Content-Disposition fixes + hardening

packages/siaviewnode-client/src/components/Dropzone.tsx

@@ -22,8 +22,14 @@ function MyDropzone() {
   const onDrop = useCallback(
     acceptedFiles => {
       setLoading(true)
-      const file = R.head(acceptedFiles)
-      const url = API_ENDPOINT + "/skyfile"
+      const file = acceptedFiles[0]
+      if (!file) {
+        setError("An unexpected error occured. Check console for details.")
+        setLoading(false)
+        return
+      }
+
+      const url = `${API_ENDPOINT}/skyfile?filename=${file.name}`
       const fd = new FormData()
       fd.append("file", file)
 

packages/siaviewnode-server/src/main.ts

@@ -182,8 +182,11 @@ export class Server {
 
   private async handleSkyfilePOST(req: Request, res: Response): Promise<Response> {
     const file = selectFile(req) as UploadedFile
-    const uid = shortid.generate()
+    if (!file) {
+      res.status(400).send({ error: "Missing file" })
+    }
 
+    const uid = shortid.generate()
     this.logger.info(`POST skyfile w/name ${file.name} and uid ${uid}`)
 
     try {
@@ -192,7 +195,7 @@ export class Server {
         file.data,
         {
           maxContentLength: MAX_UPLOAD_FILESIZE,
-          params: { name: file.name }
+          params: { filename: file.name }
         }
       )
       return res.send(data)