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path: root/stylechanger.js
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2008-11-27Follow CVS Head.anekos
etc git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@25172 d0d07461-0603-4401-acd4-de1884942a52
2008-11-03 * cosmetic changes.drry
git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@22654 d0d07461-0603-4401-acd4-de1884942a52
2008-10-06vimp CVS Headに追従(bang[!])の仕様変更に対して)teramako
git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@20854 d0d07461-0603-4401-acd4-de1884942a52
2008-10-01getCSSFiles の返り血が入れ子になってしまっているのを修正anekos
git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@20388 d0d07461-0603-4401-acd4-de1884942a52
2008-09-26 * Array に対する `for each` を排除しました。drry
* ほか。 git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@19951 d0d07461-0603-4401-acd4-de1884942a52
2008-09-25CVS HEADに対応(set ↵trapezoid
runtimepathでの読み込み先ディレクトリの複数指定に対応) git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@19900 d0d07461-0603-4401-acd4-de1884942a52
2008-08-15highlightコマンドが動いていなかったのを修正teramako
git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@17677 d0d07461-0603-4401-acd4-de1884942a52
2008-04-28bug fix and something a littileteramako
git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@10692 d0d07461-0603-4401-acd4-de1884942a52
2008-04-25highlightコマンドの仕様変更: ↵teramako
一時的なstyleの適用/削除を可能にした altcolorschmeコマンドの追加: alternative styleの変更用に git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@10482 d0d07461-0603-4401-acd4-de1884942a52
2008-04-13lang/javascript/vimperator-plugins/trunk/stylechanger.js: teramako
・liberator.plugins.styleSheetsMangerへオブジェクト名を変更 ・その他 git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@9402 d0d07461-0603-4401-acd4-de1884942a52
2008-04-07lang/javascript/vimperator-plugins/trunk/stylechanger.js:drry
* 正規表現を修正しました。 git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@9101 d0d07461-0603-4401-acd4-de1884942a52
2008-04-05lang/javascript/vimperator-plugins/stylechanger.js : bug fix and comment addteramako
git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@8904 d0d07461-0603-4401-acd4-de1884942a52
2008-04-05lang/javascript/vimperator-plugins/trunk/stylechanger.js:drry
* fixed a missing `,`. git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@8900 d0d07461-0603-4401-acd4-de1884942a52
2008-04-05lang/javascript/vimperator-plugins/stylechanger.js : addteramako
git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@8899 d0d07461-0603-4401-acd4-de1884942a52
' href='#n263'>263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604
/*** BEGIN LICENSE BLOCK {{{
    Copyright (c) 2008 suVene<suvene@zeromemory.info>

    distributable under the terms of an MIT-style license.
    http://www.opensource.jp/licenses/mit-license.html
}}}  END LICENSE BLOCK ***/
// PLUGIN_INFO//{{{
var PLUGIN_INFO =
<VimperatorPlugin>
    <name>libly(filename _libly.js)</name>
    <description>Vimperator plugins library?</description>
    <description lang="ja">適当なライブラリっぽいものたち</description>
    <author mail="suvene@zeromemory.info" homepage="http://zeromemory.sblo.jp/">suVene</author>
    <license>MIT</license>
    <version>0.1.21</version>
    <minVersion>1.2</minVersion>
    <maxVersion>2.0pre</maxVersion>
    <updateURL>http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk/_libly.js</updateURL>
    <detail><![CDATA[
== Objects ==
- liberator.plugins.libly.$U
- liberator.plugins.libly.Request
- liberator.plugins.libly.Response
- liberator.plugins.libly.Wedata

== Logger ==
getLogger(prefix):
    log(msg, level), echo(msg, flg), echoerr(msg)
    のメソッドを持つ logger インスタンスを取得します
    ログの書式は prefix + ': ' + yyyy/MM/dd + msg となります

