php Subtitle translator

subtranslator

#!/usr/bin/env php
<?php
error_reporting(0);
$languages = [
    "af" => "Afrikaans",
    "sq" => "Albanian",
    "am" => "Amharic",
    "ar" => "Arabic",
    "hy" => "Armenian",
    "az" => "Azerbaijani",
    "eu" => "Basque",
    "be" => "Belarusian",
    "bn" => "Bengali",
    "bs" => "Bosnian",
    "bg" => "Bulgarian",
    "ca" => "Catalan",
    "ceb" => "Cebuano",
    "zh-CN" => "Chinese (Simplified)",
    "zh-TW" => "Chinese (Traditional)",
    "co" => "Corsican",
    "hr" => "Croatian",
    "cs" => "Czech",
    "da" => "Danish",
    "nl" => "Dutch",
    "en" => "English",
    "eo" => "Esperanto",
    "et" => "Estonian",
    "fi" => "Finnish",
    "fr" => "French",
    "fy" => "Frisian",
    "gl" => "Galician",
    "ka" => "Georgian",
    "de" => "German",
    "el" => "Greek",
    "gu" => "Gujarati",
    "ht" => "Haitian Creole",
    "ha" => "Hausa",
    "haw" => "Hawaiian",
    "he" => "Hebrew",
    "hi" => "Hindi",
    "hmn" => "Hmong",
    "hu" => "Hungarian",
    "is" => "Icelandic",
    "ig" => "Igbo",
    "id" => "Indonesian",
    "ga" => "Irish",
    "it" => "Italian",
    "ja" => "Japanese",
    "jv" => "Javanese",
    "kn" => "Kannada",
    "kk" => "Kazakh",
    "km" => "Khmer",
    "rw" => "Kinyarwanda",
    "ko" => "Korean",
    "ku" => "Kurdish",
    "ky" => "Kyrgyz",
    "lo" => "Lao",
    "la" => "Latin",
    "lv" => "Latvian",
    "lt" => "Lithuanian",
    "lb" => "Luxembourgish",
    "mk" => "Macedonian",
    "mg" => "Malagasy",
    "ms" => "Malay",
    "ml" => "Malayalam",
    "mt" => "Maltese",
    "mi" => "Maori",
    "mr" => "Marathi",
    "mn" => "Mongolian",
    "my" => "Myanmar (Burmese)",
    "ne" => "Nepali",
    "no" => "Norwegian",
    "ny" => "Nyanja (Chichewa)",
    "or" => "Odia (Oriya) ",
    "ps" => "Pashto",
    "fa" => "Persian",
    "pl" => "Polish",
    "pt" => "Portuguese (Portugal, Brazil)",
    "pa" => "Punjabi",
    "ro" => "Romanian",
    "ru" => "Russian",
    "sm" => "Samoan",
    "gd" => "Scots Gaelic",
    "sr" => "Serbian",
    "st" => "Sesotho",
    "sn" => "Shona",
    "sd" => "Sindhi",
    "si" => "Sinhala (Sinhalese)",
    "sk" => "Slovak",
    "sl" => "Slovenian",
    "so" => "Somali",
    "es" => "Spanish",
    "su" => "Sundanese",
    "sw" => "Swahili",
    "sv" => "Swedish",
    "tl" => "Tagalog (Filipino)",
    "tg" => "Tajik",
    "ta" => "Tamil",
    "tt" => "Tatar",
    "te" => "Telugu",
    "th" => "Thai",
    "tr" => "Turkish",
    "tk" => "Turkmen",
    "uk" => "Ukrainian",
    "ur" => "Urdu",
    "ug" => "Uyghur",
    "uz" => "Uzbek",
    "vi" => "Vietnamese",
    "cy" => "Welsh",
    "xh" => "Xhosa",
    "yi" => "Yiddish",
    "yo" => "Yoruba",
    "zu" => "Zulu"
];
if (!empty($argv[1])) {
    if ($argv[1] == "--help" or $argv[1] == "-h") {
        echo "Usage:
    subtranslator <operation> [...]

