From c68a46c7b29a7f5a21a76ea5e230cd140c2694d8 Mon Sep 17 00:00:00 2001
From: zhanghua <314079846@qq.com>
Date: 星期三, 19 四月 2023 17:28:44 +0800
Subject: [PATCH] 获取图片将时间有效期参数过滤掉

---
 ycl-platform/src/main/java/com/ycl/controller/platformApi/AlarmController.java |  129 +++++++++++++++++++++++++++++++++++++++++--
 1 files changed, 123 insertions(+), 6 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 00f1924..83980a1 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
@@ -1,17 +1,29 @@
 package com.ycl.controller.platformApi;
 
+import com.baomidou.mybatisplus.core.toolkit.StringUtils;
 import com.ycl.api.CommonResult;
 import com.ycl.dto.video.AlarmParam;
 import com.ycl.enums.common.ResultCode;
 import com.ycl.service.video.IVideoAlarmReportService;
+import com.ycl.util.VideoUtil;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
+import lombok.SneakyThrows;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.MediaType;
 import org.springframework.validation.annotation.Validated;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+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;
 
 /**
  * @author admin
@@ -20,8 +32,12 @@
 @RestController
 @RequestMapping("/API")
 public class AlarmController {
-
     private IVideoAlarmReportService videoAlarmReportService;
+
+    private static Dictionary<String, Integer> sessionDic = new Hashtable<>();
+
+    @Autowired
+    private VideoUtil videoUtil;
 
     @Autowired
     public void setVideoAlarmReportService(IVideoAlarmReportService videoAlarmReportService) {
@@ -35,4 +51,105 @@
         return new CommonResult(ResultCode.SUCCESS.getCode(), ResultCode.SUCCESS.getMessage());
     }
 
-}
+    @GetMapping("/Video/{code}/{subType}")
+    @ApiOperation(value = "璁惧鑾峰彇鐩戞帶鍦板潃")
+    @SneakyThrows
+    public CommonResult getMonitorAddress(@PathVariable String code, @PathVariable Integer subType,
+                                          @RequestParam(required = false) String scheme) {
+
+        if (subType == null) {
+            subType = 1;
+        }
+        if (!StringUtils.isNotBlank(scheme)) {
+            scheme = "RTSP";
+        }
+        return CommonResult.successApi(videoUtil.getVideo(code, scheme, subType));
+    }
+
+
+    @ApiOperation(value = "鑾峰彇鍥剧墖")
+    @GetMapping(value = "/img", produces = {MediaType.IMAGE_JPEG_VALUE, MediaType.IMAGE_PNG_VALUE})
+//    @GetMapping(value = "/img")
+    @ResponseBody
+    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);
+
+    }
+
+    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);
+                HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+                conn.setRequestMethod("GET");
+                conn.setConnectTimeout(10 * 1000);
+                conn.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt)");
+
+                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");
+
+                return data;
+            }
+        } catch (Exception e) {
+            index++;
+            sessionDic.put(sessionId, index);
+            System.out.println(index + "-getImages鑾峰彇鍥剧墖澶辫触锛�" + e.getMessage());
+            e.printStackTrace();
+            getBytes(fileUrl, OSSAccessKeyId, Signature, sessionId);
+
+        }
+        return null;
+    }
+
+    private static String inputStream2Base64(InputStream is) throws Exception {
+        byte[] data = null;
+        try {
+            ByteArrayOutputStream swapStream = new ByteArrayOutputStream();
+            byte[] buff = new byte[100];
+            int rc = 0;
+            while ((rc = is.read(buff, 0, 100)) > 0) {
+                swapStream.write(buff, 0, rc);
+            }
+            data = swapStream.toByteArray();
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            if (is != null) {
+                try {
+                    is.close();
+                } catch (IOException e) {
+                    throw new Exception("杈撳叆娴佸叧闂紓甯�");
+                }
+            }
+        }
+
+        return Base64.getEncoder().encodeToString(data);
+    }
+
+    private byte[] readInputStream(InputStream inStream) throws Exception {
+        ByteArrayOutputStream outStream = new ByteArrayOutputStream();
+        //鍒涘缓涓�涓狟uffer瀛楃涓�
+        byte[] buffer = new byte[1024];
+        //姣忔璇诲彇鐨勫瓧绗︿覆闀垮害锛屽鏋滀负-1锛屼唬琛ㄥ叏閮ㄨ鍙栧畬姣�
+        int len = 0;
+        //浣跨敤涓�涓緭鍏ユ祦浠巄uffer閲屾妸鏁版嵁璇诲彇鍑烘潵
+        while ((len = inStream.read(buffer)) != -1) {
+            //鐢ㄨ緭鍑烘祦寰�buffer閲屽啓鍏ユ暟鎹紝涓棿鍙傛暟浠h〃浠庡摢涓綅缃紑濮嬭锛宭en浠h〃璇诲彇鐨勯暱搴�
+            outStream.write(buffer, 0, len);
+        }
+        //鍏抽棴杈撳叆娴�
+        inStream.close();
+        //鎶妎utStream閲岀殑鏁版嵁鍐欏叆鍐呭瓨
+        return outStream.toByteArray();
+    }
+}
\ No newline at end of file

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