Ports arachnids from WaspStation

code/modules/mob/dead/new_player/sprite_accessories/spider.dm

@@ -0,0 +1,47 @@
+/datum/sprite_accessory/spider_legs
+	icon = 'icons/mob/spider_legs.dmi'
+	color_src = MUTCOLORS
+
+/datum/sprite_accessory/spider_legs/plain
+	name = "Plain"
+	icon_state = "plain"
+
+/datum/sprite_accessory/spider_legs/fuzzy
+	name = "Fuzzy"
+	icon_state = "fuzzy"
+
+/datum/sprite_accessory/spider_legs/spiky
+	name = "Spiky"
+	icon_state = "spiky"
+
+/datum/sprite_accessory/spider_spinneret
+	icon = 'icons/mob/spider_spinneret.dmi'
+	color_src = MUTCOLORS
+
+/datum/sprite_accessory/spider_spinneret/plain
+	name = "Plain"
+	icon_state = "plain"
+
+/datum/sprite_accessory/spider_spinneret/fuzzy
+	name = "Fuzzy"
+	icon_state = "fuzzy"
+
+/datum/sprite_accessory/spider_spinneret/black_widow
+	name = "Black Widow"
+	icon_state = "blackwidow"
+
+/datum/sprite_accessory/spider_mandibles
+	icon = 'icons/mob/spider_mandibles.dmi'
+	color_src = MUTCOLORS
+
+/datum/sprite_accessory/spider_mandibles/plain
+	name = "Plain"
+	icon_state = "plain"
+
+/datum/sprite_accessory/spider_mandibles/fuzzy
+	name = "Fuzzy"
+	icon_state = "fuzzy"
+
+/datum/sprite_accessory/spider_mandibles/spiky
+	name = "Spiky"
+	icon_state = "spiky"

code/modules/mob/living/carbon/human/human.dm

@@ -1255,3 +1255,6 @@
 
 /mob/living/carbon/human/species/roundstartslime
 	race = /datum/species/jelly/roundstartslime
+
+/mob/living/carbon/human/species/spider
+	race = /datum/species/spider

code/modules/mob/living/carbon/human/species.dm

@@ -117,6 +117,8 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 	//the ids you can use for your species, if empty, it means default only and not changeable
 	var/list/allowed_limb_ids
 
+	var/override_bp_icon //override for the icon path used when setting bodypart overlays. Intended for species that don't fit in the standard 32x32 files.
+
 ///////////
 // PROCS //
 ///////////

