def get_raw_code(cls, widget_id, params=None):
"""Gets the raw code for a parameterized widget."""
if params is None:
params = {}
widget = cls.get(widget_id)
# Parameters used to generate the raw code for the widget.
parameters = {}
for param in widget.params:
parameters[param.name] = params.get(param.name, utils.convert_to_js_string(param.value))
return utils.parse_with_jinja(widget.template, parameters)
def test_convert_to_js_string(self):
"""Test convert_to_js_string method."""
expected_values = [
('a', '\\"a\\"'),
(2, '2'),
(5.5, '5.5'),
("'", '\\"\\\'\\"'),
(u'¡Hola!', '\\"\\\\u00a1Hola!\\"'),
(['a', '¡Hola!', 2], '[\\"a\\", \\"\\\\u00a1Hola!\\", 2]'),
({'a': 4, '¡Hola!': 2}, '{\\"a\\": 4, \\"\\\\u00a1Hola!\\": 2}'),
('', '\\"\\"'),
(None, 'null'),
(['a', {'b': 'c', 'd': ['e', None]}],
'[\\"a\\", {\\"b\\": \\"c\\", \\"d\\": [\\"e\\", null]}]')
]
for tup in expected_values:
self.assertEqual(utils.convert_to_js_string(tup[0]), tup[1])
def get_raw_code(cls, widget_id, params=None):
"""Gets the raw code for a parameterized widget.
This method should be called on a subclass of Widget.
"""
if cls.__name__ == 'Widget':
raise NotImplementedError
if params is None:
params = {}
widget = cls.get(widget_id)
# Parameters used to generate the raw code for the widget.
# TODO(sll): Why do we convert only the default value to a JS string?
parameters = dict(
(param.name, params.get(
param.name, utils.convert_to_js_string(param.value))
) for param in widget.params)
return utils.parse_with_jinja(widget.template, parameters)
