def set(self, key, value):
"""Change a configuration value.
These changes will be persistent right away.
"""
key_str = self.optionxform(key)
value_str = to_unicode(value)
self._cache.pop(key_str, None)
option_key = {
'product': self.product,
'section': self.name,
'option': key_str,
}
try:
setting = ProductSetting(self.env, option_key)
except ResourceNotFound:
if value is not None:
# Insert new record in the database
setting = ProductSetting(self.env)
setting._data.update(option_key)
setting._data['value'] = value_str
self.env.log.debug('Writing option %s', setting._data)
setting.insert()
else:
if value is None:
# Delete existing record from the database
# FIXME : Why bother with setting overriden
self.overridden[key] = True
setting.delete()
else:
# Update existing record
setting._data['value'] = value
setting.update()
def _write(self, lines, product=None):
r"""Override superclass method by writing configuration values
to the database rather than ini file in the filesystem.
"""
if product is None:
product = self.default_product
product = to_unicode(product)
fp = StringIO(('\n'.join(lines + [''])).encode('utf-8'))
parser = ConfigParser()
parser.readfp(fp, 'bh-product-test')
with self.env.db_transaction as db:
# Delete existing setting for target product , if any
for setting in ProductSetting.select(self.env, db,
{'product': product}):
setting.delete()
# Insert new options
for section in parser.sections():
option_key = dict(section=to_unicode(section),
product=to_unicode(product))
for option, value in parser.items(section):
option_key.update(dict(option=to_unicode(option)))
setting = ProductSetting(self.env)
setting._data.update(option_key)
setting._data['value'] = to_unicode(value)
setting.insert()
def remove(self, key):
"""Delete a key from this section.
Like for `set()`, the changes won't persist until `save()` gets called.
"""
key_str = self.optionxform(key)
option_key = {
'product': self.product,
'section': self.name,
'option': key_str,
}
try:
setting = ProductSetting(self.env, keys=option_key)
except ResourceNotFound:
self.env.log.warning("No record for product option %s", option_key)
else:
self._cache.pop(key, None)
setting.delete()
self.env.log.info("Removing product option %s", option_key)
