# Copyright: Damien Elmes # -*- coding: utf-8 -*- # License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html import sys, traceback import cgi from anki.lang import _ from aqt.qt import * from aqt.utils import showText, showWarning if not os.environ.get("DEBUG"): def excepthook(etype,val,tb): sys.stderr.write("Caught exception:\n%s%s\n" % ( ''.join(traceback.format_tb(tb)), '{0}: {1}'.format(etype, val))) sys.excepthook = excepthook class ErrorHandler(QObject): "Catch stderr and write into buffer." ivl = 100 errorTimer = pyqtSignal() def __init__(self, mw): QObject.__init__(self, mw) self.mw = mw self.timer = None self.errorTimer.connect(self._setTimer) self.pool = "" self._oldstderr = sys.stderr sys.stderr = self def unload(self): sys.stderr = self._oldstderr sys.excepthook = None def write(self, data): # dump to stdout sys.stdout.write(data) # save in buffer self.pool += data # and update timer self.setTimer() def setTimer(self): # we can't create a timer from a different thread, so we post a # message to the object on the main thread self.errorTimer.emit() def _setTimer(self): if not self.timer: self.timer = QTimer(self.mw) self.timer.timeout.connect(self.onTimeout) self.timer.setInterval(self.ivl) self.timer.setSingleShot(True) self.timer.start() def tempFolderMsg(self): return _("""\ The permissions on your system's temporary folder are incorrect, and Anki is \ not able to correct them automatically. Please search for 'temp folder' in the \ Anki manual for more information.""") def onTimeout(self): error = cgi.escape(self.pool) self.pool = "" self.mw.progress.clear() if "abortSchemaMod" in error: return if "10013" in error: return showWarning(_("Your firewall or antivirus program is preventing Anki from creating a connection to itself. Please add an exception for Anki.")) if "Pyaudio not" in error: return showWarning(_("Please install PyAudio")) if "install mplayer" in error: return showWarning(_("Please install mplayer")) if "no default input" in error.lower(): return showWarning(_("Please connect a microphone, and ensure " "other programs are not using the audio device.")) if "invalidTempFolder" in error: return showWarning(self.tempFolderMsg()) if "Beautiful Soup is not an HTTP client" in error: return if "disk I/O error" in error: return showWarning(_("""\ An error occurred while accessing the database. Possible causes: - Antivirus, firewall, backup, or synchronization software may be \ interfering with Anki. Try disabling such software and see if the \ problem goes away. - Your disk may be full. - The Documents/Anki folder may be on a network drive. - Files in the Documents/Anki folder may not be writeable. - Your hard disk may have errors. It's a good idea to run Tools>Check Database to ensure your collection \ is not corrupt. """)) stdText = _("""\ An error occurred. It may have been caused by a harmless bug,
or your deck may have a problem.

To confirm it's not a problem with your deck, please run Tools > Check Database.

If that doesn't fix the problem, please copy the following
into a bug report:""") pluginText = _("""\ An error occurred in an add-on.

Please start Anki while holding down the shift key, and see if
the error goes away.

If the error goes away, please report the issue on the add-on
forum: %s

If the error occurs even with add-ons disabled, please
report the issue on our support site. """) pluginText %= "https://anki.tenderapp.com/discussions/add-ons" if "addon" in error: txt = pluginText else: txt = stdText # show dialog txt = txt + "

" + error + "
" showText(txt, type="html")