CMakeified almost everything. Test code in python/ and apps other than uhd_modes.py still need minor updating.

python/modes_sql.py

@@ -0,0 +1,126 @@
+#
+# Copyright 2010 Nick Foster
+# 
+# This file is part of gr-air-modes
+# 
+# gr-air-modes 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, or (at your option)
+# any later version.
+# 
+# gr-air-modes 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 gr-air-modes; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+# 
+
+import time, os, sys
+from string import split, join
+import modes_parse
+import sqlite3
+
+class modes_output_sql(modes_parse.modes_parse):
+  def __init__(self, mypos, filename):
+    modes_parse.modes_parse.__init__(self, mypos)
+    #create the database
+    self.db = sqlite3.connect(filename)
+    #now execute a schema to create the tables you need
+    c = self.db.cursor()
+    query = """CREATE TABLE IF NOT EXISTS "positions" (
+                "icao" INTEGER KEY NOT NULL,
+                "seen" TEXT NOT NULL,
+                "alt"  INTEGER,
+                "lat"  REAL,
+                "lon"  REAL
+            );"""
+    c.execute(query)
+    query = """CREATE TABLE IF NOT EXISTS "vectors" (
+                "icao"     INTEGER KEY NOT NULL,
+                "seen"     TEXT NOT NULL,
+                "speed"    REAL,
+                "heading"  REAL,
+                "vertical" REAL
+            );"""
+    c.execute(query)
+    query = """CREATE TABLE IF NOT EXISTS "ident" (
+                "icao"     INTEGER PRIMARY KEY NOT NULL,
+                "ident"    TEXT NOT NULL
+            );"""
+    c.execute(query)
+    c.close()
+
+  def __del__(self):
+    self.db.close()
+
+  def insert(self, message):
+    query = self.make_insert_query(message)
+    if query is not None:
+      c = self.db.cursor()
+      c.execute(query)
+      c.close()
+      self.db.commit() #not sure if i have to do this
+  
+  def make_insert_query(self, message):
+    #assembles a SQL query tailored to our database
+    #this version ignores anything that isn't Type 17 for now, because we just don't care
+    [msgtype, shortdata, longdata, parity, ecc, reference, timestamp] = message.split()
+
+    shortdata = long(shortdata, 16)
+    longdata = long(longdata, 16)
+    parity = long(parity, 16)
+    ecc = long(ecc, 16)
+#   reference = float(reference)
+
+    msgtype = int(msgtype)
+
+    query = None
+
+    if msgtype == 17:
+      query = self.sql17(shortdata, longdata, parity, ecc)
+
+    return query
+
+  def sql17(self, shortdata, longdata, parity, ecc):
+    icao24 = shortdata & 0xFFFFFF	
+    subtype = (longdata >> 51) & 0x1F
+
+    retstr = None
+
+    if subtype == 4:
+      msg = self.parseBDS08(shortdata, longdata, parity, ecc)
+      retstr = "INSERT OR REPLACE INTO ident (icao, ident) VALUES (" + "%i" % icao24 + ", '" + msg + "')"
+
+    elif subtype >= 5 and subtype <= 8:
+      [altitude, decoded_lat, decoded_lon, rnge, bearing] = self.parseBDS06(shortdata, longdata, parity, ecc)
+      if decoded_lat is None: #no unambiguously valid position available
+        retstr = None
+      else:
+        retstr = "INSERT INTO positions (icao, seen, alt, lat, lon) VALUES (" + "%i" % icao24 + ", datetime('now'), " + str(altitude) + ", " + "%.6f" % decoded_lat + ", " + "%.6f" % decoded_lon + ")"
+
+    elif subtype >= 9 and subtype <= 18 and subtype != 15: #i'm eliminating type 15 records because they don't appear to be valid position reports.
+      [altitude, decoded_lat, decoded_lon, rnge, bearing] = self.parseBDS05(shortdata, longdata, parity, ecc)
+      if decoded_lat is None: #no unambiguously valid position available
+        retstr = None
+      else:
+        retstr = "INSERT INTO positions (icao, seen, alt, lat, lon) VALUES (" + "%i" % icao24 + ", datetime('now'), " + str(altitude) + ", " + "%.6f" % decoded_lat + ", " + "%.6f" % decoded_lon + ")"
+
+    elif subtype == 19:
+      subsubtype = (longdata >> 48) & 0x07
+      if subsubtype == 0:
+        [velocity, heading, vert_spd] = self.parseBDS09_0(shortdata, longdata, parity, ecc)
+        retstr = "INSERT INTO vectors (icao, seen, speed, heading, vertical) VALUES (" + "%i" % icao24 + ", datetime('now'), " + "%.0f" % velocity + ", " + "%.0f" % heading + ", " + "%.0f" % vert_spd + ")";
+
+      elif subsubtype == 1:
+        [velocity, heading, vert_spd] = self.parseBDS09_1(shortdata, longdata, parity, ecc)
+        retstr = "INSERT INTO vectors (icao, seen, speed, heading, vertical) VALUES (" + "%i" % icao24 + ", datetime('now'), " + "%.0f" % velocity + ", " + "%.0f" % heading + ", " + "%.0f" % vert_spd + ")";
+
+    return retstr
+
+
+
+