Fix source validation for local URLs and SSH repos

lib/cocoapods/installer/pod_source_installer.rb

@@ -123,7 +123,9 @@ module Pod
         source = if !root_spec.source[:http].nil?
                    URI(root_spec.source[:http].to_s)
                  elsif !root_spec.source[:git].nil?
-                   URI(root_spec.source[:git].to_s)
+                   git_source = root_spec.source[:git].to_s
+                   return unless git_source =~ /^#{URI.regexp}$/
+                   URI(git_source)
                  end
         if UNENCRYPTED_PROTOCOLS.include?(source.scheme)
           UI.warn "'#{root_spec.name}' uses the unencrypted '#{source.scheme}' protocol to transfer the Pod. " \

spec/unit/installer/pod_source_installer_spec.rb

@@ -62,6 +62,30 @@ module Pod
         UI.warnings.should.include 'uses the unencrypted \'git\' protocol'
       end
 
+      it 'does not warn for local repositories with spaces' do
+        @spec.source = { :git => '/Users/kylef/Projects X', :tag => '1.0' }
+        dummy_response = Pod::Downloader::Response.new
+        Downloader.stubs(:download).returns(dummy_response)
+        @installer.install!
+        UI.warnings.length.should.equal(0)
+      end
+
+      it 'does not warn for SSH repositories' do
+        @spec.source = { :git => 'git@bitbucket.org:kylef/test.git', :tag => '1.0' }
+        dummy_response = Pod::Downloader::Response.new
+        Downloader.stubs(:download).returns(dummy_response)
+        @installer.install!
+        UI.warnings.length.should.equal(0)
+      end
+
+      it 'does not warn for SSH repositories on Github' do
+        @spec.source = { :git => 'git@github.com:kylef/test.git', :tag => '1.0' }
+        dummy_response = Pod::Downloader::Response.new
+        Downloader.stubs(:download).returns(dummy_response)
+        @installer.install!
+        UI.warnings.length.should.equal(0)
+      end
+
       #--------------------------------------#
 
       describe 'Prepare command' do