281 

   282 

   283 def delete(request, partial_path=None, link_name=None,

   284            template=DEF_SITE_DOCS_EDIT_TMPL):

   285   """Request handler for a Developer to delete Document Model entity.

   286 

   287   Args:

   288     request: the standard django request object

   289     partial_path: the Document's site-unique "path" extracted from the URL,

   290       minus the trailing link_name

   291     link_name: the last portion of the Document's site-unique "path"

   292       extracted from the URL

   293     template: the "sibling" template (or a search list of such templates)

   294       from which to construct the public.html template name (or names)

   295 

   296   Returns:

   297     A subclass of django.http.HttpResponse which redirects 

   298     to /site/docs/list.

   299   """

   300 

   301   try:

   302     access.checkIsDeveloper(request)

   303   except  soc.views.out_of_band.AccessViolationResponse, alt_response:

   304     return alt_response.response()

   305 

   306   # create default template context for use with any templates

   307   context = helper.responses.getUniversalContext(request)

   308 

   309   existing_doc = None

   310   path = path_link_name.combinePath([partial_path, link_name])

   311 

   312   # try to fetch Document entity corresponding to path if one exists    

   313   try:

   314     if path:

   315       existing_doc = document.logic.getFromFields(partial_path=partial_path,

   316                                                   link_name=link_name)

   317   except out_of_band.ErrorResponse, error:

   318     # show custom 404 page when path doesn't exist in Datastore

   319     error.message = error.message + DEF_CREATE_NEW_DOC_MSG

   320     return simple.errorResponse(request, error, template, context)

   321 

   322   if existing_doc:

   323     document.logic.delete(existing_doc)

   324 

   325   return http.HttpResponseRedirect('/site/docs/list')