/**
 * Created by JetBrains PhpStorm.
 * User: taoqili
 * Date: 12-2-20
 * Time: 上午11:19
 * To change this template use File | Settings | File Templates.
 */

(function(){

    var video = {},
        uploadVideoList = [],
        isModifyUploadVideo = true,
        uploadFile,
        uploadImage,
        onlineVideo,
        onlineImage;

    window.onload = function(){
        $focus($G("videoUrl"));

        initTabs();
        initVideo();

        var img = editor.selection.getRange().getClosedNode(),url,poster;
        if(img && img.className){
            var hasFakedClass = (img.className == "edui-faked-video"),
                hasUploadClass = img.className.indexOf("edui-upload-video")!=-1;
            if(hasFakedClass || hasUploadClass) {
            }else{
                switchTabs("upload");
            }
        }else{
            switchTabs("upload");
        }
    };

    /* 初始化tab标签 */
    function initTabs(){
        var tabs = $G('tabHeads').children;
        for (var i = 0; i < tabs.length; i++) {
            domUtils.on(tabs[i], "click", function (e) {
                var target = e.target || e.srcElement;
                switchTabs(target.getAttribute('data-content-id'));
            });
        }
    }

    function switchTabs(selectedTab){
        var tabs = $G('tabHeads').children;
        for (var i = 0; i < tabs.length; i++) {
            var bodyId = tabs[i].getAttribute('data-content-id');
            if(bodyId==selectedTab){
                domUtils.addClass(tabs[i], 'focus');
                domUtils.addClass($G(selectedTab), 'focus');
                switch (bodyId) {
                    case 'upload':
                        uploadFile = uploadFile || new UploadFile('queueList')
                        break;
                    case 'onlineVideo':
                        onlineVideo = onlineVideo || new OnlineVideo('videoList');
                        break;
                    case 'uploadImage':
                        uploadImage = uploadImage || new UploadImage('imageQueueList');
                        break;
                    case 'onlineImage':
                        onlineImage = onlineImage || new OnlineImage('imageList');
                        break;
                }
            }else{
                domUtils.removeClasses(tabs[i], 'focus');
                domUtils.removeClasses($G(bodyId), 'focus');
            }
        }
    }

    /* 初始化视频标签 */
    function initVideo(){
        createAlignButton( ["videoFloat", "upload_alignment"] );
        addUrlChangeListener($G("videoUrl"), $G("posterUrl"), $G("autoplay"), $G("loop"));
        addOkListener();

        //编辑视频时初始化相关信息
        (function(){
            var img = editor.selection.getRange().getClosedNode(),url,poster,autoplay,loop;
            if(img && img.className){
                var hasFakedClass = (img.className == "edui-faked-video"),
                    hasUploadClass = img.className.indexOf("edui-upload-video")!=-1;
                if(hasFakedClass || hasUploadClass) {
                    $G("videoUrl").value = url = img.getAttribute("_url");
                    $G("posterUrl").value = poster = img.getAttribute("poster");
                    $G("videoWidth").value = img.width;
                    $G("videoHeight").value = img.height;
                    $G("autoplay").checked = autoplay = img.getAttribute("autoplay")||false;
                    $G("loop").checked = loop = img.getAttribute("loop")||false;
                    var align = domUtils.getComputedStyle(img,"float"),
                        parentAlign = domUtils.getComputedStyle(img.parentNode,"text-align");
                    updateAlignButton(parentAlign==="center"?"center":align);
                }
                if(hasFakedClass) {
                    isModifyUploadVideo = false;
                }
            }
            createPreviewVideo(url,poster,autoplay,loop);
        })();
    }

    /**
     * 监听确认和取消两个按钮事件，用户执行插入或者清空正在播放的视频实例操作
     */
    function addOkListener(){
        dialog.onok = function(){
            $G("preview").innerHTML = "";
            var currentTab =  findFocus("tabHeads","tabSrc");
            switch(currentTab){
                case "video":
                    return insertVideoList();
                    break;
                case "upload":
                    return insertVideoList(uploadVideoList);
                    break;
                case 'onlineVideo':
                    return insertVideoList(onlineVideo.getInsertList());
                    break;
                case 'uploadImage':
                    return insertVideoList();
                    break;
                case 'onlineImage':
                    return insertVideoList();
                    break;
            }
        };
        dialog.oncancel = function(){
            $G("preview").innerHTML = "";
        };
    }

