package com.kingdee.shr.customer.gtiit.handler;

import java.io.BufferedOutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.log4j.Logger;
import org.springframework.ui.ModelMap;

import com.aspose.pdf.DocSaveOptions;
import com.aspose.pdf.Document;
import com.aspose.pdf.SaveFormat;
import com.kingdee.bos.BOSException;
import com.kingdee.shr.base.syssetting.exception.SHRWebException;
import com.kingdee.shr.empCertification.web.handler.HRcertificationbillListHandler;

public class HRcertificationbillListHandlerEx extends HRcertificationbillListHandler{

	private static Logger logger =
	        Logger.getLogger("com.kingdee.shr.customer.gtiit.handler.HRcertificationbillListHandlerEx");
	
	public void convertPdfToWordAction(HttpServletRequest request, HttpServletResponse response, ModelMap modelMap) throws SHRWebException {
		logger.error("进入附件转换方法"); 
		String downloadUrl = request.getParameter("downloadUrl");
		downloadUrl = downloadUrl.replace(" ", "+");
		String fileName = request.getParameter("fileName"); 
		logger.error("附件下载路径："+downloadUrl);
		logger.error("附件名称："+fileName);
		File attachFile = null;
		try {
			// 创建 URL 对象 
            URL url = new URL(downloadUrl);
            HttpURLConnection conn = (HttpURLConnection) url.openConnection();
            // 设置超时时间为100秒
            conn.setConnectTimeout(100 * 1000);
            // 得到输入流
            InputStream inputStream = conn.getInputStream();
            // 创建文件输出流
            attachFile = File.createTempFile("temp", ".pdf");
            // 将输入流中的数据写入临时文件
            FileOutputStream outputStream = new FileOutputStream(attachFile);
            // 读取输入流中的数据并写入输出流
            byte[] buffer = new byte[4096];
            int bytesRead;
            while ((bytesRead = inputStream.read(buffer)) != -1) {
                outputStream.write(buffer, 0, bytesRead);
            }
            // 关闭流
            inputStream.close();
            outputStream.close();
            
			FileInputStream fileInputStream = new FileInputStream(attachFile);
            // 创建输出流
            ByteArrayOutputStream byteOutputStream = new ByteArrayOutputStream();
            //doc是将要被转化的word文档
            Document doc = new Document(fileInputStream);
            //全面支持DOC, DOCX, OOXML, RTF HTML, OpenDocument, PDF, EPUB, XPS, SWF 相互转换
            doc.save(byteOutputStream, SaveFormat.DocX);
            // 将 ByteArrayOutputStream 转换为 InputStream
            InputStream input = new ByteArrayInputStream(byteOutputStream.toByteArray());
            
            try (BufferedOutputStream out = new BufferedOutputStream(response.getOutputStream())) {
//    			//通知浏览器以附件形式下载
    			response.setHeader("Content-Disposition", "attachment; filename=" + URLEncoder.encode(fileName, "UTF-8"));
    			//文件输出格式
    			response.setContentType("multipart/form-data;charset=utf-8");
    			byte[] car = new byte[1024];
    			int len;
    			while ((len = input.read(car)) != -1) {
    				out.write(car, 0, len);
    			}
    		} catch (IOException e) {
    			e.getMessage();
    		}
            doc.close();
            fileInputStream.close();
            byteOutputStream.close();
			
        } catch (Exception e) {
            e.printStackTrace();
            logger.error("附件类型转换失败："+e.getMessage());
        }
		if(attachFile != null) {
			attachFile.deleteOnExit();
			attachFile.delete();
		}
	}
	
	/*public void convertPdfToWordAction(HttpServletRequest request, HttpServletResponse response, ModelMap modelMap) throws SHRWebException {
		logger.error("进入附件转换方法");
		String downloadUrl = request.getParameter("downloadUrl");
		downloadUrl = downloadUrl.replace(" ", "+");
		String fileName = request.getParameter("fileName"); 
		logger.error("附件下载路径："+downloadUrl);
		logger.error("附件名称："+fileName);
		try {
			URL url = new URL(downloadUrl);
	        HttpURLConnection httpConn = (HttpURLConnection) url.openConnection();
	        int responseCode = httpConn.getResponseCode();
	        // 检查是否成功连接到文件
	        if (responseCode == HttpURLConnection.HTTP_OK) {
	            InputStream inputStream = url.openStream();
	            
	            File tempFile = File.createTempFile("temp", ".pdf");
	            // 将输入流中的数据写入临时文件
	            FileOutputStream fileOutputStream = new FileOutputStream(tempFile);
	            byte[] buffer = new byte[1024];
	            int bytesRead;
	            while ((bytesRead = inputStream.read(buffer)) != -1) {
	            	fileOutputStream.write(buffer, 0, bytesRead);
	            }
	            fileOutputStream.close();
	            inputStream.close();
	            InputStream fileInputStream = new FileInputStream(tempFile.getPath());
	            tempFile.deleteOnExit();
	            tempFile.delete();
	            // 创建输出流
	            ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
	            //doc是将要被转化的word文档
	            Document doc = new Document(fileInputStream);
	            //全面支持DOC, DOCX, OOXML, RTF HTML, OpenDocument, PDF, EPUB, XPS, SWF 相互转换
	            DocSaveOptions saveOptions = new DocSaveOptions();
	            doc.save(outputStream, saveOptions);
	            // 将 ByteArrayOutputStream 转换为 InputStream
	            InputStream input = new ByteArrayInputStream(outputStream.toByteArray());
	            
	            doc.close();
	            inputStream.close();
	            
	            try (BufferedOutputStream out = new BufferedOutputStream(response.getOutputStream())) {
//	    			//通知浏览器以附件形式下载
	    			response.setHeader("Content-Disposition", "attachment; filename=" + URLEncoder.encode(fileName, "UTF-8"));
	    			//文件输出格式
	    			response.setContentType("multipart/form-data;charset=utf-8");
	    			byte[] car = new byte[1024];
	    			int len;
	    			while ((len = input.read(car)) != -1) {
	    				out.write(car, 0, len);
	    			}
	    		} catch (IOException e) {
	    			e.getMessage();
	    		}
	            input.close();
	            outputStream.close();
	        }else {
	        	logger.error("附件路径转换异常");
	        }
            
        } catch (Exception e) {
            e.printStackTrace();
            logger.error("附件类型转换失败："+e.getMessage());
        }
		
	}*/
	
}