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import base64
import json
import os
from cryptography.fernet import Fernet
from pathlib import Path
from django.conf import settings
from django.contrib.auth.models import User
from django.db import models
from troggle.core.models.troggle import DataIssue, Expedition, Person, PersonExpedition
"""These functions do not match how the stand-alone folk script works. So the script produces an HTML file which has
href links to pages in troggle which troggle does not think are right.
The standalone script needs to be renedred defucnt, and all the parsing needs to be in troggle. Either that,
or they should use the same code by importing a module.
"""
USERS_FILE = "users_e.json"
ENCRYPTED_DIR = "encrypted"
def load_users():
"""These are the previously registered users of the troggle system.
"""
PARSER_USERS = "_users"
DataIssue.objects.filter(parser=PARSER_USERS).delete()
key = settings.LONGTERM_SECRET_KEY # Django generated
k = base64.urlsafe_b64encode(key.encode("utf8")[:32]) # make Fernet compatible
f = Fernet(k)
print(f)
jsonfile = settings.EXPOWEB / ENCRYPTED_DIR / USERS_FILE
jsonurl = "/" + str(Path(ENCRYPTED_DIR) / USERS_FILE)
if not (jsonfile.is_file()):
message = f" ! Users json file does not exist: '{jsonfile}'"
DataIssue.objects.create(parser=PARSER_USERS, message=message)
print(message)
return None
with open(jsonfile, 'r', encoding='utf-8') as json_f:
try:
registered_users_dict = json.load(json_f)
except FileNotFoundError:
print("File not found!")
except json.JSONDecodeError:
print("Invalid JSON format! - JSONDecodeError")
except Exception as e:
print(f"An exception occurred: {str(e)}")
message = f"! Troggle USERs. Failed to load {jsonfile} JSON file"
print(message)
DataIssue.objects.update_or_create(parser=PARSER_USERS, message=message, url=jsonurl)
return None
users_list = registered_users_dict["registered_users"]
print(f" - {len(users_list)} users read from JSON")
for userdata in users_list:
if userdata["username"]:
if userdata["username"] == "expo":
continue
if userdata["username"] == "expoadmin":
continue
try:
u = userdata["username"]
e_email = userdata["email"]
email = f.decrypt(e_email).decode()
print(f" - user: '{u} <{email}>' ")
if existing_user := User.objects.filter(username=userdata["username"]): # WALRUS
# print(f" - deleting existing user '{existing_user[0]}' before importing")
existing_user[0].delete()
user = User.objects.create_user(userdata["username"], email, "secret")
user.set_password = "secret" # stores hash not password
user.is_staff = False
user.is_superuser = False
user.save()
except Exception as e:
print(f"Exception <{e}>\nusers in db: {len(User.objects.all())}\n{User.objects.all()}")
formatted_json = json.dumps(userdata, indent=4)
print(formatted_json)
return None
else:
print(f" - user: BAD username for {userdata} ")
# if userdata["date"] != "" or userdata["date"] != "None":
# message = f"! {str(self.walletname)} Date format not ISO {userdata['date']}. Failed to load from {jsonfile} JSON file"
# from troggle.core.models.troggle import DataIssue
# DataIssue.objects.update_or_create(parser="wallets", message=message, url=wurl)
ru = []
for u in User.objects.all():
if u.username == "expo":
continue
if u.username == "expoadmin":
continue
e_email = f.encrypt(u.email.encode("utf8")).decode()
ru.append({"username":u.username, "email": e_email, "password": u.password})
print(u.username, e_email)
original = f.decrypt(e_email).decode()
print(u.username, original)
jsondict = { "registered_users": ru }
encryptedfile = settings.EXPOWEB / ENCRYPTED_DIR / "encrypt.json"
# with open(encryptedfile, 'w', encoding='utf-8') as json_f:
# json.dump(jsondict, json_f, indent=1)
# return True
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