public ISearchResults Search(string scope, ISearchCriteria criteria)
{
// Build query
var builder = (SearchQuery)_queryBuilder.BuildQuery(criteria);
SearchQueryResult resultDocs;
// Add some error handling
//try
{
var searchResponse = Client.Search(scope, builder).Result;
if (!searchResponse.IsSuccess)
{
throw new AzureSearchException(AzureSearchHelper.FormatSearchException(searchResponse));
}
resultDocs = searchResponse.Body;
}
/*
catch (Exception ex)
{
throw ex;
}
* */
// Parse documents returned
var documents = new ResultDocumentSet { TotalCount = resultDocs.Count };
var docList = new List<ResultDocument>();
foreach (var indexDoc in resultDocs.Records)
{
var document = new ResultDocument();
foreach (var field in indexDoc.Properties.Keys)
{
document.Add(new DocumentField(field, indexDoc.Properties[field]));
}
docList.Add(document);
}
documents.Documents = docList.ToArray();
// Create search results object
var results = new SearchResults(criteria, new[] { documents });
return results;
}
public virtual ISearchResults Search(string scope, ISearchCriteria criteria)
{
var command = new SearchCommand(scope, criteria.DocumentType);
command.Size(criteria.RecordsToRetrieve);
command.From(criteria.StartingRecord);
// Add spell checking
// TODO: options.SpellCheck = new SpellCheckingParameters { Collate = true };
// Build query
var builder = (QueryBuilder<ESDocument>)_queryBuilder.BuildQuery(criteria);
SearchResult<ESDocument> resultDocs;
// Add some error handling
try
{
resultDocs = Client.Search(command, builder);
}
catch (Exception ex)
{
throw new ElasticSearchException("Search using Elastic Search server failed, check logs for more details.", ex);
}
// Parse documents returned
var documents = new ResultDocumentSet { TotalCount = resultDocs.hits.total };
var docList = new List<ResultDocument>();
foreach (var indexDoc in resultDocs.Documents)
{
var document = new ResultDocument();
foreach (var field in indexDoc.Keys)
document.Add(new DocumentField(field, indexDoc[field]));
docList.Add(document);
}
documents.Documents = docList.ToArray();
// Create search results object
var results = new SearchResults(criteria, new[] { documents });
// Now add facet results
var groups = new List<FacetGroup>();
if (resultDocs.facets != null)
{
foreach (var filter in criteria.Filters)
{
var groupCount = 0;
var group = new FacetGroup(filter.Key);
if (filter is AttributeFilter)
{
group.FacetType = FacetTypes.Attribute;
var attributeFilter = filter as AttributeFilter;
var myFilter = attributeFilter;
var values = myFilter.Values;
if (values != null)
{
var key = filter.Key.ToLower();
if (!resultDocs.facets.ContainsKey(key))
continue;
var facet = resultDocs.facets[key] as TermsFacetResult;
if (facet != null)
{
foreach (var value in values)
{
//facet.terms
var termCount = from f in facet.terms where f.term.Equals(value.Id, StringComparison.OrdinalIgnoreCase) select f.count;
var enumerable = termCount as int[] ?? termCount.ToArray();
if (!enumerable.Any())
continue;
//var facet = from resultFacet
var newFacet = new Facet(@group, value.Id, GetDescription(value, criteria.Locale), enumerable.SingleOrDefault());
@group.Facets.Add(newFacet);
}
groupCount++;
}
}
}
else if (filter is PriceRangeFilter)
{
group.FacetType = FacetTypes.PriceRange;
var rangeFilter = filter as PriceRangeFilter;
if (rangeFilter != null
&& rangeFilter.Currency.Equals(criteria.Currency, StringComparison.OrdinalIgnoreCase))
{
var myFilter = rangeFilter;
var values = myFilter.Values;
if (values != null)
{
values = rangeFilter.Values;
foreach (var value in values)
{
var key = String.Format("{0}-{1}", myFilter.Key, value.Id).ToLower();
if (!resultDocs.facets.ContainsKey(key))
continue;
var facet = resultDocs.facets[key] as FilterFacetResult;
if (facet != null && facet.count > 0)
{
if (facet.count == 0)
continue;
var myFacet = new Facet(
@group, value.Id, GetDescription(value, criteria.Locale), facet.count);
@group.Facets.Add(myFacet);
groupCount++;
}
}
}
}
}
else if (filter is RangeFilter)
{
group.FacetType = FacetTypes.Range;
var myFilter = filter as RangeFilter;
if (myFilter != null)
{
var values = myFilter.Values;
if (values != null)
{
foreach (var value in values)
{
var facet = resultDocs.facets[filter.Key] as FilterFacetResult;
if (facet == null || facet.count <= 0)
{
continue;
}
var myFacet = new Facet(
@group, value.Id, GetDescription(value, criteria.Locale), facet.count);
@group.Facets.Add(myFacet);
groupCount++;
}
}
}
}
else if (filter is CategoryFilter)
{
group.FacetType = FacetTypes.Category;
var myFilter = filter as CategoryFilter;
if (myFilter != null)
{
var values = myFilter.Values;
if (values != null)
{
foreach (var value in values)
{
var key = String.Format("{0}-{1}", myFilter.Key.ToLower(), value.Id.ToLower()).ToLower();
var facet = resultDocs.facets[key] as FilterFacetResult;
if (facet == null || facet.count <= 0)
{
continue;
}
var myFacet = new Facet(
@group, value.Id, GetDescription(value, criteria.Locale), facet.count);
@group.Facets.Add(myFacet);
groupCount++;
}
}
}
}
// Add only if items exist under
if (groupCount > 0)
{
groups.Add(group);
}
}
}
results.FacetGroups = groups.ToArray();
return results;
}
/// <summary>
/// Creates result document collection from Lucene documents.