    /**
     * 依据传入的align值更新按钮信息
     * @param align
     */
    function updateAlignButton( align ) {
        var aligns = $G( "videoFloat" ).children;
        for ( var i = 0, ci; ci = aligns[i++]; ) {
            if ( ci.getAttribute( "name" ) == align ) {
                if ( ci.className !="focus" ) {
                    ci.className = "focus";
                }
            } else {
                if ( ci.className =="focus" ) {
                    ci.className = "";
                }
            }
        }
    }

    /**
     * 将单个视频信息插入编辑器中
     */
    function insertSingle(){
        var width = $G("videoWidth"),
            height = $G("videoHeight"),
            url = $G('videoUrl').value,
            align = findFocus("videoFloat","name"),
            poster = $G('posterUrl').value,
            autoplay = $G('autoplay').checked ,
            loop = $G('loop').checked ;
        if(!url) return false;
        if ( !checkNum( [width, height] ) ) return false;
        editor.execCommand('insertvideo', {
            url: convert_url(url),
            width: width.value,
            height: height.value,
            align: align,
            poster : poster,
            autoplay : autoplay,
            loop : loop
        }, isModifyUploadVideo ? 'upload':null);
    }

    /* 插入视频列表 */
    function insertVideoList(insertList){
        var videoObjs=[],
            url = $G('videoUrl').value,
            width = parseInt($G('upload_width').value, 10) || 600,
            height = parseInt($G('upload_height').value, 10) || 480,
            align = findFocus("upload_alignment","name") || 'center',
            autoplay = $G('autoplay').checked,
            loop = $G('loop').checked,
            poster = $G('posterUrl').value;
        var imageList=[];

        if (uploadImage && uploadImage.getQueueCount()) {
            switchTabs("uploadImage");
            $('.info', '#imageQueueList').html('<span style="color:red;">' + '还有2个未上传文件'.replace(/[\d]/, uploadImage.getQueueCount()) + '</span>');
            return false;
        }

        if(!insertList ) {
          if(url ) {
              if(uploadImage && uploadImage.getInsertList().length ) {
                $G('posterUrl').value = uploadImage.getInsertList()[0].src;
              }else if(onlineImage && onlineImage.getInsertList().length ) {
                $G('posterUrl').value = onlineImage.getInsertList()[0].src;
              }
              return insertSingle();
          } else {
            if(uploadVideoList.length) {
                insertList=uploadVideoList;
            } else if (onlineVideo) {
                insertList=onlineVideo.getInsertList();
            }
            if(uploadImage && uploadImage.getInsertList().length  ) {
                imageList = uploadImage.getInsertList();
            }else if(onlineImage && onlineImage.getInsertList().length ) {
                imageList = onlineImage.getInsertList();
            }
          }
        }
        for(var key in insertList) {
            var file = insertList[key];
            if( imageList[key] ) {
                poster = imageList[key].src;
            }
            videoObjs.push({
                url: file.url,
                width:width,
                height:height,
                align:align,
                poster:poster,
                autoplay:autoplay,
                loop:loop
            });
            autoplay=false;
        }

        if (uploadFile && uploadFile.getQueueCount()) {
            switchTabs("upload");
            $('.info', '#queueList').html('<span style="color:red;">' + '还有2个未上传文件'.replace(/[\d]/, uploadFile.getQueueCount()) + '</span>');
            return false;
        } else {
            editor.execCommand('insertvideo', videoObjs, 'upload');
        }
    }

    /**
     * 找到id下具有focus类的节点并返回该节点下的某个属性
     * @param id
     * @param returnProperty
     */
    function findFocus( id, returnProperty ) {
        var tabs = $G( id ).children,
                property;
        for ( var i = 0, ci; ci = tabs[i++]; ) {
            if ( ci.className=="focus" ) {
                property = ci.getAttribute( returnProperty );
                break;
            }
        }
        return property;
    }
    function convert_url(url){
        if ( !url ) return '';
        url = utils.trim(url)
            .replace(/v\.youku\.com\/v_show\/id_([\w\-=]+)\.html/i, 'player.youku.com/player.php/sid/$1/v.swf')
            .replace(/(www\.)?youtube\.com\/watch\?v=([\w\-]+)/i, "www.youtube.com/v/$2")
            .replace(/youtu.be\/(\w+)$/i, "www.youtube.com/v/$1");

        return url;
    }

    /**
      * 检测传入的所有input框中输入的长宽是否是正数
      * @param nodes input框集合，
      */
     function checkNum( nodes ) {
         for ( var i = 0, ci; ci = nodes[i++]; ) {
             var value = ci.value;
             if ( !isNumber( value ) && value) {
                 alert( lang.numError );
                 ci.value = "";
                 ci.focus();
                 return false;
             }
         }
         return true;
     }

