Prefer string interpolation to concatenation

[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 37fbf863441fc59e93c3d2ce4631c61191808e90..384fb7280f2a9152241abb7bb2b17a5dfcd6d418 100644 (file)
--- a/app/helpers/user_roles_helper.rb
+++ b/app/helpers/user_roles_helper.rb
@@ -1,35 +1,36 @@
 module UserRolesHelper
   def role_icons(user)
-    UserRole::ALL_ROLES.reduce("".html_safe) { |s,r| s + " " + role_icon(user, r) }
+    UserRole::ALL_ROLES.reduce("".html_safe) do |acc, elem|
+      "#{acc} #{role_icon(user, elem)}"
+    end
   end
 
   def role_icon(user, role)
-    if @user and @user.administrator?
+    if current_user&.administrator?
       if user.has_role?(role)
-        image = "roles/#{role}.png"
-        alt = t("user.view.role.revoke.#{role}")
-        title = t("user.view.role.revoke.#{role}")
+        image = "roles/#{role}"
+        alt = t("users.show.role.revoke.#{role}")
+        title = t("users.show.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"
-        alt = t("user.view.role.grant.#{role}")
-        title = t("user.view.role.grant.#{role}")
+        image = "roles/blank_#{role}"
+        alt = t("users.show.role.grant.#{role}")
+        title = t("users.show.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"
-      alt = t("user.view.role.#{role}")
-      title = t("user.view.role.#{role}")
+      image = "roles/#{role}"
+      alt = t("users.show.role.#{role}")
+      title = t("users.show.role.#{role}")
     end
 
     if image
-      icon = image_tag(image, :size => "20x20", :border => 0, :alt => alt, :title => title)
-
-      if url
-        icon = link_to(icon, url, :method => :post, :confirm => confirm)
-      end
+      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 = tag.picture(svg_icon + png_icon)
+      icon = link_to(icon, url, :method => :post, :confirm => confirm) if url
     end
 
     icon