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#!/usr/bin/env python3


__license__   = 'GPL v3'
__copyright__ = '2009, Kovid Goyal <kovid@kovidgoyal.net>'
__docformat__ = 'restructuredtext en'

import os
import re
import traceback
from contextlib import closing, suppress
from qt.core import (
    QAbstractListModel, QDir, QIcon, QItemSelection, QItemSelectionModel, Qt,
    QWizard, QWizardPage, pyqtSignal
)

from calibre import __appname__
from calibre.constants import filesystem_encoding, isportable, iswindows
from calibre.gui2 import choose_dir, error_dialog
from calibre.gui2.wizard.device_ui import Ui_WizardPage as DeviceUI
from calibre.gui2.wizard.finish_ui import Ui_WizardPage as FinishUI
from calibre.gui2.wizard.kindle_ui import Ui_WizardPage as KindleUI
from calibre.gui2.wizard.library_ui import Ui_WizardPage as LibraryUI
from calibre.gui2.wizard.send_email import smtp_prefs
from calibre.gui2.wizard.stanza_ui import Ui_WizardPage as StanzaUI
from calibre.utils.config import dynamic, prefs
from calibre.utils.localization import localize_user_manual_link
from polyglot.builtins import iteritems

# Devices {{{


def gettext(name):
    return name, __builtins__['_'](name)


class Device:

    output_profile = 'generic_eink'
    output_format = 'EPUB'
    untranslated_name, name = gettext('Generic e-ink device')
    manufacturer = 'Generic'
    id = 'default'
    supports_color = False

    @classmethod
    def set_output_profile(cls):
        if cls.output_profile:
            from calibre.ebooks.conversion.config import load_defaults, save_defaults
            recs = load_defaults('page_setup')
            recs['output_profile'] = cls.output_profile
            save_defaults('page_setup', recs)

    @classmethod
    def set_output_format(cls):
        if cls.output_format:
            prefs.set('output_format', cls.output_format.lower())

    @classmethod
    def commit(cls):
        cls.set_output_profile()
        cls.set_output_format()
        if cls.supports_color:
            from calibre.ebooks.conversion.config import load_defaults, save_defaults
            recs = load_defaults('comic_input')
            recs['dont_grayscale'] = True
            save_defaults('comic_input', recs)


class Smartphone(Device):

    id = 'smartphone'
    untranslated_name, name = gettext('Smartphone')
    supports_color = True


class Tablet(Device):

    id = 'tablet'
    untranslated_name, name = gettext('iPad like tablet')
    output_profile = 'tablet'
    supports_color = True


class Kindle(Device):

    output_profile = 'kindle'
    output_format  = 'MOBI'
    untranslated_name, name = gettext('Kindle Basic (all models)')
    manufacturer = 'Amazon'
    id = 'kindle'


class JetBook(Device):

    output_profile = 'jetbook5'
    output_format  = 'EPUB'
    name = 'JetBook'
    manufacturer = 'Ectaco'
    id = 'jetbook'


class JetBookMini(Device):

    output_profile = 'jetbook5'
    output_format  = 'FB2'
    name = 'JetBook Mini'
    manufacturer = 'Ectaco'
    id = 'jetbookmini'


class KindleDX(Kindle):

    output_profile = 'kindle_dx'
    output_format  = 'MOBI'
    name = 'Kindle DX'
    id = 'kindledx'


class KindleFire(KindleDX):
    untranslated_name, name = gettext('Kindle Fire and Fire HD')
    id = 'kindle_fire'
    output_profile = 'kindle_fire'
    supports_color = True


class KindlePW(Kindle):
    name = 'Kindle PaperWhite'
    id = 'kindle_pw'
    output_profile = 'kindle_pw3'


class KindleVoyage(Kindle):
    name = 'Kindle Voyage/Oasis'
    id = 'kindle_voyage'
    output_profile = 'kindle_voyage'


class Sony505(Device):

