/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.jooby.internal.assets;
import java.util.List;
import org.jooby.Request;
import org.jooby.Response;
import org.jooby.Route;
import org.jooby.assets.AssetCompiler;
import javaslang.Function1;
public class AssetVars implements Route.Handler {
private AssetCompiler compiler;
private String cpath;
private Function1<String, List<String>> styles;
private Function1<String, List<String>> scripts;
public AssetVars(final AssetCompiler compiler, final String cpath, final boolean cache) {
this.compiler = compiler;
this.cpath = cpath.equals("/") ? "" : cpath;
styles = compiler::styles;
scripts = compiler::scripts;
if (cache) {
styles = styles.memoized();
scripts = scripts.memoized();
}
}
@Override
public void handle(final Request req, final Response rsp) throws Exception {
compiler.fileset().forEach(asset -> {
/** Styles */
List<String> css = this.styles.apply(asset);
String styles = css.stream().reduce(new StringBuilder(),
(buff, it) -> buff.append("<link href=\"")
.append(cpath)
.append(it)
.append("\" rel=\"stylesheet\">\n"),
StringBuilder::append)
.toString();
req.set(asset + "_css", css);
req.set(asset + "_styles", styles);
/** Scripts */
List<String> js = this.scripts.apply(asset);
String scripts = js.stream().reduce(new StringBuilder(),
(buff, it) -> buff.append("<script src=\"")
.append(cpath)
.append(it)
.append("\"></script>\n"),
StringBuilder::append)
.toString();
req.set(asset + "_js", js);
req.set(asset + "_scripts", scripts);
});
}
}