Makes bloodcult conversions consensual

code/modules/antagonists/cult/runes.dm

@@ -185,6 +185,9 @@ structure_check() searches for nearby cultist structures required for the invoca
 	color = RUNE_COLOR_OFFER
 	req_cultists = 1
 	rune_in_use = FALSE
+	var/mob/living/currentconversionman
+	var/conversiontimeout
+	var/conversionresult
 
 /obj/effect/rune/convert/do_invoke_glow()
 	return
@@ -241,6 +244,21 @@ structure_check() searches for nearby cultist structures required for the invoca
 			to_chat(M, "<span class='warning'>Something is shielding [convertee]'s mind!</span>")
 		log_game("Offer rune failed - convertee had anti-magic")
 		return 0
+	to_chat(convertee, "<span class='cult italic'><b>Your blood pulses. Your head throbs. The world goes red. All at once you are aware of a horrible, horrible, truth. The veil of reality has been ripped away \
+	and something evil takes root.</b></span>")
+	to_chat(convertee, "<span class='cult italic'>Do you wish to embrace the Geometer of Blood? <a href='?src=\ref[src];signmeup=1'>Click here to stop resisting the truth.</a> Or you could choose to continue resisting...</span>")
+	currentconversionman = convertee
+	conversiontimeout = world.time + (10 SECONDS)
+	convertee.Stun(100)
+	conversionresult = FALSE
+	while(world.time < conversiontimeout && convertee && !conversionresult)
+		stoplag(1)
+	currentconversionman = null
+	if(convertee && get_turf(convertee) != get_turf(src))
+		return FALSE
+	if(!conversionresult && convertee)
+		do_sacrifice(convertee, invokers)
+		return FALSE
 	var/brutedamage = convertee.getBruteLoss()
 	var/burndamage = convertee.getFireLoss()
 	if(brutedamage || burndamage)
@@ -252,8 +270,6 @@ structure_check() searches for nearby cultist structures required for the invoca
 	SSticker.mode.add_cultist(convertee.mind, 1)
 	new /obj/item/melee/cultblade/dagger(get_turf(src))
 	convertee.mind.special_role = ROLE_CULTIST
-	to_chat(convertee, "<span class='cult italic'><b>Your blood pulses. Your head throbs. The world goes red. All at once you are aware of a horrible, horrible, truth. The veil of reality has been ripped away \
-	and something evil takes root.</b></span>")
 	to_chat(convertee, "<span class='cult italic'><b>Assist your new compatriots in their dark dealings. Your goal is theirs, and theirs is yours. You serve the Geometer above all else. Bring it back.\
 	</b></span>")
 	if(ishuman(convertee))
@@ -313,6 +329,12 @@ structure_check() searches for nearby cultist structures required for the invoca
 			sacrificial.gib()
 	return TRUE
 
+/obj/effect/rune/convert/Topic(href, href_list)
+	if(href_list["signmeup"])
+		if(currentconversionman == usr)
+			conversionresult = TRUE
+		else
+			to_chat(usr, "<span class='cult italic'><b>Your fate has already been set in stone.</b></span>")
 
 
 /obj/effect/rune/empower