/// <summary>
/// Returns a list of statuses
/// </summary>
/// <returns></returns>
public List <string> Status()
{
SphinxBinaryWriter req_bw = new SphinxBinaryWriter(new MemoryStream(), Encoding);
req_bw.WriteShort((short)SearchdCommand.SEARCHD_COMMAND_STATUS);
req_bw.WriteShort((short)VerCommand.VER_COMMAND_STATUS);
req_bw.WriteInt(4);
req_bw.WriteInt(1);
req_bw.Flush();
using (SphinxConnection sc = GetConnection())
{
SphinxBinaryWriter client_bw = new SphinxBinaryWriter(sc.Stream, Encoding);
client_bw.WriteStream(req_bw.Stream);
SphinxBinaryReader res_br = new SphinxBinaryReader(ReadResponse(sc.Stream), Encoding);
int num_rows = res_br.ReadInt();
int num_cols = res_br.ReadInt();
List <string> results = new List <string>();
for (int i = 0; i < num_rows; i++)
{
for (int j = 0; j < num_cols; j++)
{
results.Add(res_br.ReadStr());
}
}
return(results);
}
}
/// <summary>
/// Builds keywords.
/// </summary>
/// <param name="_query">The _query.</param>
/// <param name="_index">The _index.</param>
/// <param name="_hits">if set to <c>true</c> [_hits].</param>
/// <returns></returns>
public List <Keyword> BuildKeywords(string _query, string _index = "", bool _hits = true)
{
SphinxBinaryWriter req_bw = new SphinxBinaryWriter(new MemoryStream(), Encoding);
req_bw.WriteShort((short)SearchdCommand.SEARCHD_COMMAND_KEYWORDS);
req_bw.WriteShort((short)VerCommand.VER_COMMAND_KEYWORDS);
req_bw.WriteInt(12 + _query.Length + _index.Length);
req_bw.WriteStr(_query);
req_bw.WriteStr(_index);
req_bw.WriteInt(_hits ? 1 : 0);
req_bw.Flush();
using (SphinxConnection sc = GetConnection())
{
SphinxBinaryWriter client_bw = new SphinxBinaryWriter(sc.Stream, Encoding);
client_bw.WriteStream(req_bw.Stream);
SphinxBinaryReader res_br = new SphinxBinaryReader(ReadResponse(sc.Stream), Encoding);
int num_keywords = res_br.ReadInt();
List <Keyword> results = new List <Keyword>();
while (num_keywords-- > 0)
{
Keyword kw = new Keyword();
kw.Tokenized = res_br.ReadStr();
kw.Normalized = res_br.ReadStr();
if (_hits)
{
kw.NumDocs = res_br.ReadInt();
kw.NumHits = res_br.ReadInt();
}
results.Add(kw);
}
return(results);
}
}
/// <summary>
/// Forces searchd to flush pending attribute updates to disk, and blocks until completion.
/// </summary>
/// <returns>Returns a non-negative internal "flush tag"</returns>
public int FlushAttributes()
{
SphinxBinaryWriter req_bw = new SphinxBinaryWriter(new MemoryStream(), Encoding);
req_bw.WriteShort((short)SearchdCommand.SEARCHD_COMMAND_FLUSHATTRS);
req_bw.WriteShort((short)VerCommand.VER_COMMAND_FLUSHATTRS);
req_bw.WriteInt(0);
req_bw.Flush();
using (SphinxConnection sc = GetConnection())
{
SphinxBinaryWriter client_bw = new SphinxBinaryWriter(sc.Stream, Encoding);
client_bw.WriteStream(req_bw.Stream);
SphinxBinaryReader res_br = new SphinxBinaryReader(ReadResponse(sc.Stream), Encoding);
return(res_br.ReadInt());
}
}
/// <summary>
/// Runs all queries.