== Object Utility ==
extend(dst, src):
    オブジェクトを拡張します
A(iterable):
    オブジェクトを配列にします
around(obj, name, func):
  obj がもつ name 関数をfunc に置き換えます
  func 
    function (next, args) {...}
  という形で呼ばれます
  next はオリジナルの関数を呼び出すための関数
  args はオリジナルの引数列です
  next には引数を渡す必要はありません
bind(obj, func):
    func  obj  bind します
    func内からは this  obj が参照できるようになります
eval(text):
    Sandbox によるwindow.eval を極力利用するようにします
    Snadbox が利用できない場合はunsafe  window  eval が直接利用されます
evalJson(str, toRemove):
    str  decode します
    toRemove  true の場合文字列の前後を1文字削除します
    "(key:value)" 形式の場合などに true を指定して下さい
dateFormat(dtm, fmt):
    Date型インスタンスを指定されたフォーマットで文字列に変換します
    fmt を省略した場合"%y/%M/%d %h:%m:%s" となります
runnable(generator):
    gererator を実行し再帰的に resume する為の引数を渡します

==  Browser ==
getSelectedString:
    window の選択文字列を返却します
getUserAndPassword(hostname, formSubmitURL, username):
    login-manager から [username, password] を取得します
    引数の username が省略された場合検索された 1件目を返却します
    データが存在しない場合はnull を返却します

== System ==
readDirectory(path, fileter, func):
    path で指定したディレクトリからfilter で指定された正規表現に match する場合
    func をファイル名を引数にコールバックします
    filter  Function を指定することも可能です

== HTML, XML, DOM, E4X ==
pathToURL(a, baseURL, doc):
    相対パスを絶対パスに変換します
getHTMLFragment(html):
    <html>1</html>
    1 の文字列を取得します
stripTags(str, tags):
    str から tags で指定されたタグを取り除いて返却します
    tags は文字列または配列で指定して下さい
createHTMLDocument(str, xmlns):
    引数 str よりHTMLFragment を作成します
getFirstNodeFromXPath(xpath, context):
    xpath を評価しオブジェクトをを返却します
getNodesFromXPath(xpath, context, callback, thisObj):
    xpath を評価し snapshot の配列を返却します
xmlSerialize(xml):
    xml を文字列化します
xmlToDom(node, doc, nodes):
    for vimperator1.2.
    @see vimperator2.0pre util.
getElementPosition(elem):
    elem  offset を返却します
    return {top: 0, left: 0}
toStyleText(style):
    スタイルが格納されているオブジェクトを
    >||
        position: fixed;
        left: 10px;
    ||<
    のような文字列に変換します
    ]]></detail>
</VimperatorPlugin>;
//}}}
//if (!liberator.plugins.libly) {

liberator.plugins.libly = {};
var libly = liberator.plugins.libly;

libly.$U = {//{{{
    // Logger {{{
    getLogger: function(prefix) {
        return new function() {
            this.log = function(msg, level) {
                if (typeof msg == 'object') msg = util.objectToString(msg);
                liberator.log(libly.$U.dateFormat(new Date()) + ': ' + (prefix || '') + ': ' + msg, (level || 0));
            };
            this.echo = function(msg, flg) {
                flg = flg || commandline.FORCE_MULTILINE;
                // this.log(msg);
                liberator.echo(msg, flg);
            };
            this.echoerr = function(msg) {
                this.log('error: ' + msg);
                liberator.echoerr(msg);
            };
        }
    },
    // }}}
    // Object Utility {{{
    extend: function(dst, src) {
        for (let prop in src)
            dst[prop] = src[prop];
        return dst;
    },
    A: function(iterable) {
        var ret = [];
        if (!iterable) return ret;
        if (typeof iterable == 'string') return [iterable];
        if (!(typeof iterable == 'function' && iterable == '[object NodeList]') &&
            iterable.toArray) return iterable.toArray();
        if (typeof iterable.length != 'undefined') {
            for (let i = 0, len = iterable.length; i < len; ret.push(iterable[i++]));
        } else {
            for each (let item in iterable) ret.push(item);
        }
        return ret;
    },
    around: function around (obj, name, func) {
        let next = obj[name];
        let current = obj[name] = function () {
            let self = this, args = arguments;
            return func.call(self, function () next.apply(self, args), args);
        };
        return [next, current];
    },
    bind: function(obj, func) {
        return function() {
            return func.apply(obj, arguments);
        }
    },
    eval: function(text) {
        var fnc = window.eval;
        var sandbox;
        try {
            sandbox = new Components.utils.Sandbox(window);
            if (Components.utils.evalInSandbox('true', sandbox) === true) {
                fnc = function(text) { return Components.utils.evalInSandbox(text, sandbox); };
            }
        } catch (e) { liberator.log('warning: _libly.js is working with unsafe sandbox.'); }

