aprs.py
  1. # -*- coding: UTF-8 -*-
  2. # Copyright (C) 2008, Jack Zielke <[email protected]>
  3. # Copyright (C) 2008, One Laptop Per Child
  4. #
  5. # This program is free software; you can redistribute it and/or modify
  6. # it under the terms of the GNU General Public License as published by
  7. # the Free Software Foundation; either version 2 of the License, or
  8. # (at your option) any later version.
  9. #
  10. # This program is distributed in the hope that it will be useful,
  11. # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13. # GNU General Public License for more details.
  14. #
  15. # You should have received a copy of the GNU General Public License
  16. # along with this program; if not, write to the Free Software
  17. # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18.  
  19. import gtk
  20. import pango
  21. import time
  22. import socket
  23. import random
  24. import gobject
  25.  
  26. from gettext import gettext as _
  27.  
  28. from sugar import profile
  29. from sugar.activity import activity
  30. from sugar.bundle.activitybundle import ActivityBundle
  31. from sugar.graphics.menuitem import MenuItem
  32. from sugar.graphics.toolbutton import ToolButton
  33.  
  34. TESTING = False
  35.  
  36. HOST = 'rotate.aprs2.net'
  37. #HOST = '192.168.50.6'
  38. PORT = 14580
  39. RECV_BUFFER = 4096
  40.  
  41. MAXLINES = 50
  42. MAXRETRIES = 15
  43. MAX_MSG_QUEUE = 25
  44. MAX_PER_CALL_QUEUE = 2
  45.  
  46. FILTER = "m/300"
  47.  
  48. bundle = ActivityBundle(activity.get_bundle_path())
  49. VERSION = bundle.get_activity_version()
  50. del bundle
  51.  
  52. class APRSActivity(activity.Activity):
  53.     def __init__(self, handle):
  54.         activity.Activity.__init__(self, handle)
  55.         self.set_title(_('APRS-XO Activity'))
  56.  
  57.         self.sock = None
  58.         self.location = "home"
  59.         self.site = None
  60.         self.sent_acks = {}
  61.         self.recv_acks = {}
  62.         self.timers = []
  63.         self.bulletins = ["AIR", "DGPS", "QST", "TEL", "ALL", "DRILL", "QTH", "TEST", "AP", "DX", "RTCM", "TLM", "BEACON", "ID", "SKY", "WX", "CQ", "JAVA", "SPACE", "ZIP", "GPS", "MAIL", "SPC", "DF", "MICE", "SYM", "BLN", "NWS", "NTS"]
  64.         self.validating = False
  65.         self.help = True
  66.         self.messagebox = False
  67.         self.sequence = random.randrange(0, 7000)
  68.         self.queue_list = {}
  69.         self.message_list = {}
  70.         self.seen_bulletins = {}
  71.         self.message_marks = {}
  72.         self.input_watch = []
  73.         self.output_watch = []
  74.         self.current_message = {}
  75.  
  76.         titlefont = pango.FontDescription('Sans bold 8')
  77.         mediumfont = pango.FontDescription('Sans 6.5')
  78.         smallfont = pango.FontDescription('Sans 6')
  79.         verysmallfont = pango.FontDescription('Sans 4')
  80.         firstName = profile.get_nick_name().split(None, 1)[0].capitalize()
  81.  
  82.         toolbox = activity.ActivityToolbox(self)
  83.         self.set_toolbox(toolbox)
  84.  
  85.         activity_toolbar = toolbox.get_activity_toolbar()
  86.         activity_toolbar.share.props.visible = False
  87.         activity_toolbar.keep.props.visible = False
  88.  
  89.         toolbox.show()
  90.  
  91.         win = gtk.HBox(False, 10)
  92.         self.set_canvas(win)
  93.  
  94.         leftwin = gtk.VBox(False, 10)
  95.  
  96.         # Top 'about' box
  97.         aboutbox = gtk.VBox(False, 11)
  98.         aboutbox.set_border_width(10)
  99.  
  100.         topaboutbox = gtk.VBox(False, 0)
  101.  
  102.         titlebox = gtk.HBox(False, 0)
  103.         titlelabel = gtk.Label("APRS-XO:")
  104.         titlelabel.set_alignment(0, 0)
  105.         titlelabel.modify_font(titlefont)
  106.         titlebox.pack_start(titlelabel, False, False, 0)
  107.         titlelabel.show()
  108.         aboutlabel1 = gtk.Label("This amateur radio program will update your")
  109.         aboutlabel1.set_alignment(0, 0.8)
  110. #        aboutlabel1.modify_font(mediumfont)
  111.         titlebox.pack_start(aboutlabel1, False, False, 0)
  112.         aboutlabel1.show()
  113.         topaboutbox.pack_start(titlebox, False, False, 0)
  114.         titlebox.show()
  115.         aboutlabel2 = gtk.Label("positon & status on all of the global APRS web pages once\nevery 10 minutes.")
  116.         aboutlabel2.set_alignment(0, 0)
  117. #        aboutlabel2.modify_font(mediumfont)
  118.         topaboutbox.pack_start(aboutlabel2, False, False, 0)
  119.         aboutlabel2.show()
  120.         aboutbox.pack_start(topaboutbox, False, False, 0)
  121.         topaboutbox.show()
  122.  
  123.         sitebox = gtk.HBox(False, 10)
  124.         sitelabel = gtk.Label("Select an APRS site:")
  125.         sitelabel.set_alignment(0, 0.4)
  126.         sitebox.pack_start(sitelabel, False, False, 0)
  127.         sitelabel.show()
  128.  
  129.         findubutton = gtk.Button()
  130.         findubutton.set_label("FINDU.COM")
  131.         findubutton.connect("clicked", self.set_site, "http://www.findu.com/cgi-bin/symbol.cgi?icon=XA&limit=200")
  132.         sitebox.pack_start(findubutton, False, False, 0)
  133.         findubutton.show()
  134.  
  135.         aprsworldbutton = gtk.Button()
  136.         aprsworldbutton.set_label("APRSworld")
  137.         aprsworldbutton.connect("clicked", self.set_site, "http://aprsworld.net/")
  138.         sitebox.pack_start(aprsworldbutton, False, False, 0)
  139.         aprsworldbutton.show()
  140.  
  141.         otherbutton = gtk.Button()
  142.         otherbutton.set_label("About")
  143.         otherbutton.connect("clicked", self.set_site, "http://aprs.org/")
  144.         sitebox.pack_start(otherbutton, False, False, 0)
  145.         otherbutton.show()
  146.  
  147.         aboutbox.pack_start(sitebox, False, False, 0)
  148.         sitebox.show()
  149.  
  150.         leftwin.pack_start(aboutbox, False, False, 0)
  151.         aboutbox.show()
  152.  
  153.         separator = gtk.HSeparator()
  154.         leftwin.pack_start(separator, False, False, 0)
  155.         separator.show()
  156.  
  157.         # identifiers box
  158.         identbox = gtk.VBox(False, 4)
  159.         identbox.set_border_width(10)
  160.  
  161.         identlabel = gtk.Label("Identifiers")
  162.         identlabel.set_alignment(0, 0)
  163.         identlabel.modify_font(titlefont)
  164.         identbox.pack_start(identlabel, False, False, 0)
  165.         identlabel.show()
  166.  
  167.         bottomidentbox = gtk.HBox(False, 10)
  168.  
  169.         calllabel1 = gtk.Label("Callsign: ")
  170.         calllabel1.set_alignment(1, 0.5)
  171.         bottomidentbox.pack_start(calllabel1, False, False, 0)
  172.         calllabel1.show()
  173.  
