public bool CheckFilters(LetterFilters filters, LetterData data)
{
if (filters.requireDiacritics && !data.IsOfKindCategory(LetterKindCategory.DiacriticCombo))
{
return(false);
}
if (!FilterByDiacritics(filters.excludeDiacritics, data))
{
return(false);
}
if (!FilterByLetterVariations(filters.excludeLetterVariations, data))
{
return(false);
}
if (!FilterByDipthongs(filters.excludeDiphthongs, data))
{
return(false);
}
if (!FilterByKind(!filters.includeAccentedLetters, data, LetterDataKind.AccentedLetter))
{
return(false);
}
if (!FilterByKind(!filters.includeSpecialCharacters, data, LetterDataKind.SpecialChar))
{
return(false);
}
// always skip symbols
if (data.IsOfKindCategory(LetterKindCategory.Symbol))
{
return(false);
}
return(true);
}
private bool CheckFilters(LetterFilters filters, LetterData data)
{
if (filters.requireDiacritics && !data.IsOfKindCategory(LetterKindCategory.DiacriticCombo))
{
return(false);
}
if (!FilterByDiacritics(filters.excludeDiacritics, data))
{
return(false);
}
if (!FilterByLetterVariations(filters.excludeLetterVariations, data))
{
return(false);
}
if (!FilterByDipthongs(filters.excludeDiphthongs, data))
{
return(false);
}
// always skip symbols
if (data.IsOfKindCategory(LetterKindCategory.Symbol))
{
return(false);
}
return(true);
}
public LetterData ConvertToLetterWithForcedForm(LetterData baseForVariation, LetterForm form)
{
var l = baseForVariation.Clone();
l.ForcedLetterForm = form;
return(l);
}
public List <LetterData> ExtractLettersWithForms(LetterData baseForVariation)
{
return(new List <LetterForm>(baseForVariation.GetAvailableForms()).ConvertAll(f => {
var l = baseForVariation.Clone();
l.ForcedLetterForm = f;
return l;
}));
}
public bool FilterByKind(bool exclude, LetterData data, LetterDataKind kind)
{
if (exclude && data.Kind == kind)
{
return(false);
}
return(true);
}
public bool FilterByDipthongs(bool excludeDiphthongs, LetterData data)
{
if (excludeDiphthongs && data.Kind == LetterDataKind.Diphthong)
{
return(false);
}
return(true);
}
public bool WordContainsLetter(WordData selectedWord, LetterData containedLetter, LetterEqualityStrictness letterEqualityStrictness = LetterEqualityStrictness.LetterBase)
{
//if (containedLetter.Id == "lam_alef") Debug.Log("Looking for lam-alef in " + selectedWord);
//foreach (var l in ArabicAlphabetHelper.FindLetter(dbManager, selectedWord, containedLetter))
//if (l.letter.Id == "lam_alef") Debug.Log("Lam alef form " + l.letterForm + " in word " + selectedWord);
var lettersInWord = GetLettersInWord(selectedWord);
return(lettersInWord.Any(x => x.IsSameLetterAs(containedLetter, letterEqualityStrictness)));
}
public bool AnyWordContainsLetter(LetterData letter, IEnumerable <WordData> words, LetterEqualityStrictness equalityStrictness = LetterEqualityStrictness.LetterBase)
{
var comparer = new StrictLetterDataComparer(equalityStrictness);
foreach (var word in words)
{
if (GetLettersInWord(word).Contains(letter, comparer))
{
return(true);
}
}
return(false);
}
public int WordContainsLetterTimes(WordData selectedWord, LetterData containedLetter, LetterEqualityStrictness letterEqualityStrictness = LetterEqualityStrictness.LetterBase)
{
var wordLetters = GetLettersInWord(selectedWord);
int count = 0;
foreach (var letter in wordLetters)
{
if (letter.IsSameLetterAs(containedLetter, letterEqualityStrictness))
{
count++;
}
}
return(count);
}
public bool IsLetterContainedInAnyWord(LetterData letter, List <WordData> words, LetterEqualityStrictness equalityStrictness = LetterEqualityStrictness.LetterBase)
{
var comparer = new StrictLetterDataComparer(equalityStrictness);
foreach (var word in words)
{
