#!/usr/bin/env python3
"""
Facebook Token Refresh Script
This script helps you generate long-lived Facebook Page access tokens.
"""
import requests
import os
import sys
from urllib.parse import urlencode
from dotenv import load_dotenv
load_dotenv()
def get_long_lived_user_token(app_id: str, app_secret: str, short_token: str) -> str:
"""Exchange short-lived user token for long-lived one."""
url = "https://graph.facebook.com/oauth/access_token"
params = {
"grant_type": "fb_exchange_token",
"client_id": app_id,
"client_secret": app_secret,
"fb_exchange_token": short_token
}
response = requests.get(url, params=params)
data = response.json()
if "access_token" in data:
return data["access_token"]
else:
raise Exception(f"Error getting long-lived user token: {data}")
def get_page_tokens(user_token: str) -> dict:
"""Get page access tokens using user token."""
url = "https://graph.facebook.com/me/accounts"
params = {"access_token": user_token}
response = requests.get(url, params=params)
data = response.json()
if "data" in data:
return data["data"]
else:
raise Exception(f"Error getting page tokens: {data}")
def check_token_validity(token: str) -> dict:
"""Check token validity and expiration."""
url = "https://graph.facebook.com/me"
params = {"access_token": token}
response = requests.get(url, params=params)
return response.json()
def main():
"""Main function to refresh Facebook tokens."""
print("🔑 Facebook Token Refresh Tool")
print("=" * 40)
# Get app credentials
app_id = input("Enter your Facebook App ID: ").strip()
app_secret = input("Enter your Facebook App Secret: ").strip()
if not app_id or not app_secret:
print("❌ App ID and App Secret are required!")
sys.exit(1)
print("\n📋 Steps to get a short-lived user token:")
print("1. Go to: https://developers.facebook.com/tools/explorer/")
print("2. Select your app")
print("3. Click 'Generate Access Token'")
print("4. Select these permissions:")
print(" - pages_manage_posts")
print(" - pages_read_engagement")
print(" - pages_manage_metadata")
print(" - pages_read_user_content")
print("5. Copy the generated token")
short_token = input("\nEnter your short-lived user access token: ").strip()
if not short_token:
print("❌ Short-lived token is required!")
sys.exit(1)
try:
print("\n🔄 Exchanging for long-lived user token...")
long_user_token = get_long_lived_user_token(app_id, app_secret, short_token)
print("✅ Got long-lived user token!")
print("\n📄 Getting page tokens...")
pages = get_page_tokens(long_user_token)
if not pages:
print("❌ No pages found! Make sure you have page permissions.")
sys.exit(1)
print(f"\n📊 Found {len(pages)} page(s):")
for i, page in enumerate(pages):
print(f"{i+1}. {page['name']} (ID: {page['id']})")
if len(pages) == 1:
selected_page = pages[0]
else:
choice = int(input(f"\nSelect page (1-{len(pages)}): ")) - 1
selected_page = pages[choice]
page_token = selected_page['access_token']
page_id = selected_page['id']
page_name = selected_page['name']
print(f"\n✅ Generated tokens for: {page_name}")
print(f"📝 Page ID: {page_id}")
print(f"🔑 Page Token: {page_token[:20]}...")
# Check token validity
print("\n🔍 Checking token validity...")
validity = check_token_validity(page_token)
if "error" not in validity:
print("✅ Token is valid!")
else:
print(f"⚠️ Token validation warning: {validity}")
# Update .env file
update_env = input("\n💾 Update .env file with new tokens? (y/N): ").strip().lower()
if update_env == 'y':
env_content = f"""FACEBOOK_ACCESS_TOKEN={page_token}
FACEBOOK_PAGE_ID={page_id}
"""
with open('.env', 'w') as f:
f.write(env_content)
print("✅ Updated .env file!")
print("\n🔄 Please restart your MCP server in Cursor!")
else:
print("\n📋 Add these to your .env file:")
print(f"FACEBOOK_ACCESS_TOKEN={page_token}")
print(f"FACEBOOK_PAGE_ID={page_id}")
print("\n🎉 Token refresh completed!")
print("⏰ This token will last approximately 60 days.")
except Exception as e:
print(f"❌ Error: {e}")
sys.exit(1)
if __name__ == "__main__":
main()
