Start getting rid of login-logout. Home page shows books.

lib/MyApp.pm

@@ -85,27 +85,12 @@ sub startup ($self) {
    # Home gets an explicit name, else its name is an empty string.  A
    # route's default name seems to come from '/path' with the leading
    # '/' removed.
-   $r->get('/')->to('home#index')->name('home');
+   $r->get('/<page_number:num>')->to('book#books', page_number => 1)->name('home');
+   $r->get('/<page_number:num>')->to('book#books')->name('books');
    $r->get('/about')->to('home#about');
-   $r->get('/auth')->to('auth#index');
-   $r->post('/login')->to('auth#login');
-   $r->get('/logout')->to('auth#logout');
-   $r->get('/books/<page_number:num>')->to('book#books')->name('books');
    $r->get('/authors/<page_number:num>')->to('book#authors')->name('authors');
    $r->get('/author/<id:num>/<page_number:num>')->to('book#author')->name('author');
-   $r->post('/preferences')->to('auth#preferences')->name('preferences');
-
-   # Put a route under athentication.
-   my $auth = $r->under(
-      '/' => sub ($c) {
-         return 1 if ($c->logname);
-         $c->flash('naughty' => 1);
-         $c->session('post_login' => $c->current_route);
-         $c->redirect_to('auth');
-         return undef;
-      }
-   );
-   $auth->get('/account')->to('auth#account')->name('account');
+   $r->post('/set_rpp')->to('book#set_rpp')->name('set_rpp');
 }
 
 1;

lib/MyApp/Controller/Auth.pm

@@ -1,44 +0,0 @@
-package MyApp::Controller::Auth;
-use Mojo::Base 'Mojolicious::Controller', -signatures;
-use List::Util qw( min max );
-
-sub index ($self) {
-   my $msg = $self->flash('err');
-   $self->render(name_msg => $msg);
-}
-
-sub login ($self) {
-   my $logname = $self->param('logname');
-   if ($logname =~ m/^[[:alpha:]]+$/) {
-      $self->session(logname => $logname);
-      my $post_login = $self->session('post_login');
-      $self->session('post_login' => undef);
-      $self->redirect_to($post_login || 'home');
-   } else {
-      $self->flash(err => "Try again!");
-      $self->flash(attempted_name => $logname);
-      $self->redirect_to('auth');
-   }
-}
-
-sub logout ($self) {
-   # "Delete whole session by setting an expiration date in the past"
-   # - from Mojolicious::Controller.
-   $self->session(expiration => 1);
-   $self->redirect_to('home');
-}
-
-sub preferences ($self) {
-   my $rpp = $self->accept_posint($self->param('rows_per_page'));
-   if ((!defined $rpp) || $rpp < 1 || $rpp > $self->max_rpp) {
-      $self->redirect_to('not_found');
-      return
-   }
-   $self->session(rows_per_page => $rpp);
-   $self->flash(
-      confirmation => sprintf("Updated rows per page to %s.", $self->rpp)
-   );
-   $self->redirect_to($self->param('target_url'));
-}
-
-1;

lib/MyApp/Controller/Book.pm

@@ -83,4 +83,17 @@ sub author ($self) {
    );
 }
 
+sub set_rpp ($self) {
+   my $rpp = $self->accept_posint($self->param('rows_per_page'));
+   if ((!defined $rpp) || $rpp < 1 || $rpp > $self->max_rpp) {
+      $self->redirect_to('not_found');
+      return
+   }
+   $self->session(rows_per_page => $rpp);
+   $self->flash(
+      confirmation => sprintf("Updated rows per page to %s.", $self->rpp)
+   );
+   $self->redirect_to($self->param('target_url'));
+}
+
 1;

templates/auth/account.html.ep

@@ -1,12 +0,0 @@
-% layout 'default';
-% title 'Account';
-<h1><%= logname %>'s account on MyApp</h1>
-
-%= form_for preferences => begin
-%= label_for rows_per_page => 'Rows per page'
-<%= number_field rows_per_page => $c->rpp,
-   min => 1, max => max_rpp, maxlength => 4, size => 4 %>
-%= submit_button "Update"
-% end
-<p/>
-%= flash('confirmation')

templates/auth/index.html.ep

@@ -1,14 +0,0 @@
-% layout 'default';
-% title 'Auth';
-<h1>Auth page</h1>
-
-<%= "Login to reach " . session('post_login') . " page." if flash('naughty') %>
-<%= $name_msg %>
-<p/>
-<div>
-  %= form_for login => begin
-  %= label_for logname => 'Name (only letters, please)'
-  %= text_field logname => flash('attempted_name')
-  %= submit_button "Login"
-  % end
-</div>

templates/layouts/default.html.ep

@@ -19,7 +19,7 @@
       <%= link_to("Login" => 'auth') %>
       <% } %>
 
-      %= form_for preferences => begin
+      %= form_for set_rpp => begin
       <%= hidden_field target_url => url_with('current') %>
       %= label_for rows_per_page => 'Rows per page'
       <%= number_field rows_per_page => $c->rpp,