/// <summary>
/// Creates a browser request from the passed in key value pair query string to handle a multirequest(ex. 2x f_category in query)
/// </summary>
/// <param name="querystring"></param>
/// <param name="page"></param>
/// <param name="useOffset"></param>
/// <param name="itemsPerPage"></param>
/// <returns></returns>
public virtual BrowseRequest CreateMultiBrowseRequest(List <KeyValuePair <string, string> > querystring, int?page = null, bool useOffset = false, int itemsPerPage = 10)
{
Query query = null;
var compiledQuery = BuildBaseQuery(querystring);
if (compiledQuery != null)
{
var luceneParams = compiledQuery as LuceneSearchCriteria;
query = luceneParams?.Query ?? throw new ArgumentException("Provided ISearchCriteria dos not match the allowed ISearchCriteria. Ensure you only use an ISearchCriteria created from the current SearcherProvider");
}
var offset = 0;
if (!page.HasValue)
{
page = 1;
}
var count = page.Value * itemsPerPage;
if (useOffset)
{
offset = (page.Value - 1) * itemsPerPage;
count = itemsPerPage;
}
var browseRequest = new BrowseRequest
{
Offset = offset,
Count = count,
Query = query,
FetchStoredFields = true,
Sort = DetermineSort(querystring)
};
var queryStringKeys = querystring.Select(x => x.Key);
foreach (var facetField in FacetFields.Where(x => queryStringKeys.Contains(x.Alias.FacetFieldAlias())))
{
var facetKvps = querystring.Where(x => x.Key == facetField.Alias.FacetFieldAlias());
foreach (var facetKvp in facetKvps)
{
var facetValue = facetKvp.Value;
if (!string.IsNullOrWhiteSpace(facetValue))
{
var sel = browseRequest.GetSelection(facetKvp.Key) ?? new BrowseSelection(facetKvp.Key);
sel.AddValue(facetValue);
sel.SelectionOperation = facetField.SelectionOperation;
browseRequest.RemoveSelection(facetKvp.Key);
browseRequest.AddSelection(sel);
}
}
}
return(browseRequest);
}
/// <summary>
/// Adds facet constraints to a browse request.
/// </summary>
/// <param name="br">The browse request.</param>
/// <param name="facetConstraintsSet">The facet constraints for this request.</param>
private void AddFacetConstraints(BrowseRequest br, IEnumerable <FacetConstraints> facetConstraintsSet)
{
// add facet constraints specified in query to the browse request
foreach (var facetConstraints in facetConstraintsSet)
{
if (this.config.IsFacetConfigured(facetConstraints.FacetName))
{
var bs = br.GetSelection(facetConstraints.FacetName) ?? new BrowseSelection(facetConstraints.FacetName);
foreach (var constraint in facetConstraints.Constraints)
{
bs.AddValue(constraint);
}
br.AddSelection(bs);
}
}
}
public void AddSelection(string name, string val, bool isNot)
{
BrowseSelection sel = m_req.GetSelection(name);
if (sel == null)
{
sel = new BrowseSelection(name);
}
if (isNot)
{
sel.AddNotValue(val);
}
else
{
sel.AddValue(val);
}
m_req.AddSelection(sel);
}
public void Test8AndPropertiesPlsExclusion()
{
BrowseRequest request = CreateRequest(1, BrowseSelection.ValueOperation.ValueOperationAnd, "prop1", "prop3");
request.GetSelection(AttributeHandlerName).AddNotValue("prop7");
BrowseResult res = browser.Browse(request);
Console.WriteLine(res);
Assert.AreEqual(res.NumHits, 1);
Assert.AreEqual(res.Hits[0].DocId, 2);
IEnumerable <BrowseFacet> facets = res.GetFacetAccessor(AttributeHandlerName).GetFacets();
Assert.AreEqual(facets.Count(), 3);
Assert.AreEqual(facets.Get(0).Value, "prop1=val2");
Assert.AreEqual(facets.Get(0).FacetValueHitCount, 1);
Assert.AreEqual(facets.Get(1).Value, "prop3=val2");
Assert.AreEqual(facets.Get(1).FacetValueHitCount, 1);
Assert.AreEqual(facets.Get(2).Value, "prop3=val3");
Assert.AreEqual(facets.Get(2).FacetValueHitCount, 1);
}
public void Test1Filter()
{
BrowseRequest request = CreateRequest(1, "prop3");
FacetCountCollectorSource facetCountCollectorSource = attributesFacetHandler.GetFacetCountCollectorSource(request.GetSelection(AttributeHandlerName), request.GetFacetSpec(AttributeHandlerName));
RandomAccessFilter randomAccessFilter = attributesFacetHandler.BuildFilter(request.GetSelection(AttributeHandlerName));
DocIdSetIterator iterator = randomAccessFilter.GetDocIdSet(boboReader).Iterator();
int docId = iterator.NextDoc();
int[] docIds = new int[2];
int i = 0;
while (docId != DocIdSetIterator.NO_MORE_DOCS)
{
docIds[i] = docId;
i++;
docId = iterator.NextDoc();
}
Assert.AreEqual(Arrays.ToString(new int[] { 1, 2 }), Arrays.ToString(docIds));
BrowseResult res = browser.Browse(request);
Assert.AreEqual(res.NumHits, 2);
IFacetAccessible fa = res.GetFacetAccessor(AttributeHandlerName);
IEnumerable <BrowseFacet> facets = fa.GetFacets();
Console.WriteLine(facets);
Assert.AreEqual(3, facets.Count());
BrowseFacet facet = facets.Get(0);
Assert.AreEqual(1, facet.FacetValueHitCount);
}