Add spell-checking using runspell/hunspell.

For now, we're bundling english dictionaries with modifications for our needs.
When there is a better non-ffi API for ruby available, we can switch to multiple dictionaries and split our changes

2 files changed, 49 insertions, 0 deletions

diff --git a/lib/glsamaker.rb b/lib/glsamaker.rb
index d55bc81..6f4cb61 100644
--- a/lib/glsamaker.rb
+++ b/lib/glsamaker.rb
@@ -15,4 +15,5 @@ require 'glsamaker/diff'
 require 'glsamaker/xml'
 require 'glsamaker/bugs'
 require 'glsamaker/mail'
+require 'glsamaker/spelling'
 # require 'glsamaker/helpers' DO NOT REQUIRE or else the rake tasks will blow up
diff --git a/lib/glsamaker/spelling.rb b/lib/glsamaker/spelling.rb
new file mode 100644
index 0000000..0d06310
--- /dev/null
+++ b/lib/glsamaker/spelling.rb
@@ -0,0 +1,48 @@
+# ===GLSAMaker v2
+#  Copyright (C) 2009-2011 Alex Legler <a3li@gentoo.org>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# For more information, see the LICENSE file.
+
+module Glsamaker
+  class Spelling
+    class << self
+      def init
+        dic = File.join(Rails.root, 'vendor', 'dictionaries', 'en_US.dic')
+        aff = File.join(Rails.root, 'vendor', 'dictionaries', 'en_US.aff')
+
+        @runspell = Runspell.new(aff, dic)
+      end
+
+      def check(word)
+        init if @runspell.nil?
+        @runspell.check(word)
+      end
+
+      def suggest(word)
+        init if @runspell.nil?
+        @runspell.suggest(word)
+      end
+
+      # Checks a string for spelling, <tt>before_marker</tt> and <tt>after_maker</tt> are put around the misspelled words
+      def check_string(string, before_marker, after_marker)
+        result = []
+        string.split(/\b/).each do |word|
+          if word =~ /^[\s,.-:(){}\[\]<>]*$/
+            result << word
+          elsif check(word)
+             result << word
+          else
+             result << before_marker.html_safe + word + after_marker.html_safe
+          end
+        end
+
+        result.join
+      end
+    end
+  end
+end
\ No newline at end of file