        return fnc(text);
    },
    evalJson: function(str, toRemove) {
        var json;
        try {
            json = Components.classes['@mozilla.org/dom/json;1'].getService(Components.interfaces.nsIJSON);
            if (toRemove) str = str.substring(1, str.length - 1);
            return json.decode(str);
        } catch (e) { return null; }
    },
    dateFormat: function(dtm, fmt) {
        var d = {
            y: dtm.getFullYear(),
            M: dtm.getMonth() + 1,
            d: dtm.getDate(),
            h: dtm.getHours(),
            m: dtm.getMinutes(),
            s: dtm.getSeconds(),
            '%': '%'
        };
        for (let [n, v] in Iterator(d)) {
            if (v < 10)
                d[n] = '0' + v;
        }
        return (fmt || '%y/%M/%d %h:%m:%s').replace(/%([yMdhms%])/g, function (_, n) d[n]);
    },
    /**
     * example)
     *  $U.runnable(function(resume) {
     *      // execute asynchronous function.
     *      // goto next yield;
     *      var val = yield setTimeout(function() { resume('value!'), 1000) });
     *      alert(val);  // value!
     *      yield;
     *  });
     */
    runnable: function(generator) {
        var it = generator(function(value) {
                    try { it.send(value); } catch (e) {}
                 });
        it.next();
    },
    // }}}
    // Browser {{{
    getSelectedString: function() {
         return (new XPCNativeWrapper(window.content.window)).getSelection().toString();
    },
    getUserAndPassword: function(hostname, formSubmitURL, username) {
        var passwordManager, logins;
        try {
            passwordManager = Cc["@mozilla.org/login-manager;1"].getService(Ci.nsILoginManager);
            logins = passwordManager.findLogins({}, hostname, formSubmitURL, null);
            if (logins.length) {
                if (username) {
                    for (let i = 0, len = logins.lengh; i < len; i++) {
                        if (logins[i].username == username)
                            return [logins[i].username, logins[i].password]
                    }
                    liberator.log(this.dateFormat(new Date()) +': [getUserAndPassword] username notfound');
                    //throw 'username notfound.';
                    return [];
                } else {
                    return [logins[0].username, logins[0].password];
                }
            } else {
                liberator.log(this.dateFormat(new Date()) + ': [getUserAndPassword] account notfound');
                return [];
            }
        } catch (e) {
            liberator.log(this.dateFormat(new Date()) + ': [getUserAndPassword] error: ' + e, 0);
            return null;
        }
    },
    // }}}
    // System {{{
    readDirectory: function(path, filter, func) {
        var d = io.getFile(path);
        if (d.exists() && d.isDirectory()) {
            let enm = d.directoryEntries;
            let flg = false;
            while (enm.hasMoreElements()) {
                let item = enm.getNext();
                item.QueryInterface(Components.interfaces.nsIFile);
                flg = false;
                if (typeof filter == 'string') {
                    if ((new RegExp(filter)).test(item.leafName)) flg = true;
                } else if (typeof filter == 'function') {
                    flg = filter(item);
                }
                if (flg) func(item);
            }
        }
    },
    // }}}
    // HTML, XML, DOM, E4X {{{
    pathToURL: function(a, baseURL, doc) {
        if (!a) return '';
        var XHTML_NS = "http://www.w3.org/1999/xhtml";
        var XML_NS   = "http://www.w3.org/XML/1998/namespace";
        //var path = (a.href || a.getAttribute('src') || a.action || a.value || a);
        var path = (a.getAttribute('href') || a.getAttribute('src') || a.action || a.value || a);
        if (/^https?:\/\//.test(path)) return path;
        var link = (doc || window.content.documtent).createElementNS(XHTML_NS, 'a');
        link.setAttributeNS(XML_NS, 'xml:base', baseURL);
        link.href = path;
        return link.href;
    },
    getHTMLFragment: function(html) {
        if (!html) return html;