/// </summary>
/// <param name="searcher">The searcher.</param>
/// <param name="topDocs">The hits.</param>
private void CreateDocuments(Searcher searcher, TopDocs topDocs)
{
// if no documents found return
if (topDocs == null)
return;
var entries = new List<ResultDocument>();
// get total hits
var totalCount = topDocs.TotalHits;
var recordsToRetrieve = Results.SearchCriteria.RecordsToRetrieve;
var startIndex = Results.SearchCriteria.StartingRecord;
if (recordsToRetrieve > totalCount)
recordsToRetrieve = totalCount;
for (var index = startIndex; index < startIndex + recordsToRetrieve; index++)
{
if (index >= totalCount)
break;
var document = searcher.Doc(topDocs.ScoreDocs[index].Doc);
var doc = new ResultDocument();
var documentFields = document.GetFields();
using (var fi = documentFields.GetEnumerator())
{
while (fi.MoveNext())
{
if (fi.Current != null)
{
var field = fi.Current;
// make sure document field doens't exist, if it does, simply add another value
if (doc.ContainsKey(field.Name))
{
var existingField = doc[field.Name] as DocumentField;
if (existingField != null)
existingField.AddValue(field.StringValue);
}
else // add new
{
doc.Add(new DocumentField(field.Name, field.StringValue));
}
}
}
}
entries.Add(doc);
}
var searchDocuments = new ResultDocumentSet
{
Name = "Items",
Documents = entries.ToArray(),
TotalCount = totalCount
};
Results.Documents = new[] { searchDocuments };
}
/// <summary>
/// Creates result document collection from Lucene documents.
/// </summary>
/// <param name="searcher">The searcher.</param>
/// <param name="topDocs">The hits.</param>
private void CreateDocuments(Searcher searcher, TopDocs topDocs)
{
// if no documents found return
if (topDocs == null)
return;
var entries = new List<ResultDocument>();
// get total hits
var totalCount = topDocs.TotalHits;
var recordsToRetrieve = Results.SearchCriteria.RecordsToRetrieve;
var startIndex = Results.SearchCriteria.StartingRecord;
if (recordsToRetrieve > totalCount)
recordsToRetrieve = totalCount;
for (var index = startIndex; index < startIndex + recordsToRetrieve; index++)
{
if (index >= totalCount)
break;
var document = searcher.Doc(topDocs.ScoreDocs[index].Doc);
var doc = new ResultDocument();
var documentFields = document.GetFields();
using (var fi = documentFields.GetEnumerator())
{
while (fi.MoveNext())
{
if (fi.Current != null)
{
var field = fi.Current;
doc.Add(new DocumentField(field.Name, field.StringValue));
}
}
}
entries.Add(doc);
}
var searchDocuments = new ResultDocumentSet
{
Name = "Items",
Documents = entries.OfType<IDocument>().ToArray(),
TotalCount = totalCount
};
Results.Documents = new[] { searchDocuments };
}
public virtual ISearchResults Search(string scope, ISearchCriteria criteria)
{
var command = new SearchCommand(scope, criteria.DocumentType);
command.Size(criteria.RecordsToRetrieve);
command.From(criteria.StartingRecord);
// Add spell checking
// TODO: options.SpellCheck = new SpellCheckingParameters { Collate = true };
// Build query
var builder = (QueryBuilder<ESDocument>)_queryBuilder.BuildQuery(criteria);
SearchResult<ESDocument> resultDocs;
// Add some error handling
try
{
resultDocs = Client.Search(command, builder);
}
catch (Exception ex)
{
throw new ElasticSearchException("Search using Elastic Search server failed, check logs for more details.", ex);
}
// Parse documents returned
var docList = new List<ResultDocument>();
foreach (var indexDoc in resultDocs.Documents)
{
var document = new ResultDocument();
foreach (var field in indexDoc.Keys)
document.Add(new DocumentField(field, indexDoc[field]));
docList.Add(document);
}
var documents = new ResultDocumentSet
{
TotalCount = resultDocs.hits.total,
Documents = docList.OfType<IDocument>().ToArray()
};
// Create search results object
var results = new SearchResults(criteria, new[] { documents })
{
FacetGroups = CreateFacets(criteria, resultDocs.facets)
};
return results;
}