ed

resources/[Developer]/mh_Parking/sv_utils.lua

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+activePlayerPositions = {}
+
+-- returns a loaded vehicled with a given number plate
+function TryGetLoadedVehicle(plate, loadedVehicles)
+    for i = 1, #loadedVehicles, 1 do
+        if (plate == GetVehicleNumberPlateText(loadedVehicles[i]) and DoesEntityExist(loadedVehicles[i])) then
+            return loadedVehicles[i]
+        end
+    end
+
+    return nil
+end
+
+function ContainsPlate(plate, vehiclePlates)
+    for i = 1, #vehiclePlates, 1 do
+        if (plate == vehiclePlates[i]) then
+            return true
+        end
+    end
+
+    return false
+end
+
+-- Logs text to the server console
+function Log(text)
+    if (Config.isDebug) then
+        Print(GetCurrentResourceName() .. ": " .. text)
+    end
+end
+
+-- return the distance between two positions (Vector3)
+function Vector3Dist(v1, v2)
+	return math.sqrt( (v2.x - v1.x) * (v2.x - v1.x) + (v2.y - v1.y) * (v2.y - v1.y) + (v2.z - v1.z) * (v2.z - v1.z) )
+end
+
+-- return the distance between two positions without sqrt (Vector3)
+function Vector3DistFast(v1, v2)
+	return (v2.x - v1.x) * (v2.x - v1.x) + (v2.y - v1.y) * (v2.y - v1.y) + (v2.z - v1.z) * (v2.z - v1.z)
+end
+
+-- returns the difference in degrees from the axis with the highest difference
+function GetRotationDifference(r1, r2)
+    local x = math.abs(r1.x - r2.x)
+    local y = math.abs(r1.y - r2.y)
+    local z = math.abs(r1.z - r2.z)
+
+    if (x > y and x > z) then
+        return x
+    elseif (y > z) then
+        return y
+    else
+        return z
+    end
+end
+
+-- get the amount of currently active players
+function GetActivePlayerCount()
+    local playerCount = 0
+    for k, v in pairs(activePlayerPositions) do
+        playerCount = playerCount + 1
+    end
+    return playerCount
+end
+
+-- return the ID of the closest player
+function GetClosestPlayerId(position)
+	local closestDistance = 1000000.0
+	local closestPlayerID = nil
+    local closestPos = nil
+	
+    for playerID, pos in pairs(activePlayerPositions) do
+        local distance = Vector3DistFast(position, pos)
+        
+        if (distance < closestDistance) then
+            closestDistance = distance
+            closestPlayerID = playerID
+            closestPos = pos
+        end
+	end
+	
+    local distance = nil
+    if (closestPlayerID ~= nil) then
+        distance = Vector3Dist(position, closestPos)
+    end
+    
+	return closestPlayerID, distance
+end
+
+function IsAnyPlayerInsideVehicle(vehicle, playerPeds)
+    for i = 1, #playerPeds, 1 do
+        local veh = GetVehiclePedIsIn(playerPeds[i], false)
+
+        if (DoesEntityExist(veh) and veh == vehicle) then
+            return true
+        end
+    end
+
+    return false
+end
+
+-- return the ped of the closest player
+function GetClosestPlayerPed(position, playerPeds)
+	local closestDistance = 1000000.0
+	local closestPlayerPed = nil
+    local closestPos = nil
+	
+    for k, playerPed in pairs(playerPeds) do
+        local pos = GetEntityCoords(playerPed)
+        local distance = Vector3DistFast(position, pos)
+        
+        if (distance < closestDistance) then
+            closestDistance = distance
+            closestPlayerPed = playerPed
+            closestPos = pos
+        end
+	end
+	
+    local distance = 0.0
+    if (closestPlayerPed ~= nil) then
+        distance = Vector3Dist(position, closestPos)
+    end
+    
+	return closestPlayerPed, distance
+end
+
+-- returns true if a player is active on the server with the specified license
+function IsPlayerWithLicenseActive(license)
+    for playerId, playerPos in pairs(activePlayerPositions) do
+        if (GetPlayerIdentifiersSorted(playerId)["license"] == license) then
+            return true
+        end
+    end
+
+    return false
+end
+
+-- Return an array with all identifiers - e.g. ids["license"] = license:xxxxxxxxxxxxxxxx
+function GetPlayerIdentifiersSorted(playerServerId)
+	local ids = {}
+
+	local identifiers = GetPlayerIdentifiers(playerServerId)
+
+	for k, identifier in pairs (identifiers) do
+		local i, j = string.find(identifier, ":")
+		local idType = string.sub(identifier, 1, i-1)
+
+		ids[idType] = identifier
+	end
+
+	return ids
+end