    /**
     * 数字判断
     * @param value
     */
    function isNumber( value ) {
        return /(0|^[1-9]\d*$)/.test( value );
    }

    /**
      * 创建图片浮动选择按钮
      * @param ids
      */
     function createAlignButton( ids ) {
         for ( var i = 0, ci; ci = ids[i++]; ) {
             var floatContainer = $G( ci ),
                     nameMaps = {"none":lang['default'], "left":lang.floatLeft, "right":lang.floatRight, "center":lang.block};
             for ( var j in nameMaps ) {
                 var div = document.createElement( "div" );
                 div.setAttribute( "name", j );
                 if ( j == "center" ) div.className="focus";
                 div.style.cssText = "background:url(images/" + j + "_focus.jpg);";
                 div.setAttribute( "title", nameMaps[j] );
                 floatContainer.appendChild( div );
             }
             switchSelect( ci );
         }
     }

    /**
     * 选择切换
     * @param selectParentId
     */
    function switchSelect( selectParentId ) {
        var selects = $G( selectParentId ).children;
        for ( var i = 0, ci; ci = selects[i++]; ) {
            domUtils.on( ci, "click", function () {
                for ( var j = 0, cj; cj = selects[j++]; ) {
                    cj.className = "";
                    cj.removeAttribute && cj.removeAttribute( "class" );
                }
                this.className = "focus";
            } )
        }
    }

    /**
     * 监听url改变事件
     * @param url
     * @param poster
     */
    function addUrlChangeListener(url, poster, autoplay, loop){
        url.addEventListener( "input", function () {
            createPreviewVideo( this.value, poster.value, autoplay.checked, loop.checked );
        }, false );
        poster.addEventListener( "input", function () {
            createPreviewVideo( url.value, this.value, autoplay.checked, loop.checked );
        }, false );
        autoplay.addEventListener( "change", function () {
            createPreviewVideo( url.value, poster.value, this.checked, loop.checked );
        }, false );
        loop.addEventListener( "change", function () {
            createPreviewVideo( url.value, poster.value, autoplay.checked, loop.checked );
        }, false );
    }

    /**
     * 根据url生成视频预览
     * @param url
     * @param poster
     */
    function createPreviewVideo(url, poster, autoplay, loop){
        if ( !url )return;

        var conUrl = convert_url(url);

        conUrl = utils.unhtmlForUrl(conUrl);
        poster = utils.unhtmlForUrl(poster);
        var ext = url.substr(url.lastIndexOf('.') + 1);
        if(ext == 'ogv') ext = 'ogg';
        $G("preview").innerHTML = '<div class="previewMsg"><span>'+lang.urlError+'</span></div>'+
        '<video class="previewVideo video-js" controls preload="none" ' + (poster ? ' poster="' + poster + '"': '') + (autoplay ? ' autoplay="' + autoplay + '"': '') + (loop ? ' loop="' + loop + '"': '') +
            ' src="' + conUrl + '"' +
            ' width="' + 420  + '"' +
            ' height="' + 280  + '">' +
            '<source src="' + conUrl + '"type="video/' + ext + '" />' +
        '</video>';
    }

