Redirect to previous page after login

vedia.rb

@@ -102,7 +102,7 @@ get '/signup' do
 end
 
 post '/signup' do
-  @user = User.create(email: params[:email].downcase.strip)
+  @user = User.create(email: params[:email])
   @errors = []
   if params[:password].empty?
     @errors << OpenStruct.new(:attribute => :password, :type => :blank)
@@ -114,7 +114,6 @@ post '/signup' do
     @user.save
     session.clear
     session[:user_id] = @user.id
-    session[:timezone] = params[:timezone]
     redirect '/'
   else
     erb :signup
@@ -126,7 +125,7 @@ get '/login' do
 end
 
 post '/login' do
-  user = User.find_by(email: params[:email].downcase.strip)
+  user = User.find_by(email: params[:email])
   if user && verify_password(params[:password], user.password)
     if not user.reset.nil?
       user.reset = nil
@@ -151,7 +150,6 @@ get '/reset' do
 end
 
 post '/reset' do
-  params[:email].downcase!.strip!
   logger.info "Password reset request for \"#{params[:email]}\""
   @errors = []
   if not params[:email] =~ URI::MailTo::EMAIL_REGEXP

views/login.erb

@@ -1,10 +1,7 @@
 <h1 class="mb-5"><%= _("Login") %></h1>
 
 <% if @error %>
-  <div class="alert alert-warning mb-4">
-    <p><%= @error %></p>
-    <p class="mb-0"><a href="/reset"><%= _("Reset password") %></a></p>
-  </div>
+  <p class="alert alert-warning mb-4"><%= @error %></p>
 <% end %>
 
 <form action="/login" name="login" method="post" class="mb-5">
@@ -16,11 +13,12 @@
     <label for="password" class="form-label"><%= _("Password") %></label>
     <input type="password" name="password" class="form-control">
   </div>
+  <button type="submit" class="btn btn-primary"><%= _("Login") %></button>
   <input type="hidden" name="r" value="<%= @params[:r] %>">
   <input type="hidden" name="timezone" value="UTC">
-  <button type="submit" class="btn btn-primary"><%= _("Login") %></button>
 </form>
 <p><a href="/signup"><%= _("Create account") %></a></p>
+<p><a href="/reset"><%= _("Reset password") %></a></p>
 
 <script>
 document.login.timezone.value = Intl.DateTimeFormat().resolvedOptions().timeZone;

views/signup.erb

@@ -28,10 +28,5 @@
     <label for="password" class="form-label"><%= _("Password") %></label>
     <input type="password" name="password" value="<%= params[:password] %>" class="form-control">
   </div>
-  <input type="hidden" name="timezone" value="UTC">
   <button type="submit" class="btn btn-primary"><%= _("Create account") %></button>
 </form>
-
-<script>
-document.signup.timezone.value = Intl.DateTimeFormat().resolvedOptions().timeZone;
-</script>