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Implemented Fulltext search across tags and linebreaks for letters

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schnulller
2022-06-19 00:01:14 +02:00
parent 078c4b75b8
commit 4ef0e260e0
24 changed files with 510 additions and 148 deletions
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46
HaWeb/SearchHelpers/SearchRules.cs Normal file
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namespace HaWeb.SearchHelpers;
using System.Text;
using System.Web;
using TagFuncList = List<(Func<HaXMLReader.EvArgs.Tag, HaWeb.HTMLParser.LineXMLHelper<SearchState>, bool>, Action<System.Text.StringBuilder, HaXMLReader.EvArgs.Tag, HaWeb.HTMLParser.LineXMLHelper<SearchState>>)>;
using TextFuncList = List<(Func<HaXMLReader.EvArgs.Text, HaWeb.HTMLParser.LineXMLHelper<SearchState>, bool>, Action<System.Text.StringBuilder, HaXMLReader.EvArgs.Text, HaWeb.HTMLParser.LineXMLHelper<SearchState>>)>;
using WhitespaceFuncList = List<(Func<HaXMLReader.EvArgs.Whitespace, HaWeb.HTMLParser.LineXMLHelper<SearchState>, bool>, Action<System.Text.StringBuilder, HaXMLReader.EvArgs.Whitespace, HaWeb.HTMLParser.LineXMLHelper<SearchState>>)>;
public class SearchRules {
public static readonly TextFuncList TextRules = new TextFuncList() {
( (x, _) => true, (sb, text, reader) => {
var t = text.Value;
if (reader.State.Normalize)
t = HaWeb.SearchHelpers.StringHelpers.NormalizeWhiteSpace(t);
sb.Append(t);
var sw = reader.State.SearchWord;
if (sb.Length >= sw.Length) {
if (sb.ToString().ToLower().Contains(sw)) {
if (reader.State.Results == null)
reader.State.Results = new List<(string Page, string Line)>();
reader.State.Results.Add((reader.CurrentPage, reader.CurrentLine));
}
sb.Remove(0, sb.Length - sw.Length);
}
})
};
public static readonly WhitespaceFuncList WhitespaceRules= new WhitespaceFuncList() {
( (x, _) => true, (sb, text, reader) => {
var t = text.Value;
if (reader.State.Normalize)
t = HaWeb.SearchHelpers.StringHelpers.NormalizeWhiteSpace(t);
sb.Append(t);
var sw = reader.State.SearchWord;
if (sb.Length >= sw.Length) {
if (sb.ToString().Contains(sw)) {
if (reader.State.Results == null)
reader.State.Results = new List<(string Page, string Line)>();
reader.State.Results.Add((reader.CurrentPage, reader.CurrentLine));
}
sb.Remove(0, sb.Length - sw.Length);
}
})
};
}