public static function get()
 {
     $response = new XMLElement('response');
     foreach (self::$_sections as $section) {
         $section_xml = new XMLElement('section');
         $meta = $section->get();
         foreach ($meta as $key => $value) {
             $section_xml->setAttribute(Lang::createHandle($key), $value);
         }
         $fields = $section->fetchFields();
         foreach ($fields as $field) {
             $meta = $field->get();
             unset($meta['field_id']);
             $field_xml = new XMLElement($meta['element_name'], null);
             foreach (self::$_field_attributes as $attr) {
                 $field_xml->setAttribute(Lang::createHandle($attr), $meta[$attr]);
             }
             foreach ($meta as $key => $value) {
                 if (in_array($key, self::$_field_attributes)) {
                     continue;
                 }
                 $value = General::sanitize($value);
                 if ($value != '') {
                     $field_xml->appendChild(new XMLElement(Lang::createHandle($key), General::sanitize($value)));
                 }
             }
             $section_xml->appendChild($field_xml);
         }
         $response->appendChild($section_xml);
     }
     REST_API::sendOutput($response);
 }
 public static function get()
 {
     $url_parts = REST_API::getRequestURI();
     $author_url = $url_parts[0];
     $response = new XMLElement('response');
     if (isset($author_url)) {
         if (is_numeric($author_url)) {
             $author = AuthorManager::fetchByID($author_url);
         } else {
             $author = AuthorManager::fetchByUsername($author_url);
         }
         if (!$author) {
             REST_API::sendError('Author not found.', 404);
         }
         $response->appendChild(self::__buildAuthorXML($author));
     } else {
         $authors = AuthorManager::fetch();
         foreach ($authors as $author) {
             $response->appendChild(self::__buildAuthorXML($author));
         }
     }
     REST_API::sendOutput($response);
 }
 public static function sendOutput($xml)
 {
     switch (REST_API::getHTTPMethod()) {
         case 'get':
             $xml = $xml->getChildrenByName('response');
             if (is_array($xml)) {
                 $xml = reset($xml);
             }
             REST_API::sendOutput($xml);
             break;
         case 'post':
             $xml = $xml->getChildrenByName('events');
             if (is_array($xml)) {
                 $xml = reset($xml);
             }
             $xml = $xml->getChildrenByName('response');
             if (is_array($xml)) {
                 $xml = reset($xml);
             }
             REST_API::sendOutput($xml);
             break;
     }
 }