Wammu/GammuSettings.py

   1 # -*- coding: UTF-8 -*-
   2 # vim: expandtab sw=4 ts=4 sts=4:
   3 '''
   4 Wammu - Phone manager
   5 Wrapper for Gammu configuration
   6 '''
   7 __author__ = 'Michal Čihař'
   8 __email__ = 'michal@cihar.com'
   9 __license__ = '''
  10 Copyright © 2003 - 2010 Michal Čihař
  11
  12 This program is free software; you can redistribute it and/or modify it
  13 under the terms of the GNU General Public License version 2 as published by
  14 the Free Software Foundation.
  15
  16 This program is distributed in the hope that it will be useful, but WITHOUT
  17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  19 more details.
  20
  21 You should have received a copy of the GNU General Public License along with
  22 this program; if not, write to the Free Software Foundation, Inc.,
  23 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  24 '''
  25
  26 import wx
  27 import re
  28
  29 class GammuSettings:
  30     '''
  31     Class wrapping gammu configuration file for reading and writing.
  32     '''
  33     def __init__(self, wammu_cfg, path = None):
  34         '''
  35         Reads gammu configuration and prepares it for use.
  36         '''
  37         self.wammu_cfg = wammu_cfg
  38         if path is not None:
  39             self.filename = path
  40         else:
  41             self.filename = self.wammu_cfg.Read('/Gammu/Gammurc')
  42         self.config = wx.FileConfig(
  43                 localFilename = self.filename,
  44                 style = wx.CONFIG_USE_LOCAL_FILE
  45                 )
  46         self.list = []
  47
  48         cont, val, idx = self.config.GetFirstGroup()
  49         matcher = re.compile('gammu(\d*)')
  50         while cont:
  51             match = matcher.match(val)
  52             if match is not None:
  53                 index = match.groups(1)[0]
  54                 if index == '':
  55                     index = 0
  56                 else:
  57                     index = int(index)
  58                 name = self.config.Read('%s/name' % val, val)
  59                 self.list.append({'Id': index, 'Name': name, 'Path': val})
  60             cont, val, idx = self.config.GetNextGroup(idx)
  61
  62     def GetConfigs(self):
  63         '''
  64         Returns copy of list of configuration settings.
  65         '''
  66         # we need deep copy here
  67         result = []
  68         for config in self.list:
  69             result.append(config)
  70         return result
  71
  72     def GetConfig(self, position):
  73         '''
  74         Returns complete configuration.
  75         '''
  76         if position == 0:
  77             path = 'gammu'
  78         else:
  79             path = 'gammu%s' % position
  80         device = self.config.Read('/%s/device' % path)
  81         if device == '':
  82             device = self.config.Read('/%s/port' % path)
  83         connection = self.config.Read('/%s/connection' % path)
  84         model = self.config.Read('/%s/model' % path)
  85         name = self.config.Read('/%s/name' % path)
  86         return {
  87             'Name': name,
  88             'Device': device,
  89             'Connection': connection,
  90             'Model': model
  91             }
  92
  93     def SetConfig(self, position, device, connection,
  94             name = None, model = None):
  95         '''
  96         Set configuration at defined position.
  97         '''
  98         found = False
  99         if position == 0:
 100             path = 'gammu'
 101         else:
 102             path = 'gammu%s' % position
 103         for config in self.list:
 104             if config['Id'] == position:
 105                 path = config['Path']
 106                 config['Name'] = name
 107                 found = True
 108                 break
 109         self.config.Write('/%s/port' % path, device)
 110         self.config.Write('/%s/connection' % path, connection)
 111         if name is not None:
 112             self.config.Write('/%s/name' % path, name)
 113         if model is not None:
 114             self.config.Write('/%s/model' % path, model)
 115         if not found:
 116             self.list.append({'Id': position, 'Name': name, 'Path': path})
 117         self.config.Flush()
 118
 119     def FirstFree(self):
 120         '''
 121         Find first free entry in configuration file.
 122         '''
 123         idxmap = {}
 124         first_free = None
 125         for config in self.list:
 126             idxmap[config['Id']] = 1
 127         for i in range(1000):
 128             if not idxmap.has_key(i):
 129                 first_free = i
 130                 break
 131         if first_free is None:
 132             raise Exception('Could not find free configuration entry!')
 133         return first_free
 134
 135     def GetConfigList(self, new = False):
 136         '''
 137         Returns list of available configurations as tuple of (details, verbose).
 138         '''
 139         lst = []
 140         if new:
 141             lst.append({
 142                 'Id': self.FirstFree(),
 143                 'Path': None,
 144                 'Name': _('Create new configuration')
 145                 })
 146         lst += self.list
 147
 148         choices = []
 149         for config in lst:
 150             # l10n: %(name)s is name of current configuration or 'Create new
 151             # configuration', %(position) d is position of this config in .gammurc
 152             choices.append(_('%(name)s (position %(position)d)') %
 153                     {'name': config['Name'], 'position': config['Id']})
 154         return lst, choices
 155
 156     def SelectConfig(self, parent = None, force = False, new = False):
 157         '''
 158         Shows dialog (if needed) to select configuration.
 159         '''
 160         lst, choices = self.GetConfigList(new = new)
 161
 162         if len(choices) == 1 and not force:
 163             return lst[0]['Id']
 164
 165         dlg = wx.SingleChoiceDialog(parent,
 166                 _('Select which configration you want to modify.'),
 167                 _('Select configuration section'),
 168                 choices)
 169         if dlg.ShowModal() == wx.ID_OK:
 170             return lst[dlg.GetSelection()]['Id']
 171         else:
 172             return None
 173