7 changed files with 218 additions and 1 deletions
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package com.win.module.eam.controller.licences; |
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import cn.hutool.extra.qrcode.QrCodeUtil; |
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import com.win.framework.common.pojo.CommonResult; |
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import com.win.module.eam.controller.licences.vo.GenerateLicenceReqVO; |
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import com.win.module.eam.service.licences.LicencesService; |
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import io.swagger.v3.oas.annotations.Operation; |
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import io.swagger.v3.oas.annotations.Parameter; |
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import io.swagger.v3.oas.annotations.Parameters; |
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import io.swagger.v3.oas.annotations.tags.Tag; |
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import org.springframework.security.access.prepost.PreAuthorize; |
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import org.springframework.validation.annotation.Validated; |
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import org.springframework.web.bind.annotation.*; |
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import org.springframework.web.multipart.MultipartFile; |
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import javax.annotation.Resource; |
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import javax.servlet.http.HttpServletResponse; |
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import javax.validation.Valid; |
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import javax.validation.constraints.NotNull; |
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import java.io.IOException; |
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import static com.win.framework.common.pojo.CommonResult.success; |
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@Tag(name = "接口-续期许可") |
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@RestController |
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@RequestMapping("/eam/basic/licences") |
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@Validated |
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public class LicencesController { |
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@Resource |
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private LicencesService licencesService; |
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@PostMapping("/licenceDiscernByCodeFile") |
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@Operation(summary = "识别续期许可(二维码图片)") |
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@Parameters({ |
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@Parameter(name = "file", description = "续期二维码图片", required = true) |
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}) |
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@PreAuthorize("@ss.hasPermission('basic:licences:licenceDiscern')") |
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public CommonResult<Boolean> licenceDiscernByCodeFile(@Valid @NotNull @RequestParam("file") MultipartFile file) throws IOException { |
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licencesService.licencesDiscern(QrCodeUtil.decode(file.getInputStream())); |
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return success(true); |
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} |
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@PostMapping("/licenceDiscernByCodeStr") |
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@Operation(summary = "识别续期许可(二维码字符串)") |
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@Parameters({ |
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@Parameter(name = "code", description = "续期二维码识别出来的字符串", required = true) |
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}) |
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@PreAuthorize("@ss.hasPermission('basic:licences:licenceDiscern')") |
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public CommonResult<Boolean> licenceDiscernByCodeStr(@RequestBody String code) { |
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licencesService.licencesDiscern(code); |
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return success(true); |
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} |
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@PostMapping("/generateLicence") |
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@Operation(summary = "生成续期二维码") |
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@PreAuthorize("@ss.hasPermission('basic:licences:licenceDiscern')") |
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public void generateLicence(@Valid @RequestBody GenerateLicenceReqVO req,HttpServletResponse response) throws Exception { |
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licencesService.generateLicence(req,response); |
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} |
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} |
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package com.win.module.eam.controller.licences.vo; |
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import io.swagger.v3.oas.annotations.media.Schema; |
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import lombok.Data; |
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import lombok.ToString; |
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import javax.validation.constraints.NotNull; |
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@Schema(description = "管理后台 - 生成续期码 Request VO") |
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@Data |
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@ToString(callSuper = true) |
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public class GenerateLicenceReqVO { |
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@NotNull(message = "公司编码不能为空") |
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@Schema(description = "公司编码") |
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private String companyCode; |
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@NotNull(message = "到期时间不能为空") |
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@Schema(description = "到期时间") |
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private String endTime; |
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} |
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package com.win.module.eam.mq.message; |
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import lombok.Data; |
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import lombok.ToString; |
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import java.util.List; |
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@Data |
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@ToString(callSuper = true) |
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public class LicencesMessage { |
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private String secretKey; |
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private String data; |
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} |
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package com.win.module.eam.service.licences; |
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import com.win.module.eam.controller.licences.vo.GenerateLicenceReqVO; |
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import javax.servlet.http.HttpServletResponse; |
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import javax.validation.Valid; |
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public interface LicencesService { |
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void licencesDiscern(String encryptionStr); |
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void generateLicence(@Valid GenerateLicenceReqVO req, HttpServletResponse response) throws Exception; |
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} |
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package com.win.module.eam.service.licences; |
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import cn.hutool.core.codec.Base64; |
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import cn.hutool.crypto.digest.MD5; |
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import cn.hutool.extra.qrcode.QrCodeUtil; |
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import cn.hutool.extra.qrcode.QrConfig; |
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import com.alibaba.excel.metadata.data.ImageData; |
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import com.alibaba.fastjson.JSONArray; |
