/**
 * Copyright (c) Istituto Nazionale di Fisica Nucleare (INFN). 2006-2016
 *
 * 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.glite.security.voms.admin.taglib;

import java.io.IOException;

import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspTagException;
import javax.servlet.jsp.tagext.TagSupport;

public class AuthorizedTag extends TagSupport {

  String context;

  String permission;

  String message;

  String style;

  public String getContext() {

    return context;
  }

  public void setContext(String context) {

    this.context = context;
  }

  public String getMessage() {

    return message;
  }

  public void setMessage(String message) {

    this.message = message;
  }

  public String getPermission() {

    return permission;
  }

  public void setPermission(String permission) {

    this.permission = permission;
  }

  public String getStyle() {

    return style;
  }

  public void setStyle(String style) {

    this.style = style;
  }

  public int doStartTag() throws JspException {

    if (TagUtils.isAuthorized(pageContext, context, permission))
      return EVAL_BODY_INCLUDE;

    if (message != null) {

      if (style == null)
        style = "";

      String content = "<div class=\"" + style + "\">" + message + "</div>";
      try {

        pageContext.getOut().write(content);

      } catch (IOException e) {
        throw new JspTagException("Error writing jsp page content: "
          + e.getMessage());
      }
    }

    return SKIP_BODY;
  }

}