def initialise(cls, config_store, verbosity):
if not GExiv2.initialize():
raise RuntimeError('Failed to initialise GExiv2')
GExiv2.log_set_level(
max(GExiv2.LogLevel.DEBUG, min(GExiv2.LogLevel.ERROR,
4 - verbosity)))
GExiv2.log_use_glib_logging()
# Recent versions of Exiv2 have these namespaces defined, but
# older versions may not recognise them. The xapGImg URL is
# invalid, but Photini doesn't write xapGImg so it doesn't
# matter.
for prefix, name in (('exifEX', 'http://cipa.jp/exif/1.0/'),
('xapGImg', 'http://ns.adobe.com/xxx/'),
('xmpGImg', 'http://ns.adobe.com/xap/1.0/g/img/'),
('xmpRights',
'http://ns.adobe.com/xap/1.0/rights/')):
GExiv2.Metadata.register_xmp_namespace(name, prefix)
# Gexiv2 won't register the 'Iptc4xmpExt' namespace as its
# abbreviated version 'iptcExt' is already defined. This kludge
# registers it by reading some data with the full namespace
data = XMP_WRAPPER.format(
'xmlns:Iptc4xmpExt="http://iptc.org/std/Iptc4xmpExt/2008-02-29/"')
# open the data to register the namespace
GExiv2.Metadata().open_buf(data.encode('utf-8'))
# make list of possible character encodings
cls.encodings = ['utf-8', 'iso8859-1', 'ascii']
char_set = locale.getdefaultlocale()[1]
if char_set:
try:
name = codecs.lookup(char_set).name
if name not in cls.encodings:
cls.encodings.append(name)
except LookupError:
pass
# import required libraries
from gi.repository import GExiv2, GLib, GObject
# import optional library
try:
from gi.repository import Gspell
except ImportError:
Gspell = None
logger = logging.getLogger(__name__)
# initialise GObject stuff
GLib.set_prgname('Photini')
if not GExiv2.initialize():
raise RuntimeError('Failed to initialise GExiv2')
GExiv2.log_use_glib_logging()
if GLib.glib_version >= (2, 46):
# the numeric values of GLib.LogLevelFlags suggest ERROR is more
# severe than CRITICAL, Python's logging has them the other way
# round
_log_mapping = {
GLib.LogLevelFlags.LEVEL_DEBUG: logging.DEBUG,
GLib.LogLevelFlags.LEVEL_INFO: logging.INFO,
GLib.LogLevelFlags.LEVEL_MESSAGE: logging.INFO,
GLib.LogLevelFlags.LEVEL_WARNING: logging.WARNING,
GLib.LogLevelFlags.LEVEL_CRITICAL: logging.ERROR,
GLib.LogLevelFlags.LEVEL_ERROR: logging.CRITICAL,
}
def _gi_log_callback(log_domain, log_level, message, data):
