#!/usr/bin/env python

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import sys

import xml.dom.minidom

def check_static_char_array_length(name, array):

    # some compilers like VC6 doesn't allow static arrays more than 64K bytes size.

    size = reduce(lambda x, y: x+len(escapedString(y)), array, 0)

    if size > 65535:

        print "\n\n\n#error Array %s is too long! " % name

        sys.stderr.write("\n\n\nERROR: the content of the array '%s' is too long: %d > 65535 " % (name, size))

        sys.exit(1)

def wrap_list(lst):

    def split(lst, size):

        for i in range(len(lst)/size+1):

            yield lst[i*size:(i+1)*size]

    return ",\n".join(map(lambda x: ", ".join(x), split(lst, 20)))

def firstChildElt(parent, name):

    child = parent.firstChild

    while child:

        if child.nodeType == parent.ELEMENT_NODE \

            and (not name or child.nodeName == name):

            return child

        child = child.nextSibling

    return False

def nextSiblingElt(sibling, name):

    sib = sibling.nextSibling

    while sib:

        if sib.nodeType == sibling.ELEMENT_NODE \

            and (not name or sib.nodeName == name):

            return sib

        sib = sib.nextSibling

    return False

def eltText(elt):

    result = ""

    child = elt.firstChild

    while child:

        if child.nodeType == elt.TEXT_NODE:

            if result:

                result += " "

            result += child.nodeValue

        child = child.nextSibling

    return result

def loadLanguageMap(doc):

    result = {}

    language_list_elt = firstChildElt(doc.documentElement, "languageList")

    language_elt = firstChildElt(language_list_elt, "language")

    while language_elt:

        language_id = int(eltText(firstChildElt(language_elt, "id")))

        language_name = eltText(firstChildElt(language_elt, "name"))

        language_code = eltText(firstChildElt(language_elt, "code"))

        result[language_id] = (language_name, language_code)

        language_elt = nextSiblingElt(language_elt, "language")

    return result

def loadCountryMap(doc):

    result = {}

    country_list_elt = firstChildElt(doc.documentElement, "countryList")

    country_elt = firstChildElt(country_list_elt, "country")

    while country_elt:

        country_id = int(eltText(firstChildElt(country_elt, "id")))

        country_name = eltText(firstChildElt(country_elt, "name"))

        country_code = eltText(firstChildElt(country_elt, "code"))

        result[country_id] = (country_name, country_code)

        country_elt = nextSiblingElt(country_elt, "country")

    return result

def loadDefaultMap(doc):

    result = {}

    list_elt = firstChildElt(doc.documentElement, "defaultCountryList")

    elt = firstChildElt(list_elt, "defaultCountry")

    while elt:

        country = eltText(firstChildElt(elt, "country"));

        language = eltText(firstChildElt(elt, "language"));

        result[language] = country;

        elt = nextSiblingElt(elt, "defaultCountry");

    return result

def fixedCountryName(name, dupes):

    if name in dupes:

        return name + "Country"

    return name

def fixedLanguageName(name, dupes):

    if name in dupes:

        return name + "Language"

    return name

def findDupes(country_map, language_map):

    country_set = set([ v[0] for a, v in country_map.iteritems() ])

    language_set = set([ v[0] for a, v in language_map.iteritems() ])

    return country_set & language_set

def languageNameToId(name, language_map):

    for key in language_map.keys():

        if language_map[key][0] == name:

            return key

    return -1

def countryNameToId(name, country_map):

    for key in country_map.keys():

        if country_map[key][0] == name:

            return key

    return -1

def convertFormat(format):

    result = ""

    i = 0

    while i < len(format):

        if format[i] == "'":

            result += "'"

            i += 1

            while i < len(format) and format[i] != "'":

                result += format[i]

                i += 1

            if i < len(format):

                result += "'"

                i += 1

        else:

            s = format[i:]

            if s.startswith("EEEE"):

                result += "dddd"

                i += 4

            elif s.startswith("EEE"):

                result += "ddd"

                i += 3

            elif s.startswith("a"):

                result += "AP"

                i += 1

            elif s.startswith("z"):

                result += "t"

                i += 1

            elif s.startswith("v"):

                i += 1

            else:

                result += format[i]

                i += 1

    return result

class Locale:

    def __init__(self, elt):

        self.language = eltText(firstChildElt(elt, "language"))

        self.country = eltText(firstChildElt(elt, "country"))

        self.decimal = int(eltText(firstChildElt(elt, "decimal")))

        self.group = int(eltText(firstChildElt(elt, "group")))

        self.listDelim = int(eltText(firstChildElt(elt, "list")))

        self.percent = int(eltText(firstChildElt(elt, "percent")))

        self.zero = int(eltText(firstChildElt(elt, "zero")))

        self.minus = int(eltText(firstChildElt(elt, "minus")))

        self.plus = int(eltText(firstChildElt(elt, "plus")))

        self.exp = int(eltText(firstChildElt(elt, "exp")))

        self.am = eltText(firstChildElt(elt, "am"))

        self.pm = eltText(firstChildElt(elt, "pm"))

