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| Current File : /var/www/wsgi/www/api/venv/lib64/python3.12/site-packages/arabic_reshaper/reshaper_config.py |
# -*- coding: utf-8 -*-
# This work is licensed under the MIT License.
# To view a copy of this license, visit https://opensource.org/licenses/MIT
# Written by Abdullah Diab (mpcabd)
# Email: mpcabd@gmail.com
# Website: http://mpcabd.xyz
import os
from configparser import ConfigParser
from .letters import (UNSHAPED, ISOLATED, LETTERS_ARABIC)
from .ligatures import (SENTENCES_LIGATURES,
WORDS_LIGATURES,
LETTERS_LIGATURES)
try:
from fontTools.ttLib import TTFont
with_font_config = True
except ImportError:
with_font_config = False
ENABLE_NO_LIGATURES = 0b000
ENABLE_SENTENCES_LIGATURES = 0b001
ENABLE_WORDS_LIGATURES = 0b010
ENABLE_LETTERS_LIGATURES = 0b100
ENABLE_ALL_LIGATURES = 0b111
default_config = {
# Supported languages are: [Arabic, ArabicV2, Kurdish]
# More languages might be supported soon.
# `Arabic` is default and recommended to work in most of the cases and
# supports (Arabic, Urdu and Farsi)
# `ArabicV2` is only to be used with certain font that you run into missing
# chars `Kurdish` if you are using Kurdish Sarchia font is recommended,
# work with both unicode and classic Arabic-Kurdish keybouard
'language': 'Arabic',
# Whether to delete the Harakat (Tashkeel) before reshaping or not.
'delete_harakat': True,
# Whether to shift the Harakat (Tashkeel) one position so they appear
# correctly when string is reversed
'shift_harakat_position': False,
# Whether to delete the Tatweel (U+0640) before reshaping or not.
'delete_tatweel': False,
# Whether to support ZWJ (U+200D) or not.
'support_zwj': True,
# Use unshaped form instead of isolated form.
'use_unshaped_instead_of_isolated': False,
# Whether to use ligatures or not.
# Serves as a shortcut to disable all ligatures.
'support_ligatures': True,
# When `support_ligatures` is enabled.
# Separate ligatures configuration take precedence over it.
# When `support_ligatures` is disabled,
# separate ligatures configurations are ignored.
# ------------------- Begin: Ligatures Configurations ------------------ #
# Sentences (Enabled on top)
'ARABIC LIGATURE BISMILLAH AR-RAHMAN AR-RAHEEM': False,
'ARABIC LIGATURE JALLAJALALOUHOU': False,
'ARABIC LIGATURE SALLALLAHOU ALAYHE WASALLAM': False,
# Words (Enabled on top)
'ARABIC LIGATURE ALLAH': True,
'ARABIC LIGATURE AKBAR': False,
'ARABIC LIGATURE ALAYHE': False,
'ARABIC LIGATURE MOHAMMAD': False,
'ARABIC LIGATURE RASOUL': False,
'ARABIC LIGATURE SALAM': False,
'ARABIC LIGATURE SALLA': False,
'ARABIC LIGATURE WASALLAM': False,
'RIAL SIGN': False,
# Letters (Enabled on top)
'ARABIC LIGATURE LAM WITH ALEF': True,
'ARABIC LIGATURE LAM WITH ALEF WITH HAMZA ABOVE': True,
'ARABIC LIGATURE LAM WITH ALEF WITH HAMZA BELOW': True,
'ARABIC LIGATURE LAM WITH ALEF WITH MADDA ABOVE': True,
'ARABIC LIGATURE AIN WITH ALEF MAKSURA': False,
'ARABIC LIGATURE AIN WITH JEEM': False,
'ARABIC LIGATURE AIN WITH JEEM WITH MEEM': False,
