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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import logging
import re
from packaging import version
class EjabberdApi:
"""
class to interact with the ejabberd rest/ xmlrpc api
"""
def __init__(self, url, login=None, api: str = "rpc"):
# api variables
self._login = login
self._url = url
if api == "rpc":
self.cmd = self._rpc
else:
import requests
self.session = requests.Session()
self.cmd = self._rest
@property
def _auth(self) -> (str, None):
if self._login is not None:
return f"{self._login['user']}@{self._login['server']}", self._login['password']
return None
@property
def verstring(self):
if self._login is not None:
ver_str = re.compile('([1-9][0-9.]+(?![.a-z]))\\b')
status = self.cmd('status', {})
# matches
try:
tmp = ver_str.findall(status)[0]
# raise SystemExit code 17 if no status message is received
except TypeError:
raise SystemExit(17)
# return parsed version string
logging.debug(f"fetch version: {tmp}")
return version.parse(tmp)
return None
def _rest(self, command: str, data) -> dict:
# add authentication header to the session obj
if self.session.auth is None:
self.session.auth = self._auth
# post
r = self.session.post('/'.join([self._url, command]), json=data)
# proceed if response is ok
if r.ok:
return r.json()
return {}
def _rpc(self, command: str, data):
from xmlrpc import client
with client.ServerProxy(self._url) as server:
fn = getattr(server, command)
try:
if self._login is not None:
return fn(self._login, data)
return fn(data)
except:
# this needs to be more specific
return {}
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