From 40ad20fda266554e38f2185f06d5dbbf6f41e314 Mon Sep 17 00:00:00 2001
From: John Bintz <john@coswellproductions.com>
Date: Tue, 4 Jan 2011 11:54:01 -0500
Subject: [PATCH] start work on symlink dir generation

---
 lib/apache/rake/apache/symlink.rb |  0
 lib/apache/rake/support.rb        | 17 ++++++++
 spec/apache/rake/support_spec.rb  | 71 +++++++++++++++++++++++++++++++
 spec/spec_helper.rb               |  3 ++
 4 files changed, 91 insertions(+)
 create mode 100644 lib/apache/rake/apache/symlink.rb
 create mode 100644 spec/apache/rake/support_spec.rb

diff --git a/lib/apache/rake/apache/symlink.rb b/lib/apache/rake/apache/symlink.rb
new file mode 100644
index 0000000..e69de29
diff --git a/lib/apache/rake/support.rb b/lib/apache/rake/support.rb
index 6b5138a..b846221 100644
--- a/lib/apache/rake/support.rb
+++ b/lib/apache/rake/support.rb
@@ -30,6 +30,23 @@ module Apache
         puts "rake apache:default[#{get_environments.first}]"
         exit 1
       end
+
+      def symlink_configs!
+        raise Errno::ENOENT if !File.directory?(config[:destination_path])
+
+        FileUtils.rm_rf(config[:symlink_path])
+        FileUtils.mkdir_p(config[:symlink_path])
+
+        Dir[File.join(config[:destination_path], '**/*')].each do |file|
+          if line = File.read(file).first
+            if !line['# disabled']
+              target = file.gsub(config[:destination_path], config[:symlink_path])
+              FileUtils.mkdir_p(File.split(target).first)
+              FileUtils.ln_sf(file, target)
+            end
+          end
+        end
+      end
     end
   end
 end
diff --git a/spec/apache/rake/support_spec.rb b/spec/apache/rake/support_spec.rb
new file mode 100644
index 0000000..d80f9a7
--- /dev/null
+++ b/spec/apache/rake/support_spec.rb
@@ -0,0 +1,71 @@
+require 'spec_helper'
+require 'apache/rake/support'
+
+describe Apache::Rake::Support do
+  include Apache::Rake::Support
+
+  let(:source) { '/source' }
+  let(:destination) { '/destination/available' }
+  let(:symlink) { '/destination/enabled' }
+
+  describe 'symlink_configs!' do
+    before {
+      @config = {
+        :source_path => source,
+        :destination_path => destination,
+        :symlink_path => symlink
+      }
+    }
+
+    subject { symlink_configs! }
+
+    context 'source does not exist' do
+      before { File.expects(:directory?).with(destination).returns(false) }
+
+      it { expect { subject }.to raise_error(Errno::ENOENT) }
+    end
+
+    context 'source does exist' do
+      before {
+        File.expects(:directory?).with(destination).returns(true)
+        FileUtils.expects(:rm_rf).with(symlink)
+        FileUtils.expects(:mkdir_p).with(symlink)
+        Dir.expects(:[]).with(File.join(destination, '**/*')).returns(dir_return)
+      }
+
+      context 'with no configs' do
+        let(:dir_return) { [] }
+
+        before { FileUtils.expects(:ln_sf).never }
+
+        it { subject }
+      end
+
+      context 'with one config' do
+        let(:filename) { File.join(destination, 'dogs/cats') }
+        let(:dir_return) { [ filename ] }
+
+        before { File.expects(:read).with(filename).returns(read_result) }
+
+        context 'config should not be symlinked' do
+          let(:read_result) { ['# disabled'] }
+
+          before { FileUtils.expects(:ln_sf).never }
+
+          it { subject }
+        end
+
+        context 'config should be symlinked' do
+          let(:read_result) { ['# whatever'] }
+
+          before {
+            FileUtils.expects(:mkdir_p).with(File.join(symlink, 'dogs'))
+            FileUtils.expects(:ln_sf).with(filename, filename.gsub(destination, symlink))
+          }
+
+          it { subject }
+        end
+      end
+    end
+  end
+end
\ No newline at end of file
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index e69de29..b9a1fd4 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -0,0 +1,3 @@
+Rspec.configure do |config|
+  config.mock_with :mocha
+end