增加微信jsConfig

server/like-common/src/main/java/com/mdd/common/plugin/wechat/WxMnpDriver.java

@@ -3,11 +3,15 @@ package com.mdd.common.plugin.wechat;
 import cn.binarywang.wx.miniapp.api.WxMaService;
 import cn.binarywang.wx.miniapp.config.impl.WxMaDefaultConfigImpl;
 import com.mdd.common.util.ConfigUtils;
+import com.mdd.common.util.HttpUtils;
+import com.mdd.common.util.MapUtils;
+import com.mdd.common.util.StringUtils;
 import me.chanjar.weixin.mp.api.WxMpService;
 import me.chanjar.weixin.mp.config.impl.WxMpDefaultConfigImpl;
 import org.springframework.stereotype.Component;
 
 import javax.annotation.Resource;
+import java.security.MessageDigest;
 import java.util.Map;
 
 /**
@@ -72,4 +76,89 @@ public class WxMnpDriver {
 
         return wxMpService;
     }
+
+    /**
+     * 获取授权页ticket
+     *
+     * @author fzr
+     * @param accessToken token
+     * @return String
+     */
+    public static String getJsSdkGetTicket(String accessToken) {
+        String jsSdkGetTicketUrl = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=%s&type=jsapi";
+        String url = String.format(jsSdkGetTicketUrl, accessToken);
+        String results = HttpUtils.sendGet(url);
+        Map<String, String> resultMap = MapUtils.jsonToMap(results);
+        String jsapi_ticket = null;
+        if (resultMap != null && StringUtils.isNotNull(resultMap.get("ticket"))) {
+            jsapi_ticket = resultMap.get("ticket");
+        }
+        return jsapi_ticket;
+    }
+
+    /**
+     * 构建JsSDK
+     *
+     * @author fzr
+     * @param ticket ticket
+     * @param timestamp 时间戳
+     * @param nonceStr 串
+     * @param url 地址
+     * @return String
+     * @throws Exception 异常
+     */
+    public static String buildJSSDKSignature(String ticket, String timestamp, String nonceStr, String url) throws Exception {
+        String orderedString = "jsapi_ticket=" + ticket
+                + "&noncestr=" + nonceStr
+                + "&timestamp=" + timestamp
+                + "&url=" + url;
+        return sha1(orderedString);
+    }
+
+    /**
+     * Sha1算法
+     *
+     * @author fzr
+     * @param orderedString 字符串
+     * @return String
+     * @throws Exception 异常
+     */
+    private static String sha1(String orderedString) throws Exception {
+        String ciphertext;
+        MessageDigest md = MessageDigest.getInstance("SHA-1");
+        byte[] digest = md.digest(orderedString.getBytes());
+        ciphertext = byteToStr(digest);
+        return ciphertext.toLowerCase();
+    }
+
+    /**
+     * 字节转字符
+     *
+     * @author fzr
+     * @param byteArray 字节
+     * @return String
+     */
+    private static String byteToStr(byte[] byteArray) {
+        StringBuilder strDigest = new StringBuilder();
+        for (byte b : byteArray) {
+            strDigest.append(byteToHexStr(b));
+        }
+        return strDigest.toString();
+    }
+
+    /**
+     * 字节转Hex
+     *
+     * @author fzr
+     * @param mByte 字节
+     * @return String
+     */
+    private static String byteToHexStr(byte mByte) {
+        char[] Digit = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
+        char[] tempArr = new char[2];
+        tempArr[0] = Digit[(mByte >>> 4) & 0X0F];
+        tempArr[1] = Digit[mByte & 0X0F];
+        return new String(tempArr);
+    }
+
 }