        self.longDateFormat = convertFormat(eltText(firstChildElt(elt, "longDateFormat")))

        self.shortDateFormat = convertFormat(eltText(firstChildElt(elt, "shortDateFormat")))

        self.longTimeFormat = convertFormat(eltText(firstChildElt(elt, "longTimeFormat")))

        self.shortTimeFormat = convertFormat(eltText(firstChildElt(elt, "shortTimeFormat")))

        self.standaloneLongMonths = eltText(firstChildElt(elt, "standaloneLongMonths"))

        self.standaloneShortMonths = eltText(firstChildElt(elt, "standaloneShortMonths"))

        self.standaloneNarrowMonths = eltText(firstChildElt(elt, "standaloneNarrowMonths"))

        self.longMonths = eltText(firstChildElt(elt, "longMonths"))

        self.shortMonths = eltText(firstChildElt(elt, "shortMonths"))

        self.narrowMonths = eltText(firstChildElt(elt, "narrowMonths"))

        self.standaloneLongDays = eltText(firstChildElt(elt, "standaloneLongDays"))

        self.standaloneShortDays = eltText(firstChildElt(elt, "standaloneShortDays"))

        self.standaloneNarrowDays = eltText(firstChildElt(elt, "standaloneNarrowDays"))

        self.longDays = eltText(firstChildElt(elt, "longDays"))

        self.shortDays = eltText(firstChildElt(elt, "shortDays"))

        self.narrowDays = eltText(firstChildElt(elt, "narrowDays"))

def loadLocaleMap(doc, language_map, country_map):

    result = {}

    locale_list_elt = firstChildElt(doc.documentElement, "localeList")

    locale_elt = firstChildElt(locale_list_elt, "locale")

    while locale_elt:

        locale = Locale(locale_elt)

        language_id = languageNameToId(locale.language, language_map)

        country_id = countryNameToId(locale.country, country_map)

        result[(language_id, country_id)] = locale

        locale_elt = nextSiblingElt(locale_elt, "locale")

    return result

def compareLocaleKeys(key1, key2):

    if key1 == key2:

        return 0

    if key1[0] == key2[0]:

        l1 = compareLocaleKeys.locale_map[key1]

        l2 = compareLocaleKeys.locale_map[key2]

        if l1.language in compareLocaleKeys.default_map:

            default = compareLocaleKeys.default_map[l1.language]

            if l1.country == default:

                return -1

            if l2.country == default:

                return 1

    else:

        return key1[0] - key2[0]

    return key1[1] - key2[1]

def languageCount(language_id, locale_map):

    result = 0

    for key in locale_map.keys():

        if key[0] == language_id:

            result += 1

    return result

class StringDataToken:

    def __init__(self, index, length):

        self.index = index

        self.length = length

    def __str__(self):

        return " %d,%d " % (self.index, self.length)

class StringData:

    def __init__(self):

        self.data = []

        self.hash = {}

    def append(self, s):

        if s in self.hash:

            return self.hash[s]

        lst = map(lambda x: hex(ord(x)), s)

        index = len(self.data)

        if index >= 65535:

            print "\n\n\n#error Data index is too big!"

            sys.stderr.write ("\n\n\nERROR: index exceeds the uint16 range! index = %d\n" % index)

            sys.exit(1)

        size = len(lst)

        if size >= 65535:

            print "\n\n\n#error Data is too big!"

            sys.stderr.write ("\n\n\nERROR: data size exceeds the uint16 range! size = %d\n" % size)

            sys.exit(1)

        token = StringDataToken(index, size)

        self.hash[s] = token

        self.data += lst

        return token

def escapedString(s):

    result = ""

    i = 0

    while i < len(s):

        if s[i] == '"':

            result += '\\"'

            i += 1

        else:

            result += s[i]

            i += 1

    s = result

    line = ""

    need_escape = False

    result = ""

    for c in s:

        if ord(c) < 128 and (not need_escape or ord(c.lower()) < ord('a') or ord(c.lower()) > ord('f')):

            line += c

            need_escape = False

        else:

            line += "\\x%02x" % (ord(c))

            need_escape = True

        if len(line) > 80:

            result = result + "\n" + "\"" + line + "\""

            line = ""

    line += "\\0"

    result = result + "\n" + "\"" + line + "\""

    if result[0] == "\n":

        result = result[1:]

    return result

def printEscapedString(s):

    print escapedString(s);

def main():

    doc = xml.dom.minidom.parse("locale.xml")

    language_map = loadLanguageMap(doc)

    country_map = loadCountryMap(doc)

    default_map = loadDefaultMap(doc)

    locale_map = loadLocaleMap(doc, language_map, country_map)

    dupes = findDupes(language_map, country_map)