    output_profile = 'sony'
    untranslated_name, name = gettext('All other SONY devices')
    output_format = 'EPUB'
    manufacturer = 'SONY'
    id = 'prs505'


class Kobo(Device):
    untranslated_name, name = gettext('Kobo and Kobo Touch Readers')
    manufacturer = 'Kobo'
    output_profile = 'kobo'
    output_format = 'EPUB'
    id = 'kobo'


class KoboVox(Kobo):
    untranslated_name, name = gettext('Kobo Vox, Aura and Glo families')
    output_profile = 'tablet'
    id = 'kobo_vox'


class Booq(Device):
    name = 'bq Classic'
    manufacturer = 'Booq'
    output_profile = 'sony'
    output_format = 'EPUB'
    id = 'booq'


class TheBook(Device):
    name = 'The Book'
    manufacturer = 'Augen'
    output_profile = 'sony'
    output_format = 'EPUB'
    id = 'thebook'


class Avant(Booq):
    name = 'bq Avant'


class AvantXL(Booq):
    name = 'bq Avant XL'
    output_profile = 'ipad'


class BooqPocketPlus(Booq):
    name = 'bq Pocket Plus'
    output_profile = 'sony300'


class BooqCervantes(Booq):
    name = 'bq Cervantes'


class BOOX(Device):
    untranslated_name, name = gettext('BOOX MAX, N96, i86, C67ML, M96, etc.')
    manufacturer = 'Onyx'
    output_profile = 'generic_eink_hd'
    output_format = 'EPUB'
    id = 'boox_eink'


class Sony300(Sony505):

    name = 'SONY Reader Pocket Edition'
    id = 'prs300'
    output_profile = 'sony300'


class Sony900(Sony505):

    name = 'SONY Reader Daily Edition'
    id = 'prs900'
    output_profile = 'sony900'


class SonyT3(Sony505):

    name = 'SONY Reader T3'
    id = 'prst3'
    output_profile = 'sonyt3'


class Nook(Sony505):
    id = 'nook'
    untranslated_name, name = gettext('Nook and Nook Simple Reader')
    manufacturer = 'Barnes & Noble'
    output_profile = 'nook'


class NookColor(Nook):
    id = 'nook_color'
    name = 'Nook Color'
    output_profile = 'nook_color'
    supports_color = True


class NookTablet(NookColor):
    id = 'nook_tablet'
    name = 'Nook Tablet/HD'
    output_profile = 'nook_hd_plus'


class CybookG3(Device):

    name = 'Cybook Gen 3'
    output_format = 'MOBI'
    output_profile = 'cybookg3'
    manufacturer = 'Bookeen'
    id = 'cybookg3'


class CybookOpus(CybookG3):

    name = 'Cybook Opus'
    output_format = 'EPUB'
    output_profile = 'cybook_opus'
    id = 'cybook_opus'


class CybookOrizon(CybookOpus):

    name = 'Cybook Orizon'
    id = 'cybook_orizon'


class CybookOdyssey(CybookOpus):

    name = 'Cybook Odyssey'
    id = 'cybook_odyssey'


class CybookMuse(CybookOpus):

    name = 'Cybook Muse'
    id = 'cybook_muse'
    output_profile = 'tablet'


class BookeenDiva(CybookOpus):

    name = 'Bookeen Diva HD'
    id = 'bookeen_diva'
    output_profile = 'tablet'


class PocketBook360(CybookOpus):

    manufacturer = 'PocketBook'
    name = _('PocketBook 360 and newer models')
    id = 'pocketbook360'
    output_profile = 'cybook_opus'


class PocketBook(CybookG3):

    manufacturer = 'PocketBook'
    name = 'PocketBook 301/302'
    id = 'pocketbook'
    output_profile = 'cybookg3'


class PocketBook900(PocketBook):

    name = 'PocketBook 900'
    id = 'pocketbook900'
    output_profile = 'pocketbook_900'


class PocketBookPro912(PocketBook):

