# preprocess-locale.py # Any copyright is dedicated to the Public Domain. # http://creativecommons.org/publicdomain/zero/1.0/ # preprocess-locale.py provides two functions depending on the arguments passed # to it when invoked. # # Preprocesses installer locale properties files and creates a basic NSIS nlf # file when invoked with --preprocess-locale. # # Converts a UTF-8 file to a new UTF-16LE file when invoked with # --convert-utf8-utf16le. from codecs import BOM_UTF16_LE from os.path import join import sys def preprocess_locale(argv): """ Validates command line arguments and displays usage if necessary """ if len(argv) < 1 or (argv[0] != '--convert-utf8-utf16le' and argv[0] != '--preprocess-locale'): sys.stderr.write(""" preprocess-locale.py Commands: --convert-utf8-utf16le - preprocesses installer locale properties files and creates a basic NSIS nlf file --preprocess-locale - converts a UTF-8 file to a new UTF-16LE file use "preprocess-locale.py " to see the usage for each command """) sys.exit(1) if argv[0] == '--convert-utf8-utf16le': if len(argv) != 3: sys.stderr.write(""" Converts a UTF-8 file to UTF-16LE Usage: preprocess-locale.py --convert-utf8-utf16le Arguments: \tthe path to the UTF-8 source file to convert \tthe path to the UTF-16LE destination file to create """) sys.exit(1) convert_utf8_utf16le(argv[1], argv[2]) if argv[0] == '--preprocess-locale': if len(argv) != 5: sys.stderr.write(""" Preprocesses the installer localized properties files into the format required by NSIS and creates a basic NSIS nlf file. Usage: preprocess-locale.py --preprocess-locale Arguments: \tthe path to top source directory for the toolkit source \tthe path to the installer's locale files \tthe locale code \tthe path to the destination directory """) sys.exit(1) preprocess_locale_files(argv[1], argv[2], argv[3], argv[4]) def open_utf16le_file(path): """ Returns an opened file object with a a UTF-16LE byte order mark. """ fp = open(path, "w+b") fp.write(BOM_UTF16_LE) return fp def get_locale_strings(path, prefix, middle, add_cr): """ Returns a string created by converting an installer locale properties file into the format required by NSIS locale files. Parameters: path - the path to the installer locale properties file to preprocess prefix - a string to prefix each line with middle - a string to insert between the name and value for each line add_cr - boolean for whether to add an NSIS carriage return before NSIS linefeeds when there isn't one already """ output = "" fp = open(path, "r") for line in fp: line = line.strip() if line == "" or line[0] == "#": continue name, value = line.split("=", 1) value = value.strip() # trim whitespace from the start and end if value[-1] == "\"" and value[0] == "\"": value = value[1:-1] # remove " from the start and end if add_cr: value = value.replace("\\n", "\\r\\n") # prefix $\n with $\r value = value.replace("\\r\\r", "\\r") # replace $\r$\r with $\r value = value.replace("\"", "$\\\"") # prefix " with $\ value = value.replace("\\r", "$\\r") # prefix \r with $ value = value.replace("\\n", "$\\n") # prefix \n with $ value = value.replace("\\t", "$\\t") # prefix \t with $ output += prefix + name.strip() + middle + " \"" + value + "\"\n" fp.close() return output def preprocess_locale_files(moz_dir, locale_dir, ab_cd, config_dir): """ Preprocesses the installer localized properties files into the format required by NSIS and creates a basic NSIS nlf file. Parameters: moz_dir - the path to top source directory for the toolkit source locale_dir - the path to the installer's locale files ab_cd - the locale code config_dir - the path to the destination directory """ # Set the language ID to 0 to make this locale the default locale. An # actual ID will need to be used to create a multi-language installer # (e.g. for CD distributions, etc.). lang_id = "0" rtl = "-" # Check whether the locale is right to left from locales.nsi. fp = open(join(moz_dir, "toolkit/mozapps/installer/windows/nsis/locales.nsi"), "r") for line in fp: line = line.strip() if line == "!define " + ab_cd + "_rtl": rtl = "RTL" break fp.close() # Create the main NSIS language file with RTL for right to left locales # along with the default codepage, font name, and font size represented # by the '-' character. fp = open_utf16le_file(join(config_dir, "baseLocale.nlf")) fp.write((u"""# Header, don't edit NLF v6 # Start editing here # Language ID %s # Font and size - dash (-) means default - - # Codepage - dash (-) means ANSI code page - # RTL - anything else than RTL means LTR %s """ % (lang_id, rtl)).encode("utf-16-le")) fp.close() # Create the main NSIS language file fp = open_utf16le_file(join(config_dir, "overrideLocale.nsh")) locale_strings = get_locale_strings(join(locale_dir, "override.properties"), "LangString ^", " " + lang_id + " ", False) fp.write(unicode(locale_strings, "utf-8").encode("utf-16-le")) fp.close() # Create the Modern User Interface language file fp = open_utf16le_file(join(config_dir, "baseLocale.nsh")) fp.write((u""";NSIS Modern User Interface - Language File ;Compatible with Modern UI 1.68 ;Language: baseLocale (%s) !insertmacro MOZ_MUI_LANGUAGEFILE_BEGIN \"baseLocale\" !define MUI_LANGNAME \"baseLocale\" """ % (lang_id)).encode("utf-16-le")) locale_strings = get_locale_strings(join(locale_dir, "mui.properties"), "!define ", " ", True) fp.write(unicode(locale_strings, "utf-8").encode("utf-16-le")) fp.write(u"!insertmacro MOZ_MUI_LANGUAGEFILE_END\n".encode("utf-16-le")) fp.close() # Create the custom language file for our custom strings fp = open_utf16le_file(join(config_dir, "customLocale.nsh")) locale_strings = get_locale_strings(join(locale_dir, "custom.properties"), "LangString ", " " + lang_id + " ", True) fp.write(unicode(locale_strings, "utf-8").encode("utf-16-le")) fp.close() def convert_utf8_utf16le(in_file_path, out_file_path): """ Converts a UTF-8 file to a new UTF-16LE file Arguments: in_file_path - the path to the UTF-8 source file to convert out_file_path - the path to the UTF-16LE destination file to create """ in_fp = open(in_file_path, "r") out_fp = open_utf16le_file(out_file_path) out_fp.write(unicode(in_fp.read(), "utf-8").encode("utf-16-le")) in_fp.close() out_fp.close() if __name__ == '__main__': sys.exit(preprocess_locale(sys.argv[1:]))