        /* 上传附件 */
    function UploadFile(target) {
        this.$wrap = target.constructor == String ? $('#' + target) : $(target);
        this.init();
    }
    UploadFile.prototype = {
        init: function () {
            this.fileList = [];
            this.initContainer();
            this.initUploader();
        },
        initContainer: function () {
            this.$queue = this.$wrap.find('.filelist');
        },
        /* 初始化容器 */
        initUploader: function () {
            var _this = this,
                $ = jQuery,    // just in case. Make sure it's not an other libaray.
                $wrap = _this.$wrap,
            // 图片容器
                $queue = $wrap.find('.filelist'),
            // 状态栏，包括进度和控制按钮
                $statusBar = $wrap.find('.statusBar'),
            // 文件总体选择信息。
                $info = $statusBar.find('.info'),
            // 上传按钮
                $upload = $wrap.find('.uploadBtn'),
            // 上传按钮
                $filePickerBtn = $wrap.find('.filePickerBtn'),
            // 上传按钮
                $filePickerBlock = $wrap.find('.filePickerBlock'),
            // 没选择文件之前的内容。
                $placeHolder = $wrap.find('.placeholder'),
            // 总体进度条
                $progress = $statusBar.find('.progress').hide(),
            // 添加的文件数量
                fileCount = 0,
            // 添加的文件总大小
                fileSize = 0,
            // 优化retina, 在retina下这个值是2
                ratio = window.devicePixelRatio || 1,
            // 缩略图大小
                thumbnailWidth = 113 * ratio,
                thumbnailHeight = 113 * ratio,
            // 可能有pedding, ready, uploading, confirm, done.
                state = '',
            // 所有文件的进度信息，key为file id
                percentages = {},
                supportTransition = (function () {
                    var s = document.createElement('p').style,
                        r = 'transition' in s ||
                            'WebkitTransition' in s ||
                            'MozTransition' in s ||
                            'msTransition' in s ||
                            'OTransition' in s;
                    s = null;
                    return r;
                })(),
            // WebUploader实例
                uploader,
                actionUrl = editor.getActionUrl(editor.getOpt('videoActionName')),
                videoUrlPrefix = editor.getOpt('videoUrlPrefix'),
                fileMaxSize = editor.getOpt('videoMaxSize'),
                acceptExtensions = (editor.getOpt('videoAllowFiles') || []).join('').replace(/\./g, ',').replace(/^[,]/, '');

            if (!WebUploader.Uploader.support()) {
                $('#filePickerReady').after($('<div>').html(lang.errorNotSupport)).hide();
                return;
            } else if (!editor.getOpt('videoActionName')) {
                $('#filePickerReady').after($('<div>').html(lang.errorLoadConfig)).hide();
                return;
            }

            uploader = _this.uploader = WebUploader.create({
                pick: {
                    id: '#filePickerReady',
                    label: lang.uploadSelectFile
                },
                accept: {
                    title: 'Videos',
                    extensions: acceptExtensions,
                    mimeTypes: 'video/*'
                },
                server: actionUrl,
                headers: editor.getOpt('headers') || {},
                fileVal: editor.getOpt('videoFieldName'),
                duplicate: true,
                fileSingleSizeLimit: fileMaxSize,
                compress: false
            });
            uploader.addButton({
                id: '#filePickerBlock'
            });
            uploader.addButton({
                id: '#filePickerBtn',
                label: lang.uploadAddFile
            });

            setState('pedding');

            // 当有文件添加进来时执行，负责view的创建
            function addFile(file) {
                var $li = $('<li id="' + file.id + '">' +
                        '<p class="title">' + file.name + '</p>' +
                        '<p class="imgWrap"></p>' +
                        '<p class="progress"><span></span></p>' +
                        '</li>'),

                    $btns = $('<div class="file-panel">' +
                        '<span class="cancel">' + lang.uploadDelete + '</span>' +
                        '<span class="rotateRight">' + lang.uploadTurnRight + '</span>' +
                        '<span class="rotateLeft">' + lang.uploadTurnLeft + '</span></div>').appendTo($li),
                    $prgress = $li.find('p.progress span'),
                    $wrap = $li.find('p.imgWrap'),
                    $info = $('<p class="error"></p>').hide().appendTo($li),

                    showError = function (code) {
                        switch (code) {
                            case 'exceed_size':
                                text = lang.errorExceedSize;
                                break;
                            case 'interrupt':
                                text = lang.errorInterrupt;
                                break;
                            case 'http':
                                text = lang.errorHttp;
                                break;
                            case 'not_allow_type':
                                text = lang.errorFileType;
                                break;
                            default:
                                text = lang.errorUploadRetry;
                                break;
                        }
                        $info.text(text).show();
                    };