'ARABIC LIGATURE AIN WITH MEEM': False,
'ARABIC LIGATURE AIN WITH MEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE AIN WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE AIN WITH MEEM WITH YEH': False,
'ARABIC LIGATURE AIN WITH YEH': False,
'ARABIC LIGATURE ALEF MAKSURA WITH SUPERSCRIPT ALEF': False,
'ARABIC LIGATURE ALEF WITH FATHATAN': False,
'ARABIC LIGATURE BEH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE BEH WITH HAH': False,
'ARABIC LIGATURE BEH WITH HAH WITH YEH': False,
'ARABIC LIGATURE BEH WITH HEH': False,
'ARABIC LIGATURE BEH WITH JEEM': False,
'ARABIC LIGATURE BEH WITH KHAH': False,
'ARABIC LIGATURE BEH WITH KHAH WITH YEH': False,
'ARABIC LIGATURE BEH WITH MEEM': False,
'ARABIC LIGATURE BEH WITH NOON': False,
'ARABIC LIGATURE BEH WITH REH': False,
'ARABIC LIGATURE BEH WITH YEH': False,
'ARABIC LIGATURE BEH WITH ZAIN': False,
'ARABIC LIGATURE DAD WITH ALEF MAKSURA': False,
'ARABIC LIGATURE DAD WITH HAH': False,
'ARABIC LIGATURE DAD WITH HAH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE DAD WITH HAH WITH YEH': False,
'ARABIC LIGATURE DAD WITH JEEM': False,
'ARABIC LIGATURE DAD WITH KHAH': False,
'ARABIC LIGATURE DAD WITH KHAH WITH MEEM': False,
'ARABIC LIGATURE DAD WITH MEEM': False,
'ARABIC LIGATURE DAD WITH REH': False,
'ARABIC LIGATURE DAD WITH YEH': False,
'ARABIC LIGATURE FEH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE FEH WITH HAH': False,
'ARABIC LIGATURE FEH WITH JEEM': False,
'ARABIC LIGATURE FEH WITH KHAH': False,
'ARABIC LIGATURE FEH WITH KHAH WITH MEEM': False,
'ARABIC LIGATURE FEH WITH MEEM': False,
'ARABIC LIGATURE FEH WITH MEEM WITH YEH': False,
'ARABIC LIGATURE FEH WITH YEH': False,
'ARABIC LIGATURE GHAIN WITH ALEF MAKSURA': False,
'ARABIC LIGATURE GHAIN WITH JEEM': False,
'ARABIC LIGATURE GHAIN WITH MEEM': False,
'ARABIC LIGATURE GHAIN WITH MEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE GHAIN WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE GHAIN WITH MEEM WITH YEH': False,
'ARABIC LIGATURE GHAIN WITH YEH': False,
'ARABIC LIGATURE HAH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE HAH WITH JEEM': False,
'ARABIC LIGATURE HAH WITH JEEM WITH YEH': False,
'ARABIC LIGATURE HAH WITH MEEM': False,
'ARABIC LIGATURE HAH WITH MEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE HAH WITH MEEM WITH YEH': False,
'ARABIC LIGATURE HAH WITH YEH': False,
'ARABIC LIGATURE HEH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE HEH WITH JEEM': False,
'ARABIC LIGATURE HEH WITH MEEM': False,
'ARABIC LIGATURE HEH WITH MEEM WITH JEEM': False,
'ARABIC LIGATURE HEH WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE HEH WITH SUPERSCRIPT ALEF': False,
'ARABIC LIGATURE HEH WITH YEH': False,
'ARABIC LIGATURE JEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE JEEM WITH HAH': False,
'ARABIC LIGATURE JEEM WITH HAH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE JEEM WITH HAH WITH YEH': False,
'ARABIC LIGATURE JEEM WITH MEEM': False,
'ARABIC LIGATURE JEEM WITH MEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE JEEM WITH MEEM WITH HAH': False,
