search.py 文件源码

def report(context, request):
    doc_types = request.params.getall('type')
    if len(doc_types) != 1:
        msg = 'Report view requires specifying a single type.'
        raise HTTPBadRequest(explanation=msg)

    # schemas for all types
    types = request.registry[TYPES]

    # Get the subtypes of the requested type
    try:
        sub_types = types[doc_types[0]].subtypes
    except KeyError:
        # Raise an error for an invalid type
        msg = "Invalid type: " + doc_types[0]
        raise HTTPBadRequest(explanation=msg)

    # Raise an error if the requested type has subtypes.
    if len(sub_types) > 1:
        msg = 'Report view requires a type with no child types.'
        raise HTTPBadRequest(explanation=msg)

    # Ignore large limits, which make `search` return a Response
    # -- UNLESS we're being embedded by the download_report view
    from_, size = get_pagination(request)
    if ('limit' in request.GET and request.__parent__ is None
            and (size is None or size > 1000)):
        del request.GET['limit']
    # Reuse search view
    res = search(context, request)

    # change @id, @type, and views
    res['views'][0] = {
        'href': res['@id'],
        'title': 'View results as list',
        'icon': 'list-alt',
    }
    search_base = normalize_query(request)
    res['@id'] = '/report/' + search_base
    # TODO add this back one day
    # res['download_tsv'] = request.route_path('report_download') + search_base
    res['title'] = 'Report'
    res['@type'] = ['Report']
    return res