示例#1
0
def delete(request, downloadable_id, template_name = "downloads/delete.html",
           extra_context = None, **kwargs):
    """

    Arguments:
    - `request`:
    - `downloadable_id`:
    - `template_name`:
    - `extra_context`:
    - `**kwargs`:
    """

    dnldbl = get_object_or_404(Downloadable, pk = downloadable_id)
    if not request.user.has_perm('downloads.delete_downloadable', dnldbl) and \
            request.user != dnldbl.owner:
        return HttpResponseForbidden(_("You do not have permission to delete this downloadable item."))

    if request.method == "POST":
        # Delete the underlying file, and then delete the downloadable.
        #
        name = dnldbl.blurb
        dnldbl.content.delete()
        dnldbl.delete()
        msg_user(request.user, _("Downloadable %s deleted.") % name)
        return HttpResponseRedirect(reverse('downloads_list'))

    return asrender_to_response(request, template_name,
                                { 'downloadable' : dnldbl },
                                extra_context, **kwargs)
示例#2
0
def create(request, extra_context = None, form_class = DownloadableForm,
           template_name = "downloads/create.html", **kwargs):
    """

    Arguments:
    - `request`:
    - `template_name`:
    """

    # Does this user have permission to create downloadloadable objects?
    #
    if not request.user.has_perm("downloads.add_downloadable"):
        return HttpResponseForbidden(_("You do not have permission to create a downloadable item."))

    # On POST we create the uploadable..
    #
    if request.method == 'POST' and 'content' in request.FILES:
        if 'content' in request.FILES:
            file_name = request.FILES['content'].name
            dnldbl = Downloadable(owner = request.user, content = file_name)
            form = form_class(request.POST, request.FILES, instance = dnldbl)
        else:
            dnldbl = Downloadable(owner = request.user, content = file_name)
            form = form_class(request.POST, instance = dnldbl)

        if form.is_valid():
            dnldbl = form.save(commit = False)
            dnldbl.owner = request.user
            dnldbl.save()

            # The owner gets permissions to his own objects.
            #
            assign('downloads.change_downloadable', request.user, dnldbl)
            assign('downloads.delete_downloadable', request.user, dnldbl)
            assign('downloads.view_downloadable', request.user, dnldbl)
            assign('downloads.download_downloadable', request.user, dnldbl)

            msg_user(request.user, _('File "%s" successfully uploaded') % \
                         os.path.basename(dnldbl.content.name))
            return HttpResponseRedirect(dnldbl.get_absolute_url())
    else:
        form = form_class()
    return asrender_to_response(request, template_name, { 'form' : form },
                                extra_context, **kwargs)
示例#3
0
def edit(request, downloadable_id, template_name = "downloads/edit.html",
         extra_context = None, form_class = DownloadableForm, **kwargs):
    """

    Arguments:
    - `request`:
    - `downloadable_id`:
    - `template_name`:
    - `extra_context`:
    - `**kwargs`:
    """

    dnldbl = get_object_or_404(Downloadable, pk = downloadable_id)
    if not request.user.has_perm('downloads.change_downloadable', dnldbl) and \
            request.user != dnldbl.owner:
        return HttpResponseForbidden(_("You do not have permission to change this downloadable item."))

    if request.method == "POST":
        # are we also uploading a new file with this edit?
        #
        if 'content' in request.FILES:
            file_name = request.FILES['content'].name
            dnldbl.content = file_name
            form = form_class(request.POST, request.FILES, instance = dnldbl)
        else:
            form = form_class(request.POST, instance = dnldbl)

        if form.is_valid():
            dnldbl = form.save()
            msg_user(request.user, "Downloadable updated.")
            return HttpResponseRedirect(dnldbl.get_absolute_url())
    else:
        form = form_class(instance = dnldbl)

    return asrender_to_response(request, template_name,
                                { 'downloadable' :dnldbl,
                                  'form'    : form },
                                extra_context, **kwargs)