图片功能基本实现

src/main/java/com/hao/digitalsignature/controller/FileDealController.java

@@ -5,7 +5,9 @@ import com.hao.digitalsignature.encryption.AES1;
 import com.hao.digitalsignature.encryption.AESmiyao;
 import com.hao.digitalsignature.encryption.DownloadMsg;
 import com.hao.digitalsignature.encryption.RSAEncrypt;
+import com.hao.digitalsignature.entity.Download;
 import com.hao.digitalsignature.entity.Files;
+import com.hao.digitalsignature.mapper.DownloadMapper;
 import com.hao.digitalsignature.mapper.FileMapper;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -30,6 +32,9 @@ public class FileDealController {
     @Autowired
     private FileMapper fileMapper;
 
+    @Autowired
+    private DownloadMapper downloadMapper;
+
     @RequestMapping(value = "upload")
     public String upload(@RequestParam("file") MultipartFile pic) throws SocketException, IOException {
         String newName = "";
@@ -135,6 +140,14 @@ public class FileDealController {
             System.out.println("正确签名和时间戳"+dig1[i]);
         //生成AES密钥
         String aesPassword =AESmiyao.getKey();
+        if(files.getPicture_realname()!=null){
+            Download download=new Download(0,files.getPicture_realname(),aesPassword);
+            System.out.println(download);
+            downloadMapper.insert(download);
+            System.out.println("成功");
+        }else{
+            System.out.println("有了");
+        }
         //AES加密
         String encryContent= AES1.encryptAES(files.getDig().split(";")[2],aesPassword);
         //对称加密后的签名
@@ -156,7 +169,7 @@ public class FileDealController {
         String rsaDef=RSAEncrypt.RSAde(rsaEnf);
         String rsaDes=RSAEncrypt.RSAde(rsaEns);
         String recRes=rsaDef+rsaDes;
-            System.out.println('6');
+
        DownloadMsg.downloadByStringContent(request, response, fileName.split("\\.")[0], recRes);
 
         }catch (Exception e) {

src/main/java/com/hao/digitalsignature/controller/FilesController.java

 package com.hao.digitalsignature.controller;
 
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.hao.digitalsignature.encryption.AES1;
 import com.hao.digitalsignature.encryption.DSASign;
+import com.hao.digitalsignature.entity.Download;
 import com.hao.digitalsignature.entity.User;
+import com.hao.digitalsignature.mapper.DownloadMapper;
 import com.hao.digitalsignature.mapper.UserMapper;
 import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -24,29 +28,10 @@ public class FilesController {
 
     @Autowired
     private FileMapper fileMapper;
-//    @PostMapping("/upload")
-//    public String up(String name, MultipartFile photo, HttpServletRequest request) throws IOException{
-//        //自定文件名
-//        System.out.println(name);
-//        //文件原名
-//        System.out.println(photo.getOriginalFilename());
-//        //文件类型
-//        System.out.println(photo.getContentType());
-//
-//        String path=request.getServletContext().getRealPath("/upload/");
-//        System.out.println(path);
-//        saveFile(photo,path);
-//        return "上传成功";
-//    }
-//
-//    public void saveFile(MultipartFile photo,String path) throws IOException{
-//        File dir = new File(path);
-//        if (!dir.exists()){
-//            dir.mkdir();
-//        }
-//        File file = new File(path+photo.getOriginalFilename());
-//        photo.transferTo(file);
-//    }
+
+    @Autowired
+    private DownloadMapper downloadMapper;
+
     @PutMapping("/file/update")
     public String update(int id,String name){
         Files file = fileMapper.selectById(id);
@@ -89,14 +74,45 @@ public class FilesController {
         System.out.println(file);
         if(file.getCreatetime().equals( str[4])){
             System.out.println("success");
+            QueryWrapper<Download> queryWrapper = new QueryWrapper<>();
+            queryWrapper.eq("picture_realname", file.getPicture_realname());
+            Download download = downloadMapper.selectOne(queryWrapper);
+            String aes =download.getaes();
+            return aes;
         }else {
             System.out.println("failed");
         }
-//        str[3];
-
         return "0";
     }
-
+    @PostMapping(value = "/file/encrypt")
+    public String encrypt(@RequestBody String str){
+        String[] strs =str.substring(1,str.length()-1).split(";");
+        for(int i =0;i<strs.length;i++)
+            System.out.println(strs[i]);
+        try {
+            String encryContent= AES1.decryptAES(strs[2],strs[4]);
+            strs[2]=encryContent;
+            String newStr =new String();
+            for(int i =0;i<strs.length-3;i++) {
+                newStr += strs[i];
+                newStr += ";";
+            }
+            newStr=newStr.substring(0,newStr.length()-1);
+            QueryWrapper<Files> wrapper = new QueryWrapper<>();
+            wrapper.eq("picture_realname", strs[5]);
+            Files files = fileMapper.selectOne(wrapper);
+            System.out.println(files.getDig());
+            System.out.println(newStr);
+            if(files.getDig().equals(newStr)){
+                return "success";
+            }else {
+                return "failed";
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return "error";
+    }
 
