source: src/mlx/config.py@ 151:a2584357ff6c

Last change on this file since 151:a2584357ff6c was 149:aab353620d1c, checked in by István Váradi <ivaradi@…>, 13 years ago

Added the handling of the PIREP directory preference
File size: 13.3 KB
Line 
1# Configuration and related stuff
2# -*- encoding: utf-8 -*-
3
4#-------------------------------------------------------------------------------
5
6import const
7
8import os
9import sys
10import ConfigParser
11
12#-------------------------------------------------------------------------------
13
14configPath = os.path.join(os.path.expanduser("~"),
15 "mlx.config" if os.name=="nt" else ".mlxrc")
16
17#-------------------------------------------------------------------------------
18
19if os.name=="nt":
20 _languageMap = { "en_GB" : "eng",
21 "hu_HU" : "hun" }
22
23#-------------------------------------------------------------------------------
24
25class Config(object):
26 """Our configuration."""
27 DEFAULT_UPDATE_URL = "http://mlx.varadiistvan.hu/update"
28
29 _messageTypesSection = "messageTypes"
30
31 def __init__(self):
32 """Construct the configuration with default values."""
33
34 self._pilotID = ""
35 self._password = ""
36 self._rememberPassword = False
37
38 self._language = ""
39 self._hideMinimizedWindow = True
40 self._onlineGateSystem = True
41 self._onlineACARS = True
42 self._flareTimeFromFS = False
43 self._syncFSTime = False
44
45 self._pirepDirectory = None
46
47 self._autoUpdate = True
48 self._updateURL = Config.DEFAULT_UPDATE_URL
49
50 self._messageTypeLevels = {}
51
52 self._modified = False
53
54 @property
55 def pilotID(self):
56 """Get the pilot ID."""
57 return self._pilotID
58
59 @pilotID.setter
60 def pilotID(self, pilotID):
61 """Set the pilot ID."""
62 if pilotID!=self._pilotID:
63 self._pilotID = pilotID
64 self._modified = True
65
66 @property
67 def password(self):
68 """Get the password."""
69 return self._password
70
71 @password.setter
72 def password(self, password):
73 """Set the password."""
74 if password!=self._password:
75 self._password = password
76 self._modified = True
77
78 @property
79 def rememberPassword(self):
80 """Get if we should remember the password."""
81 return self._rememberPassword
82
83 @rememberPassword.setter
84 def rememberPassword(self, rememberPassword):
85 """Set if we should remember the password."""
86 if rememberPassword!=self._rememberPassword:
87 self._rememberPassword = rememberPassword
88 self._modified = True
89
90 @property
91 def language(self):
92 """Get the language to use."""
93 return self._language
94
95 @language.setter
96 def language(self, language):
97 """Set the language to use."""
98 if language!=self._language:
99 self._language = language
100 self._modified = True
101
102 @property
103 def hideMinimizedWindow(self):
104 """Get whether a minimized window should be hidden."""
105 return self._hideMinimizedWindow
106
107 @hideMinimizedWindow.setter
108 def hideMinimizedWindow(self, hideMinimizedWindow):
109 """Set whether a minimized window should be hidden."""
110 if hideMinimizedWindow!=self._hideMinimizedWindow:
111 self._hideMinimizedWindow = hideMinimizedWindow
112 self._modified = True
113
114 @property
115 def onlineGateSystem(self):
116 """Get whether the online gate system should be used."""
117 return self._onlineGateSystem
118
119 @onlineGateSystem.setter
120 def onlineGateSystem(self, onlineGateSystem):
121 """Set whether the online gate system should be used."""
122 if onlineGateSystem!=self._onlineGateSystem:
123 self._onlineGateSystem = onlineGateSystem
124 self._modified = True
125
126 @property
127 def onlineACARS(self):
128 """Get whether the online ACARS system should be used."""
129 return self._onlineACARS
130
131 @onlineACARS.setter
132 def onlineACARS(self, onlineACARS):
133 """Set whether the online ACARS system should be used."""
134 if onlineACARS!=self._onlineACARS:
135 self._onlineACARS = onlineACARS
136 self._modified = True
137
138 @property
139 def flareTimeFromFS(self):
140 """Get whether the flare time should be calculated from the time values
141 returned by the simulator."""
