# Copyright: Ankitects Pty Ltd and contributors
# -*- coding: utf-8 -*-
# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
from __future__ import annotations
import faulthandler
import gc
import os
import re
import signal
import time
import weakref
import zipfile
from argparse import Namespace
from concurrent.futures import Future
from threading import Thread
from typing import Any, Callable, Dict, List, Optional, Sequence, Tuple
import anki
import aqt
import aqt.mediasrv
import aqt.mpv
import aqt.progress
import aqt.sound
import aqt.stats
import aqt.toolbar
import aqt.webview
from anki import hooks
from anki.collection import _Collection
from anki.hooks import runHook
from anki.lang import _, ngettext
from anki.rsbackend import RustBackend
from anki.sound import AVTag, SoundOrVideoTag
from anki.storage import Collection
from anki.utils import devMode, ids2str, intTime, isMac, isWin, splitFields
from aqt import gui_hooks
from aqt.addons import DownloadLogEntry, check_and_prompt_for_updates, show_log_to_user
from aqt.emptycards import show_empty_cards
from aqt.legacy import install_pylib_legacy
from aqt.mediacheck import check_media_db
from aqt.mediasync import MediaSyncer
from aqt.profiles import ProfileManager as ProfileManagerType
from aqt.qt import *
from aqt.qt import sip
from aqt.taskman import TaskManager
from aqt.theme import theme_manager
from aqt.utils import (
TR,
askUser,
checkInvalidFilename,
getFile,
getOnlyText,
openHelp,
openLink,
restoreGeom,
restoreState,
showInfo,
showText,
showWarning,
tooltip,
tr,
)
install_pylib_legacy()
class ResetRequired:
def __init__(self, mw: AnkiQt):
self.mw = mw
class AnkiQt(QMainWindow):
col: _Collection
pm: ProfileManagerType
web: aqt.webview.AnkiWebView
bottomWeb: aqt.webview.AnkiWebView
def __init__(
self,
app: QApplication,
profileManager: ProfileManagerType,
backend: RustBackend,
opts: Namespace,
args: List[Any],
) -> None:
QMainWindow.__init__(self)
self.backend = backend
self.state = "startup"
self.opts = opts
self.col: Optional[_Collection] = None
self.taskman = TaskManager(self)
self.media_syncer = MediaSyncer(self)
aqt.mw = self
self.app = app
self.pm = profileManager
# init rest of app
self.safeMode = self.app.queryKeyboardModifiers() & Qt.ShiftModifier
try:
self.setupUI()
self.setupAddons(args)
except:
showInfo(_("Error during startup:\n%s") % traceback.format_exc())
sys.exit(1)
# must call this after ui set up
if self.safeMode:
tooltip(
_(
"Shift key was held down. Skipping automatic "
"syncing and add-on loading."
)
)
# were we given a file to import?
if args and args[0] and not self._isAddon(args[0]):
self.onAppMsg(args[0])
# Load profile in a timer so we can let the window finish init and not
# close on profile load error.
if isWin:
fn = self.setupProfileAfterWebviewsLoaded
else:
fn = self.setupProfile
self.progress.timer(10, fn, False, requiresCollection=False)
def setupUI(self) -> None:
self.col = None
self.setupCrashLog()
self.disableGC()
self.setupAppMsg()
self.setupKeys()
self.setupThreads()
self.setupMediaServer()
self.setupSound()
self.setupSpellCheck()
self.setupStyle()
self.setupMainWindow()
self.setupSystemSpecific()
self.setupMenus()
self.setupProgress()
self.setupErrorHandler()
self.setupSignals()
self.setupAutoUpdate()
self.setupHooks()
self.setup_timers()
self.updateTitleBar()
# screens
self.setupDeckBrowser()
self.setupOverview()
self.setupReviewer()
def setupProfileAfterWebviewsLoaded(self):
for w in (self.web, self.bottomWeb):
if not w._domDone:
self.progress.timer(
10,
self.setupProfileAfterWebviewsLoaded,
False,
requiresCollection=False,
)
return
else:
w.requiresCol = True
self.setupProfile()
def weakref(self) -> AnkiQt:
"Shortcut to create a weak reference that doesn't break code completion."
return weakref.proxy(self) # type: ignore
# Profiles
##########################################################################
class ProfileManager(QMainWindow):
onClose = pyqtSignal()
closeFires = True
def closeEvent(self, evt):
if self.closeFires:
self.onClose.emit()
evt.accept()
def closeWithoutQuitting(self):
self.closeFires = False
self.close()
self.closeFires = True
def setupProfile(self) -> None:
if self.pm.meta["firstRun"]:
# load the new deck user profile
self.pm.load(self.pm.profiles()[0])
self.pm.meta["firstRun"] = False
self.pm.save()
