calibre/src/calibre/gui2/device.py

1742 lines
75 KiB
Python

from __future__ import with_statement
__license__ = 'GPL v3'
__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
# Imports {{{
import os, traceback, Queue, time, cStringIO, re, sys, weakref
from threading import Thread, Event
from PyQt4.Qt import (QMenu, QAction, QActionGroup, QIcon, SIGNAL,
Qt, pyqtSignal, QDialog, QObject, QVBoxLayout,
QDialogButtonBox)
from calibre.customize.ui import (available_input_formats, available_output_formats,
device_plugins)
from calibre.devices.interface import DevicePlugin
from calibre.devices.errors import (UserFeedback, OpenFeedback, OpenFailed,
InitialConnectionError)
from calibre.gui2.dialogs.choose_format_device import ChooseFormatDeviceDialog
from calibre.utils.ipc.job import BaseJob
from calibre.devices.scanner import DeviceScanner
from calibre.gui2 import (config, error_dialog, Dispatcher, dynamic,
warning_dialog, info_dialog, choose_dir, FunctionDispatcher)
from calibre.ebooks.metadata import authors_to_string
from calibre import preferred_encoding, prints, force_unicode, as_unicode
from calibre.utils.filenames import ascii_filename
from calibre.devices.errors import FreeSpaceError, WrongDestinationError
from calibre.devices.apple.driver import ITUNES_ASYNC
from calibre.devices.folder_device.driver import FOLDER_DEVICE
from calibre.devices.bambook.driver import BAMBOOK, BAMBOOKWifi
from calibre.constants import DEBUG
from calibre.utils.config import prefs, tweaks
from calibre.utils.magick.draw import thumbnail
from calibre.library.save_to_disk import find_plugboard
# }}}
class DeviceJob(BaseJob): # {{{
def __init__(self, func, done, job_manager, args=[], kwargs={},
description=''):
BaseJob.__init__(self, description)
self.func = func
self.callback_on_done = done
if not isinstance(self.callback_on_done, (Dispatcher,
FunctionDispatcher)):
self.callback_on_done = FunctionDispatcher(self.callback_on_done)
self.args, self.kwargs = args, kwargs
self.exception = None
self.job_manager = job_manager
self._details = _('No details available.')
self._aborted = False
def start_work(self):
if DEBUG:
prints('Job:', self.id, self.description, 'started',
safe_encode=True)
self.start_time = time.time()
self.job_manager.changed_queue.put(self)
def job_done(self):
self.duration = time.time() - self.start_time
self.percent = 1
if DEBUG:
prints('DeviceJob:', self.id, self.description,
'done, calling callback', safe_encode=True)
try:
self.callback_on_done(self)
except:
pass
if DEBUG:
prints('DeviceJob:', self.id, self.description,
'callback returned', safe_encode=True)
self.job_manager.changed_queue.put(self)
def report_progress(self, percent, msg=''):
self.notifications.put((percent, msg))
self.job_manager.changed_queue.put(self)
def run(self):
self.start_work()
try:
self.result = self.func(*self.args, **self.kwargs)
if self._aborted:
return
except (Exception, SystemExit) as err:
if self._aborted:
return
self.failed = True
ex = as_unicode(err)
self._details = ex + '\n\n' + \
force_unicode(traceback.format_exc())
self.exception = err
finally:
self.job_done()
def abort(self, err):
call_job_done = False
if self.run_state == self.WAITING:
self.start_work()
call_job_done = True
self._aborted = True
self.failed = True
self._details = unicode(err)
self.exception = err
if call_job_done:
self.job_done()
@property
def log_file(self):
return cStringIO.StringIO(self._details.encode('utf-8'))
# }}}
def device_name_for_plugboards(device_class):
if hasattr(device_class, 'DEVICE_PLUGBOARD_NAME'):
return device_class.DEVICE_PLUGBOARD_NAME
return device_class.__class__.__name__
class DeviceManager(Thread): # {{{
def __init__(self, connected_slot, job_manager, open_feedback_slot,
open_feedback_msg, sleep_time=2):
'''
:sleep_time: Time to sleep between device probes in secs
'''
Thread.__init__(self)
self.setDaemon(True)
# [Device driver, Showing in GUI, Ejected]
self.devices = list(device_plugins())
self.managed_devices = [x for x in self.devices if
not x.MANAGES_DEVICE_PRESENCE]
self.unmanaged_devices = [x for x in self.devices if
x.MANAGES_DEVICE_PRESENCE]
self.sleep_time = sleep_time
self.connected_slot = connected_slot
self.jobs = Queue.Queue(0)
self.job_steps = Queue.Queue(0)
self.keep_going = True
self.job_manager = job_manager
self.reported_errors = set([])
self.current_job = None
self.scanner = DeviceScanner()
self.connected_device = None
self.connected_device_kind = None
self.ejected_devices = set([])
self.mount_connection_requests = Queue.Queue(0)
self.open_feedback_slot = open_feedback_slot
self.open_feedback_msg = open_feedback_msg
self._device_information = None
self.current_library_uuid = None
self.call_shutdown_on_disconnect = False
self.devices_initialized = Event()
self.dynamic_plugins = {}
def report_progress(self, *args):
pass
@property
def is_device_connected(self):
return self.connected_device is not None
@property
def device(self):
return self.connected_device
def do_connect(self, connected_devices, device_kind):
for dev, detected_device in connected_devices:
if dev.OPEN_FEEDBACK_MESSAGE is not None:
self.open_feedback_slot(dev.OPEN_FEEDBACK_MESSAGE)
try:
dev.reset(detected_device=detected_device,
report_progress=self.report_progress)
dev.open(detected_device, self.current_library_uuid)
except OpenFeedback as e:
if dev not in self.ejected_devices:
self.open_feedback_msg(dev.get_gui_name(), e)
self.ejected_devices.add(dev)
continue
except OpenFailed:
raise
except:
tb = traceback.format_exc()
if DEBUG or tb not in self.reported_errors:
self.reported_errors.add(tb)
prints('Unable to open device', str(dev))
prints(tb)
continue
self.after_device_connect(dev, device_kind)
return True
return False
def after_device_connect(self, dev, device_kind):
self.connected_device = dev
self.connected_device_kind = device_kind
self.connected_slot(True, device_kind)
def connected_device_removed(self):
while True:
try:
job = self.jobs.get_nowait()
job.abort(Exception(_('Device no longer connected.')))
