137 lines
3.4 KiB
Python
137 lines
3.4 KiB
Python
# coding=utf-8
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__author__ = "Gina Häußge <osd@foosel.net>"
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__license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
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import ConfigParser
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import sys
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import os
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APPNAME="PrinterWebUI"
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instance = None
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def settings():
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global instance
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if instance is None:
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instance = Settings()
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return instance
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default_settings = {
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"serial": {
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"port": None,
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"baudrate": None
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},
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"server": {
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"host": "0.0.0.0",
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"port": 5000
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},
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"webcam": {
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"stream": None,
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"snapshot": None
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},
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"folder": {
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"uploads": None,
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"timelapse": None
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}
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}
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class Settings(object):
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def __init__(self):
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self.settings_dir = None
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self._config = None
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self._changes = None
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self.init_settings_dir()
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self.load()
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def init_settings_dir(self):
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# taken from http://stackoverflow.com/questions/1084697/how-do-i-store-desktop-application-data-in-a-cross-platform-way-for-python
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if sys.platform == "darwin":
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from AppKit import NSSearchPathForDirectoriesInDomains
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# http://developer.apple.com/DOCUMENTATION/Cocoa/Reference/Foundation/Miscellaneous/Foundation_Functions/Reference/reference.html#//apple_ref/c/func/NSSearchPathForDirectoriesInDomains
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# NSApplicationSupportDirectory = 14
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# NSUserDomainMask = 1
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# True for expanding the tilde into a fully qualified path
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self.settings_dir = os.path.join(NSSearchPathForDirectoriesInDomains(14, 1, True)[0], APPNAME)
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elif sys.platform == "win32":
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self.settings_dir = os.path.join(os.environ["APPDATA"], APPNAME)
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else:
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self.settings_dir = os.path.expanduser(os.path.join("~", "." + APPNAME.lower()))
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def load(self):
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self._config = ConfigParser.ConfigParser(allow_no_value=True)
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self._config.read(os.path.join(self.settings_dir, "config.ini"))
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def save(self, force=False):
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if self._changes is None and not force:
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return
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for section in default_settings.keys():
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if self._changes.has_key(section):
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for key in self._changes[section].keys():
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value = self._changes[section][key]
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if not self._config.has_section(section):
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self._config.add_section(section)
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self._config.set(section, key, value)
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with open(os.path.join(self.settings_dir, "config.ini"), "wb") as configFile:
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self._config.write(configFile)
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self._changes = None
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self.load()
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def get(self, section, key):
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if section not in default_settings.keys():
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return None
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value = None
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if self._config.has_option(section, key):
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value = self._config.get(section, key)
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if value is None:
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if default_settings.has_key(section) and default_settings[section].has_key(key):
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return default_settings[section][key]
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else:
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return None
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else:
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return value
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def getInt(self, section, key):
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value = self.get(section, key)
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if value is None:
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return None
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try:
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return int(value)
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except ValueError:
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return None
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def getBaseFolder(self, type):
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if type not in default_settings["folder"].keys():
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return None
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folder = self.get("folder", type)
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if folder is None:
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folder = os.path.join(self.settings_dir, type)
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if not os.path.isdir(folder):
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os.makedirs(folder)
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return folder
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def set(self, section, key, value):
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if section not in default_settings.keys():
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return None
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if self._changes is None:
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self._changes = {}
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if self._changes.has_key(section):
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sectionConfig = self._changes[section]
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else:
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sectionConfig = {}
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sectionConfig[key] = value
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self._changes[section] = sectionConfig
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