class DBRestore(QDialog):
update_signal = pyqtSignal(object, object)
def __init__(self, parent, library_path):
QDialog.__init__(self, parent)
self.l = QVBoxLayout()
self.setLayout(self.l)
self.l1 = QLabel('<b>'+_('Restoring database from backups, do not'
' interrupt, this will happen in three stages')+'...')
self.setWindowTitle(_('Restoring database'))
self.l.addWidget(self.l1)
self.pb = QProgressBar(self)
self.l.addWidget(self.pb)
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.msg = QLabel('')
self.l.addWidget(self.msg)
self.msg.setWordWrap(True)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
self.resize(self.sizeHint() + QSize(100, 50))
self.error = None
self.rejected = False
self.library_path = library_path
self.update_signal.connect(self.do_update, type=Qt.QueuedConnection)
self.restorer = Restore(library_path, self)
self.restorer.daemon = True
# Give the metadata backup thread time to stop
QTimer.singleShot(2000, self.start)
def start(self):
self.restorer.start()
QTimer.singleShot(10, self.update)
def reject(self):
self.rejected = True
self.restorer.progress_callback = lambda x, y: x
QDialog.reject(self)
def update(self):
if self.restorer.is_alive():
QTimer.singleShot(10, self.update)
else:
self.restorer.progress_callback = lambda x, y: x
self.accept()
def __call__(self, msg, step):
self.update_signal.emit(msg, step)
def do_update(self, msg, step):
if msg is None:
self.pb.setMaximum(step)
else:
self.msg.setText(msg)
self.pb.setValue(step)
def __init__(self, parent, library_path):
QDialog.__init__(self, parent)
self.l = QVBoxLayout()
self.setLayout(self.l)
self.l1 = QLabel('<b>'+_('Restoring database from backups, do not'
' interrupt, this will happen in three stages')+'...')
self.setWindowTitle(_('Restoring database'))
self.l.addWidget(self.l1)
self.pb = QProgressBar(self)
self.l.addWidget(self.pb)
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.msg = QLabel('')
self.l.addWidget(self.msg)
self.msg.setWordWrap(True)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
self.resize(self.sizeHint() + QSize(100, 50))
self.error = None
self.rejected = False
self.library_path = library_path
self.update_signal.connect(self.do_update, type=Qt.QueuedConnection)
self.restorer = Restore(library_path, self)
self.restorer.daemon = True
# Give the metadata backup thread time to stop
QTimer.singleShot(2000, self.start)
class DBRestore(QDialog):
update_signal = pyqtSignal(object, object)
def __init__(self, parent, library_path):
QDialog.__init__(self, parent)
self.l = QVBoxLayout()
self.setLayout(self.l)
self.l1 = QLabel('<b>'+_('Restoring database from backups, do not'
' interrupt, this will happen in three stages')+'...')
self.setWindowTitle(_('Restoring database'))
self.l.addWidget(self.l1)
self.pb = QProgressBar(self)
self.l.addWidget(self.pb)
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.msg = QLabel('')
self.l.addWidget(self.msg)
self.msg.setWordWrap(True)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
self.resize(self.sizeHint() + QSize(100, 50))
self.error = None
self.rejected = False
self.library_path = library_path
self.update_signal.connect(self.do_update, type=Qt.QueuedConnection)
self.restorer = Restore(library_path, self)
self.restorer.daemon = True
# Give the metadata backup thread time to stop
QTimer.singleShot(2000, self.start)
def start(self):
self.restorer.start()
QTimer.singleShot(10, self.update)
def reject(self):
self.rejected = True
self.restorer.progress_callback = lambda x, y: x
QDialog.reject(self)
def update(self):
if self.restorer.is_alive():
QTimer.singleShot(10, self.update)
else:
self.restorer.progress_callback = lambda x, y: x
self.accept()
def __call__(self, msg, step):
self.update_signal.emit(msg, step)
def do_update(self, msg, step):
if msg is None:
self.pb.setMaximum(step)
else:
self.msg.setText(msg)
self.pb.setValue(step)
def __init__(self, parent, library_path):
QDialog.__init__(self, parent)
self.l = QVBoxLayout()
self.setLayout(self.l)
self.l1 = QLabel('<b>'+_('Restoring database from backups, do not'
' interrupt, this will happen in three stages')+'...')
self.setWindowTitle(_('Restoring database'))
self.l.addWidget(self.l1)
self.pb = QProgressBar(self)
self.l.addWidget(self.pb)
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.msg = QLabel('')
self.l.addWidget(self.msg)
self.msg.setWordWrap(True)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
self.resize(self.sizeHint() + QSize(100, 50))
self.error = None
self.rejected = False
self.library_path = library_path
self.update_signal.connect(self.do_update, type=Qt.QueuedConnection)
self.restorer = Restore(library_path, self)
self.restorer.daemon = True
# Give the metadata backup thread time to stop
QTimer.singleShot(2000, self.start)
def command_restore_database(args, dbpath):
from calibre.library.restore import Restore
parser = restore_database_option_parser()
opts, args = parser.parse_args(args)
if len(args) != 0:
parser.print_help()
return 1
if not opts.really_do_it:
prints(_('You must provide the %s option to do a'
' recovery')%'--really-do-it', end='\n\n')
parser.print_help()
return 1
if opts.library_path is not None:
dbpath = opts.library_path
if isbytestring(dbpath):
dbpath = dbpath.decode(preferred_encoding)
class Progress(object):
def __init__(self): self.total = 1
def __call__(self, msg, step):
if msg is None:
self.total = float(step)
else:
prints(msg, '...', '%d%%'%int(100*(step/self.total)))
r = Restore(dbpath, progress_callback=Progress())
r.start()
r.join()
if r.tb is not None:
prints('Restoring database failed with error:')
prints(r.tb)
else:
prints('Restoring database succeeded')
prints('old database saved as', r.olddb)
if r.errors_occurred:
name = 'calibre_db_restore_report.txt'
open('calibre_db_restore_report.txt',
'wb').write(r.report.encode('utf-8'))
prints('Some errors occurred. A detailed report was '
'saved to', name)
def command_restore_database(args, dbpath):
from calibre.library.restore import Restore
parser = restore_database_option_parser()
opts, args = parser.parse_args(args)
if len(args) != 0:
parser.print_help()
return 1
if not opts.really_do_it:
prints(_('You must provide the %s option to do a'
' recovery')%'--really-do-it', end='\n\n')
parser.print_help()
return 1
if opts.library_path is not None:
dbpath = opts.library_path
if isbytestring(dbpath):
dbpath = dbpath.decode(preferred_encoding)
class Progress(object):
def __init__(self): self.total = 1
def __call__(self, msg, step):
if msg is None:
self.total = float(step)
else:
prints(msg, '...', '%d%%'%int(100*(step/self.total)))
r = Restore(dbpath, progress_callback=Progress())
r.start()
r.join()
if r.tb is not None:
prints('Restoring database failed with error:')
prints(r.tb)
else:
prints('Restoring database succeeded')
prints('old database saved as', r.olddb)
if r.errors_occurred:
name = 'calibre_db_restore_report.txt'
open('calibre_db_restore_report.txt',
'wb').write(r.report.encode('utf-8'))
prints('Some errors occurred. A detailed report was '
'saved to', name)
