package org.jeecgframework.web.system.controller.core;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.util.List;
import javax.imageio.ImageIO;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.jeecgframework.web.system.pojo.base.TSFunction;
import org.jeecgframework.web.system.pojo.base.TSIcon;
import org.jeecgframework.web.system.pojo.base.TSOperation;
import org.jeecgframework.web.system.service.SystemService;
import org.jeecgframework.core.common.controller.BaseController;
import org.jeecgframework.core.common.hibernate.qbc.CriteriaQuery;
import org.jeecgframework.core.common.model.common.UploadFile;
import org.jeecgframework.core.common.model.json.AjaxJson;
import org.jeecgframework.core.common.model.json.DataGrid;
import org.jeecgframework.core.constant.Globals;
import org.jeecgframework.core.util.StringUtil;
import org.jeecgframework.core.util.oConvertUtils;
import org.jeecgframework.tag.core.easyui.TagUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.ModelAndView;
/**
* 图标信息处理类
*
* @author 张代浩
*
*/
@Controller
@RequestMapping("/iconController")
public class IconController extends BaseController {
private SystemService systemService;
private String message;
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
@Autowired
public void setSystemService(SystemService systemService) {
this.systemService = systemService;
}
/**
* 图标列表页面跳转
*
* @return
*/
@RequestMapping(params = "icon")
public ModelAndView icon() {
return new ModelAndView("system/icon/iconList");
}
/**
* easyuiAJAX请求数据
*
* @param request
* @param response
* @param dataGrid
*/
@RequestMapping(params = "datagrid")
public void datagrid(TSIcon icon,HttpServletRequest request, HttpServletResponse response, DataGrid dataGrid) {
CriteriaQuery cq = new CriteriaQuery(TSIcon.class, dataGrid);
org.jeecgframework.core.extend.hqlsearch.HqlGenerateUtil.installHql(cq, icon);
cq.add();
this.systemService.getDataGridReturn(cq, true);
IconImageUtil.convertDataGrid(dataGrid, request);//先把数据库的byte存成图片到临时目录，再给每个TsIcon设置目录路径
TagUtil.datagrid(response, dataGrid);
}
/**
* 上传图标
*
* @param request
* @return
* @throws Exception
*/
@RequestMapping(params = "saveOrUpdateIcon", method = RequestMethod.POST)
@ResponseBody
public AjaxJson saveOrUpdateIcon(HttpServletRequest request) throws Exception {
AjaxJson j = new AjaxJson();
TSIcon icon = new TSIcon();
Short iconType = oConvertUtils.getShort(request.getParameter("iconType"));
String iconName = oConvertUtils.getString(request.getParameter("iconName"));
String id = request.getParameter("id");
icon.setId(id);
icon.setIconName(iconName);
icon.setIconType(iconType);
// uploadFile.setBasePath("images/accordion");
UploadFile uploadFile = new UploadFile(request, icon);
uploadFile.setCusPath("plug-in/accordion/images");
uploadFile.setExtend("extend");
uploadFile.setTitleField("iconclas");
uploadFile.setRealPath("iconPath");
uploadFile.setObject(icon);
uploadFile.setByteField("iconContent");
uploadFile.setRename(false);
systemService.uploadFile(uploadFile);
// 图标的css样式
String css = "." + icon.getIconClas() + "{background:url('../images/" + icon.getIconClas() + "." + icon.getExtend() + "') no-repeat}";
write(request, css);
message = "上传成功";
j.setMsg(message);
return j;
}
/**
* 没有上传文件时更新信息
*
* @param request
* @return
* @throws Exception
*/
@SuppressWarnings("deprecation")
@RequestMapping(params = "update", method = RequestMethod.POST)
@ResponseBody
public AjaxJson update(HttpServletRequest request) throws Exception {
AjaxJson j = new AjaxJson();
Short iconType = oConvertUtils.getShort(request.getParameter("iconType"));
String iconName = java.net.URLDecoder.decode(oConvertUtils.getString(request.getParameter("iconName")));
String id = request.getParameter("id");
TSIcon icon = new TSIcon();
if (StringUtil.isNotEmpty(id)) {
