1 import java.io.BufferedOutputStream;
2 import java.io.IOException;
3 import java.io.InputStream;
4 import java.io.PrintWriter;
5 import java.io.UnsupportedEncodingException;
6 import java.net.URLEncoder;
7 import java.util.HashMap;
8 import java.util.List;
9 import java.util.Map;
10 import java.util.zip.ZipEntry;
11 import java.util.zip.ZipOutputStream;
12
13 import javax.mail.internet.MimeUtility;
14 import javax.servlet.ServletOutputStream;
15 import javax.servlet.http.HttpServletRequest;
16 import javax.servlet.http.HttpServletResponse;
17
18 import org.springframework.beans.factory.annotation.Autowired;
19 import org.springframework.stereotype.Controller;
20 import org.springframework.ui.Model;
21 import org.springframework.web.bind.annotation.RequestMapping;
22 import org.springframework.web.bind.annotation.RequestParam;
23 import org.springframework.web.bind.annotation.ResponseBody;
24 import org.springframework.web.multipart.MultipartFile;
25
26
27
28 @Controller
29 @RequestMapping("/commonUpload")
30 public class CommonUploadContorller{
31
32 @Autowired
33 private CommonService centerCommonService;
34
35 /**
36 * 添加资料页
37 *
38 * @return
39 * @author guogf
40 */
41 @RequestMapping("/toUploadAttachment")
42 public String toUploadAttachment(String blongId,String fileSource,Model model) {
43 Map<String, Object> objMap = new HashMap<String, Object>();
44 objMap.put("belongId", blongId);
45 objMap.put("fileSource", fileSource);
46 model.addAttribute("objMap", objMap);
47 return "commonUpload/uploadAttachment";
48 }
49
50 @RequestMapping("/fileUpLoad")
51 public String fileUpLoad(HttpServletRequest request,HttpServletResponse response,long belongId
52 ,@RequestParam(defaultValue = "100") String fileSource, @RequestParam(value="file",required=false)MultipartFile file) {
53 User currentUser = UserUtils.getUser();
54 String attachmentId = centerCommonService.uploadAttachment(belongId,fileSource, file, currentUser);
55 if(!"uploadError".equals(attachmentId)){
56 try {
57 response.reset();
58 PrintWriter out = response.getWriter();
59 out.print("{\"attachmentId\" :"+ attachmentId+"}");
60 out.flush();
61 out.close();
62 } catch (IOException e) {
63 // TODO Auto-generated catch block
64 e.printStackTrace();
65 }
66 return null;
67 }else{
68 return null;
69 }
70 }
71
72 /**
73 * 资料附件下载
74 * @param files
75 * @return
76 * @author guogf
77 */
78 @RequestMapping("/downLoadAttachment")
79 @ResponseBody
80 public void downLoadAttachment(HttpServletRequest request,String attachId,HttpServletResponse response){
81 FTPUtils ftpUtils = FTPUtils.getInstance();
82 InputStream is = null;
83 ServletOutputStream out;
84 byte[] content = new byte[1024];
85 String fileName = "";
86 List<Attachment> attachList = centerCommonService.findAttList(attachId.split(","));
87 if(attachList!=null && attachList.size()>1){//批量下载多个文件，先压缩，再下载
88 try {
89 response.addHeader("Content-Disposition", "attachment; filename="+IdGen.getRandomName(6)+DateUtils.getNumberDateTime()+".zip");
90 ServletOutputStream sos=response.getOutputStream();
91 ZipOutputStream zipOut = new ZipOutputStream(new BufferedOutputStream(sos));
92 int readLen = -1;
93 for(Attachment att : attachList){
94 ZipEntry entry = new ZipEntry(att.getFilePath());
95 zipOut.putNextEntry(entry);
96 is = ftpUtils.retrieveFile(att.getFilePath().substring(0, att.getFilePath().lastIndexOf("/"))
97 ,att.getFilePath().split("/")[att.getFilePath().split("/").length-1]);
98 if(is!=null){
99 while ((readLen = is.read(content, 0, 1024)) != -1) {
100 zipOut.write(content, 0, readLen);
101 }
102 is.close();
103 }
104 }
105 zipOut.close();
106 } catch (Exception e) {
107 e.printStackTrace();
108 }
109 }else if(attachList!=null && attachList.size()==1){//下载单个文件，直接下载
110 Attachment att = attachList.get(0);
111 fileName = att.getFileName();
112 try {
113 response.setHeader("Content-Type", "application/octet-stream");
114 response.setHeader("X-Accel-Charset", "UTF-8");
115 response.setHeader("Content-Disposition", "attachment;" + encode(request, fileName));
116 is = ftpUtils.retrieveFile(att.getFilePath().substring(0, att.getFilePath().lastIndexOf("/"))
117 ,att.getFilePath().split("/")[att.getFilePath().split("/").length-1]);
118 out = response.getOutputStream();
119 int length = 0;
120 while ((length = is.read(content)) != -1) {
121 out.write(content, 0, length);
122 }
123 out.write(content);
124 out.flush();
125 out.close();
126 } catch (Exception e) {
127 // TODO Auto-generated catch block
128 e.printStackTrace();
129 }
130 }
131 }
132
