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-- Gemeinschaft 5 module: FS api class
-- (c) AMOOMA GmbH 2012-2013
--
module(...,package.seeall)
FApi = {}
-- create fapi object
function FApi.new(self, arg)
arg = arg or {}
object = arg.object or {}
setmetatable(object, self);
self.__index = self;
self.class = 'fapi';
self.log = arg.log;
self.uuid = arg.uuid;
self.fs_api = freeswitch.API();
return object;
end
function FApi.return_result(self, result, positive, negative, unspecified)
if not result then
return negative;
end
result = tostring(result);
if result:match('^-ERR') then
return negative;
elseif result:match('^_undef_') then
return negative;
elseif result:match('^+OK') then
return positive;
elseif type(unspecified) ~= 'nil' then
return unspecified;
else
return result;
end
end
function FApi.sleep(self, value)
freeswitch.msleep(value);
end
function FApi.channel_exists(self, uuid)
require 'common.str'
uuid = uuid or self.uuid;
return common.str.to_b(freeswitch.API():execute('uuid_exists', tostring(uuid)));
end
function FApi.get_variable(self, variable_name)
local result = freeswitch.API():execute('uuid_getvar', tostring(self.uuid) .. ' ' .. tostring(variable_name));
return self:return_result(result, result, nil, result);
end
function FApi.set_variable(self, variable_name, value)
value = value or '';
local result = freeswitch.API():execute('uuid_setvar', tostring(self.uuid) .. ' ' .. tostring(variable_name) .. ' ' .. tostring(value));
return self:return_result(result, true);
end
function FApi.continue(self)
local result = freeswitch.API():execute('break', tostring(self.uuid));
return self:return_result(result, true, false);
end
function FApi.create_uuid(self, uuid)
local result = self.fs_api:execute('create_uuid', uuid);
return result;
end
function FApi.execute(self, function_name, function_parameters)
function_parameters = function_parameters or '';
local result = self.fs_api:execute(function_name, function_parameters);
return self:return_result(result, true);
end
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