package com.wucai.controller;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import java.io.*;
import java.util.*;
import java.text.*;
import org.apache.commons.fileupload.*;
import org.apache.commons.fileupload.disk.*;
import org.apache.commons.fileupload.servlet.*;
import org.apache.commons.fileupload.util.*;
import com.alibaba.fastjson.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jmx.export.annotation.ManagedAttribute;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.servlet.ModelAndView;
import com.wucai.mapper.UserMapper;
import com.wucai.po.AddressCustom;
import com.wucai.po.LoginCustom;
import com.wucai.po.OrderCustom;
import com.wucai.po.Result;
import com.wucai.po.UserCustom;
import com.wucai.po.UserImageCustom;
import com.wucai.services.AddressService;
import com.wucai.services.OrderService;
import com.wucai.services.UserService;
@Controller
@RequestMapping("/user")
public class UserController {
@Autowired
private UserService userService;
@Autowired
private AddressService addressService;
@Autowired
private OrderService orderService;
@RequestMapping("/upload")
public String upload(HttpServletRequest request) throws Exception{
String contentType = request.getContentType();
UserImageCustom userImageCustom = new UserImageCustom();
if ( contentType.indexOf("multipart/form-data") >= 0 )
{
Result result = new Result();
result.avatarUrls = new ArrayList();
result.success = false;
result.msg = "Failure!";
FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
FileItemIterator fileItems = upload.getItemIterator(request);
//定义一个变量用以储存当前头像的序号
int avatarNumber = 1;
//取服务器时间+8位随机码作为部分文件名,确保文件名无重复。
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyyMMddHHmmssS");
String fileName = simpleDateFormat.format(new Date());
Random random = new Random();
String randomCode = "";
for ( int i = 0; i < 8; i++ )
{
randomCode += Integer.toString(random.nextInt(36), 36);
}
fileName = fileName + randomCode;
//基于原图的初始化参数
String initParams = "";
BufferedInputStream inputStream;
BufferedOutputStream outputStream;
//遍历表单域
while( fileItems.hasNext() )
{
FileItemStream fileItem = fileItems.next();
String fieldName = fileItem.getFieldName();
//是否是原始图片 file 域的名称(默认的 file 域的名称是__source,可在插件配置参数中自定义。参数名:src_field_name)
Boolean isSourcePic = fieldName.equals("__source");
//文件名,如果是本地或网络图片为原始文件名(不含扩展名)、如果是摄像头拍照则为 *FromWebcam
//String name = fileItem.getName();
//当前头像基于原图的初始化参数(即只有上传原图时才会发送该数据),用于修改头像时保证界面的视图跟保存头像时一致,提升用户体验度。
//修改头像时设置默认加载的原图url为当前原图url+该参数即可,可直接附加到原图url中储存,不影响图片呈现。
if ( fieldName.equals("__initParams") )
{
inputStream = new BufferedInputStream(fileItem.openStream());
byte[] bytes = new byte [inputStream.available()];
inputStream.read(bytes);
initParams = new String(bytes, "UTF-8");
inputStream.close();
}
//如果是原始图片 file 域的名称或者以默认的头像域名称的部分“__avatar”打头
else if ( isSourcePic || fieldName.startsWith("__avatar") )
{
String virtualPath = "/upload/jsp_avatar" + avatarNumber + "_" + fileName + ".jpg";
//原始图片(默认的 file 域的名称是__source,可在插件配置参数中自定义。参数名:src_field_name)。
if( isSourcePic )
{
result.sourceUrl = virtualPath = "/upload/jsp_source_" + fileName + ".jpg";
}
//头像图片(默认的 file 域的名称:__avatar1,2,3...,可在插件配置参数中自定义,参数名:avatar_field_names)。
else
{
result.avatarUrls.add(virtualPath);
avatarNumber++;
}
inputStream = new BufferedInputStream(fileItem.openStream());
ServletContext application=request.getServletContext();
outputStream = new BufferedOutputStream(new FileOutputStream(application.getRealPath("/") + virtualPath.replace("/", "\\")));
Streams.copy(inputStream, outputStream, true);
inputStream.close();
outputStream.flush();
outputStream.close();
}
}
if ( result.sourceUrl != null )
{
result.sourceUrl += initParams;
}
result.success = true;
result.msg = "Success!";
userImageCustom.setImage(result.sourceUrl);
userImageCustom.setImage1(result.avatarUrls.get(0).toString());
userImageCustom.setImage2(result.avatarUrls.get(1).toString());
userImageCustom.setImage3(result.avatarUrls.get(2).toString());
UserCustom userCustom = (UserCustom) request.getSession().getAttribute("userCustom");
userImageCustom.setUid(userCustom.getUid());
userService.updateUserImage(userImageCustom);
userCustom = userService.findUserByUid(userCustom.getUid());
request.getSession().setAttribute("userCustom", userCustom);
if(result.avatarUrls.size() > 0){
request.getSession().setAttribute("success", "success");
}
}
return "/jsp/index";
}
}