From b8d8733ad9eeeb170a71897d1078acdbea7680f2 Mon Sep 17 00:00:00 2001
From: zhanghua <314079846@qq.com>
Date: 星期二, 04 三月 2025 15:23:38 +0800
Subject: [PATCH] 优化

---
 ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java |   96 +++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 83 insertions(+), 13 deletions(-)

diff --git a/ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java b/ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java
index ce3d44c..d5a1603 100644
--- a/ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java
+++ b/ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java
@@ -2,6 +2,14 @@
 
 import cn.hutool.json.JSONConverter;
 import com.alibaba.fastjson.JSONObject;
+import com.aliyun.oss.ClientBuilderConfiguration;
+import com.aliyun.oss.OSS;
+import com.aliyun.oss.OSSClientBuilder;
+import com.aliyun.oss.OSSException;
+import com.aliyun.oss.common.auth.CredentialsProviderFactory;
+import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider;
+import com.aliyun.oss.common.comm.SignVersion;
+import com.aliyuncs.exceptions.ClientException;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.StringUtils;
 import com.ycl.annotation.LogSave;
@@ -13,6 +21,7 @@
 import com.ycl.service.video.IVideoAlarmReportService;
 import com.ycl.service.video.impl.IVideoPointService;
 import com.ycl.util.VideoUtil;
+import com.ycl.utils.ConstantPropertiesUtils;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import lombok.SneakyThrows;
@@ -23,15 +32,13 @@
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+import javax.xml.bind.DatatypeConverter;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.HttpURLConnection;
 import java.net.URL;
-import java.util.Base64;
-import java.util.Dictionary;
-import java.util.Hashtable;
-import java.util.List;
+import java.util.*;
 
 /**
  * @author admin
@@ -71,7 +78,7 @@
     @PostMapping("/HK/alarmReport")
     @LogSave(operationType = "鎶ヨ绠$悊", contain = "娴峰悍瑙嗛鎶ヨ鎺ㄩ��")
     public CommonResult hkAlarmReport(@RequestBody @Validated HKAlarmParam alarmParam) {
-//        System.out.println("淇濆瓨鎶ヨ鏁版嵁锛�" + JSONObject.toJSONString(alarmParam));
+//        System.out.println("娴峰悍瑙嗛鎶ヨ鎺ㄩ�丄PI锛�" + JSONObject.toJSONString(alarmParam));
         videoAlarmReportService.saveFromHK(alarmParam);
         return new CommonResult(ResultCode.SUCCESS.getCode(), ResultCode.SUCCESS.getMessage());
     }
@@ -120,12 +127,28 @@
     public byte[] getImages(HttpServletRequest request, HttpServletResponse response,
                             @RequestParam String fileUrl, @RequestParam(required = false) String OSSAccessKeyId,
                             @RequestParam(required = false) String Signature) {
-        String sessionId = request.getSession().getId();
-        sessionDic.put(sessionId, 0);
-        return getBytes(fileUrl, OSSAccessKeyId, Signature, sessionId);
-
+        if (StringUtils.isNotBlank(fileUrl)) {
+            String sessionId = request.getSession().getId();
+            sessionDic.put(sessionId, 0);
+            return getBytes(fileUrl, OSSAccessKeyId, Signature, sessionId);
+        } else {
+            return null;
+        }
     }
 
+    @ApiOperation(value = "鑾峰彇鍥剧墖")
+    @GetMapping(value = "/img/base64")
+//    @GetMapping(value = "/img")
+    @ResponseBody
+    public String getImagesBase64(HttpServletRequest request, HttpServletResponse response,
+                                  @RequestParam String fileUrl, @RequestParam(required = false) String OSSAccessKeyId,
+                                  @RequestParam(required = false) String Signature) {
+        String sessionId = request.getSession().getId();
+        sessionDic.put(sessionId, 0);
+        byte[] bytes = getBytes(fileUrl, OSSAccessKeyId, Signature, sessionId);
+        String base64 = DatatypeConverter.printBase64Binary(bytes);
+        return base64;
+    }
 
