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-- Gemeinschaft 5 module: routing class
-- (c) AMOOMA GmbH 2012-2013
--
module(...,package.seeall)
Route = {}
-- create route object
function Route.new(self, arg)
arg = arg or {}
object = arg.object or {}
setmetatable(object, self);
self.__index = self;
self.log = arg.log;
self.database = arg.database;
self.routing_table = arg.routing_table;
self.expandable = arg.expandable or {};
return object;
end
-- find matching routes
function Route.prerouting(self, caller, number)
require 'common.routing_tables'
for index, routing_entry in pairs(self.routing_table.prerouting) do
local route = common.routing_tables.match_route(routing_entry, number);
if route.error then
self.log:error('PREROUTE - error: ', route.error);
elseif route.value then
self.log:info('ROUTE_PREROUTING - called number: ', number, ', value: ', route.value, ', pattern: ', route.pattern);
return route;
end
end
end
-- find matching routes
function Route.outbound(self, caller, number)
local routes = {};
require 'common.routing_tables'
require 'common.str'
local ignore_arguments = {
class=true,
endpoint=true,
pattern=true,
value=true,
group=true,
phrase=true,
}
local clip_no_screening = common.str.try(caller, 'account.record.clip_no_screening');
local caller_id_numbers = {}
if not common.str.blank(clip_no_screening) then
for index, number in ipairs(common.str.strip_to_a(clip_no_screening, ',')) do
table.insert(caller_id_numbers, number);
end
end
for index, number in ipairs(caller.caller_phone_numbers) do
table.insert(caller_id_numbers, number);
end
self.log:info('CALLER_ID_NUMBER - caller_id_numbers: ', table.concat(caller_id_numbers, ','));
for index, routing_entry in pairs(self.routing_table.outbound) do
local route = common.routing_tables.match_route(routing_entry, number);
if route.error then
self.log:error('ROUTE_OUTBOUND - error: ', route.error);
elseif route.value then
local valid_route = true;
for argument, value in pairs(route) do
if not ignore_arguments[argument] then
local table_value = common.str.downcase(tostring(common.str.try(caller, argument)));
value = common.str.downcase(tostring(value));
if table_value:match(value) then
self.log:info('ROUTE_OUTBOUND_POSITIVE - ', argument, '=', value, ' ~ ', table_value, ', pattern: ', route.pattern);
else
self.log:info('ROUTE_OUTBOUND_NEGATIVE - ', argument, '=', value, ' !~ ', table_value, ', pattern: ', route.pattern);
valid_route = false;
end
end
end
if route.group then
if common.str.try(caller.auth_account, 'owner.groups.' .. tostring(route.group)) then
self.log:info('ROUTE_OUTBOUND_POSITIVE - group=', route.group, ', pattern: ', route.pattern);
else
self.log:info('ROUTE_OUTBOUND_NEGATIVE - group=', route.group, ', pattern: ', route.pattern);
valid_route = false;
end
end
if route.cidn then
if caller.caller_id_number:match(route.cidn) then
self.log:info('ROUTE_OUTBOUND_POSITIVE - cidn=', route.cidn, ' ~ ', caller.caller_id_number,', pattern: ', route.pattern);
else
self.log:info('ROUTE_OUTBOUND_NEGATIVE - cidn=', route.cidn, ' !~ ', caller.caller_id_number, ', pattern: ', route.pattern);
valid_route = false;
end
end
if valid_route then
if route.class ~= 'hangup' then
route.caller_id_number = self:outbound_cid_number(caller, caller_id_numbers, route.endpoint, route.class);
self.expandable.caller_id_number = route.caller_id_number;
route.caller_id_name = self:outbound_cid_name(caller, route.endpoint, route.class);
end
table.insert(routes, route);
self.log:info('ROUTE_OUTBOUND ', #routes,' - ', route.class, '=', route.endpoint, ', value: ', route.value, ', caller_id_number: ', route.caller_id_number, ', caller_id_name: ', route.caller_id_name);
end
end
end
return routes;
end
function Route.inbound(self, caller, number)
require 'common.routing_tables'
local ignore_arguments = {
class=true,
endpoint=true,
pattern=true,
value=true,
group=true,
phrase=true,
}
for index, routing_entry in pairs(self.routing_table.inbound) do
local route = common.routing_tables.match_route(routing_entry, number);
if route.error then
self.log:error('ROUTE_INBOUND - error: ', route.error);
elseif route.value then
local valid_route = true;
for argument, value in pairs(route) do