        return html.replace(/^[\s\S]*?<html(?:[ \t\n\r][^>]*)?>|<\/html[ \t\r\n]*>[\S\s]*$/ig, '');
    },
    stripTags: function(str, tags) {
        var ignoreTags = '(?:' + [].concat(tags).join('|') + ')';
        return str.replace(new RegExp('<' + ignoreTags + '(?:[ \\t\\n\\r][^>]*|/)?>([\\S\\s]*?)<\/' + ignoreTags + '[ \\t\\r\\n]*>', 'ig'), '');
    },
    createHTMLDocument: function(str, xmlns, doc) {
        let root = document.createElementNS("http://www.w3.org/1999/xhtml", "html");
        let uhService = Cc["@mozilla.org/feed-unescapehtml;1"].getService(Ci.nsIScriptableUnescapeHTML);
        let text = str.replace(/^[\s\S]*?<body([ \t\n\r][^>]*)?>[\s]*|<\/body[ \t\r\n]*>[\S\s]*$/ig, '');
        let fragment = uhService.parseFragment(text, false, null, root);
        let htmlFragment = document.implementation.createDocument(null, 'html', null);
        htmlFragment.documentElement.appendChild(htmlFragment.importNode(fragment,true));
        return htmlFragment;
        /* うまく動いていない場合はこちらに戻してください
        doc = doc || window.content.document;
        var htmlFragment = doc.implementation.createDocument(null, 'html', null);
        var range = doc.createRange();
        range.setStartAfter(doc.body);
        htmlFragment.documentElement.appendChild(htmlFragment.importNode(range.createContextualFragment(str), true));
        return htmlFragment;
        */
    },
    getFirstNodeFromXPath: function(xpath, context) {
        if (!xpath) return null;
        context = context || window.content.document;
        var result = (context.ownerDocument || context).evaluate(xpath, context, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null);
        return result.singleNodeValue || null;
    },
    getNodesFromXPath: function(xpath, context, callback, thisObj) {
        var ret = [];
        if (!xpath) return ret;
        context = context || window.content.document;
        var nodesSnapshot = (context.ownerDocument || context).evaluate(xpath, context, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
        for (let i = 0, l = nodesSnapshot.snapshotLength; i < l; i++) {
            if (typeof callback == 'function') callback.call(thisObj, nodesSnapshot.snapshotItem(i), i);
            ret.push(nodesSnapshot.snapshotItem(i));
        }
        return ret;
    },
    xmlSerialize: function(xml) {
        try {
            return (new XMLSerializer()).serializeToString(xml)
                                        .replace(/<!--(?:[^-]|-(?!->))*-->/g, '')
                                        .replace(/<[^>]+>/g, function(all) all.toLowerCase());
        } catch (e) { return '' }
    },
    xmlToDom: function xmlToDom(node, doc, nodes)
    {
        XML.prettyPrinting = false;
        switch (node.nodeKind())
        {
            case "text":
                return doc.createTextNode(node);
            case "element":
                let domnode = doc.createElementNS(node.namespace(), node.localName());
                for each (let attr in node.@*)
                    domnode.setAttributeNS(attr.name() == "highlight" ? NS.uri : attr.namespace(), attr.name(), String(attr));
                for each (let child in node.*)
                    domnode.appendChild(arguments.callee(child, doc, nodes));
                if (nodes && node.@key)
                    nodes[node.@key] = domnode;
                return domnode;
        }
    },
    getElementPosition: function(elem) {
        var offsetTrail = elem;
        var offsetLeft  = 0;
        var offsetTop   = 0;
        while (offsetTrail) {
            offsetLeft += offsetTrail.offsetLeft;
            offsetTop  += offsetTrail.offsetTop;
            offsetTrail = offsetTrail.offsetParent;
        }
        offsetTop = offsetTop || null;
        offsetLeft = offsetLeft || null;
        return {top: offsetTop, left: offsetLeft};
    },
    toStyleText: function(style) {
        var result = '';
        for (let name in style) {
            result += name.replace(/[A-Z]/g, function (c) ('-' + c.toLowerCase())) +
                      ': ' +
                      style[name] +
                      ';\n';
        }
        return result;
    }
    // }}}
};
//}}}

