def update_config(self, config):
"""
Configures where the lua code can be found and also provides
Lua the opportunity to change configuration.
"""
self.loader = LuaLoader('/vagrant/src/ckanext-lua/default')
pass
class LuaPlugin(p.SingletonPlugin):
p.implements(p.IConfigurer)
p.implements(p.ITemplateHelpers)
def update_config(self, config):
"""
Configures where the lua code can be found and also provides
Lua the opportunity to change configuration.
"""
self.loader = LuaLoader('/vagrant/src/ckanext-lua/default')
pass
def _lua_func_wrapper(self, folder, function):
"""
Looks for the function called {{function}} in
{{folder}}/{{function}}.lua
and returns a python function that can be used to
call it.
"""
id = self.loader.load_func("{0}/{1}.lua".format(folder,function))
# Now we need a wrapper than can look up the function by ID and
# just pass all of it's arguments to it.
def wrapper(*args):
""" When called, lookup the function in the loader and call it with
all of the args we have """
return self.loader.get_func(id)(*args)
return wrapper
def get_helpers(self):
"""
Looks for all .lua files in the configured directory and
then will return a dictionary containing the names (based on the
first part of the file name) and a python function wrapper around
the contained lua code. The helper function should be named after
the function, so 'capitalize' will be provided in helpers/capitalize.lua
in a function called capitalize.
"""
return {
# For testing. When implementing just look in the folder.
'capitalize': self._lua_func_wrapper('helpers','capitalize'),
}