七牛云上传图片

pom.xml

@@ -52,6 +52,43 @@
             <artifactId>mybatis-spring-boot-starter</artifactId>
             <version>1.2.0</version>
         </dependency>
+        <!--七牛云依赖-->
+        <dependency>
+            <groupId>com.qiniu</groupId>
+            <artifactId>qiniu-java-sdk</artifactId>
+            <version>[7.2.0, 7.2.99]</version>
+        </dependency>
+        <dependency>
+            <groupId>com.squareup.okhttp3</groupId>
+            <artifactId>okhttp</artifactId>
+            <version>3.14.2</version>
+            <scope>compile</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.google.code.gson</groupId>
+            <artifactId>gson</artifactId>
+            <version>2.8.5</version>
+            <scope>compile</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.qiniu</groupId>
+            <artifactId>happy-dns-java</artifactId>
+            <version>0.1.6</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+            <scope>test</scope>
+        </dependency>
+        <!--    使用@ConfigurationProperties(prefix="upload")需要配置
+           https://www.choupangxia.com/2020/03/24/configuration-annotation-processor-not-found-in-classpath/-->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-configuration-processor</artifactId>
+            <optional>true</optional>
+        </dependency>
     </dependencies>
 
     <build>

src/main/java/com/design/spicsback/configuration/UploadProperties.java

@@ -0,0 +1,17 @@
+package com.design.spicsback.configuration;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+@Component
+@ConfigurationProperties(prefix="upload")
+@Data
+public class UploadProperties {
+    // 域名
+    private String domain;
+    private String accessKey;
+    private String secretKey;
+    // 存储空间名
+    private String bucket;
+}

src/main/java/com/design/spicsback/controller/UserController.java

@@ -1,5 +1,6 @@
 package com.design.spicsback.controller;
 
+import com.design.spicsback.entity.Information;
 import com.design.spicsback.entity.User;
 import com.design.spicsback.service.UserService;
 import org.springframework.web.bind.annotation.*;
@@ -28,10 +29,19 @@ public class UserController {
      * @param password 密码
      * @return 用户数据
      */
-    @GetMapping("login")
-    public User selectOne(String username, String password) {
-        return this.userService.queryByUserNameAndPwd(username, password);
-
+    @PostMapping("login")
+    public Information<User> selectOne(String username, String password) {
+        System.out.println(username);
+        User user = this.userService.queryByUserNameAndPwd(username, password);
+        if (user == null){
+            // 返回错误信息
+            return Information.error(200,"用户名或密码错误");
+        }else {
+            // 敏感信息不传回
+            user.setPassword("");
+            user.setId(0);
+            return Information.success(200,"登录成功",user);
+        }
     }
 
     /**

src/main/java/com/design/spicsback/entity/Information.java

@@ -0,0 +1,46 @@
+package com.design.spicsback.entity;
+
+import lombok.Builder;
+import lombok.Data;
+
+// 返回信息类
+@Data
+@Builder
+public class Information<T> {
+    //对象
+    private T data;
+    //描述
+    private String msg;
+    //状态码
+    private Integer status;
+
+    /**
+     * @param status 错误代码
+     * @param msg 描述信息
+     * @return 错误信息
+     */
+    public static Information error(Integer status,String msg){
+        return Information.builder().status(status).msg(msg).build();
+    }
+
+    /**
+     *
+     * @return 返回简单成功信息
+     */
+    public static Information success(String msg){
+        return Information.builder().status(200).msg(msg+"成功").build();
+    }
+
+    /**
+     *
+     * @param status 错误代码
+     * @param msg 描述
+     * @param data 数据
+     * @param <T> 范型
+     * @return 成功信息
+     */
+    public static <T>Information<T> success(Integer status,String msg,T data){
+        return Information.<T>builder().status(status).msg(msg).data(data).build();
+    }
+
+}

src/main/java/com/design/spicsback/utils/UploadFileQiniu.java

@@ -0,0 +1,57 @@
+package com.design.spicsback.utils;
+
+import com.design.spicsback.configuration.UploadProperties;
+import com.google.gson.Gson;
+import com.qiniu.common.QiniuException;
+import com.qiniu.http.Response;
+import com.qiniu.storage.Configuration;
+import com.qiniu.storage.Region;
+import com.qiniu.storage.UploadManager;
+import com.qiniu.storage.model.DefaultPutRet;
+import com.qiniu.util.Auth;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.IOException;
+import java.util.UUID;
+/*
+    参考：
+    https://www.cnblogs.com/Johnson-lin/p/12059067.html
+    其访问的链接主要是将空间绑定的域名（可以是七牛空间的默认域名或者是绑定的自定义域名）拼接上空间里面的文件名即可访问
+
+* */
+public class UploadFileQiniu {
+    private UploadProperties properties;
+    // 构建一个带指定Region对象的配置类
+    private Configuration config = new Configuration(Region.region2());
+    // 默认请求协议为 https，可设置为http请求
+    // config.useHttpsDomains = false
+    private UploadManager uploadManager = new UploadManager(config);
+    public UploadFileQiniu(UploadProperties properties) {
+        this.properties = properties;
+    }
+
+    public String uploadFile(MultipartFile file) {
+        Auth auth = Auth.create(properties.getAccessKey(),properties.getSecretKey());
+        String token = auth.uploadToken(properties.getBucket());
+        try {
+            String originalFilename = file.getOriginalFilename();
+            // 文件后缀
+            String suffix = originalFilename.substring(originalFilename.lastIndexOf("."));
+            // 设置文件名称，保证唯一
+            String fileKey = UUID.randomUUID().toString()+suffix;
+            // 上传结果
+            Response response = uploadManager.put(file.getInputStream(), fileKey, token, null, null);
+            // 解析上传结果
+            DefaultPutRet putRet = new Gson().fromJson(response.bodyString(), DefaultPutRet.class);
+            System.out.println(putRet.key);
+            // 返回图片url
+            return properties.getDomain()+fileKey;
+        } catch (QiniuException e) {
+            Response r = e.response;
+            System.out.println(r.toString());
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        return "error";
+    }
+}

src/main/resources/application.properties

@@ -8,4 +8,8 @@ spring.datasource.tomcat.commit-on-return=true
 spring.datasource.url=jdbc:mysql:https:///spics?useUnicode=true&characterEncoding=UTF-8&serverTimezone=UTC
 spring.servlet.multipart.max-file-size=3MB
 spring.servlet.multipart.max-request-size=10MB
-spring.devtools.restart.enabled=true
+spring.devtools.restart.enabled=true
+upload.qiniu.domain=qom3or861.hn-bkt.clouddn.com
+upload.qiniu.access-key=NNZ5NPzNtf-SEvs6V_XRGtPRG-V7L0pquHkmzkSq
+upload.qiniu.secret-key=NNZ5NPzNtf-SEvs6V_XRGtPRG-V7L0pquHkmzkSq
+upload.qiniu.bucket=savepics