     @GetMapping("/file/findAll")
     public List<Files> find(){

src/main/java/com/hao/digitalsignature/encryption/RSAEncrypt.java

@@ -331,9 +331,10 @@ public class RSAEncrypt {
         }
         return stringBuilder.toString();
     }
+    //解密
     public static String RSAde(byte[] cipherData) throws Exception {
-        String publicPath = "C:\\Users\\w10"; //公匙存放位置
-        String privatePath = "C:\\Users\\w10"; //私匙存放位置
+        String publicPath = "C:\\Users\\10908"; //公匙存放位置
+        String privatePath = "C:\\Users\\10908"; //私匙存放位置
         Base64 base64 = new Base64();
         String cipher = new String(base64.encode(cipherData));
         // 私钥解密过程
@@ -343,9 +344,10 @@ public class RSAEncrypt {
 
         return restr;
     }
+    //加密
     public static byte[] RSAen(String key) throws Exception {
-        String publicPath = "C:\\Users\\w10"; //公匙存放位置
-        String privatePath = "C:\\Users\\w10"; //私匙存放位置
+        String publicPath = "C:\\Users\\10908"; //公匙存放位置
+        String privatePath = "C:\\Users\\10908"; //私匙存放位置
         Base64 base64 = new Base64();
         String signKey = key;
         // 公钥加密过程

src/main/java/com/hao/digitalsignature/entity/Download.java

+package com.hao.digitalsignature.entity;
+
+import com.baomidou.mybatisplus.annotation.*;
+
+@TableName(value = "downpicture")
+public class Download {
+    private Integer user_id;
+    private String picture_realname;
+    private String aes;
+
+    public Download(Integer user_id, String picture_realname, String aes) {
+        this.user_id = user_id;
+        this.picture_realname = picture_realname;
+        this.aes = aes;
+    }
+
+    public Integer getUser_id() {
+        return user_id;
+    }
+
+    public void setUser_id(Integer user_id) {
+        this.user_id = user_id;
+    }
+
+    public String getPicture_realname() {
+        return picture_realname;
+    }
+
+    public void setPicture_realname(String picture_realname) {
+        this.picture_realname = picture_realname;
+    }
+
+    public String getaes() {
+        return aes;
+    }
+
+    public void setaes(String aes) {
+        this.aes = aes;
+    }
+
+    @Override
+    public String toString() {
+        return "Download{" +
+                "user_id=" + user_id +
+                ", picture_realname='" + picture_realname + '\'' +
+                ", aes='" + aes + '\'' +
+                '}';
+    }
+}

src/main/java/com/hao/digitalsignature/mapper/DownloadMapper.java

+package com.hao.digitalsignature.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.hao.digitalsignature.entity.Download;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+import org.springframework.stereotype.Repository;
+
+@Mapper
+@Repository
+public interface DownloadMapper extends BaseMapper<Download> {
+    @Select("select * from downpicture where BINARY picture_realname=#{picture_realname}")
+    Download find(String id);
+}

src/main/resources/application.properties

@@ -4,6 +4,8 @@ spring.devtools.restart.additional-paths=src/main/java
 server.port=8081
 #ϴļС
 logging.logback.rollingpolicy.max-file-size=10MB
+spring.servlet.multipart.max-file-size = 10MB
+spring.servlet.multipart.max-request-size = 100MB
 #swagger
 spring.mvc.pathmatch.matching-strategy=ant_path_matcher
 

src/main/resources/static/index.html

@@ -89,6 +89,7 @@
 												:on-remove="handleRemove"
 												:on-success="handlePicturePreview"
 												:http-request="uploadFile"
+												:before-upload="beforeAvatarUpload"
 												>
 											<i slot="default" class="el-icon-plus"></i>
 											<div slot="file" slot-scope="{file}">
@@ -97,26 +98,24 @@
 														:src="file.url" alt=""
 												>
 												<span class="el-upload-list__item-actions">
-												<span
-														class="el-upload-list__item-preview"
-														@click="handlePictureCardPreview(file)"
-												>
-												  <i class="el-icon-zoom-in"></i>
-												</span>
+													<span
+															class="el-upload-list__item-preview"
+															@click="handlePictureCardPreview(file)"
+													>
+													  <i class="el-icon-zoom-in"></i>
+													</span>
 