                if (file.getStatus() === 'invalid') {
                    showError(file.statusText);
                } else {
                    $wrap.text(lang.uploadPreview);
                    if ('|png|jpg|jpeg|bmp|gif|'.indexOf('|'+file.ext.toLowerCase()+'|') == -1) {
                        $wrap.empty().addClass('notimage').append('<i class="file-preview file-type-' + file.ext.toLowerCase() + '"></i>' +
                        '<span class="file-title" title="' + file.name + '">' + file.name + '</span>');
                    } else {
                        if (browser.ie && browser.version <= 7) {
                            $wrap.text(lang.uploadNoPreview);
                        } else {
                            uploader.makeThumb(file, function (error, src) {
                                if (error || !src || (/^data:/.test(src) && browser.ie && browser.version <= 7)) {
                                    $wrap.text(lang.uploadNoPreview);
                                } else {
                                    var $img = $('<img src="' + src + '">');
                                    $wrap.empty().append($img);
                                    $img.on('error', function () {
                                        $wrap.text(lang.uploadNoPreview);
                                    });
                                }
                            }, thumbnailWidth, thumbnailHeight);
                        }
                    }
                    percentages[ file.id ] = [ file.size, 0 ];
                    file.rotation = 0;

                    /* 检查文件格式 */
                    if (!file.ext || acceptExtensions.indexOf(file.ext.toLowerCase()) == -1) {
                        showError('not_allow_type');
                        uploader.removeFile(file);
                    }
                }

                file.on('statuschange', function (cur, prev) {
                    if (prev === 'progress') {
                        $prgress.hide().width(0);
                    } else if (prev === 'queued') {
                        $li.off('mouseenter mouseleave');
                        $btns.remove();
                    }
                    // 成功
                    if (cur === 'error' || cur === 'invalid') {
                        showError(file.statusText);
                        percentages[ file.id ][ 1 ] = 1;
                    } else if (cur === 'interrupt') {
                        showError('interrupt');
                    } else if (cur === 'queued') {
                        percentages[ file.id ][ 1 ] = 0;
                    } else if (cur === 'progress') {
                        $info.hide();
                        $prgress.css('display', 'block');
                    } else if (cur === 'complete') {
                    }

                    $li.removeClass('state-' + prev).addClass('state-' + cur);
                });

                $li.on('mouseenter', function () {
                    $btns.stop().animate({height: 30});
                });
                $li.on('mouseleave', function () {
                    $btns.stop().animate({height: 0});
                });

                $btns.on('click', 'span', function () {
                    var index = $(this).index(),
                        deg;

                    switch (index) {
                        case 0:
                            uploader.removeFile(file);
                            return;
                        case 1:
                            file.rotation += 90;
                            break;
                        case 2:
                            file.rotation -= 90;
                            break;
                    }

                    if (supportTransition) {
                        deg = 'rotate(' + file.rotation + 'deg)';
                        $wrap.css({
                            '-webkit-transform': deg,
                            '-mos-transform': deg,
                            '-o-transform': deg,
                            'transform': deg
                        });
                    } else {
                        $wrap.css('filter', 'progid:DXImageTransform.Microsoft.BasicImage(rotation=' + (~~((file.rotation / 90) % 4 + 4) % 4) + ')');
                    }

                });

                $li.insertBefore($filePickerBlock);
            }

            // 负责view的销毁
            function removeFile(file) {
                var $li = $('#' + file.id);
                delete percentages[ file.id ];
                updateTotalProgress();
                $li.off().find('.file-panel').off().end().remove();
            }

            function updateTotalProgress() {
                var loaded = 0,
                    total = 0,
                    spans = $progress.children(),
                    percent;

                $.each(percentages, function (k, v) {
                    total += v[ 0 ];
                    loaded += v[ 0 ] * v[ 1 ];
                });

                percent = total ? loaded / total : 0;

                spans.eq(0).text(Math.round(percent * 100) + '%');
                spans.eq(1).css('width', Math.round(percent * 100) + '%');
                updateStatus();
            }

            function setState(val, files) {

                if (val != state) {

                    var stats = uploader.getStats();

                    $upload.removeClass('state-' + state);
                    $upload.addClass('state-' + val);

                    switch (val) {

                        /* 未选择文件 */
                        case 'pedding':
                            $queue.addClass('element-invisible');
                            $statusBar.addClass('element-invisible');
                            $placeHolder.removeClass('element-invisible');
                            $progress.hide(); $info.hide();
                            uploader.refresh();
                            break;

