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code/modules/modular_computers/computers/item/computer_components.dm

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+/obj/item/modular_computer/proc/can_install_component(obj/item/computer_hardware/H, mob/living/user = null)
+	if(!H.can_install(src, user))
+		return FALSE
+
+	if(H.w_class > max_hardware_size)
+		to_chat(user, "<span class='warning'>This component is too large for \the [src]!</span>")
+		return FALSE
+
+	if(all_components[H.device_type])
+		to_chat(user, "<span class='warning'>This computer's hardware slot is already occupied by \the [all_components[H.device_type]].</span>")
+		return FALSE
+	return TRUE
+
+
+// Installs component.
+/obj/item/modular_computer/proc/install_component(obj/item/computer_hardware/H, mob/living/user = null)
+	if(!can_install_component(H, user))
+		return FALSE
+
+	if(user && !user.transferItemToLoc(H, src))
+		return FALSE
+
+	all_components[H.device_type] = H
+
+	to_chat(user, "<span class='notice'>You install \the [H] into \the [src].</span>")
+	H.holder = src
+	H.forceMove(src)
+	H.on_install(src, user)
+
+
+// Uninstalls component.
+/obj/item/modular_computer/proc/uninstall_component(obj/item/computer_hardware/H, mob/living/user = null)
+	if(H.holder != src) // Not our component at all.
+		return FALSE
+
+	all_components.Remove(H.device_type)
+
+	to_chat(user, "<span class='notice'>You remove \the [H] from \the [src].</span>")
+
+	H.forceMove(get_turf(src))
+	H.holder = null
+	H.on_remove(src, user)
+	if(enabled && !use_power())
+		shutdown_computer()
+	update_icon()
+
+
+// Checks all hardware pieces to determine if name matches, if yes, returns the hardware piece, otherwise returns null
+/obj/item/modular_computer/proc/find_hardware_by_name(name)
+	for(var/i in all_components)
+		var/obj/O = all_components[i]
+		if(O.name == name)
+			return O
+	return null