Refactor localisation

The language combo box is generated dynamically from the list of
available translations in the translations directory. This allows the
users to add their own translations without having to change the code.

src/bitmessageqt/__init__.py

@@ -2349,10 +2349,10 @@ class MyForm(settingsmixin.SMainWindow):
             shared.config.set('bitmessagesettings', 'replybelow', str(
                 self.settingsDialogInstance.ui.checkBoxReplyBelow.isChecked()))
                 
-            lang_ind = int(self.settingsDialogInstance.ui.languageComboBox.currentIndex())
-            if not languages[lang_ind] == 'other':
-                shared.config.set('bitmessagesettings', 'userlocale', languages[lang_ind])
-                change_translation(languages[lang_ind])
+            lang = str(self.settingsDialogInstance.ui.languageComboBox.itemData(self.settingsDialogInstance.ui.languageComboBox.currentIndex()).toString())
+            shared.config.set('bitmessagesettings', 'userlocale', lang)
+            logger.debug("Setting locale to %s", lang)
+            change_translation(lang)
             
             if int(shared.config.get('bitmessagesettings', 'port')) != int(self.settingsDialogInstance.ui.lineEditTCPPort.text()):
                 if not shared.safeConfigGetBoolean('bitmessagesettings', 'dontconnect'):
@@ -3870,15 +3870,6 @@ class settingsDialog(QtGui.QDialog):
         self.ui.checkBoxReplyBelow.setChecked(
             shared.safeConfigGetBoolean('bitmessagesettings', 'replybelow'))
         
-        global languages 
-        languages = ['system','en','eo','fr','de','es','ru','no','ar','zh_cn','ja','nl','cs','en_pirate','other']
-        user_countrycode = str(shared.config.get('bitmessagesettings', 'userlocale'))
-        if user_countrycode in languages:
-            curr_index = languages.index(user_countrycode)
-        else:
-            curr_index = languages.index('other')
-        self.ui.languageComboBox.setCurrentIndex(curr_index)
-        
         if shared.appdata == shared.lookupExeFolder():
             self.ui.checkBoxPortableMode.setChecked(True)
         else:

src/bitmessageqt/languagebox.py

@@ -0,0 +1,40 @@
+import glob
+import os
+from PyQt4 import QtCore, QtGui
+
+from debug import logger
+from shared import codePath, config
+
+class LanguageBox(QtGui.QComboBox):
+    languageName = {"system": "System Settings", "eo": "Esperanto", "en_pirate": "Pirate English"}
+    def __init__(self, parent = None):
+        super(QtGui.QComboBox, self).__init__(parent)
+        self.populate()
+
+    def populate(self):
+        self.languages = []
+        self.clear()
+        localesPath = os.path.join (codePath(), 'translations')
+        configuredLocale = "system"
+        try:
+            configuredLocale = config.get('bitmessagesettings', 'userlocale', "system")
+        except:
+            pass
+        self.addItem(QtGui.QApplication.translate("settingsDialog", "System Settings", "system"), "system")
+        self.setCurrentIndex(0)
+        self.setInsertPolicy(QtGui.QComboBox.InsertAlphabetically)
+        for translationFile in sorted(glob.glob(os.path.join(localesPath, "bitmessage_*.qm"))):
+            localeShort = os.path.split(translationFile)[1].split("_", 1)[1][:-3]
+            locale = QtCore.QLocale(QtCore.QString(localeShort))
+            if localeShort in LanguageBox.languageName:
+                self.addItem(LanguageBox.languageName[localeShort], localeShort)
+            elif locale.nativeLanguageName() == "":
+                self.addItem(localeShort, localeShort)
+            else:
+                self.addItem(locale.nativeLanguageName(), localeShort)
+        for i in range(self.count()):
+            logger.debug("Checking locale %s at %i", str(self.itemData(i).toString()), i)
+            if self.itemData(i) == configuredLocale:
+                logger.debug("Matching locale %s at %i", configuredLocale, i)
+                self.setCurrentIndex(i)
+                break

src/bitmessageqt/settings.py

@@ -8,6 +8,7 @@
 # WARNING! All changes made in this file will be lost!
 
 from PyQt4 import QtCore, QtGui
+from languagebox import LanguageBox
 
 try:
     _fromUtf8 = QtCore.QString.fromUtf8
@@ -88,36 +89,9 @@ class Ui_settingsDialog(object):
         self.groupBox.setObjectName(_fromUtf8("groupBox"))
         self.formLayout_2 = QtGui.QFormLayout(self.groupBox)
         self.formLayout_2.setObjectName(_fromUtf8("formLayout_2"))
-        self.languageComboBox = QtGui.QComboBox(self.groupBox)
+        self.languageComboBox = LanguageBox(self.groupBox)
         self.languageComboBox.setMinimumSize(QtCore.QSize(100, 0))
         self.languageComboBox.setObjectName(_fromUtf8("languageComboBox"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(1, _fromUtf8("English"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(2, _fromUtf8("Esperanto"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(3, _fromUtf8("Français"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(4, _fromUtf8("Deutsch"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(5, _fromUtf8("Español"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(6, _fromUtf8("русский"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(7, _fromUtf8("Norsk"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(8, _fromUtf8("العربية"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(9, _fromUtf8("简体中文"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(10, _fromUtf8("日本語"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(11, _fromUtf8("Nederlands"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.setItemText(12, _fromUtf8("Česky"))
-        self.languageComboBox.addItem(_fromUtf8(""))
-        self.languageComboBox.addItem(_fromUtf8(""))
         self.formLayout_2.setWidget(0, QtGui.QFormLayout.LabelRole, self.languageComboBox)
         self.formLayout.setWidget(9, QtGui.QFormLayout.FieldRole, self.groupBox)
         self.tabWidgetSettings.addTab(self.tabUserInterface, _fromUtf8(""))
@@ -467,8 +441,6 @@ class Ui_settingsDialog(object):
         self.checkBoxReplyBelow.setText(_translate("settingsDialog", "Reply below Quote", None))
         self.groupBox.setTitle(_translate("settingsDialog", "Interface Language", None))
         self.languageComboBox.setItemText(0, _translate("settingsDialog", "System Settings", "system"))
-        self.languageComboBox.setItemText(13, _translate("settingsDialog", "Pirate English", "en_pirate"))
-        self.languageComboBox.setItemText(14, _translate("settingsDialog", "Other (set in keys.dat)", "other"))
         self.tabWidgetSettings.setTabText(self.tabWidgetSettings.indexOf(self.tabUserInterface), _translate("settingsDialog", "User Interface", None))
         self.groupBox1.setTitle(_translate("settingsDialog", "Listening port", None))
         self.label.setText(_translate("settingsDialog", "Listen for connections on port:", None))