self.pendingImport: Optional[str] = None
self.restoringBackup = False
# profile not provided on command line?
if not self.pm.name:
# if there's a single profile, load it automatically
profs = self.pm.profiles()
if len(profs) == 1:
self.pm.load(profs[0])
if not self.pm.name:
self.showProfileManager()
else:
self.loadProfile()
def showProfileManager(self) -> None:
self.pm.profile = None
self.state = "profileManager"
d = self.profileDiag = self.ProfileManager()
f = self.profileForm = aqt.forms.profiles.Ui_MainWindow()
f.setupUi(d)
qconnect(f.login.clicked, self.onOpenProfile)
qconnect(f.profiles.itemDoubleClicked, self.onOpenProfile)
qconnect(f.openBackup.clicked, self.onOpenBackup)
qconnect(f.quit.clicked, d.close)
qconnect(d.onClose, self.cleanupAndExit)
qconnect(f.add.clicked, self.onAddProfile)
qconnect(f.rename.clicked, self.onRenameProfile)
qconnect(f.delete_2.clicked, self.onRemProfile)
qconnect(f.profiles.currentRowChanged, self.onProfileRowChange)
f.statusbar.setVisible(False)
qconnect(f.downgrade_button.clicked, self._on_downgrade)
# enter key opens profile
QShortcut(QKeySequence("Return"), d, activated=self.onOpenProfile) # type: ignore
self.refreshProfilesList()
# raise first, for osx testing
d.show()
d.activateWindow()
d.raise_()
def refreshProfilesList(self) -> None:
f = self.profileForm
f.profiles.clear()
profs = self.pm.profiles()
f.profiles.addItems(profs)
try:
idx = profs.index(self.pm.name)
except:
idx = 0
f.profiles.setCurrentRow(idx)
def onProfileRowChange(self, n: int) -> None:
if n < 0:
# called on .clear()
return
name = self.pm.profiles()[n]
f = self.profileForm
self.pm.load(name)
def openProfile(self):
name = self.pm.profiles()[self.profileForm.profiles.currentRow()]
return self.pm.load(name)
def onOpenProfile(self) -> None:
self.profileDiag.hide()
# code flow is confusing here - if load fails, profile dialog
# will be shown again
self.loadProfile(self.profileDiag.closeWithoutQuitting)
def profileNameOk(self, str):
return not checkInvalidFilename(str)
def onAddProfile(self):
name = getOnlyText(_("Name:")).strip()
if name:
if name in self.pm.profiles():
return showWarning(_("Name exists."))
if not self.profileNameOk(name):
return
self.pm.create(name)
self.pm.name = name
self.refreshProfilesList()
def onRenameProfile(self):
name = getOnlyText(_("New name:"), default=self.pm.name).strip()
if not name:
return
if name == self.pm.name:
return
if name in self.pm.profiles():
return showWarning(_("Name exists."))
if not self.profileNameOk(name):
return
self.pm.rename(name)
self.refreshProfilesList()
def onRemProfile(self):
profs = self.pm.profiles()
if len(profs) < 2:
return showWarning(_("There must be at least one profile."))
# sure?
if not askUser(
_(
"""\
All cards, notes, and media for this profile will be deleted. \
Are you sure?"""
),
msgfunc=QMessageBox.warning,
defaultno=True,
):
return
self.pm.remove(self.pm.name)
self.refreshProfilesList()
def onOpenBackup(self):
if not askUser(
_(
"""\
Replace your collection with an earlier backup?"""
),
msgfunc=QMessageBox.warning,
defaultno=True,
):
return
def doOpen(path):
self._openBackup(path)
getFile(
self.profileDiag,
_("Revert to backup"),
cb=doOpen,
filter="*.colpkg",
dir=self.pm.backupFolder(),
)
def _openBackup(self, path):
try:
# move the existing collection to the trash, as it may not open
self.pm.trashCollection()
except:
showWarning(
_(
"Unable to move existing file to trash - please try restarting your computer."
)
)
return
self.pendingImport = path
self.restoringBackup = True
showInfo(
_(
"""\
Automatic syncing and backups have been disabled while restoring. To enable them again, \
close the profile or restart Anki."""
)
)
self.onOpenProfile()
def _on_downgrade(self):
self.progress.start()
profiles = self.pm.profiles()
def downgrade():
return self.pm.downgrade(profiles)
def on_done(future):
self.progress.finish()
problems = future.result()
if not problems:
showInfo("Profiles can now be opened with an older version of Anki.")
else:
showWarning(
"The following profiles could not be downgraded: {}".format(
", ".join(problems)
)
)
return
self.profileDiag.close()
self.taskman.run_in_background(downgrade, on_done)
def loadProfile(self, onsuccess: Optional[Callable] = None) -> None:
self.maybeAutoSync()
if not self.loadCollection():
return
self.maybe_auto_sync_media()
self.pm.apply_profile_options()
# show main window
if self.pm.profile["mainWindowState"]:
restoreGeom(self, "mainWindow")
restoreState(self, "mainWindow")
# titlebar
self.setWindowTitle(self.pm.name + " - Anki")
# show and raise window for osx
self.show()
self.activateWindow()
self.raise_()
# import pending?
if self.pendingImport:
if self._isAddon(self.pendingImport):
self.installAddon(self.pendingImport)
else:
self.handleImport(self.pendingImport)
self.pendingImport = None
gui_hooks.profile_did_open()
if onsuccess:
onsuccess()
def unloadProfile(self, onsuccess: Callable) -> None:
def callback():
self._unloadProfile()
onsuccess()
# start media sync if not already running
self.maybe_auto_sync_media()
gui_hooks.profile_will_close()
self.unloadCollection(callback)
def _unloadProfile(self) -> None:
self.pm.profile["mainWindowGeom"] = self.saveGeometry()
self.pm.profile["mainWindowState"] = self.saveState()
self.pm.save()
self.hide()
self.restoringBackup = False
# at this point there should be no windows left
self._checkForUnclosedWidgets()
self.maybeAutoSync()
def _checkForUnclosedWidgets(self) -> None:
for w in self.app.topLevelWidgets():
if w.isVisible():
# windows with this property are safe to close immediately
if getattr(w, "silentlyClose", None):
w.close()
else:
print("Window should have been closed: {}".format(w))
def unloadProfileAndExit(self) -> None:
self.unloadProfile(self.cleanupAndExit)
def unloadProfileAndShowProfileManager(self):
self.unloadProfile(self.showProfileManager)
def cleanupAndExit(self) -> None:
self.errorHandler.unload()
self.mediaServer.shutdown()
self.app.exit(0)
# Sound/video
##########################################################################
def setupSound(self) -> None:
aqt.sound.setup_audio(self.taskman, self.pm.base)
def _add_play_buttons(self, text: str) -> str:
"Return card text with play buttons added, or stripped."
