take meta tag information from DC description of target object

browser/skin/configure.zcml

@@ -43,6 +43,12 @@
         template="lobo/body.pt"
         permission="zope.Public" />
 
+  <page name="controller"
+        for="zope.publisher.interfaces.browser.IBrowserView"
+        class="loops.browser.skin.controller.Controller"
+        permission="zope.Public"
+        layer="loops.browser.skin.Lobo" />
+
   <resource name="loops.css" file="lobo/lobo.css"
             layer="loops.browser.skin.Lobo" />
   <resource name="print.css" file="lobo/print.css"

browser/skin/controller.py

@@ -0,0 +1,47 @@
+#-*- coding: UTF-8 -*-
+#
+#  Copyright (c) 2011 Helmut Merz helmutm@cy55.de
+#
+#  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+
+"""
+View controller for the FuFo skin.
+"""
+
+from cybertools.browser.blue.controller import Controller as BaseController
+
+
+metaTagNames = ('keywords', 'description', 'google-site-verification')
+
+
+class Controller(BaseController):
+
+    def __init__(self, context, request):
+        super(Controller, self).__init__(context, request)
+        self.setupMetadata()
+
+    def setupMetadata(self):
+        macros = self.macros
+        target = self.view.virtualTarget
+        if target is not None:
+            desc = target.dcDescription
+            if desc:
+                for line in desc.splitlines():
+                    if ':' in line:
+                        name, value = line.split(':')
+                        if name in metaTagNames:
+                            macros.register('meta', name, metaName=name,
+                                            metaContent=value)