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diff --git a/src/calibre/gui2/update.py b/src/calibre/gui2/update.py
index 9ce55d0..04367de 100644
--- a/src/calibre/gui2/update.py
+++ b/src/calibre/gui2/update.py
@@ -1,19 +1,17 @@
__license__ = 'GPL v3'
__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
-import re, binascii, cPickle, ssl, json
+import binascii, cPickle
from future_builtins import map
from threading import Thread, Event
from PyQt5.Qt import (QObject, pyqtSignal, Qt, QUrl, QDialog, QGridLayout,
- QLabel, QCheckBox, QDialogButtonBox, QIcon)
+ QLabel, QDialogButtonBox, QIcon)
-from calibre.constants import (__appname__, __version__, iswindows, isosx,
+from calibre.constants import (__appname__, iswindows, isosx,
isportable, is64bit, numeric_version)
from calibre import prints, as_unicode
-from calibre.utils.config import prefs
-from calibre.utils.https import get_https_resource_securely
-from calibre.gui2 import config, dynamic, open_url
+from calibre.gui2 import dynamic, open_url
from calibre.gui2.dialogs.plugin_updater import get_plugin_updates_available
URL = 'https://code.calibre-ebook.com/latest'
@@ -30,35 +28,7 @@ def get_download_url():
def get_newest_version():
- try:
- icon_theme_name = json.loads(I('icon-theme.json', data=True))['name']
- except Exception:
- icon_theme_name = ''
- headers={
- 'CALIBRE-VERSION':__version__,
- 'CALIBRE-OS': ('win' if iswindows else 'osx' if isosx else 'oth'),
- 'CALIBRE-INSTALL-UUID': prefs['installation_uuid'],
- 'CALIBRE-ICON-THEME': icon_theme_name,
- }
- try:
- version = get_https_resource_securely(URL, headers=headers)
- except ssl.SSLError as err:
- if getattr(err, 'reason', None) != 'CERTIFICATE_VERIFY_FAILED':
- raise
- # certificate verification failed, since the version check contains no
- # critical information, ignore and proceed
- # We have to do this as if the calibre CA certificate ever
- # needs to be revoked, then we wont be able to do version checks
- version = get_https_resource_securely(URL, headers=headers, cacerts=None)
- try:
- version = version.decode('utf-8').strip()
- except UnicodeDecodeError:
- version = u''
- ans = NO_CALIBRE_UPDATE
- m = re.match(ur'(\d+)\.(\d+).(\d+)$', version)
- if m is not None:
- ans = tuple(map(int, (m.group(1), m.group(2), m.group(3))))
- return ans
+ return NO_CALIBRE_UPDATE
class Signal(QObject):
@@ -81,12 +51,6 @@ class CheckForUpdates(Thread):
calibre_update_version = NO_CALIBRE_UPDATE
plugins_update_found = 0
try:
- version = get_newest_version()
- if version[:2] > numeric_version[:2]:
- calibre_update_version = version
- except Exception as e:
- prints('Failed to check for calibre update:', as_unicode(e))
- try:
update_plugins = get_plugin_updates_available(raise_error=True)
if update_plugins is not None:
plugins_update_found = len(update_plugins)
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