LanguageTyv.php

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<?php
class LanguageTyv extends Language {
        function convertGrammar( $word, $case ) {
                global $wgGrammarForms;
                if ( isset( $wgGrammarForms['tyv'][$case][$word] ) ) {
                        return $wgGrammarForms['tyv'][$case][$word];
                }

                // Set up some constants...
                $allVowels = array( "е", "и", "э", "ө", "ү", "а", "ё", "о", "у", "ы", "ю", "я", "a", "e", "i", "o", "ö", "u", "ü", "y" );
                $frontVowels = array( "е", "и", "э", "ө", "ү", "e", "i", "ö", "ü" );
                $backVowels = array( "а", "ё", "о", "у", "ы", "ю", "я", "a", "o", "u", "y" );
                $unroundFrontVowels = array( "е", "и", "э", "e", "i" );
                $roundFrontVowels = array( "ө", "ү", "ö", "ü" );
                $unroundBackVowels = array( "а", "ы", "я", "a", "y" );
                $roundBackVowels = array( "ё", "о", "у", "ю", "o", "u" );
                //$voicedPhonemes = array( "д", "б", "з", "ж", "г", "d", "b", "z", "g" );
                $unvoicedPhonemes = array( "т", "п", "с", "ш", "к", "ч", "х", "t", "p", "s", "k", "x" );
                $directiveUnvoicedStems = array( "т", "п", "с", "ш", "к", "ч", "х", "л", "м", "н", "ң", "t", "p", "s", "k", "x", "l", "m", "n", "ŋ" );
                $directiveVoicedStems = array( "д", "б", "з", "ж", "г", "р", "й", "d", "b", "z", "g", "r", "j" );

                //$allSonants = array("л", "м", "н", "ң", "р", "й");
                //$allNasals = array("м", "н", "ң");

                //Put the word in a form we can play with since we're using UTF-8
                preg_match_all( '/./us', $word, $ar );

                $wordEnding = $ar[0][count( $ar[0] ) - 1]; // Here's the last letter in the word
                $wordReversed = array_reverse( $ar[0] ); // Here's an array with the order of the letters in the word reversed so we can find a match quicker *shrug*

                // Find the last vowel in the word
                $wordLastVowel = NULL;
                foreach ( $wordReversed as $xvalue ) {
                        foreach ( $allVowels as $yvalue ) {
                                if ( strcmp( $xvalue, $yvalue ) == 0 ) {
                                        $wordLastVowel = $xvalue;
                                        break;
                                } else {
                                        continue;
                                }
                        }
                        if ( $wordLastVowel !== NULL ) {
                                break;
                        } else {
                                continue;
                        }
                }

