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 $lastpostmodified; } function maybe_unserialize($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 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; } // 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($name, 'options'); return true; } function gzip_compression() { if ( !get_settings('gzipcompression') ) return false; if ( extension_loaded('zlib') ) { ob_start('ob_gzhandler'); } } // functions to count the page generation time (from phpBB2) // ( or just any time between timer_start() and timer_stop() ) function timer_stop($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 $timetotal; } function make_url_footnote($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]; } preg_match('/.*([0-9]{3}).*/', $response, $return); $headers['response'] = $return[1]; // HTTP response code eg 204, 200, 404 $code = $headers['response']; if ( ('302' == $code || '301' == $code) && isset($headers['location']) ) return wp_get_http_headers( $headers['location'], ++$red ); return $headers; } function is_new_day() { global $day, $previousday; if ( $day != $previousday ) { return(1); } else { return(0); } } function update_post_cache(&$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; } /* 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 || '' == @func_get_arg(1) ) $uri = $_SERVER['REQUEST_URI']; else $uri = @func_get_arg(1); } else { if ( @func_num_args() < 3 || '' == @func_get_arg(2) ) $uri = $_SERVER['REQUEST_URI']; else $uri = @func_get_arg(2); } if ( preg_match('|^https?://|i', $uri, $matches) ) { $protocol = $matches[0]; $uri = substr($uri, strlen($protocol)); } else { $protocol = ''; } if ( strstr($uri, '?') ) { $parts = explode('?', $uri, 2); if ( 1 == count($parts) ) { $base = '?'; $query = $parts[0]; } else { $base = $parts[0] . '?'; $query = $parts[1]; } } else if ( !empty($protocol) || 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 = $protocol . $base . $ret; if ( get_magic_quotes_gpc() ) $ret = stripslashes($ret); // parse_str() adds slashes if magicquotes is on. See: http://php.net/parse_str return trim($ret, '?'); } /* remove_query_arg: Returns a modified querystring by removing a single key or an array of keys. Omitting oldquery_or_uri uses the $_SERVER value. Parameters: remove_query_arg(removekey, [oldquery_or_uri]) or remove_query_arg(removekeyarray, [oldquery_or_uri]) */ function remove_query_arg($key, $query='') { if ( is_array($key) ) { // removing multiple keys foreach ( (array) $key as $k ) $query = add_query_arg($k, '', $query); return $query; } return add_query_arg($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_num_queries() { global $wpdb; return $wpdb->num_queries; } function bool_from_yn($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 do_robots() { do_action('do_robotstxt'); if ( '0' == get_option('blog_public') ) { echo "User-agent: *\n"; echo "Disallow: /\n"; } else { echo "User-agent: *\n"; echo "Disallow:\n"; } } 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 $installed; } function wp_nonce_url($actionurl, $action = -1) { return add_query_arg('_wpnonce', wp_create_nonce($action), $actionurl); } function wp_nonce_field($action = -1) { echo '<input type="hidden" name="_wpnonce" value="' . wp_create_nonce($action) . '" />'; wp_referer_field(); } function wp_referer_field() { $ref = wp_specialchars($_SERVER['REQUEST_URI']); echo '<input type="hidden" name="_wp_http_referer" value="'. $ref . '" />'; if ( wp_get_original_referer() ) { $original_ref = wp_specialchars(stripslashes(wp_get_original_referer())); echo '<input type="hidden" name="_wp_original_http_referer" value="'. $original_ref . '" />'; } } function wp_original_referer_field() { echo '<input type="hidden" name="_wp_original_http_referer" value="' . wp_specialchars(stripslashes($_SERVER['REQUEST_URI'])) . '" />'; } function wp_get_referer() { foreach ( array($_REQUEST['_wp_http_referer'], $_SERVER['HTTP_REFERER']) as $ref ) if ( !empty($ref) ) return $ref; return false; } function wp_get_original_referer() { if ( !empty($_REQUEST['_wp_original_http_referer']) ) return $_REQUEST['_wp_original_http_referer']; return false; } function wp_mkdir_p($target) { // from php.net/mkdir user contributed notes if (file_exists($target)) { if (! @ is_dir($target)) return false; else return true; } // Attempting to create the directory may clutter up our display. if (@ mkdir($target)) { $stat = @ stat(dirname($target)); $dir_perms = $stat['mode'] & 0007777; // Get the permission bits. @ chmod($target, $dir_perms); return true; } else { if ( is_dir(dirname($target)) ) return false; } // If the above failed, attempt to create the parent node, then try again. if (wp_mkdir_p(dirname($target))) return wp_mkdir_p($target); return false; } // Returns an array containing the current upload directory's path and url, or an error message. function wp_upload_dir() { $siteurl = get_settings('siteurl'); //prepend ABSPATH to $dir and $siteurl to $url if they're not already there $path = str_replace(ABSPATH, '', trim(get_settings('upload_path'))); $dir = ABSPATH . $path; $url = trailingslashit($siteurl) . $path; if ( $dir == ABSPATH ) { //the option was empty $dir = ABSPATH . 'wp-content/uploads'; } if ( defined('UPLOADS') ) { $dir = ABSPATH . UPLOADS; $url = trailingslashit($siteurl) . UPLOADS; } if ( get_settings('uploads_use_yearmonth_folders')) { // Generate the yearly and monthly dirs $time = current_time( 'mysql' ); $y = substr( $time, 0, 4 ); $m = substr( $time, 5, 2 ); $dir = $dir . "/$y/$m"; $url = $url . "/$y/$m"; } // Make sure we have an uploads dir if ( ! wp_mkdir_p( $dir ) ) { $message = sprintf(__('Unable to create directory %s. Is its parent directory writable by the server?'), $dir); return array('error' => $message); } $uploads = array('path' => $dir, 'url' => $url, 'error' => false); return apply_filters('upload_dir', $uploads); } function wp_upload_bits($name, $type, $bits) { if ( empty($name) ) return array('error' => __("Empty filename")); $wp_filetype = wp_check_filetype($name); if ( !$wp_filetype['ext'] ) return array('error' => __("Invalid file type")); $upload = wp_upload_dir(); if ( $upload['error'] !== false ) return $upload; $number = ''; $filename = $name; $path_parts = pathinfo($filename); $ext = $path_parts['extension']; if ( empty($ext) ) $ext = ''; else $ext = ".$ext"; while ( file_exists($upload['path'] . "/$filename") ) { if ( '' == "$number$ext" ) $filename = $filename . ++$number . $ext; else $filename = str_replace("$number$ext", ++$number . $ext, $filename); } $new_file = $upload['path'] . "/$filename"; if ( ! wp_mkdir_p( dirname($new_file) ) ) { $message = sprintf(__('Unable to create directory %s. Is its parent directory writable by the server?'), dirname($new_file)); return array('error' => $message); } $ifp = @ fopen($new_file, 'wb'); if ( ! $ifp ) return array('error' => "Could not write file $new_file."); $success = @ fwrite($ifp, $bits); fclose($ifp); // Set correct file permissions $stat = @ stat(dirname($new_file)); $perms = $stat['mode'] & 0007777; $perms = $perms & 0000666; @ chmod($new_file, $perms); // Compute the URL $url = $upload['url'] . "/$filename"; return array('file' => $new_file, 'url' => $url, 'error' => false); } function wp_check_filetype($filename, $mimes = null) { // Accepted MIME types are set here as PCRE unless provided. $mimes = is_array($mimes) ? $mimes : apply_filters('upload_mimes', array ( 'jpg|jpeg|jpe' => 'image/jpeg', 'gif' => 'image/gif', 'png' => 'image/png', 'bmp' => 'image/bmp', 'tif|tiff' => 'image/tiff', 'ico' => 'image/x-icon', 'asf|asx|wax|wmv|wmx' => 'video/asf', 'avi' => 'video/avi', 'mov|qt' => 'video/quicktime', 'mpeg|mpg|mpe' => 'video/mpeg', 'txt|c|cc|h' => 'text/plain', 'rtx' => 'text/richtext', 'css' => 'text/css', 'htm|html' => 'text/html', 'mp3|mp4' => 'audio/mpeg', 'ra|ram' => 'audio/x-realaudio', 'wav' => 'audio/wav', 'ogg' => 'audio/ogg', 'mid|midi' => 'audio/midi', 'wma' => 'audio/wma', 'rtf' => 'application/rtf', 'js' => 'application/javascript', 'pdf' => 'application/pdf', 'doc' => 'application/msword', 'pot|pps|ppt' => 'application/vnd.ms-powerpoint', 'wri' => 'application/vnd.ms-write', 'xla|xls|xlt|xlw' => 'application/vnd.ms-excel', 'mdb' => 'application/vnd.ms-access', 'mpp' => 'application/vnd.ms-project', 'swf' => 'application/x-shockwave-flash', 'class' => 'application/java', 'tar' => 'application/x-tar', 'zip' => 'application/zip', 'gz|gzip' => 'application/x-gzip', 'exe' => 'application/x-msdownload' )); $type = false; $ext = false; foreach ($mimes as $ext_preg => $mime_match) { $ext_preg = '!\.(' . $ext_preg . ')$!i'; if ( preg_match($ext_preg, $filename, $ext_matches) ) { $type = $mime_match; $ext = $ext_matches[1]; break; } } return compact('ext', 'type'); } function wp_proxy_check($ipnum) { if ( get_option('open_proxy_check') && isset($ipnum) ) { $rev_ip = implode( '.', array_reverse( explode( '.', $ipnum ) ) ); $lookup = $rev_ip . '.opm.blitzed.org.'; if ( $lookup != gethostbyname( $lookup ) ) return true; } return false; } ?>