133 // IE与firefox下载区分
134 private String encode(HttpServletRequest request, String realfileName) {
135 String agent = request.getHeader("USER-AGENT").toLowerCase();
136 try {
137 String new_filename = URLEncoder.encode(realfileName, "UTF8");
138 // IE
139 if (null != agent && -1 != agent.indexOf("msie")) {
140 realfileName = URLEncoder.encode(realfileName, "UTF8")
141 .replaceAll("\\+", "%20");
142 realfileName ="filename="+ new String(realfileName.getBytes("GBK"),
143 "iso-8859-1");
144 // Firefox
145 }
146 // Opera浏览器只能采用filename*
147 else if (null != agent && agent.indexOf("opera") != -1)
148 {
149 realfileName = "filename*=UTF-8''" + new_filename;
150 }
151 // Safari浏览器，只能采用ISO编码的中文输出
152 else if (null != agent && agent.indexOf("safari") != -1 )
153 {
154 realfileName = "filename=\"" + new String(realfileName.getBytes("UTF-8"),"ISO8859-1") + "\"";
155 }
156 // Chrome浏览器，只能采用MimeUtility编码或ISO编码的中文输出
157 else if (null != agent && agent.indexOf("applewebkit") != -1 )
158 {
159 new_filename = MimeUtility.encodeText(realfileName, "UTF8", "B");
160 realfileName = "filename=\"" + new_filename + "\"";
161 }
162 // FireFox浏览器，可以使用MimeUtility或filename*或ISO编码的中文输出
163 else if (null != agent && -1 != agent.indexOf("mozilla")) {
164 // realfileName = MimeUtility
165 // .encodeText(realfileName, "UTF8", "B");
166 // realfileName = "filename=?UTF-8?B?" + (new String(Encodes.encodeBase64(realfileName.getBytes("UTF-8")))) + "?=";
167 realfileName = "filename*=UTF-8''" + new_filename;
168 }
169 } catch (UnsupportedEncodingException e) {
170 try {
171 realfileName = new String(realfileName.getBytes("UTF-8"),
172 "iso-8859-1");
173 } catch (UnsupportedEncodingException e1) {
174 e1.printStackTrace();
175 }
176 e.printStackTrace();
177 }
178 return realfileName;
179 }
180 }
var uploader;
$(function(){
//下面是文件上传的js操作
var $ = jQuery,
$list = $('#thelist'),
$btn = $('#ctlBtn'),
state = 'pending',
uploader = WebUploader.create({
// 不压缩image
resize: false,
// swf文件路径
swf: ctxStatic+'/WebUploader/Uploader.swf',
// 文件接收服务端。
server: ctx+'/commonUpload/fileUpLoad',
// 选择文件的按钮。可选。
// 内部根据当前运行是创建，可能是input元素，也可能是flash.
pick:{
id:'#picker',
multiple :true
},
formData: {
belongId:$('#belongId').val(),
fileSource:$('#fileSource').val()
}
});
// 当有文件添加进来的时候
uploader.on( 'fileQueued', function( file ) {
$list.append( '<div id="' + file.id + '" class="item">' +
'<h4 class="info">' + file.name +
'<a id="delete_' + file.id + '" class="file_close" title="删除" href="javascript:void(0);" fileId="" />'+'</h4>' +
'<p class="state">等待上传...</p>' +
'</div>' );
$('#delete_'+ file.id).on('click', function() {
if($(this).attr("fileId")!=''){
var attachmentIds = $("#attachmentIds").val();
var arrList = attachmentIds.split(',');
arrList.splice($.inArray($(this).attr("fileId"),arrList),1);
$("#attachmentIds").val(arrList.join(','));
}
$('#'+file.id).remove();
uploader.removeFile( file );
});
});
// 文件上传过程中创建进度条实时显示。
uploader.on( 'uploadProgress', function( file, percentage ) {
var $li = $( '#'+file.id ),
$percent = $li.find('.progress .progress-bar');
// 避免重复创建
if ( !$percent.length ) {
$percent = $('<div class="progress progress-striped active">' +
'<div class="progress-bar" role="progressbar" style="width: 0%">' +
'</div>' +
'</div>').appendTo( $li ).find('.progress-bar');
}
$li.find('p.state').text('上传中');
$percent.css( 'width', percentage * 100 + '%' );
});
uploader.on( 'uploadSuccess', function( file,response ) {
var num = $('#attachmentIds').val();
$('#attachmentIds').val(num+","+response.attachmentId);
$( '#'+file.id ).find('p.state').text('已上传');
$('#delete_'+ file.id).attr("fileId",response.attachmentId);
});
uploader.on( 'uploadError', function( file,reason ) {
$( '#'+file.id ).find('p.state').text('上传出错');
});
uploader.on( 'uploadComplete', function( file ) {
$( '#'+file.id ).find('.progress').fadeOut();
});
$btn.on( 'click', function() {
if ( state === 'uploading' ) {
uploader.stop();
} else {
uploader.upload();
}
});
uploader.on( 'all', function( type ) {
if ( type === 'startUpload' ) {
state = 'uploading';
} else if ( type === 'stopUpload' ) {
state = 'paused';
} else if ( type === 'uploadFinished' ) {
state = 'done';
}
if ( state === 'uploading' ) {
$btn.text('暂停上传');
} else {
$btn.text('开始上传');
}
});
});
var deleteFile = function(id){
var attachmentIds = $("#attachmentIds").val();
var arrList = attachmentIds.split(',');
arrList.splice($.inArray(id,arrList),1);
$("#attachmentIds").val(arrList.join(','));
$('#file_lable_'+id).remove();
};
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