libly.Request = function() {//{{{
    this.initialize.apply(this, arguments);
};
libly.Request.EVENTS = ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
libly.Request.requestCount = 0;
libly.Request.prototype = {
    initialize: function(url, headers, options) {
        this.url = url;
        this.headers = headers || {};
        this.options = libly.$U.extend({
            asynchronous: true,
            encoding: 'UTF-8'
        }, options || {});
        this.observers = {};
    },
    addEventListener: function(name, func) {
        try {
            if (typeof this.observers[name] == 'undefined') this.observers[name] = [];
            this.observers[name].push(func);
        } catch (e) {
            if (!this.fireEvent('onException', new libly.Response(this), e)) throw e;
        }
    },
    fireEvent: function(name, args, asynchronous) {
        if (!(this.observers[name] instanceof Array)) return false;
        this.observers[name].forEach(function(event) {
            if (asynchronous) {
                setTimeout(event, 10, args);
            } else {
                event(args);
            }
        });
        return true;
    },
    _complete: false,
    _request: function(method) {

        try {
            libly.Request.requestCount++;

            this.method = method;
            this.transport = new XMLHttpRequest();
            this.transport.open(method, this.url, this.options.asynchronous, this.options.username, this.options.password);

            this.transport.onreadystatechange = libly.$U.bind(this, this._onStateChange);
            this.setRequestHeaders();
            this.transport.overrideMimeType('text/html; charset=' + this.options.encoding);

            this.body = this.method == 'POST' ? this.options.postBody : null;

            this.transport.send(this.body);

            // Force Firefox to handle ready state 4 for synchronous requests
            if (!this.options.asynchronous && this.transport.overrideMimeType)
                this._onStateChange();

        } catch (e) {
            if (!this.fireEvent('onException', new libly.Response(this), e)) throw e;
        }
    },
    _onStateChange: function() {
        var readyState = this.transport.readyState;
        if (readyState > 1 && !(readyState == 4 && this._complete))
            this.respondToReadyState(this.transport.readyState);
    },
    getStatus: function() {
        try {
            return this.transport.status || 0;
        } catch (e) { return 0; }
    },
    isSuccess: function() {
        var status = this.getStatus();
        return !status || (status >= 200 && status < 300);
    },
    respondToReadyState: function(readyState) {
        var state = libly.Request.EVENTS[readyState];
        var res = new libly.Response(this);

        if (state == 'Complete') {
            libly.Request.requestCount--;
            try {
                this._complete = true;
                this.fireEvent('on' + (this.isSuccess() ? 'Success' : 'Failure'), res, this.options.asynchronous);
            } catch (e) {
                if (!this.fireEvent('onException', res, e)) throw e;
            }
        }
    },
    setRequestHeaders: function() {
        var headers = {
            'Accept': 'text/javascript, application/javascript, text/html, application/xhtml+xml, application/xml, text/xml, */*;q=0.1'
        };

        if (this.method == 'POST') {
            headers['Content-type'] = 'application/x-www-form-urlencoded' +
                (this.options.encoding ? '; charset=' + this.options.encoding : '');

            if (this.transport.overrideMimeType) {
                let year = parseInt((navigator.userAgent.match(/\bGecko\/(\d{4})/) || [0, 2005])[1], 10);
                if (0 < year && year < 2005)
                     headers['Connection'] = 'close';
            }
        }

        for (let key in this.headers)
            if (this.headers.hasOwnProperty(key)) headers[key] = this.headers[key];