if not ignore_arguments[argument] then
local table_value = common.str.downcase(tostring(common.str.try(caller, argument)));
value = common.str.downcase(tostring(value));
if table_value:match(value) then
self.log:info('ROUTE_INBOUND_POSITIVE - ', argument, '=', value, ' ~ ', table_value, ', pattern: ', route.pattern);
else
self.log:info('ROUTE_INBOUND_NEGATIVE - ', argument, '=', value, ' !~ ', table_value, ', pattern: ', route.pattern);
valid_route = false;
end
end
end
if route.class and route.endpoint then
if route.class == 'gateway' and caller.gateway_name:match(route.endpoint) then
self.log:info('ROUTE_INBOUND_POSITIVE - ', route.class, '=', route.endpoint, ' ~ ', caller.gateway_name, ', pattern: ', route.pattern);
else
self.log:info('ROUTE_INBOUND_NEGATIVE - ', route.class, '=', route.endpoint, ' !~ ', caller.gateway_name, ', pattern: ', route.pattern);
valid_route = false;
end
end
if valid_route then
self.log:info('ROUTE_INBOUND - called number: ', number, ', value: ', route.value, ', pattern: ', route.pattern);
return route;
end
end
end
end
-- find caller id
function Route.caller_id(self, caller, cid_entry, search_str, endpoint, class)
local ignore_arguments = {
class=true,
endpoint=true,
pattern=true,
value=true,
group=true,
phrase=true,
}
local route = common.routing_tables.match_route(cid_entry, search_str, self.expandable);
if route.error then
self.log:error('CALLER_ID - error: ', route.error);
elseif route.value then
local valid_route = true;
for argument, value in pairs(route) do
if not ignore_arguments[argument] then
local table_value = common.str.downcase(tostring(common.str.try(caller, argument)));
value = common.str.downcase(tostring(value));
if table_value:match(value) then
self.log:debug('CALLER_ID_POSITIVE - ', argument, '=', value, ' ~ ', table_value, ', pattern: ', route.pattern);
else
self.log:debug('CALLER_ID_NEGATIVE - ', argument, '=', value, ' !~ ', table_value, ', pattern: ', route.pattern);
valid_route = false;
end
end
end
if route.group then
if common.str.try(caller.auth_account, 'owner.groups.' .. tostring(route.group)) then
self.log:debug('CALLER_ID_POSITIVE - group=', route.group, ', pattern: ', route.pattern);
else
self.log:debug('CALLER_ID_NEGATIVE - group=', route.group, ', pattern: ', route.pattern);
valid_route = false;
end
end
endpoint = tostring(endpoint);
if route.class and route.endpoint then
if route.class == 'gateway' and endpoint:match(route.endpoint) then
self.log:debug('CALLER_ID_POSITIVE - ', route.class, '=', route.endpoint, ' ~ ', endpoint, ', pattern: ', route.pattern);
else
self.log:debug('CALLER_ID_NEGATIVE - ', route.class, '=', route.endpoint, ' !~ ', endpoint, ', pattern: ', route.pattern);
valid_route = false;
end
end
if valid_route then
self.log:debug('CALLER_ID ', route.class, '=', route.endpoint, ', value: ', route.value);
return route.value;
end
end
return nil;
end
-- find matching caller id number
function Route.outbound_cid_number(self, caller, caller_id_numbers, endpoint, class)
for route_index, cid_entry in pairs(self.routing_table.outbound_cid_number) do
for index, number in ipairs(caller_id_numbers) do
local route = self:caller_id(caller, cid_entry, number, endpoint, class);
if route then
return route;
end
end
end
end
-- find matching caller id name
function Route.outbound_cid_name(self, caller, endpoint, class)
for route_index, cid_entry in pairs(self.routing_table.outbound_cid_name) do
local route = self:caller_id(caller, cid_entry, caller.caller_id_name, endpoint, class);
if route then
return route;
end
end
end
-- find matching caller id number
function Route.inbound_cid_number(self, caller, endpoint, class)
for route_index, cid_entry in pairs(self.routing_table.inbound_cid_number) do
local route = self:caller_id(caller, cid_entry, caller.caller_id_number, endpoint, class);
if route then
return route;
end
end
end
-- find matching caller id name
function Route.inbound_cid_name(self, caller, endpoint, class)
for route_index, cid_entry in pairs(self.routing_table.inbound_cid_name) do
local route = self:caller_id(caller, cid_entry, caller.caller_id_name, endpoint, class);
if route then
return route;
end
end
end
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