Codes 4 W11

Author: canbula

Week11/db.py

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+import firebase_admin  # pip install firebase-admin
+from firebase_admin import credentials, db
+import pyrebase  # pip install pyrebase4
+
+
+class Firebase:
+    def __init__(self):
+        #####################################################################
+        # Use your own information for your Firebase project below.         #
+        #####################################################################
+        # You need to download the credentials file from your Firebase      #
+        # project settings. Click on the "Generate new private key" button  #
+        # and save the file as "credentials.json" in the same directory.    #
+        CREDENTIALS_FILE = "credentials.json"
+        # You can find your database URL in your Firebase project settings. #
+        # The format is "https://<project_id>.firebasedatabase.app/".       #
+        DATABASE_URL = ""
+        # You can find your API key in your Firebase project settings.      #
+        # The format is "AIza...".                                          #
+        # If you can't find your API key, create a new web app in your      #
+        # Firebase project, then you will see the API key.                  #
+        API_KEY = ""
+        # You can find your project ID in your Firebase project settings.   #
+        PROJECT_ID = ""
+        #####################################################################
+        # You can find these information in your Firebase project settings. #
+        # You don't need to change the following code.                      #
+        #####################################################################
+        self.cred = credentials.Certificate(CREDENTIALS_FILE)
+        firebase_admin.initialize_app(
+            self.cred,
+            {
+                "databaseURL": DATABASE_URL,
+            },
+        )
+        self.ref = db.reference("/")
+        self.config = {
+            "apiKey": API_KEY,
+            "authDomain": f"{PROJECT_ID}.firebaseapp.com",
+            "databaseURL": DATABASE_URL,
+            "storageBucket": f"{PROJECT_ID}.appspot.com",
+        }
+        self.firebase = pyrebase.initialize_app(self.config)
+        self.auth = self.firebase.auth()
+
+    def login(self, email, password):
+        user = self.auth.sign_in_with_email_and_password(email, password)
+        return user
+
+    def register(self, email, password):
+        user = self.auth.create_user_with_email_and_password(email, password)
+        return user
+
+    def get_current_user(self):
+        return self.auth.current_user
+
+
+if __name__ == "__main__":
+    f = Firebase()
+    print(f.ref.get())
+    f.ref.set({"name": "Bora Canbula"})
+    print(f.ref.get())
+    try:
+        f.login("prof@university.edu", "password")
+    except Exception as e:
+        f.register("prof@university.edu", "password")
+    print(f.get_current_user())

Week11/logo.png

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+from db import Firebase
+import wx  # pip install wxPython
+
+
+class LoginFrame(wx.Frame):
+    def __init__(self, parent, title, f: Firebase):
+        super(LoginFrame, self).__init__(parent, title=title, size=(400, 550))
+
+        self.f = f
+        self.user = None
+
+        self.init_ui()
+        self.Centre()
+        self.Show()
+
+    def init_ui(self):
+        panel = wx.Panel(self)
+        sizer = wx.BoxSizer(wx.VERTICAL)
+
+        logo = wx.StaticBitmap(panel, bitmap=wx.Bitmap("logo.png"))
+
+        email_label = wx.StaticText(
+            panel, label="Email", style=wx.ALIGN_CENTER, size=(200, 20)
+        )
+        self.email_entry = wx.TextCtrl(
+            panel, size=(200, 20), style=wx.TE_CENTER, value="prof@university.edu"
+        )
+
+        password_label = wx.StaticText(
+            panel, label="Password", style=wx.ALIGN_CENTER, size=(200, 20)
+        )
+        self.password_entry = wx.TextCtrl(
+            panel, size=(200, 20), style=wx.TE_PASSWORD | wx.TE_CENTER, value="password"
+        )
+
+        login_button = wx.Button(
+            panel, label="Login", size=(200, 20), style=wx.ALIGN_CENTER
+        )
+        login_button.Bind(wx.EVT_BUTTON, self.on_login)
+
+        sizer.Add(-1, 10)
+        sizer.Add(logo, 0, wx.ALIGN_CENTER)
+        sizer.Add(-1, 10)
+        sizer.Add(email_label, 0, wx.ALIGN_CENTER)
+        sizer.Add(-1, 10)
+        sizer.Add(self.email_entry, 0, wx.ALIGN_CENTER)
+        sizer.Add(-1, 10)
+        sizer.Add(password_label, 0, wx.ALIGN_CENTER)
+        sizer.Add(-1, 10)
+        sizer.Add(self.password_entry, 0, wx.ALIGN_CENTER)
+        sizer.Add(-1, 20)
+        sizer.Add(login_button, 0, wx.ALIGN_CENTER)
+
+        panel.SetSizer(sizer)
+
+    def on_login(self, event):
+        email = self.email_entry.GetValue()
+        password = self.password_entry.GetValue()
+        try:
+            self.user = self.f.login(email, password)
+            print("Login successful as ", self.user)
+        except Exception as e:
+            self.user = self.f.register(email, password)
+            print("Registration successful as ", self.user)
+        self.Close()
+
+
+if __name__ == "__main__":
+    app = wx.App()
+    f = Firebase()
+    login_frame = LoginFrame(None, title="Login to CAT", f=f)
+    app.MainLoop()