    name = 'PocketBook Pro 912'
    id = 'pocketbookpro912'
    output_profile = 'pocketbook_pro_912'


class PocketBookLux(PocketBook):

    untranslated_name, name = gettext('PocketBook Lux (1-5) and Basic 4')
    id = 'pocketbooklux'
    short_name = 'pocketbook_lux'


class PocketBookHD(PocketBook):

    name = 'PocketBook PocketBook HD Touch (1-3)'
    id = 'pocketbookhd'
    short_name = 'pocketbook_hd'


class PocketBookInkpad3(PocketBook):

    untranslated_name, name = gettext('PocketBook Inkpad 3 (Pro) and X')
    id = 'pocketbookinkpad3'
    short_name = 'pocketbook_inkpad3'


class iPhone(Device):

    name = 'iPhone/iPad/iPod Touch'
    output_format = 'EPUB'
    manufacturer = 'Apple'
    id = 'iphone'
    supports_color = True
    output_profile = 'ipad3'


class Android(Device):

    untranslated_name, name = gettext('Android phone')
    output_format = 'EPUB'
    manufacturer = 'Android'
    id = 'android'
    supports_color = True

    @classmethod
    def commit(cls):
        from calibre.customize.ui import device_plugins
        super().commit()
        for plugin in device_plugins(include_disabled=True):
            if hasattr(plugin, 'configure_for_generic_epub_app'):
                plugin.configure_for_generic_epub_app()


class AndroidTablet(Android):

    untranslated_name, name = gettext('Android tablet')
    id = 'android_tablet'
    output_profile = 'tablet'


class AndroidPhoneWithKindle(Android):

    untranslated_name, name = gettext('Android phone with Kindle reader')
    output_format = 'MOBI'
    id = 'android_phone_with_kindle'
    output_profile = 'kindle'

    @classmethod
    def commit(cls):
        from calibre.customize.ui import device_plugins
        super(Android, cls).commit()
        for plugin in device_plugins(include_disabled=True):
            if hasattr(plugin, 'configure_for_kindle_app'):
                plugin.configure_for_kindle_app()


class AndroidTabletWithKindle(AndroidPhoneWithKindle):

    untranslated_name, name = gettext('Android tablet with Kindle reader')
    id = 'android_tablet_with_kindle'
    output_profile = 'kindle_fire'


class HanlinV3(Device):

    name = 'Hanlin V3'
    output_format = 'EPUB'
    output_profile = 'hanlinv3'
    manufacturer = 'Jinke'
    id = 'hanlinv3'


class HanlinV5(HanlinV3):

    name = 'Hanlin V5'
    output_profile = 'hanlinv5'
    id = 'hanlinv5'


class BeBook(HanlinV3):

    name = 'BeBook'
    manufacturer = 'BeBook'
    id = 'bebook'


class BeBookMini(HanlinV5):

    name = 'BeBook Mini'
    manufacturer = 'BeBook'
    id = 'bebook_mini'


class EZReader(HanlinV3):

    name = 'EZReader'
    manufacturer = 'Astak'
    id = 'ezreader'


class EZReaderPP(HanlinV5):

    name = 'EZReader Pocket Pro'
    manufacturer = 'Astak'
    id = 'ezreader_pp'

# }}}


def get_devices():
    for x in globals().values():
        if isinstance(x, type) and issubclass(x, Device):
            yield x


def get_manufacturers():
    mans = set()
    for x in get_devices():
        mans.add(x.manufacturer)
    if Device.manufacturer in mans:
        mans.remove(Device.manufacturer)
    return [Device.manufacturer] + sorted(mans)


def get_devices_of(manufacturer):
    ans = [d for d in get_devices() if d.manufacturer == manufacturer]
    return sorted(ans, key=lambda x: x.name)


class ManufacturerModel(QAbstractListModel):

    def __init__(self):
        QAbstractListModel.__init__(self)
        self.manufacturers = get_manufacturers()