  174.         self.calltext = gtk.Entry()
  175.         self.calltext.set_max_length(9)
  176.         self.calltext.set_width_chars(9)
  177.         self.calltext.connect("changed", self.disable_beacon)
  178.         bottomidentbox.pack_start(self.calltext, False, False, 0)
  179.         self.calltext.show()
  180.  
  181.         passlabel1 = gtk.Label("Password: ")
  182.         passlabel1.set_alignment(1, 0.5)
  183.         bottomidentbox.pack_start(passlabel1, False, False, 0)
  184.         passlabel1.show()
  185.  
  186.         self.passtext = gtk.Entry()
  187.         self.passtext.set_max_length(5)
  188.         self.passtext.set_width_chars(5)
  189.         self.passtext.set_invisible_char("x")
  190.         self.passtext.set_visibility(False)
  191.         bottomidentbox.pack_start(self.passtext, False, False, 0)
  192.         self.passtext.show()
  193.  
  194.         identbox.pack_start(bottomidentbox, False, False, 0)
  195.         bottomidentbox.show()
  196.  
  197.         passlabel2 = gtk.Label("optional")
  198.         passlabel2.set_alignment(0.74, 0)
  199.         passlabel2.modify_font(smallfont)
  200.         identbox.pack_start(passlabel2, False, False, 0)
  201.         passlabel2.show()
  202.  
  203.         leftwin.pack_start(identbox, False, False, 0)
  204.         identbox.show()
  205.  
  206.         separator = gtk.HSeparator()
  207.         leftwin.pack_start(separator, False, False, 0)
  208.         separator.show()
  209.  
  210.         # station box
  211.         stationbox = gtk.VBox(False, 11)
  212.         stationbox.set_border_width(10)
  213.  
  214.         stationlabel = gtk.Label("Station Comment")
  215.         stationlabel.set_alignment(0, 0)
  216.         stationlabel.modify_font(titlefont)
  217.         stationbox.pack_start(stationlabel, False, False, 0)
  218.         stationlabel.show()
  219.  
  220.         # so the text box does not fill all Horizontal space
  221.         stationtextbox = gtk.HBox()
  222.  
  223.         self.stationtext = gtk.Entry()
  224.         self.stationtext.set_max_length(43)
  225.         self.stationtext.set_width_chars(43)
  226.         self.stationtext.set_text("%s's XO at home." % firstName)
  227.         self.stationtext.connect("changed", self.disable_beacon)
  228.         stationtextbox.pack_start(self.stationtext, False, False, 0)
  229.         self.stationtext.show()
  230.         stationbox.pack_start(stationtextbox, False, False, 0)
  231.         stationtextbox.show()
  232.  
  233.         stationhelp = gtk.Label("Optional description of current position, status,\nor destination.  Enter up to 43 characters, most\nimportant first since some displays can only see\nthe first 20 or 28.")
  234.         stationhelp.set_alignment(0, 0)
  235. #        stationhelp.modify_font(mediumfont)
  236.         stationbox.pack_start(stationhelp, False, False, 0)
  237.         stationhelp.show()
  238.  
  239.         leftwin.pack_start(stationbox, False, False, 0)
  240.         stationbox.show()
  241.  
  242.         separator = gtk.HSeparator()
  243.         leftwin.pack_start(separator, False, False, 0)
  244.         separator.show()
  245.  
  246.         # position box
  247.         positbox = gtk.VBox(False, 11)
  248.         positbox.set_border_width(10)
  249.  
  250.         toppositbox = gtk.HBox(False, 0)
  251.  
  252.         topleftpositbox = gtk.VBox(False, 4)
  253.  
  254.         positlabel1 = gtk.Label("Position Data")
  255.         positlabel1.set_alignment(0, 0)
  256.         positlabel1.modify_font(titlefont)
  257.         topleftpositbox.pack_start(positlabel1, False, False, 0)
  258.         positlabel1.show()
  259.  
  260.         latpositbox = gtk.HBox(False, 4)
  261.         latlabel1 = gtk.Label("Latitude:    ")
  262.         latlabel1.set_alignment(0, 0.5)
  263.         latpositbox.pack_start(latlabel1, False, False, 0)
  264.         latlabel1.show()
  265.  
  266.         self.latDDtext = gtk.Entry()
  267.         self.latDDtext.set_max_length(2)
  268.         self.latDDtext.set_width_chars(4)
  269.         self.latDDtext.set_text("DD")
  270.         self.latDDtext.connect("changed", self.disable_beacon)
  271.         latpositbox.pack_start(self.latDDtext, False, False, 0)
  272.         self.latDDtext.show()
  273.  
  274.         self.latMMtext = gtk.Entry()
  275.         self.latMMtext.set_max_length(2)
  276.         self.latMMtext.set_width_chars(3)
  277.         self.latMMtext.set_text("MM")
  278.         self.latMMtext.connect("changed", self.disable_beacon)
  279.         latpositbox.pack_start(self.latMMtext, False, False, 0)
  280.         self.latMMtext.show()
  281.  
  282.         latlabel2 = gtk.Label(".")
  283.         latlabel2.set_alignment(0, 1)
  284.         latpositbox.pack_start(latlabel2, False, False, 0)
  285.         latlabel2.show()
  286.  
  287.         self.latmmtext = gtk.Entry()
  288.         self.latmmtext.set_max_length(2)
  289.         self.latmmtext.set_width_chars(3)
  290.         self.latmmtext.set_text("mm")
  291.         self.latmmtext.connect("changed", self.disable_beacon)
  292.         latpositbox.pack_start(self.latmmtext, False, False, 0)
  293.         self.latmmtext.show()
  294.  
  295.         self.latcombo = gtk.combo_box_new_text()
  296.         self.latcombo.append_text("N")
  297.         self.latcombo.append_text("S")
  298.         self.latcombo.set_active(0)
  299.         latpositbox.pack_start(self.latcombo, False, False, 0)
  300.         self.latcombo.show()
  301.  
  302.         topleftpositbox.pack_start(latpositbox, False, False, 0)
  303.         latpositbox.show()
  304.  
  305.         lonpositbox = gtk.HBox(False, 4)
  306.         lonlabel1 = gtk.Label("Longitude: ")
  307.         lonlabel1.set_alignment(0, 0.5)
  308.         lonpositbox.pack_start(lonlabel1, False, False, 0)
  309.         lonlabel1.show()
  310.  
  311.         self.lonDDDtext = gtk.Entry()
  312.         self.lonDDDtext.set_max_length(3)
  313.         self.lonDDDtext.set_width_chars(4)
  314.         self.lonDDDtext.set_text("DDD")
  315.         self.lonDDDtext.connect("changed", self.disable_beacon)
  316.         lonpositbox.pack_start(self.lonDDDtext, False, False, 0)
  317.         self.lonDDDtext.show()
  318.  
  319.         self.lonMMtext = gtk.Entry()
  320.         self.lonMMtext.set_max_length(2)
  321.         self.lonMMtext.set_width_chars(3)
  322.         self.lonMMtext.set_text("MM")
  323.         self.lonMMtext.connect("changed", self.disable_beacon)
  324.         lonpositbox.pack_start(self.lonMMtext, False, False, 0)
  325.         self.lonMMtext.show()
  326.  
  327.         lonlabel2 = gtk.Label(".")
  328.         lonlabel2.set_alignment(0, 1)
  329.         lonpositbox.pack_start(lonlabel2, False, False, 0)
  330.         lonlabel2.show()
  331.  
