New Formula: gremlin

Added a new formula for Gremlin, the graph traversal language.

Closes #7853.

Signed-off-by: Charlie Sharpsteen <source@sharpsteen.net>

1 files changed, 41 insertions, 0 deletions

diff --git a/Library/Formula/gremlin.rb b/Library/Formula/gremlin.rb
new file mode 100644
index 000000000..e446df9d6
--- /dev/null
+++ b/Library/Formula/gremlin.rb
@@ -0,0 +1,41 @@
+require 'formula'
+
+class Gremlin < Formula
+  url 'https://github.com/downloads/tinkerpop/gremlin/gremlin-1.3.zip'
+  homepage 'http://gremlin.tinkerpop.com/'
+  md5 'c524ee20e119c3b6059cfd0b7873d94c'
+  head 'https://github.com/tinkerpop/gremlin.git', :using => :git
+
+  depends_on 'maven' if ARGV.build_head?
+
+  def install
+    # If this is a head build, checkout the source and build it with maven
+    if ARGV.build_head?
+
+      # Setup a couple of paths for the build
+      pwd = Pathname.new('.')
+      m2 = pwd+'.m2'
+
+      # Create a local settings file to make sure that all cached downloads
+      # are saved in a local repository which will be deleted once the build
+      # is complete.
+      (pwd+'settings.xml').write <<-EOF.undent
+        <?xml version="1.0" encoding="UTF-8"?>
+        <settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 \
+              http://maven.apache.org/xsd/settings-1.0.0.xsd">
+          <localRepository>#{m2}</localRepository>
+        </settings>
+      EOF
+
+      # Perform the build
+      system 'mvn clean install -s ./settings.xml'
+    end
+
+    target = Pathname.glob('./target/gremlin-*-standalone')[0]
+    libexec.install Dir[target+'lib'+'*.jar']
+    inreplace target+'bin'+'gremlin.sh', '`dirname $0`/../lib', libexec
+    bin.install target+'bin'+'gremlin.sh' => 'gremlin'
+  end
+end
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