testing

markup.php
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			<?php

			/*
			* Copyright 2011 Facebook, Inc.
			*
			* Licensed under the Apache License, Version 2.0 (the "License");
			* you may not use this file except in compliance with the License.
			* You may obtain a copy of the License at
			*
			* http://www.apache.org/licenses/LICENSE-2.0
			*
			* Unless required by applicable law or agreed to in writing, software
			* distributed under the License is distributed on an "AS IS" BASIS,
			* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
			* See the License for the specific language governing permissions and
			* limitations under the License.
			*/

			function javelin_render_tag(
			$tag,
			array $attributes = array(),
			$content = null) {

			if (isset($attributes['sigil']) \|\|
			isset($attributes['meta']) \|\|
			isset($attributes['mustcapture'])) {
			$classes = array();
			foreach ($attributes as $k => $v) {
			switch ($k) {
			case 'sigil':
			$classes[] = 'FN_'.$v;
			unset($attributes[$k]);
			break;
			case 'meta':
			$response = CelerityAPI::getStaticResourceResponse();
			$id = $response->addMetadata($v);
			$classes[] = 'FD_'.$id;
			unset($attributes[$k]);
			break;
			case 'mustcapture':
			$classes[] = 'FI_CAPTURE';
			unset($attributes[$k]);
			break;
			}
			}

			if (isset($attributes['class'])) {
			$classes[] = $attributes['class'];
			}

			$attributes['class'] = implode(' ', $classes);
			}

			return phutil_render_tag($tag, $attributes, $content);
			}