百度AI的使用：解析身份证

附百度AI解析身份证接口文档

百度API提供的几个工具类

解析身份证需要百度应用ID（clientId）和百度应用的秘钥（clientSecret）。附官网链接地址

https://ai.baidu.com/file/658A35ABAB2D404FBF903F64D47C1F72    FileUtil工具类

https://ai.baidu.com/file/C8D81F3301E24D2892968F09AE1AD6E2 Base64Util工具类

https://ai.baidu.com/file/544D677F5D4E4F17B4122FBD60DB82B3         HttpUtil工具类

https://ai.baidu.com/file/470B3ACCA3FE43788B5A963BF0B625F3        GsonUtils工具类


package com.test.www;import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;import com.alibaba.fastjson.JSONObject;
import com.test.util.BaiDu_Base64Util;
import com.test.util.HttpUtil_BaiDu;
import com.google.common.collect.Maps;
import com.google.common.io.Files;
import com.jpay.util.StringUtils;@Controller
@RequestMapping("/upload")
public class upload {private static final Logger logger = LoggerFactory.getLogger(upload.class);//百度解析身份证的接口地址private static String idcardIdentificate = "https://aip.baidubce.com/rest/2.0/ocr/v1/idcard";//百度解析身份获取token地址private static String authHost = "https://aip.baidubce.com/oauth/2.0/token";//官网获取的 API Keyprivate static String clientId = "***********NquAegus****";//官网获取的 Secret Keyprivate static String clientSecret = "XfPMY5Rgi*************Avsng1yK";/*** 上传图片* @param request* @param response* @param file * @param idCardType   身份证正反面* @param idCard    身份证* @param name         姓名* @param sex           性别* @return         自己组装数据*/@RequestMapping(value = "/upload")@ResponseBodypublic result uploadImage(HttpServletRequest request, HttpServletResponse response,@RequestParam(value = "file", required = false) MultipartFile file,@RequestParam(value = "idCardType", required = true) String idCardType,@RequestParam(value = "idCard", required = true) String idCard,@RequestParam(value = "name", required = true) String name,@RequestParam(value = "sex", required = true) String sex) {if (!file.isEmpty() || StringUtils.isNotBlank(idCardType)) {String fileName = file.getOriginalFilename();String path = null;String imgType = null;imgType = Files.getFileExtension(fileName).toUpperCase();if ("PNG".equals(imgType) || "JPG".equals(imgType) || "BMP".equals(imgType)) {// 验证身份证信息long begin = System.currentTimeMillis();result resultJson = validateIdCard(file,idCardType.equals("front") ? "front" : "back",idCard, name, sex);long end = System.currentTimeMillis();logger.info("==========验证身份证花费时间：" + (end - begin) / 1000 + "s");//判断验证身份证是否成功if (!resultJson.boo) {return resultJson;}// 根路径String realPath = request.getSession().getServletContext().getRealPath("/");// 文件名字String trueFileName = idCard + "_" + idCardType + "." + imgType;SimpleDateFormat sdf = new SimpleDateFormat("yyyyMM");String dateString = sdf.format(new Date());// 存放路径String relativePath = "uploads" + File.separator + "idCard" + File.separator+ dateString + File.separator;path = realPath + relativePath;try {// 创建存放的文件File dir = new File(path);if (!dir.exists()) {dir.mkdirs();}path += trueFileName;File f = new File(path);file.transferTo(f);path = URLDecoder.decode(path, "UTF-8");logger.info("图片存放的路径为：" + path);return new result(Boolean.TRUE, relativePath + trueFileName, "上传成功！");} catch (IllegalStateException | IOException e) {logger.error("", e);return new result(Boolean.FALSE, null, "图片上传失败！");}} else {logger.info("图片类型不匹配！");return new result(Boolean.FALSE, null, "图片类型不匹配！");}} else {logger.info("图片为空！");return new result(Boolean.FALSE, null, "图片为空！");}}/*** 验证上传身份证的正确性* * @return*/private result validateIdCard(MultipartFile file, String idCardSide, String idCard,String name, String sex) {String accessToken = getAuth();String result = null;try {byte[] imgData = file.getBytes();String imgStr = BaiDu_Base64Util.encode(imgData);// 识别身份证正面id_card_side=front，识别身份证背面id_card_side=back;String params = "id_card_side=" + idCardSide + "&" + URLEncoder.encode("image", "UTF-8")+ "=" + URLEncoder.encode(imgStr, "UTF-8");result = HttpUtil_BaiDu.post(idcardIdentificate, accessToken, params);JSONObject jsonObject = JSONObject.parseObject(result);// 身份证正面if (idCardSide.equals("front")) {JSONObject wordsResult = jsonObject.getJSONObject("words_result");Map<String, String> resultMap = getMapByFront(wordsResult);logger.info("解析正面的信息为：", resultMap);if (resultMap.isEmpty()) {return new result(Boolean.FALSE, null, "解析正面失败！");}if (StringUtils.isEmpty(resultMap.get("name"))) {return new result(Boolean.FALSE, null, "解析姓名失败！");}if (StringUtils.isEmpty(resultMap.get("sex"))) {return new result(Boolean.FALSE, null, "解析姓别失败！");}if (StringUtils.isEmpty(resultMap.get("card"))) {return new result(Boolean.FALSE, null, "解析证件号码失败！");}if (!resultMap.get("name").equals(name)) {return new result(Boolean.FALSE, null, "姓名不符！");}if (!resultMap.get("sex").equals(sex)) {return new result(Boolean.FALSE, null, "姓别不符！");}if (!resultMap.get("card").equals(idCard)) {return new result(Boolean.FALSE, null, "证件号码不符！");}return new result(Boolean.TRUE, resultMap, "解析正面成功！");} else {// 身份证反面JSONObject wordsResult = jsonObject.getJSONObject("words_result");Map<String, String> resultMap = getMapByBlack(wordsResult);if (resultMap.isEmpty()) {return new result(Boolean.FALSE, null, "解析反面失败！");}if (StringUtils.isBlank(resultMap.get("organization"))) {return new result(Boolean.FALSE, null, "签发机关解析失败！");}if (StringUtils.isBlank(resultMap.get("endDate"))) {return new result(Boolean.FALSE, null, "结束日期解析失败！");}if (StringUtils.isBlank(resultMap.get("beginDate"))) {return new result(Boolean.FALSE, null, "开始时间解析失败！");}SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");Date endDate = sdf.parse(resultMap.get("endDate"));// 身份证过期if (new Date().after(endDate)) {return new result(Boolean.FALSE, null, "证件已经过期！");} else {return new result(Boolean.TRUE, resultMap, "解析反面成功！");}}} catch (IOException ioe) {ioe.printStackTrace();} catch (Exception e) {e.printStackTrace();}return null;}/*** 解析身份证反面信息* * @param wordsResult* @return*/public static HashMap<String, String> getMapByFront(JSONObject wordsResult) {HashMap<String, String> map = Maps.newHashMap();try {Set<String> set = wordsResult.keySet();Iterator<String> it = set.iterator();while (it.hasNext()) {String key = it.next();JSONObject result = wordsResult.getJSONObject(key);String value = result.getString("words");switch (key) {case "姓名":map.put("name", value);break;case "民族":map.put("nation", value);break;case "住址":map.put("address", value);break;case "公民身份号码":map.put("card", value);break;case "出生":map.put("birth", value);break;case "性别":map.put("sex", value);break;}}} catch (Exception e) {e.printStackTrace();}return map;}/*** 解析身份证反面信息* * @param wordsResult* @return*/public static HashMap<String, String> getMapByBlack(JSONObject wordsResult) {HashMap<String, String> map = new HashMap<String, String>();try {Set<String> set = wordsResult.keySet();Iterator<String> it = set.iterator();while (it.hasNext()) {String key = it.next();JSONObject result = wordsResult.getJSONObject(key);String value = result.getString("words");switch (key) {case "签发机关":map.put("organization", value);break;case "失效日期":map.put("endDate", value);break;case "签发日期":map.put("beginDate", value);}}} catch (Exception e) {e.printStackTrace();}return map;}/*** 获取权限token* * @return 返回示例： { "access_token":*         "24.460da4889caad24cccdb1fea17221975.2592000.1491995545.282335-1234567",*         "expires_in": 2592000 }*/public String getAuth() {String auth = getAuth(clientId, clientSecret);if(StringUtils.isEmpty(auth)){return getAuth(clientId, clientSecret);}else{return auth;}}/*** 获取API访问token 该token有一定的有效期，需要自行管理，当失效时需重新获取.* * @param ak - 百度云官网获取的 API Key* @param sk - 百度云官网获取的 Securet Key* @return assess_token 示例：*         "24.460da4889caad24cccdb1fea17221975.2592000.1491995545.282335-1234567"*/public String getAuth(String ak, String sk) {String getAccessTokenUrl = authHost// 1. grant_type为固定参数+ "?grant_type=client_credentials"// 2. 官网获取的 API Key+ "&client_id=" + ak// 3. 官网获取的 Secret Key+ "&client_secret=" + sk;try {URL realUrl = new URL(getAccessTokenUrl);// 打开和URL之间的连接HttpURLConnection connection = (HttpURLConnection) realUrl.openConnection();connection.setRequestMethod("GET");connection.connect();// 获取所有响应头字段Map<String, List<String>> map = connection.getHeaderFields();// 遍历所有的响应头字段for (String key : map.keySet()) {System.err.println(key + "--->" + map.get(key));}// 定义 BufferedReader输入流来读取URL的响应BufferedReader in =new BufferedReader(new InputStreamReader(connection.getInputStream()));String result = "";String line;while ((line = in.readLine()) != null) {result += line;}/*** 返回结果示例*/System.err.println("result:" + result);JSONObject jsonObject = JSONObject.parseObject(result);String access_token = jsonObject.getString("access_token");return access_token;} catch (Exception e) {System.err.printf("获取token失败！");e.printStackTrace(System.err);}return null;}/*** 组装结果集*/@SuppressWarnings("unused")class result {private boolean boo = true;private Object result;private String messages;public result(boolean boo, Object result, String messages) {this.boo = boo;this.result = result;this.messages = messages;}}}

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百度AI的使用：解析身份证

百度AI的使用：解析身份证

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