    # Language enum

    print "enum Language {"

    language = ""

    for key in language_map.keys():

        language = fixedLanguageName(language_map[key][0], dupes)

        print "    " + language + " = " + str(key) + ","

    print "    LastLanguage = " + language

    print "};"

    print

    # Country enum

    print "enum Country {"

    country = ""

    for key in country_map.keys():

        country = fixedCountryName(country_map[key][0], dupes)

        print "    " + country + " = " + str(key) + ","

    print "    LastCountry = " + country

    print "};"

    print

    # Locale index

    print "static const quint16 locale_index[] = {"

    print "     0, // unused"

    index = 0

    for key in language_map.keys():

        i = 0

        count = languageCount(key, locale_map)

        if count > 0:

            i = index

            index += count

        print "%6d, // %s" % (i, language_map[key][0])

    print "     0 // trailing 0"

    print "};"

    print

    date_format_data = StringData()

    time_format_data = StringData()

    months_data = StringData()

    standalone_months_data = StringData()

    days_data = StringData()

    am_data = StringData()

    pm_data = StringData()

    # Locale data

    print "static const QLocalePrivate locale_data[] = {"

    print "//      lang   terr    dec  group   list  prcnt   zero  minus  plus    exp sDtFmt lDtFmt sTmFmt lTmFmt ssMonth slMonth  sMonth lMonth  sDays  lDays  am,len      pm,len"

    locale_keys = locale_map.keys()

    compareLocaleKeys.default_map = default_map

    compareLocaleKeys.locale_map = locale_map

    locale_keys.sort(compareLocaleKeys)

    for key in locale_keys:

        l = locale_map[key]

        print "    { %6d,%6d,%6d,%6d,%6d,%6d,%6d,%6d,%6d,%6d,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s }, // %s/%s" \

                    % (key[0], key[1],

                        l.decimal,

                        l.group,

                        l.listDelim,

                        l.percent,

                        l.zero,

                        l.minus,

                        l.plus,

                        l.exp,

                        date_format_data.append(l.shortDateFormat),

                        date_format_data.append(l.longDateFormat),

                        time_format_data.append(l.shortTimeFormat),

                        time_format_data.append(l.longTimeFormat),

                        standalone_months_data.append(l.standaloneShortMonths),

                        standalone_months_data.append(l.standaloneLongMonths),

                        standalone_months_data.append(l.standaloneNarrowMonths),

                        months_data.append(l.shortMonths),

                        months_data.append(l.longMonths),

                        months_data.append(l.narrowMonths),

                        days_data.append(l.standaloneShortDays),

                        days_data.append(l.standaloneLongDays),

                        days_data.append(l.standaloneNarrowDays),

                        days_data.append(l.shortDays),

                        days_data.append(l.longDays),

                        days_data.append(l.narrowDays),

                        am_data.append(l.am),

                        pm_data.append(l.pm),

                        l.language,

                        l.country)

    print "    {      0,     0,     0,     0,     0,     0,     0,     0,     0,     0,     0,0,     0,0,     0,0,     0,0,     0,0,     0,0,     0,0,    0,0,    0,0,    0,0,   0,0,   0,0,   0,0,   0,0,   0,0,   0,0,   0,0,   0,0 }  // trailing 0s"

    print "};"

    print

    # Date format data

    #check_static_char_array_length("date_format", date_format_data.data)

    print "static const ushort date_format_data[] = {"

    print wrap_list(date_format_data.data)

    print "};"

    print

    # Time format data

    #check_static_char_array_length("time_format", time_format_data.data)

    print "static const ushort time_format_data[] = {"

    print wrap_list(time_format_data.data)

    print "};"

    print

    # Months data

    #check_static_char_array_length("months", months_data.data)

    print "static const ushort months_data[] = {"

    print wrap_list(months_data.data)

    print "};"

    print

    # Standalone months data

    #check_static_char_array_length("standalone_months", standalone_months_data.data)

    print "static const ushort standalone_months_data[] = {"

    print wrap_list(standalone_months_data.data)

    print "};"

    print

    # Days data

    #check_static_char_array_length("days", days_data.data)

    print "static const ushort days_data[] = {"

    print wrap_list(days_data.data)

    print "};"

    print

    # AM data

    #check_static_char_array_length("am", am_data.data)

    print "static const ushort am_data[] = {"

    print wrap_list(am_data.data)

    print "};"

    print

    # PM data

    #check_static_char_array_length("pm", am_data.data)

    print "static const ushort pm_data[] = {"

    print wrap_list(pm_data.data)

    print "};"

    print

    # Language name list

    print "static const char language_name_list[] ="

    print "\"Default\\0\""

    for key in language_map.keys():

        print "\"" + language_map[key][0] + "\\0\""

    print ";"

    print

    # Language name index

    print "static const quint16 language_name_index[] = {"

    print "     0, // Unused"

    index = 8

    for key in language_map.keys():

        language = language_map[key][0]

        print "%6d, // %s" % (index, language)

        index += len(language) + 1

    print "};"

    print

    # Country name list

    print "static const char country_name_list[] ="

    print "\"Default\\0\""

    for key in country_map.keys():

        if key == 0:

            continue

        print "\"" + country_map[key][0] + "\\0\""

    print ";"

    print

    # Country name index

    print "static const quint16 country_name_index[] = {"

    print "     0, // AnyCountry"

    index = 8

    for key in country_map.keys():

        if key == 0:

            continue

        country = country_map[key][0]

        print "%6d, // %s" % (index, country)

        index += len(country) + 1