                        /* 可以开始上传 */
                        case 'ready':
                            $placeHolder.addClass('element-invisible');
                            $queue.removeClass('element-invisible');
                            $statusBar.removeClass('element-invisible');
                            $progress.hide(); $info.show();
                            $upload.text(lang.uploadStart);
                            uploader.refresh();
                            break;

                        /* 上传中 */
                        case 'uploading':
                            $progress.show(); $info.hide();
                            $upload.text(lang.uploadPause);
                            break;

                        /* 暂停上传 */
                        case 'paused':
                            $progress.show(); $info.hide();
                            $upload.text(lang.uploadContinue);
                            break;

                        case 'confirm':
                            $progress.show(); $info.hide();
                            $upload.text(lang.uploadStart);

                            stats = uploader.getStats();
                            if (stats.successNum && !stats.uploadFailNum) {
                                setState('finish');
                                return;
                            }
                            break;

                        case 'finish':
                            $progress.hide(); $info.show();
                            if (stats.uploadFailNum) {
                                $upload.text(lang.uploadRetry);
                            } else {
                                $upload.text(lang.uploadStart);
                            }
                            break;
                    }

                    state = val;
                    updateStatus();

                }

                if (!_this.getQueueCount()) {
                    $upload.addClass('disabled')
                } else {
                    $upload.removeClass('disabled')
                }

            }

            function updateStatus() {
                var text = '', stats;

                if (state === 'ready') {
                    text = lang.updateStatusReady.replace('_', fileCount).replace('_KB', WebUploader.formatSize(fileSize));
                } else if (state === 'confirm') {
                    stats = uploader.getStats();
                    if (stats.uploadFailNum) {
                        text = lang.updateStatusConfirm.replace('_', stats.successNum).replace('_', stats.successNum);
                    }
                } else {
                    stats = uploader.getStats();
                    text = lang.updateStatusFinish.replace('_', fileCount).
                        replace('_KB', WebUploader.formatSize(fileSize)).
                        replace('_', stats.successNum);

                    if (stats.uploadFailNum) {
                        text += lang.updateStatusError.replace('_', stats.uploadFailNum);
                    }
                }

                $info.html(text);
            }

            uploader.on('fileQueued', function (file) {
                fileCount++;
                fileSize += file.size;

                if (fileCount === 1) {
                    $placeHolder.addClass('element-invisible');
                    $statusBar.show();
                }

                addFile(file);
            });

            uploader.on('fileDequeued', function (file) {
                if (file.ext && acceptExtensions.indexOf(file.ext.toLowerCase()) != -1 && file.size <= fileMaxSize) {
                    fileCount--;
                    fileSize -= file.size;
                }

                removeFile(file);
                updateTotalProgress();
            });

            uploader.on('filesQueued', function (file) {
                if (!uploader.isInProgress() && (state == 'pedding' || state == 'finish' || state == 'confirm' || state == 'ready')) {
                    setState('ready');
                }
                updateTotalProgress();
            });

            uploader.on('all', function (type, files) {
                switch (type) {
                    case 'uploadFinished':
                        setState('confirm', files);
                        break;
                    case 'startUpload':
                        /* 添加额外的GET参数 */
                        var params = utils.serializeParam(editor.queryCommandValue('serverparam')) || '',
                            url = utils.formatUrl(actionUrl + (actionUrl.indexOf('?') == -1 ? '?':'&') + 'encode=utf-8&' + params);
                        uploader.option('server', url);
                        setState('uploading', files);
                        break;
                    case 'stopUpload':
                        setState('paused', files);
                        break;
                }
            });

            uploader.on('uploadBeforeSend', function (file, data, header) {
                //这里可以通过data对象添加POST参数
                header['X-Requested-With'] = 'XMLHttpRequest';
            });

            uploader.on('uploadProgress', function (file, percentage) {
                var $li = $('#' + file.id),
                    $percent = $li.find('.progress span');

