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# Copyright: Ankitects Pty Ltd and contributors
# -*- coding: utf-8 -*-
# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
import sys, traceback
import html
import re
from anki.lang import _
from aqt.qt import *
from aqt.utils import showText, showWarning, supportText
from aqt import mw
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 _("""Unable to access Anki media folder. The permissions on \
your system's temporary folder may be incorrect.""")
def onTimeout(self):
error = html.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(_("Sound and video on cards will not function until mpv or mplayer is installed."))
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 "database or disk is full" in error or "Errno 28" in error:
return showWarning(_("Your computer's storage may be full. Please delete some unneeded files, then try again."))
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 = _("""\
<h1>Error</h1>
<p>An error occurred. Please use <b>Tools > Check Database</b> to see if \
that fixes the problem.</p>
<p>If problems persist, please report the problem on our \
<a href="https://help.ankiweb.net">support site</a>. Please copy and paste \
the information below into your report.</p>""")
pluginText = _("""\
<h1>Error</h1>
<p>An error occurred. Please start Anki while holding down the shift \
key, which will temporarily disable the add-ons you have installed.</p>
<p>If the issue only occurs when add-ons are enabled, please use the \
Tools>Add-ons menu item to disable some add-ons and restart Anki, \
repeating until you discover the add-on that is causing the problem.</p>
<p>When you've discovered the add-on that is causing the problem, please \
report the issue on the <a href="https://help.ankiweb.net/discussions/add-ons/">\
add-ons section</a> of our support site.
<p>Debug info:</p>
""")
if self.mw.addonManager.dirty:
txt = pluginText
error = supportText() + self._addonText(error) + "\n" + error
else:
txt = stdText
error = supportText() + "\n" + error
# show dialog
txt = txt + "<div style='white-space: pre-wrap'>" + error + "</div>"
showText(txt, type="html", copyBtn=True)
def _addonText(self, error):
matches = re.findall(r"addons21/(.*?)/", error)
if not matches:
return ""
# reverse to list most likely suspect first, dict to deduplicate:
addons = [mw.addonManager.addonName(i) for i in
dict.fromkeys(reversed(matches))]
txt = _("""Add-ons possibly involved: {}\n""")
# highlight importance of first add-on:
addons[0] = "<b>{}</b>".format(addons[0])
return txt.format(", ".join(addons))
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