Ò»¡¢kindeditorÒÔ¼°struts2²¿Êð´î½¨²»ÔÙ׸Êö,ÈçÐèÒªÇë²Î¿¼kindeditorʹÓ÷½·¨ Struts2¿ò¼Ü´î½¨
¶þ¡¢kindeditorͼƬÉÏ´«ËùÒÀÀµjar°üÔÚkindeditor\jsp\libÏÂÓÐÈý¡¢ÒÔÏÂÁгö²¿·ÖºËÐÄ´úÂë,ÈçÐèҪȫ²¿Ô´Âë¿Éµã»÷ÏÂÔØ(´ýÉÏ´«)
JSP
<script type="text/javascript">
$(function(){
KindEditor.ready(function(K) {
var editor1 = K.create('#editor_id', {
//×Ô¶¨Ò幤¾ßÀ¸
items:[
'code', '|', 'justifyleft', 'justifycenter', 'justifyright',
'justifyfull', 'insertorderedlist', 'insertunorderedlist', 'indent', 'outdent',
'clearhtml', 'quickformat', 'selectall', '|', 'fullscreen',
'formatblock', 'fontname', 'fontsize', '|', 'forecolor', 'hilitecolor', 'bold',
'italic', 'underline', 'strikethrough', 'lineheight', 'removeformat',
'|', 'image', 'multiimage',
'insertfile', 'table', 'hr', 'emoticons', 'baidumap', 'pagebreak',
'anchor', 'link', 'unlink'
],
uploadJson : 'ImgUpload.action', //ͼƬÉÏ´«Action
allowImageRemote : false //È¡ÏûÍøÂçͼƬÉÏ´«
});
});
})
</script>import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.Arrays;
import java.util.Date;
import java.util.HashMap;
import java.util.Random;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.FileItemFactory;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.apache.struts2.ServletActionContext;
import org.apache.struts2.dispatcher.multipart.MultiPartRequestWrapper;
import org.json.simple.JSONObject;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;
public class ImgUploadAction extends ActionSupport {
private static final long serialVersionUID = 1L;
public String imgUpload() {
//»ñÈ¡response¡¢request¶ÔÏó
ActionContext ac = ActionContext.getContext();
HttpServletResponse response = (HttpServletResponse) ac.get(ServletActionContext.HTTP_RESPONSE);
HttpServletRequest request = (HttpServletRequest) ac.get(ServletActionContext.HTTP_REQUEST);
PrintWriter out = null; //Êä³öÁ÷
try {
out = response.getWriter();
} catch (IOException e1) {
e1.printStackTrace();
}
String savePath = ServletActionContext.getServletContext().getRealPath("/") + "attached/";
// Îļþ±£´æĿ¼URL
String saveUrl = request.getContextPath() + "/attached/";
// ¶¨ÒåÔÊÐíÉÏ´«µÄÎļþÀ©Õ¹Ãû
HashMap extMap = new HashMap();
extMap.put("image", "gif,jpg,jpeg,png,bmp");
extMap.put("flash", "swf,flv");
extMap.put("media", "swf,flv,mp3,wav,wma,wmv,mid,avi,mpg,asf,rm,rmvb");
extMap.put("file", "doc,docx,xls,xlsx,ppt,htm,html,txt,zip,rar,gz,bz2");
// ×î´óÎļþ´óС
long maxSize = 1000000;
response.setContentType("text/html; charset=UTF-8");
if (!ServletFileUpload.isMultipartContent(request)) {
out.println(getError("ÇëÑ¡ÔñÎļþ¡£"));
return null;
}
// ¼ì²éĿ¼
File uploadDir = new File(savePath);
if (!uploadDir.isDirectory()) {
out.println(getError("ÉÏ´«Ä¿Â¼²»´æÔÚ¡£"));
return null;
}
// ¼ì²éĿ¼дȨÏÞ
if (!uploadDir.canWrite()) {
out.println(getError("ÉÏ´«Ä¿Â¼Ã»ÓÐдȨÏÞ¡£"));
return null;
}