  332.         self.lonmmtext = gtk.Entry()
  333.         self.lonmmtext.set_max_length(2)
  334.         self.lonmmtext.set_width_chars(3)
  335.         self.lonmmtext.set_text("mm")
  336.         self.lonmmtext.connect("changed", self.disable_beacon)
  337.         lonpositbox.pack_start(self.lonmmtext, False, False, 0)
  338.         self.lonmmtext.show()
  339.  
  340.         self.loncombo = gtk.combo_box_new_text()
  341.         self.loncombo.append_text("W")
  342.         self.loncombo.append_text("E")
  343.         self.loncombo.set_active(0)
  344.         lonpositbox.pack_start(self.loncombo, False, False, 0)
  345.         self.loncombo.show()
  346.  
  347.         topleftpositbox.pack_start(lonpositbox, False, False, 0)
  348.         lonpositbox.show()
  349.  
  350.         toppositbox.pack_start(topleftpositbox, False, False, 0)
  351.         topleftpositbox.show()
  352.  
  353.         toprightpositbox = gtk.VBox(False, 4)
  354.         toprightpositbox.set_border_width(10)
  355.  
  356.         loclabel = gtk.Label("-OR- Zip Code:")
  357.         loclabel.set_alignment(0.3, 0)
  358.         toprightpositbox.pack_start(loclabel, False, False, 0)
  359.         loclabel.show()
  360.  
  361.         self.ziptext = gtk.Entry()
  362.         self.ziptext.set_max_length(5)
  363.         self.ziptext.set_width_chars(5)
  364.         self.ziptext.connect("changed", self.disable_beacon)
  365.         toprightpositbox.pack_start(self.ziptext, False, False, 0)
  366.         self.ziptext.show()
  367.  
  368.         toppositbox.pack_start(toprightpositbox, False, False, 0)
  369.         toprightpositbox.show()
  370.  
  371.         positbox.pack_start(toppositbox, False, False, 0)
  372.         toppositbox.show()
  373.  
  374.         positlabel2 = gtk.Label("If you do not know your LAT/LONG then your zip code will\nbe used to place you on the map.")
  375.         positlabel2.set_alignment(0, 0)
  376. #        positlabel2.modify_font(mediumfont)
  377.         positbox.pack_start(positlabel2, False, False, 0)
  378.         positlabel2.show()
  379.  
  380.         leftwin.pack_start(positbox, False, False, 0)
  381.         positbox.show()
  382.  
  383.         separator = gtk.HSeparator()
  384.         leftwin.pack_start(separator, False, False, 0)
  385.         separator.show()
  386.  
  387.         # defined here so clear and connect buttons have access
  388.         self.statusview = gtk.TextView()
  389.         self.statusbuffer = self.statusview.get_buffer()
  390.         self.messageview = gtk.TextView()
  391.         self.messagebuffer = self.messageview.get_buffer()
  392.  
  393.         self.connectbutton = gtk.Button()
  394.         self.connectbutton.set_label("Connect")
  395.         self.connectbutton.modify_bg(gtk.STATE_NORMAL, gtk.gdk.color_parse("#00b20d"))
  396.         self.connectbutton.connect("clicked", self.connect_aprs)
  397.         leftwin.pack_start(self.connectbutton, False, False, 12)
  398.         self.connectbutton.show()
  399.  
  400.         win.pack_start(leftwin, False, False, 0)
  401.         leftwin.show()
  402.  
  403.         rightwin = gtk.VBox(False, 4)
  404.         rightwin.set_border_width(4)
  405.  
  406.         rightwintopbox = gtk.HBox(False, 4)
  407.  
  408.         clearbutton = gtk.Button()
  409. #        clearbutton.set_label("  Clear  ")
  410. #        clearbutton.connect("clicked", self.clear_message)
  411.         clearbutton.set_label(" Cancel Messages ")
  412.         clearbutton.connect("clicked", self.clear_msg_queue)
  413.         rightwintopbox.pack_start(clearbutton, False, False, 20)
  414.         clearbutton.show()
  415.  
  416.         self.beaconbutton = gtk.CheckButton("Beacon every 10 minutes")
  417.         self.beaconbutton.set_active(True)
  418.         self.beaconbutton.connect("toggled", self.enable_beacon, "beacon")
  419.         rightwintopbox.pack_start(self.beaconbutton, False, False, 20)
  420.         self.beaconbutton.show()
  421.  
  422.         rightwin.pack_start(rightwintopbox, False, False, 0)
  423.         rightwintopbox.show()
  424.  
  425.         self.messageview.set_editable(False)
  426.         self.messageview.set_cursor_visible(True)
  427.         self.messageview.set_wrap_mode(gtk.WRAP_CHAR)
  428.         self.messageview.set_justification(gtk.JUSTIFY_LEFT)
  429.         self.messageview.modify_font(smallfont)
  430.  
  431.         self.messagebuffer.set_text("Welcome to APRS-XO.\n\nThis program sends your position information to a server that will\ndisplay your location on a webpage.  This program requires an\nactive Internet connection to work.\n\nSelect an APRS Site\nSelecting a button will copy the URI to the clipboard.\n\nIndentifiers\nEnter your callsign and optionally an aprsd password.\n\nStation Comment\nData in the Station Comment field will appear after your location\ninformation on the website.")
  432.  
  433.         self.messagewindow = gtk.ScrolledWindow()
  434.         self.messagewindow.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_ALWAYS)
  435.         self.messagewindow.add_with_viewport(self.messageview)
  436.         self.messageview.show()
  437.         rightwin.pack_start(self.messagewindow, True, True, 0)
  438.         self.messagewindow.show()
  439.  
  440.         messagebox = gtk.HBox(False, 4)
  441.  
  442.         self.messagecombo = gtk.combo_box_entry_new_text()
  443.         self.messagecombo.append_text("ALL")
  444.         self.messagecombo.append_text("BEACON")
  445.         self.messagecombo.append_text("CQ")
  446.         self.messagecombo.append_text("QST")
  447.         self.messagecombo.set_active(-1)
  448.         self.messagedest = self.messagecombo.get_child()
  449.         self.messagedest.set_max_length(9)
  450.         self.messagedest.set_width_chars(5)
  451.         self.messagedest.modify_font(smallfont)
  452.         messagebox.pack_start(self.messagecombo, False, False, 0)
  453.         self.messagecombo.show()
  454.  
  455.         self.messagetext = gtk.Entry()
  456.         self.messagetext.set_max_length(67)
  457.         self.messagetext.set_width_chars(32)
  458.         self.messagetext.modify_font(smallfont)
  459.         self.messagetext.connect("activate", self.send_message, self.messagetext)
  460.         messagebox.pack_start(self.messagetext, False, False, 0)
  461.         self.messagetext.show()
  462.  
  463.         messagebutton = gtk.Button()
  464.         messagebutton.set_label("Send")
  465.         messagebutton.connect("clicked", self.send_message, "message")
  466.         messagebox.pack_start(messagebutton, False, False, 0)
  467.         messagebutton.show()
  468.  
  469.         rightwin.pack_start(messagebox, False, False, 0)
  470.         messagebox.show()
  471.  
  472.         self.statusview.set_editable(False)
  473.         self.statusview.set_cursor_visible(True)
  474.         self.statusview.set_wrap_mode(gtk.WRAP_CHAR)
  475.         self.statusview.set_justification(gtk.JUSTIFY_LEFT)
  476.         self.statusview.modify_font(smallfont)
  477.  
