* avoid importing add-on modules on installTasks.py, this should fix #85

.

* now the availability of the libraries should be detected properly during add-on installation.
* small correction on _settingsDB.py

addon/installTasks.py

@@ -1,10 +1,13 @@
 # -*- coding: UTF-8 -*-
 #Copyright (C) 2009 - 2019 David CM, released under the GPL.
 # Author: David CM <[email protected]> and others.
+
 # note: this file doesn't get settings from the base profile to avoid issues when updating from older versions.
+
 from logHandler import log
-from synthDrivers._settingsDB import appConfig, DEFAULT_LIB_FOLDER
-import globalVars, gui, os, shutil, wx, addonHandler
+
+import config, globalVars, gui, os, shutil, wx, addonHandler
+
 addonHandler.initTranslation()
 
 
@@ -20,19 +23,26 @@ def preserveFiles(addonName, folder):
 			shutil.rmtree(tempFolder)
 		os.rename(absFolderPath, tempFolder)
 
-msg=""
-if not os.path.exists(os.path.join(os.path.dirname(__file__), 'synthDrivers', appConfig.TTSPath, appConfig.dllName)):
-	# Translators: the message  shown if the driver can't find libraries during installation.
-	msg = _("""The synthesizer won't be available until you set   IBMTTS files. NVDA won't show this synthesizer in teh synthesizers lists because you need to set the IBMTTS files location first.
-	To do it open the NVDA settings dialog, select IBMTTS category and use the "Browse for  IBMTTS library" button to select the IBMTTS files folder.\n""")
+try:
+	TTSPath = config.conf['ibmeci']['TTSPath']
+	dllName = config.conf['ibmeci']['dllName']
+except:
+	TTSPath = "ibmtts"
+	dllName = "eci.dll"
 
 
 def onInstall():
 	try:
-		preserveFiles("IBMTTS", fr"synthDrivers\{DEFAULT_LIB_FOLDER}")
+		preserveFiles("IBMTTS", r"synthDrivers\ibmtts")
 	except:
 		log.warning("error backing data", exc_info=True)
-	if msg != "":
-		gui.messageBox(msg,
+
+	if not os.path.exists(os.path.join(os.path.dirname(__file__), 'synthDrivers', TTSPath, dllName)):
+		# Translators: the message  shown if the driver can't find libraries during installation.
+		msg = _("""The synthesizer won't be available until you set   IBMTTS files. NVDA won't show this synthesizer in teh synthesizers lists because you need to set the IBMTTS files location first.
+	To do it open the NVDA settings dialog, select IBMTTS category and use the "Browse for  IBMTTS library" button to select the IBMTTS files folder.\n""")
+		gui.messageBox(
+			msg,
 			# Translators: title of message box when user is installing NVDA
-			_("IBMTTS driver for NVDA"), wx.OK)
+			_("IBMTTS driver for NVDA"), wx.OK
+		)

addon/synthDrivers/_settingsDB.py

@@ -4,13 +4,12 @@
 #synthDrivers/settingsDB.py
 
 from ._configHelper import configSpec, registerConfig, boolValidator
-DEFAULT_LIB_FOLDER = 'ibmtts'
 
 # Add-on config database
 @configSpec("ibmeci")
 class _AppConfig:
 	dllName = ("string(default='eci.dll')", True)
-	TTSPath = ("string(default=DEFAULT_LIB_FOLDER)", True)
+	TTSPath = ("string(default='ibmtts')", True)
 	autoUpdate  = ('boolean(default=True)', True, boolValidator)
 appConfig = registerConfig(_AppConfig)