Move pattern expansion for sources, clean paths and resources in to LocalPod.

Have downloaders responsible only for cleaning up their own paths, move clean up of other paths
into LocalPod itself.

lib/cocoapods/downloader.rb

@@ -25,12 +25,8 @@ module Pod
       @pod, @url, @options = pod, url, options
     end
 
-    def clean(clean_paths = [])
-      return unless clean_paths
-      
-      clean_paths.each do |path|
-        path.rmtree
-      end
+    def clean
+      # implement in sub-classes
     end
   end
 end

lib/cocoapods/downloader/git.rb

@@ -35,8 +35,7 @@ module Pod
         end
       end
 
-      def clean(clean_paths = [])
-        super
+      def clean
         (pod.root + '.git').rmtree
       end
     end

lib/cocoapods/downloader/mercurial.rb

@@ -19,8 +19,7 @@ module Pod
         hg "clone '#{url}' --rev '#{options[:revision]}' '#{pod.root}'"
       end
 
-      def clean(clean_paths = [])
-        super
+      def clean
         (pod.root + '.hg').rmtree
       end
     end

lib/cocoapods/downloader/subversion.rb

@@ -19,8 +19,7 @@ module Pod
         svn "checkout '#{url}' -r '#{options[:revision]}' '#{pod.root}'"
       end
 
-      def clean(clean_paths = [])
-        super
+      def clean
         pod.root.glob('**/.svn').each(&:rmtree)
       end
     end

lib/cocoapods/installer.rb

@@ -68,8 +68,11 @@ module Pod
           pod = Pod.new(sandbox, spec)
           downloader = Downloader.for_pod(pod)
           downloader.download
-          # TODO move cleaning into the installer as well
-          downloader.clean(spec.expanded_clean_paths) if config.clean
+
+          if config.clean
+            downloader.clean
+            pod.clean
+          end
         end
       end
     end

lib/cocoapods/local_pod.rb

@@ -22,5 +22,41 @@ module Pod
     def implode
       root.rmtree if root.exist?
     end
+    
+    def clean
+      clean_paths.each { |path| FileUtils.rm_rf(path) }
+    end
+    
+    def source_files
+      expanded_paths(specification.source_files, :glob => '*.{h,m,mm,c,cpp}', :relative_to_sandbox => true)
+    end
+    
+    def clean_paths
+      expanded_paths(specification.clean_paths)
+    end
+    
+    def resources
+      expanded_paths(specification.resources, :relative_to_sandbox => true)
+    end
+    
+    private
+    
+    def expanded_paths(patterns, options={})
+      patterns.map do |pattern|
+        pattern = root + pattern
+        
+        if pattern.directory? && options[:glob]
+          pattern += options[:glob]
+        end
+        
+        pattern.glob.map do |file| 
+          if options[:relative_to_sandbox]
+            file.relative_path_from(@sandbox.root)
+          else
+            file
+          end
+        end
+      end.flatten
+    end
   end
 end

lib/cocoapods/specification.rb

@@ -245,18 +245,6 @@ module Pod
       files
     end
 
-    # Returns full paths to clean for this pod.
-    def expanded_clean_paths
-      files = []
-      clean_paths.each do |pattern|
-        pattern = pod_destroot + pattern
-        pattern.glob.each do |file|
-          files << file
-        end
-      end
-      files
-    end
-
     # Returns all source files of this pod including header files,
     # but relative to the project pods root.
     #

spec/spec_helper.rb

@@ -44,10 +44,15 @@ end
 require 'tmpdir'
 
 def temporary_sandbox
-  Pod::Sandbox.new(Pathname.new(Dir.mktmpdir))
+  Pod::Sandbox.new(Pathname.new(Dir.mktmpdir + "/Pods"))
 end
 
 def fixture_spec(name)
   file = SpecHelper::Fixture.fixture(name)
   Pod::Specification.from_file(file)
 end
+
+def copy_fixture_to_pod(name, pod)
+  path = SpecHelper::Fixture.fixture(name)
+  FileUtils.cp_r(path, pod.root)
+end
\ No newline at end of file

spec/unit/local_pod_spec.rb

@@ -5,9 +5,9 @@ describe Pod::LocalPod do
   # a LocalPod represents a local copy of the dependency, inside the pod root, built from a spec
   
   before do
-    @spec = Pod::Specification.from_file(fixture('banana-lib/BananaLib.podspec'))
     @sandbox = temporary_sandbox
-    @pod = Pod::LocalPod.new(@spec, @sandbox)
+    @pod = Pod::LocalPod.new(fixture_spec('banana-lib/BananaLib.podspec'), @sandbox)
+    copy_fixture_to_pod('banana-lib', @pod)
   end
   
   it 'returns the Pod root directory path' do
@@ -29,4 +29,30 @@ describe Pod::LocalPod do
     @pod.implode
     @pod.root.should.not.exist
   end
+  
+  it 'returns an expanded list of source files, relative to the sandbox root' do
+    @pod.source_files.sort.should == [
+      Pathname.new("BananaLib/Classes/Banana.m"), 
+      Pathname.new("BananaLib/Classes/Banana.h")
+    ].sort
+  end
+  
+  it 'returns an expanded list of absolute clean paths' do
+    @pod.clean_paths.should == [@sandbox.root + "BananaLib/sub-dir"]
+  end
+  
+  it 'returns an expanded list of resources, relative to the sandbox root' do
+    @pod.resources.should == [Pathname.new("BananaLib/Resources/logo-sidebar.png")]
+  end
+  
+  it 'can clean up after itself' do
+    @pod.clean_paths.tap do |paths|
+      @pod.clean
+      
+      paths.each do |path|
+        path.should.not.exist
+      end
+    end
+  end
+  
 end