1 files changed, 40 insertions, 0 deletions
diff --git a/lib/leap_web_core/dependencies.rb b/lib/leap_web_core/dependencies.rb
new file mode 100644
index 0000000..877e3d1
--- /dev/null
+++ b/lib/leap_web_core/dependencies.rb
@@ -0,0 +1,40 @@
+module LeapWebCore
+  class Dependencies
+    UI_DEV = {
+      "haml-rails" => "~> 0.3.4",
+      "sass-rails" => "~> 3.2.5",
+      "coffee-rails" => "~> 3.2.2",
+      "uglifier" => "~> 1.2.7"
+    }
+
+    UI = {
+      "haml" =>  "~> 3.1.7",
+      "jquery-rails" => nil,
+      "simple_form" => nil,
+      "bootswatch-rails", "~> 0.5.0"
+    }
+
+    def self.require_ui_gems
+      UI.keys.each {|dep| require dep}
+      if Rails.env == "development"
+        # This will be run in the app including plugins that run it.
+        # However not all development_dependencies might be present.
+        # So we better only require those that are.
+        available = Bundler.definition.specs.map(&:name)
+        gems_to_require = available & UI_DEV.keys
+        gems_to_require.each {|dep| require dep}
+      end
+    end
+
+    def self.add_ui_gems_to_spec(spec)
+      UI.each do |dep, version|
+        spec.add_dependency dep, version
+      end
+
+      UI_DEV.each do |dep, version|
+        spec.add_development_dependency dep, version
+      end
+    end
+
+  end
+end