def change_add_filter_rules(self):
from calibre.gui2.add_filters import RulesDialog
d = RulesDialog(self)
if gprefs.get('add_filter_rules'):
d.rules = gprefs['add_filter_rules']
if d.exec() == QDialog.DialogCode.Accepted:
self.add_filter_rules = d.rules
self.changed_signal.emit()
def change_author_map_rules(self):
from calibre.gui2.author_mapper import RulesDialog
d = RulesDialog(self)
if msprefs.get('author_map_rules'):
d.rules = msprefs['author_map_rules']
if d.exec() == QDialog.DialogCode.Accepted:
self.author_map_rules = d.rules
self.changed_signal.emit()
def change_tag_map_rules(self):
from calibre.gui2.tag_mapper import RulesDialog
d = RulesDialog(self)
if gprefs.get('tag_map_on_add_rules'):
d.rules = gprefs['tag_map_on_add_rules']
if d.exec() == QDialog.DialogCode.Accepted:
self.tag_map_rules = d.rules
self.changed_signal.emit()
def do_map(self, book_ids, selected):
from calibre.ebooks.metadata.tag_mapper import map_tags
from calibre.gui2.tag_mapper import RulesDialog
from calibre.gui2.device import BusyCursor
d = RulesDialog(self.gui)
d.setWindowTitle(
ngettext('Map tags for one book in the library',
'Map tags for {} books in the library',
len(book_ids)).format(len(book_ids)))
d.rules = gprefs.get('library-tag-mapper-ruleset', ())
txt = ngettext(
'The changes will be applied to the <b>selected book</b>',
'The changes will be applied to the <b>{} selected books</b>',
len(book_ids)
) if selected else ngettext(
'The changes will be applied to <b>one book in the library</b>',
'The changes will be applied to <b>{} books in the library</b>',
len(book_ids))
d.edit_widget.msg_label.setText(d.edit_widget.msg_label.text() +
'<p>' + txt.format(len(book_ids)))
if d.exec() != QDialog.DialogCode.Accepted:
return
with BusyCursor():
rules = d.rules
gprefs.set('library-tag-mapper-ruleset', rules)
db = self.gui.current_db.new_api
tag_map = db.all_field_for('tags', book_ids)
changed_tag_map = {}
for book_id, tags in iteritems(tag_map):
tags = list(tags)
new_tags = map_tags(tags, rules)
if tags != new_tags:
changed_tag_map[book_id] = new_tags
if changed_tag_map:
db.set_field('tags', changed_tag_map)
self.gui.library_view.model().refresh_ids(
tuple(changed_tag_map),
current_row=self.gui.library_view.currentIndex().row())
self.gui.tags_view.recount()
