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Do not popup an error dialog for invalid message

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Do not popup an error dialog when an invalid message is received from
another instance, unless we are in DEBUG mode. See #1207947
This commit is contained in:
Kovid Goyal 2013-08-05 10:59:36 +05:30
parent 2e3a0e57bf
commit 8da42d6a70
1 changed files with 11 additions and 2 deletions
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11
src/calibre/gui2/ui.py
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@ -19,7 +19,7 @@ from PyQt4.Qt import (Qt, SIGNAL, QTimer, QHelpEvent, QAction,
QDialog, QSystemTrayIcon, QApplication)
from calibre import prints, force_unicode
from calibre.constants import __appname__, isosx, filesystem_encoding
from calibre.constants import __appname__, isosx, filesystem_encoding, DEBUG
from calibre.utils.config import prefs, dynamic
from calibre.utils.ipc.server import Server
from calibre.db import get_db_loader
@ -521,7 +521,16 @@ class Main(MainWindow, MainWindowMixin, DeviceMixin, EmailMixin, # {{{
return
if msg.startswith('launched:'):
import json
try:
argv = json.loads(msg[len('launched:'):])
except ValueError:
prints('Failed to decode message from other instance: %r' % msg)
if DEBUG:
error_dialog(self, 'Invalid message',
'Received an invalid message from other calibre instance.'
' Do you have multiple versions of calibre installed?',
det_msg='Invalid msg: %r' % msg, show=True)
argv = ()
if isinstance(argv, (list, tuple)) and len(argv) > 1:
files = [os.path.abspath(p) for p in argv[1:] if not os.path.isdir(p) and os.access(p, os.R_OK)]
if files: