from django.contrib import admin
from django.utils.translation import ugettext as _
from django.http import Http404, HttpResponse, HttpResponseRedirect
from django.utils.encoding import force_unicode
from django.utils.html import escape
from upload.models import FileUpload
from django.conf import settings


class UploadAdmin(admin.ModelAdmin):
    list_display = ('title','upload_date','upload', 'content_type')         
    search_fields = ['title',]
    list_filter = ('upload_date', 'content_type')
    fieldsets = (
        (None, {'fields': ('upload','title','description')}),
    )
    class Media:
        js = ['%s/admin/jquery/jquery-1.3.2.min.js' % (settings.MEDIA_URL), '%s/admin/custom/photo-edit.js' % (settings.MEDIA_URL)]
        
    def response_change(self, request, obj):
        """
        Determines the HttpResponse for the change_view stage.
        """
        opts = obj._meta
        pk_value = obj._get_pk_val()

        msg = _('The %(name)s "%(obj)s" was changed successfully.') % {'name': force_unicode(opts.verbose_name), 'obj': force_unicode(obj)}
        if request.POST.has_key("_continue"):
            self.message_user(request, msg + ' ' + _("You may edit it again below."))
            if request.REQUEST.has_key('_popup'):
                return HttpResponseRedirect(request.path + "?_popup=1")
            else:
                return HttpResponseRedirect(request.path)
        elif request.POST.has_key("_saveasnew"):
            msg = _('The %(name)s "%(obj)s" was added successfully. You may edit it again below.') % {'name': force_unicode(opts.verbose_name), 'obj': obj}
            self.message_user(request, msg)
            return HttpResponseRedirect("../%s/" % pk_value)
        elif request.POST.has_key("_addanother"):
            self.message_user(request, msg + ' ' + (_("You may add another %s below.") % force_unicode(opts.verbose_name)))
            return HttpResponseRedirect("../add/")
        elif request.POST.has_key("_popup"):
            return HttpResponse('<script type="text/javascript">opener.dismissAddAnotherPopup(window, "%s", "%s");</script>' % \
                # escape() calls force_unicode.
                (escape(pk_value), escape(obj)))
        else:
            self.message_user(request, msg)
            return HttpResponseRedirect("../")


admin.site.register(FileUpload, UploadAdmin)