68 lines
2 KiB
Python
68 lines
2 KiB
Python
from functools import wraps
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from flask import abort, request, session, make_response
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import json
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import traceback
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import utils
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class WebException(Exception): pass
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response_header = { "Content-Type": "application/json; charset=utf-8" }
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def api_wrapper(f):
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@wraps(f)
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def wrapper(*args, **kwds):
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if request.method == "POST":
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try:
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token = str(session.pop("csrf_token"))
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provided_token = str(request.form.get("csrf_token"))
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if not token or token != provided_token:
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raise Exception
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except Exception, e:
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response = make_response(json.dumps({ "success": 0, "message": "Token has been tampered with." }), 403, response_header)
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token = utils.generate_string()
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response.set_cookie("csrf_token", token)
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session["csrf_token"] = token
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return response
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web_result = {}
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response = 200
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try:
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web_result = f(*args, **kwds)
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except WebException as error:
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response = 200
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web_result = { "success": 0, "message": str(error) }
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except Exception as error:
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response = 200
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traceback.print_exc()
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web_result = { "success": 0, "message": "Something went wrong! Please notify us about this immediately.", "error": [ str(error), traceback.format_exc() ] }
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result = (json.dumps(web_result), response, response_header)
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response = make_response(result)
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# Setting CSRF token
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if "csrf_token" not in session:
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token = utils.generate_string()
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response.set_cookie("csrf_token", token)
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session["csrf_token"] = token
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return response
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return wrapper
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def login_required(f):
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@wraps(f)
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def decorated_function(*args, **kwargs):
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if not user.is_logged_in():
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return { "success": 0, "message": "Not logged in." }
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return f(*args, **kwargs)
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return decorated_function
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import user # Must go below api_wrapper to prevent import loops
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def admins_only(f):
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@wraps(f)
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def decorated_function(*args, **kwargs):
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if not user.is_admin():
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return { "success": 0, "message": "Not authorized." }
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return f(*args, **kwargs)
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return decorated_function
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