class CreateVirtualLibrary(QDialog): # {{{ def __init__(self, gui, existing_names, editing=None): QDialog.__init__(self, gui) self.gui = gui self.existing_names = existing_names if editing: self.setWindowTitle(_('Edit Virtual library')) else: self.setWindowTitle(_('Create Virtual library')) self.setWindowIcon(QIcon(I('lt.png'))) gl = QGridLayout() self.setLayout(gl) self.la1 = la1 = QLabel(_('Virtual library &name:')) gl.addWidget(la1, 0, 0) self.vl_name = QComboBox() self.vl_name.setEditable(True) self.vl_name.lineEdit().setMaxLength(MAX_VIRTUAL_LIBRARY_NAME_LENGTH) la1.setBuddy(self.vl_name) gl.addWidget(self.vl_name, 0, 1) self.editing = editing self.saved_searches_label = sl = QTextBrowser(self) sl.viewport().setAutoFillBackground(False) gl.addWidget(sl, 2, 0, 1, 2) self.la2 = la2 = QLabel(_('&Search expression:')) gl.addWidget(la2, 1, 0) self.vl_text = QLineEdit() self.vl_text.textChanged.connect(self.search_text_changed) la2.setBuddy(self.vl_text) gl.addWidget(self.vl_text, 1, 1) # Trigger the textChanged signal to initialize the saved searches box self.vl_text.setText(' ') self.vl_text.setText(_build_full_search_string(self.gui)) self.sl = sl = QLabel('<p>'+_('Create a Virtual library based on: ')+ ('<a href="author.{0}">{0}</a>, ' '<a href="tag.{1}">{1}</a>, ' '<a href="publisher.{2}">{2}</a>, ' '<a href="series.{3}">{3}</a>, ' '<a href="search.{4}">{4}</a>.').format(_('Authors'), _('Tags'), _('Publishers'), ngettext('Series', 'Series', 2), _('Saved searches'))) sl.setWordWrap(True) sl.setTextInteractionFlags(Qt.TextInteractionFlag.LinksAccessibleByMouse) sl.linkActivated.connect(self.link_activated) gl.addWidget(sl, 3, 0, 1, 2) gl.setRowStretch(3,10) self.hl = hl = QLabel(_(''' <h2>Virtual libraries</h2> <p>With <i>Virtual libraries</i>, you can restrict calibre to only show you books that match a search. When a Virtual library is in effect, calibre behaves as though the library contains only the matched books. The Tag browser display only the tags/authors/series/etc. that belong to the matched books and any searches you do will only search within the books in the Virtual library. This is a good way to partition your large library into smaller and easier to work with subsets.</p> <p>For example you can use a Virtual library to only show you books with the tag <i>Unread</i> or only books by <i>My favorite author</i> or only books in a particular series.</p> <p>More information and examples are available in the <a href="%s">User Manual</a>.</p> ''') % localize_user_manual_link('https://manual.calibre-ebook.com/virtual_libraries.html')) hl.setWordWrap(True) hl.setOpenExternalLinks(True) hl.setFrameStyle(QFrame.Shape.StyledPanel) gl.addWidget(hl, 0, 3, 4, 1) bb = QDialogButtonBox(QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.Cancel) bb.accepted.connect(self.accept) bb.rejected.connect(self.reject) gl.addWidget(bb, 4, 0, 1, 0) if editing: db = self.gui.current_db virt_libs = db.new_api.pref('virtual_libraries', {}) for dex,vl in enumerate(sorted(virt_libs.keys(), key=sort_key)): self.vl_name.addItem(vl, virt_libs.get(vl, '')) if vl == editing: self.vl_name.setCurrentIndex(dex) self.original_index = dex self.original_search = virt_libs.get(editing, '') self.vl_text.setText(self.original_search) self.new_name = editing self.vl_name.currentIndexChanged[int].connect(self.name_index_changed) self.vl_name.lineEdit().textEdited.connect(self.name_text_edited) self.resize(self.sizeHint()+QSize(150, 25)) def search_text_changed(self, txt): db = self.gui.current_db searches = [_('Saved searches recognized in the expression:')] txt = str(txt) while txt: p = txt.partition('search:') if p[1]: # found 'search:' possible_search = p[2] if possible_search: # something follows the 'search:' if possible_search[0] == '"': # strip any quotes possible_search = possible_search[1:].partition('"') else: # find end of the search name. Is EOL, space, rparen sp = possible_search.find(' ') pp = possible_search.find(')') if pp < 0 or (sp > 0 and sp <= pp): # space in string before rparen, or neither found possible_search = possible_search.partition(' ') else: # rparen in string before space possible_search = possible_search.partition(')') txt = possible_search[2] # grab remainder of the string