finito execturo for real

server/executor.py

@@ -36,10 +36,21 @@ class Executor:
         return self.currentDirectory
 
     def setCurrentDirectory(self, dirName: str) -> str:
-        # TODO : Navigate up a directory structure
-        dirName = self.sanitizeDirectory(dirName)
-        self.currentDirectory = self.currentDirectory + "/" + dirName
-        return self.currentDirectory
+        if dirName == "..":
+            if self.currentDirectory == self.baseDir:
+                return self.currentDirectory
+            else:
+                directories = self.currentDirectory.split("/")
+                strdirectory = ""
+                for dir in directories:
+                    strdirectory += dir + "/"
+                    strdirectory = strdirectory[:-3]
+                self.currentDirectory = strdirectory
+                return self.currentDirectory
+        else:
+            dirName = self.sanitizeDirectory(dirName)
+            self.currentDirectory = self.currentDirectory + "/" + dirName
+            return self.currentDirectory
 
     def listCurrentDirectoryContent(self) -> str:
         contents = os.listdir(self.currentDirectory)
@@ -52,10 +63,10 @@ class Executor:
     def putFileInCurrentDirectory(self, filename: str, content) -> str:
         filename = self.sanitizeFile(filename)
         currenctfile = self.currentDirectory + "/" + filename
-        f = open(currenctfile,"wb")
+        f = open(currenctfile, "wb")
         f.write(content)
         f.close()
-        return  currenctfile
+        return currenctfile
 
     def getFileInCurrentDirectory(self, file: str):
         file = self.sanitizeFile(file)