4 sword packager

Gemfile

@@ -12,6 +12,7 @@ gem 'nokogiri'
 gem 'omniauth-mit-oauth2'
 gem 'omniauth-oauth2', '~> 1.3.1'
 gem 'passenger'
+gem 'rubyzip', require: 'zip'
 gem 'therubyracer', platforms: :ruby
 gem 'twitter-bootstrap-rails'
 gem 'uglifier', '>= 1.3.0'

Gemfile.lock

@@ -1,6 +1,6 @@
 GIT
   remote: git://github.com/carrierwaveuploader/carrierwave.git
-  revision: 08d0aea29b058c1b98db1c19f4ccd37c9105e9eb
+  revision: e3acabb512cb55b683b6d74a63db0723f06df091
   specs:
     carrierwave (0.10.0)
       activemodel (>= 3.2.0)
@@ -67,10 +67,11 @@ GEM
       rack-test (>= 0.5.4)
       xpath (~> 2.0)
     commonjs (0.2.7)
-    coveralls (0.8.9)
+    concurrent-ruby (1.0.0)
+    coveralls (0.8.10)
       json (~> 1.8)
       rest-client (>= 1.6.8, < 2)
-      simplecov (~> 0.10.0)
+      simplecov (~> 0.11.0)
       term-ansicolor (~> 1.3)
       thor (~> 0.19.1)
       tins (~> 1.6.0)
@@ -213,12 +214,14 @@ GEM
       ruby-progressbar (~> 1.7)
       tins (<= 1.6.0)
     ruby-progressbar (1.7.5)
-    simplecov (0.10.0)
+    rubyzip (1.1.7)
+    simplecov (0.11.1)
       docile (~> 1.1.0)
       json (~> 1.8)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.0)
-    sprockets (3.4.1)
+    sprockets (3.5.1)
+      concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
     sprockets-rails (2.3.3)
       actionpack (>= 3.0)
@@ -234,11 +237,11 @@ GEM
     thread_safe (0.3.5)
     tilt (2.0.1)
     tins (1.6.0)
-    twitter-bootstrap-rails (3.2.0)
-      actionpack (~> 4.1)
-      execjs (~> 2.2)
-      rails (~> 4.1)
-      railties (~> 4.1)
+    twitter-bootstrap-rails (3.2.2)
+      actionpack (>= 3.1)
+      execjs (>= 2.2.2, >= 2.2)
+      less-rails (>= 2.5.0)
+      railties (>= 3.1)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
     uglifier (2.7.2)
@@ -281,6 +284,7 @@ DEPENDENCIES
   rails (= 4.2.5)
   rails_12factor
   rubocop
+  rubyzip
   sqlite3
   therubyracer
   twitter-bootstrap-rails

app/models/submission.rb

@@ -28,4 +28,18 @@ class Submission < ActiveRecord::Base
   def to_mets
     Mets.new(self).to_xml
   end
+
+  def sword_path
+    md5 = Digest::MD5.new
+    "tmp/#{md5.update(id.to_s)}.zip"
+  end
+
+  def to_sword_package
+    Zip::File.open(sword_path, Zip::File::CREATE) do |zipfile|
+      documents.each do |document|
+        zipfile.add(document.file.filename, document.file.file)
+      end
+      zipfile.get_output_stream('mets.xml') { |os| os.write to_mets }
+    end
+  end
 end

test/models/submission_test.rb

@@ -56,4 +56,38 @@ class SubmissionTest < ActiveSupport::TestCase
       assert_equal(true, xsd.valid?(doc))
     end
   end
+
+  test '#sword_package_name' do
+    sub = submissions(:sub_one)
+    assert_equal(sub.sword_path, 'tmp/69b9156a124c96bbdb55cad753810e14.zip')
+  end
+
+  def setup_sword_files(sub)
+    FileUtils.rm_f(sub.sword_path)
+    FileUtils.mkdir_p('./public/uploads/submission/documents/783478147')
+    FileUtils.cp(['./test/fixtures/a_pdf.pdf', './test/fixtures/b_pdf.pdf'],
+                 './public/uploads/submission/documents/783478147')
+  end
+
+  def cleaup_sword_files(sub)
+    sub.documents.map(&:remove!)
+    FileUtils.rm_f(sub.sword_path)
+  end
+
+  test '#to_sword_package creates zip file' do
+    sub = submissions(:sub_one)
+    setup_sword_files(sub)
+    sub.to_sword_package
+    assert_equal(true, File.file?(sub.sword_path))
+    cleaup_sword_files(sub)
+  end
+
+  test '#to_sword_package zip contains correct files' do
+    sub = submissions(:sub_one)
+    setup_sword_files(sub)
+    sub.to_sword_package
+    sword = Zip::File.open(sub.sword_path)
+    assert_equal(['a_pdf.pdf', 'b_pdf.pdf', 'mets.xml'], sword.map(&:name).sort)
+    cleaup_sword_files(sub)
+  end
 end

test/test_helper.rb

@@ -1,6 +1,6 @@
 require 'simplecov'
 require 'coveralls'
-SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter[
+SimpleCov.formatters = [
   SimpleCov::Formatter::HTMLFormatter,
   Coveralls::SimpleCov::Formatter
 ]