Add natron package (#5953)

packages/natron.rb

+require 'package'
+
+class Natron < Package
+  description 'Open Source Compositing Software For VFX and Motion Graphics.'
+  homepage 'https://natrongithub.github.io/'
+  version '2.4.0'
+  license 'GPL-2'
+  compatibility 'x86_64'
+  source_url 'https://github.com/NatronGitHub/Natron/releases/download/v2.4.0/Natron-2.4.0-Linux-64.tgz'
+  source_sha256 '7e8f2ec343f553799f34dce89aa250c410024f17e2c9ccfb5e22544db3e46bb4'
+
+  binary_url ({
+    x86_64: 'https://gitlab.com/api/v4/projects/26210301/packages/generic/natron/2.4.0_x86_64/natron-2.4.0-chromeos-x86_64.tpxz'
+  })
+  binary_sha256 ({
+    x86_64: '35b3c22b67f74d285e71f619179cf36a3a475d0df37dd7dcb104d22a318edce4'
+  })
+
+  depends_on 'desktop_file_utils'
+  depends_on 'libglu'
+  depends_on 'sommelier'
+
+  @strip = ENV['CREW_NOT_STRIP']
+  @shrink = ENV['CREW_SHRINK_ARCHIVE']
+  ENV['CREW_NOT_STRIP'] = '1'
+  ENV['CREW_SHRINK_ARCHIVE'] = '0'
+
+  def self.install
+    # IMPORTANT BUILD/INSTALL FROM SOURCE INSTRUCTIONS BELOW:
+    # Enter /usr/local/tmp/crew/dest/usr/local/share/Natron-#{version} for the install directory.
+    # Uncheck 'Run Natron now' at the end of the install wizard.
+    system "./Natron-#{version}-Linux-64"
+    FileUtils.mkdir_p "#{CREW_DEST_PREFIX}/bin"
+    FileUtils.ln_s "#{CREW_PREFIX}/share/Natron-#{version}/Natron", "#{CREW_DEST_PREFIX}/bin/natron"
+  end
+
+  def self.postinstall
+    puts "\nType 'natron' to get started.\n".lightblue
+  end
+
+  def self.remove
+    config_dir = "#{HOME}/.Natron"
+    if Dir.exists? config_dir
+      print "Would you like to remove the config directory #{config_dir}? [y/N] "
+      case STDIN.getc
+      when "y", "Y"
+        FileUtils.rm_rf config_dir
+        puts "#{config_dir} removed.".lightred
+      else
+        puts "#{config_dir} saved.".lightgreen
+      end
+    end
+  end
+
+  ENV['CREW_SHRINK_ARCHIVE'] = @shrink
+  ENV['CREW_NOT_STRIP'] = @strip
+end