Merge pull request #12786 from silicons/survivalists

makes survivalists pseudoantags again and limits summon guns/magic to one use

code/game/gamemodes/objective.dm

@@ -845,6 +845,37 @@ GLOBAL_LIST_EMPTY(possible_items_special)
 /datum/objective/destroy/internal
 	var/stolen = FALSE 		//Have we already eliminated this target?
 
+/datum/objective/steal_five_of_type
+	name = "steal five of"
+	explanation_text = "Steal at least five items!"
+	var/list/wanted_items = list(/obj/item)
+
+/datum/objective/steal_five_of_type/New()
+	..()
+	wanted_items = typecacheof(wanted_items)
+
+/datum/objective/steal_five_of_type/summon_guns
+	name = "steal guns"
+	explanation_text = "Steal at least five guns!"
+	wanted_items = list(/obj/item/gun)
+
+/datum/objective/steal_five_of_type/summon_magic
+	name = "steal magic"
+	explanation_text = "Steal at least five magical artefacts!"
+	wanted_items = list(/obj/item/spellbook, /obj/item/gun/magic, /obj/item/clothing/suit/space/hardsuit/wizard, /obj/item/scrying, /obj/item/antag_spawner/contract, /obj/item/necromantic_stone)
+
+/datum/objective/steal_five_of_type/check_completion()
+	var/list/datum/mind/owners = get_owners()
+	var/stolen_count = 0
+	for(var/datum/mind/M in owners)
+		if(!isliving(M.current))
+			continue
+		var/list/all_items = M.current.GetAllContents()	//this should get things in cheesewheels, books, etc.
+		for(var/obj/I in all_items) //Check for wanted items
+			if(is_type_in_typecache(I, wanted_items))
+				stolen_count++
+	return stolen_count >= 5
+
 //Created by admin tools
 /datum/objective/custom
 	name = "custom"