def read(self, settings):
"""
Raises:
* `SettingsNotFoundInSourceError` - see the `SettingSource` class.
* `SettingSourceNotFoundError` - Could not find the specified source.
* `SettingSourceInvalidFormatError` - Specified source has invalid format.
This could happen if the source was edited manually.
"""
parasite = gimp.parasite_find(self.source_name)
if parasite is None:
raise SettingSourceNotFoundError(
_("Could not find setting source \"{0}\".").format(self.source_name)
)
self._settings_from_parasite = None
try:
self._settings_from_parasite = pickle.loads(parasite.data)
except (pickle.UnpicklingError, AttributeError, EOFError):
raise SettingSourceInvalidFormatError(
_("Settings for this plug-in stored in the \"{0}\" file are corrupt. "
"This could happen if the file was edited manually.\n"
"To fix this, save the settings again or reset them.").format(self._parasite_filename)
)
self._read(settings)
del self._settings_from_parasite
def read(self, settings):
"""
Raises:
* `SettingsNotFoundInSourceError` - see the `SettingSource` class.
* `SettingSourceNotFoundError` - Could not find the specified source.
* `SettingSourceInvalidFormatError` - Specified source has invalid format.
This could happen if the source was edited manually.
"""
parasite = gimp.parasite_find(self.source_name)
if parasite is None:
raise SettingSourceNotFoundError(
_("Could not find setting source \"{0}\".").format(
self.source_name))
self._settings_from_parasite = None
try:
self._settings_from_parasite = pickle.loads(parasite.data)
except (pickle.UnpicklingError, AttributeError, EOFError):
raise SettingSourceInvalidFormatError(
_("Settings for this plug-in stored in the \"{0}\" file are corrupt. "
"This could happen if the file was edited manually.\n"
"To fix this, save the settings again or reset them.").
format(self._parasite_filename))
self._read(settings)
del self._settings_from_parasite
def save_values(self, *values):
data = []
for v in values:
data.append(str(v))
ndata = "|".join(data)
if not gimp.parasite_find(PARNAME) == None:
gimp.parasite_detach(PARNAME)
gimp.attach_new_parasite(PARNAME, 0, ndata)
def _read_from_parasite(self, parasite_name):
parasite = gimp.parasite_find(parasite_name)
if parasite is None:
return None
try:
settings_from_parasite = pickle.loads(parasite.data)
except (pickle.UnpicklingError, AttributeError, EOFError):
raise pgsettingpersistor.SettingSourceInvalidFormatError(
_("Settings for this plug-in stored in \"{0}\" may be corrupt. "
"This could happen if the file was edited manually.\n"
"To fix this, save the settings again or reset them.").format(self._parasite_file_path))
return settings_from_parasite
def read_dict(self):
parasite = gimp.parasite_find(self.source_name)
if parasite is None:
return None
try:
settings_from_source = pickle.loads(parasite.data)
except Exception:
raise SourceInvalidFormatError(
_('Settings for this plug-in stored in "{}" may be corrupt. '
"This could happen if the file was edited manually.\n"
"To fix this, save the settings again or reset them.").
format(self._parasite_filepath))
return settings_from_source
def _read_from_parasite(self, parasite_name):
parasite = gimp.parasite_find(parasite_name)
if parasite is None:
return None
try:
settings_from_parasite = pickle.loads(parasite.data)
except (pickle.UnpicklingError, AttributeError, EOFError):
raise pgsettingpersistor.SettingSourceInvalidFormatError(
_('Settings for this plug-in stored in "{0}" may be corrupt. '
"This could happen if the file was edited manually.\n"
"To fix this, save the settings again or reset them.").
format(self._parasite_filepath))
return settings_from_parasite
def read_dict(self):
parasite = gimp.parasite_find(self.source_name)
if parasite is None:
return None
try:
settings_from_source = pickle.loads(parasite.data)
except Exception:
raise SourceInvalidFormatError(
_('Settings for this plug-in stored in "{}" may be corrupt. '
"This could happen if the file was edited manually.\n"
"To fix this, save the settings again or reset them.").format(
self._parasite_filepath))
return settings_from_source
def has_data(self):
return gimp.parasite_find(self.source_name) is not None
def clear(self):
if gimp.parasite_find(self.source_name) is None:
return
gimp.parasite_detach(self.source_name)
def restore_values(self):
p = gimp.parasite_find(PARNAME)
if p == None:
return None
return p.data.split("|")
def clear(self):
parasite = gimp.parasite_find(self.source_name)
if parasite is None:
return
gimp.parasite_detach(self.source_name)
def has_data(self): return gimp.parasite_find(self.source_name) is not None