Adds do_surgery() behaviour for various items

Heath scanners, autopsy scanners, syringes, hyposprays, droppers and bottles.

code/game/objects/items/devices/scanners.dm

@@ -24,8 +24,16 @@ REAGENT SCANNER
 	origin_tech = list(TECH_MAGNET = 1, TECH_BIO = 1)
 	var/mode = 1;
 
+/obj/item/device/healthanalyzer/do_surgery(mob/living/M, mob/living/user)
+	if(user.a_intent != I_HELP) //in case it is ever used as a surgery tool
+		return ..()
+	scan_mob(M, user) //default surgery behaviour is just to scan as usual
+	return 1
 
-/obj/item/device/healthanalyzer/attack(mob/living/M as mob, mob/living/user as mob)
+/obj/item/device/healthanalyzer/attack(mob/living/M, mob/living/user)
+	scan_mob(M, user)
+
+/obj/item/device/healthanalyzer/proc/scan_mob(mob/living/M, mob/living/user)
 	if ((CLUMSY in user.mutations) && prob(50))
 		user << text("<span class='warning'>You try to analyze the floor's vitals!</span>")
 		for(var/mob/O in viewers(M, null))
@@ -168,8 +176,7 @@ REAGENT SCANNER
 			else
 				user.show_message("<span class='notice'>Blood Level Normal: [blood_percent]% [blood_volume]cl. Type: [blood_type]</span>")
 		user.show_message("<span class='notice'>Subject's pulse: <font color='[H.pulse == PULSE_THREADY || H.pulse == PULSE_NONE ? "red" : "blue"]'>[H.get_pulse(GETPULSE_TOOL)] bpm.</font></span>")
-	src.add_fingerprint(user)
-	return
+
 
 /obj/item/device/healthanalyzer/verb/toggle_mode()
 	set name = "Switch Verbosity"

code/game/objects/items/weapons/autopsy.dm

@@ -162,19 +162,16 @@
 	if(istype(usr,/mob/living/carbon))
 		usr.put_in_hands(src)
 
-/obj/item/weapon/autopsy_scanner/attack(mob/living/carbon/human/M as mob, mob/living/carbon/user as mob)
+/obj/item/weapon/autopsy_scanner/do_surgery(mob/living/carbon/human/M, mob/living/user)
 	if(!istype(M))
-		return
-
-	if(!can_operate(M))
-		return
+		return 0
 
 	if(target_name != M.name)
 		target_name = M.name
 		src.wdata = list()
 		src.chemtraces = list()
 		src.timeofdeath = null
-		user << "<span class='notice'>A new patient has been registered.. Purging data for previous patient.</span>"
+		user << "<span class='notice'>A new patient has been registered. Purging data for previous patient.</span>"
 
 	src.timeofdeath = M.timeofdeath
 
@@ -183,10 +180,9 @@
 		usr << "<span class='warning'>You can't scan this body part.</span>"
 		return
 	if(!S.open)
-		usr << "<span class='warning'>You have to cut the limb open first!</span>"
+		usr << "<span class='warning'>You have to cut [S] open first!</span>"
 		return
-	for(var/mob/O in viewers(M))
-		O.show_message("<span class='notice'>\The [user] scans the wounds on [M.name]'s [S.name] with \the [src]</span>", 1)
+	M.visible_message("<span class='notice'>\The [user] scans the wounds on [M]'s [S.name] with [src]</span>")
 
 	src.add_data(S)