'ARABIC LIGATURE JEEM WITH MEEM WITH YEH': False,
'ARABIC LIGATURE JEEM WITH YEH': False,
'ARABIC LIGATURE KAF WITH ALEF': False,
'ARABIC LIGATURE KAF WITH ALEF MAKSURA': False,
'ARABIC LIGATURE KAF WITH HAH': False,
'ARABIC LIGATURE KAF WITH JEEM': False,
'ARABIC LIGATURE KAF WITH KHAH': False,
'ARABIC LIGATURE KAF WITH LAM': False,
'ARABIC LIGATURE KAF WITH MEEM': False,
'ARABIC LIGATURE KAF WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE KAF WITH MEEM WITH YEH': False,
'ARABIC LIGATURE KAF WITH YEH': False,
'ARABIC LIGATURE KHAH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE KHAH WITH HAH': False,
'ARABIC LIGATURE KHAH WITH JEEM': False,
'ARABIC LIGATURE KHAH WITH MEEM': False,
'ARABIC LIGATURE KHAH WITH YEH': False,
'ARABIC LIGATURE LAM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE LAM WITH HAH': False,
'ARABIC LIGATURE LAM WITH HAH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE LAM WITH HAH WITH MEEM': False,
'ARABIC LIGATURE LAM WITH HAH WITH YEH': False,
'ARABIC LIGATURE LAM WITH HEH': False,
'ARABIC LIGATURE LAM WITH JEEM': False,
'ARABIC LIGATURE LAM WITH JEEM WITH JEEM': False,
'ARABIC LIGATURE LAM WITH JEEM WITH MEEM': False,
'ARABIC LIGATURE LAM WITH JEEM WITH YEH': False,
'ARABIC LIGATURE LAM WITH KHAH': False,
'ARABIC LIGATURE LAM WITH KHAH WITH MEEM': False,
'ARABIC LIGATURE LAM WITH MEEM': False,
'ARABIC LIGATURE LAM WITH MEEM WITH HAH': False,
'ARABIC LIGATURE LAM WITH MEEM WITH YEH': False,
'ARABIC LIGATURE LAM WITH YEH': False,
'ARABIC LIGATURE MEEM WITH ALEF': False,
'ARABIC LIGATURE MEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE MEEM WITH HAH': False,
'ARABIC LIGATURE MEEM WITH HAH WITH JEEM': False,
'ARABIC LIGATURE MEEM WITH HAH WITH MEEM': False,
'ARABIC LIGATURE MEEM WITH HAH WITH YEH': False,
'ARABIC LIGATURE MEEM WITH JEEM': False,
'ARABIC LIGATURE MEEM WITH JEEM WITH HAH': False,
'ARABIC LIGATURE MEEM WITH JEEM WITH KHAH': False,
'ARABIC LIGATURE MEEM WITH JEEM WITH MEEM': False,
'ARABIC LIGATURE MEEM WITH JEEM WITH YEH': False,
'ARABIC LIGATURE MEEM WITH KHAH': False,
'ARABIC LIGATURE MEEM WITH KHAH WITH JEEM': False,
'ARABIC LIGATURE MEEM WITH KHAH WITH MEEM': False,
'ARABIC LIGATURE MEEM WITH KHAH WITH YEH': False,
'ARABIC LIGATURE MEEM WITH MEEM': False,
'ARABIC LIGATURE MEEM WITH MEEM WITH YEH': False,
'ARABIC LIGATURE MEEM WITH YEH': False,
'ARABIC LIGATURE NOON WITH ALEF MAKSURA': False,
'ARABIC LIGATURE NOON WITH HAH': False,
'ARABIC LIGATURE NOON WITH HAH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE NOON WITH HAH WITH MEEM': False,
'ARABIC LIGATURE NOON WITH HAH WITH YEH': False,
'ARABIC LIGATURE NOON WITH HEH': False,
'ARABIC LIGATURE NOON WITH JEEM': False,
'ARABIC LIGATURE NOON WITH JEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE NOON WITH JEEM WITH HAH': False,
'ARABIC LIGATURE NOON WITH JEEM WITH MEEM': False,
'ARABIC LIGATURE NOON WITH JEEM WITH YEH': False,
'ARABIC LIGATURE NOON WITH KHAH': False,
'ARABIC LIGATURE NOON WITH MEEM': False,