    def rowCount(self, p):
        return len(self.manufacturers)

    def columnCount(self, p):
        return 1

    def data(self, index, role):
        if role == Qt.ItemDataRole.DisplayRole:
            ans = self.manufacturers[index.row()]
            if ans == Device.manufacturer:
                ans = _('Generic')
            return ans
        if role == Qt.ItemDataRole.UserRole:
            return self.manufacturers[index.row()]
        return None

    def index_of(self, man):
        for i, x in enumerate(self.manufacturers):
            if x == man:
                return self.index(i)


class DeviceModel(QAbstractListModel):

    def __init__(self, manufacturer):
        QAbstractListModel.__init__(self)
        self.devices = get_devices_of(manufacturer)

    def rowCount(self, p):
        return len(self.devices)

    def columnCount(self, p):
        return 1

    def data(self, index, role):
        if role == Qt.ItemDataRole.DisplayRole:
            return (self.devices[index.row()].name)
        if role == Qt.ItemDataRole.UserRole:
            return self.devices[index.row()]
        return None

    def index_of(self, dev):
        for i, device in enumerate(self.devices):
            if device is dev:
                return self.index(i)


class KindlePage(QWizardPage, KindleUI):

    ID = 3

    def __init__(self):
        QWizardPage.__init__(self)
        self.setupUi(self)

    def initializePage(self):
        opts = smtp_prefs().parse()
        accs = []
        has_default = False
        for x, ac in iteritems(opts.accounts):
            default = ac[2]
            if x.strip().endswith('@kindle.com'):
                accs.append((x, default))
                if default:
                    has_default = True
        if has_default:
            accs = [x for x in accs if x[1]]
        if accs:
            self.to_address.setText(accs[0][0])

        def x():
            t = str(self.to_address.text())
            if t.strip():
                return t.strip()

        self.send_email_widget.initialize(x)

    def commit(self):
        x = str(self.to_address.text()).strip()
        parts = x.split('@')

        if (len(parts) >= 2 and parts[0] and self.send_email_widget.set_email_settings(True)):
            conf = smtp_prefs()
            accounts = conf.parse().accounts
            if not accounts:
                accounts = {}
            for y in accounts.values():
                y[2] = False
            accounts[x] = ['AZW, MOBI, TPZ, PRC, AZW1', True, True]
            conf.set('accounts', accounts)

    def nextId(self):
        return FinishPage.ID

    def retranslateUi(self, widget):
        KindleUI.retranslateUi(self, widget)
        if hasattr(self, 'send_email_widget'):
            self.send_email_widget.retranslateUi(self.send_email_widget)


class StanzaPage(QWizardPage, StanzaUI):

    ID = 5

    def __init__(self):
        QWizardPage.__init__(self)
        self.setupUi(self)
        try:
            self.instructions.setText(self.instructions.text() % localize_user_manual_link(
                'https://manual.calibre-ebook.com/faq.html#how-do-i-use-calibre-with-my-ipad-iphone-ipod-touch'))
        except TypeError:
            pass  # user manual link was already replaced
        self.instructions.setOpenExternalLinks(True)
        self.content_server.stateChanged[(int)].connect(self.set_port)

    def initializePage(self):
        from calibre.gui2 import config
        yes = config['autolaunch_server']
        self.content_server.setChecked(yes)
        self.set_port()

    def nextId(self):
        return FinishPage.ID

    def commit(self):
        p = self.set_port()
        if p is not None:
            from calibre.srv.opts import change_settings
            change_settings(port=p)

    def set_port(self, *args):
        if not self.content_server.isChecked():
            return
        import socket
        s = socket.socket()
        with closing(s):
            for p in range(8080, 8100):
                try:
                    s.bind(('0.0.0.0', p))
                    t = str(self.instructions.text())
                    t = re.sub(r':\d+', ':'+str(p), t)
                    self.instructions.setText(t)
                    return p
                except:
                    continue


class DevicePage(QWizardPage, DeviceUI):

