SEO: show informative URLs (with title) when global option 'useInformativeURLs' is set

browser/common.py

@@ -58,6 +58,7 @@ from cybertools.relation.interfaces import IRelationRegistry
 from cybertools.stateful.interfaces import IStateful
 from cybertools.text import mimetypes
 from cybertools.typology.interfaces import IType, ITypeManager
+from loops.browser.util import normalizeForUrl
 from loops.common import adapted, baseObject
 from loops.config.base import DummyOptions
 from loops.i18n.browser import I18NView
@@ -151,6 +152,11 @@ class BaseView(GenericView, I18NView):
     def name(self):
         return getName(self.context)
 
+    def makeTargetUrl(self, baseUrl, targetId, title=None):
+        if self.globalOptions('useInformativeURLs') and title:
+            return '%s/.%s-%s' % (baseUrl, targetId, normalizeForUrl(title))
+        return '%s/.%s' % (baseUrl, targetId)
+
     @Lazy
     def principalId(self):
         principal = self.request.principal

browser/node.py

@@ -292,8 +292,7 @@ class NodeView(BaseView):
     def targetUrl(self):
         t = self.targetObjectView
         if t is not None:
-            #return '%s/.target%s' % (self.url, t.uniqueId)
-            return '%s/.%s' % (self.url, t.uniqueId)
+            return self.makeTargetUrl(self.url, t.uniqueId, t.title)
         return ''
 
     def renderTarget(self):
@@ -465,10 +464,10 @@ class NodeView(BaseView):
 
     @Lazy
     def virtualTargetUrl(self):
-        targetId = self.targetId
-        if targetId is not None:
-            #return '%s/.target%s' % (self.url, targetId)
-            return '%s/.%s' % (self.url, targetId)
+        target = self.virtualTargetObject
+        if target is not None:
+            tv = BaseView(target, self.request)
+            return self.makeTargetUrl(self.url, tv.uniqueId, tv.title)
         else:
             return self.url
 
@@ -494,12 +493,10 @@ class NodeView(BaseView):
         """ Return URL of given target view given as .XXX URL.
         """
         if isinstance(target, BaseView):
-            #return '%s/.target%s' % (self.url, target.uniqueId)
-            return '%s/.%s' % (self.url, target.uniqueId)
+            return self.makeTargetUrl(self.url, target.uniqueId, target.title)
         else:
-            #return ('%s/.target%s' %
-            return ('%s/.%s' %
-                (self.url, util.getUidForObject(target)))
+            return self.makeTargetUrl(self.url, util.getUidForObject(target),
+                                      target.title)
 
     def getActions(self, category='object', target=None):
         actions = []
@@ -900,21 +897,6 @@ class NodeTraverser(ItemTraverser):
             return self.context.getLoopsRoot()
         if name.startswith('.'):
             name = self.cleanUpTraversalStack(request, name)[1:]
-            #traversalStack = request._traversal_stack
-            #while traversalStack and traversalStack[0].startswith('.target'):
-            #    # skip obsolete target references in the url
-            #    name = traversalStack.pop(0)
-            #traversedNames = request._traversed_names
-            #if traversedNames:
-            #    lastTraversed = traversedNames[-1]
-            #    if lastTraversed.startswith('.target') and lastTraversed != name:
-            #        # let <base .../> tag show the current object
-            #        traversedNames[-1] = name
-            #if len(name) > len('.target'):
-            #    uid = int(name[len('.target'):])
-            #    target = util.getObjectForUid(uid)
-            #else:
-            #    target = self.context.target
             target = self.getTarget(name)
             if target is not None:
                 # remember self.context in request

browser/node_macros.pt

@@ -141,7 +141,7 @@
        tal:condition="nocall:target">
     <div tal:repeat="related item/resources">
           <a href="#"
-             tal:attributes="href string:${view/url}/.target${related/uniqueId};
+             tal:attributes="href python:view.getUrlForTarget(related);
                              title related/description"
              tal:content="related/title">Resource Title</a>
     </div>
@@ -164,7 +164,7 @@
        tal:condition="nocall:target">
     <div tal:repeat="related item/children">
           <a href="#"
-             tal:attributes="href string:${view/url}/.${related/uniqueId};
+             tal:attributes="href python:view.getUrlForTarget(related);
                              title related/description"
              tal:content="related/title">Concept Title</a>
     </div>

browser/util.py

@@ -1,5 +1,5 @@
 #
-#  Copyright (c) 2006 Helmut Merz helmutm@cy55.de
+#  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
@@ -18,10 +18,9 @@
 
 """
 Utilities.
-
-$Id$
 """
 
+import re
 from zope.app import zapi
 from zope.app.pagetemplate import ViewPageTemplateFile
 from zope.app.publisher.browser.menu import BrowserMenu
@@ -65,3 +64,9 @@ def html_quote(text, character_entities=((u'&', u'&amp;'), (u'<', u'&lt;' ),
     for re, name in character_entities:
         text = text.replace(re, name)
     return text
+
+
+pattern = re.compile(r'[ /\?\+%]')
+
+def normalizeForUrl(text):
+    return pattern.sub('-', text)

layout/browser/base.py

@@ -22,8 +22,6 @@ Base classes for layout-based views.
 $Id$
 """
 
-import re
-
 from zope.app.security.interfaces import IUnauthenticatedPrincipal
 from zope import component
 from zope.cachedescriptors.property import Lazy
@@ -34,6 +32,7 @@ from zope.traversing.browser import absoluteURL
 from cybertools.util import format
 from loops.common import adapted
 from loops.i18n.browser import LanguageInfo
+from loops.browser.util import normalizeForUrl as normalize
 from loops import util
 
 
@@ -167,11 +166,7 @@ class BaseView(object):
 
     def getKeywords(self):
         return self.context.title.split()
-        
+
     def getMetaDescription(self):
         return self.context.title
 
-pattern = re.compile(r'[ /\?\+%]')
-
-def normalize(text):
-    return pattern.sub('-', text)