'ARABIC LIGATURE NOON WITH MEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE NOON WITH MEEM WITH YEH': False,
'ARABIC LIGATURE NOON WITH NOON': False,
'ARABIC LIGATURE NOON WITH REH': False,
'ARABIC LIGATURE NOON WITH YEH': False,
'ARABIC LIGATURE NOON WITH ZAIN': False,
'ARABIC LIGATURE QAF WITH ALEF MAKSURA': False,
'ARABIC LIGATURE QAF WITH HAH': False,
'ARABIC LIGATURE QAF WITH MEEM': False,
'ARABIC LIGATURE QAF WITH MEEM WITH HAH': False,
'ARABIC LIGATURE QAF WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE QAF WITH MEEM WITH YEH': False,
'ARABIC LIGATURE QAF WITH YEH': False,
'ARABIC LIGATURE QALA USED AS KORANIC STOP SIGN': False,
'ARABIC LIGATURE REH WITH SUPERSCRIPT ALEF': False,
'ARABIC LIGATURE SAD WITH ALEF MAKSURA': False,
'ARABIC LIGATURE SAD WITH HAH': False,
'ARABIC LIGATURE SAD WITH HAH WITH HAH': False,
'ARABIC LIGATURE SAD WITH HAH WITH YEH': False,
'ARABIC LIGATURE SAD WITH KHAH': False,
'ARABIC LIGATURE SAD WITH MEEM': False,
'ARABIC LIGATURE SAD WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE SAD WITH REH': False,
'ARABIC LIGATURE SAD WITH YEH': False,
'ARABIC LIGATURE SALLA USED AS KORANIC STOP SIGN': False,
'ARABIC LIGATURE SEEN WITH ALEF MAKSURA': False,
'ARABIC LIGATURE SEEN WITH HAH': False,
'ARABIC LIGATURE SEEN WITH HAH WITH JEEM': False,
'ARABIC LIGATURE SEEN WITH HEH': False,
'ARABIC LIGATURE SEEN WITH JEEM': False,
'ARABIC LIGATURE SEEN WITH JEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE SEEN WITH JEEM WITH HAH': False,
'ARABIC LIGATURE SEEN WITH KHAH': False,
'ARABIC LIGATURE SEEN WITH KHAH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE SEEN WITH KHAH WITH YEH': False,
'ARABIC LIGATURE SEEN WITH MEEM': False,
'ARABIC LIGATURE SEEN WITH MEEM WITH HAH': False,
'ARABIC LIGATURE SEEN WITH MEEM WITH JEEM': False,
'ARABIC LIGATURE SEEN WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE SEEN WITH REH': False,
'ARABIC LIGATURE SEEN WITH YEH': False,
'ARABIC LIGATURE SHADDA WITH DAMMA': False,
'ARABIC LIGATURE SHADDA WITH DAMMA ISOLATED FORM': False,
'ARABIC LIGATURE SHADDA WITH DAMMA MEDIAL FORM': False,
'ARABIC LIGATURE SHADDA WITH DAMMATAN ISOLATED FORM': False,
'ARABIC LIGATURE SHADDA WITH FATHA': False,
'ARABIC LIGATURE SHADDA WITH FATHA ISOLATED FORM': False,
'ARABIC LIGATURE SHADDA WITH FATHA MEDIAL FORM': False,
'ARABIC LIGATURE SHADDA WITH KASRA': False,
'ARABIC LIGATURE SHADDA WITH KASRA ISOLATED FORM': False,
'ARABIC LIGATURE SHADDA WITH KASRA MEDIAL FORM': False,
'ARABIC LIGATURE SHADDA WITH KASRATAN ISOLATED FORM': False,
'ARABIC LIGATURE SHADDA WITH SUPERSCRIPT ALEF': False,
'ARABIC LIGATURE SHADDA WITH SUPERSCRIPT ALEF ISOLATED FORM': False,
'ARABIC LIGATURE SHEEN WITH ALEF MAKSURA': False,
'ARABIC LIGATURE SHEEN WITH HAH': False,
'ARABIC LIGATURE SHEEN WITH HAH WITH MEEM': False,
'ARABIC LIGATURE SHEEN WITH HAH WITH YEH': False,
'ARABIC LIGATURE SHEEN WITH HEH': False,
'ARABIC LIGATURE SHEEN WITH JEEM': False,
'ARABIC LIGATURE SHEEN WITH JEEM WITH YEH': False,
