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lua/entities/lvs_base/sv_doorsystem.lua

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+--[[
+| This file was obtained through the combined efforts
+| of Madbluntz & Plymouth Antiquarian Society.
+|
+| Credits: lifestorm, Gregory Wayne Rossel JR.,
+| 	Maloy, DrPepper10 @ RIP, Atle!
+|
+| Visit for more: https://plymouth.thetwilightzone.ru/
+--]]
+
+
+function ENT:AddDoorHandler( poseparameter, pos, ang, mins, maxs, openmins, openmaxs )
+	if not isstring( poseparameter ) then return end
+
+	if not isvector( pos ) or not isangle( ang ) or not isvector( mins ) or not isvector( maxs ) then
+		pos = vector_origin
+		ang = angle_zero
+		mins = self:OBBMins()
+		maxs = self:OBBMaxs()
+	end
+
+	if not isvector( openmins ) then
+		openmins = mins
+	end
+
+	if not isvector( openmaxs ) then
+		openmaxs = maxs
+	end
+
+	local Handler = ents.Create( "lvs_base_doorhandler" )
+
+	if not IsValid( Handler ) then
+		return
+	end
+
+	Handler:SetPos( self:LocalToWorld( pos ) )
+	Handler:SetAngles( self:LocalToWorldAngles( ang ) )
+	Handler:Spawn()
+	Handler:Activate()
+	Handler:SetParent( self )
+	Handler:SetBase( self )
+	Handler:SetMins( mins )
+	Handler:SetMinsOpen( openmins )
+	Handler:SetMinsClosed( mins )
+
+	Handler:SetMaxs( maxs )
+	Handler:SetMaxsOpen( openmaxs )
+	Handler:SetMaxsClosed( maxs )
+
+	Handler:SetPoseName( poseparameter )
+
+	self:DeleteOnRemove( Handler )
+
+	self:TransferCPPI( Handler )
+
+	if not istable( self._DoorHandlers ) then
+		self._DoorHandlers = {}
+	end
+
+	table.insert( self._DoorHandlers, Handler )
+
+	return Handler
+end
+
+function ENT:GetDoorHandler( ply )
+	if not IsValid( ply ) or not istable( self._DoorHandlers ) then return NULL end
+
+	local ShootPos = ply:GetShootPos()
+	local AimVector = ply:GetAimVector()
+
+	local radius = 99999999999
+	local target = NULL
+
+	for _, doorHandler in pairs( self._DoorHandlers ) do
+		if not IsValid( doorHandler ) then continue end
+
+		local boxOrigin = doorHandler:GetPos()
+		local boxAngles = doorHandler:GetAngles()
+		local boxMins = doorHandler:GetMins()
+		local boxMaxs = doorHandler:GetMaxs()
+
+		local HitPos, _, _ = util.IntersectRayWithOBB( ShootPos, AimVector * doorHandler.UseRange, boxOrigin, boxAngles, boxMins, boxMaxs )
+
+		local InRange = isvector( HitPos )
+
+		if not InRange then continue end
+
+		local dist = (ShootPos - HitPos):Length()
+
+		if dist < radius then
+			target = doorHandler
+			radius = dist
+		end
+	end
+
+	return target
+end
+
+function ENT:GetDoorHandlers()
+	if istable( self._DoorHandlers ) then return self._DoorHandlers end
+
+	return {}
+end
+
+function ENT:HasDoorSystem()
+	local HasDoorSystem = false
+
+	for _, Handler in pairs( self:GetDoorHandlers() ) do
+		if not IsValid( Handler ) then continue end
+	
+		if IsValid( Handler:GetLinkedSeat() ) then
+			HasDoorSystem = true
+			break
+		end
+	end
+
+	return HasDoorSystem
+end