package main

import (

    "io/ioutil"

    "log"

    "net/http"

    "os"

)

var zpath string = "D:/Download/jQuery LigerUI V1.3.2/Source/" //LigerUI安装路径

var zport string = ""

var zsource_file = "source.config"

var zport_file = "port.config"

var staticHandler http.Handler

func Init() {

    if sourceExist(zport_file) {

        log.Println("Port file is " + zport_file)

        ztemp_port := filetostr(zport_file)

        if ztemp_port != "" {

            zport = ztemp_port

        }

    } else {

        log.Println("Port file not exist ,please set server port in file " + zport_file)

        log.Println("Server will use default port 80")

    }

    if sourceExist(zsource_file) {

        log.Println("Config file is " + zsource_file)

        ztemp_path := filetostr(zsource_file)

        if ztemp_path != "" {

            zpath = ztemp_path

        }

    } else {

        log.Println("Source file not exist ,please set LigerUI source path in file " + zsource_file)

        log.Println("Server will use default LigerUI path")

    }

    staticHandler = http.FileServer(http.Dir(zpath))

}

func indexPage(w http.ResponseWriter, req *http.Request) {

    log.Println(req.URL.Path)

    if req.URL.Path != "/" {

        staticHandler.ServeHTTP(w, req)

        return

    }

    //处理主页127.0.0.1

    req.URL.Path = "/index.htm"

    staticHandler.ServeHTTP(w, req)

}

func main() {

    Init()

    log.Println("LigerUI Source Path:")

    log.Println(zpath)

    zport_str := ""

    if zport != "" {

        zport_str = ":" + zport

    }

    log.Println("Start LigerUI Server " + "127.0.0.1" + zport_str)

    http.HandleFunc("/", indexPage)

    err := http.ListenAndServe(":"+zport, nil)

    if err != nil {

        log.Fatal("ListenAndServe: ", err)

    }

}

func sourceExist(filename string) bool {

    _, err := os.Stat(filename)

    return err == nil || os.IsExist(err)

}

func filetostr(zfilename string) string {

    zbyte, err := ioutil.ReadFile(zfilename)

    zstr := ""

    if err == nil {

        zstr = string(zbyte)

    }

    return zstr

}