first commit

.\building.lua

@@ -0,0 +1,61 @@
+local building = {}
+
+building.house = {
+ use_money = 1000,
+ use_food = 123,
+ is_init = true,
+}
+
+building.house[1] = {
+ use_money = 1000,
+ use_food = 123,
+ is_init = true,
+}
+
+building.house[2] = {
+ use_money = 123,
+}
+
+building.house[3] = {
+ use_money = 456,
+}
+
+building.farm = {
+ use_money = 100,
+ use_food = 234,
+ is_init = false,
+}
+
+building.farm[1] = {
+ use_money = 100,
+ use_food = 234,
+ is_init = false,
+}
+
+building.farm[2] = {
+ use_money = 200,
+}
+
+building.farm[3] = {
+ use_money = 200,
+}
+
+building.all_type = {}
+local all_type = building.all_type
+all_type[1] = house
+all_type[2] = farm
+
+
+
+for i=1, #(building.all_type) do
+ local item = building.all_type[i]
+ for j=1, #item do
+ item[j].__index = item[j]
+ if j < #item then
+ setmetatable(item[j+1], item[j])
+ end
+ end
+end
+
+
+return building

building.csv

@@ -0,0 +1,10 @@
+name,use_money,use_food,is_init,defense
+string,number,number,bool,number
+名字,使用金币数,使用食物数,是否初始化,防御值
+house,1000,123,TRUE,100
+,123,,,120
+,456,,,130
+farm,100,234,FALSE,200
+,200,,,
+,200,,,
+,,,,

