separated device variables better control

app/app/views.py

@@ -432,6 +432,7 @@ def application_device_data(appkey, devid, var, dest, page):
             arr = '['
             last = [ddm.decode_datum(d, dev[3]) for d in last[1]]
             for d in last:
+                if var in d[2]:
                     arr += '[new Date('+str(d[0])+'*1000),'+str(d[2][var])+'],'
             arr += ']'
         return arr
@@ -442,6 +443,7 @@ def application_device_data(appkey, devid, var, dest, page):
         if last[0]:
             last = [ddm.decode_datum(d, dev[3]) for d in last[1]]
             for d in last:
+                if var in d[2]:
                     t += '<tr><th>'+d[1]+'</th><th>'+str(d[2][var])+'</th></tr>'
         return t