[keysnail]"Opera の Go to nickname をパクル" を KeySnail の Prompt で (要 bmany)

gistfile1.js

ext.add('go-nickname', function(ev, arg) {
    //Opera の Go to nickname をパクル - Griever
    //http://d.hatena.ne.jp/Griever/20090625/1245933515
    //を KeySnail + bmany plugin で
    const openMode = "tab";
    let bmsvc = Cc['@mozilla.org/browser/nav-bookmarks-service;1'].getService(Ci.nsINavBookmarksService);
    let keywords = function () {
        let ios = Cc['@mozilla.org/network/io-service;1'].getService(Ci.nsIIOService);
        return function (aItemId) {
            let ret = [];
            let parentNode = PlacesUtils.getFolderContents(aItemId).root;
            for (let i = 0; i < parentNode.childCount; i++) {
                let childNode = parentNode.getChild(i);
                if (PlacesUtils.nodeIsBookmark(childNode)) {
                    let uri = ios.newURI(childNode.uri, null, null);
                    let keyword = bmsvc.getKeywordForURI(uri);
                    if (keyword) {ret.push(keyword);}
                } else if (PlacesUtils.nodeIsFolder(childNode) && !PlacesUtils.nodeIsLivemarkContainer(childNode)) {
                    ret = ret.concat(arguments.callee(childNode.itemId));
                }
            }
            return ret;
        }(1).filter(function (elem, index, array) array.indexOf(elem) == index);
    }();
    prompt.reader({
        message: "Go Nickname:",
        completer: function (str) {
            let completionList = keywords.filter(function(i) i.indexOf(str) === 0).map(function(i) {
                return [i, bmsvc.getURIForKeyword(i).spec];
            });
            return {collection: completionList, origin: 0, query: str};
        },
        onChange: function (arg) {
            if (arg.event.keyCode === KeyEvent.DOM_VK_SHIFT ||
                arg.event.keyCode === KeyEvent.DOM_VK_TAB)
                return;

            var value = arg.textbox.value;
            var matchKeywords = keywords.filter(function (elem) elem.indexOf(value) === 0);
            if (matchKeywords.length === 1) {
                plugins.bmany.go(bmsvc.getURIForKeyword(matchKeywords[0]).spec, openMode);
                prompt.finish(true);
            }
        },
        callback: function (value) plugins.bmany.go(bmsvc.getURIForKeyword(value).spec, openMode)
    });
}, M({ja:'ブックマークのキーワードから即座に開く', en:'Open keyword bookmark'}));

completer がコメントアウトしてあるけど、使いたい人はコメントアウト外せばおｋ
（ただし、completer で補完した瞬間に URL を開きに行ってしまうので、あまり意味がない・・・)

↑を修正してエクステ化