopen($host, $parts['port'], $err_num, $err_msg, 3); if ( !$fp ) return false; $response = ''; fputs( $fp, $head ); while ( !feof( $fp ) && strpos( $response, "\r\n\r\n" ) == false ) $response .= fgets( $fp, 2048 ); fclose( $fp ); preg_match_all('/(.*?): (.*)\r/', $response, $matches); $count = count($matches[1]); for ( $i = 0; $i < $count; $i++) { $key = strtolower($matches[1][$i]); $headers["$key"] = $matches[2][$i]; } $code = preg_replace('/.*?(\d{3}).*/i', '$1', $response); $headers['status_code'] = $code; if ( '302' == $code || '301' == $code ) return wp_get_http_headers( $url, ++$red ); preg_match('/.*([0-9]{3}).*/', $response, $return); $headers['response'] = $return[1]; // HTTP response code eg 204, 200, 404 return $headers; } // Setup global post data. function setup_postdata($post) { global $id, $postdata, $authordata, $day, $page, $pages, $multipage, $more, $numpages, $wp_query; global $pagenow; $id = $post->ID; $authordata = get_userdata($post->post_author); $day = mysql2date('d.m.y', $post->post_date); $currentmonth = mysql2date('m', $post->post_date); $numpages = 1; $page = get_query_var('page'); if ( !$page ) $page = 1; if ( is_single() || is_page() ) $more = 1; $content = $post->post_content; if ( preg_match('/<!--nextpage-->/', $content) ) { if ( $page > 1 ) $more = 1; $multipage = 1; $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; $multipage = 0; } return true; } // Setup global user vars. Used by set_current_user() for back compat. function setup_userdata($user_id = '') { global $user_login, $userdata, $user_level, $user_ID, $user_email, $user_url, $user_pass_md5, $user_identity; if ( '' == $user_id ) $user = wp_get_current_user(); else $user = new WP_User($user_id); if ( 0 == $user->ID ) return; $userdata = $user->data; $user_login = $user->user_login; $user_level = $user->user_level; $user_ID = $user->ID; $user_email = $user->user_email; $user_url = $user->user_url; $user_pass_md5 = md5($user->user_pass); $user_identity = $user->display_name; } function is_new_day() { global $day, $previousday; if ( $day != $previousday ) { return(1); } else { return(0); } } // Filters: these are the core of WP's plugin architecture function merge_filters($tag) { 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] ); } function apply_filters($tag, $string) { global $wp_filter; $args = array_slice(func_get_args(), 2); merge_filters($tag); if ( !isset($wp_filter[$tag]) ) { return $string; } foreach ($wp_filter[$tag] as $priority => $functions) { if ( !is_null($functions) ) { foreach($functions as $function) { $all_args = array_merge(array($string), $args); $function_name = $function['function']; $accepted_args = $function['accepted_args']; if ( $accepted_args == 1 ) $the_args = array($string); elseif ( $accepted_args > 1 ) $the_args = array_slice($all_args, 0, $accepted_args); elseif ( $accepted_args == 0 ) $the_args = NULL; else $the_args = $all_args; $string = call_user_func_array($function_name, $the_args); } } } return $string; } function add_filter($tag, $function_to_add, $priority = 10, $accepted_args = 1) { global $wp_filter; // check that we don't already have the same filter at the same priority if ( isset($wp_filter[$tag]["$priority"]) ) { foreach($wp_filter[$tag]["$priority"] as $filter) { // uncomment if we want to match function AND accepted_args // if ( $filter == array($function, $accepted_args) ) { if ( $filter['function'] == $function_to_add ) { return true; } } } // So the format is wp_filter['tag']['array of priorities']['array of ['array (functions, accepted_args)]'] $wp_filter[$tag]["$priority"][] = array('function'=>$function_to_add, 'accepted_args'=>$accepted_args); return true; } function remove_filter($tag, $function_to_remove, $priority = 10, $accepted_args = 1) { global $wp_filter; // rebuild the list of filters if ( isset($wp_filter[$tag]["$priority"]) ) { foreach($wp_filter[$tag]["$priority"] as $filter) { if ( $filter['function'] != $function_to_remove ) { $new_function_list[] = $filter; } } $wp_filter[$tag]["$priority"] = $new_function_list; } return true; } // The *_action functions are just aliases for the *_filter functions, they take special strings instead of generic content function do_action($tag, $arg = '') { global $wp_filter; $extra_args = array_slice(func_get_args(), 2); if ( is_array($arg) ) $args = array_merge($arg, $extra_args); else $args = array_merge(array($arg), $extra_args); merge_filters($tag); if ( !isset($wp_filter[$tag]) ) { return; } foreach ($wp_filter[$tag] as $priority => $functions) { if ( !is_null($functions) ) { foreach($functions as $function) { $function_name = $function['function']; $accepted_args = $function['accepted_args']; if ( $accepted_args == 1 ) { if ( is_array($arg) ) $the_args = $arg; else $the_args = array($arg); } elseif ( $accepted_args > 1 ) { $the_args = array_slice($args, 0, $accepted_args); } elseif ( $accepted_args == 0 ) { $the_args = NULL; } else { $the_args = $args; } $string = call_user_func_array($function_name, $the_args); } } } } function add_action($tag, $function_to_add, $priority = 10, $accepted_args = 1) { add_filter($tag, $function_to_add, $priority, $accepted_args); } function remove_action($tag, $function_to_remove, $priority = 10, $accepted_args = 1) { remove_filter($tag, $function_to_remove, $priority, $accepted_args); } function get_page_uri($page_id) { $page = get_page($page_id); $uri = urldecode($page->post_name); // A page cannot be it's own parent. if ( $page->post_parent == $page->ID ) return $uri; while ($page->post_parent != 0) { $page = get_page($page->post_parent); $uri = urldecode($page->post_name) . "/" . $uri; } return $uri; } function get_posts($args) { global $wpdb; if ( is_array($args) ) $r = &$args; else parse_str($args, $r); $defaults = array('numberposts' => 5, 'offset' => 0, 'category' => '', 'orderby' => 'post_date', 'order' => 'DESC', 'include' => '', 'exclude' => '', 'meta_key' => '', 'meta_value' =>''); $r = array_merge($defaults, $r); extract($r); $inclusions = ''; if ( !empty($include) ) { $offset = 0; //ignore offset, category, exclude, meta_key, and meta_value params if using include $category = ''; $exclude = ''; $meta_key = ''; $meta_value = ''; $incposts = preg_split('/[\s,]+/',$include); $numberposts = count($incposts); // only the number of posts included if ( count($incposts) ) { foreach ( $incposts as $incpost ) { if (empty($inclusions)) $inclusions = ' AND ( ID = ' . intval($incpost) . ' '; else $inclusions .= ' OR ID = ' . intval($incpost) . ' '; } } } if (!empty($inclusions)) $inclusions .= ')'; $exclusions = ''; if ( !empty($exclude) ) { $exposts = preg_split('/[\s,]+/',$exclude); if ( count($exposts) ) { foreach ( $exposts as $expost ) { if (empty($exclusions)) $exclusions = ' AND ( ID <> ' . intval($expost) . ' '; else $exclusions .= ' AND ID <> ' . intval($expost) . ' '; } } } if (!empty($exclusions)) $exclusions .= ')'; $query ="SELECT DISTINCT * FROM $wpdb->posts " ; $query .= ( empty( $category ) ? "" : ", $wpdb->post2cat " ) ; $query .= ( empty( $meta_key ) ? "" : ", $wpdb->postmeta " ) ; $query .= " WHERE (post_type = 'post' AND post_status = 'publish') $exclusions $inclusions " ; $query .= ( empty( $category ) ? "" : "AND ($wpdb->posts.ID = $wpdb->post2cat.post_id AND $wpdb->post2cat.category_id = " . $category. ") " ) ; $query .= ( empty( $meta_key ) | empty($meta_value) ? "" : " AND ($wpdb->posts.ID = $wpdb->postmeta.post_id AND $wpdb->postmeta.meta_key = '$meta_key' AND $wpdb->postmeta.meta_value = '$meta_value' )" ) ; $query .= " GROUP BY $wpdb->posts.ID ORDER BY " . $orderby . " " . $order . " LIMIT " . $offset . ',' . $numberposts ; $posts = $wpdb->get_results($query); update_post_caches($posts); return $posts; } function update_post_cache(&$posts) { global $post_cache; if ( !$posts ) return; for ($i = 0; $i < count($posts); $i++) { $post_cache[$posts[$i]->ID] = &$posts[$i]; } } function clean_post_cache($id) { global $post_cache; if ( isset( $post_cache[$id] ) ) unset( $post_cache[$id] ); } function update_page_cache(&$pages) { global $page_cache; if ( !