if self.pm.profile.get("showPlayButtons", True):
return aqt.sound.av_refs_to_play_icons(text)
else:
return anki.sound.strip_av_refs(text)
def prepare_card_text_for_display(self, text: str) -> str:
text = self.col.media.escapeImages(text)
text = self._add_play_buttons(text)
return text
# Collection load/unload
##########################################################################
def loadCollection(self) -> bool:
try:
self._loadCollection()
except Exception as e:
if "FileTooNew" in str(e):
showWarning(
"This profile requires a newer version of Anki to open. Did you forget to use the Downgrade button prior to switching Anki versions?"
)
else:
showWarning(
tr(TR.ERRORS_UNABLE_OPEN_COLLECTION) + "\n" + traceback.format_exc()
)
# clean up open collection if possible
try:
self.backend.close_collection(False)
except Exception as e:
print("unable to close collection:", e)
self.col = None
# return to profile manager
self.hide()
self.showProfileManager()
return False
# make sure we don't get into an inconsistent state if an add-on
# has broken the deck browser or the did_load hook
try:
self.maybeEnableUndo()
gui_hooks.collection_did_load(self.col)
self.moveToState("deckBrowser")
except Exception as e:
# dump error to stderr so it gets picked up by errors.py
traceback.print_exc()
return True
def _loadCollection(self):
self.reopen()
self.setEnabled(True)
def reopen(self):
cpath = self.pm.collectionPath()
self.col = Collection(cpath, backend=self.backend, log=True)
def unloadCollection(self, onsuccess: Callable) -> None:
def callback():
self.setEnabled(False)
self.media_syncer.show_diag_until_finished()
self._unloadCollection()
onsuccess()
self.closeAllWindows(callback)
def _unloadCollection(self) -> None:
if not self.col:
return
if self.restoringBackup:
label = _("Closing...")
else:
label = _("Backing Up...")
self.progress.start(label=label, immediate=True)
corrupt = False
try:
self.maybeOptimize()
if not devMode:
corrupt = self.col.db.scalar("pragma quick_check") != "ok"
except:
corrupt = True
try:
self.col.close(downgrade=False)
except Exception as e:
print(e)
corrupt = True
finally:
self.col = None
self.progress.finish()
if corrupt:
showWarning(
_(
"Your collection file appears to be corrupt. \
This can happen when the file is copied or moved while Anki is open, or \
when the collection is stored on a network or cloud drive. If problems \
persist after restarting your computer, please open an automatic backup \
from the profile screen."
)
)
if not corrupt and not self.restoringBackup:
self.backup()
# Backup and auto-optimize
##########################################################################
class BackupThread(Thread):
def __init__(self, path, data):
Thread.__init__(self)
self.path = path
self.data = data
# create the file in calling thread to ensure the same
# file is not created twice
open(self.path, "wb").close()
def run(self):
z = zipfile.ZipFile(self.path, "w", zipfile.ZIP_DEFLATED)
z.writestr("collection.anki2", self.data)
z.writestr("media", "{}")
z.close()
def backup(self) -> None:
nbacks = self.pm.profile["numBackups"]
if not nbacks or devMode:
return
dir = self.pm.backupFolder()
path = self.pm.collectionPath()
# do backup
fname = time.strftime(
"backup-%Y-%m-%d-%H.%M.%S.colpkg", time.localtime(time.time())
)
newpath = os.path.join(dir, fname)
with open(path, "rb") as f:
data = f.read()
b = self.BackupThread(newpath, data)
b.start()
# find existing backups
backups = []
for file in os.listdir(dir):
# only look for new-style format
m = re.match(r"backup-\d{4}-\d{2}-.+.colpkg", file)
if not m:
continue
backups.append(file)
backups.sort()
# remove old ones
while len(backups) > nbacks:
fname = backups.pop(0)
path = os.path.join(dir, fname)
os.unlink(path)
gui_hooks.backup_did_complete()
def maybeOptimize(self) -> None:
# have two weeks passed?
if (intTime() - self.pm.profile["lastOptimize"]) < 86400 * 14:
return
self.progress.start(label=_("Optimizing..."), immediate=True)
self.col.optimize()
self.pm.profile["lastOptimize"] = intTime()
self.pm.save()
self.progress.finish()
# State machine
##########################################################################
def moveToState(self, state: str, *args) -> None:
# print("-> move from", self.state, "to", state)
oldState = self.state or "dummy"
cleanup = getattr(self, "_" + oldState + "Cleanup", None)
if cleanup:
# pylint: disable=not-callable
cleanup(state)
self.clearStateShortcuts()
self.state = state
gui_hooks.state_will_change(state, oldState)
getattr(self, "_" + state + "State")(oldState, *args)
if state != "resetRequired":
self.bottomWeb.show()
gui_hooks.state_did_change(state, oldState)
def _deckBrowserState(self, oldState: str) -> None:
self.maybe_check_for_addon_updates()
self.deckBrowser.show()
def _selectedDeck(self) -> Optional[Dict[str, Any]]:
did = self.col.decks.selected()
if not self.col.decks.nameOrNone(did):
showInfo(_("Please select a deck."))