142 return self._flareTimeFromFS
143
144 @flareTimeFromFS.setter
145 def flareTimeFromFS(self, flareTimeFromFS):
146 """Set whether the flare time should be calculated from the time values
147 returned by the simulator."""
148 if flareTimeFromFS!=self._flareTimeFromFS:
149 self._flareTimeFromFS = flareTimeFromFS
150 self._modified = True
151
152 @property
153 def syncFSTime(self):
154 """Get whether the simulator's time should be synchronized with the
155 machine's clock."""
156 return self._syncFSTime
157
158 @syncFSTime.setter
159 def syncFSTime(self, syncFSTime):
160 """Set whether the simulator's time should be synchronized with the
161 machine's clock."""
162 if syncFSTime!=self._syncFSTime:
163 self._syncFSTime = syncFSTime
164 self._modified = True
165
166 @property
167 def pirepDirectory(self):
168 """Get the directory offered by default when saving a PIREP."""
169 return self._pirepDirectory
170
171 @pirepDirectory.setter
172 def pirepDirectory(self, pirepDirectory):
173 """Get the directory offered by default when saving a PIREP."""
174 if pirepDirectory!=self._pirepDirectory and \
175 (pirepDirectory!="" or self._pirepDirectory is not None):
176 self._pirepDirectory = None if pirepDirectory=="" \
177 else pirepDirectory
178 self._modified = True
179
180 def getMessageTypeLevel(self, messageType):
181 """Get the level for the given message type."""
182 return self._messageTypeLevels[messageType] \
183 if messageType in self._messageTypeLevels \
184 else const.MESSAGELEVEL_NONE
185
186 def isMessageTypeFS(self, messageType):
187 """Determine if the given message type is displayed in the
188 simulator."""
189 level = self.getMessageTypeLevel(messageType)
190 return level==const.MESSAGELEVEL_FS or \
191 level==const.MESSAGELEVEL_BOTH
192
193 def setMessageTypeLevel(self, messageType, level):
194 """Set the level of the given message type."""
195 if messageType not in self._messageTypeLevels or \
196 self._messageTypeLevels[messageType]!=level:
197 self._messageTypeLevels[messageType] = level
198 self._modified = True
199
200 @property
201 def autoUpdate(self):
202 """Get if an automatic update is needed."""
203 return self._autoUpdate
204
205 @autoUpdate.setter
206 def autoUpdate(self, autoUpdate):
207 """Set if an automatic update is needed."""
208 if autoUpdate!=self._autoUpdate:
209 self._autoUpdate = autoUpdate
210 self._modified = True
211
212 @property
213 def updateURL(self):
214 """Get the update URL."""
215 return self._updateURL
216
217 @updateURL.setter
218 def updateURL(self, updateURL):
219 """Set the update URL."""
220 if updateURL!=self._updateURL:
221 self._updateURL = updateURL
222 self._modified = True
223
224 def load(self):
225 """Load the configuration from its default location."""
226 config = ConfigParser.RawConfigParser()
227 config.read(configPath)
228
229 self._pilotID = self._get(config, "login", "id", "")
230 self._password = self._get(config, "login", "password", "")
231 self._rememberPassword = self._getBoolean(config, "login",
232 "rememberPassword", False)
233
234 self._language = self._get(config, "general", "language", "")
235 self._hideMinimizedWindow = self._getBoolean(config, "general",
236 "hideMinimizedWindow",
237 True)
238 self._onlineGateSystem = self._getBoolean(config, "general",
239 "onlineGateSystem",
240 True)
241 self._onlineACARS = self._getBoolean(config, "general",
242 "onlineACARS", True)
243 self._flareTimeFromFS = self._getBoolean(config, "general",
244 "flareTimeFromFS",
245 False)
246 self._syncFSTime = self._getBoolean(config, "general",
247 "syncFSTime",
248 False)
249 self._pirepDirectory = self._get(config, "general",
250 "pirepDirectory", None)
251
252 self._messageTypeLevels = {}
253 for messageType in const.messageTypes:
254 self._messageTypeLevels[messageType] = \
255 self._getMessageTypeLevel(config, messageType)
256
257 self._autoUpdate = self._getBoolean(config, "update", "auto", True)
258 self._updateURL = self._get(config, "update", "url",
259 Config.DEFAULT_UPDATE_URL)
260
261 self._modified = False
262
263 def save(self):
264 """Save the configuration file if it has been modified."""