/// </summary>
/// <returns>a list of SphinxResult</returns>
public List <Result> RunQueries()
{
SphinxBinaryWriter req_bw = new SphinxBinaryWriter(new MemoryStream(), Encoding);
// prepare header
req_bw.WriteShort((short)SearchdCommand.SEARCHD_COMMAND_SEARCH);
req_bw.WriteShort((short)VerCommand.VER_COMMAND_SEARCH);
int req_len = 8;
foreach (Stream s in queries)
{
req_len += (int)s.Length;
}
req_bw.WriteInt(req_len);
req_bw.WriteInt(0);
req_bw.WriteInt(queries.Count);
// prepare all queries
foreach (Stream s in queries)
{
req_bw.WriteStream(s);
}
req_bw.Flush();
using (SphinxConnection sc = GetConnection())
{
SphinxBinaryWriter client_bw = new SphinxBinaryWriter(sc.Stream, Encoding);
client_bw.WriteStream(req_bw.Stream);
SphinxBinaryReader res_br = new SphinxBinaryReader(ReadResponse(sc.Stream), Encoding);
List <Result> result = new List <Result>();
for (int i = 0; i < queries.Count; i++)
{
Result sr = new Result();
sr.ReadFrom(res_br);
result.Add(sr);
}
queries.Clear(); // clear all queries
return(result);
}
}
public int UpdateAttributes(string _index, List <Attribute> _attrs, Dictionary <long, List <AttributeValue> > _values)
{
SphinxBinaryWriter req_bw = new SphinxBinaryWriter(new MemoryStream(), Encoding);
req_bw.WriteShort((short)SearchdCommand.SEARCHD_COMMAND_UPDATE);
req_bw.WriteShort((short)VerCommand.VER_COMMAND_UPDATE);
req_bw.WriteInt(0); // request length
req_bw.WriteStr(_index);
req_bw.WriteInt(_attrs.Count);
foreach (Attribute a in _attrs)
{
req_bw.WriteStr(a.Name);
req_bw.WriteInt(a.isMVA ? 1 : 0);
}
req_bw.WriteInt(_values.Count);
foreach (KeyValuePair <long, List <AttributeValue> > kv in _values)
{
req_bw.WriteLong(kv.Key);
foreach (AttributeValue av in kv.Value)
{
av.WriteTo(req_bw);
}
}
req_bw.Flush();
req_bw.Seek(4, SeekOrigin.Begin); // move to the request length position
req_bw.WriteInt((int)req_bw.Stream.Length - 8); // request length - 8 (fixed header)
req_bw.Flush();
using (SphinxConnection sc = GetConnection())
{
SphinxBinaryWriter client_bw = new SphinxBinaryWriter(sc.Stream, Encoding);
client_bw.WriteStream(req_bw.Stream);
SphinxBinaryReader res_br = new SphinxBinaryReader(ReadResponse(sc.Stream), Encoding);
return(res_br.ReadInt());
}
}
/// <summary>
/// Builds excerpts.
/// </summary>
/// <param name="_docs">The _docs.</param>
/// <param name="_index">The _index.</param>
/// <param name="_words">The _words.</param>
/// <param name="_opts">The _opts.</param>
/// <returns></returns>
public List <string> BuildExcerpts(List <string> _docs, string _index, string _words, ExcerptOptions _opts)
{
SphinxBinaryWriter req_bw = new SphinxBinaryWriter(new MemoryStream(), Encoding);
req_bw.WriteShort((short)SearchdCommand.SEARCHD_COMMAND_EXCERPT);
req_bw.WriteShort((short)VerCommand.VER_COMMAND_EXCERPT);
req_bw.WriteInt(0); // request length
req_bw.WriteInt(0); // mode=0
req_bw.WriteInt((int)_opts.Flags); // flags
req_bw.WriteStr(_index); // index
req_bw.WriteStr(_words); // words
_opts.WriteTo(req_bw); // ExcerptOptions
// docs
req_bw.WriteInt(_docs.Count);
foreach (string d in _docs)
{
req_bw.WriteStr(d);
}
req_bw.Flush();
req_bw.Seek(4, SeekOrigin.Begin); // move to the request length position
req_bw.WriteInt((int)req_bw.Stream.Length - 8); // request length - 8 (fixed header)
req_bw.Flush();
using (SphinxConnection sc = GetConnection())
{
SphinxBinaryWriter client_bw = new SphinxBinaryWriter(sc.Stream, Encoding);
client_bw.WriteStream(req_bw.Stream);
SphinxBinaryReader res_br = new SphinxBinaryReader(ReadResponse(sc.Stream), Encoding);
List <string> results = new List <string>();
for (int i = 0; i < _docs.Count; i++)
{
results.Add(res_br.ReadStr());
}
return(results);
}
}
