package com.norteksoft.wf.engine.service;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang.StringUtils;
import org.jbpm.internal.log.Log;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import com.norteksoft.product.api.FileService;
import com.norteksoft.product.orm.Page;
import com.norteksoft.product.util.ContextUtils;
import com.norteksoft.task.base.enumeration.TaskProcessingMode;
import com.norteksoft.wf.engine.dao.DocumentFileDao;
import com.norteksoft.wf.engine.dao.OfficeDao;
import com.norteksoft.wf.engine.entity.Document;
import com.norteksoft.wf.engine.entity.DocumentFile;
import com.norteksoft.wf.engine.web.servlet.WebPdf;
@Service
@Transactional
public class PdfManager {
private static final Log log = Log.getLog(WebPdf.class.getName());
private OfficeDao officeDao;
private DocumentFileDao documentFileDao;
@Autowired
public void setOfficeDao(OfficeDao officeDao) {
this.officeDao = officeDao;
}
@Autowired
public void setDocumentFileDao(DocumentFileDao documentFileDao) {
this.documentFileDao = documentFileDao;
}
/**
* 根据实例查询正文
* @param page
* @param workflowInstanceId
* @param taskId
*/
public Page<Document> displayTexts(Page<Document> page,String workFlowId){
return officeDao.findPage(page, "from Document u where u.workFlowId=? ", workFlowId);
}
/**
* 查询某个正文
* @param recordId
*/
public DocumentFile getDocumentFile(Long documentId){
return documentFileDao.findUniqueNoCompanyCondition("from DocumentFile u where u.documentId=? ", documentId);
}
public Document getDocument(Long id){
return officeDao.get(id);
}
/**
* 保存正文
* @param recordId
*/
@Transactional(readOnly=false)
public void saveDocumentFile(DocumentFile entity){
documentFileDao.save(entity);
}
@Transactional(readOnly=false)
public void saveDocument(Document entity){
officeDao.save(entity);
}
/**
* office接收端代码
* @param recordId
*/
@Transactional(readOnly=false)
public void operatePdf(DBstep.iMsgServer2000 msgObj){
String optionMessage;
if (msgObj.GetMsgByName("DBSTEP").equalsIgnoreCase("DBSTEP")) { //如果是合法的信息包
optionMessage = msgObj.GetMsgByName("OPTION"); //取得操作信息
log.debug(optionMessage); //打印出调试信息
if (optionMessage.equalsIgnoreCase("LOADFILE")) { //下面的代码为打开服务器数据库里的文件
doLoadFile(msgObj);
}
else if (optionMessage.equalsIgnoreCase("SAVEFILE")) { //下面的代码为保存文件在服务器的数据库里
doSaveFile(msgObj);
}
}
else {
msgObj.MsgError("客户端发送数据包错误!");
msgObj.MsgTextClear();
msgObj.MsgFileClear();
}
}
@Transactional(readOnly=false)
private void doLoadFile(DBstep.iMsgServer2000 msgObj){
if (loadFile(msgObj)) { //从数据库调入文档
msgObj.SetMsgByName("STATUS", "打开成功!"); //设置状态信息
msgObj.MsgError(""); //清除错误信息
}else {
msgObj.MsgError("打开失败!"); //设置错误信息
}
}
//调出文档，将文档内容保存在mFileBody里，以便进行打包
@Transactional(readOnly=false)
private boolean loadFile(DBstep.iMsgServer2000 msgObj) {
boolean result = false;
String recordId = msgObj.GetMsgByName("RECORDID"); // 取得文档编号
msgObj.MsgTextClear(); // 清除文本信息
if(StringUtils.isNotEmpty(recordId)&&(!recordId.equals(NEWFILE))){
DocumentFile file = getDocumentFile(Long.parseLong(recordId));
Document document = this.getDocument(Long.parseLong(recordId));
if(document!=null){
if (file != null) {//数据库中取，兼容历史文
msgObj.MsgFileBody(file.getFileBody()); // 将文件信息打包
msgObj.MsgFileSize(document.getFileSize());
result = true;
}else{//数据库中不存在，取配置的方式