except Queue.Empty:
break
try:
self.connected_device.post_yank_cleanup()
except:
pass
if self.connected_device in self.ejected_devices:
self.ejected_devices.remove(self.connected_device)
else:
self.connected_slot(False, self.connected_device_kind)
if self.call_shutdown_on_disconnect:
# The current device is an instance of a plugin class instantiated
# to handle this connection, probably as a mounted device. We are
# now abandoning the instance that we created, so we tell it that it
# is being shut down.
self.connected_device.shutdown()
self.call_shutdown_on_disconnect = False
self.connected_device = None
self._device_information = None
def detect_device(self):
self.scanner.scan()
if self.is_device_connected:
if self.connected_device.MANAGES_DEVICE_PRESENCE:
cd = self.connected_device.detect_managed_devices(self.scanner.devices)
if cd is None:
self.connected_device_removed()
else:
connected, detected_device = \
self.scanner.is_device_connected(self.connected_device,
only_presence=True)
if not connected:
if DEBUG:
# Allow the device subsystem to output debugging info about
# why it thinks the device is not connected. Used, for e.g.
# in the can_handle() method of the T1 driver
self.scanner.is_device_connected(self.connected_device,
only_presence=True, debug=True)
self.connected_device_removed()
else:
for dev in self.unmanaged_devices:
try:
cd = dev.detect_managed_devices(self.scanner.devices)
except:
prints('Error during device detection for %s:'%dev)
traceback.print_exc()
else:
if cd is not None:
try:
dev.open(cd, self.current_library_uuid)
except:
prints('Error while trying to open %s (Driver: %s)'%
(cd, dev))
traceback.print_exc()
else:
self.after_device_connect(dev, 'unmanaged-device')
return
try:
possibly_connected_devices = []
for device in self.managed_devices:
if device in self.ejected_devices:
continue
try:
possibly_connected, detected_device = \
self.scanner.is_device_connected(device)
except InitialConnectionError as e:
self.open_feedback_msg(device.get_gui_name(), e)
continue
if possibly_connected:
possibly_connected_devices.append((device, detected_device))
if possibly_connected_devices:
if not self.do_connect(possibly_connected_devices,
device_kind='device'):
if DEBUG:
prints('Connect to device failed, retrying in 5 seconds...')
time.sleep(5)
if not self.do_connect(possibly_connected_devices,
device_kind='device'):
if DEBUG:
prints('Device connect failed again, giving up')
except OpenFailed as e:
if e.show_me:
traceback.print_exc()
# Mount devices that don't use USB, such as the folder device and iTunes
# This will be called on the GUI thread. Because of this, we must store
# information that the scanner thread will use to do the real work.
def mount_device(self, kls, kind, path):
self.mount_connection_requests.put((kls, kind, path))
# disconnect a device
def umount_device(self, *args):
if self.is_device_connected and not self.job_manager.has_device_jobs():
if self.connected_device_kind in {'unmanaged-device', 'device'}:
self.connected_device.eject()
if self.connected_device_kind != 'unmanaged-device':
self.ejected_devices.add(self.connected_device)
self.connected_slot(False, self.connected_device_kind)
elif hasattr(self.connected_device, 'unmount_device'):
# As we are on the wrong thread, this call must *not* do
# anything besides set a flag that the right thread will see.
self.connected_device.unmount_device()
def next(self):
if not self.job_steps.empty():
try:
return self.job_steps.get_nowait()
except Queue.Empty:
pass
if not self.jobs.empty():
try:
return self.jobs.get_nowait()
except Queue.Empty:
pass
def run_startup(self, dev):
name = 'unknown'
try:
name = dev.__class__.__name__
dev.startup()
except:
prints('Startup method for device %s threw exception'%name)
traceback.print_exc()
def run(self):
# Do any device-specific startup processing.
for d in self.devices:
self.run_startup(d)
n = d.is_dynamically_controllable()
if n:
self.dynamic_plugins[n] = d
self.devices_initialized.set()
while self.keep_going:
kls = None
while True:
try:
(kls,device_kind, folder_path) = \
self.mount_connection_requests.get_nowait()
except Queue.Empty:
break
if kls is not None:
try:
dev = kls(folder_path)
# We just created a new device instance. Call its startup
# method and set the flag to call the shutdown method when
# it disconnects.
self.run_startup(dev)
self.call_shutdown_on_disconnect = True
self.do_connect([[dev, None],], device_kind=device_kind)
except:
prints('Unable to open %s as device (%s)'%(device_kind, folder_path))
traceback.print_exc()
else:
self.detect_device()
do_sleep = True
while True:
job = self.next()
if job is not None:
do_sleep = False
self.current_job = job
if self.device is not None:
self.device.set_progress_reporter(job.report_progress)
self.current_job.run()
self.current_job = None
else:
break
if do_sleep:
time.sleep(self.sleep_time)
# We are exiting. Call the shutdown method for each plugin
for p in self.devices:
try:
p.shutdown()
except:
pass
def create_job_step(self, func, done, description, to_job, args=[], kwargs={}):
job = DeviceJob(func, done, self.job_manager,
args=args, kwargs=kwargs, description=description)
self.job_manager.add_job(job)
if (done is None or isinstance(done, FunctionDispatcher)) and \
(to_job is not None and to_job == self.current_job):
self.job_steps.put(job)
else:
self.jobs.put(job)
return job
def create_job(self, func, done, description, args=[], kwargs={}):
return self.create_job_step(func, done, description, None, args, kwargs)
def has_card(self):
try:
return bool(self.device.card_prefix())
except:
return False
def _debug_detection(self):
from calibre.devices import debug
raw = debug(plugins=self.devices)
return raw
def debug_detection(self, done):
if self.is_device_connected:
raise ValueError('Device is currently detected in calibre, cannot'
' debug device detection')
self.create_job(self._debug_detection, done,
_('Debug device detection'))
def _get_device_information(self):
info = self.device.get_device_information(end_session=False)
if len(info) < 5:
info = tuple(list(info) + [{}])
info = [i.replace('\x00', '').replace('\x01', '') if isinstance(i, basestring) else i
for i in info]
cp = self.device.card_prefix(end_session=False)
fs = self.device.free_space()
self._device_information = {'info': info, 'prefixes': cp, 'freespace': fs}
return info, cp, fs
def get_device_information(self, done, add_as_step_to_job=None):
'''Get device information and free space on device'''
return self.create_job_step(self._get_device_information, done,
description=_('Get device information'), to_job=add_as_step_to_job)
def get_current_device_information(self):
return self._device_information
def _books(self):
'''Get metadata from device'''
mainlist = self.device.books(oncard=None, end_session=False)
cardalist = self.device.books(oncard='carda')
cardblist = self.device.books(oncard='cardb')
return (mainlist, cardalist, cardblist)
def books(self, done, add_as_step_to_job=None):
'''Return callable that returns the list of books on device as two booklists'''
return self.create_job_step(self._books, done,
description=_('Get list of books on device'), to_job=add_as_step_to_job)
def _prepare_addable_books(self, paths):
return self.device.prepare_addable_books(paths)
def prepare_addable_books(self, done, paths, add_as_step_to_job=None):
return self.create_job_step(self._prepare_addable_books, done, args=[paths],
description=_('Prepare files for transfer from device'),
to_job=add_as_step_to_job)
def _annotations(self, path_map):
return self.device.get_annotations(path_map)
def annotations(self, done, path_map, add_as_step_to_job=None):
'''Return mapping of ids to annotations. Each annotation is of the
form (type, location_info, content). path_map is a mapping of
ids to paths on the device.'''