    ID = 2

    def __init__(self):
        QWizardPage.__init__(self)
        self.setupUi(self)
        self.registerField("manufacturer", self.manufacturer_view)
        self.registerField("device", self.device_view)

    def initializePage(self):
        self.label.setText(_('Choose your e-book device. If your device is'
            ' not in the list, choose a "Generic" device.'))
        self.man_model = ManufacturerModel()
        self.manufacturer_view.setModel(self.man_model)
        previous = dynamic.get('welcome_wizard_device', False)
        if previous:
            previous = [x for x in get_devices() if x.id == previous]
            if not previous:
                previous = [Device]
            previous = previous[0]
        else:
            previous = Device
        idx = self.man_model.index_of(previous.manufacturer)
        if idx is None:
            idx = self.man_model.index_of(Device.manufacturer)
            previous = Device
        self.manufacturer_view.selectionModel().select(idx,
                QItemSelectionModel.SelectionFlag.Select)
        self.dev_model = DeviceModel(self.man_model.data(idx, Qt.ItemDataRole.UserRole))
        idx = self.dev_model.index_of(previous)
        self.device_view.setModel(self.dev_model)
        self.device_view.selectionModel().select(idx,
                QItemSelectionModel.SelectionFlag.Select)
        self.manufacturer_view.selectionModel().selectionChanged[(QItemSelection, QItemSelection)].connect(self.manufacturer_changed)

    def manufacturer_changed(self, current, previous):
        new = list(current.indexes())[0]
        man = self.man_model.data(new, Qt.ItemDataRole.UserRole)
        self.dev_model = DeviceModel(man)
        self.device_view.setModel(self.dev_model)
        self.device_view.selectionModel().select(self.dev_model.index(0),
                QItemSelectionModel.SelectionFlag.Select)

    def commit(self):
        idx = list(self.device_view.selectionModel().selectedIndexes())[0]
        dev = self.dev_model.data(idx, Qt.ItemDataRole.UserRole)
        dev.commit()
        dynamic.set('welcome_wizard_device', dev.id)

    def nextId(self):
        idx = list(self.device_view.selectionModel().selectedIndexes())[0]
        dev = self.dev_model.data(idx, Qt.ItemDataRole.UserRole)
        if dev in (Kindle, KindleDX, KindleFire, KindlePW, KindleVoyage):
            return KindlePage.ID
        if dev is iPhone:
            return StanzaPage.ID
        return FinishPage.ID


class LibraryPage(QWizardPage, LibraryUI):

    ID = 1
    retranslate = pyqtSignal()

    def __init__(self):
        QWizardPage.__init__(self)
        self.made_dirs = []
        self.initial_library_location = None
        self.setupUi(self)
        self.registerField('library_location', self.location)
        self.button_change.clicked.connect(self.change)
        self.init_languages()
        self.language.currentIndexChanged[int].connect(self.change_language)
        self.location.textChanged.connect(self.location_text_changed)
        self.set_move_lib_label_text()

    def makedirs(self, x):
        self.made_dirs.append(x)
        os.makedirs(x)

    def location_text_changed(self, newtext):
        self.completeChanged.emit()

    def set_move_lib_label_text(self):
        self.move_lib_label.setText(_(
            'If you are moving calibre from an old computer to a new one,'
            ' please read <a href="{0}">the instructions</a>.').format(
                localize_user_manual_link(
        'https://manual.calibre-ebook.com/faq.html#how-do-i-move-my-calibre-data-from-one-computer-to-another')))

    def retranslateUi(self, widget):
        LibraryUI.retranslateUi(self, widget)
        self.set_move_lib_label_text()

    def init_languages(self):
        self.language.blockSignals(True)
        self.language.clear()
        from calibre.utils.localization import (
            available_translations, get_lang, get_language, get_lc_messages_path
        )
        lang = get_lang()
        lang = get_lc_messages_path(lang) if lang else lang
        if lang is None or lang not in available_translations():
            lang = 'en'

