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# -*- coding: utf-8 -*-
#
# Copyright (C) 2018
# Matthias P. Braendli, matthias.braendli@mpb.li
#
# http://www.opendigitalradio.org
#
# This file is part of ODR-DabMod.
#
# ODR-DabMod is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# ODR-DabMod is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with ODR-DabMod. If not, see <http://www.gnu.org/licenses/>.
import json
import cherrypy
from cherrypy.lib.httputil import parse_query_string
import urllib
import os
import io
import datetime
def send_ok(data):
return json.dumps({'status' : 'ok', 'data': data}).encode()
def send_error(reason=""):
return json.dumps({'status' : 'error', 'reason': reason}).encode()
class API:
def __init__(self, mod_rc, dpd):
self.mod_rc = mod_rc
self.dpd = dpd
@cherrypy.expose
def index(self):
return """This is the api area."""
@cherrypy.expose
def rc_parameters(self):
cherrypy.response.headers["Content-Type"] = "application/json"
return send_ok(self.mod_rc.get_modules())
@cherrypy.expose
def parameter(self, **kwargs):
if cherrypy.request.method == 'POST':
cherrypy.response.headers["Content-Type"] = "application/json"
cl = cherrypy.request.headers['Content-Length']
rawbody = cherrypy.request.body.read(int(cl))
params = json.loads(rawbody)
try:
self.mod_rc.set_param_value(params['controllable'], params['param'], params['value'])
except ValueError as e:
cherrypy.response.status = 400
return send_error(str(e))
return send_ok(None)
else:
cherrypy.response.headers["Content-Type"] = "application/json"
cherrypy.response.status = 400
return send_error("POST only")
@cherrypy.expose
def trigger_capture(self, **kwargs):
if cherrypy.request.method == 'POST':
cherrypy.response.headers["Content-Type"] = "application/json"
try:
return send_ok(self.dpd.capture_samples())
except ValueError as e:
return send_error(str(e))
else:
cherrypy.response.headers["Content-Type"] = "application/json"
cherrypy.response.status = 400
return send_error("POST only")
@cherrypy.expose
def dpd_status(self, **kwargs):
cherrypy.response.headers["Content-Type"] = "application/json"
return send_ok(self.dpd.status())
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