return self.create_job_step(self._annotations, done, args=[path_map],
description=_('Get annotations from device'), to_job=add_as_step_to_job)
def _sync_booklists(self, booklists):
'''Sync metadata to device'''
self.device.sync_booklists(booklists, end_session=False)
return self.device.card_prefix(end_session=False), self.device.free_space()
def sync_booklists(self, done, booklists, plugboards, add_as_step_to_job=None):
if hasattr(self.connected_device, 'set_plugboards') and \
callable(self.connected_device.set_plugboards):
self.connected_device.set_plugboards(plugboards, find_plugboard)
return self.create_job_step(self._sync_booklists, done, args=[booklists],
description=_('Send metadata to device'), to_job=add_as_step_to_job)
def upload_collections(self, done, booklist, on_card, add_as_step_to_job=None):
return self.create_job_step(booklist.rebuild_collections, done,
args=[booklist, on_card],
description=_('Send collections to device'),
to_job=add_as_step_to_job)
def _upload_books(self, files, names, on_card=None, metadata=None, plugboards=None):
'''Upload books to device: '''
from calibre.ebooks.metadata.meta import set_metadata
if hasattr(self.connected_device, 'set_plugboards') and \
callable(self.connected_device.set_plugboards):
self.connected_device.set_plugboards(plugboards, find_plugboard)
if metadata and files and len(metadata) == len(files):
for f, mi in zip(files, metadata):
if isinstance(f, unicode):
ext = f.rpartition('.')[-1].lower()
cpb = find_plugboard(
device_name_for_plugboards(self.connected_device),
ext, plugboards)
if ext:
try:
if DEBUG:
prints('Setting metadata in:', mi.title, 'at:',
f, file=sys.__stdout__)
with open(f, 'r+b') as stream:
if cpb:
newmi = mi.deepcopy_metadata()
newmi.template_to_attribute(mi, cpb)
else:
newmi = mi
nuke_comments = getattr(self.connected_device,
'NUKE_COMMENTS', None)
if nuke_comments is not None:
mi.comments = nuke_comments
set_metadata(stream, newmi, stream_type=ext)
except:
if DEBUG:
prints(traceback.format_exc(), file=sys.__stdout__)
try:
return self.device.upload_books(files, names, on_card,
metadata=metadata, end_session=False)
finally:
if metadata:
for mi in metadata:
try:
if mi.cover:
os.remove(mi.cover)
except:
pass
def upload_books(self, done, files, names, on_card=None, titles=None,
metadata=None, plugboards=None, add_as_step_to_job=None):
desc = _('Upload %d books to device')%len(names)
if titles:
desc += u':' + u', '.join(titles)
return self.create_job_step(self._upload_books, done, to_job=add_as_step_to_job,
args=[files, names],
kwargs={'on_card':on_card,'metadata':metadata,'plugboards':plugboards}, description=desc)
def add_books_to_metadata(self, locations, metadata, booklists):
self.device.add_books_to_metadata(locations, metadata, booklists)
def _delete_books(self, paths):
'''Remove books from device'''
self.device.delete_books(paths, end_session=True)
def delete_books(self, done, paths, add_as_step_to_job=None):
return self.create_job_step(self._delete_books, done, args=[paths],
description=_('Delete books from device'),
to_job=add_as_step_to_job)
def remove_books_from_metadata(self, paths, booklists):
self.device.remove_books_from_metadata(paths, booklists)
def _save_books(self, paths, target):
'''Copy books from device to disk'''
for path in paths:
name = path.rpartition(os.sep)[2]
dest = os.path.join(target, name)
if os.path.abspath(dest) != os.path.abspath(path):
f = open(dest, 'wb')
self.device.get_file(path, f)
f.close()
def save_books(self, done, paths, target, add_as_step_to_job=None):
return self.create_job_step(self._save_books, done, args=[paths, target],
description=_('Download books from device'),
to_job=add_as_step_to_job)
def _view_book(self, path, target):
with open(target, 'wb') as f:
self.device.get_file(path, f)
return target
def view_book(self, done, path, target, add_as_step_to_job=None):
return self.create_job_step(self._view_book, done, args=[path, target],
description=_('View book on device'), to_job=add_as_step_to_job)
def set_current_library_uuid(self, uuid):
self.current_library_uuid = uuid
def set_driveinfo_name(self, location_code, name):
if self.connected_device:
self.connected_device.set_driveinfo_name(location_code, name)
# dynamic plugin interface
# This is a helper function that handles queueing with the device manager
def _call_request(self, name, method, *args, **kwargs):
d = self.dynamic_plugins.get(name, None)
if d:
return getattr(d, method)(*args, **kwargs)
return kwargs.get('default', None)
# The dynamic plugin methods below must be called on the GUI thread. They
# will switch to the device thread before calling the plugin.
def start_plugin(self, name):
return self._call_request(name, 'start_plugin')
def stop_plugin(self, name):
self._call_request(name, 'stop_plugin')
def get_option(self, name, opt_string, default=None):
return self._call_request(name, 'get_option', opt_string, default=default)
def set_option(self, name, opt_string, opt_value):
self._call_request(name, 'set_option', opt_string, opt_value)
def is_running(self, name):
if self._call_request(name, 'is_running'):
return True
return False
def is_enabled(self, name):
try:
d = self.dynamic_plugins.get(name, None)
if d:
return True
except:
pass
return False
# }}}
class DeviceAction(QAction): # {{{
a_s = pyqtSignal(object)
def __init__(self, dest, delete, specific, icon_path, text, parent=None):
QAction.__init__(self, QIcon(icon_path), text, parent)
self.dest = dest
self.delete = delete
self.specific = specific
self.triggered.connect(self.emit_triggered)
def emit_triggered(self, *args):
self.a_s.emit(self)
def __repr__(self):
return self.__class__.__name__ + ':%s:%s:%s'%(self.dest, self.delete,
self.specific)
# }}}
class DeviceMenu(QMenu): # {{{
fetch_annotations = pyqtSignal()
disconnect_mounted_device = pyqtSignal()
def __init__(self, parent=None):
QMenu.__init__(self, parent)
self.group = QActionGroup(self)
self.actions = []
self._memory = []
self.set_default_menu = QMenu(_('Set default send to device action'))
self.set_default_menu.setIcon(QIcon(I('config.png')))
basic_actions = [
('main:', False, False, I('reader.png'),
_('Send to main memory')),
('carda:0', False, False, I('sd.png'),
_('Send to storage card A')),
('cardb:0', False, False, I('sd.png'),
_('Send to storage card B')),
]
delete_actions = [
('main:', True, False, I('reader.png'),
_('Main Memory')),
('carda:0', True, False, I('sd.png'),
_('Storage Card A')),
('cardb:0', True, False, I('sd.png'),
_('Storage Card B')),
]
specific_actions = [
('main:', False, True, I('reader.png'),
_('Main Memory')),
('carda:0', False, True, I('sd.png'),
_('Storage Card A')),
('cardb:0', False, True, I('sd.png'),
_('Storage Card B')),
]
later_menus = []
for menu in (self, self.set_default_menu):
for actions, desc in (
(basic_actions, ''),
(specific_actions, _('Send specific format to')),
(delete_actions, _('Send and delete from library')),
):
mdest = menu
if actions is not basic_actions:
mdest = QMenu(desc)
self._memory.append(mdest)
later_menus.append(mdest)
if menu is self.set_default_menu:
menu.addMenu(mdest)
menu.addSeparator()
for dest, delete, specific, icon, text in actions:
action = DeviceAction(dest, delete, specific, icon, text, self)
