views.py 文件源码

def request_extension(request, primary_key):
    """Send email to admins to request :model:`library.Lendable` extension.

    After renewing a lendable the max available (max_renewals) times
    a user may request an extension. An email is sent to the site
    ADMINS as found in the settings for this request.

    Redirect:
    :view:`library.index`
    """
    admin_path_for_lendable = reverse(
        'admin:library_lendable_change',
        args=(primary_key,)
    )
    admin_url_for_lendable = settings.PRIMARY_URL + admin_path_for_lendable
    try:
        send_mail(
            'openbare: request to extend due_date of PK#%s' % primary_key,
            'Message from %s:\n%s\n\n%s' % (
                request.user.username,
                request.POST['message'],
                admin_url_for_lendable
            ),
            request.user.email,
            _admin_emails()
        )
    except Exception as e:
        messages.error(request, e)
    else:
        messages.success(
            request,
            'Your request was sent to the openbare Admins' +
            ' and will be evaluated.'
        )
    return redirect(reverse('library:index'))