func main() {
tpl, _ := template.New("tpl").Parse(tplText)
loginForm := gforms.DefineForm(
gforms.NewFields(
gforms.NewTextField(
"email",
gforms.Validators{
gforms.Required(),
gforms.MinLengthValidator(4),
gforms.EmailValidator(),
},
),
gforms.NewTextField(
"password",
gforms.Validators{
gforms.Required(),
gforms.MinLengthValidator(4),
gforms.MaxLengthValidator(16),
},
gforms.PasswordInputWidget(map[string]string{}),
),
))
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/html")
form := loginForm(r)
if r.Method != "POST" {
tpl.Execute(w, form)
return
}
if !form.IsValid() {
tpl.Execute(w, form)
return
}
user := User{}
form.MapTo(&user)
fmt.Fprintf(w, "ok: %v", user)
})
http.ListenAndServe(":9000", nil)
}
package forms
import (
"github.com/bluele/gforms"
)
var authentication = gforms.DefineForm(
gforms.NewFields(
gforms.NewTextField(
"email",
gforms.Validators{
gforms.Required(),
gforms.MinLengthValidator(4),
gforms.EmailValidator(),
},
),
gforms.NewTextField(
"password",
gforms.Validators{
gforms.Required(),
gforms.MinLengthValidator(4),
gforms.MaxLengthValidator(16),
},
gforms.PasswordInputWidget(map[string]string{}),
),
))