'ARABIC LIGATURE SHEEN WITH KHAH': False,
'ARABIC LIGATURE SHEEN WITH MEEM': False,
'ARABIC LIGATURE SHEEN WITH MEEM WITH KHAH': False,
'ARABIC LIGATURE SHEEN WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE SHEEN WITH REH': False,
'ARABIC LIGATURE SHEEN WITH YEH': False,
'ARABIC LIGATURE TAH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE TAH WITH HAH': False,
'ARABIC LIGATURE TAH WITH MEEM': False,
'ARABIC LIGATURE TAH WITH MEEM WITH HAH': False,
'ARABIC LIGATURE TAH WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE TAH WITH MEEM WITH YEH': False,
'ARABIC LIGATURE TAH WITH YEH': False,
'ARABIC LIGATURE TEH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE TEH WITH HAH': False,
'ARABIC LIGATURE TEH WITH HAH WITH JEEM': False,
'ARABIC LIGATURE TEH WITH HAH WITH MEEM': False,
'ARABIC LIGATURE TEH WITH HEH': False,
'ARABIC LIGATURE TEH WITH JEEM': False,
'ARABIC LIGATURE TEH WITH JEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE TEH WITH JEEM WITH MEEM': False,
'ARABIC LIGATURE TEH WITH JEEM WITH YEH': False,
'ARABIC LIGATURE TEH WITH KHAH': False,
'ARABIC LIGATURE TEH WITH KHAH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE TEH WITH KHAH WITH MEEM': False,
'ARABIC LIGATURE TEH WITH KHAH WITH YEH': False,
'ARABIC LIGATURE TEH WITH MEEM': False,
'ARABIC LIGATURE TEH WITH MEEM WITH ALEF MAKSURA': False,
'ARABIC LIGATURE TEH WITH MEEM WITH HAH': False,
'ARABIC LIGATURE TEH WITH MEEM WITH JEEM': False,
'ARABIC LIGATURE TEH WITH MEEM WITH KHAH': False,
'ARABIC LIGATURE TEH WITH MEEM WITH YEH': False,
'ARABIC LIGATURE TEH WITH NOON': False,
'ARABIC LIGATURE TEH WITH REH': False,
'ARABIC LIGATURE TEH WITH YEH': False,
'ARABIC LIGATURE TEH WITH ZAIN': False,
'ARABIC LIGATURE THAL WITH SUPERSCRIPT ALEF': False,
'ARABIC LIGATURE THEH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE THEH WITH HEH': False,
'ARABIC LIGATURE THEH WITH JEEM': False,
'ARABIC LIGATURE THEH WITH MEEM': False,
'ARABIC LIGATURE THEH WITH NOON': False,
'ARABIC LIGATURE THEH WITH REH': False,
'ARABIC LIGATURE THEH WITH YEH': False,
'ARABIC LIGATURE THEH WITH ZAIN': False,
'ARABIC LIGATURE UIGHUR KIRGHIZ YEH WITH HAMZA ABOVE WITH ALEF MAKSURA': False, # noqa
'ARABIC LIGATURE YEH WITH ALEF MAKSURA': False,
'ARABIC LIGATURE YEH WITH HAH': False,
'ARABIC LIGATURE YEH WITH HAH WITH YEH': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH AE': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH ALEF': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH ALEF MAKSURA': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH E': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH HAH': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH HEH': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH JEEM': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH KHAH': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH MEEM': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH NOON': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH OE': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH REH': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH U': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH WAW': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH YEH': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH YU': False,
