public RavenMoreLikeThis(IndexReader ir, MoreLikeThisQueryServerSide query, IState state)
: base(ir, state)
{
_ir = ir;
_state = state;
if (query.Boost != null)
{
Boost = query.Boost.Value;
}
if (query.BoostFactor != null)
{
BoostFactor = query.BoostFactor.Value;
}
if (query.MaximumNumberOfTokensParsed != null)
{
MaxNumTokensParsed = query.MaximumNumberOfTokensParsed.Value;
}
if (query.MaximumQueryTerms != null)
{
MaxQueryTerms = query.MaximumQueryTerms.Value;
}
if (query.MinimumWordLength != null)
{
MinWordLen = query.MinimumWordLength.Value;
}
if (query.MaximumWordLength != null)
{
MaxWordLen = query.MaximumWordLength.Value;
}
if (query.MinimumTermFrequency != null)
{
MinTermFreq = query.MinimumTermFrequency.Value;
}
if (query.MinimumDocumentFrequency != null)
{
MinDocFreq = query.MinimumDocumentFrequency.Value;
}
if (query.MaximumDocumentFrequency != null)
{
MaxDocFreq = query.MaximumDocumentFrequency.Value;
}
if (query.MaximumDocumentFrequencyPercentage != null)
{
SetMaxDocFreqPct(query.MaximumDocumentFrequencyPercentage.Value);
}
}
public static MoreLikeThisQueryServerSide Create(HttpContext httpContext, int pageSize, JsonOperationContext context)
{
if (httpContext.Request.Query.TryGetValue("query", out var query) == false || query.Count == 0 || string.IsNullOrWhiteSpace(query[0]))
{
throw new InvalidOperationException("Missing mandatory query string parameter 'query'.");
}
var result = new MoreLikeThisQueryServerSide
{
// all defaults which need to have custom value
PageSize = pageSize
};
HashSet <string> includes = null;
foreach (var item in httpContext.Request.Query)
{
try
{
if (string.Equals(item.Key, "query", StringComparison.OrdinalIgnoreCase))
{
result.Query = item.Value[0];
}
else if (string.Equals(item.Key, "include", StringComparison.OrdinalIgnoreCase))
{
if (includes == null)
{
includes = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
}
includes.Add(item.Value[0]);
}
else if (string.Equals(item.Key, "fields", StringComparison.OrdinalIgnoreCase))
{
result.Fields = item.Value;
}
else if (string.Equals(item.Key, "boost", StringComparison.OrdinalIgnoreCase))
{
result.Boost = bool.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "boostFactor", StringComparison.OrdinalIgnoreCase))
{
result.BoostFactor = float.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxNumTokens", StringComparison.OrdinalIgnoreCase))
{
result.MaximumNumberOfTokensParsed = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxQueryTerms", StringComparison.OrdinalIgnoreCase))
{
result.MaximumQueryTerms = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxWordLen", StringComparison.OrdinalIgnoreCase))
{
result.MaximumWordLength = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "minDocFreq", StringComparison.OrdinalIgnoreCase))
{
result.MinimumDocumentFrequency = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxDocFreq", StringComparison.OrdinalIgnoreCase))
{
result.MaximumDocumentFrequency = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxDocFreqPct", StringComparison.OrdinalIgnoreCase))
{
result.MaximumDocumentFrequencyPercentage = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "minTermFreq", StringComparison.OrdinalIgnoreCase))
{
result.MinimumTermFrequency = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "minWordLen", StringComparison.OrdinalIgnoreCase))
{
result.MinimumWordLength = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "docId", StringComparison.OrdinalIgnoreCase))
{
result.DocumentId = item.Value[0];
}
else if (string.Equals(item.Key, "stopWords", StringComparison.OrdinalIgnoreCase))
{
result.StopWordsDocumentId = item.Value[0];
}
else
{
if (item.Key.StartsWith("mgf-", StringComparison.OrdinalIgnoreCase))
{
result.MapGroupFields[item.Key.Substring(4)] = item.Value[0];
