refactor(数据大屏、仪表板): 图片上传类型和大小判断优化

core/core-backend/src/main/java/io/dataease/visualization/server/StaticResourceServer.java

@@ -64,22 +64,12 @@ public class StaticResourceServer implements StaticResourceApi {
     }
 
     private boolean isImage(MultipartFile file) {
-        BufferedImage image = null;
-        try (InputStream input = file.getInputStream()) {
-            image = ImageIO.read(input);
-        } catch (IOException e) {
-            LogUtil.error(e.getMessage(), e);
+        if (file == null || file.isEmpty()) {
             return false;
         }
-        // 判断是否为SVG
-        if(isValidSVG(file)){
-            return true;
-        }
-        // 判断其他图片
-        if (image == null || image.getWidth() <= 0 || image.getHeight() <= 0) {
-            return false;
-        }
-        return true;
+        String mimeType = file.getContentType();
+        // 判断是否为图片或SVG
+        return (mimeType != null && mimeType.startsWith("image/")) || isValidSVG(file);
     }
 
     public void saveFilesToServe(String staticResource) {

core/core-frontend/src/components/visualization/common/DeUpload.vue

@@ -97,6 +97,7 @@ const reUpload = e => {
   const file = e.target.files[0]
   if (file.size > maxImageSize) {
     sizeMessage()
+    return
   }
   uploadFileResult(file, fileUrl => {
     snapshotStore.recordSnapshotCache()

core/core-frontend/src/components/visualization/component-background/BackgroundOverallCommon.vue

@@ -270,6 +270,7 @@ const reUpload = e => {
   const file = e.target.files[0]
   if (file.size > maxImageSize) {
     sizeMessage()
+    return
   }
   uploadFileResult(file, fileUrl => {
     state.commonBackground['outerImage'] = fileUrl

core/core-frontend/src/components/visualization/component-background/CanvasBackground.vue

@@ -175,6 +175,7 @@ const reUpload = e => {
   const file = e.target.files[0]
   if (file.size > maxImageSize) {
     sizeMessage()
+    return
   }
   uploadFileResult(file, fileUrl => {
     canvasStyleData.value.background = fileUrl

core/core-frontend/src/custom-component/picture/Attr.vue

@@ -62,6 +62,7 @@ const reUpload = e => {
   const file = e.target.files[0]
   if (file.size > maxImageSize) {
     sizeMessage()
+    return
   }
   uploadFileResult(file, fileUrl => {
     snapshotStore.recordSnapshotCache()

core/core-frontend/src/views/dashboard/MobileBackgroundSelector.vue

@@ -166,6 +166,7 @@ const reUpload = e => {
   const file = e.target.files[0]
   if (file.size > maxImageSize) {
     sizeMessage()
+    return
   }
   uploadFileResult(file, fileUrl => {
     canvasStyleData.value.mobileSetting.background = fileUrl