self._memory.append(action)
if menu is self.set_default_menu:
action.setCheckable(True)
action.setText(action.text())
self.group.addAction(action)
else:
action.a_s.connect(self.action_triggered)
self.actions.append(action)
mdest.addAction(action)
if actions is basic_actions:
menu.addSeparator()
da = config['default_send_to_device_action']
done = False
for action in self.group.actions():
if repr(action) == da:
action.setChecked(True)
done = True
break
if not done:
action = list(self.group.actions())[0]
action.setChecked(True)
config['default_send_to_device_action'] = repr(action)
self.group.triggered.connect(self.change_default_action)
self.addSeparator()
self.addMenu(later_menus[0])
self.addSeparator()
mitem = self.addAction(QIcon(I('eject.png')), _('Eject device'))
mitem.setEnabled(False)
mitem.triggered.connect(lambda x : self.disconnect_mounted_device.emit())
self.disconnect_mounted_device_action = mitem
self.addSeparator()
self.addMenu(self.set_default_menu)
self.addSeparator()
self.addMenu(later_menus[1])
self.addSeparator()
annot = self.addAction(_('Fetch annotations (experimental)'))
annot.setEnabled(False)
annot.triggered.connect(lambda x :
self.fetch_annotations.emit())
self.annotation_action = annot
self.enable_device_actions(False)
def change_default_action(self, action):
config['default_send_to_device_action'] = repr(action)
action.setChecked(True)
def action_triggered(self, action):
self.emit(SIGNAL('sync(PyQt_PyObject, PyQt_PyObject, PyQt_PyObject)'),
action.dest, action.delete, action.specific)
def trigger_default(self, *args):
r = config['default_send_to_device_action']
for action in self.actions:
if repr(action) == r:
self.action_triggered(action)
break
def enable_device_actions(self, enable, card_prefix=(None, None),
device=None):
for action in self.actions:
if action.dest in ('main:', 'carda:0', 'cardb:0'):
if not enable:
action.setEnabled(False)
else:
if action.dest == 'main:':
action.setEnabled(True)
elif action.dest == 'carda:0':
if card_prefix and card_prefix[0] != None:
action.setEnabled(True)
else:
action.setEnabled(False)
elif action.dest == 'cardb:0':
if card_prefix and card_prefix[1] != None:
action.setEnabled(True)
else:
action.setEnabled(False)
annot_enable = enable and getattr(device, 'SUPPORTS_ANNOTATIONS', False)
self.annotation_action.setEnabled(annot_enable)
# }}}
class DeviceSignals(QObject): # {{{
#: This signal is emitted once, after metadata is downloaded from the
#: connected device.
#: The sequence: gui.device_manager.is_device_connected will become True,
#: and the device_connection_changed signal will be emitted,
#: then sometime later gui.device_metadata_available will be signaled.
#: This does not mean that there are no more jobs running. Automatic metadata
#: management might have kicked off a sync_booklists to write new metadata onto
#: the device, and that job might still be running when the signal is emitted.
device_metadata_available = pyqtSignal()
#: This signal is emitted once when the device is detected and once when
#: it is disconnected. If the parameter is True, then it is a connection,
#: otherwise a disconnection.
device_connection_changed = pyqtSignal(object)
device_signals = DeviceSignals()
# }}}
class DeviceMixin(object): # {{{
def __init__(self):
self.device_error_dialog = error_dialog(self, _('Error'),
_('Error communicating with device'), ' ')
self.device_error_dialog.setModal(Qt.NonModal)
self.device_manager = DeviceManager(FunctionDispatcher(self.device_detected),
self.job_manager, Dispatcher(self.status_bar.show_message),
Dispatcher(self.show_open_feedback))
self.device_manager.start()
self.device_manager.devices_initialized.wait()
if tweaks['auto_connect_to_folder']:
self.connect_to_folder_named(tweaks['auto_connect_to_folder'])
def debug_detection(self, done):
self.debug_detection_callback = weakref.ref(done)
self.device_manager.debug_detection(FunctionDispatcher(self.debug_detection_done))
def debug_detection_done(self, job):
d = self.debug_detection_callback()
if d is not None:
d(job)
def show_open_feedback(self, devname, e):
try:
self.__of_dev_mem__ = d = e.custom_dialog(self)
except NotImplementedError:
self.__of_dev_mem__ = d = info_dialog(self, devname, e.feedback_msg)
d.show()
def auto_convert_question(self, msg, autos):
autos = u'\n'.join(map(unicode, map(force_unicode, autos)))
return self.ask_a_yes_no_question(
_('No suitable formats'), msg,
ans_when_user_unavailable=True,
det_msg=autos, skip_dialog_name='auto_convert_before_send'
)
def set_default_thumbnail(self, height):
img = I('book.png', data=True)
self.default_thumbnail = thumbnail(img, height, height)
def connect_to_folder_named(self, folder):
if os.path.exists(folder) and os.path.isdir(folder):
self.device_manager.mount_device(kls=FOLDER_DEVICE, kind='folder',
path=folder)
def connect_to_folder(self):
dir = choose_dir(self, 'Select Device Folder',
_('Select folder to open as device'))
if dir is not None:
self.device_manager.mount_device(kls=FOLDER_DEVICE, kind='folder', path=dir)
def connect_to_bambook(self):
self.device_manager.mount_device(kls=BAMBOOKWifi, kind='bambook',
path=BAMBOOK.settings().extra_customization)
def connect_to_itunes(self):
self.device_manager.mount_device(kls=ITUNES_ASYNC, kind='itunes', path=None)
# disconnect from both folder and itunes devices
def disconnect_mounted_device(self):
self.device_manager.umount_device()
def configure_connected_device(self):
if not self.device_manager.is_device_connected: return
if self.job_manager.has_device_jobs(queued_also=True):
return error_dialog(self, _('Running jobs'),
_('Cannot configure the device while there are running'
' device jobs.'), show=True)
dev = self.device_manager.connected_device
cw = dev.config_widget()
d = QDialog(self)
d.setWindowTitle(_('Configure %s')%dev.get_gui_name())
d.setWindowIcon(QIcon(I('config.png')))
l = QVBoxLayout(d)
d.setLayout(l)
bb = QDialogButtonBox(QDialogButtonBox.Ok|QDialogButtonBox.Cancel)
bb.accepted.connect(d.accept)
bb.rejected.connect(d.reject)
l.addWidget(cw)
l.addWidget(bb)
if d.exec_() == d.Accepted:
dev.save_settings(cw)
warning_dialog(self, _('Disconnect device'),
_('Disconnect and re-connect the %s for your changes to'
' be applied.')%dev.get_gui_name(), show=True,
show_copy_button=False)
def _sync_action_triggered(self, *args):
m = getattr(self, '_sync_menu', None)
if m is not None:
m.trigger_default()
def create_device_menu(self):
self._sync_menu = DeviceMenu(self)
self.iactions['Send To Device'].qaction.setMenu(self._sync_menu)
self.iactions['Connect Share'].build_email_entries()
self.connect(self._sync_menu,
SIGNAL('sync(PyQt_PyObject, PyQt_PyObject, PyQt_PyObject)'),
self.dispatch_sync_event)
self._sync_menu.fetch_annotations.connect(
self.iactions['Fetch Annotations'].fetch_annotations)
self._sync_menu.disconnect_mounted_device.connect(self.disconnect_mounted_device)
self.iactions['Connect Share'].set_state(self.device_connected)
if self.device_connected:
self._sync_menu.disconnect_mounted_device_action.setEnabled(True)
else:
self._sync_menu.disconnect_mounted_device_action.setEnabled(False)
def device_job_exception(self, job):
'''
Handle exceptions in threaded device jobs.
