wiki.techinc.nl/includes/languages/LanguageKaa.php

<?php
/**
 * Karakalpak (Qaraqalpaqsha) specific code.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 * http://www.gnu.org/copyleft/gpl.html
 *
 * @file
 * @ingroup Language
 */

/**
 * Karakalpak (Qaraqalpaqsha)
 *
 * @ingroup Language
 */
class LanguageKaa extends Language {

	# Convert from the nominative form of a noun to some other case
	# Invoked with {{GRAMMAR:case|word}}

	/**
	 * Cases: genitive, dative, accusative, locative, ablative, comitative + possessive forms
	 *
	 * @param string $word
	 * @param string $case
	 *
	 * @return string
	 */
	public function convertGrammar( $word, $case ) {
		global $wgGrammarForms;
		if ( isset( $wgGrammarForms['kaa'][$case][$word] ) ) {
			return $wgGrammarForms['kaa'][$case][$word];
		}
		/* Full code of function convertGrammar() is in development. Updates coming soon. */
		return $word;
	}

	/**
	 * It fixes issue with ucfirst for transforming 'i' to 'İ'
	 *
	 * @param string $string
	 *
	 * @return string
	 */
	public function ucfirst( $string ) {
		if ( substr( $string, 0, 1 ) === 'i' ) {
			return 'İ' . substr( $string, 1 );
		}
		return parent::ucfirst( $string );
	}

	/**
	 * It fixes issue with lcfirst for transforming 'I' to 'ı'
	 *
	 * @param string $string
	 *
	 * @return mixed|string
	 */
	public function lcfirst( $string ) {
		if ( substr( $string, 0, 1 ) === 'I' ) {
			return 'ı' . substr( $string, 1 );
		}
		return parent::lcfirst( $string );
	}

}