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main.py

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+print("newcmd setup start.")
+# init
+print("importing modules")
+try:
+    import ast
+    import hashlib
+    from simplecrypt import encrypt, decrypt
+    from copy import deepcopy
+except ModuleNotFoundError:
+    print("error: some modules are missing or not being found")
+print("done")
+print("loading users")
+users = open("ressources/users", 'r')
+users = users.read()
+users = ast.literal_eval(users)
+userslen = len(users)
+usersdata = {}
+if userslen != 0:
+    errorcount = 0
+    sucesscount = 0
+    for i in range(len(users)):
+        try:
+            tempuser = users[i]
+            usersdata[tempuser["name"]] = tempuser
+            sucesscount += 1
+        except:
+            errorcount += 1
+    print("loading users done. {} users failed to load {} users loaded correctly".format(errorcount, sucesscount))
+else:
+    print("no users found")
+# define's
+def login(user, password):
+    backuser = user
+    h = hashlib.new('sha256')
+    h.update(password.encode())
+    h = h.hexdigest()
+    if h == user["pass"]:
+        decrypted = decrypt(h, user["data"])
+        backuser["data"] = ast.literal_eval(decrypted.decode('utf-8'))
+        backuser["pass"] = h
+        return backuser
+    else:
+        return False
+
+def updateusersfile(users):
+    usersfile = {}
+    for i in range(len(users)):
+        usersfile[i] = list(users.values())[i]
+    file = open("ressources/users", 'w')
+    file.write(str(usersfile))
+    file.close()
+
+def createnewaccount():
+    name = input("enter name for your new user: ")
+    password = input("enter password for your new user: ")
+    back = {}
+    back["name"] = name
+    h = hashlib.new('sha256')
+    h.update(password.encode())
+    h = h.hexdigest()
+    back["pass"] = h
+    back["data"] = {}
+    user = deepcopy(back)
+    user["data"] = encrypt(h, str({"rights": "Admin"}).encode())
+    usersdata[user["name"]] = user
+    updateusersfile(usersdata)
+    return back
+# login
+if userslen != 0:
+    count = 0
+    for i in usersdata:
+        count += 1
+        print("{}: {}".format(count, i))
+    userin = int(input("please enter target user to login by number: "))
+    if 1 <= userin <= count:
+        back = False
+        while back == False:
+            password = input("please enter password for {}: ".format(list(usersdata.keys())[userin-1]))
+            back = login(list(usersdata.values())[userin-1], password)
+        user = back
+else:
+    user = createnewaccount()
+