$pages ) return; for ($i = 0; $i < count($pages); $i++) { $page_cache[$pages[$i]->ID] = &$pages[$i]; wp_cache_add($pages[$i]->ID, $pages[$i], 'pages'); } } function clean_page_cache($id) { global $page_cache; if ( isset( $page_cache[$id] ) ) unset( $page_cache[$id] ); } function update_post_category_cache($post_ids) { global $wpdb, $category_cache; if ( empty($post_ids) ) return; if ( is_array($post_ids) ) $post_ids = implode(',', $post_ids); $dogs = $wpdb->get_results("SELECT post_id, category_id FROM $wpdb->post2cat WHERE post_id IN ($post_ids)"); if ( empty($dogs) ) return; foreach ($dogs as $catt) $category_cache[$catt->post_id][$catt->category_id] = &get_category($catt->category_id); } function update_post_caches(&$posts) { global $post_cache, $category_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 for ($i = 0; $i < count($posts); $i++) { $post_id_array[] = $posts[$i]->ID; $post_cache[$posts[$i]->ID] = &$posts[$i]; } $post_id_list = implode(',', $post_id_array); update_post_category_cache($post_id_list); // 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() { return true; } function wp_head() { do_action('wp_head'); } function wp_footer() { do_action('wp_footer'); } /* add_query_arg: Returns a modified querystring by adding a single key & value or an associative array. Setting a key value to emptystring removes the key. Omitting oldquery_or_uri uses the $_SERVER value. Parameters: add_query_arg(newkey, newvalue, oldquery_or_uri) or add_query_arg(associative_array, oldquery_or_uri) */ function add_query_arg() { $ret = ''; if ( is_array(func_get_arg(0)) ) { if ( @func_num_args() < 2 ) $uri = $_SERVER['REQUEST_URI']; else $uri = @func_get_arg(1); } else { if ( @func_num_args() < 3 ) $uri = $_SERVER['REQUEST_URI']; else $uri = @func_get_arg(2); } if ( strstr($uri, '?') ) { $parts = explode('?', $uri, 2); if ( 1 == count($parts) ) { $base = '?'; $query = $parts[0]; } else { $base = $parts[0] . '?'; $query = $parts[1]; } } else if ( strstr($uri, '/') ) { $base = $uri . '?'; $query = ''; } else { $base = ''; $query = $uri; } parse_str($query, $qs); if ( is_array(func_get_arg(0)) ) { $kayvees = func_get_arg(0); $qs = array_merge($qs, $kayvees); } else { $qs[func_get_arg(0)] = func_get_arg(1); } foreach($qs as $k => $v) { if ( $v != '' ) { if ( $ret != '' ) $ret .= '&'; $ret .= "$k=$v"; } } $ret = $base . $ret; return trim($ret, '?'); } function remove_query_arg($key, $query) { return add_query_arg($key, '', $query); } function add_magic_quotes($array) { global $wpdb; foreach ($array as $k => $v) { if ( is_array($v) ) { $array[$k] = add_magic_quotes($v); } else { $array[$k] = $wpdb->escape($v); } } return $array; } function wp_remote_fopen( $uri ) { if ( ini_get('allow_url_fopen') ) { $fp = fopen( $uri, 'r' ); if ( !$fp ) return false; $linea = ''; while( $remote_read = fread($fp, 4096) ) $linea .= $remote_read; fclose($fp); return $linea; } else if ( function_exists('curl_init') ) { $handle = curl_init(); curl_setopt ($handle, CURLOPT_URL, $uri); curl_setopt ($handle, CURLOPT_CONNECTTIMEOUT, 1); curl_setopt ($handle, CURLOPT_RETURNTRANSFER, 1); $buffer = curl_exec($handle); curl_close($handle); return $buffer; } else { return false; } } function wp($query_vars = '') { global $wp; $wp->main($query_vars); } function status_header( $header ) { if ( 200 == $header ) $text = 'OK'; elseif ( 301 == $header ) $text = 'Moved Permanently'; elseif ( 302 == $header ) $text = 'Moved Temporarily'; elseif ( 304 == $header ) $text = 'Not Modified'; elseif ( 404 == $header ) $text = 'Not Found'; elseif ( 410 == $header ) $text = 'Gone'; @header("HTTP/1.1 $header $text"); @header("Status: $header $text"); } function nocache_headers() { @ header('Expires: Wed, 11 Jan 1984 05:00:00 GMT'); @ header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT'); @ header('Cache-Control: no-cache, must-revalidate, max-age=0'); @ header('Pragma: no-cache'); } function