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添加配置文件功能

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This commit is contained in:
Kakune55 2023-12-21 09:22:22 +08:00
parent 4dde2ba1ab
commit d701f59a4e
3 changed files with 114 additions and 65 deletions
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1
.gitignore vendored
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@ -1 +1,2 @@
/data
user.json

44
config/load.go Normal file
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@ -0,0 +1,44 @@
package config
import (
"encoding/json"
"os"
)
type User struct {
Listen string `json:"listen"`
}
func ReadConfig(filePath string) (User, error) {
// 检查文件是否存在
if _, err := os.Stat(filePath); os.IsNotExist(err) {
// 文件不存在，创建一个新的JSON文件
user := User{Listen: ":9090"}
data, err := json.Marshal(user)
if err != nil {
return User{}, err
}
err = os.WriteFile(filePath, data, 0644)
if err != nil {
return User{}, err
}
}
// 读取文件内容
data, err := os.ReadFile(filePath)
if err != nil {
return User{}, err
}
// 解析JSON数据
var user User
err = json.Unmarshal(data, &user)
if err != nil {
return User{}, err
}
return user, nil
}
//如何调用
//---------------------------------------
// filePath := "user.json"
// // 读取配置文件
// user, err := ReadConfig(filePath)
// if err != nil {
// fmt.Println("读取配置文件失败：", err)
// }

44
main.go
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@ -1,6 +1,7 @@
package main
import (
"Pixel/config"
"Pixel/database"
"crypto/md5"
"encoding/json"
@ -20,7 +21,6 @@ import (
"github.com/disintegration/imaging"
)
func init() {
const appinfo string = `
@ -61,18 +61,24 @@ func init() {
fmt.Println("数据库初始化完成")
}
func main() {
filePath := "user.json"
// 读取配置文件
config, err := config.ReadConfig(filePath)
if err != nil {
fmt.Println("读取配置文件失败：", err)
}
http.HandleFunc("/info", showimg)
http.HandleFunc("/info/list", showlist)//
http.HandleFunc("/upload", upload)//上传图片
http.HandleFunc("/img/",downloadHandler)//图片接口
http.HandleFunc("/img/mini",displayThumbnailHandler)//缩略图接口
http.HandleFunc("/idlist",arrayHandler)//获取现有图片id
http.HandleFunc("/img/del",deleteImagesHandler)//删除相应图片
http.HandleFunc("/login",login)//登录页
http.HandleFunc("/info/list", showlist) //
http.HandleFunc("/upload", upload) //上传图片
http.HandleFunc("/img/", downloadHandler) //图片接口
http.HandleFunc("/img/mini", displayThumbnailHandler) //缩略图接口
http.HandleFunc("/idlist", arrayHandler) //获取现有图片id
http.HandleFunc("/img/del", deleteImagesHandler) //删除相应图片
http.HandleFunc("/login", login) //登录页
fmt.Println("Web服务器已启动")
err := http.ListenAndServe(":9090", nil) //设置监听的端口
err = http.ListenAndServe(config.Listen, nil) //设置监听的端口
if err != nil {
log.Fatal("ListenAndServe: ", err)
}
@ -85,7 +91,7 @@ func showimg(w http.ResponseWriter, r *http.Request) {
func showlist(w http.ResponseWriter, r *http.Request) {
cookie, _ := r.Cookie("login")
if cookie == nil{ //未授权禁止访问
if cookie == nil { //未授权禁止访问
w.WriteHeader(401)
w.Write([]byte(`<html><a href="/login">验证失败 点此登录</a><html>`))
return
@ -95,7 +101,6 @@ func showlist(w http.ResponseWriter, r *http.Request) {
t.Execute(w, "Hello")
}
// 处理/upload 逻辑
func upload(w http.ResponseWriter, r *http.Request) {
fmt.Println("method:", r.Method) // 获取请求的方法
@ -148,12 +153,11 @@ func upload(w http.ResponseWriter, r *http.Request) {
// 存入数据库
var linkid = RandomString(10)
database.NewFile(linkid,md5sum,ext)
database.NewFile(linkid, md5sum, ext)
w.Write([]byte(linkid))
}
}
func RandomString(n int) string {
const letters = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
bytes := make([]byte, n)
@ -250,7 +254,7 @@ func displayThumbnailHandler(w http.ResponseWriter, r *http.Request) {
func arrayHandler(w http.ResponseWriter, r *http.Request) { //获取全部图片ID
cookie, _ := r.Cookie("login")
if cookie == nil{ //未授权禁止访问
if cookie == nil { //未授权禁止访问
w.WriteHeader(401)
w.Write([]byte(`<html><a href="/login">验证失败 点此登录</a><html>`))
return
@ -277,7 +281,7 @@ func arrayHandler(w http.ResponseWriter, r *http.Request) { //获取全部图
func deleteImagesHandler(w http.ResponseWriter, r *http.Request) {
cookie, _ := r.Cookie("login")
if cookie == nil{ //未授权禁止访问
if cookie == nil { //未授权禁止访问
w.WriteHeader(401)
w.Write([]byte(`<html><a href="/login">验证失败 点此登录</a><html>`))
return
@ -311,15 +315,15 @@ func login(w http.ResponseWriter, r *http.Request) {
if r.Method == "GET" {
t, _ := template.ParseFiles("Web/login.html")
w.Header().Set("Content-Type", "text/html")
t.Execute(w,"")
t.Execute(w, "")
} else {
userlist,_:= database.QueryUser()
userlist, _ := database.QueryUser()
fmt.Println(userlist)
if len(userlist) == 0 {
database.NewUser("admin", r.FormValue("passwd"))
} else {
if !database.CheckUserPasswd("admin", r.FormValue("passwd")) {
http.Redirect(w, r, "/login",http.StatusFound)
http.Redirect(w, r, "/login", http.StatusFound)
fmt.Println("密码错误")
return
}
@ -327,6 +331,6 @@ func login(w http.ResponseWriter, r *http.Request) {
cookie := http.Cookie{Name: "login", Value: "yes"}
http.SetCookie(w, &cookie)
fmt.Println("密码正确")
http.Redirect(w, r, "/info/list",http.StatusFound)
http.Redirect(w, r, "/info/list", http.StatusFound)
}
}