}
}
}
catch (Exception e)
{
throw new ArgumentException($"Could not handle query string parameter '{item.Key}' (value: {item.Value})", e);
}
}
if (includes != null)
{
result.Includes = includes.ToArray();
}
result.Metadata = new QueryMetadata(result.Query, null, 0);
if (result.Metadata.IsDynamic)
{
throw new InvalidOperationException("More like this query must be executed against static index.");
}
return(result);
}
public static MoreLikeThisQueryServerSide Create(HttpContext httpContext, int pageSize, JsonOperationContext context)
{
var result = new MoreLikeThisQueryServerSide
{
// all defaults which need to have custom value
PageSize = pageSize
};
DynamicJsonValue transformerParameters = null;
HashSet <string> includes = null;
foreach (var item in httpContext.Request.Query)
{
try
{
if (string.Equals(item.Key, "query", StringComparison.OrdinalIgnoreCase))
{
result.AdditionalQuery = item.Value[0];
}
else if (string.Equals(item.Key, "include", StringComparison.OrdinalIgnoreCase))
{
if (includes == null)
{
includes = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
}
includes.Add(item.Value[0]);
}
else if (string.Equals(item.Key, "transformer", StringComparison.OrdinalIgnoreCase))
{
result.Transformer = item.Value[0];
}
else if (string.Equals(item.Key, "fields", StringComparison.OrdinalIgnoreCase))
{
result.Fields = item.Value;
}
else if (string.Equals(item.Key, "boost", StringComparison.OrdinalIgnoreCase))
{
result.Boost = bool.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "boostFactor", StringComparison.OrdinalIgnoreCase))
{
result.BoostFactor = float.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxNumTokens", StringComparison.OrdinalIgnoreCase))
{
result.MaximumNumberOfTokensParsed = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxQueryTerms", StringComparison.OrdinalIgnoreCase))
{
result.MaximumQueryTerms = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxWordLen", StringComparison.OrdinalIgnoreCase))
{
result.MaximumWordLength = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "minDocFreq", StringComparison.OrdinalIgnoreCase))
{
result.MinimumDocumentFrequency = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxDocFreq", StringComparison.OrdinalIgnoreCase))
{
result.MaximumDocumentFrequency = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "maxDocFreqPct", StringComparison.OrdinalIgnoreCase))
{
result.MaximumDocumentFrequencyPercentage = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "minTermFreq", StringComparison.OrdinalIgnoreCase))
{
result.MinimumTermFrequency = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "minWordLen", StringComparison.OrdinalIgnoreCase))
{
result.MinimumWordLength = int.Parse(item.Value[0]);
}
else if (string.Equals(item.Key, "docId", StringComparison.OrdinalIgnoreCase))
{
result.DocumentId = item.Value[0];
}
else if (string.Equals(item.Key, "stopWords", StringComparison.OrdinalIgnoreCase))
{
result.StopWordsDocumentId = item.Value[0];
}
else
{
if (item.Key.StartsWith(TransformerParameter.Prefix, StringComparison.OrdinalIgnoreCase))
{
if (transformerParameters == null)
{
transformerParameters = new DynamicJsonValue();
}
transformerParameters[item.Key.Substring(TransformerParameter.Prefix.Length)] = item.Value[0];
}
if (item.Key.StartsWith("mgf-", StringComparison.OrdinalIgnoreCase))
{
result.MapGroupFields[item.Key.Substring(4)] = item.Value[0];
}
}
}
catch (Exception e)
{
throw new ArgumentException($"Could not handle query string parameter '{item.Key}' (value: {item.Value})", e);
}
}
if (includes != null)
{
result.Includes = includes.ToArray();
}
if (transformerParameters != null)
{
result.TransformerParameters = context.ReadObject(transformerParameters, "transformer/parameters");
}
return(result);
}
