1 files changed, 58 insertions, 0 deletions
diff --git a/app/models/wiki_content.rb b/app/models/wiki_content.rb
new file mode 100644
index 000000000..b0382cfaf
--- /dev/null
+++ b/app/models/wiki_content.rb
@@ -0,0 +1,58 @@
+# redMine - project management software
+# Copyright (C) 2006-2007  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+require 'zlib'
+
+class WikiContent < ActiveRecord::Base
+  belongs_to :page, :class_name => 'WikiPage', :foreign_key => 'page_id'
+  belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
+  validates_presence_of :text
+  
+  acts_as_versioned
+  class Version
+    belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
+    attr_protected :data
+    
+    def text=(plain)
+      case Setting.wiki_compression
+      when 'gzip'
+      begin
+        self.data = Zlib::Deflate.deflate(plain, Zlib::BEST_COMPRESSION)
+        self.compression = 'gzip'
+      rescue
+        self.data = plain
+        self.compression = ''
+      end
+      else
+        self.data = plain
+        self.compression = ''
+      end
+      plain
+    end
+    
+    def text
+      @text ||= case compression
+      when 'gzip'
+         Zlib::Inflate.inflate(data)
+      else
+        # uncompressed data
+        data
+      end      
+    end
+  end
+  
+end