package com.genersoft.iot.vmp.gb28181.utils;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import com.genersoft.iot.vmp.gb28181.bean.Device;
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import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
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import org.dom4j.Attribute;
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import org.dom4j.Document;
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import org.dom4j.DocumentException;
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import org.dom4j.Element;
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import org.dom4j.io.SAXReader;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.util.StringUtils;
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import javax.sip.RequestEvent;
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import javax.sip.message.Request;
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import java.io.ByteArrayInputStream;
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import java.io.StringReader;
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import java.util.*;
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/**
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* 基于dom4j的工具包
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*
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*
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*/
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public class XmlUtil {
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/**
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* 日志服务
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*/
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private static Logger LOG = LoggerFactory.getLogger(XmlUtil.class);
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/**
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* 解析XML为Document对象
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*
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* @param xml 被解析的XMl
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*
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* @return Document
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*/
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public static Element parseXml(String xml) {
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Document document = null;
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//
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StringReader sr = new StringReader(xml);
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SAXReader saxReader = new SAXReader();
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try {
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document = saxReader.read(sr);
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} catch (DocumentException e) {
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LOG.error("解析失败", e);
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}
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return null == document ? null : document.getRootElement();
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}
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/**
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* 获取element对象的text的值
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*
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* @param em 节点的对象
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* @param tag 节点的tag
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* @return 节点
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*/
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public static String getText(Element em, String tag) {
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if (null == em) {
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return null;
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}
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Element e = em.element(tag);
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//
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return null == e ? null : e.getText().trim();
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}
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/**
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* 递归解析xml节点，适用于 多节点数据
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*
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* @param node node
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* @param nodeName nodeName
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* @return List<Map<String, Object>>
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*/
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public static List<Map<String, Object>> listNodes(Element node, String nodeName) {
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if (null == node) {
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return null;
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}
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// 初始化返回
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List<Map<String, Object>> listMap = new ArrayList<Map<String, Object>>();
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// 首先获取当前节点的所有属性节点
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List<Attribute> list = node.attributes();
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Map<String, Object> map = null;
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// 遍历属性节点
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for (Attribute attribute : list) {
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if (nodeName.equals(node.getName())) {
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if (null == map) {
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map = new HashMap<String, Object>();
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listMap.add(map);
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}
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// 取到的节点属性放到map中
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map.put(attribute.getName(), attribute.getValue());
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}
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}
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// 遍历当前节点下的所有节点 ，nodeName 要解析的节点名称
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// 使用递归
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Iterator<Element> iterator = node.elementIterator();
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while (iterator.hasNext()) {
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Element e = iterator.next();
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listMap.addAll(listNodes(e, nodeName));
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}
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return listMap;
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}
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/**
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* xml转json
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*
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* @param element
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* @param json
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*/
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public static void node2Json(Element element, JSONObject json) {
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// 如果是属性
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for (Object o : element.attributes()) {
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Attribute attr = (Attribute) o;
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if (!StringUtils.isEmpty(attr.getValue())) {
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json.put("@" + attr.getName(), attr.getValue());
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}
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}
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List<Element> chdEl = element.elements();
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if (chdEl.isEmpty() && !StringUtils.isEmpty(element.getText())) {// 如果没有子元素,只有一个值
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json.put(element.getName(), element.getText());
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}
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for (Element e : chdEl) { // 有子元素
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if (!e.elements().isEmpty()) { // 子元素也有子元素
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JSONObject chdjson = new JSONObject();
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node2Json(e, chdjson);
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Object o = json.get(e.getName());
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if (o != null) {
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JSONArray jsona = null;
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if (o instanceof JSONObject) { // 如果此元素已存在,则转为jsonArray
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JSONObject jsono = (JSONObject) o;
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json.remove(e.getName());
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jsona = new JSONArray();
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jsona.add(jsono);
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jsona.add(chdjson);
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}
