First commit

app/SabrehavenServer/data/lib/core/game.lua

@@ -0,0 +1,159 @@
+function Game.sendMagicEffect(position, effect)
+	local pos = Position(position)
+	pos:sendMagicEffect(effect)
+end
+
+function Game.removeItemsOnMap(position)
+	local tile = Tile(position)
+	local tileCount = tile:getThingCount()
+	local i = 0
+	while i < tileCount do
+		local tileItem = tile:getThing(i)
+		if tileItem and tileItem:getType():isMovable() then
+			tileItem:remove()
+		else
+			i = i + 1
+		end
+	end
+end
+
+function Game.transformItemOnMap(position, itemId, toItemId, subtype)
+	if not subtype then
+		subtype = -1
+	end
+
+	local tile = Tile(position)
+	local item = tile:getItemById(itemId)
+	item:transform(toItemId, subtype)
+	item:decay()
+	return item
+end
+
+function Game.removeItemOnMap(position, itemId, subtype)
+	if not subtype then
+		subtype = -1
+	end
+	
+	local tile = Tile(position)
+	local item = tile:getItemById(itemId, subtype)
+	item:remove()
+end
+
+function Game.isItemThere(position, itemId)
+	local tile = Tile(position)
+	return tile:getItemById(itemId) ~= nil
+end
+
+function Game.isPlayerThere(position)
+	local tile = Tile(position)
+	local creatures = tile:getCreatures()
+	for _, creature in ipairs(creatures) do
+		if creature:isPlayer() then
+			return true
+		end
+	end
+	return false
+end
+
+function Game.isMonsterThere(position, monsterName)
+	local tile = Tile(position)
+	local creatures = tile:getCreatures()
+	for _, creature in ipairs(creatures) do
+		if creature:isMonster() and creature:getName():lower() == monsterName:lower() then
+			return creature
+		end
+	end
+	return nil
+end
+
+function Game.broadcastMessage(message, messageType)
+	if messageType == nil then
+		messageType = MESSAGE_STATUS_WARNING
+	end
+
+	for _, player in ipairs(Game.getPlayers()) do
+		player:sendTextMessage(messageType, message)
+	end
+end
+
+function Game.convertIpToString(ip)
+	local band = bit.band
+	local rshift = bit.rshift
+	return string.format("%d.%d.%d.%d",
+		band(ip, 0xFF),
+		band(rshift(ip, 8), 0xFF),
+		band(rshift(ip, 16), 0xFF),
+		rshift(ip, 24)
+	)
+end
+
+function Game.getReverseDirection(direction)
+	if direction == WEST then
+		return EAST
+	elseif direction == EAST then
+		return WEST
+	elseif direction == NORTH then
+		return SOUTH
+	elseif direction == SOUTH then
+		return NORTH
+	elseif direction == NORTHWEST then
+		return SOUTHEAST
+	elseif direction == NORTHEAST then
+		return SOUTHWEST
+	elseif direction == SOUTHWEST then
+		return NORTHEAST
+	elseif direction == SOUTHEAST then
+		return NORTHWEST
+	end
+	return NORTH
+end
+
+function Game.getSkillType(weaponType)
+	if weaponType == WEAPON_CLUB then
+		return SKILL_CLUB
+	elseif weaponType == WEAPON_SWORD then
+		return SKILL_SWORD
+	elseif weaponType == WEAPON_AXE then
+		return SKILL_AXE
+	elseif weaponType == WEAPON_DISTANCE then
+		return SKILL_DISTANCE
+	elseif weaponType == WEAPON_SHIELD then
+		return SKILL_SHIELD
+	end
+	return SKILL_FIST
+end
+
+if not globalStorageTable then
+	globalStorageTable = {}
+end
+
+function Game.getStorageValue(key)
+	-- Return from local table if possible
+    if globalStorageTable[key] ~= nil then
+        return globalStorageTable[key]
+    end
+
+    -- Else look for it on the DB
+    local dbData = db.storeQuery("SELECT `value` FROM `global_storage` WHERE `key` = " .. key .. " LIMIT 1;")
+    if dbData ~= false then
+        local value = result.getNumber(dbData, "value")
+        if value ~= nil then
+            -- Save it to globalStorageTable
+            globalStorageTable[key] = value
+            return value
+        end
+    end
+
+    return nil
+end
+
+function Game.setStorageValue(key, value)
+	globalStorageTable[key] = value
+
+    local dbData = db.storeQuery("SELECT `value` FROM `global_storage` WHERE `key` = " .. key .. " LIMIT 1;")
+    if dbData ~= false then
+        db.query("UPDATE `global_storage` SET `value`='".. value .."' WHERE `key` = " .. key .. " LIMIT 1;")
+    else
+        db.query("INSERT INTO `global_storage` (`key`, `value`) VALUES (" .. key .. ", " .. value .. ");")
+    end
+end