-												<span
-														v-if="!disabled"
-														class="el-upload-list__item-delete"
-														@click="clearFiles()"
-												>
-												  <i class="el-icon-delete"></i>
-												</span>
-											  </span>
+													<span
+															v-if="!disabled"
+															class="el-upload-list__item-delete"
+															@click="clearFiles()"
+													>
+													  <i class="el-icon-delete"></i>
+													</span>
+											  	</span>
 											</div>
 										</el-upload>
-										<el-dialog :visible.sync="dialogVisible">
-											<img width="100%" :src="dialogImageUrl" alt="">
-										</el-dialog>
+
 									</el-form-item>
 									<el-form-item>
 										<el-button type="primary" @click="handleEdit()">立即创建</el-button>
@@ -124,6 +123,34 @@
 									</el-form-item>
 								</el-form>.
 							</el-dialog>
+							<el-dialog :visible.sync="dialogVisible">
+								<img width="100%" :src="dialogImageUrl" alt="">
+							</el-dialog>
+							<el-dialog title="解密签名" :visible.sync="dialogFormVisible2">
+								<el-form  :model="formData" label-width="80px" :rules="rules" ref="dforms">
+									<el-form-item label="AES密钥" :rules="rules.AES" prop="AES">
+										<el-input v-model="formData.AES"  ></el-input>
+									</el-form-item>
+									<el-form-item label="签名文件" :rules="rules.dig" prop="dig">
+										<el-upload
+												class="digFile"
+												action="#"
+												:auto-upload="false"
+												accept="text/plain"
+												:limit="1"
+												:file-list="digList"
+												:on-change="uploadDig"
+												ref="myDig"
+										>
+											<el-button size="small" type="primary">上传签名文件</el-button>
+										</el-upload>
+									</el-form-item>
+									<el-form-item>
+										<el-button type="primary" @click="handleEncryptionDig()">立即解密</el-button>
+										<el-button @click="dialogFormVisible2 = false,resetDig()">取消</el-button>
+									</el-form-item>
+								</el-form>.
+							</el-dialog>
 						</div>
 
 						<el-table :data="filelist.slice((currentPage-1)*PageSize,currentPage*PageSize)" stripe style="width: 100%" :model="formData">
@@ -137,14 +164,15 @@
 							</el-table-column>
 							<el-table-column label="图片" align="center">
 								<div slot-scope="scope">
-									<img :src="'./img/'+scope.row.picture_realname+'.'+scope.row.picture_type" width="100px" onerror="this.src='./img/丢失.jpg;this.οnerrοr=null'"/>
+									<img :src="'./img/'+scope.row.picture_realname+'.'+scope.row.picture_type" @click="handlePictureCardPreviewTable(scope.row)" width="100px" onerror="this.src='./img/丢失.jpg;this.οnerrοr=null'"/>
 								</div>
 							</el-table-column>
 							<el-table-column prop="createtime" label="创建时间">
 							</el-table-column>
-							<el-table-column  label="功能" width="180">
+							<el-table-column  label="功能" width="300">
 								<div slot-scope="scope" style="display: flex;justify-content: space-around">
 									<el-button type="primary" size="mini" @click="handleDownload(scope.row)">下载</el-button>
+
 									<el-upload
 											class="upload-demo"
 											action="#"
@@ -153,10 +181,12 @@
 											:show-file-list="false"
 											accept="text/plain"
 											:limit="1"
-											:file-list="verifyList">
-										<el-button size="small" type="primary">验证</el-button>
+											:file-list="verifyList"
+											ref="myVerify"
+									>
+										<el-button size="small" type="primary">验证时间戳</el-button>
 									</el-upload>
-
+									<el-button type="primary" size="mini" @click="handleDig(scope.row)">解密签名</el-button>
 								</div>
 							</el-table-column>
 							<el-empty description="暂无信息"></el-empty>
@@ -185,12 +215,17 @@
 			el: '#app',
 			data() {
 				return {
+					rname:'',
 					par:'',
+					AES:'',
+					dig:'',
 					filelist: [],
+					digList:[],
 					verify:{},
 					verifyList:[],
 					formData: {},
 					dialogFormVisible:false,
+					dialogFormVisible2:false,
 					dialogFormVisible4Edit: false,
 					dialogImageUrl:'',
 					dialogVisible:false,
@@ -205,6 +240,8 @@
                     PageSize:3,
 					rules: {
 						picture_name: [{ required: true, message: '请输入图片名称', trigger: 'blur' }],
+						AES: [{ required: true, message: '请输入AES密钥', trigger: 'blur' }],
+						dig: [{ required: true, message: '请上传签名文件', trigger: 'blur' }],
 						picture:[{ required: true, message: '请上传图片', trigger: 'blur' }]
 					},
 				}
@@ -222,6 +259,7 @@
                     // 改变默认的页数
                     this.currentPage=val
                 },
+
 				handleOpen(key, keyPath) {
 					console.log(key, keyPath);
 