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import com.alibaba.fastjson.JSONObject; |
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import com.win.module.eam.controller.licences.vo.GenerateLicenceReqVO; |
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import com.win.module.eam.mq.message.LicencesMessage; |
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import org.apache.calcite.util.Util; |
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import org.springframework.data.redis.core.RedisTemplate; |
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import org.springframework.stereotype.Service; |
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import javax.annotation.Resource; |
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import javax.crypto.Cipher; |
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import javax.crypto.KeyGenerator; |
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import javax.crypto.SecretKey; |
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import javax.crypto.spec.SecretKeySpec; |
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import javax.servlet.http.HttpServletResponse; |
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import java.nio.charset.StandardCharsets; |
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import java.util.ArrayList; |
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import java.util.List; |
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import static com.win.framework.common.exception.util.ServiceExceptionUtil.exception; |
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import static com.win.module.eam.enums.ErrorCodeConstants.ENCRYPTION_STR_FORMAT_IS_ERROR; |
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@Service |
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public class LicencesServiceImpl implements LicencesService { |
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private static final String ALGORITHM = "AES"; |
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private static final int KEY_SIZE = 128; |
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private static final String LICENCES_UPDATE = "LICENCES"; |
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@Resource |
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private RedisTemplate<String, String> redisTemplate; |
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private static String generateKey() throws Exception { |
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KeyGenerator keyGenerator = KeyGenerator.getInstance(ALGORITHM); |
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keyGenerator.init(KEY_SIZE); |
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SecretKey secretKey = keyGenerator.generateKey(); |
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return Base64.encode(secretKey.getEncoded()); |
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} |
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private static String encrypt(String data, String key) throws Exception { |
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SecretKeySpec secretKeySpec = new SecretKeySpec(Base64.decode(key), ALGORITHM); |
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Cipher cipher = Cipher.getInstance(ALGORITHM); |
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cipher.init(Cipher.ENCRYPT_MODE, secretKeySpec); |
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byte[] encryptedBytes = cipher.doFinal(data.getBytes(StandardCharsets.UTF_8)); |
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return Base64.encode(encryptedBytes); |
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} |
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private static String decrypt(String encryptedData, String key) throws Exception { |
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SecretKeySpec secretKeySpec = new SecretKeySpec(Base64.decode(key), ALGORITHM); |
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Cipher cipher = Cipher.getInstance(ALGORITHM); |
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cipher.init(Cipher.DECRYPT_MODE, secretKeySpec); |
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byte[] decryptedBytes = cipher.doFinal(Base64.decode(encryptedData)); |
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return new String(decryptedBytes, StandardCharsets.UTF_8); |
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} |
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@Override |
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public void licencesDiscern(String encryptionStr) { |
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if (Util.isNullOrEmpty(encryptionStr)) { |
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throw exception(ENCRYPTION_STR_FORMAT_IS_ERROR); |
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} |
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try { |
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//todo 数据校验
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JSONObject codeJson = JSONObject.parseObject(encryptionStr); |
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String secretKey = codeJson.getString("secretKey"); |
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if (Util.isNullOrEmpty(secretKey)) { |
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throw exception(ENCRYPTION_STR_FORMAT_IS_ERROR); |
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} |
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String dataStr = codeJson.getString("data"); |
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if (Util.isNullOrEmpty(dataStr)) { |
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throw exception(ENCRYPTION_STR_FORMAT_IS_ERROR); |
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} |
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JSONArray dataJson = JSONArray.parseArray(decrypt(dataStr, secretKey)); |
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if (dataJson.isEmpty()) { |
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throw exception(ENCRYPTION_STR_FORMAT_IS_ERROR); |
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} |
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//todo 更新到redis并使用发布订阅通知其他pods
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redisTemplate.opsForValue().set(LICENCES_UPDATE, dataJson.toJSONString()); |
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redisTemplate.convertAndSend(LICENCES_UPDATE, 1); |
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} catch (Exception e) { |
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throw exception(500, e); |
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} |
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} |
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@Override |
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public void generateLicence(GenerateLicenceReqVO req, HttpServletResponse response) throws Exception { |
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LicencesMessage licencesMessage = new LicencesMessage() {{ |
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String secretKey = generateKey(); |
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setSecretKey(secretKey); |
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List data = new ArrayList(); |
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MD5 md5 = MD5.create(); |
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data.add(new JSONObject(){{ |
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put(md5.digestHex("/MES"),encrypt("2025-10-10 00:00:00",secretKey)); |
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}}.toJSONString()); |
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data.add(new JSONObject(){{ |
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put(md5.digestHex("/WMS"),encrypt("2025-10-10 00:00:00",secretKey)); |
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}}.toJSONString()); |
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setData(encrypt(JSONObject.toJSONString(data),secretKey)); |
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}}; |
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QrConfig config = new QrConfig(300, 300); |
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config.setErrorCorrection(com.google.zxing.qrcode.decoder.ErrorCorrectionLevel.M); // 设置纠错级别
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// 或者直接输出到流
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QrCodeUtil.generate(JSONObject.toJSONString(licencesMessage), config, ImageData.ImageType.PICTURE_TYPE_DIB.name(), response.getOutputStream()); |
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} |
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} |
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