[英]When I try to print the localID of the logged in user it doesn't work
我終於找到了如何從我的 firebase 類訪問 localId 實例,但是現在當用戶登錄並嘗試打印 localId 時,對象返回為 none。 當我嘗試在 firebase 類中打印它時,它返回該值,但在類之外它不起作用。 這是我的 firebase 課程。
class MyFireBase():
def __init__(self):
# initialize localId to None, just to be sure it always exists
self.localId = None
def sign_up(self, email, password):
app = App.get_running_app()
email = email.replace("\n","")
password = password.replace("\n","")
# Send email and password to Firebase
# Firebase will return localId, authToken (idToken), refreshToken
signup_url = "https://www.googleapis.com/identitytoolkit/v3/relyingparty/signupNewUser?key=" + self.wak
signup_payload = {"email": email, "password": password, "returnSecureToken": True}
sign_up_request = requests.post(signup_url, data=signup_payload)
sign_up_data = json.loads(sign_up_request.content.decode())
print(sign_up_request.ok)
print(sign_up_request.content.decode())
if sign_up_request.ok == True:
print(sign_up_data)
refresh_token = sign_up_data['refreshToken']
self.localId = sign_up_data['localId']
idToken = sign_up_data['idToken']
# Save refreshToken to a file
with open(app.refresh_token_file, "w") as f:
f.write(refresh_token)
app.local_id = self.localId
app.id_token = idToken
my_data = '{"avatar": "profilepic.png", "jobs_done": "", "jobs_posted": ""}'
post_request = requests.patch("https://moonlighting-bb8ab.firebaseio.com/users/" + self.localId + ".json?auth=" + idToken, data=my_data)
print(post_request.ok)
print(post_request.content.decode())
app.root.current = "create"
elif sign_up_request.ok == False:
error_data = json.loads(sign_up_request.content.decode())
error_message = error_data["error"]['message']
app.root.ids.signup.ids.signup_message.text = error_message.replace("_", " ")
def send_user_details(self):
app = App.get_running_app()
my_data ={"first name": app.root.ids.create.ids.first_name.text, "last name": app.root.ids.create.ids.last_name.text,
"phone number": app.root.ids.create.ids.phone_number.text, "job1": app.root.ids.create.ids.job1.text, "job2": app.root.ids.create.ids.job2.text,
"job3": app.root.ids.create.ids.job3.text, "date of birth": app.root.ids.create.ids.date_of_birth.text, "state": app.root.ids.create.ids.state1.text}
user_details = requests.patch("https://moonlighting-bb8ab.firebaseio.com/users/" + app.local_id + ".json?auth=" + app.id_token, json.dumps(my_data))
print(user_details.ok)
print(user_details.content.decode())
app.root.current = "main"
def sign_in_existing_user(self, email, password):
signin_url = "https://www.googleapis.com/identitytoolkit/v3/relyingparty/verifyPassword?key=" + self.wak
signin_payload = {"email": email, "password": password, "returnSecureToken": True}
signin_request = requests.post(signin_url, data=signin_payload)
sign_up_data = json.loads(signin_request.content.decode())
app = App.get_running_app()
print(signin_request.ok)
print(signin_request.content.decode())
if signin_request.ok == True:
refresh_token = sign_up_data['refreshToken']
self.localId = sign_up_data['localId']
idToken = sign_up_data['idToken']
# Save refreshToken to a file
with open(app.refresh_token_file, "w") as f:
f.write(refresh_token)
# Save localId to a variable in main app class
# Save idToken to a variable in main app class
app.local_id = self.localId
app.id_token = idToken
# Create new key in database from localId
# Get friend ID
# Get request on firebase to get the next friend id
# --- User exists so i dont need to get a friend id
# self.friend_get_req = UrlRequest("https://friendly-fitness.firebaseio.com/next_friend_id.json?auth=" + idToken, on_success=self.on_friend_get_req_ok)
# app.change_screen("home_screen")
app.root.current = "main"
elif signin_request.ok == False:
error_data = json.loads(signin_request.content.decode())
error_message = error_data["error"]['message']
app.root.ids.login.ids.login_message.text = error_message.replace("_", " ")
這是我試圖從中打印它的課程
class ProfileWindow(Screen):
def on_enter(self, *args):
print(MyFireBase().localId)
任何幫助將不勝感激
這是 ProfileWindow 的代碼
class ProfileWindow(Screen):
def __int__(self, thefirebase, *args, **kwargs):
super().__init__(*args, **kwargs)
self.thefirebase = thefirebase
def on_enter(self, *args):
print(self.thefirebase.localId)
我將它重命名為 thefirebase,因為我有一個模塊,我也使用它稱為 firebase。
當sign_up()
方法時,您在MyFireBase
實例上設置localId
變量。 這意味着如果您想檢索localId
您將需要使用相同的MyFireBase
實例。 創建一個全新的MyFireBase
內實例on_enter
只返回你的初始值localId
-這是None
-因為sign_up()
沒有被調用該實例。
您需要重構代碼,以便在創建ProfileWindow
時將初始化的MyFireBase
實例傳遞給它。
例如:
class ProfileWindow(Screen):
def __init__(self, firebase, **kwargs):
super().__init__(**kwargs)
self.firebase = firebase # Store the initialised MyFireBase instance
def on_enter(self, *args):
print(self.firebase.localId) # Use the initialised instance
然后在創建它時將MyFireBase
實例傳遞給ProfileWindow
。
firebase = MyFireBase()
firebase.sign_up(...)
...
window = ProfileWindow(firebase) # Pass the initialised MyFireBase instance
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