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import datetime
import urllib.parse
import requests
from flask_login import current_user
from extensions.ext_database import db
from models.source import DataSourceOauthBinding
class OAuthDataSource:
def __init__(self, client_id: str, client_secret: str, redirect_uri: str):
self.client_id = client_id
self.client_secret = client_secret
self.redirect_uri = redirect_uri
def get_authorization_url(self):
raise NotImplementedError()
def get_access_token(self, code: str):
raise NotImplementedError()
class NotionOAuth(OAuthDataSource):
_AUTH_URL = "https://api.notion.com/v1/oauth/authorize"
_TOKEN_URL = "https://api.notion.com/v1/oauth/token"
_NOTION_PAGE_SEARCH = "https://api.notion.com/v1/search"
_NOTION_BLOCK_SEARCH = "https://api.notion.com/v1/blocks"
_NOTION_BOT_USER = "https://api.notion.com/v1/users/me"
def get_authorization_url(self):
params = {
"client_id": self.client_id,
"response_type": "code",
"redirect_uri": self.redirect_uri,
"owner": "user",
}
return f"{self._AUTH_URL}?{urllib.parse.urlencode(params)}"
def get_access_token(self, code: str):
data = {"code": code, "grant_type": "authorization_code", "redirect_uri": self.redirect_uri}
headers = {"Accept": "application/json"}
auth = (self.client_id, self.client_secret)
response = requests.post(self._TOKEN_URL, data=data, auth=auth, headers=headers)
response_json = response.json()
access_token = response_json.get("access_token")
if not access_token:
raise ValueError(f"Error in Notion OAuth: {response_json}")
workspace_name = response_json.get("workspace_name")
workspace_icon = response_json.get("workspace_icon")
workspace_id = response_json.get("workspace_id")
# get all authorized pages
pages = self.get_authorized_pages(access_token)
source_info = {
"workspace_name": workspace_name,
"workspace_icon": workspace_icon,
"workspace_id": workspace_id,
"pages": pages,
"total": len(pages),
}
# save data source binding
data_source_binding = DataSourceOauthBinding.query.filter(
db.and_(
DataSourceOauthBinding.tenant_id == current_user.current_tenant_id,
DataSourceOauthBinding.provider == "notion",
DataSourceOauthBinding.access_token == access_token,
)
).first()
if data_source_binding:
data_source_binding.source_info = source_info
data_source_binding.disabled = False
data_source_binding.updated_at = datetime.datetime.now(datetime.timezone.utc).replace(tzinfo=None)
db.session.commit()
else:
new_data_source_binding = DataSourceOauthBinding(
tenant_id=current_user.current_tenant_id,
access_token=access_token,
source_info=source_info,
provider="notion",
)
db.session.add(new_data_source_binding)
db.session.commit()
def save_internal_access_token(self, access_token: str):
workspace_name = self.notion_workspace_name(access_token)
workspace_icon = None
workspace_id = current_user.current_tenant_id
# get all authorized pages
pages = self.get_authorized_pages(access_token)
source_info = {
"workspace_name": workspace_name,
"workspace_icon": workspace_icon,
"workspace_id": workspace_id,
"pages": pages,
"total": len(pages),
}
# save data source binding
data_source_binding = DataSourceOauthBinding.query.filter(
db.and_(
DataSourceOauthBinding.tenant_id == current_user.current_tenant_id,
DataSourceOauthBinding.provider == "notion",
DataSourceOauthBinding.access_token == access_token,
)
).first()
if data_source_binding:
data_source_binding.source_info = source_info
data_source_binding.disabled = False
data_source_binding.updated_at = datetime.datetime.now(datetime.timezone.utc).replace(tzinfo=None)
db.session.commit()
else:
new_data_source_binding = DataSourceOauthBinding(
tenant_id=current_user.current_tenant_id,
access_token=access_token,
source_info=source_info,
provider="notion",
)
db.session.add(new_data_source_binding)
db.session.commit()
def sync_data_source(self, binding_id: str):
# save data source binding
data_source_binding = DataSourceOauthBinding.query.filter(
db.and_(
DataSourceOauthBinding.tenant_id == current_user.current_tenant_id,
DataSourceOauthBinding.provider == "notion",
DataSourceOauthBinding.id == binding_id,
DataSourceOauthBinding.disabled == False,
)
).first()
if data_source_binding:
# get all authorized pages
pages = self.get_authorized_pages(data_source_binding.access_token)
source_info = data_source_binding.source_info
new_source_info = {
"workspace_name": source_info["workspace_name"],
"workspace_icon": source_info["workspace_icon"],
