SocialGetGroupIconOnlyImg.jsp
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<%@page import="weaver.file.AESCoder"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"%>
<%@page import="net.sf.json.JSONObject"%>
<%@ page import="weaver.file.FileUpload,weaver.file.Prop"%>
<%@ page import="weaver.general.*"%>
<%@ page import="weaver.hrm.*"%>
<%@ page import="java.util.*"%>
<%@ page import="com.sun.image.codec.jpeg.*"%>
<%@ page import="java.awt.*"%>
<%@ page import="java.awt.geom.Rectangle2D"%>
<%@ page import="java.awt.image.*"%>
<%@ page import="java.io.*"%>
<%@ page import="javax.imageio.ImageIO"%>
<%@ page import="org.apache.commons.fileupload.*"%>
<%@ page import="java.util.zip.*"%>
<%@page import="weaver.hrm.resource.ResourceComInfo"%>
<%@page import="weaver.alioss.AliOSSObjectManager"%>
<jsp:useBean id="rs" class="weaver.conn.RecordSet" scope="page"/>
<%
response.setHeader("cache-control", "no-cache");
response.setHeader("pragma", "no-cache");
response.setHeader("expires", "Mon 1 Jan 1990 00:00:00 GMT");
User user = HrmUserVarify.getUser (request , response) ;
if(user == null) return ;
String method = Util.null2String(request.getParameter("method"));
if("preview".equals(method)){
//不开启压缩，只开启文件名随机，第三个参数时是否压缩，第四个参数是是否随机名
FileUpload fu = new FileUpload(request,"utf-8",false,false);
int imagefileid = Util.getIntValue(fu.uploadFiles("Filedata"));
response.sendRedirect("SocialGetGroupIconSub.jsp?imagefileid="+imagefileid);
}else if("setGroupIcon".equals(method)){
String discussid = Util.null2String(request.getParameter("discussid"));
int x1 = 0;
int y1 = 0;
int x2 = 0;
int y2 = 0;
int formatWidth = 0;
int formatHeight = 0;
int imagefileid=0;
DiskFileUpload dfu = new DiskFileUpload();
dfu.setSizeMax(4194304); //4MB
dfu.setSizeThreshold(4096); //缓冲区大小4kb
java.util.List fileItems = dfu.parseRequest(request);
Iterator ite = fileItems.iterator();
try {
while (ite.hasNext()) {
FileItem item = (FileItem) ite.next();
if (!item.isFormField()) {
String name = item.getName();
if(Util.isExcuteFile(name)) continue;
long size = item.getSize();
if ((name == null || name.equals("")) || size == 0)
continue;
//imagefile = new BufferedInputStream(item.getInputStream());
} else {
if (item.getFieldName().equals("x1"))
x1 = Util.getIntValue(item.getString("UTF-8"));
if (item.getFieldName().equals("y1"))
y1 = Util.getIntValue(item.getString("UTF-8"));
if (item.getFieldName().equals("x2"))
x2 = Util.getIntValue(item.getString("UTF-8"));
if (item.getFieldName().equals("y2"))
y2 = Util.getIntValue(item.getString("UTF-8"));
if (item.getFieldName().equals("formatHeight"))
formatHeight = Util.getIntValue(item.getString("UTF-8"));
if (item.getFieldName().equals("formatWidth"))
formatWidth = Util.getIntValue(item.getString("UTF-8"));
if (item.getFieldName().equals("imagefileid"))
imagefileid = Util.getIntValue(item.getString("UTF-8"));
}
}
} catch (Exception e) {
}
rs.executeQuery("select imagefilename,isaesencrypt,aescode,filerealpath,iszip from imagefile where imagefileid= ?", imagefileid);
rs.next();
String filerealpath=Util.null2String(rs.getString("filerealpath"));
String iszip=Util.null2String(rs.getString("iszip"));
String isaesencrypt = Util.null2String(rs.getString("isaesencrypt"));
String aescode = Util.null2String(rs.getString("aescode"));
String imagefilename =Util.null2String(rs.getString("imagefilename"));
InputStream imagefile = null;
Image image =null;
try{
File thefile = new File(filerealpath);
if (iszip.equals("1")) {
ZipInputStream zin = new ZipInputStream(new FileInputStream(thefile));
if (zin.getNextEntry() != null) {
imagefile = new BufferedInputStream(zin);
}
} else {
imagefile = new BufferedInputStream(new FileInputStream(thefile));
}
if(isaesencrypt.equals("1")){
imagefile = AESCoder.decrypt(imagefile,aescode);
}
image = ImageIO.read(imagefile);
//创建一个BufferedImage 477px;height:287px
BufferedImage bufimage = new BufferedImage(formatWidth,formatHeight,BufferedImage.TYPE_3BYTE_BGR);
//把图片读到bufferedImage中
bufimage.getGraphics().drawImage(image,0,0, formatWidth, formatHeight, null);
//得到转换后的Image图片
image = bufimage;
imagefile.close();
}catch (Exception e) {e.printStackTrace();}
int width = x2 - x1;
int height = y2 - y1;
if(width<0)width=100;
if(height<0)height=100;
BufferedImage thumbImage = new BufferedImage(width, height,
BufferedImage.TYPE_INT_RGB);
int[] data = new int[width * height];
int i = 0;
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
data[i++] = 0xffffffff;
}
}
thumbImage.setRGB(0, 0, width, height, data, 0, width);
Graphics2D graphics2D = thumbImage.createGraphics();
graphics2D.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
RenderingHints.VALUE_INTERPOLATION_BILINEAR);
graphics2D.drawImage(image, 0, 0, width, height, x1, y1, x2,
y2, Color.white, null);
try{
ImageIO.write(thumbImage, "jpg", new File(filerealpath));
}catch (Exception e) {e.printStackTrace();}
JSONObject result = new JSONObject();
result.put("issuccess","1");
result.put("discussid",discussid);
result.put("imagefileid",imagefileid);
out.println(result.toString());
}
%>