/scalate-util/src/main/scala/org/fusesource/scalate/util/URIs.scala
http://github.com/scalate/scalate · Scala · 63 lines · 22 code · 7 blank · 34 comment · 10 complexity · 3d387c5e5ed793afc55348af1948f2f0 MD5 · raw file
- /**
- * Copyright (C) 2009-2011 the original author or authors.
- * See the notice.md file distributed with this work for additional
- * information regarding copyright ownership.
- *
- * 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.
- */
- package org.fusesource.scalate.util
- /**
- * Some helper methods for working with URIs and query strings
- *
- * @version $Revision: 1.1 $
- */
- object URIs {
- /**
- * Creates a URI using a path and optional query string
- */
- def uri(path: String, query: String = "") = {
- if (query != null && query.length > 0) {
- val separator = if (path.contains("?")) "&" else "?"
- path + separator + query
- } else {
- path
- }
- }
- /**
- * Combines the URI path, query string with additional query terms which will avoid duplicates
- */
- def uriPlus(path: String, query: String, addQuery: String) = {
- val newQuery = (splitQuery(query) ++ splitQuery(addQuery)).distinct
- uri(path, joinQuery(newQuery))
- }
- /**
- * Removes the given query terms from the query string if they are there
- */
- def uriMinus(path: String, query: String, removeQuery: String) = {
- val remove = splitQuery(removeQuery)
- val newQuery = splitQuery(query).filter(!remove.contains(_))
- uri(path, joinQuery(newQuery))
- }
- /**
- * Split a query expression into separate clauses
- */
- protected def splitQuery(query: String): Seq[String] = if (query != null && query.length > 0) query.split("&").toSeq else Nil
- protected def joinQuery(queryArgs: Seq[String]) = queryArgs.mkString("&")
- }