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if (o instanceof JSONArray) {
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jsona = (JSONArray) o;
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jsona.add(chdjson);
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}
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json.put(e.getName(), jsona);
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} else {
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if (!chdjson.isEmpty()) {
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json.put(e.getName(), chdjson);
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}
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}
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} else { // 子元素没有子元素
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for (Object o : element.attributes()) {
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Attribute attr = (Attribute) o;
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if (!StringUtils.isEmpty(attr.getValue())) {
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json.put("@" + attr.getName(), attr.getValue());
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}
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}
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if (!e.getText().isEmpty()) {
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json.put(e.getName(), e.getText());
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}
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}
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}
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}
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public static Element getRootElement(RequestEvent evt) throws DocumentException {
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return getRootElement(evt, "gb2312");
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}
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public static Element getRootElement(RequestEvent evt, String charset) throws DocumentException {
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Request request = evt.getRequest();
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return getRootElement(request.getRawContent(), charset);
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}
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public static Element getRootElement(byte[] content, String charset) throws DocumentException {
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if (charset == null) {
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charset = "gb2312";
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}
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SAXReader reader = new SAXReader();
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reader.setEncoding(charset);
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Document xml = reader.read(new ByteArrayInputStream(content));
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return xml.getRootElement();
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}
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public static DeviceChannel channelContentHander(Element itemDevice, Device device){
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Element channdelNameElement = itemDevice.element("Name");
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String channelName = channdelNameElement != null ? channdelNameElement.getTextTrim().toString() : "";
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Element statusElement = itemDevice.element("Status");
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String status = statusElement != null ? statusElement.getTextTrim().toString() : "ON";
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DeviceChannel deviceChannel = new DeviceChannel();
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deviceChannel.setName(channelName);
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Element channdelIdElement = itemDevice.element("DeviceID");
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String channelId = channdelIdElement != null ? channdelIdElement.getTextTrim().toString() : "";
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deviceChannel.setChannelId(channelId);
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// ONLINE OFFLINE HIKVISION DS-7716N-E4 NVR的兼容性处理
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if (status.equals("ON") || status.equals("On") || status.equals("ONLINE") || status.equals("OK")) {
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deviceChannel.setStatus(1);
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}
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if (status.equals("OFF") || status.equals("Off") || status.equals("OFFLINE")) {
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deviceChannel.setStatus(0);
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}
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deviceChannel.setManufacture(XmlUtil.getText(itemDevice, "Manufacturer"));
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deviceChannel.setModel(XmlUtil.getText(itemDevice, "Model"));
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deviceChannel.setOwner(XmlUtil.getText(itemDevice, "Owner"));
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deviceChannel.setCivilCode(XmlUtil.getText(itemDevice, "CivilCode"));
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deviceChannel.setBlock(XmlUtil.getText(itemDevice, "Block"));
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deviceChannel.setAddress(XmlUtil.getText(itemDevice, "Address"));
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String businessGroupID = XmlUtil.getText(itemDevice, "BusinessGroupID");
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if (XmlUtil.getText(itemDevice, "Parental") == null
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|| XmlUtil.getText(itemDevice, "Parental").equals("")) {
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if (deviceChannel.getChannelId().length() <= 10
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|| (deviceChannel.getChannelId().length() == 20 && (
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Integer.parseInt(deviceChannel.getChannelId().substring(10, 13)) == 215
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|| Integer.parseInt(deviceChannel.getChannelId().substring(10, 13)) == 216
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)
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)
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) {
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deviceChannel.setParental(1);
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}else {
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deviceChannel.setParental(0);
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}
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} else {
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// 由于海康会错误的发送65535作为这里的取值,所以这里除非是0否则认为是1
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deviceChannel.setParental(Integer.parseInt(XmlUtil.getText(itemDevice, "Parental")) == 1?1:0);
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}
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/**
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* 行政区划展示设备树与业务分组展示设备树是两种不同的模式
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* 行政区划展示设备树 各个目录之间主要靠deviceId做关联,摄像头通过CivilCode指定其属于那个行政区划;都是不超过十位的编号; 结构如下:
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* 河北省
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* --> 石家庄市
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* --> 摄像头
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* --> 正定县
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* --> 摄像头
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* --> 摄像头
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*
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* 业务分组展示设备树是顶级是业务分组,其下的虚拟组织靠BusinessGroupID指定其所属的业务分组;摄像头通过ParentId来指定其所属于的虚拟组织:
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* 业务分组
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* --> 虚拟组织
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* --> 摄像头
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* --> 虚拟组织
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* --> 摄像头
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* --> 摄像头
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*/
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String parentId = XmlUtil.getText(itemDevice, "ParentID");
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if (parentId != null) {
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if (parentId.contains("/")) {
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String lastParentId = parentId.substring(parentId.lastIndexOf("/") + 1);
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deviceChannel.setParentId(lastParentId);
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}else {
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deviceChannel.setParentId(parentId);
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}
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}else {
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if (deviceChannel.getChannelId().length() <= 10) { // 此时为行政区划, 上下级行政区划使用DeviceId关联
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deviceChannel.setParentId(deviceChannel.getChannelId().substring(0, deviceChannel.getChannelId().length() - 2));
