zaliczeniePP/main.go

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package main
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import (
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"database/sql"
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"fmt"
"html/template"
"log"
"net/http"
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_ "github.com/mattn/go-sqlite3"
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)
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//***************************************************************************
//funkcje sterujące
//***************************************************************************
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func opisStołówkaZPM(w http.ResponseWriter, r *http.Request) {
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t, _ := template.ParseFiles("StronaGlowna.gtpl")
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t.Execute(w, nil)
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}
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func panel(w http.ResponseWriter, r *http.Request) {
fmt.Println("method:", r.Method)
t, _ := template.ParseFiles("panel.gtpl")
t.Execute(w, nil)
//***************************************************************************
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db, err := sql.Open("sqlite3", "stolowkaZPM.db")
checkErr(err)
// query
rows, err := db.Query("SELECT * FROM users")
checkErr(err)
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var IDusers int
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var User string
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var Password string
var PIN int
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var RFID int
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for rows.Next() {
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err = rows.Scan(&IDusers, &User, &Password, &PIN, &RFID)
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checkErr(err)
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fmt.Printf("%d. %s, %s, %d, %d \n", IDusers, User, Password, PIN, RFID)
fmt.Fprint(w, IDusers)
fmt.Fprint(w, ". ")
fmt.Fprint(w, User)
fmt.Fprint(w, " \n")
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}
rows.Close()
db.Close()
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//***************************************************************************
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}
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func login(w http.ResponseWriter, r *http.Request) {
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//Here:
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fmt.Println("method:", r.Method)
if r.Method == "GET" {
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t, _ := template.ParseFiles("login.gtpl")
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t.Execute(w, nil)
} else {
r.ParseForm()
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fmt.Println("usernameFROMsite: ", r.Form["usernameFROMsite"])
fmt.Println("passwordFROMsite: ", r.Form["passwordFROMsite"])
//if len(r.Form["usernameFROMsite"][0]) == 0 {
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// goto Here
//}
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//if len(r.Form["passwordFROMsite"][0]) == 0 {
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// goto Here
//}
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}
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usernameFROMsite := r.Form["usernameFROMsite"]
passwordFROMsite := r.Form["passwordFROMsite"]
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zaloguj := "Wpisane wartości:"
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if r.Method == "POST" {
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if zaloguj == "Wpisane wartości:" {
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fmt.Fprintln(w, zaloguj)
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fmt.Fprintln(w, usernameFROMsite)
fmt.Fprintln(w, passwordFROMsite)
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}
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}
}
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//***************************************************************************
//Bazy danych SQlite
//***************************************************************************
func checkErr(err error) {
if err != nil {
fmt.Println("Błąd")
}
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}
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//***************************************************************************
//funkcja główna
//***************************************************************************
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func main() {
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http.HandleFunc("/", opisStołówkaZPM)
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http.HandleFunc("/login", login)
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http.HandleFunc("/panel", panel)
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err := http.ListenAndServe(":9197", nil)
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if err != nil {
log.Fatal("ListenAndServe: ", err)
}
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}