return None
return self.col.decks.get(did)
def _overviewState(self, oldState: str) -> None:
if not self._selectedDeck():
return self.moveToState("deckBrowser")
self.col.reset()
self.overview.show()
def _reviewState(self, oldState):
self.reviewer.show()
def _reviewCleanup(self, newState):
if newState != "resetRequired" and newState != "review":
self.reviewer.cleanup()
# Resetting state
##########################################################################
def reset(self, guiOnly: bool = False) -> None:
"Called for non-trivial edits. Rebuilds queue and updates UI."
if self.col:
if not guiOnly:
self.col.reset()
gui_hooks.state_did_reset()
self.maybeEnableUndo()
self.moveToState(self.state)
def requireReset(self, modal=False):
"Signal queue needs to be rebuilt when edits are finished or by user."
self.autosave()
self.resetModal = modal
if self.interactiveState():
self.moveToState("resetRequired")
def interactiveState(self):
"True if not in profile manager, syncing, etc."
return self.state in ("overview", "review", "deckBrowser")
def maybeReset(self) -> None:
self.autosave()
if self.state == "resetRequired":
self.state = self.returnState
self.reset()
def delayedMaybeReset(self):
# if we redraw the page in a button click event it will often crash on
# windows
self.progress.timer(100, self.maybeReset, False)
def _resetRequiredState(self, oldState: str) -> None:
if oldState != "resetRequired":
self.returnState = oldState
if self.resetModal:
# we don't have to change the webview, as we have a covering window
return
web_context = ResetRequired(self)
self.web.set_bridge_command(lambda url: self.delayedMaybeReset(), web_context)
i = _("Waiting for editing to finish.")
b = self.button("refresh", _("Resume Now"), id="resume")
self.web.stdHtml(
"""
%s
%s
"""
% (i, b),
context=web_context,
)
self.bottomWeb.hide()
self.web.setFocus()
# HTML helpers
##########################################################################
def button(
self,
link: str,
name: str,
key: Optional[str] = None,
class_: str = "",
id: str = "",
extra: str = "",
) -> str:
class_ = "but " + class_
if key:
key = _("Shortcut key: %s") % key
else:
key = ""
return """
""" % (
id,
class_,
link,
key,
extra,
name,
)
# Main window setup
##########################################################################
def setupMainWindow(self) -> None:
# main window
self.form = aqt.forms.main.Ui_MainWindow()
self.form.setupUi(self)
# toolbar
tweb = self.toolbarWeb = aqt.webview.AnkiWebView(title="top toolbar")
tweb.setFocusPolicy(Qt.WheelFocus)
self.toolbar = aqt.toolbar.Toolbar(self, tweb)
self.toolbar.draw()
# main area
self.web = aqt.webview.AnkiWebView(title="main webview")
self.web.setFocusPolicy(Qt.WheelFocus)
self.web.setMinimumWidth(400)
# bottom area
sweb = self.bottomWeb = aqt.webview.AnkiWebView(title="bottom toolbar")
sweb.setFocusPolicy(Qt.WheelFocus)
# add in a layout
self.mainLayout = QVBoxLayout()
self.mainLayout.setContentsMargins(0, 0, 0, 0)
self.mainLayout.setSpacing(0)
self.mainLayout.addWidget(tweb)
self.mainLayout.addWidget(self.web)
self.mainLayout.addWidget(sweb)
self.form.centralwidget.setLayout(self.mainLayout)
# force webengine processes to load before cwd is changed
if isWin:
for o in self.web, self.bottomWeb:
o.requiresCol = False
o._domReady = False
o._page.setContent(bytes("", "ascii"))
def closeAllWindows(self, onsuccess: Callable) -> None:
aqt.dialogs.closeAll(onsuccess)
# Components
##########################################################################
def setupSignals(self) -> None:
signal.signal(signal.SIGINT, self.onSigInt)
def onSigInt(self, signum, frame):
# schedule a rollback & quit
def quit():
self.col.db.rollback()
self.close()
self.progress.timer(100, quit, False)
def setupProgress(self) -> None:
self.progress = aqt.progress.ProgressManager(self)
def setupErrorHandler(self) -> None:
import aqt.errors
self.errorHandler = aqt.errors.ErrorHandler(self)
def setupAddons(self, args: Optional[List]) -> None:
import aqt.addons
self.addonManager = aqt.addons.AddonManager(self)
if args and args[0] and self._isAddon(args[0]):
self.installAddon(args[0], startup=True)
if not self.safeMode:
self.addonManager.loadAddons()
self.maybe_check_for_addon_updates()
def maybe_check_for_addon_updates(self):
last_check = self.pm.last_addon_update_check()
elap = intTime() - last_check
if elap > 86_400:
check_and_prompt_for_updates(
self, self.addonManager, self.on_updates_installed
)
self.pm.set_last_addon_update_check(intTime())
def on_updates_installed(self, log: List[DownloadLogEntry]) -> None:
if log:
show_log_to_user(self, log)
def setupSpellCheck(self) -> None:
os.environ["QTWEBENGINE_DICTIONARIES_PATH"] = os.path.join(
self.pm.base, "dictionaries"
)
def setupThreads(self) -> None:
self._mainThread = QThread.currentThread()
def inMainThread(self) -> bool:
return self._mainThread == QThread.currentThread()
def setupDeckBrowser(self) -> None:
from aqt.deckbrowser import DeckBrowser
self.deckBrowser = DeckBrowser(self)
def setupOverview(self) -> None:
from aqt.overview import Overview
self.overview = Overview(self)
def setupReviewer(self) -> None:
from aqt.reviewer import Reviewer
self.reviewer = Reviewer(self)
