require "formula"

class MarkdownProvider < Requirement
  fatal true
  default_formula "markdown"
  satisfy { which "markdown" }
end

class Shocco < Formula
  homepage "http://rtomayko.github.io/shocco/"
  url "https://github.com/rtomayko/shocco/archive/1.0.tar.gz"
  sha1 "e29d58fb8109040b4fb4a816f330bb1c67064f6d"

  depends_on MarkdownProvider

  resource "pygments" do
    url "http://pypi.python.org/packages/source/P/Pygments/Pygments-1.5.tar.gz"
    sha1 "4fbd937fd5cebc79fa4b26d4cce0868c4eec5ec5"
  end

  # Upstream, but not in a release
  patch :DATA

  def install
    libexec.install resource("pygments").files("pygmentize", "pygments")

    system "./configure",
      "PYGMENTIZE=#{libexec}/pygmentize",
      "MARKDOWN=#{HOMEBREW_PREFIX}/bin/markdown",
      "--prefix=#{prefix}"

    system "make"
    system "make", "install"
  end

  def caveats
    <<-EOS.undent
      You may also want to install browser:
        brew install browser
        shocco `which shocco` | browser
    EOS
  end
end

__END__
diff --git a/configure b/configure
index 2262477..bf0af62 100755
--- a/configure
+++ b/configure
@@ -193,7 +193,7 @@ else stdutil xdg-open   XDG_OPEN   xdg-open
 fi

 stdutil ronn       RONN       ronn
-stdutil markdown   MARKDOWN   markdown Markdown.pl
+stdutil markdown   MARKDOWN   markdown Markdown.pl $MARKDOWN
 stdutil perl       PERL       perl
 stdutil pygmentize PYGMENTIZE pygmentize $PYGMENTIZE