public static function email($to, $from = NULL)
 {
     if (($log_contents = CrayonUtil::file(CRAYON_LOG_FILE)) !== FALSE) {
         $headers = $from ? 'From: ' . $from : '';
         $result = @mail($to, 'Crayon Syntax Highlighter Log', $log_contents, $headers);
         self::log('The log was emailed to the admin.', 'Log Email');
     } else {
         // Will result in nothing if we can't email
         self::log("The log could not be emailed to {$to}.", 'Log Email');
     }
 }
 private function load()
 {
     if (empty($this->url)) {
         $this->error('The specified URL is empty, please provide a valid URL.');
         return;
     }
     /*	Try to replace the URL with an absolute path if it is local, used to prevent scripts
     		 from executing when they are loaded. */
     $url = $this->url;
     if ($this->setting_val(CrayonSettings::DECODE_ATTRIBUTES)) {
         $url = CrayonUtil::html_entity_decode($url);
     }
     $url = CrayonUtil::pathf($url);
     $local = FALSE;
     // Whether to read locally
     $site_http = CrayonGlobalSettings::site_url();
     $site_path = CrayonGlobalSettings::site_path();
     $scheme = parse_url($url, PHP_URL_SCHEME);
     // Try to replace the site URL with a path to force local loading
     if (strpos($url, $site_http) !== FALSE || strpos($url, $site_path) !== FALSE) {
         $url = str_replace($site_http, $site_path, $url);
         // Attempt to load locally
         $local = TRUE;
         $local_url = $url;
     } else {
         if (empty($scheme)) {
             // No url scheme is given - path may be given as relative
             $local_url = preg_replace('#^((\\/|\\\\)*)?#', $site_path . $this->setting_val(CrayonSettings::LOCAL_PATH), $url);
             $local = TRUE;
         }
     }
     // Try to find the file locally
     if ($local == TRUE) {
         if (($contents = CrayonUtil::file($local_url)) !== FALSE) {
             $this->code($contents);
         } else {
             $local = FALSE;
             CrayonLog::log("Local url ({$local_url}) could not be loaded", '', FALSE);
         }
     }
     // If reading the url locally produced an error or failed, attempt remote request
     if ($local == FALSE) {
         if (empty($scheme)) {
             $url = (CrayonUtil::isSecure() ? 'https://' : 'http://') . $url;
         }
         $http_code = 0;
         // If available, use the built in wp remote http get function, we don't need SSL
         if (function_exists('wp_remote_get')) {
             $url_uid = 'crayon_' . CrayonUtil::str_uid($url);
             $cached = get_transient($url_uid, 'crayon-syntax');
             CrayonSettingsWP::load_cache();
             if ($cached !== FALSE) {
                 $content = $cached;
                 $http_code = 200;
             } else {
                 $response = @wp_remote_get($url, array('sslverify' => false, 'timeout' => 20));
                 $content = wp_remote_retrieve_body($response);
                 $http_code = wp_remote_retrieve_response_code($response);
                 $cache = $this->setting_val(CrayonSettings::CACHE);
                 $cache_sec = CrayonSettings::get_cache_sec($cache);
                 if ($cache_sec > 1 && $http_code >= 200 && $http_code < 400) {
                     set_transient($url_uid, $content, $cache_sec);
                     CrayonSettingsWP::add_cache($url_uid);
                 }
             }
         } else {
             $ch = curl_init($url);
             curl_setopt($ch, CURLOPT_HEADER, FALSE);
             curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
             // For https connections, we do not require SSL verification
             curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
             curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 20);
             curl_setopt($ch, CURLOPT_FOLLOWLOCATION, TRUE);
             curl_setopt($ch, CURLOPT_FRESH_CONNECT, FALSE);
             curl_setopt($ch, CURLOPT_MAXREDIRS, 5);
             curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);
             $content = curl_exec($ch);
             $error = curl_error($ch);
             $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
             curl_close($ch);
         }
         if ($http_code >= 200 && $http_code < 400) {
             $this->code($content);
         } else {
             if (empty($this->code)) {
                 // If code is also given, just use that
                 $this->error("The provided URL ('{$this->url}'), parsed remotely as ('{$url}'), could not be accessed.");
             }
         }
     }
     $this->needs_load = FALSE;
 }