superwow: add superwow client mod compatibility

ShaguTweaks.toc

@@ -76,4 +76,5 @@ mods\unitframes-bighealth.lua
 mods\unitframes-classportrait.lua
 mods\cooldown-numbers.lua
 mods\turtle-wow.lua
+mods\superwow.lua
 mods\reduced-actionbar.lua

mods/nameplate-castbar.lua

@@ -79,6 +79,11 @@ module.enable = function(self)
     local name = this.name:GetText()
     local cast, nameSubtext, text, texture, startTime, endTime, isTradeSkill = UnitCastingInfo(name)
 
+    -- read enemy casts from SuperWoW if enabled
+    if ShaguTweaks.superwow_active then
+      cast, nameSubtext, text, texture, startTime, endTime, isTradeSkill = UnitCastingInfo(this:GetName(1))
+    end
+
     if cast then
       local duration = endTime - startTime
       local max = duration / 1000

mods/superwow.lua

@@ -0,0 +1,71 @@
+-- SuperWoW compatibility
+--
+-- https://github.com/balakethelock/SuperWoW
+--
+-- This module adds GUID based cast and channel data to the
+-- libcast library that is used to query enemy casting infos.
+
+-- Skip module initialization if SuperWoW is not running.
+if not GetPlayerBuffID or not CombatLogAdd or not SpellInfo then return end
+
+local T = ShaguTweaks.T
+
+local module = ShaguTweaks:register({
+  title = T["Super WoW Compatibility"],
+  description = T["Adds compatibility for the SuperWoW client mod."],
+  expansions = { ["vanilla"] = true, ["tbc"] = false },
+  category = T["General"],
+  enabled = true,
+})
+
+module.enable = function(self)
+  local libcast = ShaguTweaks.libcast
+
+  local unitcast = CreateFrame("Frame")
+  unitcast:RegisterEvent("UNIT_CASTEVENT")
+  unitcast:SetScript("OnEvent", function()
+    if arg3 == "START" or arg3 == "CAST" or arg3 == "CHANNEL" then
+      -- human readable argument list
+      local guid = arg1
+      local target = arg2
+      local event_type = arg3
+      local spell_id = arg4
+      local timer = arg5
+      local start = GetTime()
+
+      -- get spell info from spell id
+      local spell, icon, _
+      if SpellInfo and SpellInfo(spell_id) then
+        spell, _, icon = SpellInfo(spell_id)
+      end
+
+      -- set fallback values
+      spell = spell or UNKNOWN
+      icon = icon or "Interface\\Icons\\INV_Misc_QuestionMark"
+
+      -- add cast action to the database
+      if not libcast.db[guid] then libcast.db[guid] = {} end
+      libcast.db[guid].cast = spell
+      libcast.db[guid].rank = nil
+      libcast.db[guid].start = GetTime()
+      libcast.db[guid].casttime = timer
+      libcast.db[guid].icon = icon
+      libcast.db[guid].channel = event_type == "CHANNEL" or false
+
+      -- write state variable
+      ShaguTweaks.superwow_active = true
+    elseif arg3 == "FAIL" then
+      local guid = arg1
+
+      -- delete all cast entries of guid
+      if libcast.db[guid] then
+        libcast.db[guid].cast = nil
+        libcast.db[guid].rank = nil
+        libcast.db[guid].start = nil
+        libcast.db[guid].casttime = nil
+        libcast.db[guid].icon = nil
+        libcast.db[guid].channel = nil
+      end
+    end
+  end)
+end

mods/target-castbar.lua

@@ -66,10 +66,20 @@ module.enable = function(self)
   TargetFrame:SetScript("OnUpdate", function(arg)
     if oldUpdate then oldUpdate(arg) end
 
-    local cast, nameSubtext, text, texture, startTime, endTime, isTradeSkill = UnitCastingInfo(this.unit)
+    local query = this.unit
+    local channel = false
+
+    -- try to read cast and guid from SuperWoW (except for self casts)
+    if ShaguTweaks.superwow_active and this.unit and not UnitIsUnit(this.unit, 'player') then
+      local _, guid = UnitExists(this.unit)
+      query = guid or query
+    end
+
+    local cast, nameSubtext, text, texture, startTime, endTime, isTradeSkill = UnitCastingInfo(query)
     if not cast then
       -- scan for channel spells if no cast was found
-      cast, nameSubtext, text, texture, startTime, endTime, isTradeSkill = UnitChannelInfo(this.unit)
+      channel, nameSubtext, text, texture, startTime, endTime, isTradeSkill = UnitChannelInfo(query)
+      cast = channel
     end
 
     if cast then