'''
if isinstance(getattr(job, 'exception', None), UserFeedback):
ex = job.exception
func = {UserFeedback.ERROR:error_dialog,
UserFeedback.WARNING:warning_dialog,
UserFeedback.INFO:info_dialog}[ex.level]
return func(self, _('Failed'), ex.msg, det_msg=ex.details if
ex.details else '', show=True)
try:
if 'Could not read 32 bytes on the control bus.' in \
unicode(job.details):
error_dialog(self, _('Error talking to device'),
_('There was a temporary error talking to the '
'device. Please unplug and reconnect the device '
'or reboot.')).show()
return
except:
pass
try:
prints(job.details, file=sys.stderr)
except:
pass
if not self.device_error_dialog.isVisible():
self.device_error_dialog.set_details(job.details)
self.device_error_dialog.show()
# Device connected {{{
def set_device_menu_items_state(self, connected):
self.iactions['Connect Share'].set_state(connected)
if connected:
self._sync_menu.disconnect_mounted_device_action.setEnabled(True)
self._sync_menu.enable_device_actions(True,
self.device_manager.device.card_prefix(),
self.device_manager.device)
self.eject_action.setEnabled(True)
else:
self._sync_menu.disconnect_mounted_device_action.setEnabled(False)
self._sync_menu.enable_device_actions(False)
self.eject_action.setEnabled(False)
def device_detected(self, connected, device_kind):
'''
Called when a device is connected to the computer.
'''
# This can happen as this function is called in a queued connection and
# the user could have yanked the device in the meantime
if connected and not self.device_manager.is_device_connected:
connected = False
self.set_device_menu_items_state(connected)
if connected:
self.device_manager.get_device_information(\
FunctionDispatcher(self.info_read))
self.set_default_thumbnail(\
self.device_manager.device.THUMBNAIL_HEIGHT)
self.status_bar.show_message(_('Device: ')+\
self.device_manager.device.get_gui_name()+\
_(' detected.'), 3000)
self.device_connected = device_kind
self.library_view.set_device_connected(self.device_connected)
self.refresh_ondevice (reset_only = True)
else:
self.device_connected = None
self.status_bar.device_disconnected()
if self.current_view() != self.library_view:
self.book_details.reset_info()
self.location_manager.update_devices()
self.bars_manager.update_bars()
self.library_view.set_device_connected(self.device_connected)
self.refresh_ondevice()
device_signals.device_connection_changed.emit(connected)
def info_read(self, job):
'''
Called once device information has been read.
'''
if job.failed:
return self.device_job_exception(job)
info, cp, fs = job.result
self.location_manager.update_devices(cp, fs,
self.device_manager.device.icon)
self.bars_manager.update_bars()
self.status_bar.device_connected(info[0])
self.device_manager.books(FunctionDispatcher(self.metadata_downloaded),
add_as_step_to_job=job)
def metadata_downloaded(self, job):
'''
Called once metadata has been read for all books on the device.
'''
if job.failed:
self.device_job_exception(job)
return
# set_books_in_library might schedule a sync_booklists job
self.set_books_in_library(job.result, reset=True, add_as_step_to_job=job)
mainlist, cardalist, cardblist = job.result
self.memory_view.set_database(mainlist)
self.memory_view.set_editable(self.device_manager.device.CAN_SET_METADATA,
self.device_manager.device.BACKLOADING_ERROR_MESSAGE
is None)
self.card_a_view.set_database(cardalist)
self.card_a_view.set_editable(self.device_manager.device.CAN_SET_METADATA,
self.device_manager.device.BACKLOADING_ERROR_MESSAGE
is None)
self.card_b_view.set_database(cardblist)
self.card_b_view.set_editable(self.device_manager.device.CAN_SET_METADATA,
self.device_manager.device.BACKLOADING_ERROR_MESSAGE
is None)
self.sync_news()
self.sync_catalogs()
self.refresh_ondevice()
device_signals.device_metadata_available.emit()
def refresh_ondevice(self, reset_only=False):
'''
Force the library view to refresh, taking into consideration new
device books information
'''
with self.library_view.preserve_state():
self.book_on_device(None, reset=True)
if reset_only:
return
self.library_view.model().refresh_ondevice()
# }}}
def remove_paths(self, paths):
return self.device_manager.delete_books(
FunctionDispatcher(self.books_deleted), paths)
def books_deleted(self, job):
'''
Called once deletion is done on the device
'''
for view in (self.memory_view, self.card_a_view, self.card_b_view):
view.model().deletion_done(job, job.failed)
if job.failed:
self.device_job_exception(job)
return
dm = self.iactions['Remove Books'].delete_memory
if dm.has_key(job):
paths, model = dm.pop(job)
self.device_manager.remove_books_from_metadata(paths,
self.booklists())
model.paths_deleted(paths)
# Force recomputation the library's ondevice info. We need to call
# set_books_in_library even though books were not added because
# the deleted book might have been an exact match. Upload the booklists
# if set_books_in_library did not.
if not self.set_books_in_library(self.booklists(), reset=True, add_as_step_to_job=job):
self.upload_booklists(job)
