[36] | 1 | # Configuration and related stuff
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| 2 |
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| 3 | #-------------------------------------------------------------------------------
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| 4 |
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[40] | 5 | import os
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| 6 | import ConfigParser
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| 7 |
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| 8 | #-------------------------------------------------------------------------------
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| 9 |
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| 10 | configPath = os.path.join(os.path.expanduser("~"),
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| 11 | "mlx.config" if os.name=="nt" else ".mlxrc")
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| 12 |
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| 13 | #-------------------------------------------------------------------------------
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| 14 |
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[36] | 15 | class Config(object):
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| 16 | """Our configuration."""
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[40] | 17 | DEFAULT_UPDATE_URL = "http://mlx.varadiistvan.hu/update"
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| 18 |
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[36] | 19 | def __init__(self):
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| 20 | """Construct the configuration with default values."""
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[40] | 21 |
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| 22 | self._autoUpdate = True
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| 23 | self._updateURL = Config.DEFAULT_UPDATE_URL
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| 24 |
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| 25 | self._modified = False
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| 26 |
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| 27 | @property
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| 28 | def autoUpdate(self):
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| 29 | """Get if an automatic update is needed."""
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| 30 | return self._autoUpdate
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| 31 |
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| 32 | @autoUpdate.setter
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| 33 | def autoUpdate(self, autoUpdate):
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| 34 | """Set if an automatic update is needed."""
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| 35 | if autoUpdate!=self._autoUpdate:
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| 36 | self._autoUpdate = autoUpdate
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| 37 | self._modified = True
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| 38 |
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| 39 | @property
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| 40 | def updateURL(self):
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| 41 | """Get the update URL."""
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| 42 | return self._updateURL
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| 43 |
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| 44 | @updateURL.setter
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| 45 | def updateURL(self, updateURL):
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| 46 | """Set the update URL."""
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| 47 | if updateURL!=self._updateURL:
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| 48 | self._updateURL = updateURL
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| 49 | self._modified = True
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| 50 |
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| 51 | def load(self):
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| 52 | """Load the configuration from its default location."""
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| 53 | config = ConfigParser.RawConfigParser()
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| 54 | config.read(configPath)
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| 55 |
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| 56 | self._autoUpdate = self._getBoolean(config, "update", "auto", True)
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| 57 | self._updateURL = self._get(config, "update", "url",
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| 58 | Config.DEFAULT_UPDATE_URL)
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| 59 | self._modified = False
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| 60 |
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| 61 | def save(self):
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| 62 | """Save the configuration file if it has been modified."""
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| 63 | if not self._modified:
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| 64 | return
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| 65 |
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| 66 | config = ConfigParser.RawConfigParser()
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| 67 |
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| 68 | config.add_section("update")
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| 69 | config.set("update", "auto", self._autoUpdate)
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| 70 | config.set("update", "url", self._updateURL)
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| 71 |
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| 72 | try:
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| 73 | with open(configPath, "wt") as f:
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| 74 | config.write(f)
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| 75 | self._modified = False
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| 76 | except Exception, e:
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| 77 | print >> sys.stderr("Failed to update config: " + str(e))
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| 78 |
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| 79 | def _getBoolean(self, config, section, option, default):
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| 80 | """Get the given option as a boolean, if found in the given config,
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| 81 | otherwise the default."""
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| 82 | return config.getboolean(section, option) \
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| 83 | if config.has_option(section, option) \
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| 84 | else default
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| 85 |
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| 86 | def _get(self, config, section, option, default):
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| 87 | """Get the given option as a string, if found in the given config,
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| 88 | otherwise the default."""
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| 89 | return config.get(section, option) \
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| 90 | if config.has_option(section, option) \
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| 91 | else default
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[36] | 92 |
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| 93 | #-------------------------------------------------------------------------------
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