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}else if (deviceChannel.getChannelId().length() == 20) {
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if (Integer.parseInt(deviceChannel.getChannelId().substring(10, 13)) == 216) { // 虚拟组织
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deviceChannel.setParentId(businessGroupID);
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}else if (Integer.parseInt(device.getDeviceId().substring(10, 13) )== 118) {//NVR 如果上级设备编号是NVR则直接将NVR的编号设置给通道的上级编号
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deviceChannel.setParentId(device.getDeviceId());
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}else if (deviceChannel.getCivilCode() != null) {
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// 设备， 无parentId的20位是使用CivilCode表示上级的设备，
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// 注：215 业务分组是需要有parentId的
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deviceChannel.setParentId(deviceChannel.getCivilCode());
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}
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}else {
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deviceChannel.setParentId(deviceChannel.getDeviceId());
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}
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}
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if (XmlUtil.getText(itemDevice, "SafetyWay") == null
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|| XmlUtil.getText(itemDevice, "SafetyWay") == "") {
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deviceChannel.setSafetyWay(0);
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} else {
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deviceChannel.setSafetyWay(Integer.parseInt(XmlUtil.getText(itemDevice, "SafetyWay")));
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}
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if (XmlUtil.getText(itemDevice, "RegisterWay") == null
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|| XmlUtil.getText(itemDevice, "RegisterWay") == "") {
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deviceChannel.setRegisterWay(1);
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} else {
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deviceChannel.setRegisterWay(Integer.parseInt(XmlUtil.getText(itemDevice, "RegisterWay")));
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}
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deviceChannel.setCertNum(XmlUtil.getText(itemDevice, "CertNum"));
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if (XmlUtil.getText(itemDevice, "Certifiable") == null
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|| XmlUtil.getText(itemDevice, "Certifiable") == "") {
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deviceChannel.setCertifiable(0);
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} else {
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deviceChannel.setCertifiable(Integer.parseInt(XmlUtil.getText(itemDevice, "Certifiable")));
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}
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if (XmlUtil.getText(itemDevice, "ErrCode") == null
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|| XmlUtil.getText(itemDevice, "ErrCode") == "") {
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deviceChannel.setErrCode(0);
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} else {
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deviceChannel.setErrCode(Integer.parseInt(XmlUtil.getText(itemDevice, "ErrCode")));
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}
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deviceChannel.setEndTime(XmlUtil.getText(itemDevice, "EndTime"));
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deviceChannel.setSecrecy(XmlUtil.getText(itemDevice, "Secrecy"));
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deviceChannel.setIpAddress(XmlUtil.getText(itemDevice, "IPAddress"));
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if (XmlUtil.getText(itemDevice, "Port") == null || XmlUtil.getText(itemDevice, "Port") == "") {
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deviceChannel.setPort(0);
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} else {
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deviceChannel.setPort(Integer.parseInt(XmlUtil.getText(itemDevice, "Port")));
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}
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deviceChannel.setPassword(XmlUtil.getText(itemDevice, "Password"));
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if (NumericUtil.isDouble(XmlUtil.getText(itemDevice, "Longitude"))) {
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deviceChannel.setLongitude(Double.parseDouble(XmlUtil.getText(itemDevice, "Longitude")));
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} else {
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deviceChannel.setLongitude(0.00);
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}
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if (NumericUtil.isDouble(XmlUtil.getText(itemDevice, "Latitude"))) {
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deviceChannel.setLatitude(Double.parseDouble(XmlUtil.getText(itemDevice, "Latitude")));
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} else {
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deviceChannel.setLatitude(0.00);
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}
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if (deviceChannel.getLongitude()*deviceChannel.getLatitude() > 0) {
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if ("WGS84".equals(device.getGeoCoordSys())) {
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deviceChannel.setLongitudeWgs84(deviceChannel.getLongitude());
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deviceChannel.setLatitudeWgs84(deviceChannel.getLatitude());
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Double[] position = Coordtransform.WGS84ToGCJ02(deviceChannel.getLongitude(), deviceChannel.getLatitude());
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deviceChannel.setLongitudeGcj02(position[0]);
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deviceChannel.setLatitudeGcj02(position[1]);
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}else if ("GCJ02".equals(device.getGeoCoordSys())) {
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deviceChannel.setLongitudeGcj02(deviceChannel.getLongitude());
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deviceChannel.setLatitudeGcj02(deviceChannel.getLatitude());
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Double[] position = Coordtransform.GCJ02ToWGS84(deviceChannel.getLongitude(), deviceChannel.getLatitude());
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deviceChannel.setLongitudeWgs84(position[0]);
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deviceChannel.setLatitudeWgs84(position[1]);
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}else {
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deviceChannel.setLongitudeGcj02(0.00);
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deviceChannel.setLatitudeGcj02(0.00);
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deviceChannel.setLongitudeWgs84(0.00);
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deviceChannel.setLatitudeWgs84(0.00);
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}
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}else {
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deviceChannel.setLongitudeGcj02(deviceChannel.getLongitude());
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deviceChannel.setLatitudeGcj02(deviceChannel.getLatitude());
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deviceChannel.setLongitudeWgs84(deviceChannel.getLongitude());
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deviceChannel.setLatitudeWgs84(deviceChannel.getLatitude());
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}
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if (XmlUtil.getText(itemDevice, "PTZType") == null || "".equals(XmlUtil.getText(itemDevice, "PTZType"))) {
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//兼容INFO中的信息
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Element info = itemDevice.element("Info");
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if(XmlUtil.getText(info, "PTZType") == null || "".equals(XmlUtil.getText(info, "PTZType"))){
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deviceChannel.setPTZType(0);
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}else{
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deviceChannel.setPTZType(Integer.parseInt(XmlUtil.getText(info, "PTZType")));
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}
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} else {
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deviceChannel.setPTZType(Integer.parseInt(XmlUtil.getText(itemDevice, "PTZType")));
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}
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deviceChannel.setHasAudio(true); // 默认含有音频，播放时再检查是否有音频及是否AAC
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return deviceChannel;
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}
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}
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