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SemanticCMS view of all passwords in the current page and all children.

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/*
 * pragmatickm-password-view - SemanticCMS view of all passwords in the current page and all children.
 * Copyright (C) 2016, 2017  AO Industries, Inc.
 *     [email protected]
 *     7262 Bull Pen Cir
 *     Mobile, AL 36695
 *
 * This file is part of pragmatickm-password-view.
 *
 * pragmatickm-password-view is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * pragmatickm-password-view is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with pragmatickm-password-view.  If not, see .
 */
package com.pragmatickm.password.view;

import com.aoindustries.servlet.http.Dispatcher;
import com.pragmatickm.password.model.Password;
import com.semanticcms.core.model.Page;
import com.semanticcms.core.servlet.PageUtils;
import com.semanticcms.core.servlet.View;
import java.io.IOException;
import java.util.Collections;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.jsp.SkipPageException;

/**
 * View of all passwords in the current page and all children.
 */
public class PasswordView extends View {

	static final String VIEW_NAME = "passwords";

	private static final String JSPX_TARGET = "/pragmatickm-password-view/view.inc.jspx";

	@Override
	public Group getGroup() {
		return Group.VARIABLE;
	}

	@Override
	public String getDisplay() {
		return "Passwords";
	}

	@Override
	public String getName() {
		return VIEW_NAME;
	}

	@Override
	public boolean isApplicable(ServletContext servletContext, HttpServletRequest request, HttpServletResponse response, Page page) throws ServletException, IOException {
		return PageUtils.hasElement(servletContext, request, response, page, Password.class, true);
	}

	@Override
	public String getDescription(Page page) {
		return null;
	}

	@Override
	public String getKeywords(Page page) {
		return null;
	}

	/**
	 * We'll assume nobody wants passwords indexed by search engines, even if they are
	 * somehow actually published online.
	 */
	@Override
	public boolean getAllowRobots(ServletContext servletContext, HttpServletRequest request, HttpServletResponse response, Page page) {
		//return !page.filterElements(Password.class).isEmpty();
		return false;
	}

	@Override
	public void doView(ServletContext servletContext, HttpServletRequest request, HttpServletResponse response, Page page) throws ServletException, IOException, SkipPageException {
		Dispatcher.include(
			servletContext,
			JSPX_TARGET,
			request,
			response,
			Collections.singletonMap("page", page)
		);
	}
}