Ejemplo n.º 1
0
    def get(self, request, app_label=None, rptname=None, fldname=None, **kw):
        """If `fldname` is specified, return a JSON object with two
        attributes `count` and `rows`, where `rows` is a list of
        `(display_text, value)` tuples.  Used by ComboBoxes or similar
        widgets.

        If `fldname` is not specified, returns the choices for the
        `record_selector` widget.

        """
        rpt = requested_actor(app_label, rptname)
        emptyValue = None
        if fldname is None:
            ar = rpt.request(request=request)
            qs = ar.data_iterator

            def row2dict(obj, d):
                d[constants.CHOICES_TEXT_FIELD] = str(obj)
                # getattr(obj,'pk')
                d[constants.CHOICES_VALUE_FIELD] = obj.pk
                return d
        else:
            # NOTE: if you define a *parameter* with the same name as
            # some existing *data element* name, then the parameter
            # will override the data element here in choices view.
            field = rpt.get_param_elem(fldname)
            if field is None:
                field = rpt.get_data_elem(fldname)
            if field.blank:
                # logger.info("views.Choices: %r is blank",field)
                emptyValue = '<br/>'
            ar = rpt.request(request=request)
            qs, row2dict = choices_for_field(ar, rpt, field)

        return choices_response(rpt, request, qs, row2dict, emptyValue)
Ejemplo n.º 2
0
 def get(self, request, app_label=None, actor=None, an=None, field=None, **kw):
     actor = requested_actor(app_label, actor)
     ba = actor.get_url_action(an)
     if ba is None:
         raise Exception("Unknown action %r for %s" % (an, actor))
     field = ba.action.get_param_elem(field)
     qs, row2dict = choices_for_field(ba.request(request=request), ba.action, field)
     if field.blank:
         emptyValue = '<br/>'
     else:
         emptyValue = None
     return choices_response(actor, request, qs, row2dict, emptyValue)
Ejemplo n.º 3
0
    def get(self, request, app_label=None, rptname=None, fldname=None, **kw):
        """
        Return a JSON object with two attributes `count` and `rows`,
        where `rows` is a list of `(display_text,value)` tuples.
        Used by ComboBoxes or similar widgets.
        If `fldname` is not specified, returns the choices for
        the `record_selector` widget.
        """
        rpt = requested_actor(app_label, rptname)
        emptyValue = None
        if fldname is None:
            ar = rpt.request(request=request)  # ,rpt.default_action)
            # ~ rh = rpt.get_handle(self)
            # ~ ar = ViewReportRequest(request,rh,rpt.default_action)
            # ~ ar = dbtables.TableRequest(self,rpt,request,rpt.default_action)
            # ~ rh = ar.ah
            # ~ qs = ar.get_data_iterator()
            qs = ar.data_iterator

            # ~ qs = rpt.request(self).get_queryset()

            def row2dict(obj, d):
                d[constants.CHOICES_TEXT_FIELD] = str(obj)
                # getattr(obj,'pk')
                d[constants.CHOICES_VALUE_FIELD] = obj.pk
                return d
        else:
            """
            NOTE: if you define a *parameter* with the same name
            as some existing *data element* name, then the parameter
            will override the data element. At least here in choices view.
            """
            # ~ field = find_field(rpt.model,fldname)
            field = rpt.get_param_elem(fldname)
            if field is None:
                field = rpt.get_data_elem(fldname)
            if field.blank:
                # ~ logger.info("views.Choices: %r is blank",field)
                emptyValue = ''
            qs, row2dict = choices_for_field(rpt.request(request=request), rpt,
                                             field)

        return choices_response(rpt, request, qs, row2dict, emptyValue)