#!/usr/bin/python

from wxPython.wx import *
import bsddb
import os
import re

# Constants

SMSLEN = 160
DB_PATH = "~/.evolution/addressbook/local/system/addressbook.db"

# EvolutionsCells gets cell phone numbers out of the Evolution database

class EvolutionCells:
  def __init__(self):
    contacts = {}
    self.contacts = contacts

    db = bsddb.hashopen(os.path.expanduser(DB_PATH),"r")
    self.db = db

    for k in db.keys():
      name = ""
      cell = ""
      for e in db[k].split('\r\n'):
        if re.search("^FN:", e):
          name = re.sub("^FN:", "", e)
        if re.search("^TEL;TYPE=CELL:", e):
          cell = re.sub("^TEL;TYPE=CELL:", "", e)
      if cell != "":
        contacts[name] = cell

    db.close

  def getContacts(self):
    return self.contacts

# SimserFrame is the application

class SimserFrame(wxFrame):
  def __init__(self, parent, id, title):

    # Create GUI
    wxFrame.__init__(self, parent, id, title,
             wxPoint(100, 100), wxSize(450, 70))

    panel = wxPanel(self, -1)
    self.panel = panel

    wxStaticText(panel, -1, "Text:",
           wxDLG_PNT(panel, wxPoint(4, 4)),  wxDefaultSize)
    wxStaticText(panel, -1, "Contact:",
           wxDLG_PNT(panel, wxPoint(4, 20)), wxDefaultSize)

    self.textCtrl = wxTextCtrl(panel, 20, "",
                   wxDLG_PNT(panel, wxPoint(30, 4)),
                   wxDLG_SZE(panel, wxSize(160, -1)))
    self.textCtrl.SetMaxLength(SMSLEN);
    self.textCtrl.SetFocus()

    self.sendCtrl = wxButton(panel, 10, "Send",
                  wxDLG_PNT(panel, wxPoint(100, 20)),
                  wxDLG_SZE(panel, wxSize(30, -1)))
    EVT_BUTTON(self, 10, self.OnSendClick)

    self.zaehler = wxStaticText(panel, -1, str(SMSLEN),
           wxDLG_PNT(panel, wxPoint(150, 20)), wxDefaultSize)

    EVT_TEXT(self, 20, self.OnChange)
      
    # Get contacts
    cells = EvolutionCells()
    self.contacts = cells.getContacts()
    
    # Fill contact list and the combobox

    contactlist = self.contacts.keys()
    contactlist.sort()
    self.contactCtrl = wxComboBox(panel, -1, contactlist[0],
                  wxDLG_PNT(panel, wxPoint(30, 20)),
                  wxDLG_SZE(panel, wxSize(60, -1)), 
                  contactlist)

  def OnCloseWindow(self, event):
    self.Destroy()

  def OnSendClick(self, event):
    text = self.textCtrl.GetValue()
    contact = self.contactCtrl.GetValue()

    # Figure out if we have a number or a name
    if re.search('^[+0-9]+$', contact):
      nr = contact
    else: 
      if self.contacts.has_key(contact):
        nr = self.contacts[contact]
      else:
        self.foodialog = wxMessageDialog(self.panel, 
                         "Contact '" + contact + "' is unknown!",
                         "Erros", wxOK, wxPoint(100, 100))
        self.foodialog.Show(true)
        return

    # Quote text
    text = re.sub("'", "''", text)
    nr = re.sub("'", "''", nr)

    # Send SMS and report back
    rc = os.system("echo '" + text + "' | gsmsendsms '" + nr + "'")
    if(rc == 0):
      self.foodialog = wxMessageDialog(self.panel, 
                       "Message sent to " + nr,
                       "Success", wxOK, wxPoint(100, 100))
    else:
      self.foodialog = wxMessageDialog(self.panel,
                       "gsmsendsms returned error code: " + str(rc >> 8),
                       "Error", wxOK, wxPoint(100, 100))

    self.foodialog.Show(true)

  def OnChange(self, event):
    self.zaehler.SetLabel(str(SMSLEN-len(self.textCtrl.GetValue())))

class Simser(wxApp):
  def OnInit(self):
    frame = SimserFrame(NULL, -1, "Simser")
    frame.Show(true)
    self.SetTopWindow(frame)
    return true

smstool=Simser(0)
smstool.MainLoop()