修复 ofd 预览功能影响 office 预览的问题

server/src/main/java/cn/keking/service/impl/PptFilePreviewImpl.java

@@ -0,0 +1,26 @@
+package cn.keking.service.impl;
+
+import cn.keking.model.FileAttribute;
+import cn.keking.service.FilePreview;
+import org.springframework.stereotype.Service;
+import org.springframework.ui.Model;
+
+/**
+ * @author kl (http://kailing.pub)
+ * @since 2021/6/17
+ */
+@Service
+public class PptFilePreviewImpl implements FilePreview {
+
+    private final OfficeFilePreviewImpl officeFilePreview;
+
+    public PptFilePreviewImpl(OfficeFilePreviewImpl officeFilePreview) {
+        this.officeFilePreview = officeFilePreview;
+    }
+
+    @Override
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
+        officeFilePreview.filePreviewHandle(url,model,fileAttribute);
+        return PPT_FILE_PREVIEW_PAGE;
+    }
+}