fixed router, langflow files and processors to not use temp names

src/api/langflow_files.py

@@ -189,19 +189,20 @@ async def upload_and_ingest_user_file(
         # Create temporary file for task processing
         import tempfile
         import os
-        
+
         # Read file content
         content = await upload_file.read()
-        
-        # Create temporary file
+
+        # Create temporary file with the actual filename (not a temp prefix)
+        # Store in temp directory but use the real filename
+        temp_dir = tempfile.gettempdir()
         safe_filename = upload_file.filename.replace(" ", "_").replace("/", "_")
-        temp_fd, temp_path = tempfile.mkstemp(
-            suffix=f"_{safe_filename}"
-        )
+        temp_path = os.path.join(temp_dir, safe_filename)
+
         
         try:
             # Write content to temp file
-            with os.fdopen(temp_fd, 'wb') as temp_file:
+            with open(temp_path, 'wb') as temp_file:
                 temp_file.write(content)
 
             logger.debug("Created temporary file for task processing", temp_path=temp_path)

src/api/router.py

@@ -114,20 +114,22 @@ async def langflow_upload_ingest_task(
         temp_file_paths = []
         
         try:
+            # Create temp directory reference once
+            temp_dir = tempfile.gettempdir()
+
             for upload_file in upload_files:
                 # Read file content
                 content = await upload_file.read()
-                
-                # Create temporary file
+
+                # Create temporary file with the actual filename (not a temp prefix)
+                # Store in temp directory but use the real filename
                 safe_filename = upload_file.filename.replace(" ", "_").replace("/", "_")
-                temp_fd, temp_path = tempfile.mkstemp(
-                    suffix=f"_{safe_filename}"
-                )
-                
+                temp_path = os.path.join(temp_dir, safe_filename)
+
                 # Write content to temp file
-                with os.fdopen(temp_fd, 'wb') as temp_file:
+                with open(temp_path, 'wb') as temp_file:
                     temp_file.write(content)
-                
+
                 temp_file_paths.append(temp_path)
 
             logger.debug(

src/models/processors.py

@@ -574,12 +574,8 @@ class LangflowFileProcessor(TaskProcessor):
                 content = f.read()
 
             # Create file tuple for upload
-            temp_filename = os.path.basename(item)
-            # Extract original filename from temp file suffix (remove tmp prefix)
-            if "_" in temp_filename:
-                filename = temp_filename.split("_", 1)[1]  # Get everything after first _
-            else:
-                filename = temp_filename
+            # The temp file now has the actual filename, no need to extract it
+            filename = os.path.basename(item)
             content_type, _ = mimetypes.guess_type(filename)
             if not content_type:
                 content_type = 'application/octet-stream'