# We need to reset the ondevice flags in the library. Use a big hammer,
# so we don't need to worry about whether some succeeded or not.
self.refresh_ondevice(reset_only=False)
def dispatch_sync_event(self, dest, delete, specific):
rows = self.library_view.selectionModel().selectedRows()
if not rows or len(rows) == 0:
error_dialog(self, _('No books'), _('No books')+' '+\
_('selected to send')).exec_()
return
fmt = None
if specific:
if (not self.device_connected or not self.device_manager or
self.device_manager.device is None):
error_dialog(self, _('No device'),
_('No device connected'), show=True)
return
formats = []
aval_out_formats = available_output_formats()
format_count = {}
for row in rows:
fmts = self.library_view.model().db.formats(row.row())
if fmts:
for f in fmts.split(','):
f = f.lower()
if format_count.has_key(f):
format_count[f] += 1
else:
format_count[f] = 1
for f in self.device_manager.device.settings().format_map:
if f in format_count.keys():
formats.append((f, _('%(num)i of %(total)i Books') % dict(
num=format_count[f], total=len(rows)),
True if f in aval_out_formats else False))
elif f in aval_out_formats:
formats.append((f, _('0 of %i Books') % len(rows), True))
d = ChooseFormatDeviceDialog(self, _('Choose format to send to device'), formats)
if d.exec_() != QDialog.Accepted:
return
if d.format():
fmt = d.format().lower()
dest, sub_dest = dest.split(':')
if dest in ('main', 'carda', 'cardb'):
if not self.device_connected or not self.device_manager:
error_dialog(self, _('No device'),
_('Cannot send: No device is connected')).exec_()
return
if dest == 'carda' and not self.device_manager.has_card():
error_dialog(self, _('No card'),
_('Cannot send: Device has no storage card')).exec_()
return
if dest == 'cardb' and not self.device_manager.has_card():
error_dialog(self, _('No card'),
_('Cannot send: Device has no storage card')).exec_()
return
if dest == 'main':
on_card = None
else:
on_card = dest
self.sync_to_device(on_card, delete, fmt)
elif dest == 'mail':
sub_dest_parts = sub_dest.split(';')
while len(sub_dest_parts) < 3:
sub_dest_parts.append('')
to = sub_dest_parts[0]
fmts = sub_dest_parts[1]
subject = ';'.join(sub_dest_parts[2:])
fmts = [x.strip().lower() for x in fmts.split(',')]
self.send_by_mail(to, fmts, delete, subject=subject)
def cover_to_thumbnail(self, data):
if self.device_manager.device and \
hasattr(self.device_manager.device, 'THUMBNAIL_WIDTH'):
try:
return thumbnail(data,
self.device_manager.device.THUMBNAIL_WIDTH,
self.device_manager.device.THUMBNAIL_HEIGHT,
preserve_aspect_ratio=False)
except:
pass
return
ht = self.device_manager.device.THUMBNAIL_HEIGHT \
if self.device_manager else DevicePlugin.THUMBNAIL_HEIGHT
try:
return thumbnail(data, ht, ht)
except:
pass
def sync_catalogs(self, send_ids=None, do_auto_convert=True):
if self.device_connected:
settings = self.device_manager.device.settings()
ids = list(dynamic.get('catalogs_to_be_synced', set([]))) if send_ids is None else send_ids
ids = [id for id in ids if self.library_view.model().db.has_id(id)]
files, _auto_ids = self.library_view.model().get_preferred_formats_from_ids(
ids, settings.format_map,
exclude_auto=do_auto_convert)
auto = []
if do_auto_convert and _auto_ids:
for id in _auto_ids:
dbfmts = self.library_view.model().db.formats(id, index_is_id=True)
formats = [] if dbfmts is None else \
[f.lower() for f in dbfmts.split(',')]
if set(formats).intersection(available_input_formats()) \
and set(settings.format_map).intersection(available_output_formats()):
auto.append(id)
if auto:
format = None
for fmt in settings.format_map:
if fmt in list(set(settings.format_map).intersection(set(available_output_formats()))):
format = fmt
break
if format is not None:
autos = [self.library_view.model().db.title(id, index_is_id=True) for id in auto]
if self.auto_convert_question(
_('Auto convert the following books before uploading to '
'the device?'), autos):
self.iactions['Convert Books'].auto_convert_catalogs(auto, format)
files = [f for f in files if f is not None]
if not files:
dynamic.set('catalogs_to_be_synced', set([]))
return
metadata = self.library_view.model().metadata_for(ids)
names = []
for mi in metadata:
prefix = ascii_filename(mi.title)
if not isinstance(prefix, unicode):
prefix = prefix.decode(preferred_encoding, 'replace')
prefix = ascii_filename(prefix)
names.append('%s_%d%s'%(prefix, id,
os.path.splitext(f)[1]))
if mi.cover and os.access(mi.cover, os.R_OK):
mi.thumbnail = self.cover_to_thumbnail(open(mi.cover,
'rb').read())
dynamic.set('catalogs_to_be_synced', set([]))
if files:
remove = []
space = { self.location_manager.free[0] : None,
self.location_manager.free[1] : 'carda',
self.location_manager.free[2] : 'cardb' }
on_card = space.get(sorted(space.keys(), reverse=True)[0], None)
self.upload_books(files, names, metadata,
on_card=on_card,
memory=[files, remove])
self.status_bar.show_message(_('Sending catalogs to device.'), 5000)
@dynamic_property
def news_to_be_synced(self):
doc = 'Set of ids to be sent to device'
def fget(self):
ans = []
try:
ans = self.library_view.model().db.prefs.get('news_to_be_synced',
[])
except:
import traceback
traceback.print_exc()
return set(ans)
def fset(self, ids):
try:
self.library_view.model().db.prefs.set('news_to_be_synced',
list(ids))
except:
import traceback
traceback.print_exc()
return property(fget=fget, fset=fset, doc=doc)
def sync_news(self, send_ids=None, do_auto_convert=True):
if self.device_connected:
del_on_upload = config['delete_news_from_library_on_upload']
settings = self.device_manager.device.settings()
ids = list(self.news_to_be_synced) if send_ids is None else send_ids
ids = [id for id in ids if self.library_view.model().db.has_id(id)]
files, _auto_ids = self.library_view.model().get_preferred_formats_from_ids(
ids, settings.format_map,
exclude_auto=do_auto_convert)
auto = []
if do_auto_convert and _auto_ids:
for id in _auto_ids:
dbfmts = self.library_view.model().db.formats(id, index_is_id=True)
formats = [] if dbfmts is None else \
[f.lower() for f in dbfmts.split(',')]
if set(formats).intersection(available_input_formats()) \
and set(settings.format_map).intersection(available_output_formats()):
auto.append(id)
if auto:
format = None
for fmt in settings.format_map:
if fmt in list(set(settings.format_map).intersection(set(available_output_formats()))):
format = fmt
break
if format is not None:
autos = [self.library_view.model().db.title(id, index_is_id=True) for id in auto]
if self.auto_convert_question(
_('Auto convert the following books before uploading to '
'the device?'), autos):
self.iactions['Convert Books'].auto_convert_news(auto, format)
files = [f for f in files if f is not None]
if not files:
self.news_to_be_synced = set([])
return
metadata = self.library_view.model().metadata_for(ids)
names = []
for mi in metadata:
prefix = ascii_filename(mi.title)
if not isinstance(prefix, unicode):
prefix = prefix.decode(preferred_encoding, 'replace')
prefix = ascii_filename(prefix)
names.append('%s_%d%s'%(prefix, id,
os.path.splitext(f)[1]))
if mi.cover and os.access(mi.cover, os.R_OK):
mi.thumbnail = self.cover_to_thumbnail(open(mi.cover,
'rb').read())
self.news_to_be_synced = set([])
if config['upload_news_to_device'] and files:
remove = ids if del_on_upload else []
space = { self.location_manager.free[0] : None,
self.location_manager.free[1] : 'carda',
self.location_manager.free[2] : 'cardb' }
on_card = space.get(sorted(space.keys(), reverse=True)[0], None)
try:
total_size = sum([os.stat(f).st_size for f in files])
except:
try:
import traceback
traceback.print_exc()
except:
pass
total_size = self.location_manager.free[0]
loc = tweaks['send_news_to_device_location']
loc_index = {"carda": 1, "cardb": 2}.get(loc, 0)