code/modules/mob/living/carbon/human/species_types/spider.dm

@@ -0,0 +1,156 @@
+/datum/species/spider
+	name = "Arachnid"
+	id = "rachnid"
+	override_bp_icon = 'icons/mob/spider_parts.dmi'
+	say_mod = "chitters"
+	default_color = "00FF00"
+	species_traits = list(LIPS, NOEYES, NO_UNDERWEAR)
+	inherent_biotypes = MOB_ORGANIC|MOB_HUMANOID|MOB_BUG
+	mutant_bodyparts = list("spider_legs", "spider_spinneret", "spider_mandibles")
+	attack_verb = "slash"
+	attack_sound = 'sound/weapons/slash.ogg'
+	miss_sound = 'sound/weapons/slashmiss.ogg'
+	meat = /obj/item/reagent_containers/food/snacks/meat/slab/spider
+	liked_food = MEAT | RAW
+	disliked_food = FRUIT | GROSS
+	toxic_food = VEGETABLES | DAIRY
+	mutanteyes = /obj/item/organ/eyes/night_vision/spider
+	mutanttongue = /obj/item/organ/tongue/spider
+	species_language_holder = /datum/language_holder/spider
+	var/web_cooldown = 30
+	var/web_ready = TRUE
+	var/spinner_rate = 75
+
+/datum/species/spider/random_name(gender,unique,lastname)
+	if(unique)
+		return random_unique_spider_name()
+
+	var/randname = spider_name()
+
+	if(lastname)
+		randname += " [lastname]"
+
+	return randname
+
+/datum/species/spider/handle_chemicals(datum/reagent/chem, mob/living/carbon/human/H)
+	. = ..()
+	if(chem.type == /datum/reagent/toxin/pestkiller)
+		H.adjustToxLoss(3)
+		H.reagents.remove_reagent(chem.type, REAGENTS_METABOLISM)
+
+/datum/species/spider/check_weakness(obj/item/weapon, mob/living/attacker)
+	if(istype(weapon, /obj/item/melee/flyswatter))
+		return 9 //flyswatters deal 10x damage to spiders
+	return 0
+
+/datum/species/spider/on_species_gain(mob/living/carbon/human/H, datum/species/old_species)
+	. = ..()
+	var/datum/action/innate/spin_web/SW = new
+	var/datum/action/innate/spin_cocoon/SC = new
+	SC.Grant(H)
+	SW.Grant(H)
+
+/datum/species/spider/on_species_loss(mob/living/carbon/human/H)
+	. = ..()
+	var/datum/action/innate/spin_web/SW = locate(/datum/action/innate/spin_web) in H.actions
+	var/datum/action/innate/spin_cocoon/SC = locate(/datum/action/innate/spin_cocoon) in H.actions
+	SC?.Remove(H)
+	SW?.Remove(H)
+
+/datum/action/innate/spin_web
+    name = "Spin Web"
+    check_flags = AB_CHECK_RESTRAINED|AB_CHECK_STUN|AB_CHECK_CONSCIOUS
+    icon_icon = 'icons/mob/actions/actions_animal.dmi'
+    button_icon_state = "lay_web"
+
+/datum/action/innate/spin_cocoon
+	name = "Spin Cocoon"
+	check_flags = AB_CHECK_RESTRAINED|AB_CHECK_STUN|AB_CHECK_CONSCIOUS
+	icon_icon = 'icons/mob/actions/actions_animal.dmi'
+	button_icon_state = "wrap_0"
+
+/datum/action/innate/spin_web/Activate()
+	var/mob/living/carbon/human/species/spider/H = owner
+	var/datum/species/spider/E = H.dna.species
+	if(H.stat == "DEAD")
+		return
+	if(E.web_ready == FALSE)
+		to_chat(H, "<span class='warning'>You need to wait awhile to regenerate web fluid.</span>")
+		return
+	var/turf/T = get_turf(H)
+	if(!T)
+		to_chat(H, "<span class='warning'>There's no room to spin your web here!</span>")
+		return
+	var/obj/structure/spider/stickyweb/W = locate() in T
+	var/obj/structure/spider_player/W2 = locate() in T
+	if(W || W2)
+		to_chat(H, "<span class='warning'>There's already a web here!</span>")
+		return
+	 // Should have some minimum amount of food before trying to activate
+	var/nutrition_threshold = NUTRITION_LEVEL_FED
+	if (H.nutrition >= nutrition_threshold)
+		to_chat(H, "<i>You begin spinning some web...</i>")
+		if(!do_after(H, 10 SECONDS, 1, T))
+			to_chat(H, "<span class='warning'>Your web spinning was interrupted!</span>")
+			return
+		if(prob(75))
+			H.adjust_nutrition(-E.spinner_rate)
+			addtimer(VARSET_CALLBACK(E, web_ready, TRUE), E.web_cooldown)
+			to_chat(H, "<i>You use up a fair amount of energy spinning the web.</i>")
+		new /obj/structure/spider_player(T, owner)
+		to_chat(H, "<i>You weave a web on the ground with your spinneret!</i>")
+
+	else
+		to_chat(H, "<span class='warning'>You're too hungry to spin web right now, eat something first!</span>")
+		return
+/*
+	This took me far too long to figure out so I'm gonna document it here.
+	1) Create an innate action for the species
+	2) Have that action trigger a RegisterSignal for mob clicking
+	3) Trigger the cocoonAtom proc on that signal
+	4) Validate the target then start spinning
+	5) if you're not interrupted, force move the target to the cocoon created at their location.
+*/
+/datum/action/innate/spin_cocoon/Activate()
+	var/mob/living/carbon/human/species/spider/H = owner
+	var/datum/species/spider/E = H.dna.species
+	if(H.stat == "DEAD")
+		return
+	if(E.web_ready == FALSE)
+		to_chat(H, "<span class='warning'>You need to wait awhile to regenerate web fluid.</span>")
+		return
+	var/nutrition_threshold = NUTRITION_LEVEL_FED
+	if (H.nutrition >= nutrition_threshold)
+		to_chat(H, "<span class='warning'>You pull out a strand from your spinneret, ready to wrap a target. <BR>\
+		 (Press ALT+CLICK or MMB on the target to start wrapping.)</span>")
+		H.adjust_nutrition(E.spinner_rate * -0.5)
+		addtimer(VARSET_CALLBACK(E, web_ready, TRUE), E.web_cooldown)
+		RegisterSignal(H, list(COMSIG_MOB_ALTCLICKON), .proc/cocoonAtom)
+		return
+	else
+		to_chat(H, "<span class='warning'>You're too hungry to spin web right now, eat something first!</span>")
+		return
+
+/datum/action/innate/spin_cocoon/proc/cocoonAtom(mob/living/carbon/human/species/spider/H, atom/movable/A)
+	UnregisterSignal(H, list(COMSIG_MOB_ALTCLICKON))
+	var/datum/species/spider/E = H.dna.species
+	if (!H || !isspiderperson(H))
+		return COMSIG_MOB_CANCEL_CLICKON
+	else
+		if(E.web_ready == FALSE)
+			to_chat(H, "<span class='warning'>You need to wait awhile to regenerate web fluid.</span>")
+			return
+		if(!do_after(H, 10 SECONDS, 1, A))
+			to_chat(H, "<span class='warning'>Your web spinning was interrupted!</span>")
+			return
+		H.adjust_nutrition(E.spinner_rate * -3)
+		var/obj/structure/spider_player/cocoon/C = new(A.loc)
+		if(isliving(A))
+			C.icon_state = pick("cocoon_large1","cocoon_large2","cocoon_large3")
+			A.forceMove(C)
+			H.visible_message("<span class='danger'>[H] wraps [A] into a large cocoon!</span>")
+			return
+		else
+			A.forceMove(C)
+			H.visible_message("<span class='danger'>[H] wraps [A] into a cocoon!</span>")
+			return