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Diffstat (limited to 'lib/gitlab/themes.rb')
-rw-r--r-- | lib/gitlab/themes.rb | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/lib/gitlab/themes.rb b/lib/gitlab/themes.rb new file mode 100644 index 00000000000..d43eff5ba4a --- /dev/null +++ b/lib/gitlab/themes.rb @@ -0,0 +1,84 @@ +module Gitlab + # Module containing GitLab's application theme definitions and helper methods + # for accessing them. + module Themes + extend self + + # Theme ID used when no `default_theme` configuration setting is provided. + APPLICATION_DEFAULT = 1 + + # Struct class representing a single Theme + Theme = Struct.new(:id, :name, :css_class) + + # All available Themes + THEMES = [ + Theme.new(1, 'Indigo', 'ui_indigo'), + Theme.new(2, 'Dark', 'ui_dark'), + Theme.new(3, 'Light', 'ui_light'), + Theme.new(4, 'Blue', 'ui_blue'), + Theme.new(5, 'Green', 'ui_green') + ].freeze + + # Convenience method to get a space-separated String of all the theme + # classes that might be applied to the `body` element + # + # Returns a String + def body_classes + THEMES.collect(&:css_class).uniq.join(' ') + end + + # Get a Theme by its ID + # + # If the ID is invalid, returns the default Theme. + # + # id - Integer ID + # + # Returns a Theme + def by_id(id) + THEMES.detect { |t| t.id == id } || default + end + + # Returns the number of defined Themes + def count + THEMES.size + end + + # Get the default Theme + # + # Returns a Theme + def default + by_id(default_id) + end + + # Iterate through each Theme + # + # Yields the Theme object + def each(&block) + THEMES.each(&block) + end + + # Get the Theme for the specified user, or the default + # + # user - User record + # + # Returns a Theme + def for_user(user) + if user + by_id(user.theme_id) + else + default + end + end + + private + + def default_id + @default_id ||= begin + id = Gitlab.config.gitlab.default_theme.to_i + theme_ids = THEMES.map(&:id) + + theme_ids.include?(id) ? id : APPLICATION_DEFAULT + end + end + end +end |