'ARABIC LIGATURE YEH WITH HAMZA ABOVE WITH ZAIN': False,
'ARABIC LIGATURE YEH WITH HEH': False,
'ARABIC LIGATURE YEH WITH JEEM': False,
'ARABIC LIGATURE YEH WITH JEEM WITH YEH': False,
'ARABIC LIGATURE YEH WITH KHAH': False,
'ARABIC LIGATURE YEH WITH MEEM': False,
'ARABIC LIGATURE YEH WITH MEEM WITH MEEM': False,
'ARABIC LIGATURE YEH WITH MEEM WITH YEH': False,
'ARABIC LIGATURE YEH WITH NOON': False,
'ARABIC LIGATURE YEH WITH REH': False,
'ARABIC LIGATURE YEH WITH YEH': False,
'ARABIC LIGATURE YEH WITH ZAIN': False,
'ARABIC LIGATURE ZAH WITH MEEM': False,
# -------------------- End: Ligatures Configurations ------------------- #
}
def auto_config(configuration=None, configuration_file=None):
loaded_from_envvar = False
configuration_parser = ConfigParser()
configuration_parser.read_dict({
'ArabicReshaper': default_config
})
if not configuration_file:
configuration_file = os.getenv(
'PYTHON_ARABIC_RESHAPER_CONFIGURATION_FILE'
)
if configuration_file:
loaded_from_envvar = True
if configuration_file:
if not os.path.exists(configuration_file):
raise Exception(
'Configuration file {} not found{}.'.format(
configuration_file,
loaded_from_envvar and (
' it is set in your environment variable ' +
'PYTHON_ARABIC_RESHAPER_CONFIGURATION_FILE'
) or ''
)
)
configuration_parser.read((configuration_file,))
if configuration:
configuration_parser.read_dict({
'ArabicReshaper': configuration
})
if 'ArabicReshaper' not in configuration_parser:
raise ValueError(
'Invalid configuration: '
'A section with the name ArabicReshaper was not found'
)
return configuration_parser['ArabicReshaper']
def config_for_true_type_font(font_file_path,
ligatures_config=ENABLE_ALL_LIGATURES):
if not with_font_config:
raise Exception('fonttools not installed, ' +
'install it then rerun this.\n' +
'$ pip install arabic-teshaper[with-fonttools]')
if not font_file_path or not os.path.exists(font_file_path):
raise Exception('Invalid path to font file')
ttfont = TTFont(font_file_path)
has_isolated = True
for k, v in LETTERS_ARABIC.items():
for table in ttfont['cmap'].tables:
if ord(v[ISOLATED]) in table.cmap:
break
else:
has_isolated = False
break
configuration = {
'use_unshaped_instead_of_isolated': not has_isolated,
}
def process_ligatures(ligatures):
for ligature in ligatures:
forms = list(filter(lambda form: form != '', ligature[1][1]))
n = len(forms)
for form in forms:
for table in ttfont['cmap'].tables:
if ord(form) in table.cmap:
n -= 1
break
configuration[ligature[0]] = (n == 0)
if ENABLE_SENTENCES_LIGATURES & ligatures_config:
process_ligatures(SENTENCES_LIGATURES)
if ENABLE_WORDS_LIGATURES & ligatures_config:
process_ligatures(WORDS_LIGATURES)
if ENABLE_LETTERS_LIGATURES & ligatures_config:
process_ligatures(LETTERS_LIGATURES)
return configuration