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sqlserver.py
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sqlserver.py
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# Import the necessary modules.
import mysql.connector
import hashlib
# Create a connection to the database.
connection = mysql.connector.connect(
host="localhost",
user="root",
password="",
database="user_login_registration"
)
# Create a cursor object.
cursor = connection.cursor()
# Create a function to register a new user.
def register_user(username, password):
# Hash the password.
hashed_password = hashlib.sha256(password.encode()).hexdigest()
# Create a new user in the database.
cursor.execute("INSERT INTO users (username, password) VALUES (%s, %s)", (username, hashed_password))
# Commit the changes to the database.
connection.commit()
# Create a function to login a user.
def login_user(username, password):
# Hash the password.
hashed_password = hashlib.sha256(password.encode()).hexdigest()
# Check if the user exists in the database.
cursor.execute("SELECT * FROM users WHERE username = %s AND password = %s", (username, hashed_password))
# Get the user's data.
user = cursor.fetchone()
# If the user exists, return the user's data.
if user:
return user
# If the user does not exist, return None.
else:
return None
# Close the cursor object.
cursor.close()
# Close the connection to the database.
connection.close()