private ICollection <ISolrQuery> BuildFilterQueries(SearchParameters parameters)
{
return(parameters.Facets
.Where(f => !string.IsNullOrWhiteSpace(f.Value))
.Select(f => new SolrQueryByField(f.Name, f.Value))
.ToList <ISolrQuery>());
}
private ISolrQuery BuildQuery(SearchParameters parameters)
{
var text = parameters.Text;
ISolrQuery query;
if (!string.IsNullOrEmpty(text))
{
text = text.Replace(":", " ");
text = text.Replace("!", " ");
text = text.Replace("{", " ");
text = text.Replace("}", " ");
text = text.Replace("[", " ");
text = text.Replace("]", " ");
text = text.Replace("(", " ");
text = text.Replace(")", " ");
text = text.Replace("^", " ");
var lang = "";
if (!CultureHelper.IsNorwegian())
{
lang = "_" + Culture.EnglishCode;
}
if (text.Trim().Length == 0)
{
query = SolrQuery.All;
}
else if (text.Trim().Length < 5)
{
query = new SolrMultipleCriteriaQuery(new[]
{
new SolrQuery("registerText" + lang + ":" + text + "^50"),
new SolrQuery("registerItemText" + lang + ":" + text + "^50"),
new SolrQuery("registerText" + lang + ":" + text + "*^40"),
new SolrQuery("registerItemText" + lang + ":" + text + "*^40"),
new SolrQuery("allText" + lang + ":" + text + "^1.2"),
new SolrQuery("allText" + lang + ":" + text + "*^1.1")
});
}
else
{
query = new SolrMultipleCriteriaQuery(new[]
{
new SolrQuery("registerText" + lang + ":\"" + text + "\"^50"),
new SolrQuery("registerItemText" + lang + ":\"" + text + "\"^50"),
new SolrQuery("allText" + lang + ":\"" + text + "\"~1"), //Fuzzy
new SolrQuery("allText2" + lang + ":\"" + text + "\"") //Stemmer
//new SolrQuery("allText3:" + text) //Fonetisk
});
}
}
else
{
query = SolrQuery.All;
}
Log.Debug("Query: " + query.ToString());
return(query);
}
private static FacetParameters BuildFacetParameters(SearchParameters parameters)
{
return(new FacetParameters
{
Queries = parameters.Facets.Select(item =>
new SolrFacetFieldQuery(item.Name)
{
MinCount = 1, Limit = 150, Sort = false
}
).ToList <ISolrFacetQuery>()
});
}
public IHttpActionResult SearchByOrganizationName(string name)
{
List <Models.Api.Item> resultat = new List <Models.Api.Item>();
SearchParameters parameters = new SearchParameters();
parameters.Text = name;
SearchResult searchResult = _searchService.Search(parameters);
foreach (var it in searchResult.Items)
{
resultat.Add(Convert(it));
}
return(Ok(resultat));
}
public SearchResult Search(SearchParameters parameters)
{
ISolrQuery query = BuildQuery(parameters);
var order = new[] { new SortOrder("score", Order.DESC) };
if (parameters.OrderBy == "name")
{
order = new[] { new SortOrder("RegisterItemName", Order.ASC) };
}
else if (parameters.OrderBy == "date_updated")
{
order = new[] { new SortOrder("RegisterItemUpdated", Order.DESC) };
}
else if (string.IsNullOrWhiteSpace(parameters.Text) && HasNoFacetvalue(parameters.Facets))
{
order = new[] { new SortOrder("RegisterItemName", Order.ASC) };
}
else if (parameters.OrderBy == "score")
{
order = new[] { new SortOrder("score", Order.DESC) };
}
try
{
SolrQueryResults <RegisterIndexDoc> queryResults = _solrInstance.Query(query, new QueryOptions
{
FilterQueries = BuildFilterQueries(parameters),
OrderBy = order,
Rows = parameters.Limit,
Start = parameters.Offset - 1,
Facet = BuildFacetParameters(parameters),
Fields = new[] { "SystemID", "RegisterName", "RegisterDescription", "RegisterItemName", "RegisterItemName_en", "RegisterItemDescription", "RegisterID", "Discriminator", "RegisterItemUpdated", "type",
"ParentRegisterUrl", "RegisteItemUrl", "SubregisterUrl", "subregisterItemUrl", "theme", "organization" }
});
return(CreateSearchResults(queryResults, parameters));
}
catch (Exception ex)
{
Log.Error("Error in search", ex);
return(CreateSearchResults(null, parameters));
}
}
private SearchResult CreateSearchResults(SolrQueryResults <RegisterIndexDoc> queryResults, SearchParameters parameters)
{
List <SearchResultItem> items = ParseResultDocuments(queryResults);
List <Facet> facets = ParseFacetResults(queryResults);
return(new SearchResult
{
Items = items,
Facets = facets,
Limit = parameters.Limit,
Offset = parameters.Offset,
NumFound = queryResults.NumFound
});
}