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-- Gemeinschaft 5 module: callback class
-- (c) AMOOMA GmbH 2013
--
module(...,package.seeall)
Callback = {}
-- create callback callback ;)
function Callback.new(self, arg)
arg = arg or {}
callback = arg.callback or {}
setmetatable(callback, self);
self.__index = self;
self.class = 'callback';
self.log = arg.log;
self.session = arg.session;
self.sessions = {};
local id = common.str.to_i(self.session);
self.sessions[id] = { id = id, session = self.session, dtmf = {} };
return callback;
end
function Callback.callback(self, class, identifier, callback_function, callback_instance, callback_session)
local id = common.str.to_i(callback_session or self.session);
local session_record = self.sessions[id];
if not session_record and callback_session then
self.sessions[id] = { id = id, session = callback_session, dtmf = {} };
session_record = self.sessions[id];
end
if not session_record then
return false;
end
_G['global_callback_record_' .. id] = session_record;
session_record.session:setInputCallback('global_callback_handler', 'global_callback_record_' .. id);
session_record[class][identifier] = { method = callback_function, instance = callback_instance };
return true;
end
function Callback.callback_unset(self, class, identifier, callback_session)
local session_record = self.sessions[tostring(callback_session or self.session)];
if not session_record then
return false;
end
-- session_record.session:unsetInputCallback();
session_record[class][identifier] = nil;
return true;
end
function Callback.run(self, arg)
local identifier = arg[2];
local data = arg[3];
local session_record = arg[4];
local callbacks = session_record[identifier];
local return_value = nil;
if callbacks then
for identifier, callback in pairs(callbacks) do
if callback.method then
local result = nil;
if callback.instance then
result = callback.method(callback.instance, data);
else
result = callback.method(data.digit, data);
end
if result == false then
return_value = 'break';
end
end
end
end
return return_value;
end
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