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Generic functions[edit]

<syntaxhighlight lang="lua"> -- General modules require("Core")

-- Third-party libraries -- https://github.com/silentbicycle/lua-memcached local client = require("memcached") local cache = client.connect()

function getCountryCode(number) 

 -- Number should have not less than 3 digits
 if number >= 100
 then
   local value = tostring(number)
   return string.sub(value, 1, 3)
 end
 return nil

end

function getCountryAndRegionCode(number) 

 -- Number should have not less than 4 digits
 if number >= 1000
 then
   local value = tostring(number)
   return string.sub(value, 1, 4)
 end
 return nil

end

function validateGeographicRegionCode(number, code) 

 local value1 = tostring(code)
 local value2 = tostring(number)
 local length1 = string.len(value1)
 local length2 = string.len(value2)
 return
   (length1 <= length2) and
   (value1 == string.sub(value2, 1, length1))

end

function validateRegularRepeater(parameters) 

 return
   -- Link has a repeater kind
   (parameters.kind == LINK_TYPE_REPEATER) and
   -- It is not DV4mini
   (parameters.name ~= "DG1HT DV4mini") and
   -- And not Homebrew Repeater in DMO mode
   ((parameters.name ~= "Homebrew Repeater") or
    (parameters.values[VALUE_HOMEBREW_CONNECTION_MODE] ~= CONNECTION_MODE_HOTSPOT))

end </syntaxhighlight>

Global TalkGroup routing[edit]

This function is used to route calls to other BrandMeisters <syntaxhighlight lang="lua"> function makeGlobalRouteForGroup(kind, destination) 

 if
   (destination ~= 9) and
   (kind ~= LINK_TYPE_NETWORK) and
   (validateGeographicRegionCode(destination, "8") or
    validateGeographicRegionCode(destination, "9") or
    getCountryCode(destination))
 then
   local contexts = getContextTable()
   for _, parameters in pairs(contexts) do
     if parameters.name == "FastForward"
     then
       newRoute(parameters.object, 0, 0)
     end
   end
 end

end </syntaxhighlight>

National TalkGroup routing[edit]

<syntaxhighlight lang="lua"> function makeAutomaticRouteForNationalGroup(kind, number, destination, slot) 

 if destination >= 100
 then
   local country = getCountryCode(destination)
   local contexts = getContextTable()
   for _, parameters in pairs(contexts) do
     if
        -- Do not route call back
        ((kind ~= parameters.kind) or
         (number ~= parameters.number)) and
        -- Remote should be a repeater
        validateRegularRepeater(parameters) and
        -- Remote ID length is great than country code
        (parameters.number >= 100) and
        -- Destination ID and Remote ID should have same country code as prefix
        (getCountryCode(parameters.number) == country)
     then
       newRoute(parameters.object, slot, 0)
     end
   end
 end

end </syntaxhighlight>

Regional TalkGroup routing[edit]

<syntaxhighlight lang="lua"> function makeAutomaticRouteForRegionalGroup(kind, number, destination, slot) 

 if destination >= 1000
 then
   local region = getCountryAndRegionCode(destination)
   local contexts = getContextTable()
   for _, parameters in pairs(contexts) do
     if
        -- Do not route call back
        ((kind ~= parameters.kind) or
         (number ~= parameters.number)) and
        -- Remote should be a repeater
        validateRegularRepeater(parameters) and
        -- Remote ID length is great than region code
        (parameters.number >= 1000) and
        -- Destination ID and Remote ID should have same region code as prefix
        (getCountryAndRegionCode(parameters.number) == region)
     then
       newRoute(parameters.object, slot, 0)
     end
   end
 end

end </syntaxhighlight>

OnDemand/Dynamic TalkGroup routing[edit]

A OnDemand TalkGroup is connected by pressing the PTT in the future also possable via RRS <syntaxhighlight lang="lua"> function makeOnDemandRouteForGroup(kind, number, slot, destination, interval) 

 -- Keep Group 9 as local
 if destination ~= 9
 then
   -- Subscribe repeater to group
   if kind == LINK_TYPE_REPEATER
   then
     cache:set(number .. "-" .. destination, tostring(slot), interval)
   end
   -- Route to subscribed group
   local contexts = getContextTable()
   for _, parameters in pairs(contexts) do
     if
        -- Do not route call back
        ((kind ~= parameters.kind) or
         (number ~= parameters.number)) and
        -- Remote should be a repeater
        (parameters.kind == LINK_TYPE_REPEATER)
     then
       local slot = cache:get(parameters.number .. "-" .. destination)
       if
          -- Subscription should be available
          (slot ~= nil)
       then
         newRoute(parameters.object, tonumber(slot), 0)
       end
     end
   end
 end

end </syntaxhighlight>

Dongle Reflector/TalkGroup routing[edit]

The function is used for mapping reflectors to TalkGroups <syntaxhighlight lang="lua"> local state = 0;

function makeRouteForDV4mini(kind, name, number, destination, map) 

 -- 1) Forward new Group calls to LoopBack
 if name ~= "LoopBack"
 then
   for reflector, group in pairs(map) do
     if destination == group
     then
       state = reflector
       newRoute(LINK_TYPE_APPLICATION, LOOPBACK, 0, 9)
       return REGISTRY_CONTINUE_APPENDING
     end
   end
 end
 -- 2) Forward calls from LoopBack to DV4mini connected to reflector
 if (destination == 9) and
    (name == "LoopBack")
 then
   local contexts = getContextTable()
   for _, parameters in pairs(contexts) do
     if (parameters.name == "DG1HT DV4mini") and
        (parameters.values[VALUE_REFLECTOR] == state)
     then
       newRoute(parameters.object, 0, 0)
     end
   end
   return REGISTRY_STOP_APPENDING
 end
 -- 3) Forward DV4mini calls of reflector to LoopBack
 if (destination == 9) and
    (name == "DG1HT DV4mini")
 then
   -- 3.1) Get current reflector of DV4mini
   local reflector = nil
   local contexts = getContextTable()
   for _, parameters in pairs(contexts) do
     if (parameters.number == number) and
        (parameters.name == "DG1HT DV4mini")
     then
       reflector = parameters.values[VALUE_REFLECTOR];
       break
     end
   end
   -- 3.2) Get group number from map
   local group = map[reflector]
   if group == nil
   then
     -- Group was not found, should be processed by TorsenHelper
     report("Mapped group not found for reflector DCS" .. reflector)
     return REGISTRY_CONTINUE_APPENDING
   end
   -- 3.3) Route call to other DVmini
   for _, parameters in pairs(contexts) do
     if (parameters.number ~= number) and
        (parameters.name == "DG1HT DV4mini") and
        (parameters.values[VALUE_REFLECTOR] == reflector)
     then
       newRoute(parameters.object, 0, 0)
     end
   end
   -- 3.4) Route call to LoopBack
   newRoute(LINK_TYPE_APPLICATION, LOOPBACK, 0, group)
   -- 3.5) Publish user event with reference to the reflector
   report("Processing call for mapped reflector DCS" .. reflector)
   publishEvent("reflector = " .. reflector)
   return REGISTRY_STOP_APPENDING
 end
 return REGISTRY_CONTINUE_APPENDING

end </syntaxhighlight>