     @GetMapping(value = "/index")
     @ResponseBody
@@ -134,14 +157,61 @@
 
     }
 
+    private URL translateOSSUrl(String fileUrl) {
+        OSS ossClient = null;
+        try {
+            String endpoint = ConstantPropertiesUtils.END_POINT;
+            String accessKeyId = ConstantPropertiesUtils.ACCESS_KEY_ID;
+            String accessKeySecret = ConstantPropertiesUtils.ACCESS_KEY_SECRET;
+            String bucketName = ConstantPropertiesUtils.BUCKET_NAME;
+
+            String[] urlArray = fileUrl.split("Expires=");
+
+//            System.out.println("-------urlArray[0]:" + urlArray[0]);
+
+//            System.out.println("-------PREFIX_URL:" + ConstantPropertiesUtils.PREFIX_URL);
+            String objectName = urlArray[0].replace(ConstantPropertiesUtils.PREFIX_URL, "");
+
+            objectName = objectName.replace("?", "");
+//            System.out.println("-------objectName:" + objectName);
+            ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);
+
+            // 璁剧疆绛惧悕URL杩囨湡鏃堕棿锛屽崟浣嶄负姣銆傛湰绀轰緥浠ヨ缃繃鏈熸椂闂翠负1灏忔椂涓轰緥銆�
+            Date expiration = new Date(new Date().getTime() + 3600 * 1000L);
+            // 鐢熸垚浠ET鏂规硶璁块棶鐨勭鍚峌RL銆傛湰绀轰緥娌℃湁棰濆璇锋眰澶达紝鍏朵粬浜哄彲浠ョ洿鎺ラ�氳繃娴忚鍣ㄨ闂浉鍏冲唴瀹广��
+            URL url = ossClient.generatePresignedUrl(bucketName, objectName, expiration);
+
+            return url;
+        } catch (OSSException oe) {
+            System.out.println("Caught an OSSException, which means your request made it to OSS, "
+                    + "but was rejected with an error response for some reason.");
+            System.out.println("Error Message:" + oe.getErrorMessage());
+            System.out.println("Error Code:" + oe.getErrorCode());
+            System.out.println("Request ID:" + oe.getRequestId());
+            System.out.println("Host ID:" + oe.getHostId());
+        } finally {
+            if (ossClient != null) {
+                ossClient.shutdown();
+            }
+        }
+        return null;
+    }
+
     private byte[] getBytes(String fileUrl, String OSSAccessKeyId, String Signature, String sessionId) {
         int index = sessionDic.get(sessionId);
         try {
             if (sessionDic.get(sessionId) < 10) {
                 sessionDic.remove(sessionId);
-                fileUrl = fileUrl.replace("Expires", "v");
-                System.out.println("getImages鑾峰彇鍥剧墖鍦板潃锛�" + fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature);
-                URL url = new URL(fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature);
+                URL url = translateOSSUrl(fileUrl);
+//                fileUrl = fileUrl.replace("Expires", "v");
+////                System.out.println("getImages鑾峰彇鍥剧墖鍦板潃锛�" + fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature);
+//                URL url = null;
+//                if (StringUtils.isNotBlank(OSSAccessKeyId) && StringUtils.isNotBlank(Signature)) {
+//                    url = new URL(fileUrl + "&OSSAccessKeyId=" + OSSAccessKeyId + "&Signature=" + Signature);
+//                } else {
+//                    url = new URL(fileUrl);
+//                }
+
                 HttpURLConnection conn = (HttpURLConnection) url.openConnection();
                 conn.setRequestMethod("GET");
                 conn.setConnectTimeout(10 * 1000);
@@ -150,7 +220,7 @@
                 InputStream inputStream = conn.getInputStream();// 閫氳繃杈撳叆娴佽幏鍙栧浘鐗囨暟鎹�
 
                 byte[] data = readInputStream(inputStream);
-                System.out.println("getImages鑾峰彇鍥剧墖鎴愬姛");
+//                System.out.println("getImages鑾峰彇鍥剧墖鎴愬姛");
 
                 return data;
             }

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