        def get_esc_lang(l):
            if l == 'en':
                return 'English'
            return get_language(l)

        self.language.addItem(get_esc_lang(lang), (lang))
        items = [(l, get_esc_lang(l)) for l in available_translations()
                 if l != lang]
        if lang != 'en':
            items.append(('en', get_esc_lang('en')))
        items.sort(key=lambda x: x[1])
        for item in items:
            self.language.addItem(item[1], (item[0]))
        self.language.blockSignals(False)
        prefs['language'] = str(self.language.itemData(self.language.currentIndex()) or '')

    def change_language(self, idx):
        prefs['language'] = str(self.language.itemData(self.language.currentIndex()) or '')
        from polyglot.builtins import builtins
        builtins.__dict__['_'] = lambda x: x
        from calibre.ebooks.metadata.book.base import reset_field_metadata
        from calibre.gui2 import qt_app
        from calibre.utils.localization import set_translators
        set_translators()
        qt_app.load_translations()
        self.retranslate.emit()
        self.init_languages()
        reset_field_metadata()
        try:
            lang = prefs['language'].lower()[:2]
            metadata_plugins = {
                    'zh' : ('Douban Books',),
                    'fr' : ('Nicebooks',),
                    'ru' : ('OZON.ru',),
            }.get(lang, [])
            from calibre.customize.ui import enable_plugin
            for name in metadata_plugins:
                enable_plugin(name)
        except:
            pass
        lp = self.location.text()
        if lp == self.initial_library_location:
            self.set_initial_library_location()
        for x in globals().values():
            if type(x) is type and hasattr(x, 'untranslated_name'):
                x.name = __builtins__['_'](x.untranslated_name)

    def is_library_dir_suitable(self, x):
        from calibre.db.legacy import LibraryDatabase
        try:
            return LibraryDatabase.exists_at(x) or not os.listdir(x)
        except:
            return False

    def validatePage(self):
        newloc = str(self.location.text())
        if not self.is_library_dir_suitable(newloc):
            self.show_library_dir_error(newloc)
            return False
        return True

    def change(self):
        from calibre.db.legacy import LibraryDatabase
        x = choose_dir(self, 'database location dialog',
                         _('Select location for books'))
        if x:
            if (iswindows and len(x) > LibraryDatabase.WINDOWS_LIBRARY_PATH_LIMIT):
                return error_dialog(self, _('Too long'),
                    _('Path to library too long. It must be less than'
                    ' %d characters.')%(LibraryDatabase.WINDOWS_LIBRARY_PATH_LIMIT),
                    show=True)
            if not os.path.exists(x):
                try:
                    self.makedirs(x)
                except:
                    return error_dialog(self, _('Bad location'),
                            _('Failed to create a folder at %s')%x,
                            det_msg=traceback.format_exc(), show=True)

            if self.is_library_dir_suitable(x):
                self.location.setText(x)
            else:
                self.show_library_dir_error(x)

    def show_library_dir_error(self, x):
        if not isinstance(x, str):
            try:
                x = x.decode(filesystem_encoding)
            except:
                x = str(repr(x))
        error_dialog(self, _('Bad location'),
            _('You must choose an empty folder for '
                'the calibre library. %s is not empty.')%x, show=True)

    def set_initial_library_location(self):
        lp = prefs['library_path']
        self.default_library_name = None
        if not lp:
            fname = _('Calibre Library')
            try:
                base = os.path.expanduser('~')
            except ValueError:
                base = QDir.homePath().replace('/', os.sep)

            lp = os.path.join(base, fname)
            self.default_library_name = lp
            if not os.path.exists(lp):
                try:
                    self.makedirs(lp)
                except:
                    traceback.print_exc()
                    try:
                        lp = os.path.expanduser('~')
                    except ValueError:
                        lp = QDir.homePath().replace('/', os.sep)
        self.location.setText(lp)
        self.initial_library_location = lp

