Examples with Page com.rbmhtechnology.vind.api.query.division.Page used on opensource projects

Example 1 with Page

use of com.rbmhtechnology.vind.api.query.division.Page in project vind by RBMHTechnology.

the class SolrSearchServer method buildSolrQuery.

protected SolrQuery buildSolrQuery(FulltextSearch search, DocumentFactory factory) {
    // build query
    final SolrQuery query = new SolrQuery();
    final String searchContext = search.getSearchContext();
    if (search.getTimeZone() != null) {
        query.set(CommonParams.TZ, search.getTimeZone());
    }
    // fulltext search
    query.set(CommonParams.Q, search.getSearchString());
    if (SearchConfiguration.get(SearchConfiguration.SEARCH_RESULT_SHOW_SCORE, true)) {
        query.set(CommonParams.FL, "*,score");
    } else {
        query.set(CommonParams.FL, "*");
    }
    if (search.getGeoDistance() != null) {
        final FieldDescriptor descriptor = factory.getField(search.getGeoDistance().getFieldName());
        if (Objects.nonNull(descriptor)) {
            query.setParam(CommonParams.FL, query.get(CommonParams.FL) + "," + DISTANCE + ":geodist()");
            query.setParam("pt", search.getGeoDistance().getLocation().toString());
            query.setParam("sfield", getFieldname(descriptor, UseCase.Facet, searchContext));
        }
    }
    Collection<FieldDescriptor<?>> fulltext = factory.listFields().stream().filter(FieldDescriptor::isFullText).collect(Collectors.toList());
    if (!fulltext.isEmpty()) {
        query.setParam(DisMaxParams.QF, SolrUtils.Query.buildQueryFieldString(fulltext, searchContext));
        query.setParam("defType", "edismax");
    } else {
        query.setParam(CommonParams.DF, TEXT);
    }
    // filters
    query.add(CommonParams.FQ, "_type_:" + factory.getType());
    if (search.hasFilter()) {
        SolrUtils.Query.buildFilterString(search.getFilter(), factory, search.getChildrenFactory(), query, searchContext, search.getStrict());
    }
    // fulltext search deep search
    if (search.isChildrenSearchEnabled()) {
        // append childCount facet
        search.facet(new Facet.SubdocumentFacet(factory));
        // TODO: move to SolrUtils
        final String parentSearchQuery = "((" + query.get(CommonParams.Q) + ") AND " + TYPE + ":" + factory.getType() + ")";
        final String childrenSearchQuery = "_query_:\"{!parent which=" + TYPE + ":" + factory.getType() + "}(" + TYPE + ":" + search.getChildrenFactory().getType() + " AND (" + search.getChildrenSearchString().getEscapedSearchString() + "))\"";
        query.set(CommonParams.Q, String.join(" ", parentSearchQuery, search.getChildrenSearchOperator().name(), childrenSearchQuery));
        if (search.getChildrenSearchString().hasFilter()) {
            // TODO clean up!
            final String parentFilterQuery = "(" + String.join(" AND ", query.getFilterQueries()) + ")";
            final String childrenFilterQuery = search.getChildrenSearchString().getFilter().accept(new SolrChildrenSerializerVisitor(factory, search.getChildrenFactory(), searchContext, search.getStrict()));
            query.set(CommonParams.FQ, String.join(" ", parentFilterQuery, search.getChildrenSearchOperator().name(), "(" + childrenFilterQuery + ")"));
        }
    }
    if (search.hasFacet()) {
        query.setFacet(true);
        query.setFacetMinCount(search.getFacetMinCount());
        query.setFacetLimit(search.getFacetLimit());
        // Query facets
        search.getFacets().values().stream().filter(facet -> Facet.QueryFacet.class.isAssignableFrom(facet.getClass())).map(genericFacet -> (Facet.QueryFacet) genericFacet).forEach(queryFacet -> query.addFacetQuery(StringUtils.join(SolrUtils.Query.buildSolrFacetCustomName(SolrUtils.Query.buildFilterString(queryFacet.getFilter(), factory, search.getChildrenFactory(), searchContext, search.getStrict()), queryFacet))));
        // Numeric Range facet
        search.getFacets().values().stream().filter(facet -> Facet.NumericRangeFacet.class.isAssignableFrom(facet.getClass())).map(genericFacet -> (Facet.NumericRangeFacet) genericFacet).forEach(numericRangeFacet -> {
            final UseCase useCase = UseCase.valueOf(numericRangeFacet.getScope().name());
            final String fieldName = getFieldname(numericRangeFacet.getFieldDescriptor(), useCase, searchContext);
            query.add(FacetParams.FACET_RANGE, SolrUtils.Query.buildSolrFacetCustomName(fieldName, numericRangeFacet));
            query.add(String.format(Locale.ROOT, "f.%s.%s", fieldName, FacetParams.FACET_RANGE_START), numericRangeFacet.getStart().toString());
