gt.ks.js

// http://d.hatena.ne.jp/sr10/20110129/1296290450

(function(){
    function translate(word, next) {
        display.echoStatusBar(word + " getting...");
        const base   = "https://www.googleapis.com/language/translate/v2?key=%s&q=%s&source=%s&target=%s";
        const apikey = "AIzaSyBq48p8NhFgaJ1DfUJ5ltbwLxeXpjEL86A";
        let ep       = util.format(base, apikey, encodeURIComponent(word), "en", "ja");
        util.httpGet(ep, false, function (res) {
            let result   = "";
            if (res.status === 200) {
                let json = decodeJSON(res.responseText);
                result = json.data.translations[0].translatedText;
            } else {
                result = "ERROR!";
            }
            next(result);
        });
    };
    function echo(from, to){
        display.echoStatusBar(from + " " + to);
    };
    function decodeJSON(json) {
        return util.safeEval("(" + json + ")");
    };
    function lookupword(word){
        translate(word, function (translated) {
            echo(word, translated);
        });
    };
    function read (aInitialInput) {
        let prevText = "";

        prompt.reader({
            message      : "word or sentence to translate:",
            initialinput : aInitialInput,
            keymap       : {"C-RET" : "lookup"},
            actions      : [[function(arg){lookupword(arg.textbox.value);},"lookup","lookup,c"]],
            onChange: function (arg) {
                let word = arg.textbox.value;
                if (word !== prevText) {
                    prevText = word;
                    lookupword(word);
                }
            },
            callback: function (s){
                lookupword(s);
            }
        });
    };
    ext.add("google-itranslate",function(){read(content.document.getSelection() || "");},"google itranslate");
})();