# Syncing
##########################################################################
# expects a current profile and a loaded collection; reloads
# collection after sync completes
def onSync(self):
if self.media_syncer.is_syncing():
self.media_syncer.show_sync_log()
else:
self.unloadCollection(self._onSync)
def _onSync(self):
self._sync()
if not self.loadCollection():
return
self.media_syncer.start()
# expects a current profile, but no collection loaded
def maybeAutoSync(self) -> None:
if (
not self.pm.profile["syncKey"]
or not self.pm.profile["autoSync"]
or self.safeMode
or self.restoringBackup
):
return
# ok to sync
self._sync()
def maybe_auto_sync_media(self) -> None:
if not self.pm.profile["autoSync"] or self.safeMode or self.restoringBackup:
return
self.media_syncer.start()
def _sync(self):
from aqt.sync import SyncManager
self.state = "sync"
self.app.setQuitOnLastWindowClosed(False)
self.syncer = SyncManager(self, self.pm)
self.syncer.sync()
self.app.setQuitOnLastWindowClosed(True)
# Tools
##########################################################################
def raiseMain(self):
if not self.app.activeWindow():
# make sure window is shown
self.setWindowState(self.windowState() & ~Qt.WindowMinimized)
return True
def setupStyle(self) -> None:
theme_manager.night_mode = self.pm.night_mode()
theme_manager.apply_style(self.app)
# Key handling
##########################################################################
def setupKeys(self) -> None:
globalShortcuts = [
("Ctrl+:", self.onDebug),
("d", lambda: self.moveToState("deckBrowser")),
("s", self.onStudyKey),
("a", self.onAddCard),
("b", self.onBrowse),
("t", self.onStats),
("y", self.onSync),
]
self.applyShortcuts(globalShortcuts)
self.stateShortcuts: Sequence[Tuple[str, Callable]] = []
def applyShortcuts(
self, shortcuts: Sequence[Tuple[str, Callable]]
) -> List[QShortcut]:
qshortcuts = []
for key, fn in shortcuts:
scut = QShortcut(QKeySequence(key), self, activated=fn) # type: ignore
scut.setAutoRepeat(False)
qshortcuts.append(scut)
return qshortcuts
def setStateShortcuts(self, shortcuts: List[Tuple[str, Callable]]) -> None:
gui_hooks.state_shortcuts_will_change(self.state, shortcuts)
# legacy hook
runHook(self.state + "StateShortcuts", shortcuts)
self.stateShortcuts = self.applyShortcuts(shortcuts)
def clearStateShortcuts(self) -> None:
for qs in self.stateShortcuts:
sip.delete(qs)
self.stateShortcuts = []
def onStudyKey(self) -> None:
if self.state == "overview":
self.col.startTimebox()
self.moveToState("review")
else:
self.moveToState("overview")
# App exit
##########################################################################
def closeEvent(self, event: QCloseEvent) -> None:
if self.state == "profileManager":
# if profile manager active, this event may fire via OS X menu bar's
# quit option
self.profileDiag.close()
event.accept()
else:
# ignore the event for now, as we need time to clean up
event.ignore()
self.unloadProfileAndExit()
# Undo & autosave
##########################################################################
def onUndo(self) -> None:
n = self.col.undoName()
if not n:
return
cid = self.col.undo()
if cid and self.state == "review":
card = self.col.getCard(cid)
self.col.sched.reset()
self.reviewer.cardQueue.append(card)
self.reviewer.nextCard()
gui_hooks.review_did_undo(cid)
else:
self.reset()
tooltip(_("Reverted to state prior to '%s'.") % n.lower())
gui_hooks.state_did_revert(n)
self.maybeEnableUndo()
def maybeEnableUndo(self) -> None:
if self.col and self.col.undoName():
self.form.actionUndo.setText(_("Undo %s") % self.col.undoName())
self.form.actionUndo.setEnabled(True)
gui_hooks.undo_state_did_change(True)
else:
self.form.actionUndo.setText(_("Undo"))
self.form.actionUndo.setEnabled(False)
gui_hooks.undo_state_did_change(False)
def checkpoint(self, name):
self.col.save(name)
self.maybeEnableUndo()
def autosave(self) -> None:
saved = self.col.autosave()
self.maybeEnableUndo()
if saved:
self.doGC()
# Other menu operations
##########################################################################
def onAddCard(self) -> None:
aqt.dialogs.open("AddCards", self)
def onBrowse(self) -> None:
aqt.dialogs.open("Browser", self)
def onEditCurrent(self):
aqt.dialogs.open("EditCurrent", self)
def onDeckConf(self, deck=None):
if not deck:
deck = self.col.decks.current()
if deck["dyn"]:
import aqt.dyndeckconf
aqt.dyndeckconf.DeckConf(self, deck=deck)
else:
import aqt.deckconf
aqt.deckconf.DeckConf(self, deck)
def onOverview(self):
self.col.reset()
self.moveToState("overview")
def onStats(self):
deck = self._selectedDeck()
if not deck:
return
aqt.dialogs.open("DeckStats", self)
def onPrefs(self):
aqt.dialogs.open("Preferences", self)
def onNoteTypes(self):
import aqt.models
aqt.models.Models(self, self, fromMain=True)
def onAbout(self):
aqt.dialogs.open("About", self)
def onDonate(self):
openLink(aqt.appDonate)
def onDocumentation(self):
openHelp("")
# Importing & exporting
##########################################################################
def handleImport(self, path: str) -> None:
import aqt.importing
if not os.path.exists(path):
showInfo(_("Please use File>Import to import this file."))
