LanguageShi.php

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<?php
class ShiConverter extends LanguageConverter {
    protected $mDoContentConvert;

    public $mToLatin = [
        'ⴰ' => 'a', 'ⴱ' => 'b', 'ⴳ' => 'g', 'ⴷ' => 'd', 'ⴹ' => 'ḍ', 'ⴻ' => 'e',
        'ⴼ' => 'f', 'ⴽ' => 'k', 'ⵀ' => 'h', 'ⵃ' => 'ḥ', 'ⵄ' => 'ε', 'ⵅ' => 'x',
        'ⵇ' => 'q', 'ⵉ' => 'i', 'ⵊ' => 'j', 'ⵍ' => 'l', 'ⵎ' => 'm', 'ⵏ' => 'n',
        'ⵓ' => 'u', 'ⵔ' => 'r', 'ⵕ' => 'ṛ', 'ⵖ' => 'γ', 'ⵙ' => 's', 'ⵚ' => 'ṣ',
        'ⵛ' => 'š', 'ⵜ' => 't', 'ⵟ' => 'ṭ', 'ⵡ' => 'w', 'ⵢ' => 'y', 'ⵣ' => 'z',
        'ⵥ' => 'ẓ', 'ⵯ' => 'ʷ', 'ⵖ' => 'ɣ', 'ⵠ' => 'v', 'ⵒ' => 'p',
    ];

    public $mUpperToLowerCaseLatin = [
        'A' => 'a', 'B' => 'b', 'C' => 'c', 'D' => 'd', 'E' => 'e',
        'F' => 'f', 'G' => 'g', 'H' => 'h', 'I' => 'i', 'J' => 'j',
        'K' => 'k', 'L' => 'l', 'M' => 'm', 'N' => 'n', 'O' => 'o',
        'P' => 'p', 'Q' => 'q', 'R' => 'r', 'S' => 's', 'T' => 't',
        'U' => 'u', 'V' => 'v', 'W' => 'w', 'X' => 'x', 'Y' => 'y',
        'Z' => 'z', 'Ɣ' => 'ɣ',
    ];

    public $mToTifinagh = [
        'a' => 'ⴰ', 'b' => 'ⴱ', 'g' => 'ⴳ', 'd' => 'ⴷ', 'ḍ' => 'ⴹ', 'e' => 'ⴻ',
        'f' => 'ⴼ', 'k' => 'ⴽ', 'h' => 'ⵀ', 'ḥ' => 'ⵃ', 'ε' => 'ⵄ', 'x' => 'ⵅ',
        'q' => 'ⵇ', 'i' => 'ⵉ', 'j' => 'ⵊ', 'l' => 'ⵍ', 'm' => 'ⵎ', 'n' => 'ⵏ',
        'u' => 'ⵓ', 'r' => 'ⵔ', 'ṛ' => 'ⵕ', 'γ' => 'ⵖ', 's' => 'ⵙ', 'ṣ' => 'ⵚ',
        'š' => 'ⵛ', 't' => 'ⵜ', 'ṭ' => 'ⵟ', 'w' => 'ⵡ', 'y' => 'ⵢ', 'z' => 'ⵣ',
        'ẓ' => 'ⵥ', 'ʷ' => 'ⵯ', 'ɣ' => 'ⵖ', 'v' => 'ⵠ', 'p' => 'ⵒ',
    ];

    function loadDefaultTables() {
        $this->mTables = [
            'lowercase' => new ReplacementArray( $this->mUpperToLowerCaseLatin ),
            'shi-tfng' => new ReplacementArray( $this->mToTifinagh ),
            'shi-latn' => new ReplacementArray( $this->mToLatin ),
            'shi' => new ReplacementArray()
        ];
    }

    function parseManualRule( $rule, $flags = [] ) {
        if ( in_array( 'T', $flags ) ) {
            return parent::parseManualRule( $rule, $flags );
        }

        $carray = [];
        // otherwise ignore all formatting
        foreach ( $this->mVariants as $v ) {
            $carray[$v] = $rule;
        }

        return $carray;
    }

    function parserConvert( $text, &$parser ) {
        $this->mDoContentConvert = !( is_object( $parser->getTitle() )
            && $parser->getTitle()->isTalkPage() );

        return parent::parserConvert( $text, $parser );
    }

    function findVariantLink( &$link, &$nt, $ignoreOtherCond = false ) {
        // check for user namespace
        if ( is_object( $nt ) ) {
            $ns = $nt->getNamespace();
            if ( $ns == NS_USER || $ns == NS_USER_TALK ) {
                return;
            }
        }

        $oldlink = $link;
        parent::findVariantLink( $link, $nt, $ignoreOtherCond );
        if ( $this->getPreferredVariant() == $this->mMainLanguageCode ) {
            $link = $oldlink;
        }
    }

    function translate( $text, $toVariant ) {
        // If $text is empty or only includes spaces, do nothing
        // Otherwise translate it
        if ( trim( $text ) ) {
            $this->loadTables();
            // To Tifinagh, first translate uppercase to lowercase Latin
            if ( $toVariant == 'shi-tfng' ) {
                $text = $this->mTables['lowercase']->replace( $text );
            }
            $text = $this->mTables[$toVariant]->replace( $text );
        }
        return $text;
    }
}

class LanguageShi extends Language {
    function __construct() {
        parent::__construct();

        $variants = [ 'shi', 'shi-tfng', 'shi-latn' ];
        $variantfallbacks = [
            'shi' => 'shi-tfng',
            'shi-tfng' => 'shi',
            'shi-latn' => 'shi',
        ];

        $flags = [];
        $this->mConverter = new ShiConverter( $this, 'shi', $variants, $variantfallbacks, $flags );
    }
}