String dirName = request.getParameter("dir");
if (dirName == null) {
dirName = "image";
}
if (!extMap.containsKey(dirName)) {
out.println(getError("Ŀ¼Ãû²»ÕýÈ·¡£"));
return null;
}
// ´´½¨Îļþ¼Ð
savePath += dirName + "/";
saveUrl += dirName + "/";
File saveDirFile = new File(savePath);
if (!saveDirFile.exists()) {
saveDirFile.mkdirs();
}
SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");
String ymd = sdf.format(new Date());
savePath += ymd + "/";
saveUrl += ymd + "/";
File dirFile = new File(savePath);
if (!dirFile.exists()) {
dirFile.mkdirs();
}
FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
upload.setHeaderEncoding("UTF-8");
MultiPartRequestWrapper wrapper = (MultiPartRequestWrapper) request;
// »ñµÃÉÏ´«µÄÎļþÃû
String fileName = wrapper.getFileNames("imgFile")[0];// imgFile,imgFile,imgFile
// »ñµÃÎļþ¹ýÂËÆ÷
File file = wrapper.getFiles("imgFile")[0];
// ¼ì²éÀ©Õ¹Ãû
String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
if (!Arrays. asList(extMap.get(dirName).split(",")).contains(fileExt)) {
out.println(getError("ÉÏ´«ÎļþÀ©Õ¹ÃûÊDz»ÔÊÐíµÄÀ©Õ¹Ãû¡£\nÖ»ÔÊÐí" + extMap.get(dirName)
+ "¸ñʽ¡£"));
return null;
}
// ¼ì²éÎļþ´óС
if (file.length() > maxSize) {
out.println(getError("ÉÏ´«Îļþ´óС³¬¹ýÏÞÖÆ¡£"));
return null;
}
// Öع¹ÉÏ´«Í¼Æ¬µÄÃû³Æ
SimpleDateFormat df = new SimpleDateFormat("yyyyMMddHHmmss");
String newImgName = df.format(new Date()) + "_"
+ new Random().nextInt(1000) + "." + fileExt;
byte[] buffer = new byte[1024];
// »ñÈ¡ÎļþÊä³öÁ÷
FileOutputStream fos;
// »ñÈ¡ÄÚ´æÖе±Ç°ÎļþÊäÈëÁ÷
InputStream in;
try {
fos = new FileOutputStream(savePath + "/" + newImgName);
in = new FileInputStream(file);
int num = 0;
while ((num = in.read(buffer)) > 0) {
fos.write(buffer, 0, num);
}
in.close();
fos.close();
} catch (FileNotFoundException e1) {
e1.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
// ·¢Ë͸ø kindeditor
JSONObject obj = new JSONObject();
obj.put("error", 0);
obj.put("url", saveUrl + "/" + newImgName);
out.println(obj.toJSONString());
return null;
}
private String getError(String message) {
JSONObject obj = new JSONObject();
obj.put("error", 1);
obj.put("message", message);
return obj.toJSONString();
}
} kindeditorÓÐ×Ô´øµÄjspͼƬÉÏ´«demouploadJson : '../jsp/upload_json.jsp'
µ«Èç¹û°´ÕÕupload_json.jspÖеijÌÐò½øÐÐÉÏ´«Ê±Ö´Ðе½
List items = upload.parseRequest(request);
Iterator itr = items.iterator();
while (itr.hasNext()) {}·¢ÏÖitrΪ¿Õ È¡²»µ½ÉÏ´«Îļþ ¹ÊûÓÐÖ´ÐÐwhileÑ»·,Ò²¾ÍûÓзµ»ØÖµ,kindeditor±¨·þÎñÆ÷´íÎó.Ϊʲôȡ²»µ½Öµ,ÊÇÒòΪ£ºstruts2¹ýÂË·ÃÎÊjspʱ,»á¸Ä±äreqeustµÄÀàÐÍ,ÓÉHttpServletRequest±ä³ÉMultiPartRequestWrapper,ËùÒÔparseRequest¾Í·µ»ØÁËnull
ÓÚÊÇÎÒÃǾÍÐèÒª¶Ôrequest½øÐÐת»»
MultiPartRequestWrapper wrapper = (MultiPartRequestWrapper) request;ÕâÑù¾Í¿ÉÒÔͨ¹ýwrapper»ñÈ¡ÉÏ´«Îļþ
String fileName = wrapper.getFileNames("imgFile")[0];
File file = wrapper.getFiles("imgFile")[0];
Ô´Â룺ÉԵȣ¬´ýÉÏ´«
