common libs go into the lib/common directory

lib/common/updater/svn_updater.rb

@@ -0,0 +1,40 @@
+# encoding: UTF-8
+#--
+# WPScan - WordPress Security Scanner
+# Copyright (C) 2012-2013
+#
+# 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 3 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, see <http://www.gnu.org/licenses/>.
+#++
+
+require File.expand_path(File.dirname(__FILE__) + '/updater')
+
+class SvnUpdater < Updater
+
+  REVISION_PATTERN = /revision="(\d+)"/i
+  TRUNK_URL        = 'https://github.com/wpscanteam/wpscan'
+
+  def is_installed?
+    %x[svn info "#@repo_directory" --xml 2>&1] =~ /revision=/ ? true : false
+  end
+
+  def local_revision_number
+    local_revision = %x[svn info "#@repo_directory" --xml 2>&1]
+    local_revision[REVISION_PATTERN, 1].to_s
+  end
+
+  def update
+    %x[svn up "#@repo_directory"]
+  end
+
+end