return None
aqt.importing.importFile(self, path)
return None
def onImport(self):
import aqt.importing
aqt.importing.onImport(self)
def onExport(self, did=None):
import aqt.exporting
aqt.exporting.ExportDialog(self, did=did)
# Installing add-ons from CLI / mimetype handler
##########################################################################
def installAddon(self, path: str, startup: bool = False):
from aqt.addons import installAddonPackages
installAddonPackages(
self.addonManager,
[path],
warn=True,
advise_restart=not startup,
strictly_modal=startup,
parent=None if startup else self,
)
# Cramming
##########################################################################
def onCram(self, search=""):
import aqt.dyndeckconf
n = 1
deck = self.col.decks.current()
if not search:
if not deck["dyn"]:
search = 'deck:"%s" ' % deck["name"]
decks = self.col.decks.allNames()
while _("Filtered Deck %d") % n in decks:
n += 1
name = _("Filtered Deck %d") % n
did = self.col.decks.newDyn(name)
diag = aqt.dyndeckconf.DeckConf(self, first=True, search=search)
if not diag.ok:
# user cancelled first config
self.col.decks.rem(did)
self.col.decks.select(deck["id"])
# Menu, title bar & status
##########################################################################
def setupMenus(self) -> None:
m = self.form
qconnect(
m.actionSwitchProfile.triggered, self.unloadProfileAndShowProfileManager
)
qconnect(m.actionImport.triggered, self.onImport)
qconnect(m.actionExport.triggered, self.onExport)
qconnect(m.actionExit.triggered, self.close)
qconnect(m.actionPreferences.triggered, self.onPrefs)
qconnect(m.actionAbout.triggered, self.onAbout)
qconnect(m.actionUndo.triggered, self.onUndo)
if qtminor < 11:
m.actionUndo.setShortcut(QKeySequence("Ctrl+Alt+Z"))
qconnect(m.actionFullDatabaseCheck.triggered, self.onCheckDB)
qconnect(m.actionCheckMediaDatabase.triggered, self.on_check_media_db)
qconnect(m.actionDocumentation.triggered, self.onDocumentation)
qconnect(m.actionDonate.triggered, self.onDonate)
qconnect(m.actionStudyDeck.triggered, self.onStudyDeck)
qconnect(m.actionCreateFiltered.triggered, self.onCram)
qconnect(m.actionEmptyCards.triggered, self.onEmptyCards)
qconnect(m.actionNoteTypes.triggered, self.onNoteTypes)
def updateTitleBar(self) -> None:
self.setWindowTitle("Anki")
# Auto update
##########################################################################
def setupAutoUpdate(self) -> None:
import aqt.update
self.autoUpdate = aqt.update.LatestVersionFinder(self)
qconnect(self.autoUpdate.newVerAvail, self.newVerAvail)
qconnect(self.autoUpdate.newMsg, self.newMsg)
qconnect(self.autoUpdate.clockIsOff, self.clockIsOff)
self.autoUpdate.start()
def newVerAvail(self, ver):
if self.pm.meta.get("suppressUpdate", None) != ver:
aqt.update.askAndUpdate(self, ver)
def newMsg(self, data):
aqt.update.showMessages(self, data)
def clockIsOff(self, diff):
diffText = ngettext("%s second", "%s seconds", diff) % diff
warn = (
_(
"""\
In order to ensure your collection works correctly when moved between \
devices, Anki requires your computer's internal clock to be set correctly. \
The internal clock can be wrong even if your system is showing the correct \
local time.
Please go to the time settings on your computer and check the following:
- AM/PM
- Clock drift
- Day, month and year
- Timezone
- Daylight savings
Difference to correct time: %s."""
)
% diffText
)
showWarning(warn)
self.app.closeAllWindows()
# Timers
##########################################################################
def setup_timers(self) -> None:
# refresh decks every 10 minutes
self.progress.timer(10 * 60 * 1000, self.onRefreshTimer, True)
# check media sync every 5 minutes
self.progress.timer(5 * 60 * 1000, self.on_autosync_timer, True)
def onRefreshTimer(self):
if self.state == "deckBrowser":
self.deckBrowser.refresh()
elif self.state == "overview":
self.overview.refresh()
def on_autosync_timer(self):
elap = self.media_syncer.seconds_since_last_sync()
# autosync if 15 minutes have elapsed since last sync
if elap > 15 * 60:
self.maybe_auto_sync_media()
# Permanent libanki hooks
##########################################################################
def setupHooks(self) -> None:
hooks.schema_will_change.append(self.onSchemaMod)
hooks.notes_will_be_deleted.append(self.onRemNotes)
hooks.card_odue_was_invalid.append(self.onOdueInvalid)
gui_hooks.av_player_will_play.append(self.on_av_player_will_play)
gui_hooks.av_player_did_end_playing.append(self.on_av_player_did_end_playing)
self._activeWindowOnPlay: Optional[QWidget] = None
def onOdueInvalid(self):
showWarning(
_(
"""\
Invalid property found on card. Please use Tools>Check Database, \
and if the problem comes up again, please ask on the support site."""