if self.location_manager.free[loc_index] > total_size + (1024**2):
# Send news to main memory if enough space available
# as some devices like the Nook Color cannot handle
# periodicals on SD cards properly
on_card = loc if loc in ('carda', 'cardb') else None
self.upload_books(files, names, metadata,
on_card=on_card,
memory=[files, remove])
self.status_bar.show_message(_('Sending news to device.'), 5000)
def sync_to_device(self, on_card, delete_from_library,
specific_format=None, send_ids=None, do_auto_convert=True):
ids = [self.library_view.model().id(r) \
for r in self.library_view.selectionModel().selectedRows()] \
if send_ids is None else send_ids
if not self.device_manager or not ids or len(ids) == 0 or \
not self.device_manager.is_device_connected:
return
settings = self.device_manager.device.settings()
_files, _auto_ids = self.library_view.model().get_preferred_formats_from_ids(ids,
settings.format_map,
specific_format=specific_format,
exclude_auto=do_auto_convert)
if do_auto_convert:
ok_ids = list(set(ids).difference(_auto_ids))
ids = [i for i in ids if i in ok_ids]
else:
_auto_ids = []
metadata = self.library_view.model().metadata_for(ids)
ids = iter(ids)
for mi in metadata:
if mi.cover and os.access(mi.cover, os.R_OK):
mi.thumbnail = self.cover_to_thumbnail(open(mi.cover, 'rb').read())
imetadata = iter(metadata)
bad, good, gf, names, remove_ids = [], [], [], [], []
for f in _files:
mi = imetadata.next()
id = ids.next()
if f is None:
bad.append(mi.title)
else:
remove_ids.append(id)
good.append(mi)
gf.append(f)
t = mi.title
if not t:
t = _('Unknown')
a = mi.format_authors()
if not a:
a = _('Unknown')
prefix = ascii_filename(t+' - '+a)
if not isinstance(prefix, unicode):
prefix = prefix.decode(preferred_encoding, 'replace')
prefix = ascii_filename(prefix)
names.append('%s_%d%s'%(prefix, id, os.path.splitext(f)[1]))
remove = remove_ids if delete_from_library else []
self.upload_books(gf, names, good, on_card, memory=(_files, remove))
self.status_bar.show_message(_('Sending books to device.'), 5000)
auto = []
if _auto_ids != []:
for id in _auto_ids:
if specific_format == None:
formats = self.library_view.model().db.formats(id, index_is_id=True)
formats = formats.split(',') if formats is not None else []
formats = [f.lower().strip() for f in formats]
if list(set(formats).intersection(available_input_formats())) != [] and list(set(settings.format_map).intersection(available_output_formats())) != []:
auto.append(id)
else:
bad.append(self.library_view.model().db.title(id, index_is_id=True))
else:
if specific_format in list(set(settings.format_map).intersection(set(available_output_formats()))):
auto.append(id)
else:
bad.append(self.library_view.model().db.title(id, index_is_id=True))
if auto != []:
format = specific_format if specific_format in \
list(set(settings.format_map).intersection(set(available_output_formats()))) \
else None
if not format:
for fmt in settings.format_map:
if fmt in list(set(settings.format_map).intersection(set(available_output_formats()))):
format = fmt
break
if not format:
bad += auto
else:
autos = [self.library_view.model().db.title(id, index_is_id=True) for id in auto]
if self.auto_convert_question(
_('Auto convert the following books before uploading to '
'the device?'), autos):
self.iactions['Convert Books'].auto_convert(auto, on_card, format)
if bad:
bad = '\n'.join('%s'%(i,) for i in bad)
d = warning_dialog(self, _('No suitable formats'),
_('Could not upload the following books to the device, '
'as no suitable formats were found. Convert the book(s) to a '
'format supported by your device first.'
), bad)
d.exec_()
def upload_dirtied_booklists(self):
'''
Upload metadata to device.
'''
plugboards = self.library_view.model().db.prefs.get('plugboards', {})
self.device_manager.sync_booklists(Dispatcher(lambda x: x),
self.booklists(), plugboards)
def upload_booklists(self, add_as_step_to_job=None):
'''
Upload metadata to device.
'''
plugboards = self.library_view.model().db.prefs.get('plugboards', {})
self.device_manager.sync_booklists(FunctionDispatcher(self.metadata_synced),
self.booklists(), plugboards,
add_as_step_to_job=add_as_step_to_job)
def metadata_synced(self, job):
'''
Called once metadata has been uploaded.
'''
if job.failed:
self.device_job_exception(job)
return
cp, fs = job.result
self.location_manager.update_devices(cp, fs,
self.device_manager.device.icon)
# reset the views so that up-to-date info is shown. These need to be
# here because some drivers update collections in sync_booklists
self.memory_view.reset()
self.card_a_view.reset()
self.card_b_view.reset()
def _upload_collections(self, job):
if job.failed:
self.device_job_exception(job)
def upload_collections(self, booklist, view=None, oncard=None):
return self.device_manager.upload_collections(self._upload_collections,
booklist, oncard)
def upload_books(self, files, names, metadata, on_card=None, memory=None):
'''
Upload books to device.
:param files: List of either paths to files or file like objects
'''
titles = [i.title for i in metadata]
plugboards = self.library_view.model().db.prefs.get('plugboards', {})
job = self.device_manager.upload_books(
FunctionDispatcher(self.books_uploaded),
files, names, on_card=on_card,
metadata=metadata, titles=titles, plugboards=plugboards
)
self.upload_memory[job] = (metadata, on_card, memory, files)
def books_uploaded(self, job):
'''
Called once books have been uploaded.
'''
metadata, on_card, memory, files = self.upload_memory.pop(job)
if job.exception is not None:
if isinstance(job.exception, FreeSpaceError):
where = 'in main memory.' if 'memory' in str(job.exception) \
else 'on the storage card.'
titles = '\n'.join(['<li>'+mi.title+'</li>' \
for mi in metadata])
d = error_dialog(self, _('No space on device'),
_('<p>Cannot upload books to device there '
'is no more free space available ')+where+
'</p>\n<ul>%s</ul>'%(titles,))
d.exec_()
elif isinstance(job.exception, WrongDestinationError):
error_dialog(self, _('Incorrect destination'),
unicode(job.exception), show=True)
else:
self.device_job_exception(job)
return
try:
self.device_manager.add_books_to_metadata(job.result,
metadata, self.booklists())
except:
traceback.print_exc()
raise
books_to_be_deleted = []
if memory and memory[1]:
books_to_be_deleted = memory[1]
self.library_view.model().delete_books_by_id(books_to_be_deleted)
# There are some cases where sending a book to the device overwrites a
# book already there with a different book. This happens frequently in
# news. When this happens, the book match indication will be wrong
# because the UUID changed. Force both the device and the library view
# to refresh the flags. Set_books_in_library could upload the booklists.
# If it does not, then do it here.
if not self.set_books_in_library(self.booklists(), reset=True, add_as_step_to_job=job):
self.upload_booklists(job)
self.refresh_ondevice()
view = self.card_a_view if on_card == 'carda' else \
self.card_b_view if on_card == 'cardb' else self.memory_view
view.model().resort(reset=False)
view.model().research()
if files:
for f in files:
# Remove temporary files
try:
rem = not getattr(
self.device_manager.device,
'KEEP_TEMP_FILES_AFTER_UPLOAD', False)
if rem and 'caltmpfmt.' in f:
os.remove(f)
except:
pass
def book_on_device(self, id, reset=False):
'''
Return an indication of whether the given book represented by its db id
is on the currently connected device. It returns a 5 element list. The
first three elements represent memory locations main, carda, and cardb,
and are true if the book is identifiably in that memory. The fourth
is a count of how many instances of the book were found across all
the memory locations. The fifth is a set of paths to the
matching books on the device.