  478.         self.statusbuffer.set_text("Position\nEnter your lat/long.  You may leave the decimal minutes (mm)\nblank for position ambiguity.  If you do not know your lat/long,\nenter your 5 digit zip code instead.\n\nBeacon\nWhen selected, sends location data every 10 minutes.  The\nbeacon will automatically stop when you edit personal\ninformation.  Must be manually reselected after edit completion.\n\nThis message will self destruct when you press Connect.\n\nAPRS Copyright (c) Bob Bruninga WB4APR\n\n")
  479.  
  480.         self.statuswindow = gtk.ScrolledWindow()
  481.         self.statuswindow.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_ALWAYS)
  482.         self.statuswindow.add_with_viewport(self.statusview)
  483.         self.statusview.show()
  484.         rightwin.pack_start(self.statuswindow, True, True, 0)
  485.         self.statuswindow.show()
  486.  
  487.         self.rawbox = gtk.HBox(False, 6)
  488.  
  489.         self.rawtext = gtk.Entry()
  490.         self.rawtext.set_max_length(128)
  491.         self.rawtext.set_width_chars(43)
  492.         self.rawtext.modify_font(smallfont)
  493.         self.rawtext.connect("activate", self.raw_send)
  494.         self.rawbox.pack_start(self.rawtext, False, False, 0)
  495.         self.rawtext.show()
  496.  
  497.         rawbutton = gtk.Button()
  498.         rawbutton.set_label("Send")
  499.         rawbutton.connect("clicked", self.raw_send)
  500.         self.rawbox.pack_start(rawbutton, False, False, 0)
  501.         rawbutton.show()
  502.  
  503.         rightwin.pack_start(self.rawbox, False, False, 0)
  504.         self.rawbox.show()
  505.  
  506.         win.pack_start(rightwin, False, False, 0)
  507.         rightwin.show()
  508.  
  509.         win.show()
  510.         self.calltext.grab_focus()
  511.  
  512.     def clear_status(self, button=None):
  513.         self.statusbuffer.set_text("")
  514.  
  515.     def clear_message(self, button=None):
  516.         self.messagebuffer.set_text("")
  517.  
  518.     def connect_aprs(self, button):
  519.         if (self.sock == None):
  520.  
  521.             if (self.help):
  522.                 self.clear_status()
  523.                 self.messagebuffer.set_text("Message Window")
  524.                 self.messagebox = True
  525.                 self.help = False
  526.  
  527.             if (self.validate_data() == False):
  528.                 return False
  529.             self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
  530.             self.status_write("Connecting ")
  531.             try:
  532.                 iplist = socket.gethostbyname_ex(HOST)[2]
  533.             except socket.error, msg:
  534.                 self.status_write(msg[1])
  535.                 self.sock = None
  536.                 return False
  537.             server = random.choice(iplist)
  538.             self.status_write("to %s\n" % server)
  539.             try:
  540.                 self.sock.connect((server, PORT))
  541.             except socket.error, msg:
  542.                 self.status_write(msg[1])
  543.                 self.sock = None
  544.                 return False
  545.  
  546.             self.status_write("Connected\n")
  547.             button.set_label("Disconnect")
  548.             button.modify_bg(gtk.STATE_NORMAL, gtk.gdk.color_parse("#e6000a"))
  549.        
  550.             response = self.sock.recv(RECV_BUFFER)
  551.             self.status_write("%s" % response)
  552.             if (response.find("javAPRSSrvr") == -1):
  553.                 self.status_write("invalid response.\n")
  554.                 self.disconnect_aprs(button)
  555.  
  556.             if (response.find("Port Full") != -1):
  557.                 self.status_write("Port Full.\n")
  558.                 self.disconnect_aprs(button)
  559.  
  560.             if (self.calltext.get_text() != "" and self.passtext.get_text() != ""):
  561.                 sendme = "user %s pass %s vers aprs_xo %d filter %s\n" % (self.calltext.get_text(), self.passtext.get_text(), VERSION, FILTER)
  562.             else:
  563.                 sendme = "user %s vers aprs_xo %d\n" % (self.calltext.get_text(), VERSION)
  564.             self.sock.sendall(sendme)
  565.             self.status_write("%s" % sendme)
  566.  
  567.             response = self.sock.recv(RECV_BUFFER)
  568.             self.status_write("%s" % response)
  569.             if (response.find("# logresp") == -1):
  570.                 self.status_write("invalid response.\n")
  571.                 self.disconnect_aprs(button)
  572.  
  573.             if (response.find("unverified") != -1):
  574.                 sendme = "# filter %s\n" % FILTER
  575.                 self.sock.sendall(sendme)
  576.                 self.status_write("%s\n" % sendme)
  577.  
  578.             self.status_write("\n")
  579.  
  580.             self.input_watch.append(gobject.io_add_watch(self.sock, gobject.IO_IN, self.recv_data))
  581.  
  582.             # send banner
  583.             sendme = "%s>APRS-XO v%s\n" % (self.calltext.get_text(), VERSION)
  584.             self.sock.sendall(sendme)
  585.             self.status_write("%s>\n" % self.calltext.get_text())
  586.             self.status_write("APRS-XO v%s\n\n" % VERSION)
  587.  
  588.             self.send_beacon()
  589.             self.output_watch.append(gobject.timeout_add(10 * 60 * 1000, self.send_beacon))
  590.         else:
  591.             self.disconnect_aprs(button)
  592.  
  593.     def disconnect(self):
  594.         if (self.sock != None):
  595.             # for test server only
  596.             if(HOST == "192.168.50.6"):
  597.                 self.sock.sendall("q")
  598.  
  599.             self.sock.close()
  600.             self.sock = None
  601.  
  602.     def disconnect_aprs(self, button):
  603.         self.disconnect()
  604.         self.clear_msg_queue()
  605.  
  606.         self.status_write("Disconnected\n")
  607.  
  608.         # stop input watcher - just in case
  609.         for source in self.input_watch:
  610.             try:
  611.                 gobject.source_remove(source)
  612.             except:
  613.                 pass
  614.  
  615.         # stop beacon
  616.         for source in self.output_watch:
  617.             try:
  618.                 gobject.source_remove(source)
  619.             except:
  620.                 pass
  621.  
  622.         self.input_watch = []
  623.         self.output_watch = []
  624.  
  625.         # TODO clear message queue
  626.  
  627.         button.set_label("Connect")
  628.         button.modify_bg(gtk.STATE_NORMAL, gtk.gdk.color_parse("#00b20d"))
  629.  
  630.     def recv_data(self, sock, condition):
  631.         if (self.sock == None):
  632.             return False
  633.         while 1:
  634.             try:
  635.                 recv_data = sock.recv(RECV_BUFFER)
  636.             except:
  637.                 self.status_write("Server closed connection.\n")
  638.                 self.sock = None
  639.                 self.disconnect_aprs(self.connectbutton)
  640.                 return False
  641.             if not recv_data:
  642.                 self.status_write("Server closed connection.\n")
  643.                 self.sock = None
  644.                 self.disconnect_aprs(self.connectbutton)
  645.                 return False
  646.             else:
  647.                 # sometimes more than one packet comes in
  648.                 for packet in recv_data.split("\n"):
  649.                     if (len(packet) < 2):
  650.                         break
  651.                     # find uri's http or else www
  652.                     webaddy = packet.lower().find("http")
  653.                     if (webaddy != -1):
  654.                         packet = ("%s\n%s" % (packet[:webaddy], packet[webaddy:]))
  655.                     else:
  656.                         webaddy = packet.lower().find("www")
  657.                         if (webaddy != -1):
  658.                             packet = ("%s\n%s" % (packet[:webaddy], packet[webaddy:]))
  659.                     if (packet[0] == "#"):
  660.                         self.status_write("%s\n\n" % packet)
  661.                     else:
  662.                         cuthere = packet.find(":")
  663.                         self.status_write("%s\n" % packet[:cuthere+1])
  664.                         self.status_write("%s\n\n" % packet[cuthere+1:])
  665.                         self.msg_check(packet)
  666.                 return True
  667.  
