| 1 | # Configuration and related stuff
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| 2 |
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| 3 | #-------------------------------------------------------------------------------
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| 4 |
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| 5 | import os
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| 6 | import sys
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| 7 | import ConfigParser
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| 8 |
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| 9 | #-------------------------------------------------------------------------------
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| 10 |
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| 11 | configPath = os.path.join(os.path.expanduser("~"),
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| 12 | "mlx.config" if os.name=="nt" else ".mlxrc")
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| 13 |
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| 14 | #-------------------------------------------------------------------------------
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| 15 |
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| 16 | class Config(object):
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| 17 | """Our configuration."""
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| 18 | DEFAULT_UPDATE_URL = "http://mlx.varadiistvan.hu/update"
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| 19 |
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| 20 | def __init__(self):
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| 21 | """Construct the configuration with default values."""
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| 22 |
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| 23 | self._pilotID = ""
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| 24 | self._password = ""
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| 25 | self._rememberPassword = False
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| 26 |
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| 27 | self._autoUpdate = True
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| 28 | self._updateURL = Config.DEFAULT_UPDATE_URL
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| 29 |
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| 30 | self._modified = False
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| 31 |
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| 32 | @property
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| 33 | def pilotID(self):
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| 34 | """Get the pilot ID."""
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| 35 | return self._pilotID
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| 36 |
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| 37 | @pilotID.setter
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| 38 | def pilotID(self, pilotID):
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| 39 | """Set the pilot ID."""
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| 40 | if pilotID!=self._pilotID:
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| 41 | self._pilotID = pilotID
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| 42 | self._modified = True
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| 43 |
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| 44 | @property
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| 45 | def password(self):
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| 46 | """Get the password."""
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| 47 | return self._password
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| 48 |
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| 49 | @password.setter
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| 50 | def password(self, password):
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| 51 | """Set the password."""
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| 52 | if password!=self._password:
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| 53 | self._password = password
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| 54 | self._modified = True
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| 55 |
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| 56 | @property
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| 57 | def rememberPassword(self):
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| 58 | """Get if we should remember the password."""
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| 59 | return self._rememberPassword
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| 60 |
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| 61 | @rememberPassword.setter
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| 62 | def rememberPassword(self, rememberPassword):
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| 63 | """Set if we should remember the password."""
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| 64 | if rememberPassword!=self._rememberPassword:
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| 65 | self._rememberPassword = rememberPassword
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| 66 | self._modified = True
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| 67 |
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| 68 | @property
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| 69 | def autoUpdate(self):
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| 70 | """Get if an automatic update is needed."""
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| 71 | return self._autoUpdate
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| 72 |
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| 73 | @autoUpdate.setter
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| 74 | def autoUpdate(self, autoUpdate):
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| 75 | """Set if an automatic update is needed."""
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| 76 | if autoUpdate!=self._autoUpdate:
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| 77 | self._autoUpdate = autoUpdate
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| 78 | self._modified = True
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| 79 |
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| 80 | @property
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| 81 | def updateURL(self):
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| 82 | """Get the update URL."""
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| 83 | return self._updateURL
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| 84 |
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| 85 | @updateURL.setter
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| 86 | def updateURL(self, updateURL):
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| 87 | """Set the update URL."""
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| 88 | if updateURL!=self._updateURL:
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| 89 | self._updateURL = updateURL
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| 90 | self._modified = True
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| 91 |
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| 92 | def load(self):
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| 93 | """Load the configuration from its default location."""
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| 94 | config = ConfigParser.RawConfigParser()
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| 95 | config.read(configPath)
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| 96 |
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| 97 | self._pilotID = self._get(config, "login", "id", "")
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| 98 | self._password = self._get(config, "login", "password", "")
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| 99 | self._rememberPassword = self._getBoolean(config, "login",
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| 100 | "rememberPassword", False)
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| 101 |
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| 102 | self._autoUpdate = self._getBoolean(config, "update", "auto", True)
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| 103 | self._updateURL = self._get(config, "update", "url",
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| 104 | Config.DEFAULT_UPDATE_URL)
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| 105 | self._modified = False
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| 106 |
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| 107 | def save(self):
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| 108 | """Save the configuration file if it has been modified."""
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| 109 | if not self._modified:
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| 110 | return
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| 111 |
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| 112 | config = ConfigParser.RawConfigParser()
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| 113 |
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| 114 | config.add_section("login")
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| 115 | config.set("login", "id", self._pilotID)
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| 116 | config.set("login", "password", self._password)
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| 117 | config.set("login", "rememberPassword",
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| 118 | "yes" if self._rememberPassword else "no")
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| 119 |
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| 120 | config.add_section("update")
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| 121 | config.set("update", "auto",
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| 122 | "yes" if self._autoUpdate else "no")
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| 123 | config.set("update", "url", self._updateURL)
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| 124 |
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| 125 | try:
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| 126 | fd = os.open(configPath, os.O_CREAT|os.O_TRUNC|os.O_WRONLY,
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| 127 | 0600)
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| 128 | with os.fdopen(fd, "wt") as f:
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| 129 | config.write(f)
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| 130 | self._modified = False
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| 131 | except Exception, e:
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| 132 | print >> sys.stderr, "Failed to update config: " + str(e)
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| 133 |
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| 134 | def _getBoolean(self, config, section, option, default):
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| 135 | """Get the given option as a boolean, if found in the given config,
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| 136 | otherwise the default."""
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| 137 | return config.getboolean(section, option) \
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| 138 | if config.has_option(section, option) \
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| 139 | else default
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| 140 |
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| 141 | def _get(self, config, section, option, default):
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| 142 | """Get the given option as a string, if found in the given config,
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| 143 | otherwise the default."""
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| 144 | return config.get(section, option) \
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| 145 | if config.has_option(section, option) \
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| 146 | else default
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| 147 |
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| 148 | #-------------------------------------------------------------------------------
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