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import inspect
import logging
from PyQt4.QtCore import QCoreApplication
from PyQt4.QtCore import QLocale
logger = logging.getLogger(__name__)
"""
here I could not do all that I wanted.
the context is not getting passed to the xml file.
Looks like pylupdate4 is somehow a hack that does not
parse too well the python ast.
I guess we could generate the xml for ourselves as a last recourse.
"""
# XXX BIG NOTE:
# RESIST the temptation to get the translate function
# more compact, or have the Context argument passed as a variable
# Its name HAS to be explicit due to how the pylupdate parser
# works.
qtTranslate = QCoreApplication.translate
def translate(*args, **kwargs):
"""
our magic function.
translate(Context, text, comment)
"""
if len(args) == 1:
obj = args[0]
if isinstance(obj, LEAPTranslatable) and hasattr(obj, 'tr'):
return obj.tr()
klsname = None
try:
# get class value from instance
# using live object inspection
prev_frame = inspect.stack()[1][0]
locals_ = inspect.getargvalues(prev_frame).locals
self = locals_.get('self')
if self:
# Trying to get the class name
# but this is useless, the parser
# has already got the context.
klsname = self.__class__.__name__
#print 'KLSNAME -- ', klsname
except:
logger.error('error getting stack frame')
if klsname and len(args) == 1:
nargs = (klsname,) + args
return qtTranslate(*nargs)
else:
return qtTranslate(*args)
class LEAPTranslatable(dict):
"""
An extended dict that implements a .tr method
so it can be translated on the fly by our
magic translate method
"""
try:
locale = str(QLocale.system().name()).split('_')[0]
except:
logger.warning("could not get system locale!")
print "could not get system locale!"
locale = "en"
def tr(self, to=None):
if not to:
to = self.locale
_tr = self.get(to, None)
if not _tr:
_tr = self.get("en", None)
return _tr
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