  668.     def send_beacon(self):
  669.         if (self.sock == None):
  670.             return False
  671.         if (self.beaconbutton.get_active()):
  672.             beacon = "=%s%s.%s%sX%s%s.%s%sA%s" % (self.latDDtext.get_text(), self.latMMtext.get_text(), self.latmmtext.get_text(), self.latcombo.get_active_text(), self.lonDDDtext.get_text(), self.lonMMtext.get_text(), self.lonmmtext.get_text(), self.loncombo.get_active_text(), self.stationtext.get_text())
  673.             if (self.send_data(beacon)):
  674.                 return True
  675.             else:
  676.                 self.status_write("\nProblem sending beacon - STOPPED")
  677.                 return False
  678.  
  679.     def send_data(self, msg):
  680.         if (self.sock == None):
  681.             return False
  682.         path = "%s>APOLPC:" % self.calltext.get_text()
  683.         try:
  684.             self.sock.sendall("%s%s\n" % (path, msg))
  685.         except:
  686.             self.status_write("Problem sending packet\n")
  687.             self.sock = None
  688.             self.disconnect_aprs(self.connectbutton)
  689.             return False
  690.         self.status_write("%s\n" % path)
  691.         self.status_write("%s\n\n" % msg)
  692.         return True
  693.  
  694.     def send_ack(self, tocall, sequence):
  695.         # should check for duplicate messages in the next 30 seconds and drop them
  696.         # aprsd does this for us - but should do it here as well
  697.         if (tocall in self.sent_acks):
  698.             currentack = self.sent_acks[tocall]
  699.             if (currentack == sequence):
  700.                 ackmessage = ":%s:ack%s" % (tocall, sequence)
  701.                 self.send_data(ackmessage)
  702.         return False
  703.  
  704.     def status_write(self, text):
  705.         self.statusbuffer.insert(self.statusbuffer.get_end_iter(), text)
  706.         statuslines = self.statusbuffer.get_line_count()
  707.         if (statuslines > MAXLINES):
  708.             deletehere = self.statusbuffer.get_iter_at_line(statuslines - MAXLINES)
  709.             self.statusbuffer.delete(self.statusbuffer.get_start_iter(), deletehere)
  710.         if (not self.statusview.is_focus()):
  711.             adjustment = self.statuswindow.get_vadjustment()
  712.             adjustment.set_value(adjustment.upper)
  713.  
  714.     def message_write(self, text):
  715.         if (self.messagebox):
  716.             self.clear_message()
  717.             self.messagebox = False
  718.         self.messagebuffer.insert(self.messagebuffer.get_end_iter(), text)
  719.         if (not self.messageview.is_focus()):
  720.             adjustment = self.messagewindow.get_vadjustment()
  721.             adjustment.set_value(adjustment.upper)
  722.  
  723.     def set_site(self, widget, data=None):
  724.         self.site = data
  725.         self.clipboard()
  726.  
  727.     def validate_data(self):
  728.         stop_here = False
  729.         self.validating = True
  730.         beaconchecked = self.beaconbutton.get_active()
  731.  
  732.         if (self.calltext.get_text() == "" and self.ziptext.get_text() == ""):
  733.             self.status_write("A callsign or zip code must be provided.\n")
  734.             return False
  735.  
  736.         # convert zip to position
  737.         if (self.ziptext.get_text() != ""):
  738.             self.status_write("Attempting to set location from zip code\n")
  739.             self.ziptext.set_text(self.ziptext.get_text().zfill(5))
  740.             try:
  741.                 zipsock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
  742.             except socket.error, msg:
  743.                 self.status_write("[ERROR] %s\n" % msg[1])
  744.                 self.validating = False
  745.                 return False
  746.             try:
  747.                 zipsock.connect(('geocoder.us', 80))
  748.             except socket.error, msg:
  749.                 self.status_write("[ERROR] %s\n" % msg[1])
  750.                 self.validating = False
  751.                 return False
  752.             try:
  753.                 zipsock.sendall("GET /service/csv/geocode?zip=%s\n" % self.ziptext.get_text())
  754.             except socket.error, msg:
  755.                 self.status_write("[ERROR] %s\n" % msg[1])
  756.                 self.validating = False
  757.                 return False
  758.             zipsock.shutdown(1)
  759.             try:
  760.                 response = zipsock.recv(RECV_BUFFER)
  761.             except socket.error, msg:
  762.                 self.status_write("[ERROR] %s\n" % msg[1])
  763.                 self.validating = False
  764.                 return False
  765.             A = random.randrange(0, 9)
  766.             O = random.randrange(0, 9)
  767.             if (self.calltext.get_text() == ""):
  768.                 self.calltext.set_text("X%s-%d%d" % (self.ziptext.get_text(), A, O))
  769.             try:
  770.                 (lat, lon, junk) = response.split(',', 2)
  771.             except:
  772.                 self.status_write("%s\n" % response)
  773.                 lat = "0"
  774.                 lon = "0"
  775.             lat = float(lat.strip())
  776.             lon = float(lon.strip())
  777.             if (lat < 0):
  778.                 self.latcombo.set_active(1)     # S
  779.             else:
  780.                 self.latcombo.set_active(0)     # N
  781.             lat = abs(lat)
  782.             if (lon < 0):
  783.                 self.loncombo.set_active(0)     # W
  784.             else:
  785.                 self.loncombo.set_active(1)     # E
  786.             lon = abs(lon)
  787.             self.latDDtext.set_text("%02d" % int(lat))
  788.             self.latMMtext.set_text("%02d" % int((lat - int(lat)) * 60 + 0.5))
  789.             self.latmmtext.set_text("%d " % A)
  790.             self.lonDDDtext.set_text("%03d" % int(lon))
  791.             self.lonMMtext.set_text("%02d" % int((lon - int(lon)) * 60 + 0.5))
  792.             self.lonmmtext.set_text("%d " % O)
  793.             self.ziptext.set_text("")
  794.         # end set loc by zip code
  795.  
  796.         if (self.latDDtext.get_text() == "DD" or self.latDDtext.get_text() == ""):
  797.             self.status_write("Latitude Degrees are required.\n")
  798.             stop_here = True
  799.         if (self.latMMtext.get_text() == "MM" or self.latMMtext.get_text() == ""):
  800.             self.status_write("Latitude Minutes are required.\n")
  801.             stop_here = True
  802.         if (self.lonDDDtext.get_text() == "DDD" or self.lonDDDtext.get_text() == ""):
  803.             self.status_write("Longitude Degrees are required.\n")
  804.             stop_here = True
  805.         if (self.lonMMtext.get_text() == "MM" or self.lonMMtext.get_text() == ""):
  806.             self.status_write("Longitude Minutes are required.\n")
  807.             stop_here = True
  808.  
  809.         if (stop_here):
  810.             self.status_write("Latitude and Longitude must be complete.\nFor position ambiguity omit decimal Minutes (mm).\nIf you do not know your lat/long, leave the letters\n(DD, MM, etc) and provide your zip code.\n")
  811.             self.validating = False
  812.             return False
  813.  