)
)
def _isVideo(self, tag: AVTag) -> bool:
if isinstance(tag, SoundOrVideoTag):
head, ext = os.path.splitext(tag.filename.lower())
return ext in (".mp4", ".mov", ".mpg", ".mpeg", ".mkv", ".avi")
return False
def on_av_player_will_play(self, tag: AVTag) -> None:
"Record active window to restore after video playing."
if not self._isVideo(tag):
return
self._activeWindowOnPlay = self.app.activeWindow() or self._activeWindowOnPlay
def on_av_player_did_end_playing(self, player: Any) -> None:
"Restore window focus after a video was played."
w = self._activeWindowOnPlay
if not self.app.activeWindow() and w and not sip.isdeleted(w) and w.isVisible():
w.activateWindow()
w.raise_()
self._activeWindowOnPlay = None
# Log note deletion
##########################################################################
def onRemNotes(self, col: _Collection, nids: List[int]) -> None:
path = os.path.join(self.pm.profileFolder(), "deleted.txt")
existed = os.path.exists(path)
with open(path, "ab") as f:
if not existed:
f.write(b"nid\tmid\tfields\n")
for id, mid, flds in col.db.execute(
"select id, mid, flds from notes where id in %s" % ids2str(nids)
):
fields = splitFields(flds)
f.write(("\t".join([str(id), str(mid)] + fields)).encode("utf8"))
f.write(b"\n")
# Schema modifications
##########################################################################
# this will gradually be phased out
def onSchemaMod(self, arg):
assert self.inMainThread()
progress_shown = self.progress.busy()
if progress_shown:
self.progress.finish()
ret = askUser(
_(
"""\
The requested change will require a full upload of the database when \
you next synchronize your collection. If you have reviews or other changes \
waiting on another device that haven't been synchronized here yet, they \
will be lost. Continue?"""
)
)
if progress_shown:
self.progress.start()
return ret
# in favour of this
def confirm_schema_modification(self) -> bool:
"""If schema unmodified, ask user to confirm change.
True if confirmed or already modified."""
if self.col.schemaChanged():
return True
return askUser(
_(
"""\
The requested change will require a full upload of the database when \
you next synchronize your collection. If you have reviews or other changes \
waiting on another device that haven't been synchronized here yet, they \
will be lost. Continue?"""
)
)
# Advanced features
##########################################################################
def onCheckDB(self):
def on_done(future: Future):
ret, ok = future.result()
if not ok:
showText(ret)
else:
tooltip(ret)
# if an error has directed the user to check the database,
# silently clean up any broken reset hooks which distract from
# the underlying issue
n = 0
while n < 10:
try:
self.reset()
break
except Exception as e:
print("swallowed exception in reset hook:", e)
n += 1
continue
self.taskman.with_progress(self.col.fixIntegrity, on_done)
def on_check_media_db(self) -> None:
check_media_db(self)
def onStudyDeck(self):
from aqt.studydeck import StudyDeck
ret = StudyDeck(self, dyn=True, current=self.col.decks.current()["name"])
if ret.name:
self.col.decks.select(self.col.decks.id(ret.name))
self.moveToState("overview")
def onEmptyCards(self) -> None:
show_empty_cards(self)
# Debugging
######################################################################
def onDebug(self):
d = self.debugDiag = QDialog()
d.silentlyClose = True
frm = self.debug_diag_form = aqt.forms.debug.Ui_Dialog()
frm.setupUi(d)
font = QFontDatabase.systemFont(QFontDatabase.FixedFont)
font.setPointSize(frm.text.font().pointSize() + 1)
frm.text.setFont(font)
frm.log.setFont(font)
s = self.debugDiagShort = QShortcut(QKeySequence("ctrl+return"), d)
qconnect(s.activated, lambda: self.onDebugRet(frm))
s = self.debugDiagShort = QShortcut(QKeySequence("ctrl+shift+return"), d)
qconnect(s.activated, lambda: self.onDebugPrint(frm))
s = self.debugDiagShort = QShortcut(QKeySequence("ctrl+l"), d)
qconnect(s.activated, frm.log.clear)
s = self.debugDiagShort = QShortcut(QKeySequence("ctrl+shift+l"), d)
qconnect(s.activated, frm.text.clear)
def addContextMenu(ev: QCloseEvent, name: str) -> None:
ev.accept()
menu = frm.log.createStandardContextMenu(QCursor.pos())
menu.addSeparator()
if name == "log":
a = menu.addAction("Clear Log")
a.setShortcuts(QKeySequence("ctrl+l"))
qconnect(a.triggered, frm.log.clear)
elif name == "text":
a = menu.addAction("Clear Code")
a.setShortcuts(QKeySequence("ctrl+shift+l"))
qconnect(a.triggered, frm.text.clear)
menu.exec(QCursor.pos())
frm.log.contextMenuEvent = lambda ev: addContextMenu(ev, "log")
frm.text.contextMenuEvent = lambda ev: addContextMenu(ev, "text")
gui_hooks.debug_console_will_show(d)
d.show()
def _captureOutput(self, on):
mw = self
class Stream:
def write(self, data):
mw._output += data
if on:
self._output = ""
self._oldStderr = sys.stderr
self._oldStdout = sys.stdout
s = Stream()
sys.stderr = s
sys.stdout = s
else:
sys.stderr = self._oldStderr
sys.stdout = self._oldStdout
def _card_repr(self, card: anki.cards.Card) -> None:
import pprint, copy
if not card:
print("no card")
return
print("Front:", card.question())
print("\n")
print("Back:", card.answer())
print("\nNote:")
note = copy.copy(card.note())
for k, v in note.items():
print(f"- {k}:", v)
print("\n")
del note.fields
del note._fmap
pprint.pprint(note.__dict__)
print("\nCard:")
c = copy.copy(card)
c._render_output = None
pprint.pprint(c.__dict__)
def _debugCard(self) -> Optional[anki.cards.Card]:
card = self.reviewer.card
self._card_repr(card)
return card
def _debugBrowserCard(self) -> Optional[anki.cards.Card]:
card = aqt.dialogs._dialogs["Browser"][1].card
self._card_repr(card)
return card
def onDebugPrint(self, frm):
cursor = frm.text.textCursor()
position = cursor.position()
cursor.select(QTextCursor.LineUnderCursor)
line = cursor.selectedText()
pfx, sfx = "pp(", ")"
if not line.startswith(pfx):
line = "{}{}{}".format(pfx, line, sfx)
cursor.insertText(line)
cursor.setPosition(position + len(pfx))
frm.text.setTextCursor(cursor)
self.onDebugRet(frm)
def onDebugRet(self, frm):
import pprint, traceback
text = frm.text.toPlainText()
card = self._debugCard
bcard = self._debugBrowserCard
mw = self
pp = pprint.pprint
self._captureOutput(True)
try:
# pylint: disable=exec-used
exec(text)
except:
self._output += traceback.format_exc()
self._captureOutput(False)
buf = ""
for c, line in enumerate(text.strip().split("\n")):
if c == 0:
buf += ">>> %s\n" % line
else:
buf += "... %s\n" % line
try:
to_append = buf + (self._output or "")
to_append = gui_hooks.debug_console_did_evaluate_python(
to_append, text, frm
)
frm.log.appendPlainText(to_append)
except UnicodeDecodeError:
to_append = _("")
to_append = gui_hooks.debug_console_did_evaluate_python(
to_append, text, frm
)
frm.log.appendPlainText(to_append)
frm.log.ensureCursorVisible()
# System specific code
##########################################################################
def setupSystemSpecific(self) -> None:
self.hideMenuAccels = False
if isMac:
# mac users expect a minimize option
self.minimizeShortcut = QShortcut("Ctrl+M", self)
qconnect(self.minimizeShortcut.activated, self.onMacMinimize)
self.hideMenuAccels = True
self.maybeHideAccelerators()
self.hideStatusTips()
elif isWin:
# make sure ctypes is bundled
from ctypes import windll, wintypes # type: ignore
_dummy1 = windll
_dummy2 = wintypes
def maybeHideAccelerators(self, tgt: Optional[Any] = None) -> None:
if not self.hideMenuAccels:
return
tgt = tgt or self
for action in tgt.findChildren(QAction):
txt = str(action.text())
m = re.match(r"^(.+)\(&.+\)(.+)?", txt)
if m:
action.setText(m.group(1) + (m.group(2) or ""))
def hideStatusTips(self) -> None:
for action in self.findChildren(QAction):
action.setStatusTip("")
def onMacMinimize(self):
self.setWindowState(self.windowState() | Qt.WindowMinimized)
# Single instance support
##########################################################################
def setupAppMsg(self) -> None:
qconnect(self.app.appMsg, self.onAppMsg)
def onAppMsg(self, buf: str) -> Optional[QTimer]:
is_addon = self._isAddon(buf)
if self.state == "startup":
# try again in a second
return self.progress.timer(
1000, lambda: self.onAppMsg(buf), False, requiresCollection=False
)
elif self.state == "profileManager":
# can't raise window while in profile manager
if buf == "raise":
return None
self.pendingImport = buf
if is_addon:
msg = _("Add-on will be installed when a profile is opened.")
else:
msg = _("Deck will be imported when a profile is opened.")
return tooltip(msg)
if not self.interactiveState() or self.progress.busy():
# we can't raise the main window while in profile dialog, syncing, etc
if buf != "raise":
showInfo(
_(
"""\
Please ensure a profile is open and Anki is not busy, then try again."""
),
parent=None,
)
return None
# raise window
if isWin:
# on windows we can raise the window by minimizing and restoring
self.showMinimized()
self.setWindowState(Qt.WindowActive)
self.showNormal()
else:
# on osx we can raise the window. on unity the icon in the tray will just flash.
self.activateWindow()
self.raise_()
if buf == "raise":
return None
# import / add-on installation
if is_addon:
self.installAddon(buf)
else:
self.handleImport(buf)
return None
def _isAddon(self, buf: str) -> bool:
return buf.endswith(self.addonManager.ext)
# GC
##########################################################################
# ensure gc runs in main thread
def setupDialogGC(self, obj: Any) -> None:
qconnect(obj.finished, lambda: self.gcWindow(obj))
def gcWindow(self, obj: Any) -> None:
obj.deleteLater()
self.progress.timer(1000, self.doGC, False, requiresCollection=False)
def disableGC(self) -> None:
gc.collect()
gc.disable()
def doGC(self) -> None:
gc.collect()
# Crash log
##########################################################################
def setupCrashLog(self) -> None:
p = os.path.join(self.pm.base, "crash.log")
self._crashLog = open(p, "ab", 0)
faulthandler.enable(self._crashLog)
# Media server
##########################################################################
def setupMediaServer(self) -> None:
self.mediaServer = aqt.mediasrv.MediaServer(self)
self.mediaServer.start()
def baseHTML(self) -> str:
return '' % self.serverURL()
def serverURL(self) -> str:
return "http://127.0.0.1:%d/" % self.mediaServer.getPort()