installTasks.py 文件源码

def onInstall(postPathBug = False):
    #Add ourself to the path, so that commands when spoken can be queried to us.
    #Only if we are truely installing though.
    addons = []
    if not postPathBug:
        addons = addonHandler.getAvailableAddons()
    for addon in addons:
        if addon.name=="DictationBridge":
            #Hack to work around condition where
            #the uninstaller removes this addon from the path
            #After the installer for the updator ran.
            #We could use version specific directories, but wsr macros Does not
            #play nice with refreshing the path environment after path updates,
            # requiring a complete reboot of wsr, or commands spontaneously break cripticly.
            with open(os.path.join(config.getUserDefaultConfigPath(), ".dbInstall"), 
                "w") as fi:
                fi.write("dbInstall")
                return
    key = _winreg.OpenKeyEx(_winreg.HKEY_CURRENT_USER, "Environment", 0, _winreg.KEY_READ | _winreg.KEY_WRITE)
    try:
        value, typ = _winreg.QueryValueEx(key, "Path")
    except:
        value, typ = None, _winreg.REG_EXPAND_SZ
    if value is None:
        value = ""
    dir = os.path.dirname(__file__)
    if not isinstance(dir, unicode):
        dir = dir.decode(sys.getfilesystemencoding())
    dir = dir.replace(addonHandler.ADDON_PENDINGINSTALL_SUFFIX, "")
    log.info("addon directory: %r" % dir)
    log.info("current PATH: %r" % value)
    if value.lower().find(dir.lower()) == -1:
        if value != "":
            value += ";"
        value += dir
        log.info("new PATH: %r" % value)
        _winreg.SetValueEx(key, "Path", None, typ, value)
        sendMessageTimeout(HWND_BROADCAST, WM_SETTINGCHANGE, 0, u"Environment")