get_usermeta( $user_id, $meta_key = '') { global $wpdb; $user_id = (int) $user_id; if ( !empty($meta_key) ) { $meta_key = preg_replace('|a-z0-9_|i', '', $meta_key); $metas = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->usermeta WHERE user_id = '$user_id' AND meta_key = '$meta_key'"); } else { $metas = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->usermeta WHERE user_id = '$user_id'"); } if ( empty($metas) ) { if ( empty($meta_key) ) return array(); else return ''; } foreach ($metas as $index => $meta) { @ $value = unserialize($meta->meta_value); if ( $value === FALSE ) $value = $meta->meta_value; $values[] = $value; } if ( count($values) == 1 ) return $values[0]; else return $values; } function update_usermeta( $user_id, $meta_key, $meta_value ) { global $wpdb; if ( !is_numeric( $user_id ) ) return false; $meta_key = preg_replace('|[^a-z0-9_]|i', '', $meta_key); if ( is_array($meta_value) || is_object($meta_value) ) $meta_value = serialize($meta_value); $meta_value = trim( $meta_value ); if (empty($meta_value)) { return delete_usermeta($user_id, $meta_key); } $cur = $wpdb->get_row("SELECT * FROM $wpdb->usermeta WHERE user_id = '$user_id' AND meta_key = '$meta_key'"); if ( !$cur ) { $wpdb->query("INSERT INTO $wpdb->usermeta ( user_id, meta_key, meta_value ) VALUES ( '$user_id', '$meta_key', '$meta_value' )"); } else if ( $cur->meta_value != $meta_value ) { $wpdb->query("UPDATE $wpdb->usermeta SET meta_value = '$meta_value' WHERE user_id = '$user_id' AND meta_key = '$meta_key'"); } else { return false; } $user = get_userdata($user_id); wp_cache_delete($user_id, 'users'); wp_cache_delete($user->user_login, 'userlogins'); return true; } function delete_usermeta( $user_id, $meta_key, $meta_value = '' ) { global $wpdb; if ( !is_numeric( $user_id ) ) return false; $meta_key = preg_replace('|[^a-z0-9_]|i', '', $meta_key); if ( is_array($meta_value) || is_object($meta_value) ) $meta_value = serialize($meta_value); $meta_value = trim( $meta_value ); if ( ! empty($meta_value) ) $wpdb->query("DELETE FROM $wpdb->usermeta WHERE user_id = '$user_id' AND meta_key = '$meta_key' AND meta_value = '$meta_value'"); else $wpdb->query("DELETE FROM $wpdb->usermeta WHERE user_id = '$user_id' AND meta_key = '$meta_key'"); $user = get_userdata($user_id); wp_cache_delete($user_id, 'users'); wp_cache_delete($user->user_login, 'userlogins'); return true; } function register_activation_hook($file, $function) { $file = plugin_basename($file); add_action('activate_' . $file, $function); } function register_deactivation_hook($file, $function) { $file = plugin_basename($file); add_action('deactivate_' . $file, $function); } function plugin_basename($file) { $file = preg_replace('|\\\\+|', '\\\\', $file); $file = preg_replace('/^.*wp-content[\\\\\/]plugins[\\\\\/]/', '', $file); return $file; } function get_num_queries() { global $wpdb; return $wpdb->num_queries; } function privacy_ping_filter( $sites ) { if ( get_option('blog_public') ) return $sites; else return ''; } function bool_from_yn($yn) { if ($yn == 'Y') return 1; return 0; } function do_feed() { $feed = get_query_var('feed'); // Remove the pad, if present. $feed = preg_replace('/^_+/', '', $feed); if ($feed == '' || $feed == 'feed') $feed = 'rss2'; $for_comments = false; if ( is_single() || (get_query_var('withcomments') == 1) ) { $feed = 'rss2'; $for_comments = true; } $hook = 'do_feed_' . $feed; do_action($hook, $for_comments); } function do_feed_rdf() { load_template(ABSPATH . 'wp-rdf.php'); } function do_feed_rss() { load_template(ABSPATH . 'wp-rss.php'); } function do_feed_rss2($for_comments) { if ( $for_comments ) { load_template(ABSPATH . 'wp-commentsrss2.php'); } else { load_template(ABSPATH . 'wp-rss2.php'); } } function do_feed_atom() { load_template(ABSPATH . 'wp-atom.php'); } function is_blog_installed() { global $wpdb; $wpdb->hide_errors(); $installed = $wpdb->get_var("SELECT option_value FROM $wpdb->options WHERE option_name = 'siteurl'"); $wpdb->show_errors(); return $installed; } ?>