'''
loc = [None, None, None, 0, set([])]
if reset:
self.book_db_id_cache = None
self.book_db_id_counts = None
self.book_db_uuid_path_map = None
return
if not self.device_manager.is_device_connected or \
not hasattr(self, 'db_book_uuid_cache'):
return loc
if self.book_db_id_cache is None:
self.book_db_id_cache = []
self.book_db_id_counts = {}
self.book_db_uuid_path_map = {}
for i, l in enumerate(self.booklists()):
self.book_db_id_cache.append(set())
for book in l:
db_id = getattr(book, 'application_id', None)
if db_id is not None:
# increment the count of books on the device with this
# db_id.
self.book_db_id_cache[i].add(db_id)
if db_id not in self.book_db_uuid_path_map:
self.book_db_uuid_path_map[db_id] = set()
if getattr(book, 'lpath', False):
self.book_db_uuid_path_map[db_id].add(book.lpath)
c = self.book_db_id_counts.get(db_id, 0)
self.book_db_id_counts[db_id] = c + 1
for i, l in enumerate(self.booklists()):
if id in self.book_db_id_cache[i]:
loc[i] = True
loc[3] = self.book_db_id_counts.get(id, 0)
loc[4] |= self.book_db_uuid_path_map[id]
return loc
def set_books_in_library(self, booklists, reset=False, add_as_step_to_job=None):
'''
Set the ondevice indications in the device database.
This method should be called before book_on_device is called, because
it sets the application_id for matched books. Book_on_device uses that
to both speed up matching and to count matches.
'''
if not self.device_manager.is_device_connected:
return False
# It might be possible to get here without having initialized the
# library view. In this case, simply give up
try:
db = self.library_view.model().db
except:
return False
string_pat = re.compile('(?u)\W|[_]')
def clean_string(x):
x = x.lower() if x else ''
return string_pat.sub('', x)
update_metadata = prefs['manage_device_metadata'] == 'on_connect'
get_covers = False
if update_metadata and self.device_manager.is_device_connected:
if self.device_manager.device.WANTS_UPDATED_THUMBNAILS:
get_covers = True
# Force a reset if the caches are not initialized
if reset or not hasattr(self, 'db_book_title_cache'):
# Build a cache (map) of the library, so the search isn't On**2
db_book_title_cache = {}
db_book_uuid_cache = {}
for id_ in db.data.iterallids():
title = clean_string(db.title(id_, index_is_id=True))
if title not in db_book_title_cache:
db_book_title_cache[title] = \
{'authors':{}, 'author_sort':{}, 'db_ids':{}}
# If there are multiple books in the library with the same title
# and author, then remember the last one. That is OK, because as
# we can't tell the difference between the books, one is as good
# as another.
authors = clean_string(db.authors(id_, index_is_id=True))
if authors:
db_book_title_cache[title]['authors'][authors] = id_
if db.author_sort(id_, index_is_id=True):
aus = clean_string(db.author_sort(id_, index_is_id=True))
db_book_title_cache[title]['author_sort'][aus] = id_
db_book_title_cache[title]['db_ids'][id_] = id_
db_book_uuid_cache[db.uuid(id_, index_is_id=True)] = id_
self.db_book_title_cache = db_book_title_cache
self.db_book_uuid_cache = db_book_uuid_cache
# Now iterate through all the books on the device, setting the
# in_library field. If the UUID matches a book in the library, then
# do not consider that book for other matching. In all cases set
# the application_id to the db_id of the matching book. This value
# will be used by books_on_device to indicate matches. While we are
# going by, update the metadata for a book if automatic management is on
for booklist in booklists:
for book in booklist:
book.in_library = None
if getattr(book, 'uuid', None) in self.db_book_uuid_cache:
id_ = db_book_uuid_cache[book.uuid]
if update_metadata:
mi = db.get_metadata(id_, index_is_id=True,
get_cover=get_covers)
if book.get('last_modified', None) != mi.last_modified:
book.smart_update(db.get_metadata(id_,
index_is_id=True,
get_cover=get_covers),
replace_metadata=True)
book.in_library = 'UUID'
# ensure that the correct application_id is set
book.application_id = id_
continue
# No UUID exact match. Try metadata matching.
book_title = clean_string(book.title)
d = self.db_book_title_cache.get(book_title, None)
if d is not None:
# At this point we know that the title matches. The book
# will match if any of the db_id, author, or author_sort
# also match.
if getattr(book, 'application_id', None) in d['db_ids']:
if update_metadata:
id_ = getattr(book, 'application_id', None)
book.smart_update(db.get_metadata(id_,
index_is_id=True,
get_cover=get_covers),
replace_metadata=True)
book.in_library = 'APP_ID'
# app_id already matches a db_id. No need to set it.
continue
# Sonys know their db_id independent of the application_id
# in the metadata cache. Check that as well.
if getattr(book, 'db_id', None) in d['db_ids']:
if update_metadata:
book.smart_update(db.get_metadata(book.db_id,
index_is_id=True,
get_cover=get_covers),
replace_metadata=True)
book.in_library = 'DB_ID'
book.application_id = book.db_id
continue
# We now know that the application_id is not right. Set it
# to None to prevent book_on_device from accidentally
# matching on it. It will be set to a correct value below if
# the book is matched with one in the library
book.application_id = None
if book.authors:
# Compare against both author and author sort, because
# either can appear as the author
book_authors = clean_string(authors_to_string(book.authors))
if book_authors in d['authors']:
id_ = d['authors'][book_authors]
if update_metadata:
book.smart_update(db.get_metadata(id_,
index_is_id=True,
get_cover=get_covers),
replace_metadata=True)
book.in_library = 'AUTHOR'
book.application_id = id_
elif book_authors in d['author_sort']:
id_ = d['author_sort'][book_authors]
if update_metadata:
book.smart_update(db.get_metadata(id_,
index_is_id=True,
get_cover=get_covers),
replace_metadata=True)
book.in_library = 'AUTH_SORT'
book.application_id = id_
else:
# Book definitely not matched. Clear its application ID
book.application_id = None
# Set author_sort if it isn't already
asort = getattr(book, 'author_sort', None)
if not asort and book.authors:
book.author_sort = self.library_view.model().db.\
author_sort_from_authors(book.authors)
if update_metadata:
if self.device_manager.is_device_connected:
if self.device_manager.device.WANTS_UPDATED_THUMBNAILS:
for blist in booklists:
for book in blist:
if book.cover and os.access(book.cover, os.R_OK):
book.thumbnail = \
self.cover_to_thumbnail(open(book.cover, 'rb').read())
plugboards = self.library_view.model().db.prefs.get('plugboards', {})
self.device_manager.sync_booklists(
FunctionDispatcher(self.metadata_synced), booklists,
plugboards, add_as_step_to_job)
return update_metadata
# }}}