add gs

RCCService2018/content/LuaPackages/PurchasePrompt/meetsPrerequisites.lua

@@ -0,0 +1,67 @@
+local Players = game:GetService("Players")
+local Workspace = game:GetService("Workspace")
+
+local PurchaseError = require(script.Parent.PurchaseError)
+
+local CONTENT_RATING_13_PLUS = 1
+local ROBLOX_CREATOR = 1
+local DEVELOPER_PRODUCT_TYPE = "Developer Product"
+
+local THIRD_PARTY_WARNING = "AllowThirdPartySales has blocked the purchase"
+	.. " prompt for %d created by %d. To sell this asset made by a"
+	.. " different %s, you will need to enable AllowThirdPartySales."
+
+local function meetsPrerequisites(productInfo, alreadyOwned, restrictThirdParty)
+	if alreadyOwned then
+		return false, PurchaseError.AlreadyOwn
+	end
+
+	if not (productInfo.IsForSale or productInfo.IsPublicDomain) then
+		return false, PurchaseError.NotForSale
+	end
+
+	if productInfo.IsLimited or productInfo.IsLimitedUnique then
+		if productInfo.Remaining == nil or productInfo.Remaining == 0 then
+			return false, PurchaseError.Limited
+		end
+	end
+
+	if productInfo.ContentRatingTypeId == CONTENT_RATING_13_PLUS and Players.LocalPlayer:GetUnder13() then
+		return false, PurchaseError.Under13
+	end
+
+	-- Restricting third party sales is only valid for Assets and Game Passes
+	if productInfo.ProductType ~= DEVELOPER_PRODUCT_TYPE
+		and restrictThirdParty
+		and not Workspace.AllowThirdPartySales
+	then
+		local isGroupGame = game.CreatorType == Enum.CreatorType.Group
+		local isGroupAsset = productInfo.Creator.CreatorType == "Group"
+		local productCreator = tonumber(productInfo.Creator.CreatorTargetId)
+
+		--[[
+			Third party sales will be restricted if the creator of the asset
+			is not the creator of this game, whether the creators be users or groups
+		]]
+		if productCreator ~= ROBLOX_CREATOR
+			and (isGroupGame ~= isGroupAsset or productCreator ~= game.CreatorId)
+		then
+			--[[
+				Typically we avoid messaging the console for core scripts, but
+				in this case we want to inform developers why their game isn't
+				allowing sales while they're testing.
+			]]
+			warn((THIRD_PARTY_WARNING):format(
+				productInfo.AssetId,
+				productCreator,
+				isGroupGame and "group" or "user"
+			))
+			return false, PurchaseError.ThirdPartyDisabled
+		end
+	end
+
+	-- No failed prerequisites
+	return true, nil
+end
+
+return meetsPrerequisites