/// <summary>
/// 取得原始文件，並將文件中的原始全文資訊(Para) 存入 Storage 中
/// </summary>
/// <returns></returns>
public bool Fetch()
{
try
{
int docId = 0;
foreach (String aSrcFile in Directory.EnumerateFiles(srcDir))
{
String rawContent = File.ReadAllText(aSrcFile);
String[] paras = rawContent.Split(new String[] { "\r\n", "\n" }, StringSplitOptions.RemoveEmptyEntries);
var server = MongoDbLib.GetServerConnection(ServerAddress);
var database = server.GetDatabase(DbName);
var collection = database.GetCollection<SourceDocument>(Constants.TblSourceText);
for (int i = 0; i < paras.Length; i++)
{
var doc = new SourceDocument();
doc.DocId = docId;
doc.ParaId = i;
doc.Para = paras[i];
collection.Insert(doc);
}
docId++;
}
return true;
}
catch (Exception e)
{
return false;
}
}
static void Main(string[] args)
{
// 1. Create index repository & Make Index.
// 1.1 Create repository.
Indexer indexer = Indexer.Instance;
Repository repo = indexer.CreateRepository("Test");
// 1.2 Add document by JSON format.
repo.AddDocument("{'full_text': {'title': '一級淹水警戒區域 增至9縣市', " +
" 'text':'（中央社記者黃巧雯台北12日電）受鋒面和西南氣流影響，各地降豪雨。水利署表示，截至今天下午5時，共18座水庫正洩洪、溢流或調節性放水；一級淹水警戒區域也從11日發布時的4個縣市，增至9個縣市。'}, " +
" 'meta_data': {'created_time': '2012/06/01 13:24:33'}}");
// 1.3 Add document by object format.
SourceDocument srcDoc = new SourceDocument();
srcDoc.FullText["title"] = "大雨灌進低底盤公車 乘客傻眼";
srcDoc.FullText["text"] = "暴雨襲台，全台災情不斷，現在就連行駛中的公車也遭殃，早上7點多時，一輛從三峽開往新埔捷運站的802公車，因為底盤低，經過淹水路段時，大雨直接灌進公車裡，車上乘客全嚇傻了，就像在坐船一樣，相當誇張。";
srcDoc.MetaData["created_time"] = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
repo.AddDocument(srcDoc);
// 1.4 Make index.
repo.MakeIndex();
// 2. Search the documents
// 2.1 Search, returned by JSON format
//
// Format:
// {"matches":2,
// "search_time":0.041,
// "results":[
// {"rank":1,"score":2,"hit_field":"一級<<淹水>>警戒區域 增至9縣市\r\n（中央社記者黃巧雯台北12日電）受鋒面和西南氣流影響，各地降豪雨。水利署表示，截至今天下午5時，共18座水庫正洩洪、溢流或調節性放水；一級<<淹水>>警戒區域也從11日發布時的4個縣市，增至9個縣市。"},
// {"rank":2,"score":1,"hit_field":"大雨灌進低底盤公車 乘客傻眼\r\n暴雨襲台，全台災情不斷，現在就連行駛中的公車也遭殃，早上7點多時，一輛從三峽開往新埔捷運站的802公車，因為底盤低，經過<<淹水>>路段時，大雨直接灌進公車裡，車上乘客全嚇傻了，就像在坐船一樣，相當誇張。"}]
// }
String jsonResult = repo.Search("淹水", 0, 3).ToJson();
Console.WriteLine(jsonResult);
// 2.2 Search, returned by object format
SearchResult result = repo.Search("淹水", 0, 1);
// 2.3 Print out the search result.
Console.WriteLine("Matches: " + result.Matches);
Console.WriteLine("Search Time: " + result.SearchTime);
Console.WriteLine("==============================");
foreach (var aDoc in result.Results)
{
Console.WriteLine("Rank: " + aDoc.Rank);
Console.WriteLine("Score: " + aDoc.Score);
Console.WriteLine("Content: " + aDoc.HitField);
Console.WriteLine("==============================");
}
Console.ReadLine();
}
static List<SourceDocument> CreateSrcDoc()
{
List<SourceDocument> srcDocs = new List<SourceDocument>();
SourceDocument aSrcDoc = null;
foreach (String aSrcFile in Directory.EnumerateFiles(@"D:\Projects\MongoSearch\Source"))
{
aSrcDoc = new SourceDocument();
String rawContent = File.ReadAllText(aSrcFile);
String[] paras = rawContent.Split(new String[] { "\r\n", "\n" }, StringSplitOptions.RemoveEmptyEntries);
aSrcDoc.FullText["title"] = paras[0];
aSrcDoc.FullText["content"] = String.Join("\n", paras.Skip(1).Take(paras.Count() - 1));
srcDocs.Add(aSrcDoc);
}
return srcDocs;
}
/// <summary>
/// 加入單一文件，建索引
/// </summary>
/// <param name="srcDoc"></param>
/// <returns></returns>
public Boolean AddDocument(SourceDocument srcDoc)
{
this._bufferedSrcDocs.Add(srcDoc);
return true;
}