"workspace_id": source_info["workspace_id"],
"pages": pages,
"total": len(pages),
}
data_source_binding.source_info = new_source_info
data_source_binding.disabled = False
data_source_binding.updated_at = datetime.datetime.now(datetime.timezone.utc).replace(tzinfo=None)
db.session.commit()
else:
raise ValueError("Data source binding not found")
def get_authorized_pages(self, access_token: str):
pages = []
page_results = self.notion_page_search(access_token)
database_results = self.notion_database_search(access_token)
# get page detail
for page_result in page_results:
page_id = page_result["id"]
page_name = "Untitled"
for key in page_result["properties"]:
if "title" in page_result["properties"][key] and page_result["properties"][key]["title"]:
title_list = page_result["properties"][key]["title"]
if len(title_list) > 0 and "plain_text" in title_list[0]:
page_name = title_list[0]["plain_text"]
page_icon = page_result["icon"]
if page_icon:
icon_type = page_icon["type"]
if icon_type in {"external", "file"}:
url = page_icon[icon_type]["url"]
icon = {"type": "url", "url": url if url.startswith("http") else f"https://www.notion.so{url}"}
else:
icon = {"type": "emoji", "emoji": page_icon[icon_type]}
else:
icon = None
parent = page_result["parent"]
parent_type = parent["type"]
if parent_type == "block_id":
parent_id = self.notion_block_parent_page_id(access_token, parent[parent_type])
elif parent_type == "workspace":
parent_id = "root"
else:
parent_id = parent[parent_type]
page = {
"page_id": page_id,
"page_name": page_name,
"page_icon": icon,
"parent_id": parent_id,
"type": "page",
}
pages.append(page)
# get database detail
for database_result in database_results:
page_id = database_result["id"]
if len(database_result["title"]) > 0:
page_name = database_result["title"][0]["plain_text"]
else:
page_name = "Untitled"
page_icon = database_result["icon"]
if page_icon:
icon_type = page_icon["type"]
if icon_type in {"external", "file"}:
url = page_icon[icon_type]["url"]
icon = {"type": "url", "url": url if url.startswith("http") else f"https://www.notion.so{url}"}
else:
icon = {"type": icon_type, icon_type: page_icon[icon_type]}
else:
icon = None
parent = database_result["parent"]
parent_type = parent["type"]
if parent_type == "block_id":
parent_id = self.notion_block_parent_page_id(access_token, parent[parent_type])
elif parent_type == "workspace":
parent_id = "root"
else:
parent_id = parent[parent_type]
page = {
"page_id": page_id,
"page_name": page_name,
"page_icon": icon,
"parent_id": parent_id,
"type": "database",
}
pages.append(page)
return pages
def notion_page_search(self, access_token: str):
data = {"filter": {"value": "page", "property": "object"}}
headers = {
"Content-Type": "application/json",
"Authorization": f"Bearer {access_token}",
"Notion-Version": "2022-06-28",
}
response = requests.post(url=self._NOTION_PAGE_SEARCH, json=data, headers=headers)
response_json = response.json()
results = response_json.get("results", [])
return results
def notion_block_parent_page_id(self, access_token: str, block_id: str):
headers = {
"Authorization": f"Bearer {access_token}",
"Notion-Version": "2022-06-28",
}
response = requests.get(url=f"{self._NOTION_BLOCK_SEARCH}/{block_id}", headers=headers)
response_json = response.json()
parent = response_json["parent"]
parent_type = parent["type"]
if parent_type == "block_id":
return self.notion_block_parent_page_id(access_token, parent[parent_type])
return parent[parent_type]
def notion_workspace_name(self, access_token: str):
headers = {
"Authorization": f"Bearer {access_token}",
"Notion-Version": "2022-06-28",
}
response = requests.get(url=self._NOTION_BOT_USER, headers=headers)
response_json = response.json()
if "object" in response_json and response_json["object"] == "user":
user_type = response_json["type"]
user_info = response_json[user_type]
if "workspace_name" in user_info:
return user_info["workspace_name"]
return "workspace"
def notion_database_search(self, access_token: str):
data = {"filter": {"value": "database", "property": "object"}}
headers = {
"Content-Type": "application/json",
"Authorization": f"Bearer {access_token}",
"Notion-Version": "2022-06-28",
}
response = requests.post(url=self._NOTION_PAGE_SEARCH, json=data, headers=headers)
response_json = response.json()
results = response_json.get("results", [])
return results
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