search_name = possible_search[0] if search_name.startswith('='): search_name = search_name[1:] if search_name in db.saved_search_names(): searches.append(search_name + '=' + db.saved_search_lookup(search_name)) else: txt = '' else: txt = '' self.saved_searches_label.setPlainText('\n'.join(searches)) def name_text_edited(self, new_name): self.new_name = str(new_name) def name_index_changed(self, dex): if self.editing and (self.vl_text.text() != self.original_search or self.new_name != self.editing): if not question_dialog(self.gui, _('Search text changed'), _('The Virtual library name or the search text has changed. ' 'Do you want to discard these changes?'), default_yes=False): self.vl_name.blockSignals(True) self.vl_name.setCurrentIndex(self.original_index) self.vl_name.lineEdit().setText(self.new_name) self.vl_name.blockSignals(False) return self.new_name = self.editing = self.vl_name.currentText() self.original_index = dex self.original_search = str(self.vl_name.itemData(dex) or '') self.vl_text.setText(self.original_search) def link_activated(self, url): db = self.gui.current_db f, txt = str(url).partition('.')[0::2] if f == 'search': names = db.saved_search_names() else: names = getattr(db, 'all_%s_names'%f)() d = SelectNames(names, txt, parent=self) if d.exec() == QDialog.DialogCode.Accepted: prefix = f+'s' if f in {'tag', 'author'} else f if f == 'search': search = ['(%s)'%(db.saved_search_lookup(x)) for x in d.names] else: search = ['%s:"=%s"'%(prefix, x.replace('"', '\\"')) for x in d.names] if search: if not self.editing: self.vl_name.lineEdit().setText(next(d.names)) self.vl_name.lineEdit().setCursorPosition(0) self.vl_text.setText(d.match_type.join(search)) self.vl_text.setCursorPosition(0) def accept(self): n = str(self.vl_name.currentText()).strip() if not n: error_dialog(self.gui, _('No name'), _('You must provide a name for the new Virtual library'), show=True) return if n.startswith('*'): error_dialog(self.gui, _('Invalid name'), _('A Virtual library name cannot begin with "*"'), show=True) return if n in self.existing_names and n != self.editing: if not question_dialog(self.gui, _('Name already in use'), _('That name is already in use. Do you want to replace it ' 'with the new search?'), default_yes=False): return v = str(self.vl_text.text()).strip() if not v: error_dialog(self.gui, _('No search string'), _('You must provide a search to define the new Virtual library'), show=True) return try: db = self.gui.library_view.model().db recs = db.data.search_getting_ids('', v, use_virtual_library=False, sort_results=False) except ParseException as e: error_dialog(self.gui, _('Invalid search'), _('The search in the search box is not valid'), det_msg=e.msg, show=True) return if not recs and not question_dialog( self.gui, _('Search found no books'), _('The search found no books, so the Virtual library ' 'will be empty. Do you really want to use that search?'), default_yes=False): return self.library_name = n self.library_search = v QDialog.accept(self)
def currentText(self): if self.currentIndex() == 0: return '' return QComboBox.currentText(self)
class Config(QDialog): ''' Configuration dialog for single book conversion. If accepted, has the following important attributes output_format - Output format (without a leading .) input_format - Input format (without a leading .) opf_path - Path to OPF file with user specified metadata cover_path - Path to user specified cover (can be None) recommendations - A pickled list of 3 tuples in the same format as the recommendations member of the Input/Output plugins. ''' def __init__(self, parent, db, book_id, preferred_input_format=None, preferred_output_format=None): QDialog.