lib/ios_toolchain/tasks/ios/dependencies.rake in ios_toolchain-0.2.4 vs lib/ios_toolchain/tasks/ios/dependencies.rake in ios_toolchain-0.2.6

@@ -1,13 +1,61 @@
 namespace :ios do
   namespace :carthage do
+
+    carthage_zip_file_name = 'carthage.tar.gz'
+    carthage_resolved_file_name = 'Cartfile.resolved'
+    carthage_folder_name = 'Carthage'
+
+    desc 'zipping'
+    task :zip, :src_folder, :output_folder do |_, args|
+      output_tar_path = File.join(args[:output_folder], carthage_zip_file_name)
+
+      tar_content = "#{carthage_folder_name} #{carthage_resolved_file_name}"
+
+      sh("pushd #{args[:src_folder]}; tar -zcf #{output_tar_path} #{tar_content}; popd")
+    end
+
+    desc 'unzipping'
+    task :unzip, :input_folder, :output_folder  do |_, args|
+      input_tar_path = File.join(args[:input_folder], carthage_zip_file_name)
+      sh("tar -xzf #{input_tar_path} --directory #{args[:output_folder]}") if File.exists?(input_tar_path)
+    end
+
+    desc 'caching'
+    task :use_cached, [:download_folder, :destination_folder] => [:unzip] do |_, args|
+      puts '### moving Carthage folder into place from cached download...'
+      carthage_folder_path = File.join(args[:download_folder], carthage_folder_name)
+      download_cartfile_resolved = File.join(args[:download_folder], carthage_resolved_file_name)
+      sh("mv #{carthage_folder_path} #{download_cartfile_resolved} #{args[:destination_folder]}")
+    end
+
+    desc 'smart fetching'
+    task :smart_fetch, :src_folder, :download_folder, :output_folder do |_, args|
+      puts '### getting Carthage from cache or recreating...'
+      source_cartfile_resolved = File.join(args[:src_folder], carthage_resolved_file_name)
+      download_cartfile_resolved = File.join(args[:download_folder], carthage_resolved_file_name)
+
+      Rake::Task['ios:carthage:unzip'].invoke(args[:download_folder], args[:download_folder])
+
+      sh("diff #{source_cartfile_resolved} #{download_cartfile_resolved}") do |contents_equal, _|
+        if contents_equal
+          Rake::Task['ios:carthage:use_cached'].invoke(args[:download_folder], args[:output_folder])
+          Rake::Task['ios:carthage:zip'].invoke(args[:output_folder], args[:output_folder])
+        else
+          Rake::Task['ios:carthage:fetch'].invoke()
+          Rake::Task['ios:carthage:zip'].invoke(args[:src_folder], args[:output_folder])
+        end
+      end
+    end
+
     desc 'updates our Carthage dependencies to the latest version'
     task :update do
       carthage_cmd = []
       carthage_cmd << 'carthage'
       carthage_cmd << 'update'
       carthage_cmd << '--platform ios'
       carthage_cmd << '--no-use-binaries'
+      carthage_cmd << '--use-ssh'
       carthage_cmd = carthage_cmd.join(' ')
 
       system(carthage_cmd)
     end