/// <summary>
/// Reads the krad files and returns a collection of parsed kanji radicals composition.
/// </summary>
/// <returns>Parsed kanji radicals compositions.</returns>
private RadicalDictionary ParseKradFiles()
{
RadicalDictionary composition = new RadicalDictionary();
// Open both files and browse each line of their joined content.
foreach (string line in
File.ReadAllLines(PathHelper.KradFilePath, Encoding.GetEncoding(KradFileCodepage)).Union(
File.ReadAllLines(PathHelper.KradFile2Path, Encoding.GetEncoding(KradFileCodepage))))
{
// Test for a comment line
if (line.StartsWith(KradFileCommentStarter))
{
// Comment. Go to the next line.
continue;
}
// Not a comment. Separate the kanji part and the radicals part.
string[] split = line.Split(KradFileKanjiSeparator);
string kanjiCharacter = split.First().Trim();
// Get the list of radicals by splitting the radicals part.
string[] radicals = split[1].Split(new char[] { KradFileRadicalSeparator },
StringSplitOptions.RemoveEmptyEntries);
// Drop characters already added (there are some errors (?) in the files).
if (!composition.ContainsKey(kanjiCharacter))
{
// Add the composition to the resulting dictionary and go to the next line.
composition.Add(kanjiCharacter,
radicals.Select(r => new RadicalValue()
{
Character = r
}).ToArray());
}
}
// Return the final dictionary.
return(composition);
}
/// <summary>
/// Reads the krad files and returns a collection of parsed kanji radicals composition.
/// </summary>
/// <returns>Parsed kanji radicals compositions.</returns>
private RadicalDictionary ParseKradFiles()
{
RadicalDictionary composition = new RadicalDictionary();
// Open both files and browse each line of their joined content.
foreach (string line in
File.ReadAllLines(PathHelper.KradFilePath, Encoding.GetEncoding(KradFileCodepage)).Union(
File.ReadAllLines(PathHelper.KradFile2Path, Encoding.GetEncoding(KradFileCodepage))))
{
// Test for a comment line
if (line.StartsWith(KradFileCommentStarter))
{
// Comment. Go to the next line.
continue;
}
// Not a comment. Separate the kanji part and the radicals part.
string[] split = line.Split(KradFileKanjiSeparator);
string kanjiCharacter = split.First().Trim();
// Get the list of radicals by splitting the radicals part.
string[] radicals = split[1].Split(new char[] { KradFileRadicalSeparator },
StringSplitOptions.RemoveEmptyEntries);
// Drop characters already added (there are some errors (?) in the files).
if (!composition.ContainsKey(kanjiCharacter))
{
// Add the composition to the resulting dictionary and go to the next line.
composition.Add(kanjiCharacter,
radicals.Select(r => new RadicalValue() { Character = r }).ToArray());
}
}
// Return the final dictionary.
return composition;
}
/// <summary>
/// Reads kanji and stores them in the database.
/// </summary>
public override void Execute()
{
List <KanjiRadicalJoinEntity> kanjiRadicalList = new List <KanjiRadicalJoinEntity>();
List <KanjiMeaning> kanjiMeaningList = new List <KanjiMeaning>();
List <KanjiStrokes> kanjiStrokes = new List <KanjiStrokes>();
using (SQLiteBulkInsert <KanjiEntity> kanjiInsert
= new SQLiteBulkInsert <KanjiEntity>(KanjiMaxCommit))
{
// Parse the file.
foreach (KanjiEntity kanji in ReadKanjiDic2())
{
// For each kanji read:
string addedRadicalsString = string.Empty; // Log
// Try to find the matching composition.
if (_radicalDictionary.ContainsKey(kanji.Character))
{
RadicalValue[] matchingRadicals = _radicalDictionary[kanji.Character];
// If the composition is found:
foreach (RadicalValue radicalValue in matchingRadicals)
{
// Retrieve each radical from the database and add it in the kanji.
kanji.Radicals.Add(radicalValue.Radical);
addedRadicalsString += radicalValue.Character + " "; // Log
}
}
// Search for a matching SVG.
kanjiStrokes.Add(RetrieveSvg(kanji));
// Add the finalized kanji to the database.
kanji.ID = kanjiInsert.Insert(kanji);
// Add the kanji meaning entities.
kanjiMeaningList.AddRange(kanji.Meanings);
// Add the kanji-radical join entities.
foreach (RadicalEntity radical in kanji.Radicals)
{
kanjiRadicalList.Add(new KanjiRadicalJoinEntity()
{
KanjiId = kanji.ID,
RadicalId = radical.ID
});
}
// Increment counter
KanjiCount++;
// Log
_log.InfoFormat("Inserted kanji {0} ({1}) with radicals {2}", kanji.Character, kanji.ID, addedRadicalsString);
}
}
CloseZipArchive();
// Insert the strokes.
using (SQLiteBulkInsert <KanjiStrokes> kanjiStrokesInsert
= new SQLiteBulkInsert <KanjiStrokes>(KanjiMaxCommit))
{
foreach (KanjiStrokes strokes in kanjiStrokes)
{
kanjiStrokesInsert.Insert(strokes);
}
}
// Insert the kanji meaning entities.
KanjiMeaningCount = kanjiMeaningList.Count;
_log.InfoFormat("Inserting {0} kanji meaning entities", KanjiMeaningCount);
using (SQLiteBulkInsert <KanjiMeaning> kanjiMeaningInsert
= new SQLiteBulkInsert <KanjiMeaning>(int.MaxValue))
{
foreach (KanjiMeaning km in kanjiMeaningList)
{
kanjiMeaningInsert.Insert(km);
}
}
// Insert the kanji-radical join entities
KanjiRadicalCount = kanjiRadicalList.Count;
_log.InfoFormat("Inserting {0} kanji-radical join entities", KanjiRadicalCount);
using (SQLiteBulkInsert <KanjiRadicalJoinEntity> kanjiRadicalInsert
= new SQLiteBulkInsert <KanjiRadicalJoinEntity>(int.MaxValue))
{
foreach (KanjiRadicalJoinEntity kr in kanjiRadicalList)
{
kanjiRadicalInsert.Insert(kr);
}
}
}