  814.         if (not self.latDDtext.get_text().isdigit()):
  815.             self.status_write("Latitude Degrees must be a number.\n")
  816.             stop_here = True
  817.         if (not self.latMMtext.get_text().isdigit()):
  818.             self.status_write("Latitude Minutes must be a number.\n")
  819.             stop_here = True
  820.         if (not self.lonDDDtext.get_text().isdigit()):
  821.             self.status_write("Longitude Degrees must be a number.\n")
  822.             stop_here = True
  823.         if (not self.lonMMtext.get_text().isdigit()):
  824.             self.status_write("Longitude Minutes must be a number.\n")
  825.             stop_here = True
  826.  
  827.         if (stop_here):
  828.             self.status_write("Invalid Position.\n")
  829.             self.validating = False
  830.             return False
  831.  
  832.         if (int(self.latDDtext.get_text()) < 0  or int(self.latDDtext.get_text()) > 90):
  833.             self.status_write("Latitude Degrees must be between 0 and 90.\n")
  834.             stop_here = True
  835.         if (int(self.latMMtext.get_text()) < 0  or int(self.latMMtext.get_text()) > 60):
  836.             self.status_write("Latitude Minutes must be between 0 and 60.\n")
  837.             stop_here = True
  838.         if (int(self.lonDDDtext.get_text()) < 0  or int(self.lonDDDtext.get_text()) > 180):
  839.             self.status_write("Longitude Degrees must be between 0 and 180.\n")
  840.             stop_here = True
  841.         if (int(self.lonMMtext.get_text()) < 0  or int(self.lonMMtext.get_text()) > 60):
  842.             self.status_write("Longitude Minutes must be between 0 and 60.\n")
  843.             stop_here = True
  844.  
  845.         if (stop_here):
  846.             self.status_write("Invalid Position.\n")
  847.             self.validating = False
  848.             return False
  849.  
  850.         # clean up entries
  851.         self.latDDtext.set_text(self.latDDtext.get_text().zfill(2))
  852.         self.latMMtext.set_text(self.latMMtext.get_text().zfill(2))
  853.         self.lonDDDtext.set_text(self.lonDDDtext.get_text().zfill(3))
  854.         self.lonMMtext.set_text(self.lonMMtext.get_text().zfill(2))
  855.         self.latmmtext.set_text(self.latmmtext.get_text().ljust(2))
  856.         self.lonmmtext.set_text(self.lonmmtext.get_text().ljust(2))
  857.         if (self.latmmtext.get_text() == "mm"):
  858.             self.latmmtext.set_text("  ")
  859.         if (self.lonmmtext.get_text() == "mm"):
  860.             self.lonmmtext.set_text("  ")
  861.         self.calltext.set_text(self.calltext.get_text().upper())
  862.         self.beaconbutton.set_active(beaconchecked)
  863.         self.validating = False
  864.  
  865.     def close( self ):
  866.         self.hide()
  867.         if (self.sock != None):
  868.             self.disconnect()
  869.         activity.Activity.close( self )
  870.  
  871.     def write_file_broken(self, filename):
  872.         # does not appear to run
  873.         # from self.save() returns:
  874.         # TypeError: object of type 'dbus.Int32' has no len()
  875.  
  876.         self.metadata['mime_type'] = 'text/plain'
  877.  
  878.         self.metadata['callsign'] = self.calltext.get_text()
  879.         self.metadata['password'] = self.passtext.get_text()
  880.         self.metadata['latDD'] = self.latDDtext.get_text()
  881.         self.metadata['latMM'] = self.latMMtext.get_text()
  882.         self.metadata['latmm'] = self.latmmtext.get_text()
  883.         self.metadata['lat'] = self.latcombo.get_active()
  884.         self.metadata['lonDDD'] = self.lonDDDtext.get_text()
  885.         self.metadata['lonMM'] = self.lonMMtext.get_text()
  886.         self.metadata['lonmm'] = self.lonmmtext.get_text()
  887.         self.metadata['lon'] = self.loncombo.get_active()
  888. #        self.metadata['nick_name'] = self.nametext.get_text()
  889. #        self.metadata['location'] = self.location
  890.         self.metadata['stationtext'] = self.stationtext.get_text()
  891. #        self.metadata['zip'] = self.ziptext.get_text()
  892.         self.metadata['beacon'] = self.beaconbutton.get_active()
  893.         # should save list of callsigns used in outgoing messages
  894.  
  895.     def read_file_broken(self, filename):
  896.         # does not appear to run
  897.         self.calltext.set_text(self.metadata.get('callsign', ""))
  898.         self.passtext.set_text(self.metadata.get('password', ""))
  899.         self.latDDtext.set_text(self.metadata.get('latDD', "00"))
  900.         self.latMMtext.set_text(self.metadata.get('latMM', "00"))
  901.         self.latmmtext.set_text(self.metadata.get('latmm', "00"))
  902. #        self.latcombo.set_active(self.metadata.get('lat', ""))
  903.         self.lonDDDtext.set_text(self.metadata.get('lonDDD', "000"))
  904.         self.lonMMtext.set_text(self.metadata.get('lonMM', "00"))
  905.         self.lonmmtext.set_text(self.metadata.get('lonmm', "00"))
  906. #        self.loncombo.set_active(self.metadata.get('lon', ""))
  907. #        self.nametext.set_text(self.metadata.get('nick_name', "Joe"))
  908. #        self.locbutton.set_active(self.metadata.get('location', ""))
  909.         self.stationtext.set_text(self.metadata.get('stationtext', "test text"))
  910.         self.ziptext.set_text(self.metadata.get('zip', ""))
  911. #        self.beaconbutton.set_active(self.metadata.get('beacon', ""))
  912.  
  913.     def msg_check(self, data):
  914.         firstcheck = data.find("::")
  915.         secondcheck = data[firstcheck+11:firstcheck+12]
  916.         thirdcheck = data.find("{")
  917.         if (firstcheck != -1 and secondcheck == ":"):
  918.             tocall = data[firstcheck+2:firstcheck+11].upper()
  919.             strippedtocall = tocall.strip()
  920.             fromcall = data[:data.find(">")].upper()
  921.             isbulletin = self.bulletin_check(strippedtocall)
  922.             if (isbulletin):
  923.                 message = data[firstcheck+12:]
  924.                 self.add_callsign(fromcall, False)
  925.                 bln_id = "%s-%s" % (fromcall, strippedtocall)
  926.                 if (not bln_id in self.seen_bulletins):
  927.                     self.seen_bulletins[bln_id] = 1
  928.                     self.message_write("%s %s:%s> %s\n" % (time.strftime("%m/%d %H:%M", time.localtime()), fromcall, strippedtocall, message))
  929.             else:
  930.                 if (strippedtocall == self.calltext.get_text()):
  931.                     self.add_callsign(fromcall, False)
  932.                     if (thirdcheck != -1):
  933.                         sequence_end = data.find("}")
  934.                         if (sequence_end == -1):
  935.                             sequence = data[thirdcheck + 1:]
  936.                         else:
  937.                             sequence = data[thirdcheck + 1:sequence_end]
  938.                             replyack = data[sequence_end + 1:]
  939.                             if (len(replyack) > 1):
  940.                                 ackid = "%s-%s" % (fromcall, replyack)
  941.                                 if (ackid in self.recv_acks):
  942.                                     if (self.recv_acks[ackid] == 0):
  943.  
  944.                                         count_start = self.messagebuffer.get_iter_at_mark(self.message_marks[ackid])
  945.                                         count_end = count_start.forward_search(">", gtk.TEXT_SEARCH_TEXT_ONLY)
  946.                                         self.messagebuffer.delete(count_start, count_end[0])
  947.  
