Mallet 2.0.7

This formula installs the MALLET machine learning for language toolkit.
It is a Java utility, so the formula basically just deals with copying
the libraries and wrapping the scripts.

Closes #13825.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/Library/Formula/mallet.rb b/Library/Formula/mallet.rb
new file mode 100644
index 000000000..77dee9f6b
--- /dev/null
+++ b/Library/Formula/mallet.rb
@@ -0,0 +1,28 @@
+require 'formula'
+
+class Mallet < Formula
+  homepage 'http://mallet.cs.umass.edu/'
+  url 'http://mallet.cs.umass.edu/dist/mallet-2.0.7.tar.gz'
+  sha1 '45f6ad87ad7605d9f009be5f47b0bbf2ca47d89e'
+
+  # Creates a wrapper to set the classpath before executing
+  # the utility.
+  def startup_script(name)
+    <<-EOS.undent
+      #!/bin/sh
+      CLASSPATH=$CLASSPATH:#{libexec}/class:#{libexec}/lib/mallet-deps.jar "#{libexec}/bin/#{name}" "$@"
+    EOS
+  end
+
+  def install
+    rm Dir['bin/*.{bat,dll,exe}'] # Remove all windows files
+    prefix.install 'LICENSE'
+    libexec.install Dir['*']
+    cd libexec+'bin' do
+      Dir['*'].each do |file|
+        fn = File.basename(file)
+        (bin+fn).write startup_script(fn)
+      end
+    end
+  end
+end