__init__(self, parent) self.widgets = [] self.setupUi() self.opt_individual_saved_settings.setVisible(False) self.db, self.book_id = db, book_id self.setup_input_output_formats(self.db, self.book_id, preferred_input_format, preferred_output_format) self.setup_pipeline() self.input_formats.currentIndexChanged[native_string_type].connect( self.setup_pipeline) self.output_formats.currentIndexChanged[native_string_type].connect( self.setup_pipeline) self.groups.setSpacing(5) self.groups.entered[(QModelIndex)].connect(self.show_group_help) rb = self.buttonBox.button( QDialogButtonBox.StandardButton.RestoreDefaults) rb.setText(_('Restore &defaults')) rb.setIcon(QIcon(I('clear_left.png'))) rb.clicked.connect(self.restore_defaults) self.groups.setMouseTracking(True) geom = gprefs.get('convert_single_dialog_geom', None) if geom: QApplication.instance().safe_restore_geometry(self, geom) else: self.resize(self.sizeHint()) def current_group_changed(self, cur, prev): self.show_pane(cur) def setupUi(self): self.setObjectName("Dialog") self.resize(1024, 700) self.setWindowIcon(QIcon(I('convert.png'))) self.gridLayout = QGridLayout(self) self.gridLayout.setObjectName("gridLayout") self.horizontalLayout = QHBoxLayout() self.horizontalLayout.setObjectName("horizontalLayout") self.input_label = QLabel(self) self.input_label.setObjectName("input_label") self.horizontalLayout.addWidget(self.input_label) self.input_formats = QComboBox(self) self.input_formats.setSizeAdjustPolicy( QComboBox.SizeAdjustPolicy.AdjustToMinimumContentsLengthWithIcon) self.input_formats.setMinimumContentsLength(5) self.input_formats.setObjectName("input_formats") self.horizontalLayout.addWidget(self.input_formats) self.opt_individual_saved_settings = QCheckBox(self) self.opt_individual_saved_settings.setObjectName( "opt_individual_saved_settings") self.horizontalLayout.addWidget(self.opt_individual_saved_settings) spacerItem = QSpacerItem(40, 20, QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Minimum) self.horizontalLayout.addItem(spacerItem) self.label_2 = QLabel(self) self.label_2.setObjectName("label_2") self.horizontalLayout.addWidget(self.label_2) self.output_formats = QComboBox(self) self.output_formats.setSizeAdjustPolicy( QComboBox.SizeAdjustPolicy.AdjustToMinimumContentsLengthWithIcon) self.output_formats.setMinimumContentsLength(5) self.output_formats.setObjectName("output_formats") self.horizontalLayout.addWidget(self.output_formats) self.gridLayout.addLayout(self.horizontalLayout, 0, 0, 1, 2) self.groups = QListView(self) sizePolicy = QSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Expanding) sizePolicy.setHorizontalStretch(1) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.groups.sizePolicy().hasHeightForWidth()) self.groups.setSizePolicy(sizePolicy) self.groups.setTabKeyNavigation(True) self.groups.setIconSize(QSize(48, 48)) self.groups.setWordWrap(True) self.groups.setObjectName("groups") self.gridLayout.addWidget(self.groups, 1, 0, 3, 1) self.scrollArea = QScrollArea(self) sizePolicy = QSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Expanding) sizePolicy.setHorizontalStretch(4) sizePolicy.setVerticalStretch(10) sizePolicy.setHeightForWidth( self.scrollArea.sizePolicy().hasHeightForWidth()) self.scrollArea.setSizePolicy(sizePolicy) self.scrollArea.setFrameShape(QFrame.Shape.NoFrame) self.scrollArea.setLineWidth(0) self.scrollArea.setWidgetResizable(True) self.scrollArea.setObjectName("scrollArea") self.page = QWidget() self.page.setObjectName("page") self.gridLayout.addWidget(self.scrollArea, 1, 1, 1, 1) self.buttonBox = QDialogButtonBox(self) self.buttonBox.setOrientation(Qt.Orientation.Horizontal) self.buttonBox.setStandardButtons( QDialogButtonBox.StandardButton.Cancel | QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.RestoreDefaults) self.buttonBox.setObjectName("buttonBox") self.gridLayout.addWidget(self.buttonBox, 3, 1, 1, 1) self.help = QTextEdit(self) self.help.setReadOnly(True) sizePolicy = QSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Expanding) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.help.sizePolicy().hasHeightForWidth()) self.help.setSizePolicy(sizePolicy) self.help.setMaximumHeight(80) self.help.setObjectName("help") self.gridLayout.addWidget(self.help, 2, 1, 1, 1) self.input_label.setBuddy(self.input_formats) self.label_2.setBuddy(self.output_formats) self.input_label.setText(_("&Input format:")) self.opt_individual_saved_settings.setText( _("Use &saved conversion settings for individual books")) self.label_2.setText(_("&Output format:")) self.buttonBox.accepted.connect(self.accept) self.buttonBox.rejected.connect(self.reject) def sizeHint(self): geom = self.screen().availableSize() nh, nw = max(300, geom.height() - 100), max(400, geom.width() - 70) return QSize(nw, nh) def