            query.add(String.format(Locale.ROOT, "f.%s.%s", fieldName, FacetParams.FACET_RANGE_END), numericRangeFacet.getEnd().toString());
            query.add(String.format(Locale.ROOT, "f.%s.%s", fieldName, FacetParams.FACET_RANGE_GAP), numericRangeFacet.getGap().toString());
        /*query.addNumericRangeFacet(
                                    SolrUtils.Query.buildSolrFacetCustomName(fieldName, numericRangeFacet.getName()),
                                    numericRangeFacet.getStart(),
                                    numericRangeFacet.getEnd(),
                                    numericRangeFacet.getGap());*/
        });
        // Interval Range facet
        search.getFacets().values().stream().filter(facet -> Facet.IntervalFacet.class.isAssignableFrom(facet.getClass())).map(genericFacet -> (Facet.IntervalFacet) genericFacet).forEach(intervalFacet -> {
            final UseCase useCase = UseCase.valueOf(intervalFacet.getScope().name());
            final String fieldName = getFieldname(intervalFacet.getFieldDescriptor(), useCase, searchContext);
            query.add(FacetParams.FACET_INTERVAL, SolrUtils.Query.buildSolrFacetKey(intervalFacet.getName()) + fieldName);
            for (Object o : intervalFacet.getIntervals()) {
                // TODO why is this necessary?
                Interval i = (Interval) o;
                query.add(String.format("f.%s.%s", fieldName, FacetParams.FACET_INTERVAL_SET), String.format("%s%s%s,%s%s", SolrUtils.Query.buildSolrFacetKey(i.getName()), i.includesStart() ? "[" : "(", i.getStart() == null ? SOLR_WILDCARD : SolrUtils.Query.buildSolrQueryValue(i.getStart()), i.getEnd() == null ? SOLR_WILDCARD : SolrUtils.Query.buildSolrQueryValue(i.getEnd()), i.includesEnd() ? "]" : ")"));
            }
        });
        // Date Range facet
        search.getFacets().values().stream().filter(facet -> Facet.DateRangeFacet.class.isAssignableFrom(facet.getClass())).map(genericFacet -> (Facet.DateRangeFacet) genericFacet).forEach(dateRangeFacet -> generateDateRangeQuery(dateRangeFacet, query, searchContext));
        // stats
        search.getFacets().values().stream().filter(facet -> Facet.StatsFacet.class.isAssignableFrom(facet.getClass())).map(genericFacet -> (Facet.StatsFacet) genericFacet).forEach(statsFacet -> {
            final UseCase useCase = UseCase.valueOf(statsFacet.getScope().name());
            String fieldName = getFieldname(statsFacet.getField(), useCase, searchContext);
            query.add(StatsParams.STATS, "true");
            query.add(StatsParams.STATS_FIELD, SolrUtils.Query.buildSolrStatsQuery(fieldName, statsFacet));
        });
        // pivot facet
        search.getFacets().values().stream().filter(facet -> Facet.PivotFacet.class.isAssignableFrom(facet.getClass())).map(genericFacet -> (Facet.PivotFacet) genericFacet).forEach(pivotFacet -> {
            String[] fieldNames = pivotFacet.getFieldDescriptors().stream().map(fieldDescriptor -> getFieldname(fieldDescriptor, UseCase.Facet, searchContext)).toArray(String[]::new);
            query.add(FacetParams.FACET_PIVOT, SolrUtils.Query.buildSolrPivotSubFacetName(pivotFacet.getName(), fieldNames));
        });
        // facet fields
        final HashMap<String, Object> strings = SolrUtils.Query.buildJsonTermFacet(search.getFacets(), search.getFacetLimit(), factory, search.getChildrenFactory(), searchContext);
        query.add("json.facet", strings.toString().replaceAll("=", ":"));
        // facet Subdocument count
        final String subdocumentFacetString = SolrUtils.Query.buildSubdocumentFacet(search, factory, searchContext);
        if (Objects.nonNull(subdocumentFacetString)) {
            query.add("json.facet", subdocumentFacetString);
        }
    }
    // sorting
    if (search.hasSorting()) {
        final String sortString = SolrUtils.Query.buildSortString(search, search.getSorting(), factory);
        query.set(CommonParams.SORT, sortString);
    }
    // TODO this is a mess
    if (search.hasSorting()) {
        query.set(DisMaxParams.BF, SolrUtils.Query.buildBoostFunction(search.getSorting(), searchContext));
    }
    // paging
    switch(search.getResultSet().getType()) {
        case page:
            {
                final Page resultSet = (Page) search.getResultSet();
                query.setStart(resultSet.getOffset());
                query.setRows(resultSet.getPagesize());
                break;
            }
        case slice:
            {
                final Slice resultSet = (Slice) search.getResultSet();
                query.setStart(resultSet.getOffset());
                query.setRows(resultSet.getSliceSize());
                break;
            }
    }
    return query;
}