admin: add popup to edit read access

wcs/admin/forms.ptl

@@ -275,7 +275,7 @@ class FormDefPage(Directory):
                   'archive', 'invite', 'enable', 'workflow', 'category',
                   'recipient', ('workflow-options', 'workflow_options'),
                   ('workflow-status-remapping', 'workflow_status_remapping'),
-                  'roles', 'title', 'options']
+                  'roles', 'title', 'options', ('acl-read', 'acl_read')]
 
     def __init__(self, component):
         try:
@@ -355,12 +355,13 @@ class FormDefPage(Directory):
         '(<a href="roles" rel="popup">%s</a>)' % _('change')
         '</li>'
 
-        if self.formdef.acl_read:
-            '<li>%s ' % _('Read Access:')
-            '%s</li>' % {'none': _('None'),
-                         'owner': _('Owner'),
-                         'roles': _('Roles'),
-                         'all': _('Everybody')}.get(self.formdef.acl_read, 'none')
+        '<li>%s ' % _('Read Access:')
+        '%s' % {'none': _('None'),
+                'owner': _('Owner'),
+                'roles': _('Roles'),
+                'all': _('Everybody')}.get(self.formdef.acl_read, 'none')
+        ' '
+        '(<a href="acl-read" rel="popup">%s</a>)' % _('change')
         '</ul>'
         '</div>'
         '</div>'
@@ -508,6 +509,30 @@ class FormDefPage(Directory):
         '<p>%s</p>' % _('Choose a title for this form')
         form.render()
 
+    def acl_read [html] (self):
+        form = Form(enctype='multipart/form-data')
+        form.add(SingleSelectWidget, 'acl_read', title=_('Read Access'),
+                options=[
+                    (str('none'), _('None')),
+                    (str('owner'), _('Owner')),
+                    (str('roles'), _('Roles')),
+                    (str('all'), _('Everybody'))],
+                value=self.formdef.acl_read)
+        form.add_submit('submit', _('Submit'))
+        form.add_submit('cancel', _('Cancel'))
+        if form.get_widget('cancel').parse():
+            return redirect('.')
+
+        if form.is_submitted() and not form.has_errors():
+            self.formdef.acl_read = form.get_widget('acl_read').parse()
+            self.formdef.store()
+            redirect('.')
+
+        get_response().breadcrumb.append( ('acl-read', _('Read Access')) )
+        html_top('forms', title=self.formdef.name)
+        '<p>%s</p>' % _('Select who is granted a read access.')
+        form.render()
+
     def options [html] (self):
         form = Form(enctype='multipart/form-data')
         form.add(CheckboxWidget, 'confirmation', title=_('Include confirmation page'),