restore_defaults(self): delete_specifics(self.db, self.book_id) self.setup_pipeline() @property def input_format(self): return str(self.input_formats.currentText()).lower() @property def output_format(self): return str(self.output_formats.currentText()).lower() @property def manually_fine_tune_toc(self): for w in self.widgets: if hasattr(w, 'manually_fine_tune_toc'): return w.manually_fine_tune_toc.isChecked() def setup_pipeline(self, *args): oidx = self.groups.currentIndex().row() input_format = self.input_format output_format = self.output_format self.plumber = create_dummy_plumber(input_format, output_format) def widget_factory(cls): return cls(self, self.plumber.get_option_by_name, self.plumber.get_option_help, self.db, self.book_id) self.mw = widget_factory(MetadataWidget) self.setWindowTitle(_('Convert') + ' ' + str(self.mw.title.text())) lf = widget_factory(LookAndFeelWidget) hw = widget_factory(HeuristicsWidget) sr = widget_factory(SearchAndReplaceWidget) ps = widget_factory(PageSetupWidget) sd = widget_factory(StructureDetectionWidget) toc = widget_factory(TOCWidget) from calibre.gui2.actions.toc_edit import SUPPORTED toc.manually_fine_tune_toc.setVisible( output_format.upper() in SUPPORTED) debug = widget_factory(DebugWidget) output_widget = self.plumber.output_plugin.gui_configuration_widget( self, self.plumber.get_option_by_name, self.plumber.get_option_help, self.db, self.book_id) input_widget = self.plumber.input_plugin.gui_configuration_widget( self, self.plumber.get_option_by_name, self.plumber.get_option_help, self.db, self.book_id) self.break_cycles() self.widgets = widgets = [self.mw, lf, hw, ps, sd, toc, sr] if input_widget is not None: widgets.append(input_widget) if output_widget is not None: widgets.append(output_widget) widgets.append(debug) for w in widgets: w.set_help_signal.connect(self.help.setPlainText) w.setVisible(False) self._groups_model = GroupModel(widgets) self.groups.setModel(self._groups_model) idx = oidx if -1 < oidx < self._groups_model.rowCount() else 0 self.groups.setCurrentIndex(self._groups_model.index(idx)) self.show_pane(idx) self.groups.selectionModel().currentChanged.connect( self.current_group_changed) try: shutil.rmtree(self.plumber.archive_input_tdir, ignore_errors=True) except Exception: pass def setup_input_output_formats(self, db, book_id, preferred_input_format, preferred_output_format): if preferred_output_format: preferred_output_format = preferred_output_format.upper() output_formats = get_output_formats(preferred_output_format) input_format, input_formats = get_input_format_for_book( db, book_id, preferred_input_format) preferred_output_format = preferred_output_format if \ preferred_output_format in output_formats else \ sort_formats_by_preference(output_formats, [prefs['output_format']])[0] self.input_formats.addItems(str(x.upper()) for x in input_formats) self.output_formats.addItems(str(x.upper()) for x in output_formats) self.input_formats.setCurrentIndex(input_formats.index(input_format)) self.output_formats.setCurrentIndex( output_formats.index(preferred_output_format)) def show_pane(self, index): if hasattr(index, 'row'): index = index.row() ow = self.scrollArea.takeWidget() if ow: ow.setParent(self) for i, w in enumerate(self.widgets): if i == index: self.scrollArea.setWidget(w) w.show() else: w.setVisible(False) def accept(self): recs = GuiRecommendations() for w in self._groups_model.widgets: if not w.pre_commit_check(): return x = w.commit(save_defaults=False) recs.update(x) self.opf_file, self.cover_file = self.mw.opf_file, self.mw.cover_file self._recommendations = recs if self.db is not None: recs['gui_preferred_input_format'] = self.input_format save_specifics(self.db, self.book_id, recs) self.break_cycles() QDialog.accept(self) def reject(self): self.break_cycles() QDialog.reject(self) def done(self, r): if self.isVisible(): gprefs['convert_single_dialog_geom'] = \ bytearray(self.saveGeometry()) return QDialog.done(self, r) def break_cycles(self): for w in self.widgets: w.break_cycles() @property def recommendations(self): recs = [(k, v, OptionRecommendation.HIGH) for k, v in self._recommendations.items()] return recs def show_group_help(self, index): widget = self._groups_model.widgets[index.row()] self.help.setPlainText(widget.HELP)