                $percent.css('width', percentage * 100 + '%');
                percentages[ file.id ][ 1 ] = percentage;
                updateTotalProgress();
            });

            uploader.on('uploadSuccess', function (file, ret) {
                var $file = $('#' + file.id);
                try {
                    var responseText = (ret._raw || ret),
                        json = utils.str2json(responseText);
                    if (json.state == 'SUCCESS') {
                        uploadVideoList.push({
                            'url': videoUrlPrefix+json.url,
                            'type': json.type,
                            'original':json.original
                        });
                        $file.append('<span class="success"></span>');
                    } else {
                        $file.find('.error').text(json.state).show();
                    }
                } catch (e) {
                    $file.find('.error').text(lang.errorServerUpload).show();
                }
            });

            uploader.on('uploadError', function (file, code) {
            });
            uploader.on('error', function (code, size, file) {
                if (code == 'Q_TYPE_DENIED' || code == 'F_EXCEED_SIZE') {
                    addFile(file);
                }
            });
            uploader.on('uploadComplete', function (file, ret) {
            });

            $upload.on('click', function () {
                if ($(this).hasClass('disabled')) {
                    return false;
                }

                if (state === 'ready') {
                    uploader.upload();
                } else if (state === 'paused') {
                    uploader.upload();
                } else if (state === 'uploading') {
                    uploader.stop();
                }
            });

            $upload.addClass('state-' + state);
            updateTotalProgress();
        },
        getQueueCount: function () {
            var file, i, status, readyFile = 0, files = this.uploader.getFiles();
            for (i = 0; file = files[i++]; ) {
                status = file.getStatus();
                if (status == 'inited' || status == 'queued' || status == 'uploading' || status == 'progress') readyFile++;
            }
            return readyFile;
        },
        refresh: function(){
            this.uploader.refresh();
        },
        destroy: function () {
            this.$wrap.remove();
        },
    };

    /* 上传图片 */
    function UploadImage(target) {
        this.$wrap = target.constructor == String ? $('#' + target) : $(target);
        this.init();
    }
    UploadImage.prototype = {
        init: function () {
            this.imageList = [];
            this.initContainer();
            this.initUploader();
        },
        initContainer: function () {
            this.$queue = this.$wrap.find('.filelist');
        },
        /* 初始化容器 */
        initUploader: function () {
            var _this = this,
                $ = jQuery,    // just in case. Make sure it's not an other libaray.
                $wrap = _this.$wrap,
            // 图片容器
                $queue = $wrap.find('.filelist'),
            // 状态栏，包括进度和控制按钮
                $statusBar = $wrap.find('.statusBar'),
            // 文件总体选择信息。
                $info = $statusBar.find('.info'),
            // 上传按钮
                $upload = $wrap.find('.uploadBtn'),
            // 上传按钮
                $filePickerBtn = $wrap.find('.filePickerBtn'),
            // 上传按钮
                $filePickerBlock = $wrap.find('.filePickerBlock'),
            // 没选择文件之前的内容。
                $placeHolder = $wrap.find('.placeholder'),
            // 总体进度条
                $progress = $statusBar.find('.progress').hide(),
            // 添加的文件数量
                fileCount = 0,
            // 添加的文件总大小
                fileSize = 0,
            // 优化retina, 在retina下这个值是2
                ratio = window.devicePixelRatio || 1,
            // 缩略图大小
                thumbnailWidth = 113 * ratio,
                thumbnailHeight = 113 * ratio,
            // 可能有pedding, ready, uploading, confirm, done.
                state = '',
            // 所有文件的进度信息，key为file id
                percentages = {},
                supportTransition = (function () {
                    var s = document.createElement('p').style,
                        r = 'transition' in s ||
                            'WebkitTransition' in s ||
                            'MozTransition' in s ||
                            'msTransition' in s ||
                            'OTransition' in s;
                    s = null;
                    return r;
                })(),
            // WebUploader实例
                uploader,
                actionUrl = editor.getActionUrl(editor.getOpt('imageActionName')),
                acceptExtensions = (editor.getOpt('imageAllowFiles') || []).join('').replace(/\./g, ',').replace(/^[,]/, ''),
                imageMaxSize = editor.getOpt('imageMaxSize'),
                imageCompressBorder = editor.getOpt('imageCompressBorder');

            if (!WebUploader.Uploader.support()) {
                $('#imagePickerReady').after($('<div>').html(lang.errorNotSupport)).hide();
                return;
            } else if (!editor.getOpt('imageActionName')) {
                $('#imagePickerReady').after($('<div>').html(lang.errorLoadConfig)).hide();
                return;
            }

