fix: 禅道同步图片失败

--bug=1013432 --user=陈建星 [缺陷管理] github#13685通过metersphere平台创建缺陷，同步至禅道缺陷之后，meterphere点击【同步缺陷】，禅道缺陷同步失败 https://www.tapd.cn/55049933/s/1165437

backend/src/main/java/io/metersphere/controller/ResourceController.java

@@ -25,6 +25,11 @@ public class ResourceController {
         return resourceService.getMdImage(fileName);
     }
 
+    @GetMapping(value = "/md/get/url")
+    public ResponseEntity<byte[]> getFileByUrl(@RequestParam ("url") String url) {
+        return resourceService.getMdImageByUrl(url);
+    }
+
     @GetMapping(value = "/ui/get")
     public ResponseEntity<FileSystemResource> getUiFile(@RequestParam ("fileName") String fileName) {
         return resourceService.getUiResultImage(fileName);

backend/src/main/java/io/metersphere/service/ResourceService.java

@@ -7,12 +7,15 @@ import io.metersphere.controller.request.MdUploadRequest;
 import io.metersphere.i18n.Translator;
 import org.springframework.core.io.FileSystemResource;
 import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpMethod;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.web.client.RestTemplate;
 import org.springframework.web.multipart.MultipartFile;
 
+import javax.annotation.Resource;
 import java.io.File;
 import java.io.UnsupportedEncodingException;
 import java.net.URLDecoder;
@@ -23,6 +26,9 @@ import java.util.Date;
 @Transactional(rollbackFor = Exception.class)
 public class ResourceService {
 
+    @Resource
+    private RestTemplate restTemplate;
+
     public void mdUpload(MdUploadRequest request, MultipartFile file) {
         FileUtils.uploadFile(file, FileUtils.MD_IMAGE_DIR, request.getId() + "_" + request.getFileName());
     }
@@ -82,4 +88,18 @@ public class ResourceService {
         }
         FileUtils.deleteFile(FileUtils.MD_IMAGE_DIR + "/" + fileName);
     }
+
+    /**
+     * http 代理
+     * 如果当前访问地址是 https，直接访问 http 的图片资源
+     * 由于浏览器的安全机制，http 会被转成 https
+     * @param url
+     * @return
+     */
+    public ResponseEntity<byte[]> getMdImageByUrl(String url) {
+        if (url.contains("md/get/url")) {
+            MSException.throwException(Translator.get("invalid_parameter"));
+        }
+        return restTemplate.exchange(url, HttpMethod.GET, null, byte[].class);
+    }
 }

backend/src/main/java/io/metersphere/track/issue/ZentaoPlatform.java

@@ -35,6 +35,8 @@ import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
 import org.springframework.web.client.RestTemplate;
 
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
 import java.util.*;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -460,6 +462,7 @@ public class ZentaoPlatform extends AbstractIssuePlatform {
                 name = name.replaceAll("&", "&");
                 path = zentaoClient.getBaseUrl() + path.replaceAll("&", "&");
             }
+            path = "/resource/md/get/url?url=" + URLEncoder.encode(path, StandardCharsets.UTF_8);
             // 图片与描述信息之间需换行，否则无法预览图片
             result = "\n\n![" + name + "](" + path + ")";
         }