265 if not self._modified:
266 return
267
268 config = ConfigParser.RawConfigParser()
269
270 config.add_section("login")
271 config.set("login", "id", self._pilotID)
272 config.set("login", "password", self._password)
273 config.set("login", "rememberPassword",
274 "yes" if self._rememberPassword else "no")
275
276 config.add_section("general")
277 if self._language:
278 config.set("general", "language", self._language)
279 config.set("general", "hideMinimizedWindow",
280 "yes" if self._hideMinimizedWindow else "no")
281 config.set("general", "onlineGateSystem",
282 "yes" if self._onlineGateSystem else "no")
283 config.set("general", "onlineACARS",
284 "yes" if self._onlineACARS else "no")
285 config.set("general", "flareTimeFromFS",
286 "yes" if self._flareTimeFromFS else "no")
287 config.set("general", "syncFSTime",
288 "yes" if self._syncFSTime else "no")
289
290 if self._pirepDirectory is not None:
291 config.set("general", "pirepDirectory", self._pirepDirectory)
292
293 config.add_section(Config._messageTypesSection)
294 for messageType in const.messageTypes:
295 if messageType in self._messageTypeLevels:
296 option = self._getMessageTypeLevelOptionName(messageType)
297 level = self._messageTypeLevels[messageType]
298 config.set(Config._messageTypesSection, option,
299 const.messageLevel2string(level))
300
301 config.add_section("update")
302 config.set("update", "auto",
303 "yes" if self._autoUpdate else "no")
304 config.set("update", "url", self._updateURL)
305
306 try:
307 fd = os.open(configPath, os.O_CREAT|os.O_TRUNC|os.O_WRONLY,
308 0600)
309 with os.fdopen(fd, "wt") as f:
310 config.write(f)
311 self._modified = False
312 except Exception, e:
313 print >> sys.stderr, "Failed to update config: " + str(e)
314
315 def _getBoolean(self, config, section, option, default):
316 """Get the given option as a boolean, if found in the given config,
317 otherwise the default."""
318 return config.getboolean(section, option) \
319 if config.has_option(section, option) \
320 else default
321
322 def _get(self, config, section, option, default):
323 """Get the given option as a string, if found in the given config,
324 otherwise the default."""
325 return config.get(section, option) \
326 if config.has_option(section, option) \
327 else default
328
329 def _getMessageTypeLevel(self, config, messageType):
330 """Get the message type level for the given message type."""
331 option = self._getMessageTypeLevelOptionName(messageType)
332 if config.has_option(Config._messageTypesSection, option):
333 value = config.get(Config._messageTypesSection, option)
334 return const.string2messageLevel(value)
335 elif messageType in [const.MESSAGETYPE_LOGGER_ERROR,
336 const.MESSAGETYPE_FAULT,
337 const.MESSAGETYPE_NOGO,
338 const.MESSAGETYPE_GATE_SYSTEM,
339 const.MESSAGETYPE_HELP]:
340 return const.MESSAGELEVEL_BOTH
341 else:
342 return const.MESSAGELEVEL_FS
343
344 def _getMessageTypeLevelOptionName(self, messageType):
345 """Get the option name for the given message type level."""
346 return const.messageType2string(messageType)
347
348 def getLanguage(self):
349 """Get the language to be used."""
350 import locale
351 if self._language:
352 if os.name=="nt":
353 if self._language in _languageMap:
354 locale.setlocale(locale.LC_ALL, _languageMap[self._language])
355 else:
356 locale.setlocale(locale.LC_ALL, "")
357 else:
358 locale.setlocale(locale.LC_ALL, (self._language,
359 locale.getpreferredencoding()))
360 return self._language
361 else:
362 locale.setlocale(locale.LC_ALL, "")
363 return locale.getdefaultlocale()[0]
364
365#-------------------------------------------------------------------------------
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