dartarabic

Dart Arabic

Parsing Arabic text in Dart (Partial) Port of PyArabic http://github.com/linuxscout/pyarabic

Changelog

Usage

Import 'package:dartarabic/dartarabic.dart' and access the static methods in DartArabic class, and Arabic class.

Named Arabic Unicode Letters/Marks

Get strings of Arabic language characters by accessing Arabic class and Arabic.Symbols. for example:

print(Arabic.ALEF);
print(Arabic.BEH);
print(Arabic.TEH);
print(Arabic.Symbols.QUESTION);
print(Arabic.Symbols.SEMICOLON);
print(Arabic.Symbols.SHADDA);

Outputs:

ا
ب
ت
؟
؛
ّ

Some helping lists/maps are also provided:

print(Arabic.NAMES);

Output:

{ا: ألف, ب: باء, ت: تاء, ة: تاء مربوطة, ث: ثاء, ج: جيم, ح: حاء, خ: خاء, د: دال, ذ: ذال, ر: راء, ز: زاي, س: سين, ش: شين, ص: صاد, ض: ضاد, ط: طاء, ظ: ظاء, ع: عين, غ: غين, ف: فاء, ق: قاف, ك: كاف, ل: لام, م: ميم, ن: نون, ه: هاء, و: واو, ي: ياء, ء: همزة, ـ: تطويل, آ: ألف ممدودة, ى: ألف مقصورة, أ: همزة على الألف, ؤ: همزة على الواو, إ: همزة تحت الألف, ئ: همزة على الياء, ً: فتحتان, ٌ: ضمتان, ٍ: كسرتان, َ: فتحة, ُ: ضمة, ِ: كسرة, ّ: شدة, ْ: سكون}

See Api Documentation for all available fields.

Showcase

See all string literals at DartArabic Showcase

DartArabic Methods

• stripHarakat
• stripTashkeel
• stripDiacritics
• stripTatweel
• stripShadda
• normalizeLigature
• normalizeHamzaUniform
• normalizeHamzaTasheel
• normalizeAlef
• normalizeLetters

stripHarakat

Strip Harakat from arabic word except Shadda. The striped marks are :

• FATHA, DAMMA, KASRA
• SUKUN
• FATHATAN, DAMMATAN, KASRATAN

Example:

print(DartArabic.stripHarakat("الْعَرَبِيّةُ"));

Outputs: العربيّة

stripTashkeel

Strip vowels from a text, include Shadda. The striped marks are :

• FATHA, DAMMA, KASRA
• SUKUN
• SHADDA
• FATHATAN, DAMMATAN, KASRATAN

Example:

print(DartArabic.stripTashkeel("الْعَرَبِيّةُُ"));

Outputs: العربية

stripDiacritics

Strip arabic diacritics from a text. The striped marks are :

• Small Alef
• Harakat + Shadda
• Quranic marks
• Extended arabic diacritics

Example:

print(DartArabic.stripDiacritics("الْعَرَبِيّةُُ"));

Outputs: العربية

stripTatweel

Strip tatweel from a text and return a result text. Example:

print(DartArabic.stripTatweel("العـــــربيةُ"));

Outputs: العربيةُ

stripShadda

Strip Shadda from a text and return a result text.

Example:

print(DartArabic.stripShadda("الشّمسيّة"));

Outputs: الشمسية

normalizeLigature

Normalize Lam Alef ligatures into two letters (LAM and ALEF),and and return a result text. Some systems present lamAlef ligature as a single letter, this function convert it into two letters, The converted letters into LAM and ALEF are :

• LAM_ALEF
• LAM_ALEF_HAMZA_ABOVE
• LAM_ALEF_HAMZA_BELOW
• LAM_ALEF_MADDA_ABOVE

Example:

print(DartArabic.normalizeLigature("ﻻنحالي ﻷﻹﻵ"));

Outputs: لانحالي لالالا

normalizeHamzaUniform

Standardize the Hamzat into one form of hamza(uniform method), replace Madda by hamza and alef. Replace the LamAlefs by simplified letters.

Example:

print(DartArabic.normalizeHamzaUniform("جاء سؤال الأئمة عن الإسلام آجلا"));

Outputs: جاء سءال الءءمة عن الءسلام ءءجلا

normalizeHamzaTasheel

Standardize the Hamzat into one form of hamza(Tasheel method), replace Madda by hamza and alef. Replace the LamAlefs by simplified letters.

Example:

print(DartArabic.normalizeHamzaTasheel("جاء سؤال الأئمة عن الإسلام آجلا"));

Outputs: جاء سوال الايمة عن الاسلام اجلا

normalizeAlef

Converts all alefs to ALEF_MAMDODA with the exception of Alef maksura

Example:

print(DartArabic.normalizeAlef("بِٱلْهُدَىٰ"));

Outputs: بِالْهُدَا

normalizeLetters

converts non standard letter characters to single letters. e.g HEH_START ﻫ is converted to ه

Example:

print(DartArabic.normalizeLetters("ﻫﻞ"));

Outputs: هل