Split user preferences into a separate page

Refs #3167

app/views/layouts/_header.html.erb

@@ -96,6 +96,7 @@
           <% end %>
           <%= link_to t("users.show.my profile"), user_path(current_user), :class => "dropdown-item" %>
           <%= link_to t("users.show.my settings"), { :controller => "users", :action => "account", :display_name => current_user.display_name }, { :class => "dropdown-item" } %>
+          <%= link_to t("users.show.my_preferences"), preferences_path, :class => "dropdown-item" %>
           <div class="dropdown-divider"></div>
           <%= yield :greeting %>
           <%= link_to t("layouts.logout"), logout_path(:referer => request.fullpath), :method => "post", :class => "geolink dropdown-item" %>

app/views/preferences/edit.html.erb

@@ -0,0 +1,12 @@
+<% content_for :heading do %>
+  <h1><%= t ".title" %></h1>
+<% end %>
+
+<%= bootstrap_form_for current_user, :url => { :action => :update } do |f| %>
+  <%= f.select :preferred_editor, [[t("editor.default", :name => t("editor.#{Settings.default_editor}.name")), "default"]] + Editors::AVAILABLE_EDITORS.collect { |e| [t("editor.#{e}.description"), e] } %>
+
+  <%= f.text_field :languages %>
+
+  <%= f.primary t(".save") %>
+  <%= link_to t(".cancel"), preferences_path, :class => "btn btn-link" %>
+<% end %>

app/views/preferences/show.html.erb

@@ -0,0 +1,28 @@
+<% content_for :heading do %>
+  <h1><%= t ".title" %></h1>
+<% end %>
+
+<dl class="row">
+  <dt class="col-sm-4"><%= t ".preferred_editor" %></dt>
+
+  <% if current_user.preferred_editor? %>
+    <dd class="col-sm-8"><%= t("editor.#{current_user.preferred_editor}.description") %></dd>
+  <% else %>
+    <dd class="col-sm-8"><%= t("editor.default", :name => t("editor.#{Settings.default_editor}.name")) %></dd>
+  <% end %>
+
+  <dt class="col-sm-4"><%= t ".preferred_languages" %></dt>
+
+  <dd class="col-sm-8">
+    <ul>
+      <% current_user.preferred_languages.each do |locale| %>
+        <li><%= locale %></li>
+      <% end %>
+    </ul>
+
+  </dd>
+</dl>
+
+<div>
+  <%= link_to t(".edit_preferences"), edit_preferences_path, :class => "btn btn-outline-primary" %>
+</div>

app/views/users/account.html.erb

@@ -58,9 +58,7 @@
     </span>
   </div>
 
-  <%= f.select :preferred_editor, [[t("editor.default", :name => t("editor.#{Settings.default_editor}.name")), "default"]] + Editors::AVAILABLE_EDITORS.collect { |e| [t("editor.#{e}.description"), e] } %>
   <%= f.richtext_field :description, :cols => 80, :rows => 20 %>
-  <%= f.text_field :languages %>
 
   <fieldset class="form-group">
     <%= f.label t(".image") %>