Access token optional

README.md

@@ -46,6 +46,7 @@ Click the power button to enable/disable.
     - ~Create a single line file named ```accesstoken.txt```~
     - Turns out you can use a public token, you just can't use Cesium Assets.
       Most people don't need to use assets.
+    - The token is optional with --access_token=accesstoken.txt
 - [Extended XML KerberosSDR Software](https://github.com/ckoval7/kerberossdr)
     - This is available for both Qt4 (original version) and Qt5 (Ubuntu 20.04+). Just check out the appropriate branch.
 

df-aggregator.py

@@ -667,8 +667,6 @@ def server_static(filepath):
 @get('/cesium')
 def cesium():
     response.set_header('Cache-Control', 'no-cache, no-store, must-revalidate, max-age=0')
-    with open('accesstoken.txt', "r") as tokenfile:
-        access_token = tokenfile.read().replace('\n', '')
     return template('cesium.tpl',
     {'access_token':access_token,
     'epsilon':ms.eps,
@@ -1161,6 +1159,7 @@ if __name__ == '__main__':
      Only applies when clustering is turned on. This creates larger CZML files.""",action="store_true")
     parser.add_option("-o", "--offline", dest="disable", help="Starts program with receiver turned off.",
     action="store_false", default=True)
+    parser.add_option("--access_token", dest="token_file", help="Cesium Access Token File", metavar="FILE")
     parser.add_option("--ip", dest="ipaddr", help="IP Address to serve from. Default 127.0.0.1",
     metavar="IP ADDRESS", type="str", default="127.0.0.1")
     parser.add_option("--port", dest="port", help="Port number to serve from. Default 8080",
@@ -1185,6 +1184,14 @@ if __name__ == '__main__':
     ms.receiving = options.disable
     ms.plotintersects = options.plotintersects
 
+    if options.token_file:
+        tokenfile = options.token_file
+        with open(tokenfile, "r") as token:
+            access_token = token.read().replace('\n', '')
+        print(access_token)
+    else:
+        access_token = None
+
     web = threading.Thread(target=start_server,args=(options.ipaddr, options.port))
     web.daemon = True
     web.start()
@@ -1193,6 +1200,7 @@ if __name__ == '__main__':
     dbwriter.daemon = True
     dbwriter.start()
 
+
     try:
         ###############################################
         # Reds receivers from the database first, then

views/cesium.tpl

@@ -42,8 +42,10 @@
     var receiversDataSource = new Cesium.CzmlDataSource();
     var aoiDataSource = new Cesium.CzmlDataSource();
 
+    % if access_token:
     // Your access token can be found at: https://cesium.com/ion/tokens.
     Cesium.Ion.defaultAccessToken = '{{access_token}}';
+    % end
     var viewer = new Cesium.Viewer('cesiumContainer', {
       homeButton: false,
       timeline: false,