  948.                                         line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[ackid])
  949.                                         queue_start = self.messagebuffer.get_iter_at_mark(self.message_marks[ackid])
  950.                                         line_end.forward_to_line_end()
  951.                                         queue_start.forward_to_line_end()
  952.                                         queue_start.backward_chars(12)
  953.                                         self.messagebuffer.delete(queue_start, line_end)
  954.  
  955.                                         line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[ackid])
  956.                                         line_end.forward_to_line_end()
  957.                                         self.messagebuffer.insert(line_end, " <*ACKED*>")
  958.  
  959.                                         self.send_msg_queue(fromcall)
  960.                                     self.recv_acks[ackid] = 1
  961.                         message = data[firstcheck+12:thirdcheck]
  962.                         ackmessage = ":%s:ack%s" % (fromcall, data[thirdcheck + 1:])
  963.                         self.send_data(ackmessage)
  964.                         id = "%s-%s" % (fromcall, sequence)
  965.                         if (id in self.sent_acks):
  966.                             self.timers.append(gobject.timeout_add(30 * 1000, self.send_ack, tocall, sequence))
  967.                             self.timers.append(gobject.timeout_add(60 * 1000, self.send_ack, tocall, sequence))
  968.                             self.timers.append(gobject.timeout_add(120 * 1000, self.send_ack, tocall, sequence))
  969.                         else:
  970.                             # TODO beep?
  971.                             self.message_write("%s %s> %s\n" % (time.strftime("%m/%d %H:%M", time.localtime()), fromcall, message))
  972.                         self.sent_acks[id] = time.time() # to help a cleanup thread later
  973.                         self.sent_acks[fromcall] = sequence # to help with reply acks later
  974.                     else:
  975.                         message = data[firstcheck+12:]
  976.                         if (message[0:3] == "ack"):
  977.                             sequence_end = message.find("}")
  978.                             if (sequence_end == -1):
  979.                                 sequence = message[3:]
  980.                             else:
  981.                                 sequence = message[3:sequence_end]
  982.                             ackid = "%s-%s" % (fromcall, sequence)
  983.                             if (ackid in self.recv_acks):
  984.                                 if (self.recv_acks[ackid] == 0):
  985.  
  986.                                     count_start = self.messagebuffer.get_iter_at_mark(self.message_marks[ackid])
  987.                                     count_end = count_start.forward_search(">", gtk.TEXT_SEARCH_TEXT_ONLY)
  988.                                     self.messagebuffer.delete(count_start, count_end[0])
  989.  
  990.                                     line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[ackid])
  991.                                     queue_start = self.messagebuffer.get_iter_at_mark(self.message_marks[ackid])
  992.                                     line_end.forward_to_line_end()
  993.                                     queue_start.forward_to_line_end()
  994.                                     queue_start.backward_chars(12)
  995.                                     self.messagebuffer.delete(queue_start, line_end)
  996.  
  997.                                     line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[ackid])
  998.                                     line_end.forward_to_line_end()
  999.                                     self.messagebuffer.insert(line_end, " <*ACKED*>")
  1000.  
  1001.                                     self.send_msg_queue(fromcall)
  1002.                             self.recv_acks[ackid] = 1
  1003.                         else:
  1004.                             # TODO beep?
  1005.                             self.message_write("%s %s> %s\n" % (time.strftime("%m/%d %H:%M", time.localtime()), fromcall, message))
  1006.  
  1007.     def disable_beacon(self, widget, data=None):
  1008.         if (self.sock != None):
  1009.             self.beaconbutton.set_active(False)
  1010.  
  1011.     def enable_beacon(self, widget, data=None):
  1012.         if (not self.validating and widget.get_active()):
  1013.             self.validate_data()
  1014.  
  1015.     def raw_send(self, widget, data=None):
  1016.         msg = "%s\n" % self.rawtext.get_text()
  1017.         try:
  1018.             self.sock.sendall(msg)
  1019.         except:
  1020.             self.status_write("Problem sending message\n")
  1021.             self.sock = None
  1022.             self.disconnect_aprs(self.connectbutton)
  1023.             return False
  1024.         self.status_write("%s\n" % msg)
  1025.         self.rawtext.set_text("")
  1026.         return True
  1027.  
  1028.     def send_message(self, widget, data=None):
  1029.         sendnow = False
  1030.  
  1031.         tocall = self.messagedest.get_text().upper()
  1032.         message = self.messagetext.get_text()
  1033.  
  1034.         if (message == ""):
  1035.             return False
  1036.  
  1037.         isbulletin = self.bulletin_check(tocall)
  1038.  
  1039.         # check for illegal characters before clearing message
  1040.         if (isbulletin):
  1041.             if (message.find("|") != -1 or message.find("~") != -1):
  1042.                 self.message_write("Bulletins can not contain the following characters: | ~")
  1043.                 return False
  1044.         else:
  1045.             if (message.find("|") != -1 or message.find("~") != -1 or message.find("{") != -1):
  1046.                 self.message_write("Messages can not contain the following characters: | ~ {")
  1047.                 return False
  1048.  
  1049.         # add callsign to list if just entered
  1050.         if (self.messagecombo.get_active() == -1):
  1051.             self.add_callsign(tocall, True)
  1052.  
  1053.         # get a sequence number
  1054.         if (isbulletin):
  1055.             # don't waste a number on a bulletin
  1056.             sequence = ""
  1057.         else:
  1058.             sequence = "%s" % self.b90()
  1059.  
  1060.         # TODO
  1061.         # cancel message option - menu popup
  1062.  
  1063.         # is there a queue for this callsign?
  1064.         if (tocall not in self.queue_list):
  1065.             sendnow = True
  1066.  
  1067.         # add the message to the queue
  1068.         if (not self.msg_queue(tocall, sequence, message)):
  1069.             if (self.sequence > 0):
  1070.                 self.sequence -= 1
  1071.             return False
  1072.  
  1073.         # clear the message text box
  1074.         self.messagetext.set_text("")
  1075.  
  1076.         if (sendnow):
  1077.             self.send_msg_queue(tocall)
  1078.  
  1079.     def b90(self):
  1080.         if (self.sequence > 8099):
  1081.             self.sequence = 0
  1082.         first = ((self.sequence / 90) % 90) + 33
  1083.         second = (self.sequence % 90) + 33
  1084.         output = "%c%c" % (first, second)
  1085.         self.sequence += 1
  1086.         return output
  1087.  
  1088.     def msg_timer(self, tocall, message, sequence, count, delay):
  1089.         id = "%s-%s" % (tocall, sequence)
  1090.         if (self.recv_acks[id] == 1):
  1091.             return False
  1092.         else:
  1093.             replyack = self.replyack(tocall)
  1094.             self.send_data(":%s:%s{%s}%s" % (tocall.ljust(9), message, sequence, replyack))
  1095.  
  1096.             count_start = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1097.             count_end = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1098.             count_end.forward_chars(len(str(count - 1)) + 1)
  1099.             self.messagebuffer.delete(count_start, count_end)
  1100.             iter = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1101.             self.messagebuffer.insert(iter, " %i" % count)
  1102.  
  1103.             # start the next timer
  1104.             count += 1
  1105.             if (count > MAXRETRIES):
  1106.                 self.recv_acks[id] = 1
  1107.  
  1108.                 count_start = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1109.                 count_end = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1110.                 count_end.forward_chars(len(str(count - 1)) + len(str(MAXRETRIES)) + 2)
  1111.                 self.messagebuffer.delete(count_start, count_end)
  1112.  
  1113.                 line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1114.                 queue_start = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1115.                 line_end.forward_to_line_end()
  1116.                 queue_start.forward_to_line_end()
  1117.                 queue_start.backward_chars(12)
  1118.                 self.messagebuffer.delete(queue_start, line_end)
  1119.  
