Add weather package

packages/weather.rb

+require 'package'
+
+class Weather < Package
+  description 'This command-line utility is intended to provide quick access to current weather conditions and forecasts.'
+  homepage 'http://fungi.yuggoth.org/weather/'
+  version '2.3'
+  source_url 'http://fungi.yuggoth.org/weather/src/weather-2.3.tar.xz'
+  source_sha256 '86148d2f1d59867f637f52558cc2a6b3280fac94df55c6e5af0ce37cc190d146'
+
+  depends_on 'python27' unless File.exists? "#{CREW_PREFIX}/bin/python"
+
+  def self.build
+    system "echo 'datadir = #{CREW_PREFIX}/data/weather' >> weatherrc"
+  end
+
+  def self.install
+    system "mkdir -p #{CREW_DEST_PREFIX}/bin"
+    system "mkdir -p #{CREW_DEST_PREFIX}/data/weather"
+    system "mkdir -p #{CREW_DEST_PREFIX}/etc"
+    system "mkdir -p #{CREW_DEST_PREFIX}/man/man1"
+    system "mkdir -p #{CREW_DEST_PREFIX}/man/man5"
+    system "mkdir -p #{CREW_DEST_PREFIX}/$HOME"
+    system "cp weather #{CREW_DEST_PREFIX}/bin"
+    system "cp weather.py #{CREW_DEST_PREFIX}/bin"
+    system "cp airports #{CREW_DEST_PREFIX}/data/weather"
+    system "cp places #{CREW_DEST_PREFIX}/data/weather"
+    system "cp slist #{CREW_DEST_PREFIX}/data/weather"
+    system "cp stations #{CREW_DEST_PREFIX}/data/weather"
+    system "cp zctas #{CREW_DEST_PREFIX}/data/weather"
+    system "cp zlist #{CREW_DEST_PREFIX}/data/weather"
+    system "cp zones #{CREW_DEST_PREFIX}/data/weather"
+    system "cp weatherrc #{CREW_DEST_PREFIX}/etc"
+    system "cp weather.1 #{CREW_DEST_PREFIX}/man/man1"
+    system "cp weatherrc.5 #{CREW_DEST_PREFIX}/man/man5"
+    system "cp weatherrc $HOME/.weatherrc"
+    system "cp weatherrc #{CREW_DEST_PREFIX}/$HOME/.weatherrc"
+  #end
+
+  # uncomment after PR #1110 is merged
+  #def self.postinstall
+    puts
+    puts "To complete the installation, execute the following:".lightblue
+    puts "echo 'alias weather=\"weather --setpath=/usr/local/data/weather\"' >> ~/.bashrc && source ~/.bashrc".lightblue
+    puts
+  end
+end