subtranslator operations:
    subtranslator {-h --help}
    subtranslator {-l --languages}
    subtranslator {-t --translate}  [file]
\r";
    } elseif ($argv[1] == "--translate" or $argv[1] == "-t") {
        if (!empty($argv[2])) {
            $fileinfo = pathinfo($argv[2]);
            $extension = ["srt", "vtt"];
            if (!in_array($fileinfo['extension'], $extension)) {
                echo "Your Subtitle Not Supported\n\r";
            } else {
                while (!array_key_exists($sublanguage = readline("\e[0;33mSubtitle language (languages operations -> -l): "), $languages)) {
                    echo "Your language not Supported \n";
                }
                while (!array_key_exists($tolanguage = readline("\e[0;33mTo language (languages operations -> -l): "), $languages)) {
                    echo "Your language not Supported \n";
                }
                $subtitle = fopen($argv[2], "r");
                echo "Translating to $languages[$tolanguage]...";
                while (!feof($subtitle)) {
                    $text = fgets($subtitle);
                    $new = fopen("{$fileinfo['filename']}-{$tolanguage}.{$fileinfo['extension']}", "a");
                    if (strpos($text, "-->") or $text == "\n" or empty($text) or is_numeric($text)) {
                        fwrite($new, $text);
                    } else {
                        $trans = new GoogleTranslate();
                        $result = $trans->translate($sublanguage, $tolanguage, $text, $type = 'intl');
                        fwrite($new, "$result\n");
                    }
                }
                echo "\rYour Subtitle Translated To $languages[$tolanguage]\n\r";
            }
        } else {
            echo "please Select Subtitle File
            \r";
        }


    } elseif ($argv[1] == "--languages" or $argv[1] == "-l") {
        foreach ($languages as $key => $val) {
            echo "[$key] => $val \n\r";
        }
    } else {
        echo "Usage:
    subtranslator <operation> [...]
    
subtranslator operations:
    subtranslator {-h --help}
    subtranslator {-l --languages}
    subtranslator {-t --translate}  [file]
\r";
    }
} else {
    echo "Usage:
    subtranslator <operation> [...]

subtranslator operations:
    subtranslator {-h --help}
    subtranslator {-l --languages}
    subtranslator {-t --translate}  [file]
\r";
}


class GoogleTranslate
{
    public static function translate($source, $target, $text, $type)
    {
        $response = self::requestTranslation($source, $target, $text, $type);
        $translation = self::getSentencesFromJSON($response);
        return $translation;
    }
    protected static function requestTranslation($source, $target, $text, $type = 'intl')
    {
        if ($type == 'intl') {
            $host = 'translate.google.com';
        } else {
            $host = 'translate.google.cn';
        }
        $url = "https://{$host}/translate_a/single?client=at&dt=t&dt=ld&dt=qca&dt=rm&dt=bd&dj=1&hl=es-ES&ie=UTF-8&oe=UTF-8&inputm=2&otf=2&iid=1dd3b944-fa62-4b55-b330-74909a99969e";
        $fields = array(
            'sl' => urlencode($source),
            'tl' => urlencode($target),
            'q' => urlencode($text)
        );
        $fields_string = "";
        foreach ($fields as $key => $value) {
            $fields_string .= $key . '=' . $value . '&';
        }
        rtrim($fields_string, '&');
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_POST, count($fields));
        curl_setopt($ch, CURLOPT_POSTFIELDS, $fields_string);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_ENCODING, 'UTF-8');
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($ch, CURLOPT_USERAGENT, 'AndroidTranslate/5.3.0.RC02.130475354-53000263 5.1 phone TRANSLATE_OPM5_TEST_1');
        $result = curl_exec($ch);
        curl_close($ch);
        return $result;
    }
    protected static function getSentencesFromJSON($json)
    {
        $sentencesArray = json_decode($json, true);
        $sentences = "";
        foreach ($sentencesArray["sentences"] as $s) {
            $sentences .= isset($s["trans"]) ? $s["trans"] : '';
        }
        return $sentences;
    }
}