seitime-frappe/frappe/utils/verified_command.py

32 lines
989 B
Python

# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
# MIT License. See license.txt
from __future__ import unicode_literals
import hmac
import urllib
import frappe
import frappe.utils
def get_url(cmd, params, nonce, secret=None):
signature = get_signature(params, nonce, secret)
params['signature'] = signature
return frappe.utils.get_url("".join(['api/method/', cmd, '?', urllib.urlencode(params)]))
def get_signature(params, nonce, secret=None):
params = "".join((frappe.utils.cstr(p) for p in params.values()))
if not secret:
secret = frappe.local.conf.get("secret") or "secret"
signature = hmac.new(str(nonce))
signature.update(secret)
signature.update(params)
return signature.hexdigest()
def verify_using_doc(doc, signature, cmd):
params = doc.get_signature_params()
return signature == get_signature(params, doc.get_nonce())
def get_url_using_doc(doc, cmd):
params = doc.get_signature_params()
return get_url(cmd, params, doc.get_nonce())