@@ -231,22 +269,38 @@
 				},
 				handlePicturePreview(file) {
 					console.log(file)
+					console.log(6)
 					this.par=file.raw;
+					const isLt2M = file.size / 1024 / 1024 < 10;
+
+					if (!isLt2M) {
+						this.$message.error('上传头像图片大小不能超过 10MB!');
+						this.clearFiles();
+						return isLt2M;
+					}
+
 				},
 				handlePreview(file) {
 					console.log(file);
 				},
-				handleRemove(file) {
-					console.log(file)
-				},
+
 				clearFiles () {
 					this.$refs['mYupload'].clearFiles();
 				},
+				clearDig () {
+					this.$refs['myDig'].clearFiles();
+				},
 				handlePictureCardPreview(file) {
 					this.dialogImageUrl = file.url;
 
 					this.dialogVisible = true;
 				},
+				handlePictureCardPreviewTable(file) {
+
+					this.dialogImageUrl =window.document.location.href+'./img/'+file.picture_realname+'.'+file.picture_type;
+
+					this.dialogVisible = true;
+				},
 				handleDownload(file) {
 					let f =file.picture_realname+"."+file.picture_type
 					axios.post("/file/download",f,).then((result)=>{
@@ -386,9 +440,18 @@
 				//重置表单
 				resetForm() {
 					this.formData = {};
-					//this.$refs['form'].clearValidate();
+					//this.$refs['myDig'].clearValidate();
+					this.$nextTick(() => {
+						this.$refs.mYupload.clearFiles()
+					})
+
+				},
+				//重置解密
+				resetDig() {
+					this.formData = {};
+
 					this.$nextTick(() => {
-						this.$refs.forms.clearValidate()
+						this.$refs.myDig.clearFiles()
 					})
 				},
 				//弹出添加窗口
@@ -396,11 +459,20 @@
 					this.resetForm();
 					this.dialogFormVisible = true;
 				},
+				uploadDig(file){
+					this.dig=file.raw;
+				},
+				handleDig(file) {
+                	this.rname=file.picture_realname;
+					this.resetDig();
+					this.dialogFormVisible2 = true;
+				},
 				handleVerify() {
 					this.resetForm();
 					this.dialogFormVisible4Edit = true;
 				},
 				openFile(file,name) {
+                	let this_vue=this
 					//验证的文件
 					console.log(name.picture_name)
 					var reader = new FileReader();
@@ -411,11 +483,52 @@
 							var p= name.picture_id+';'+ reader.result
 
 							axios.post("/file/verify", p,{headers: { 'Content-Type': 'application/json','data': 'JSON.stringify(Data)'}}).then((res) => {
-								console.log(res)
+								if(res.data!=0){
+									this_vue.$alert('AES密钥(请复制):'+res.data,'验证成功', {
+										confirmButtonText: '确定',
+									});
+								}else{
+									this_vue.$alert("请重新确认",'验证错误', {
+										confirmButtonText: '确定',
+									});
+								}
 							})
 						}
 					};
 					reader.readAsText(file.raw);
+					this.$refs['myVerify'].clearFiles();
+				},
+				handleEncryptionDig(){
+                	let file=this.dig
+					let this_vue=this
+					let aes = this.formData.AES+";"+this.rname;
+					let reader = new FileReader();
+					reader.onload = function () {
+						if (reader.result) {
+							//打印文件内容
+							let str = reader.result+aes;
+							axios.post("/file/encrypt",str,{headers: { 'Content-Type': 'application/json','data': 'JSON.stringify(Data)'}}).then((res) => {
+								if(res.data=="success"){
+									this_vue.$alert('文件签名正确！','验证成功', {
+										confirmButtonText: '确定',
+									});
+								}else if(res.data=="failed"){
+									this_vue.$alert('文件与签名不符，请重新检查！','验证出错', {
+										confirmButtonText: '确定',
+									});
+								}else {
+									this_vue.$alert('服务器可能出错，或密钥格式错误，请稍后重试！','验证出错', {
+										confirmButtonText: '确定',
+									});
+								}
+
+							});
+						}
+					};
+					reader.readAsText(file);
+					this.dialogFormVisible2 = false;
+					this.rname=null;
+					this.resetDig();
 				},
 				handleEdit() {
 					const _file = this.par;