String filePath=document.getFilePath();
if (StringUtils.isNotEmpty(filePath)) {
FileService fileService =(FileService)ContextUtils.getBean("fileService");
byte[] temp = fileService.getFile(filePath);
msgObj.MsgFileBody(temp); // 将文件信息打包
msgObj.MsgFileSize(document.getFileSize());
result = true;
}
}
}
}
return result;
}
@Transactional(readOnly=false)
private void doSaveFile(DBstep.iMsgServer2000 msgObj){
if (saveFile(msgObj)) { //保存文档内容到数据库中
msgObj.SetMsgByName("STATUS", "保存成功!"); //设置状态信息
msgObj.MsgError(""); //清除错误信息
}else {
msgObj.MsgError("保存失败!"); //设置错误信息
}
msgObj.MsgFileClear(); // 清除文档内容
}
//保存文档，如果文档存在，则覆盖，不存在，则添加
@Transactional(readOnly=false)
private boolean saveFile(DBstep.iMsgServer2000 msgObj) {
boolean result = false;
String recordId = msgObj.GetMsgByName("RECORDID"); // 取得文档编号
String fileName = msgObj.GetMsgByName("FILENAME"); // 取得文档名称
String userName = msgObj.GetMsgByName("USERNAME");
String extParam = msgObj.GetMsgByName("EXTPARAM");//获得自定义参数COMPANYID:1050;WORKFLOWID:workflow_33253.11490013;TASKNAME:;TASKMODE:
String fileType = msgObj.GetMsgByName("FILETYPE");
int fileSize = msgObj.MsgFileSize(); // 取得文档大小
byte[] fileBody = msgObj.MsgFileBody(); // 取得文档内容
msgObj.MsgTextClear(); // 清除文本信息
Map<String,String> paramMap = parseExtParam(extParam);
FileService fileService =(FileService)ContextUtils.getBean("fileService");
if(StringUtils.isEmpty(recordId)||recordId.equals(NEWFILE)){
Document document = new Document();
document.setFileName(fileName);
document.setFileSize(fileSize);
document.setCreator(userName);
document.setCreatorName(paramMap.get(TRUENAME));
document.setCompanyId(Long.valueOf(paramMap.get(COMPANYID)));
document.setWorkflowId(paramMap.get(WORKFLOWID));
document.setTaskName(paramMap.get(TASKNAME));
if(StringUtils.isNotEmpty(paramMap.get(TASKMODE))){
document.setTaskMode(TaskProcessingMode.valueOf(paramMap.get(TASKMODE)));
}
document.setFileType(fileType);
document.setCreatedTime(new Date());
document.setFilePath(fileService.saveFile(fileBody));
this.saveDocument(document);
msgObj.SetMsgByName("DOCUMENTID", document.getId().toString());
result = true;
}else{
Document document = this.getDocument(Long.valueOf(recordId));
document.setFileName(fileName);
document.setFileSize(fileSize);
document.setCreatedTime(new Date());
DocumentFile file = getDocumentFile(Long.parseLong(recordId));
if(file==null){
document.setFilePath(fileService.saveFile(fileBody));
}else{
file.setDocumentId(document.getId());
file.setFileBody(fileBody);
this.saveDocumentFile(file);
}
this.saveDocument(document);
msgObj.SetMsgByName("DOCUMENTID", document.getId().toString());
result = true;
}
return result;
}
private Map<String,String> parseExtParam(String extParam ){
Map<String,String> paramMap = new HashMap<String,String>();
String[] params =extParam.split(";");
for(String param:params){
String[] key_value = param.split(":");
if(key_value.length>=2){
paramMap.put(key_value[0],key_value[1] );
}
}
return paramMap;
}
private final static String NEWFILE = "newFile";
private final static String COMPANYID ="COMPANYID";
private final static String WORKFLOWID = "WORKFLOWID";
private final static String TASKNAME = "TASKNAME";
private final static String TASKMODE = "TASKMODE";
private final static String TRUENAME = "TRUENAME";
}