        for (let name in headers)
            this.transport.setRequestHeader(name, headers[name]);
    },
    get: function() {
        this._request('GET');
    },
    post: function() {
        this._request('POST');
    }
};//}}}

libly.Response = function() {//{{{
    this.initialize.apply(this, arguments);
};
libly.Response.prototype = {
    initialize: function(req) {
        this.req = req;
        this.transport = req.transport;
        this.isSuccess = req.isSuccess;
        this.readyState = this.transport.readyState;

        if (this.readyState == 4) {
            this.status = this.getStatus();
            this.statusText = this.getStatusText();
            this.responseText = (this.transport.responseText == null) ? '' : this.transport.responseText;
        }

        this.doc = null;
        this.htmlFragmentstr = '';
    },
    status: 0,
    statusText: '',
    getStatus: libly.Request.prototype.getStatus,
    getStatusText: function() {
        try {
            return this.transport.statusText || '';
        } catch (e) { return ''; }
    },
    getHTMLDocument: function(xpath, xmlns, ignoreTags, callback, thisObj) {
        if (!this.doc) {
            //if (doc.documentElement.nodeName != 'HTML') {
            //    return new DOMParser().parseFromString(str, 'application/xhtml+xml');
            //}
            this.htmlFragmentstr = libly.$U.getHTMLFragment(this.responseText);
            this.htmlStripScriptFragmentstr = libly.$U.stripTags(this.htmlFragmentstr, ignoreTags);
            this.doc = libly.$U.createHTMLDocument(this.htmlStripScriptFragmentstr, xmlns);
        }
        if (!xpath) xpath = '//*';
        return libly.$U.getNodesFromXPath(xpath, this.doc, callback, thisObj);
    }
};
//}}}

libly.Wedata = function(dbname) { // {{{
    this.initialize.apply(this, arguments);
};
libly.Wedata.prototype = {
    initialize: function(dbname) {
        this.HOST_NAME = 'http://wedata.net/';
        this.dbname = dbname;
        this.logger = libly.$U.getLogger('libly.Wedata');
    },
    getItems: function(expire, itemCallback, finalCallback) {

        var logger = this.logger;
        var STORE_KEY = 'plugins-libly-wedata-' + this.dbname + '-items';
        var store = storage.newMap(STORE_KEY, true);
        var cache = store && store.get('data');

        if (store && cache && new Date(store.get('expire')) > new Date()) {
            logger.log('return cache. ');
            cache.forEach(function(item) { if (typeof itemCallback == 'function') itemCallback(item); });
            if (typeof finalCallback == 'function')
                finalCallback(true, cache);
            return;
        }

        expire = expire || 0;

        function errDispatcher(msg, cache) {
            if (cache) {
                logger.log('return cache. -> ' + msg);
                cache.forEach(function(item) { if (typeof itemCallback == 'function') itemCallback(item); });
                if (typeof finalCallback == 'function')
                    finalCallback(true, cache);
            } else {
                logger.log(msg + ': cache notfound.');
                if (typeof finalCallback == 'function')
                    finalCallback(false, msg);
            }
        }

        var req = new libly.Request(this.HOST_NAME + 'databases/' + this.dbname + '/items.json');
        req.addEventListener('onSuccess', libly.$U.bind(this, function(res) {
            var text = res.responseText;
            if (!text) {
                errDispatcher('respons is null.', cache);
                return;
            }
            var json = libly.$U.evalJson(text);
            if (!json) {
                errDispatcher('failed eval json.', cache);
                return;
            }
            logger.log('success get wedata.');
            store.set('expire', new Date(new Date().getTime() + expire).toString());
            store.set('data', json);
            store.save();
            json.forEach(function(item) { if (typeof itemCallback == 'function') itemCallback(item); });
            if (typeof finalCallback == 'function')
                finalCallback(true, json);
        }));
        req.addEventListener('onFailure', function() errDispatcher('onFailure', cache));
        req.addEventListener('onException', function() errDispatcher('onException', cache));
        req.get();
    }
};
//}}}

//}
// vim: set fdm=marker sw=4 ts=4 sts=0 et: