provide navigation between forms

git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@1882 fd906abe-77d9-0310-91a1-e0d9ade77398

composer/schema/browser/common.py

@@ -0,0 +1,91 @@
+#
+#  Copyright (c) 2007 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
+#
+
+"""
+Common base class(es) for schema and other template views.
+
+$Id$
+"""
+
+from zope import component
+from zope.cachedescriptors.property import Lazy
+
+from cybertools.composer.interfaces import IInstance
+from cybertools.composer.schema.interfaces import IClientFactory
+
+
+class BaseView(object):
+
+    clientName = None
+
+    def __init__(self, context, request):
+        self.context = context
+        self.request = request
+
+    @Lazy
+    def manager(self):
+        return self.context.getManager()
+
+    @Lazy
+    def previousTemplate(self):
+        return self.getPreviousTemplate()
+
+    def getPreviousTemplate(self):
+        templates = self.context.getManager().getClientSchemas()
+        context = self.context
+        idx = templates.find(context)
+        if idx > 0:
+            #return templates[idx-1].name
+            return templates.keys()[idx-1]
+        else:
+            return None
+
+    @Lazy
+    def nextTemplate(self):
+        return self.getNextTemplate()
+
+    def getNextTemplate(self):
+        templates = self.context.getManager().getClientSchemas()
+        context = self.context
+        idx = templates.find(context)
+        if 0 <= idx < len(templates) - 1:
+            #return templates[idx+1].name
+            return templates.keys()[idx+1]
+        else:
+            return None
+
+    @Lazy
+    def url(self):
+        from zope.traversing.browser import absoluteURL
+        url = absoluteURL(self.context, self.request)
+
+    buttonActions = dict(
+            submit_previous=getPreviousTemplate,
+            submit_next=getNextTemplate,
+    )
+
+    #@Lazy
+    def nextUrl(self):
+        #viewName = 'thankyou.html'
+        viewName = ''
+        form = self.request.form
+        for bn in self.buttonActions:
+            if bn in form:
+                viewName = self.buttonActions[bn](self)
+                break
+        return '%s/%s?id=%s' % (self.url, viewName, self.clientName)

composer/schema/browser/configure.zcml

@@ -8,7 +8,7 @@
   <page
       for="cybertools.composer.schema.interfaces.ISchema"
       name="index.html"
-      class="cybertools.composer.schema.browser.base.SchemaView"
+      class="cybertools.composer.schema.browser.schema.SchemaView"
       permission="zope.View"
       />
 
@@ -19,7 +19,7 @@
   <page
       for="cybertools.composer.schema.interfaces.ISchema"
       name="thankyou.html"
-      class="cybertools.composer.schema.browser.base.SchemaView"
+      class="cybertools.composer.schema.browser.schema.SchemaView"
       permission="zope.View"
       />
 

composer/schema/browser/schema.py

@@ -25,17 +25,12 @@ $Id$
 from zope import component
 from zope.cachedescriptors.property import Lazy
 
+from cybertools.composer.schema.browser.common import BaseView
 from cybertools.composer.interfaces import IInstance
 from cybertools.composer.schema.interfaces import IClientFactory
 
 
-class SchemaView(object):
+class SchemaView(BaseView):
-
-    clientName = None
-
-    def __init__(self, context, request):
-        self.context = context
-        self.request = request
 
     @Lazy
     def fields(self):
@@ -78,12 +73,7 @@ class SchemaView(object):
         instance = component.getAdapter(client, IInstance, name='editor')
         instance.template = self.context
         instance.applyTemplate(form)
-        return True
+        #return True
-        #self.request.response.redirect(self.nextUrl)
+        self.request.response.redirect(self.nextUrl())
-        #return False
+        return False
 
-    @Lazy
-    def nextUrl(self):
-        from zope.traversing.browser import absoluteURL
-        url = absoluteURL(self.context, self.request)
-        return '%s/thankyou.html?id=%s' % (url, self.clientName)

organize/browser/service.py

@@ -26,16 +26,11 @@ from zope import component
 from zope.cachedescriptors.property import Lazy
 
 from cybertools.organize.interfaces import IClientRegistrations
+from cybertools.composer.schema.browser.common import BaseView
 from cybertools.composer.schema.interfaces import IClientFactory
 
 
-class RegistrationTemplateView(object):
+class RegistrationTemplateView(BaseView):
-
-    clientName = None
-
-    def __init__(self, context, request):
-        self.context = context
-        self.request = request
 
     @Lazy
     def services(self):
@@ -87,12 +82,6 @@ class RegistrationTemplateView(object):
         toDelete = [s for s in oldServices
                       if s in allServices and s not in newServices]
         regs.unregister(toDelete)
-        return True
+        #return True
-        #self.request.response.redirect(self.nextUrl)
+        self.request.response.redirect(self.nextUrl())
-        #return False
+        return False
-
-    @Lazy
-    def nextUrl(self):
-        from zope.traversing.browser import absoluteURL
-        url = absoluteURL(self.context, self.request)
-        return '%s/thankyou.html?id=%s' % (url, self.clientName)

organize/service.py

@@ -58,6 +58,9 @@ class ServiceManager(object):
     def getServices(self):
         return self.services
 
+    def getClientSchemas(self):
+        return self.clientSchemas
+
     @Lazy
     def clients(self):
         return self.clientsFactory()
@@ -138,8 +141,8 @@ class RegistrationTemplate(object):
     implements(IRegistrationTemplate)
 
     def __init__(self, name=None, manager=None):
-        self.name = name
+        self.name = self.__name__ = name
-        self.manager = manager
+        self.manager = self.__parent__ = manager
 
     @property
     def services(self):

util/jeep.py

@@ -105,3 +105,20 @@ class Jeep(object):
         delattr(self, key)
         return value
 
+    def find(self, obj):
+        if isinstance(obj, basestring):
+            key = obj
+        else:
+            key = getattr(obj, '__name__', getattr(obj, 'name', _notfound))
+            if key is _notfound:
+                raise AttributeError("No name attribute present")
+        if key in self:
+            return self._sequence.index(key)
+        else:
+            return -1
+
+    def index(self, obj):
+        idx = self.find(obj)
+        if idx < 0:
+            raise ValueError('list.index(x): x not in list')
+        return idx