Mercurial > rinkhals
diff gamelib/config.py @ 486:8897a436a8cb
Factor out save game logic and (new, simplified) dialogs into their own module. Add preferences folder to concept to config. Save games under preferences folder.
| author | Simon Cross <hodgestar@gmail.com> |
|---|---|
| date | Wed, 25 Nov 2009 21:50:54 +0000 |
| parents | 03d5cb669298 |
| children |
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--- a/gamelib/config.py Wed Nov 25 21:41:08 2009 +0000 +++ b/gamelib/config.py Wed Nov 25 21:50:54 2009 +0000 @@ -2,6 +2,8 @@ from ConfigParser import RawConfigParser from optparse import OptionParser +import sys +import os class Config(object): """Container for various global configuration knobs and levers.""" @@ -11,8 +13,6 @@ 'level_name': {'type': 'string', 'default': 'two_weeks'}, } - config_filename = 'config.ini' - def configure(self, params=None): self._config = RawConfigParser(dict( [(k, v['default']) for k, v in self.valid_options.items() if 'default' in v] @@ -22,10 +22,19 @@ self._config.read(self.config_filename) self._process_params() + def ensure_dir_exists(self, folder): + """Ensure the given folder exists.""" + if os.path.exists(folder): + assert os.path.isdir(folder) + else: + os.makedirs(folder) + def _set_up_params(self, params): parser = OptionParser() parser.add_option("-c", "--config", metavar="FILE", dest="config_filename", help="read configuration from FILE") + parser.add_option("-p", "--prefs-folder", metavar="PREFS_FOLDER", dest="prefs_folder", + help="store preferences and save games in PREFS_FOLDER") parser.add_option("-l", "--level", metavar="LEVEL", dest="level_name", help="select level LEVEL") parser.add_option("--sound", action="store_const", const="on", dest="sound", @@ -33,7 +42,19 @@ parser.add_option("--no-sound", action="store_const", const="off", dest="sound", help="disable sound") (self._opts, _) = parser.parse_args(params or []) - self.config_filename = self._opts.config_filename or self.config_filename + self.prefs_folder = self._opts.prefs_folder or self._default_prefs_dir() + self.ensure_dir_exists(self.prefs_folder) + self.save_folder = os.path.join(self.prefs_folder, "savegames") + self.ensure_dir_exists(self.save_folder) + self.config_filename = self._opts.config_filename or os.path.join(self.prefs_folder, "config.ini") + + def _default_prefs_dir(self): + """Return a default preference folder name.""" + app = "foxassault" + if sys.platform.startswith("win") and "APPDATA" in os.environ: + return os.path.join(os.environ["APPDATA"], app) + else: + return os.path.join(os.path.expanduser("~"), ".%s" % app) def _process_params(self): for name in self.valid_options: