/// <summary>
/// Najde všechny unikátní slova a uloží je
/// </summary>
public static void Save(string language)
{
string targetFolder = Storage.ConfPath + language + "/";
string fileSavePath = targetFolder + "unique.txt";
string fileTextsPath = targetFolder + "texts.txt";
string text = File.ReadAllText(fileTextsPath);
string[] texts = TextAnalysis.ToWords(text);
CryptanalysisCore.UniqueWords uniqueWords = new CryptanalysisCore.UniqueWords(texts);
var uniqueWordsList = uniqueWords.GetUniqueWords();
StringBuilder sb = new StringBuilder();
foreach (var words in uniqueWordsList)
{
foreach (var word in words)
{
sb.AppendFormat("{0} ", word);
}
}
File.WriteAllText(fileSavePath, sb.ToString());
}
/// <summary>
/// Provede frekvenční analýzu na slovech, tj. text musí obsahovat mezery
/// jako hranice pro slova.
/// </summary>
/// <param name="ciphertext">Šifrový text</param>
/// <param name="language">Jazyk, který byl text zašifrován</param>
/// <returns>Seznam možných klíčů</returns>
public List<string> FrequencyAnalysisWithSpaces(string ciphertext, Storage.Languages language)
{
string key;
string[] words = TextAnalysis.ToWords(ciphertext);
UniqueWords uniqueWords = new UniqueWords(Storage.GetLangChar(language).UniqueWords);
var result = uniqueWords.GetLettersSubst(words);
if (result != null)
{
WordsCompleter completer = new WordsCompleter(words, result, language);
var subst = completer.Complete();
key = GetKey(subst);
}
else
{
throw new Exceptions.MatchNotFound();
}
return new List<string>() { key };
}