Use rails helpers to construct URLs

[rails.git] / app / helpers / user_roles_helper.rb

diff --git a/app/helpers/user_roles_helper.rb b/app/helpers/user_roles_helper.rb
index 690cccdca2ad7e15a46ba5f9c2f45791187a5eb4..805abb58f38f323889cf2ebb3b1226d2a30234c2 100644 (file)
--- a/app/helpers/user_roles_helper.rb
+++ b/app/helpers/user_roles_helper.rb
@@ -1,31 +1,35 @@
 module UserRolesHelper
   def role_icons(user)
-    UserRole::ALL_ROLES.reduce("".html_safe) { |a, e| a + " " + role_icon(user, e) }
+    UserRole::ALL_ROLES.reduce("".html_safe) do |acc, elem|
+      acc + " " + role_icon(user, elem)
+    end
   end
 
   def role_icon(user, role)
-    if @user && @user.administrator?
+    if current_user && current_user.administrator?
       if user.has_role?(role)
-        image = "roles/#{role}.png"
+        image = "roles/#{role}"
         alt = t("user.view.role.revoke.#{role}")
         title = t("user.view.role.revoke.#{role}")
         url = revoke_role_path(:display_name => user.display_name, :role => role)
         confirm = t("user_role.revoke.are_you_sure", :name => user.display_name, :role => role)
       else
-        image = "roles/blank_#{role}.png"
+        image = "roles/blank_#{role}"
         alt = t("user.view.role.grant.#{role}")
         title = t("user.view.role.grant.#{role}")
         url = grant_role_path(:display_name => user.display_name, :role => role)
         confirm = t("user_role.grant.are_you_sure", :name => user.display_name, :role => role)
       end
     elsif user.has_role?(role)
-      image = "roles/#{role}.png"
+      image = "roles/#{role}"
       alt = t("user.view.role.#{role}")
       title = t("user.view.role.#{role}")
     end
 
     if image
-      icon = image_tag(image, :size => "20x20", :border => 0, :alt => alt, :title => title)
+      svg_icon = tag("source", :srcset => image_path("#{image}.svg"), :type => "image/svg+xml")
+      png_icon = image_tag("#{image}.png", :srcset => image_path("#{image}.svg"), :size => "20x20", :border => 0, :alt => alt, :title => title)
+      icon = content_tag("picture", svg_icon + png_icon)
       icon = link_to(icon, url, :method => :post, :confirm => confirm) if url
     end