                // Now convert the word
                switch ( $case ) {
                        case "genitive":
                                if ( in_array( $wordEnding, $unvoicedPhonemes ) ) {
                                        if ( in_array( $wordLastVowel, $roundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "түң";
                                        } elseif ( in_array( $wordLastVowel, $unroundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "тиң";
                                        } elseif ( in_array( $wordLastVowel, $roundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "туң";
                                        } elseif ( in_array( $wordLastVowel, $unroundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "тың";
                                        } else {
                                        }
                                } elseif ( $wordEnding === "л" || $wordEnding === "l" ) {
                                        if ( in_array( $wordLastVowel, $roundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "дүң";
                                        } elseif ( in_array( $wordLastVowel, $unroundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "диң";
                                        } elseif ( in_array( $wordLastVowel, $roundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "дуң";
                                        } elseif ( in_array( $wordLastVowel, $unroundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "дың";
                                        } else {
                                        }
                                } else {
                                        if ( in_array( $wordLastVowel, $roundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "нүң";
                                        } elseif ( in_array( $wordLastVowel, $unroundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ниң";
                                        } elseif ( in_array( $wordLastVowel, $roundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "нуң";
                                        } elseif ( in_array( $wordLastVowel, $unroundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ның";
                                        } else {
                                        }
                                }
                                break;
                        case "dative":
                                if ( in_array( $wordEnding, $unvoicedPhonemes ) ) {
                                        if ( in_array( $wordLastVowel, $frontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ке";
                                        } elseif ( in_array( $wordLastVowel, $backVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ка";
                                        } else {
                                        }
                                } else {
                                        if ( in_array( $wordLastVowel, $frontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ге";
                                        } elseif ( in_array( $wordLastVowel, $backVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "га";
                                        } else {
                                        }
                                }
                                break;
                        case "accusative":
                                if ( in_array( $wordEnding, $unvoicedPhonemes ) ) {
                                        if ( in_array( $wordLastVowel, $roundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "тү";
                                        } elseif ( in_array( $wordLastVowel, $unroundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ти";
                                        } elseif ( in_array( $wordLastVowel, $roundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ту";
                                        } elseif ( in_array( $wordLastVowel, $unroundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ты";
                                        } else {
                                        }
                                } elseif ( $wordEnding === "л"  || $wordEnding === "l" ) {
                                        if ( in_array( $wordLastVowel, $roundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "дү";
                                        } elseif ( in_array( $wordLastVowel, $unroundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ди";
                                        } elseif ( in_array( $wordLastVowel, $roundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ду";
                                        } elseif ( in_array( $wordLastVowel, $unroundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ды";
                                        } else {
                                        }
                                } else {
                                        if ( in_array( $wordLastVowel, $roundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "нү";
                                        } elseif ( in_array( $wordLastVowel, $unroundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ни";
                                        } elseif ( in_array( $wordLastVowel, $roundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ну";
                                        } elseif ( in_array( $wordLastVowel, $unroundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ны";
                                        } else {
                                        }
                                }
                                break;
                        case "locative":
                                if ( in_array( $wordEnding, $unvoicedPhonemes ) ) {
                                        if ( in_array( $wordLastVowel, $frontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "те";
                                        } elseif ( in_array( $wordLastVowel, $backVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "та";
                                        } else {
                                        }
                                } else {
                                        if ( in_array( $wordLastVowel, $frontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "де";
                                        } elseif ( in_array( $wordLastVowel, $backVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "да";
                                        } else {
                                        }
                                }
                                break;
                        case "ablative":
                                if ( in_array( $wordEnding, $unvoicedPhonemes ) ) {
                                        if ( in_array( $wordLastVowel, $frontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "тен";
                                        } elseif ( in_array( $wordLastVowel, $backVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "тан";
                                        } else {
                                        }
                                } else {
                                        if ( in_array( $wordLastVowel, $frontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "ден";
                                        } elseif ( in_array( $wordLastVowel, $backVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "дан";
                                        } else {
                                        }
                                }
                                break;
                        case "directive1":
                                if ( in_array( $wordEnding, $directiveVoicedStems ) ) {
                                        $word = implode( "", $ar[0] ) . "же";
                                } elseif ( in_array( $wordEnding, $directiveUnvoicedStems ) ) {
                                        $word = implode( "", $ar[0] ) . "че";
                                } else {
                                }
                                break;
                        case "directive2":
                                if ( in_array( $wordEnding, $unvoicedPhonemes ) ) {
                                        if ( in_array( $wordLastVowel, $roundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "түве";
                                        } elseif ( in_array( $wordLastVowel, $unroundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "тиве";
                                        } elseif ( in_array( $wordLastVowel, $roundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "туве";
                                        } elseif ( in_array( $wordLastVowel, $unroundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "тыве";
                                        } else {
                                        }
                                } else {
                                        if ( in_array( $wordLastVowel, $roundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "дүве";
                                        } elseif ( in_array( $wordLastVowel, $unroundFrontVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "диве";
                                        } elseif ( in_array( $wordLastVowel, $roundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "дуве";
                                        } elseif ( in_array( $wordLastVowel, $unroundBackVowels ) ) {
                                                $word = implode( "", $ar[0] ) . "дыве";
                                        } else {
                                        }
                                }
                                break;
                        default:
                                break;
                }
                return $word;
        }
}