icon = systemService.get(TSIcon.class, id);
icon.setId(id);
}
icon.setIconName(iconName);
icon.setIconType(iconType);
systemService.saveOrUpdate(icon);
// 图标的css样式
String css = "." + icon.getIconClas() + "{background:url('../images/" + icon.getIconClas() + "." + icon.getExtend() + "') no-repeat}";
write(request, css);
message = "更新成功";
j.setMsg(message);
return j;
}
/**
* 添加图标样式
*
* @param request
* @param css
*/
protected void write(HttpServletRequest request, String css) {
try {
String path = request.getSession().getServletContext().getRealPath("/plug-in/accordion/css/icons.css");
File file = new File(path);
if (!file.exists()) {
file.createNewFile();
}
FileWriter out = new FileWriter(file, true);
out.write("\r\n");
out.write(css);
out.close();
} catch (Exception e) {
}
}
/**
* 恢复图标（将数据库图标数据写入图标存放的路径下）
*
* @param request
* @return
* @throws Exception
*/
@RequestMapping(params = "repair")
@ResponseBody
public AjaxJson repair(HttpServletRequest request) throws Exception {
AjaxJson json = new AjaxJson();
List<TSIcon> icons = systemService.loadAll(TSIcon.class);
String rootpath = request.getSession().getServletContext().getRealPath("/");
String csspath = request.getSession().getServletContext().getRealPath("/plug-in/accordion/css/icons.css");
// 清空CSS文件内容
clearFile(csspath);
for (TSIcon c : icons) {
File file = new File(rootpath + c.getIconPath());
if (!file.exists()) {
byte[] content = c.getIconContent();
if (content != null) {
BufferedImage imag = ImageIO.read(new ByteArrayInputStream(content));
ImageIO.write(imag, "PNG", file);// 输出到 png 文件
}
}
String css = "." + c.getIconClas() + "{background:url('../images/" + c.getIconClas() + "." + c.getExtend() + "') no-repeat}";
write(request, css);
json.setMsg("样式表创建成功");
}
json.setSuccess(true);
return json;
}
/**
* 清空文件内容
*
* @param request
* @param css
*/
protected void clearFile(String path) {
try {
FileOutputStream fos = new FileOutputStream(new File(path));
fos.write("".getBytes());
fos.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 删除图标
*
* @param icon
* @param request
* @return
*/
@RequestMapping(params = "del")
@ResponseBody
public AjaxJson del(TSIcon icon, HttpServletRequest request) {
AjaxJson j = new AjaxJson();
icon = systemService.getEntity(TSIcon.class, icon.getId());
boolean isPermit=isPermitDel(icon);
if(isPermit){
systemService.delete(icon);
message = "图标: " + icon.getIconName() + "被删除成功。";
systemService.addLog(message, Globals.Log_Type_DEL, Globals.Log_Leavel_INFO);
return j;
}
message = "图标: " + icon.getIconName() + "正在使用，不允许删除。";
j.setMsg(message);
return j;
}
/**
* 检查是否允许删除该图标。
* @param icon 图标。
* @return true允许；false不允许；
*/
private boolean isPermitDel(TSIcon icon) {
List<TSFunction> functions = systemService.findByProperty(TSFunction.class, "TSIcon.id", icon.getId());
if (functions==null||functions.isEmpty()) {
return true;
}
return false;
}
public void upEntity(TSIcon icon) {
List<TSFunction> functions = systemService.findByProperty(TSFunction.class, "TSIcon.id", icon.getId());
if (functions.size() > 0) {
for (TSFunction tsFunction : functions) {
tsFunction.setTSIcon(null);
systemService.saveOrUpdate(tsFunction);
}
}
List<TSOperation> operations = systemService.findByProperty(TSOperation.class, "TSIcon.id", icon.getId());
if (operations.size() > 0) {
for (TSOperation tsOperation : operations) {
tsOperation.setTSIcon(null);
systemService.saveOrUpdate(tsOperation);
}
}
}
/**
* 图标页面跳转
*
* @param icon
* @param req
* @return
*/
@RequestMapping(params = "addorupdate")
public ModelAndView addorupdate(TSIcon icon, HttpServletRequest req) {
if (StringUtil.isNotEmpty(icon.getId())) {
icon = systemService.getEntity(TSIcon.class, icon.getId());
req.setAttribute("icon", icon);
}
return new ModelAndView("system/icon/icons");
}
}