    def initializePage(self):
        self.set_initial_library_location()
        # Hide the library location settings if we are a portable install
        for x in ('location', 'button_change', 'libloc_label1',
                'libloc_label2'):
            getattr(self, x).setVisible(not isportable)

    def isComplete(self):
        try:
            lp = str(self.location.text())
            ans = bool(lp) and os.path.exists(lp) and os.path.isdir(lp) and os.access(lp,
                    os.W_OK)
        except:
            ans = False
        return ans

    def commit(self):
        newloc = str(self.location.text())
        try:
            dln = self.default_library_name
            if (dln and os.path.exists(dln) and not os.listdir(dln) and newloc != dln):
                os.rmdir(dln)
        except Exception:
            pass
        # dont leave behind any empty dirs
        for x in self.made_dirs:
            with suppress(OSError):
                os.rmdir(x)
        if not os.path.exists(newloc):
            os.makedirs(newloc)
        prefs['library_path'] = newloc

    def nextId(self):
        return DevicePage.ID


class FinishPage(QWizardPage, FinishUI):

    ID = 4

    def __init__(self):
        QWizardPage.__init__(self)
        self.setupUi(self)
        try:
            self.um_label.setText(self.um_label.text() % localize_user_manual_link('https://manual.calibre-ebook.com'))
        except TypeError:
            pass  # link already localized

    def nextId(self):
        return -1

    def commit(self):
        pass


class Wizard(QWizard):

    BUTTON_TEXTS = {
            'Next': '&Next >',
            'Back': '< &Back',
            'Cancel': 'Cancel',
            'Finish': '&Finish',
            'Commit': 'Commit'
    }
    # The latter is simply to mark the texts for translation
    if False:
        _('&Next >')
        _('< &Back')
        _('Cancel')
        _('&Finish')
        _('Commit')

    def __init__(self, parent):
        QWizard.__init__(self, parent)
        self.setWindowTitle(__appname__+' '+_('Welcome wizard'))
        self.setPixmap(QWizard.WizardPixmap.LogoPixmap, QIcon(I('library.png')).pixmap(48, 48))
        self.setWizardStyle(QWizard.WizardStyle.ModernStyle)
        self.device_page = DevicePage()
        self.library_page = LibraryPage()
        self.library_page.retranslate.connect(self.retranslate)
        self.finish_page = FinishPage()
        self.set_finish_text()
        self.kindle_page = KindlePage()
        self.stanza_page = StanzaPage()
        self.setPage(self.library_page.ID, self.library_page)
        self.setPage(self.device_page.ID, self.device_page)
        self.setPage(self.finish_page.ID, self.finish_page)
        self.setPage(self.kindle_page.ID, self.kindle_page)
        self.setPage(self.stanza_page.ID, self.stanza_page)

        self.device_extra_page = None
        self.set_button_texts()
        self.resize(600, 520)

    def set_button_texts(self):
        for but, text in iteritems(self.BUTTON_TEXTS):
            self.setButtonText(getattr(self, but+'Button'), _(text))

    def retranslate(self):
        for pid in self.pageIds():
            page = self.page(pid)
            page.retranslateUi(page)
        self.set_button_texts()
        self.set_finish_text()

    def accept(self):
        pages = map(self.page, self.visitedPages())
        for page in pages:
            page.commit()
        QWizard.accept(self)

    def set_finish_text(self, *args):
        bt = str("<em>" + self.buttonText(QWizard.WizardButton.FinishButton) + "</em>").replace('&', '')
        t = str(self.finish_page.finish_text.text())
        if '%s' in t:
            self.finish_page.finish_text.setText(t%bt)


def wizard(parent=None):
    w = Wizard(parent)
    return w


if __name__ == '__main__':
    from calibre.gui2 import Application
    app = Application([])
    wizard().exec()

Zerion Mini Shell 1.0