package jnpf.base.util.interfaceUtil;
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import cn.hutool.core.collection.CollectionUtil;
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import jnpf.util.DateUtil;
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import jnpf.util.ServletUtil;
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import jnpf.util.StringUtil;
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import org.apache.commons.codec.binary.Base64;
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import org.apache.commons.codec.binary.Hex;
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import javax.crypto.Mac;
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import javax.crypto.spec.SecretKeySpec;
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import java.io.UnsupportedEncodingException;
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import java.net.URLEncoder;
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import java.security.InvalidKeyException;
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import java.security.NoSuchAlgorithmException;
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import java.util.*;
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/**
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* 接口工具类
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*
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* @author JNPF开发平台组
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* @version V3.4.2
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* @copyright 引迈信息技术有限公司
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* @date 2022/6/13 10:38
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*/
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public class InterfaceUtil {
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public static final String ALGORITH_FORMAC = "HmacSHA256";
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public static final String HOST = "Host";
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public static final String YMDATE = "YmDate";
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public static final String CONTENT_TYPE = " Content-Type";
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public static final String CHARSET_NAME = "utf-8";
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public static final String USERKEY = "UserKey";
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/**
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* 验证签名
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* @param
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* @return
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* @copyright 引迈信息技术有限公司
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* @date 2022/6/14
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*/
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public static boolean verifySignature(String secret, String author) throws NoSuchAlgorithmException, InvalidKeyException, UnsupportedEncodingException {
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String method = ServletUtil.getRequest().getMethod();
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String url = "/api/system"+ServletUtil.getRequest().getRequestURI();
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String ymdate = ServletUtil.getRequest().getHeader(YMDATE);
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String host = ServletUtil.getRequestHost();
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String source = new StringBuilder()
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.append(method).append('\n')
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.append(url).append('\n')
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.append(ymdate).append('\n')
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.append(host).append('\n').toString();
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Mac mac = Mac.getInstance(ALGORITH_FORMAC);
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SecretKeySpec secretKeySpec = new SecretKeySpec(Base64.decodeBase64(secret), ALGORITH_FORMAC);
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mac.init(secretKeySpec);
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String signature = Hex.encodeHexString(mac.doFinal(source.getBytes(CHARSET_NAME)));
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if (author.equals(signature)) {
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return true;
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}
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return false;
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}
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/**
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* map转 name=value&name=value格式
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* @param
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* @return
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* @copyright 引迈信息技术有限公司
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* @date 2022/6/14
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*/
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public static String createLinkStringByGet(Map<String, String> params) throws UnsupportedEncodingException {
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List<String> keys = new ArrayList<String>(params.keySet());
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Collections.sort(keys);
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String prestr = "";
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for (int i = 0; i < keys.size(); i++) {
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String key = keys.get(i);
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String value = params.get(key);
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value = URLEncoder.encode(value, "UTF-8");
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if (i == keys.size() - 1) {//拼接时，不包括最后一个&字符
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prestr = prestr + key + "=" + value;
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} else {
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prestr = prestr + key + "=" + value + "&";
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}
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}
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return prestr;
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}
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/**
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* 判断map内有没有指定key的值
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* @param
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* @return
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* @copyright 引迈信息技术有限公司
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* @date 2022/6/14
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*/
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public static boolean checkParam(Map<String,String> map,String str){
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if(CollectionUtil.isEmpty(map)){
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return false;
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}
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if(StringUtil.isEmpty(str)){
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return false;
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}
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if(map.get(str)!=null&& StringUtil.isNotEmpty(map.get(str))){
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return true;
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}
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return false;
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}
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//
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public static Map<String, String> getAuthorization(String intefaceId, String appId, String appSecret, Map<String, String> map){
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Map<String, String> resultMap=new HashMap<>();
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try {
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String method = ServletUtil.getRequest().getMethod();
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String url ="/api/system/DataInterface/"+intefaceId+"/Actions/Response";
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String ymdate = ""+DateUtil.getNowDate().getTime();
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String host = ServletUtil.getRequestHost();
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String source = new StringBuilder()
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.append(method).append('\n')
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.append(url).append('\n')
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.append(ymdate).append('\n')
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.append(host).append('\n').toString();
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Mac mac = Mac.getInstance(ALGORITH_FORMAC);
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SecretKeySpec secretKeySpec = new SecretKeySpec(Base64.decodeBase64(appSecret), ALGORITH_FORMAC);
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mac.init(secretKeySpec);
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String signature = Hex.encodeHexString(mac.doFinal(source.getBytes(CHARSET_NAME)));
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resultMap.put("YmDate",ymdate);
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resultMap.put("Authorization",appId+"::"+signature);
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return resultMap;
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}catch (Exception e){}
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return resultMap;
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}
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}
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