gistfile1.java

	public String getPhoto(Integer width, Integer height) {
		String size = width + "x" + height;
		if (photoUri == null) {
			String digest = Digester.md5(email);
			String robohash = "http://robohash.org/size_"+size+"/set_set1/bgset_any/"+digest+".png";
			String gravatar = "http://www.gravatar.com/avatar/" + digest + ".png?r=PG&size=" + size;
			try {
				return gravatar + "&d=" + java.net.URLEncoder.encode(robohash, "UTF-8");
			} catch (UnsupportedEncodingException e) {
				return gravatar;
			}
		} else {
			return photoUri + "?width=" + width + "&height=" + height;
		}
	}