def init(_args):
"""Initialize the global QWebSettings."""
cache_path = standarddir.cache()
data_path = standarddir.data()
QWebSettings.setIconDatabasePath(standarddir.cache())
QWebSettings.setOfflineWebApplicationCachePath(
os.path.join(cache_path, 'application-cache'))
QWebSettings.globalSettings().setLocalStoragePath(
os.path.join(data_path, 'local-storage'))
QWebSettings.setOfflineStoragePath(
os.path.join(data_path, 'offline-storage'))
settings = QWebSettings.globalSettings()
_set_user_stylesheet(settings)
_set_cookie_accept_policy(settings)
_set_cache_maximum_pages(settings)
config.instance.changed.connect(_update_settings)
global global_settings
global_settings = WebKitSettings(QWebSettings.globalSettings())
global_settings.init_settings()
def _path_info():
"""Get info about important path names.
Return:
A dictionary of descriptive to actual path names.
"""
info = {
'config': standarddir.config(),
'data': standarddir.data(),
'cache': standarddir.cache(),
'runtime': standarddir.runtime(),
}
if standarddir.config() != standarddir.config(auto=True):
info['auto config'] = standarddir.config(auto=True)
if standarddir.data() != standarddir.data(system=True):
info['system data'] = standarddir.data(system=True)
return info
def _init_profiles():
"""Init the two used QWebEngineProfiles."""
global default_profile, private_profile, default_user_agent
default_profile = QWebEngineProfile.defaultProfile()
default_user_agent = default_profile.httpUserAgent()
default_profile.setter = ProfileSetter(default_profile)
default_profile.setCachePath(os.path.join(standarddir.cache(),
'webengine'))
default_profile.setPersistentStoragePath(
os.path.join(standarddir.data(), 'webengine'))
default_profile.setter.init_profile()
default_profile.setter.set_persistent_cookie_policy()
if not qtutils.is_single_process():
private_profile = QWebEngineProfile()
private_profile.setter = ProfileSetter(private_profile)
assert private_profile.isOffTheRecord()
private_profile.setter.init_profile()
def _handle_cache_nuking():
"""Nuke the QtWebEngine cache if the Qt version changed.
WORKAROUND for https://bugreports.qt.io/browse/QTBUG-72532
"""
if not configfiles.state.qt_version_changed:
return
# Only nuke the cache in cases where we know there are problems.
# It seems these issues started with Qt 5.12.
# They should be fixed with Qt 5.12.5:
# https://codereview.qt-project.org/c/qt/qtwebengine-chromium/+/265408
affected = (qtutils.version_check('5.12', compiled=False) and not
qtutils.version_check('5.12.5', compiled=False))
if not affected:
return
log.init.info("Qt version changed, nuking QtWebEngine cache")
cache_dir = os.path.join(standarddir.cache(), 'webengine')
if os.path.exists(cache_dir):
shutil.rmtree(cache_dir)
def _init_modules(args, crash_handler):
"""Initialize all 'modules' which need to be initialized.
Args:
args: The argparse namespace.
crash_handler: The CrashHandler instance.
"""
log.init.debug("Initializing save manager...")
save_manager = savemanager.SaveManager(q_app)
objreg.register('save-manager', save_manager)
configinit.late_init(save_manager)
log.init.debug("Checking backend requirements...")
backendproblem.init()
log.init.debug("Initializing prompts...")
prompt.init()
log.init.debug("Initializing network...")
networkmanager.init()
log.init.debug("Initializing proxy...")
proxy.init()
log.init.debug("Initializing downloads...")
downloads.init()
log.init.debug("Initializing readline-bridge...")
readline_bridge = readline.ReadlineBridge()
objreg.register('readline-bridge', readline_bridge)
try:
log.init.debug("Initializing SQL...")
sql.init(os.path.join(standarddir.data(), 'history.sqlite'))
log.init.debug("Initializing web history...")
history.init(q_app)
except sql.KnownError as e:
error.handle_fatal_exc(e,
args,
'Error initializing SQL',
pre_text='Error initializing SQL')
sys.exit(usertypes.Exit.err_init)
log.init.debug("Initializing command history...")
cmdhistory.init()
log.init.debug("Initializing sessions...")
sessions.init(q_app)
log.init.debug("Initializing websettings...")
websettings.init(args)
if not args.no_err_windows:
crash_handler.display_faulthandler()
log.init.debug("Initializing quickmarks...")
quickmark_manager = urlmarks.QuickmarkManager(q_app)
objreg.register('quickmark-manager', quickmark_manager)
log.init.debug("Initializing bookmarks...")
bookmark_manager = urlmarks.BookmarkManager(q_app)
objreg.register('bookmark-manager', bookmark_manager)
log.init.debug("Initializing cookies...")
cookie_jar = cookies.CookieJar(q_app)
ram_cookie_jar = cookies.RAMCookieJar(q_app)
objreg.register('cookie-jar', cookie_jar)
objreg.register('ram-cookie-jar', ram_cookie_jar)
log.init.debug("Initializing cache...")
diskcache = cache.DiskCache(standarddir.cache(), parent=q_app)
objreg.register('cache', diskcache)
log.init.debug("Initializing downloads...")
download_manager = qtnetworkdownloads.DownloadManager(parent=q_app)
objreg.register('qtnetwork-download-manager', download_manager)
log.init.debug("Initializing Greasemonkey...")
greasemonkey.init()
log.init.debug("Misc initialization...")
macros.init()
# Init backend-specific stuff
browsertab.init()