package com.jeeplus.common.tag;
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import java.io.IOException;
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import javax.servlet.ServletContext;
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import javax.servlet.jsp.JspTagException;
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import javax.servlet.jsp.JspWriter;
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import javax.servlet.jsp.tagext.TagSupport;
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import com.jeeplus.common.config.Global;
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import com.jeeplus.common.utils.SpringContextHolder;
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import com.jeeplus.modules.sys.entity.Menu;
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/**
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*
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* 类描述：菜单标签
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*
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* 刘高峰
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*
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* @date： 日期：2015-1-23 时间：上午10:17:45
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* @version 1.0
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*/
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public class AceMenuTag extends TagSupport {
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private static final long serialVersionUID = 1L;
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protected Menu menu;// 菜单Map
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public Menu getMenu() {
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return menu;
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}
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public void setMenu(Menu menu) {
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this.menu = menu;
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}
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public int doStartTag() throws JspTagException {
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return EVAL_PAGE;
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}
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public int doEndTag() throws JspTagException {
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try {
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JspWriter out = this.pageContext.getOut();
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String menu = (String) this.pageContext.getSession().getAttribute(
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"menu");
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if (menu != null) {
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out.print(menu);
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} else {
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menu = end().toString();
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out.print(menu);
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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return EVAL_PAGE;
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}
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public StringBuffer end() {
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StringBuffer sb = new StringBuffer();
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sb.append(getChildOfTree(menu, 0));
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System.out.println(sb);
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return sb;
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}
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private static String getChildOfTree(Menu parent, int level) {
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StringBuffer menuString = new StringBuffer();
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String href = "";
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if (!parent.hasPermisson())
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return "";
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ServletContext context = SpringContextHolder
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.getBean(ServletContext.class);
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if (parent.getHref() != null && parent.getHref().length() > 0) {
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if (parent.getHref().endsWith(".html")
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&& !parent.getHref().endsWith("ckfinder.html")) {// 如果是静态资源并且不是ckfinder.html，直接访问不加adminPath
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href = context.getContextPath() + parent.getHref();
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} else {
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href = context.getContextPath() + Global.getAdminPath()
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+ parent.getHref();
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}
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}
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if (level > 0) {// level 为0是功能菜单
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menuString.append("<li>");
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if (parent.hasChildren()) {
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menuString.append("<a href=\"" + href
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+ "\" class=\"dropdown-toggle\">");
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} else {
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menuString.append("<a class=\"J_menuItem\" href=\"" + href
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+ "\">");
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}
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menuString.append("<i class=\"menu-icon fa " + parent.getIcon()
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+ "\"></i>");
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menuString.append("<span class=\"menu-text\">"+parent.getName()+"</span>");
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if (parent.hasChildren()) {
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menuString.append("<b class=\"arrow fa fa-angle-down\"></b>");
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}
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menuString.append("</a>");
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menuString.append("<b class=\"arrow\"></b>");
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}
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if (parent.hasChildren()) {
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if (level == 0) {
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menuString.append("<ul class=\"nav nav-list\">");
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} else {
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menuString.append("<ul class=\"submenu\">");
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}
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for (Menu child : parent.getChildren()) {
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if (child.getIsShow().equals("1")) {
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menuString.append(getChildOfTree(child, level + 1));
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}
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}
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menuString.append("</ul>");
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}
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if (level > 0) {
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menuString.append("</li>");
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}
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return menuString.toString();
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}
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}
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