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openwebrx-clone
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add google maps

This commit is contained in:
Jakob Ketterl 2019-07-01 19:49:58 +02:00
parent 893f69ad18
commit 2324a2c837
5 changed files with 84 additions and 17 deletions
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4
htdocs/map.css Normal file
View File

@ -0,0 +1,4 @@
html, body {
width: 100%;
height: 100%;
}

2
htdocs/map.html
View File

@ -4,7 +4,7 @@
<title>OpenWebRX | Open Source SDR Web App for Everyone!</title>
<script src="static/jquery-3.2.1.min.js"></script>
<script src="static/map.js"></script>
<link rel="stylesheet" type="text/css" href="static/nanoscroller.css" />
<link rel="stylesheet" type="text/css" href="static/map.css" />
<meta charset="utf-8">
</head>
<body>

33
htdocs/map.js
View File

@ -9,11 +9,38 @@
var ws = new WebSocket(ws_url);
ws.onopen = function(){
console.info("onopen");
ws.send("SERVER DE CLIENT client=map.js type=map");
};
ws.onmessage = function(){
console.info("onmessage");
ws.onmessage = function(e){
if (typeof e.data != 'string') {
console.error("unsupported binary data on websocket; ignoring");
return
}
if (e.data.substr(0, 16) == "CLIENT DE SERVER") {
console.log("Server acknowledged WebSocket connection.");
return
}
try {
json = JSON.parse(e.data);
switch (json.type) {
case "config":
var config = json.value;
$.getScript("https://maps.googleapis.com/maps/api/js?key=" + config.google_maps_api_key).done(function(){
var map = new google.maps.Map($('body')[0], {
center: {
lat: config.receiver_gps[0],
lng: config.receiver_gps[1]
},
zoom: 8
});
})
break
}
} catch (e) {
// don't lose exception
console.error(e);
}
};
ws.onclose = function(){
console.info("onclose");

61
owrx/connection.py
View File

@ -7,14 +7,33 @@ import json
import logging
logger = logging.getLogger(__name__)
class OpenWebRxReceiverClient(object):
class Client(object):
def __init__(self, conn):
self.conn = conn
def protected_send(self, data):
try:
self.conn.send(data)
# these exception happen when the socket is closed
except OSError:
self.close()
except ValueError:
self.close()
def close(self):
self.conn.close()
logger.debug("connection closed")
class OpenWebRxReceiverClient(Client):
config_keys = ["waterfall_colors", "waterfall_min_level", "waterfall_max_level",
"waterfall_auto_level_margin", "lfo_offset", "samp_rate", "fft_size", "fft_fps",
"audio_compression", "fft_compression", "max_clients", "start_mod",
"client_audio_buffer_size", "start_freq", "center_freq", "mathbox_waterfall_colors",
"mathbox_waterfall_history_length", "mathbox_waterfall_frequency_resolution"]
def __init__(self, conn):
self.conn = conn
super().__init__(conn)
self.dsp = None
self.sdr = None
@ -79,8 +98,7 @@ class OpenWebRxReceiverClient(object):
if self.configSub is not None:
self.configSub.cancel()
self.configSub = None
self.conn.close()
logger.debug("connection closed")
super().close()
def stopDsp(self):
if self.dsp is not None:
@ -100,42 +118,57 @@ class OpenWebRxReceiverClient(object):
for key, value in params.items():
self.dsp.setProperty(key, value)
def protected_send(self, data):
try:
self.conn.send(data)
# these exception happen when the socket is closed
except OSError:
self.close()
except ValueError:
self.close()
def write_spectrum_data(self, data):
self.protected_send(bytes([0x01]) + data)
def write_dsp_data(self, data):
self.protected_send(bytes([0x02]) + data)
def write_s_meter_level(self, level):
self.protected_send({"type":"smeter","value":level})
def write_cpu_usage(self, usage):
self.protected_send({"type":"cpuusage","value":usage})
def write_clients(self, clients):
self.protected_send({"type":"clients","value":clients})
def write_secondary_fft(self, data):
self.protected_send(bytes([0x03]) + data)
def write_secondary_demod(self, data):
self.protected_send(bytes([0x04]) + data)
def write_secondary_dsp_config(self, cfg):
self.protected_send({"type":"secondary_config", "value":cfg})
def write_config(self, cfg):
self.protected_send({"type":"config","value":cfg})
def write_receiver_details(self, details):
self.protected_send({"type":"receiver_details","value":details})
def write_profiles(self, profiles):
self.protected_send({"type":"profiles","value":profiles})
def write_features(self, features):
self.protected_send({"type":"features","value":features})
def write_metadata(self, metadata):
self.protected_send({"type":"metadata","value":metadata})
class MapConnection(Client):
def __init__(self, conn):
super().__init__(conn)
pm = PropertyManager.getSharedInstance()
self.write_config(pm.collect("google_maps_api_key", "receiver_gps").__dict__())
def write_config(self, cfg):
self.protected_send({"type":"config","value":cfg})
class WebSocketMessageHandler(object):
def __init__(self):
self.handshake = None
@ -153,6 +186,8 @@ class WebSocketMessageHandler(object):
if "type" in self.handshake:
if self.handshake["type"] == "receiver":
self.client = OpenWebRxReceiverClient(conn)
if self.handshake["type"] == "map":
self.client = MapConnection(conn)
# backwards compatibility
else:
self.client = OpenWebRxReceiverClient(conn)

1
owrx/controllers.py
View File

@ -81,6 +81,7 @@ class IndexController(AssetsController):
class MapController(AssetsController):
def handle_request(self):
#TODO check if we have a google maps api key first?
self.serve_file("map.html", content_type = "text/html")
class WebSocketController(Controller):