  1120.                 line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1121.                 line_end.forward_to_line_end()
  1122.                 self.messagebuffer.insert(line_end, " <-timeout->")
  1123.  
  1124.                 self.send_msg_queue(tocall)
  1125.                 return False
  1126.             delay *=  2
  1127.             if (delay > 600):
  1128.                 delay = 600
  1129.             gobject.timeout_add(delay * 1000, self.msg_timer, tocall, message, sequence, count, delay)
  1130.  
  1131.             # and stop this timer
  1132.             return False
  1133.  
  1134.     def clipboard(self):
  1135.         clipboard = gtk.clipboard_get()
  1136.         target = [("text/uri-list", 0, 0)]
  1137.         clipboard.set_with_data(target, self.clipboard_get, self.clipboard_clear, (self.site))
  1138.  
  1139.     def clipboard_get(self, clipboard, selection, info, data):
  1140.         selection.set_uris([data])
  1141.  
  1142.     def clipboard_clear(self, clipboard, data):
  1143.         pass
  1144.  
  1145.     def add_callsign(self, callsign, activate):
  1146.         model = self.messagecombo.get_model()
  1147.         notfound = True
  1148.         iter = model.get_iter_first()
  1149.         while iter:
  1150.             currentcall = model.get(iter, 0)[0]
  1151.             if (currentcall == callsign):
  1152.                 notfound = False
  1153.                 break
  1154.             iter = model.iter_next(iter)
  1155.         if (notfound):
  1156.             self.messagecombo.prepend_text(callsign)
  1157.             if (activate):
  1158.                 self.messagecombo.set_active(0)
  1159.  
  1160.     def bulletin_check(self, callsign):
  1161.         for currentcall in self.bulletins:
  1162.             length = len(currentcall)
  1163.             if (currentcall == callsign[:length]):
  1164.                 return True
  1165.         return False
  1166.  
  1167.     def replyack(self, tocall):
  1168.         replyack = ""
  1169.         if (tocall in self.sent_acks):
  1170.             id = "%s-%s" % (tocall, self.sent_acks[tocall])
  1171.             if (time.time() - self.sent_acks[id] < 5400):
  1172.                 # less than 90 minutes ago
  1173.                 replyack = self.sent_acks[tocall]
  1174.         return replyack
  1175.  
  1176.     def msg_queue(self, call, sequence, message):
  1177.         if (len(self.message_list) >= MAX_MSG_QUEUE):
  1178.             self.message_write("Too many messages in queue.\n")
  1179.             return False
  1180.         id = "%s-%s" % (call, sequence)
  1181.         if (call in self.queue_list):
  1182.             if (len(self.queue_list[call]) >= MAX_PER_CALL_QUEUE):
  1183.                 self.message_write("Too many messages to %s in queue.\n" % call)
  1184.                 return False
  1185.             self.queue_list[call].append(sequence)
  1186.             self.message_list[id] = message
  1187.         else:
  1188.             self.queue_list[call] = []
  1189.             self.queue_list[call].append(sequence)
  1190.             self.message_list[id] = message
  1191.         self.message_write("%s To:%s> %s <-queued->\n" % (time.strftime("%m/%d %H:%M", time.localtime()), call, message))
  1192.         # if a message is received before the next lines are run there will be problems...
  1193.         iter = self.messagebuffer.get_iter_at_line(self.messagebuffer.get_line_count() - 2)
  1194.         iter.forward_chars(15 + len(call))
  1195.         self.message_marks[id] = self.messagebuffer.create_mark(None, iter, True)
  1196. #        self.message_marks[id].set_visible(True)
  1197.         return True
  1198.  
  1199.     def send_msg_queue(self, call):
  1200.         if (call in self.queue_list):
  1201.             if (self.queue_list[call] == []):
  1202.                 del self.queue_list[call]
  1203.                 return False
  1204.  
  1205.             sequence = self.queue_list[call].pop(0)
  1206.             id = "%s-%s" % (call, sequence)
  1207.             message = self.message_list[id]
  1208.             del self.message_list[id]
  1209.  
  1210.             # record this so cancel can work on current messages
  1211.             self.current_message[call] = sequence
  1212.  
  1213.             # send message
  1214.             isbulletin = self.bulletin_check(call)
  1215.             if (isbulletin):
  1216.                 self.send_data(":%s:%s" % (call.ljust(9), message))
  1217.                 # TODO what are the correct timings for bulletins?
  1218.                 gobject.timeout_add(600 * 1000, self.msg_timer, call, message, "", 2, 600)
  1219.             else:
  1220.                 replyack = self.replyack(call)
  1221.                 self.send_data(":%s:%s{%s}%s" % (call.ljust(9), message, sequence, replyack))
  1222.                 self.recv_acks["%s-%s" % (call, sequence)] = 0
  1223.                 gobject.timeout_add(7 * 1000, self.msg_timer, call, message, sequence, 2, 7)
  1224.  
  1225.             # reset the timestamp
  1226.             line_start = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1227.             date_end = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1228.             length = line_start.get_line_offset()
  1229.             line_start.backward_chars(length)
  1230.             date_end.backward_chars(length)
  1231.             date_end.forward_chars(11)
  1232.             self.messagebuffer.delete(line_start, date_end)
  1233.  
  1234.             line_start = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1235.             length = line_start.get_line_offset()
  1236.             line_start.backward_chars(length)
  1237.             self.messagebuffer.insert(line_start, time.strftime("%m/%d %H:%M", time.localtime()))
  1238.  
  1239.             # clear "<-queued->"
  1240.             line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1241.             queue_start = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1242.             line_end.forward_to_line_end()
  1243.             queue_start.forward_to_line_end()
  1244.             queue_start.backward_chars(11)
  1245.             self.messagebuffer.delete(queue_start, line_end)
  1246.  
  1247.             # add <-sending->
  1248.             line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1249.             line_end.forward_to_line_end()
  1250.             self.messagebuffer.insert(line_end, " <-sending->")
  1251.  
  1252.             # add the counter
  1253.             iter = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1254.             self.messagebuffer.insert(iter, " 1/%s" % MAXRETRIES)
  1255.  
  1256.     def cancel_message(self, id):
  1257.         self.recv_acks[id] = 1
  1258.  
  1259.         # remove status
  1260.         line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1261.         line_end.forward_to_line_end()
  1262.         status_start = line_end.backward_search("<", gtk.TEXT_SEARCH_TEXT_ONLY)
  1263.         self.messagebuffer.delete(status_start[0], line_end)
  1264.  
  1265.         # add <-cancelled->
  1266.         line_end = self.messagebuffer.get_iter_at_mark(self.message_marks[id])
  1267.         line_end.forward_to_line_end()
  1268.         self.messagebuffer.insert(line_end, " <-cancelled->")
  1269.  
  1270.         # leave counter and timestamp alone
  1271.  
  1272.     def clear_msg_queue(self, button=None):
  1273.         if (self.queue_list != {}):
  1274.             for call in self.queue_list:
  1275.                 for sequence in self.queue_list[call]:
  1276.                     id = "%s-%s" % (call, sequence)
  1277.                     del self.message_list[id]
  1278.                     self.cancel_message(id)
  1279.             self.queue_list = {}
  1280.  
  1281.         if (self.current_message != {}):
  1282.             for call in self.current_message:
  1283.                 sequence = self.current_message[call]
  1284.                 id = "%s-%s" % (call, sequence)
  1285.                 self.cancel_message(id)
  1286.             self.current_message = {}
  1287.