Initial commit

app/controllers/contracts_controller.rb

@@ -0,0 +1,55 @@
+class ContractsController < ApplicationController
+  def show
+    respond_to do |format|
+      format.pdf { send_contract_pdf }
+
+      if Rails.env.development?
+        format.html { render_sample_html }
+      end
+    end
+  end
+
+  private
+
+  def releases
+    if @project
+      policy_scope(@project.public_send(releasable_param.name.pluralize))
+    else
+      policy_scope(releasable_param.type)
+    end
+  end
+
+  def releasable_param
+    @releasable_param ||= ReleasableParam.new(params.to_unsafe_h)
+  end
+
+  def releasable
+    authorize releases.find(releasable_param.id)
+  end
+
+  def contract
+    authorize Contract.new(releasable)
+  end
+
+  def download_attributes
+    {
+      disposition: "inline",
+      filename: contract.filename,
+      type: "application/pdf",
+    }
+  end
+
+  def render_sample_html
+    # NOTE: For development purposes, this contract renders with the current locale, not the locale of the release itself
+    render contract.render_attributes
+  end
+
+  def send_contract_pdf
+    # Native release contracts must be generated on-the-fly; non-native releases have a contract attachment
+    if releasable.native?
+      send_file contract.to_pdf, download_attributes
+    else
+      redirect_to releasable.contract.service_url
+    end
+  end
+end