var containedLetters = GetLettersInWord(word);
if (containedLetters.Contains(letter, comparer))
{
return(true);
}
}
return(false);
}
public bool IsSameLetterAs(LetterData other, LetterEqualityStrictness strictness)
{
bool isEqual = false;
switch (strictness)
{
case LetterEqualityStrictness.LetterOnly:
isEqual = string.Equals(_Id, other._Id);
break;
case LetterEqualityStrictness.WithActualForm:
isEqual = string.Equals(_Id, other._Id) && Form == other.Form;
break;
case LetterEqualityStrictness.WithVisualForm:
isEqual = string.Equals(_Id, other._Id) && FormsLookTheSame(Form, other.Form);
break;
}
return(isEqual);
}
public bool FilterByLetterVariations(LetterFilters.ExcludeLetterVariations excludeLetterVariations, LetterData data)
{
switch (excludeLetterVariations)
{
case LetterFilters.ExcludeLetterVariations.All:
if (data.IsOfKindCategory(LetterKindCategory.LetterVariation))
{
return(false);
}
break;
case LetterFilters.ExcludeLetterVariations.AllButAlefHamza:
if (data.IsOfKindCategory(LetterKindCategory.LetterVariation) && data.Tag != "AlefHamzaVariation")
{
return(false);
}
break;
default:
break;
}
return(true);
}
private bool Equals(LetterData other)
{
// By default, LetterData uses LetterOnly when comparing (even in collections!)
return(IsSameLetterAs(other, LetterEqualityStrictness.LetterOnly));
}
private List <WordData> GetWordsByLetters(WordFilters filters, LetterData[] okLettersArray, LetterData[] tabooLettersArray, LetterEqualityStrictness letterEqualityStrictness = LetterEqualityStrictness.LetterBase)
{
if (okLettersArray == null)
{
okLettersArray = new LetterData[] { }
}
;
if (tabooLettersArray == null)
{
tabooLettersArray = new LetterData[] { }
}
;
var okLetters = new HashSet <LetterData>(okLettersArray);
var tabooLetters = new HashSet <LetterData>(tabooLettersArray);
var comparer = new StrictLetterDataComparer(letterEqualityStrictness);
List <WordData> wordsByLetters = dbManager.FindWordData(word => {
if (!CheckFilters(filters, word))
{
return(false);
}
var lettersInWord = GetLettersInWord(word);
if (tabooLetters.Count > 0)
{
foreach (var letter in lettersInWord)
{
if (tabooLetters.Contains(letter, comparer))
{
return(false);
}
}
}
if (okLetters.Count > 0)
{
bool hasAllOkLetters = true;
foreach (var okLetter in okLetters)
{
bool hasThisLetter = false;
foreach (var letter in lettersInWord)
{
if (letter.IsSameLetterAs(okLetter, letterEqualityStrictness))
{
hasThisLetter = true;
break;
}
}
if (!hasThisLetter)
{
hasAllOkLetters = false;
break;
}
}
if (!hasAllOkLetters)
{
return(false);
}
}
return(true);
}
);
return(wordsByLetters);
}
public List <WordData> GetWordsWithoutLetter(WordFilters filters, LetterData tabooLetter, LetterEqualityStrictness letterEqualityStrictness = LetterEqualityStrictness.Letter)
{
return(GetWordsByLetters(filters, null, new[] { tabooLetter }, letterEqualityStrictness));
}
public List <WordData> GetWordsWithLetter(WordFilters filters, LetterData okLetter, LetterEqualityStrictness letterEqualityStrictness = LetterEqualityStrictness.LetterBase)
{
return(GetWordsByLetters(filters, new[] { okLetter }, null, letterEqualityStrictness));
}
public bool FilterByDiacritics(LetterFilters.ExcludeDiacritics excludeDiacritics, LetterData data)
{
switch (excludeDiacritics)
{
case LetterFilters.ExcludeDiacritics.All:
if (data.IsOfKindCategory(LetterKindCategory.DiacriticCombo))
{
return(false);
}
break;
case LetterFilters.ExcludeDiacritics.AllButMain:
var symbol = GetSymbolOf(data.Id);
if (symbol != null && data.IsOfKindCategory(LetterKindCategory.DiacriticCombo) &&
symbol.Tag != "MainDiacritic")
{
return(false);
}
break;
default:
break;
}
return(true);
}