compat: initial layout of client abstraction api

compat/tbc.lua

@@ -0,0 +1,60 @@
+-- load pfUI environment
+setfenv(1, pfUI:GetEnvironment())
+
+if pfUI.client < 20000 or pfUI.client > 20400 then return end
+DEFAULT_CHAT_FRAME:AddMessage("Compatibility Mode for |cff33ffccTBC |cffffff002.4.3|r has been loaded. Good Luck!")
+
+-- blacklist unrequired modules
+pfUI.module.autoshift = true
+pfUI.module.itemclick = true
+
+-- [[ Constants ]]--
+CASTBAR_EVENTS = { "UNIT_SPELLCAST_START", "UNIT_SPELLCAST_STOP",
+  "UNIT_SPELLCAST_FAILED", "UNIT_SPELLCAST_INTERRUPTED",
+  "UNIT_SPELLCAST_DELAYED", "UNIT_SPELLCAST_CHANNEL_START",
+  "UNIT_SPELLCAST_CHANNEL_STOP", "UNIT_SPELLCAST_CHANNEL_UPDATE",
+  "PLAYER_TARGET_CHANGED" }
+
+NAMEPLATE_OBJECTORDER = { "border", "glow", "_", "_", "name", "level",
+  "levelicon", "raidicon" }
+
+NAMEPLATE_FRAMETYPE = "Frame"
+
+MINIMAP_TRACKING_FRAME = _G.MiniMapTracking
+UI_OPTIONS_FRAME = _G.InterfaceOptionsFrame
+
+FRIENDS_NAME_LOCATION = "ButtonTextLocation"
+
+COOLDOWN_FRAME_TYPE = "Cooldown"
+LOOT_BUTTON_FRAME_TYPE = "Button"
+
+PLAYER_BUFF_START_ID = 0
+
+--[[ TBC API Extensions ]]--
+function UnitBuff(unitstr, i)
+  -- fake return values to be vanilla alike
+  local name, rank, icon, count = _G.UnitBuff(unitstr, i)
+  return icon, count
+end
+
+function UnitDebuff(unitstr, i)
+  -- fake return values to be vanilla alike
+  local name, rank, texture, stacks, dtype, duration, timeLeft = _G.UnitDebuff(unitstr, i)
+  return texture, stacks, dtype
+end
+
+-- the function GetContainerNumSlots returns numbers for keyrings in tbc
+function GetContainerNumSlots(bag)
+  if bag == -2 and pfUI.bag and not pfUI.bag.showKeyring then
+    return 0
+  else
+    return _G.GetContainerNumSlots(bag)
+  end
+end
+
+--[[ DEBUG ]]--
+function TargetByName()
+  message("|cffff5555You shouldn't be here!|r TargetByName is blacklisted")
+  message(debugstack())
+  return
+end