Changeset db5fb504210b8c67cc4c99c27c91aafd4de5aafa

Timestamp:

06/04/10 03:16:30 (3 months ago)

Author:

Jim Garrison <jim@…>

Children:

36ff2e8580af1bb1edc1386c3bd89dd5dc45ebcb

Parents:

f62d769ef9f30a1aa3d51cb70d64ec05c6d6088c

git-committer:

Jim Garrison <jim@jimgarrison.org> / 2010-06-04T00:16:30Z-0700

Message:

Fixed #11. implemented copying (forking) of resources on the wiki

Location:

ductus/wiki

Files:

• __init__.py (modified) (1 diff)
• templates/wiki/copy.html (added)
• views.py (modified) (3 diffs)

ductus/wiki/__init__.py

@@ -37 +37 @@
     """Used by 'edit' views to say that an edit or fork has led to a new URN
     """
+
+    handled = False
 
     def __init__(self, urn):

ductus/wiki/views.py

@@ -26 +26 @@
 from django.utils.encoding import iri_to_uri
 from django.utils.http import urlquote
+from django.utils.translation import ugettext_lazy, ugettext as _
 from django.conf import settings
 
@@ -168 +169 @@
     # the underlying page has been modified, so we should take note of that
     # and save its new location
+
+    if response.handled:
+        return response
+    response.handled = True
 
     check_edit_permission(request, page.name)
@@ -263 +268 @@
         return _handle_successful_wikiedit(request, response, page)
     return response
+
+@register_view(None, 'copy')
+def view_copy_resource(request):
+    """Copies/forks the resource to a new location on the wiki
+    """
+
+    from django import forms
+
+    class CopyPageForm(forms.Form):
+        source_urn = forms.CharField(widget=forms.HiddenInput())
+        target_pagename = forms.CharField(help_text=_('wiki location of the new resource'))
+
+        def clean_source_urn(self):
+            source_urn = self.cleaned_data['source_urn']
+            try:
+                source_resource = get_resource_database().get_resource_object(source_urn)
+            except Exception: # fixme: some day we should just be able to catch KeyError here, or something
+                raise forms.ValidationError(_('source resource does not exist'))
+            else:
+                return source_urn
+
+        def clean_target_pagename(self):
+            target_pagename = self.cleaned_data['target_pagename']
+            if not user_has_edit_permission(request.user, target_pagename):
+                raise forms.ValidationError(_('you do not have permission to create/write to this resource')) 
+            return target_pagename
+
+    if request.method == 'POST':
+        form = CopyPageForm(request.POST)
+        if form.is_valid():
+            source_urn = form.cleaned_data['source_urn']
+            source_resource = get_resource_database().get_resource_object(source_urn)
+            target_pagename = form.cleaned_data['target_pagename']
+            page, page_created = WikiPage.objects.get_or_create(name=target_pagename)
+            if page_created:
+                page.save()
+            response = SuccessfulEditRedirect(source_urn)
+            return _handle_successful_wikiedit(request, response, page)
+    else:
+        form = CopyPageForm(initial={'source_urn': request.ductus.resource.urn})
+
+    return render_to_response('wiki/copy.html', {
+        'form': form,
+    }, RequestContext(request))
 
 @register_view(None, 'xml')