safe replace done

Author: dingyifei

.gitignore

@@ -67,3 +67,4 @@ vex_convert.ini
 dist/
 build/
 *.pyc
+Competition_control.vex.backup

Converter_UI.py

@@ -89,6 +89,16 @@ def convert_to_dot_vex():
             temp_folder.set("./temp/")
         vex_convert.extract_vex(vex_open.get(), temp_folder.get(), progress.set)
         vex_convert.update_json(code_folder.get(), temp_folder.get(), progress.set)
+        if safe.get() is True:
+            try:
+                current_folder = os.getcwd()
+                os.chdir(vex_save_folder.get())
+                if os.path.isfile(vex_save_name.get() + ".backup"):
+                    os.remove(vex_save_name.get() + ".backup")
+                os.rename(vex_save_name.get(), vex_save_name.get() + ".backup")
+                os.chdir(current_folder)
+            except:
+                progress.set("Did not rename old file")
         vex_convert.pack_vex(vex_save_folder.get(), vex_save_name.get(), temp_folder.get(), progress.set)
 
     convert_vex_button = Button(mainframe, text="Convert to .vex File", command=convert_to_dot_vex)

vex_convert.py

@@ -21,6 +21,8 @@ def extract_vex(vex_file_location: str, temp_location: str, progress):
     progress("extracting json from .vex tar file")
     with tarfile.open(vex_file_location) as vex_file:
         vex_file.extractall(temp_location)
+    progress("json extracted")
+
 
 
 def pack_vex(save_folder_location: str, save_file_name: str, temp_location: str, progress):
@@ -36,12 +38,13 @@ def pack_vex(save_folder_location: str, save_file_name: str, temp_location: str,
     except:
         progress("Not a replace or it is a error")
 
-    progress("extracting json from .vex tar file")
+    progress("pack json into .vex")
     with tarfile.open(save_folder_location + "/" + save_file_name, "w") as vex_file:
         vex_file.add(
             temp_location +
             "/___ThIsisATemPoRaRyFiLE___.json",
             "/___ThIsisATemPoRaRyFiLE___.json")
+    progress("packing done!")
 
 
 def decode_json(code_folder_location: str, temp_location: str, progress):
@@ -74,7 +77,7 @@ def update_json(code_folder: str, temp_location: str, progress):
         encode_files: list = os.listdir(code_folder)
         progress("replacing file inside json")
         for x in encode_files:
-            with open(code_folder + x, "rb") as file:
+            with open(code_folder + "/" + x, "rb") as file:
                 dot_vex_json["files"][x] = base64.b64encode(file.read()).decode("utf-8")
     progress("replace the json file")
     try: