120 lines
3.4 KiB
Go
120 lines
3.4 KiB
Go
// Copyright © 2018 ehlxr <ehlxr.me@gmail.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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package server
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import (
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"fmt"
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"io/ioutil"
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"log"
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"net/http"
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"os"
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"strconv"
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"strings"
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"github.com/ehlxr/hex-convert/gen"
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"github.com/ehlxr/hex-convert/converter"
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)
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func decimal(w http.ResponseWriter, req *http.Request) {
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scale, _ := strconv.Atoi(req.FormValue("scale"))
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data := req.FormValue("data")
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result, err := converter.ToDecimal(scale, data)
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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log.Println(result)
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_, _ = fmt.Fprintf(w, "<a href='/'>首页</a><br> %s", strconv.Itoa(result))
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}
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func binary(w http.ResponseWriter, req *http.Request) {
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scale, _ := strconv.Atoi(req.FormValue("scale"))
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data := req.FormValue("data")
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result, err := converter.ToBinary(scale, data)
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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log.Println(result)
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_, _ = fmt.Fprintf(w, "<a href='/'>首页</a><br> %s", result)
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}
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func submit(w http.ResponseWriter, req *http.Request) {
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scale, _ := strconv.Atoi(req.FormValue("scale"))
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data := req.FormValue("data")
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var bd, od, dd, hd string
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if scale != 2 && scale != 8 && scale != 10 && scale != 16 {
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bd, od, dd, hd = "", "", "", ""
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} else {
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bd, _ = converter.ToBinary(scale, data)
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d, err := converter.ToDecimal(scale, data)
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if err == nil {
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dd = strconv.Itoa(d)
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}
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od, _ = converter.ToOctal(scale, data)
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hd, _ = converter.ToHex(scale, data)
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}
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log.Printf("%s %s %s %s", bd, od, dd, hd)
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_, _ = fmt.Fprintf(w, "<a href='/'>首页</a><br>二进制：%s 八进制：%s 十进制：%s 十六进制：%s", bd, od, dd, hd)
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}
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func index(w http.ResponseWriter, r *http.Request) {
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f, err := gen.Assets.Open("/index.tpl")
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if err != nil {
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log.Fatalln(err)
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}
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defer f.Close()
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fd, err := ioutil.ReadAll(f)
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if err != nil {
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panic(err)
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}
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_, _ = fmt.Fprintf(w, string(fd))
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}
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func Start(host string, port int) error {
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http.HandleFunc("/", index)
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http.HandleFunc("/d", decimal)
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http.HandleFunc("/b", binary)
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http.HandleFunc("/s", submit)
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addr := fmt.Sprintf("%s:%d", host, port)
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if strings.Contains(addr, "0.0.0.0") {
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addr = strings.Replace(addr, "0.0.0.0", "", 1)
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host = strings.Replace(host, "0.0.0.0", "127.0.0.1", 1)
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}
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fmt.Printf("server start on: %s\n", fmt.Sprintf("http://%s:%d", host, port))
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if err := http.ListenAndServe(addr, nil); err != nil {
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return fmt.Errorf("ListenAndServe: %v", err)
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}
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return nil
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}
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