Fixes #64 ADDON_ACTION_BLOCKED due to protected function GetPlaystyle…

…String() by overwriting some of Blizzard's functions and breaking automatic group titles (code from github.com/ChrisKader/LFMPlus)

FixGetPlaystyleString.lua

@@ -0,0 +1,26 @@
+-- Overwrite C_LFGList.GetPlaystyleString with a custom implementation because the original function is
+-- hardware protected, causing an error when a group tooltip is shown as we modify the search result list.
+-- Original code from https://github.com/ChrisKader/LFMPlus/blob/36bca68720c724bf26cdf739614d99589edb8f77/core.lua#L38
+-- but sligthly modified.
+C_LFGList.GetPlaystyleString = function(playstyle, activityInfo)
+    if not ( activityInfo and playstyle and playstyle ~= 0
+            and C_LFGList.GetLfgCategoryInfo(activityInfo.categoryID).showPlaystyleDropdown ) then
+        return nil
+    end
+    local globalStringPrefix
+    if activityInfo.isMythicPlusActivity then
+        globalStringPrefix = "GROUP_FINDER_PVE_PLAYSTYLE"
+    elseif activityInfo.isRatedPvpActivity then
+        globalStringPrefix = "GROUP_FINDER_PVP_PLAYSTYLE"
+    elseif activityInfo.isCurrentRaidActivity then
+        globalStringPrefix = "GROUP_FINDER_PVE_RAID_PLAYSTYLE"
+    elseif activityInfo.isMythicActivity then
+        globalStringPrefix = "GROUP_FINDER_PVE_MYTHICZERO_PLAYSTYLE"
+    end
+    return globalStringPrefix and _G[globalStringPrefix .. tostring(playstyle)] or nil
+end
+
+-- By overwriting C_LFGList.GetPlaystyleString, we taint the code writing the tooltip (which does not matter),
+-- and also code related to the dropdows where you can select the playstyle. The only relevant protected function
+-- here is C_LFGList.SetEntryTitle, which is only called from LFGListEntryCreation_SetTitleFromActivityInfo.
+LFGListEntryCreation_SetTitleFromActivityInfo = function(_) end

PremadeGroupsFilter.toc

@@ -15,6 +15,7 @@ Localization\zhCN.lua
 Localization\zhTW.lua
 Localization\ruRU.lua
 Localization\esES.lua
+FixGetPlaystyleString.lua
 Modules\Util.lua
 Modules\Difficulty.lua
 Modules\Lockout.lua