IncludeTag.java

/*
 * Copyright 2013 eXo Platform SAS
 *
 * 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 juzu.impl.tags;

import juzu.impl.template.spi.TemplateException;
import juzu.impl.template.spi.TemplateStub;
import juzu.impl.template.spi.juzu.ast.ASTNode;
import juzu.impl.template.spi.juzu.compiler.ExtendedTagHandler;
import juzu.impl.template.spi.juzu.compiler.ProcessPhase;
import juzu.impl.template.spi.TemplateModel;
import juzu.impl.common.Path;
import juzu.template.Renderable;
import juzu.template.TemplateRenderContext;

import java.io.IOException;
import java.util.Map;

/** @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a> */
public class IncludeTag extends ExtendedTagHandler {

  public IncludeTag() {
    super("include");
  }

  @Override
  public void compile(ProcessPhase phase, ASTNode.Tag tag, TemplateModel t) throws TemplateException {
    String path = tag.getArgs().get("path");
    Path.Absolute template = phase.resolveTemplate(Path.parse(path));
    tag.getArgs().put("path", template.getCanonical());
  }

  @Override
  public void render(TemplateRenderContext context, Renderable body, Map<String, String> args) throws IOException {
    String path = args.get("path");
    TemplateStub template = context.resolveTemplate(path);
    template.render(context);
  }
}