csvtolua.lua

@@ -0,0 +1,261 @@
+----------------------------------------
+---- @file csvtolua.lua
+---- @brief convert csv file to lua file
+---- @author fergus <[email protected]>
+---- @version 
+---- @date 2014-09-03
+------------------------------------------
+
+-- 去掉字符串左右空白
+local function trim(s)
+ s = string.gsub(s, "^%s+", "")
+ return string.gsub(s, "%s+$", "")
+end
+
+-- 判断是否含有空格
+local function isHaveBlank(s)
+ local ret = string.find(s, "%s")
+ if ret == nil then
+ return false
+ else
+ return true
+ end
+end
+
+-- 解析一行
+local function split(str, reps)
+ local resultStrsList = {}
+ string.gsub(str, "([^" .. reps .."]*)" .. reps,
+ function(w)
+ local s = trim(w)
+ table.insert(resultStrsList, s)
+ end
+ )
+ return resultStrsList
+end
+
+-- 解析csv一行数据
+local function splitCsvOneRow(str)
+ local t = split(str, ",")
+ local isNoData = true
+ for i, v in ipairs(t) do
+ if (v ~= "") then
+ isNoData = false
+ break
+ end
+ end
+
+ if (isNoData == true) then
+ return nil
+ else
+ return t
+ end
+end
+
+-- 解析文件放入table中
+local function parseCsvToTable(file)
+ local rfile = io.open(file .. ".csv", "r")
+ assert(rfile)
+ local csv = {}
+ for str in rfile:lines() do
+ local t = splitCsvOneRow(str, ",")
+ if (t ~= nil) then
+ table.insert(csv, t)
+ end
+ end
+ if (next(csv) == nil) then
+ csv = nil
+ end
+ return csv
+end
+
+-- 检查csv结构
+local function checkCsv(csv)
+ if (#csv < 4) then
+ return false, "Csv文件行小于4行"
+ elseif (#csv[1] < 1) then
+ return false, "Csv文件列小于1列"
+ elseif (string.lower(csv[1][1]) ~= "name") then
+ return false, "Csv第一个字段必须为Name"
+ end
+
+ -- 检查字段
+ for i, v in ipairs(csv[1]) do
+ if (isHaveBlank(v) == true) then
+ local errorStr = "row[" .. 1 .. "] colum[" .. i .. "] Key have blanks"
+ return false, errorStr
+ end
+ end
+
+ -- 检查类型
+ if (string.lower(csv[2][1]) ~= "string") then
+ return false, "Name typeKey must be [string]"
+ end
+
+ for i, v in ipairs(csv[2]) do
+ local typeKey = string.lower(v)
+ if (typeKey ~= "string" and typeKey ~= "bool" and typeKey ~= "number") then
+ local errorStr = "row[" .. 2 .. "] colum[" .. i .. "] typeKey must be [number] or [bool] or [string]"
+ return false, errorStr
+ end
+ end
+
+ for i, v in ipairs(csv[4]) do
+ if (v == "") then
+ return false, "数据第一行必须都有值 row[4] colum[" .. i .. "] is empty."
+ end
+ end
+
+ -- 检查具体数据
+ for rowIdx, row in ipairs(csv) do
+ if (rowIdx >= 4) then
+ for columIdx, colum in ipairs(csv[rowIdx]) do
+ if (csv[rowIdx][columIdx] ~= "" and csv[2][columIdx] == "number") then
+ if (tonumber(csv[rowIdx][columIdx]) == nil) then
+ local errorStr = "row[" .. rowIdx .. "] colum[" .. columIdx .. "] is not a [number]"
+ return false, errorStr
+ end
+ elseif (csv[rowIdx][columIdx] ~= "" and csv[2][columIdx] == "string") then
+ -- string不需要判断
+ elseif (csv[rowIdx][columIdx] ~= "" and csv[2][columIdx] == "bool") then
+ local boolValue = string.lower(trim(csv[rowIdx][columIdx]))
+ if (boolValue ~= "true" and boolValue ~= "false") then
+ local errorStr = "row[" .. rowIdx .. "] colum[" .. columIdx .. "] [" .. boolValue .."] is not a [bool]"
+ return false, errorStr
+ end
+ end
+ end
+ end
+ end
+
+ return true
+end
+
+
+-- 解析csv文件
+local function parseCsv(file, outPath)
+ local csv = parseCsvToTable(file)
+ local ret, errorStr = checkCsv(csv)
+ if (ret == false) then
+ print(errorStr)
+ return
+ end
+
+ local wfile = io.open(outPath .. "/" .. file .. ".lua", "w")
+ assert(wfile)
+ wfile:write("local " .. file .. " = {}\n\n")
+ local name = csv[4][1]
+ local isChangeName = false
+ local level = 1
+ for rowIdx, row in ipairs(csv) do
+ if (rowIdx >= 4) then
+ if (csv[rowIdx][1] ~= "") then
+ name = csv[rowIdx][1]
+ isChangeName = true
+ level = 1
+ end
+
+ if (isChangeName == true) then
+ wfile:write(file .. "." .. name .. " = {\n")
+ for columIdx, colum in ipairs(csv[rowIdx]) do
+ if (columIdx >= 2) then
+ local typeKey = string.lower(csv[2][columIdx])
+ if (csv[rowIdx][columIdx] ~= "") then
+ if (typeKey == "number") then
+ wfile:write(" " .. csv[1][columIdx] .. " = " .. csv[rowIdx][columIdx] .. ",\n")
+ elseif (typeKey == "string") then
+ wfile:write(" " .. csv[1][columIdx] .. " = \"" .. csv[rowIdx][columIdx] .. "\",\n")
+ elseif (typeKey == "bool") then
+ wfile:write(" " .. csv[1][columIdx] .. " = " .. string.lower(csv[rowIdx][columIdx]) .. ",\n")
+ end
+ end
+ end
+ end
+ wfile:write("}\n\n")
+ isChangeName = false
+ end
+
+ wfile:write(file .. "." .. name .. "[" .. level .. "] = {\n")
+ for columIdx, colum in ipairs(csv[rowIdx]) do
+ if (columIdx >= 2) then
+ local typeKey = string.lower(csv[2][columIdx])
+ if (csv[rowIdx][columIdx] ~= "") then
+ if (typeKey == "number") then
+ wfile:write(" " .. csv[1][columIdx] .. " = " .. csv[rowIdx][columIdx] .. ",\n")
+ elseif (typeKey == "string") then
+ wfile:write(" " .. csv[1][columIdx] .. " = \"" .. csv[rowIdx][columIdx] .. "\",\n")
+ elseif (typeKey == "bool") then
+ wfile:write(" " .. csv[1][columIdx] .. " = " .. string.lower(csv[rowIdx][columIdx]) .. ",\n")
+ end
+ end
+ end
+ end
+ wfile:write("}\n\n")
+
+ level = level + 1 
+ end -- rowIdx >= 4
+ end
+
+ wfile:write(file .. ".all_type = {}\n")
+ wfile:write("local all_type = " .. file .. ".all_type\n")
+ local idx = 1
+
+ -- 增加全局类型
+ for rowIdx, row in ipairs(csv) do
+ if (rowIdx >= 4) then
+ if (row[1] ~= "") then
+ wfile:write("all_type[" .. idx .. "] = " .. row[1] .. "\n")
+ idx = idx + 1
+ end
+ end
+ end
+ wfile:write("\n")
+
+ -- 增加metatable
+ wfile:write("\n\
+for i=1, #(" .. file .. ".all_type) do\
+ local item = " .. file .. ".all_type[i]\
+ for j=1, #item do\
+ item[j].__index = item[j]\
+ if j < #item then\
+ setmetatable(item[j+1], item[j])\
+ end\
+ end\
+end\
+\
+\
+") 
+
+ wfile:write("return " .. file)
+ wfile:close()
+end
+
+
+-- 判断是否有输入文件
+if (#arg == 0) then
+ error("no input file!!!")
+end
+
+local fileTable = {}
+local outPath = "."
+
+for key, args in ipairs(arg) do
+ local start_, end_, file = string.find(args, "([%w_]+)%.csv$")
+ if (file) then
+ table.insert(fileTable, file)
+ end
+
+ local start_, end_, findOutPath = string.find(args, "%-%-out_path=(.+)")
+ print(args)
+ if (findOutPath) then
+ outPath = findOutPath
+ end
+end
+
+print("outPath[" .. outPath .. "]")
+for i, v in ipairs(fileTable) do
+ print("parse csv[" .. v .. "] start...")
+ parseCsv(v, outPath)
+ print("parse csv[" .. v .. "] end...")
+end
+

test.lua

@@ -0,0 +1,4 @@
+local building = require("building")
+
+print(building.farm[1].use_money)
+print(building.farm.use_money)