92 lines
1.9 KiB
Go
92 lines
1.9 KiB
Go
package routes
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import (
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"fmt"
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"goweb/context"
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"goweb/controller"
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"goweb/ent"
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"goweb/ent/user"
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"goweb/msg"
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"github.com/labstack/echo/v4"
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)
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type (
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Login struct {
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controller.Controller
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}
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LoginForm struct {
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Email string `form:"email" validate:"required,email" label:"Email address"`
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Password string `form:"password" validate:"required" label:"Password"`
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}
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)
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func (l *Login) Get(c echo.Context) error {
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p := controller.NewPage(c)
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p.Layout = "auth"
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p.Name = "login"
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p.Title = "Log in"
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p.Data = LoginForm{}
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if form := c.Get(context.FormKey); form != nil {
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p.Data = form.(LoginForm)
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}
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return l.RenderPage(c, p)
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}
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func (l *Login) Post(c echo.Context) error {
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fail := func(message string, err error) error {
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c.Logger().Errorf("%s: %v", message, err)
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msg.Danger(c, "An error occurred. Please try again.")
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return l.Get(c)
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}
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// Parse the form values
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form := new(LoginForm)
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if err := c.Bind(form); err != nil {
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return fail("unable to parse login form", err)
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}
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c.Set(context.FormKey, *form)
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// Validate the form
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if err := c.Validate(form); err != nil {
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l.SetValidationErrorMessages(c, err, form)
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return l.Get(c)
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}
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// Attempt to load the user
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u, err := l.Container.ORM.User.
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Query().
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Where(user.Email(form.Email)).
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First(c.Request().Context())
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if err != nil {
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switch err.(type) {
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case *ent.NotFoundError:
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msg.Danger(c, "Invalid credentials. Please try again.")
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return l.Get(c)
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default:
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return fail("error querying user during login", err)
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}
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}
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// Check if the password is correct
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err = l.Container.Auth.CheckPassword(form.Password, u.Password)
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if err != nil {
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msg.Danger(c, "Invalid credentials. Please try again.")
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return l.Get(c)
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}
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// Log the user in
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err = l.Container.Auth.Login(c, u.ID)
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if err != nil {
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return fail("unable to log in user", err)
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}
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msg.Success(c, fmt.Sprintf("Welcome back, %s. You are now logged in.", u.Name))
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return l.Redirect(c, "home")
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}
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