            uploader = _this.uploader = WebUploader.create({
                pick: {
                    id: '#imagePickerReady',
                    label: lang.uploadSelectFile
                },
                accept: {
                    title: 'Images',
                    extensions: acceptExtensions,
                    mimeTypes: 'image/*'
                },
                server: actionUrl,
                headers: editor.getOpt('headers') || {},
                fileVal: editor.getOpt('imageFieldName'),
                duplicate: true,
                fileSingleSizeLimit: imageMaxSize,    // 默认 2 M
                compress: editor.getOpt('imageCompressEnable') ? {
                    width: imageCompressBorder,
                    height: imageCompressBorder,
                    // 图片质量，只有type为`image/jpeg`的时候才有效。
                    quality: 90,
                    // 是否允许放大，如果想要生成小图的时候不失真，此选项应该设置为false.
                    allowMagnify: false,
                    // 是否允许裁剪。
                    crop: false,
                    // 是否保留头部meta信息。
                    preserveHeaders: true
                }:false
            });
            uploader.addButton({
                id: '#imagePickerBlock'
            });
	        uploader.addButton({
                id: '#imagePickerBtn',
                label: lang.uploadAddFile
            });

            setState('pedding');

            // 当有文件添加进来时执行，负责view的创建
            function addFile(file) {
                var $li = $('<li id="' + file.id + '">' +
                        '<p class="title">' + file.name + '</p>' +
                        '<p class="imgWrap"></p>' +
                        '<p class="progress"><span></span></p>' +
                        '</li>'),

                    $btns = $('<div class="file-panel">' +
                        '<span class="cancel">' + lang.uploadDelete + '</span>' +
                        '<span class="rotateRight">' + lang.uploadTurnRight + '</span>' +
                        '<span class="rotateLeft">' + lang.uploadTurnLeft + '</span></div>').appendTo($li),
                    $prgress = $li.find('p.progress span'),
                    $wrap = $li.find('p.imgWrap'),
                    $info = $('<p class="error"></p>').hide().appendTo($li),

                    showError = function (code) {
                        switch (code) {
                            case 'exceed_size':
                                text = lang.errorExceedSize;
                                break;
                            case 'interrupt':
                                text = lang.errorInterrupt;
                                break;
                            case 'http':
                                text = lang.errorHttp;
                                break;
                            case 'not_allow_type':
                                text = lang.errorFileType;
                                break;
                            default:
                                text = lang.errorUploadRetry;
                                break;
                        }
                        $info.text(text).show();
                    };

                if (file.getStatus() === 'invalid') {
                    showError(file.statusText);
                } else {
                    $wrap.text(lang.uploadPreview);
                    if (browser.ie && browser.version <= 7) {
                        $wrap.text(lang.uploadNoPreview);
                    } else {
                        uploader.makeThumb(file, function (error, src) {
                            if (error || !src) {
                                $wrap.text(lang.uploadNoPreview);
                            } else {
                                var $img = $('<img src="' + src + '">');
                                $wrap.empty().append($img);
                                $img.on('error', function () {
                                    $wrap.text(lang.uploadNoPreview);
                                });
                            }
                        }, thumbnailWidth, thumbnailHeight);
                    }
                    percentages[ file.id ] = [ file.size, 0 ];
                    file.rotation = 0;

                    /* 检查文件格式 */
                    if (!file.ext || acceptExtensions.indexOf(file.ext.toLowerCase()) == -1) {
                        showError('not_allow_type');
                        uploader.removeFile(file);
                    }
                }

                file.on('statuschange', function (cur, prev) {
                    if (prev === 'progress') {
                        $prgress.hide().width(0);
                    } else if (prev === 'queued') {
                        $li.off('mouseenter mouseleave');
                        $btns.remove();
                    }
                    // 成功
                    if (cur === 'error' || cur === 'invalid') {
                        showError(file.statusText);
                        percentages[ file.id ][ 1 ] = 1;
                    } else if (cur === 'interrupt') {
                        showError('interrupt');
                    } else if (cur === 'queued') {
                        percentages[ file.id ][ 1 ] = 0;
                    } else if (cur === 'progress') {
                        $info.hide();
                        $prgress.css('display', 'block');
                    } else if (cur === 'complete') {
                    }

                    $li.removeClass('state-' + prev).addClass('state-' + cur);
                });

                $li.on('mouseenter', function () {
                    $btns.stop().animate({height: 30});
                });
                $li.on('mouseleave', function () {
                    $btns.stop().animate({height: 0});
                });

                $btns.on('click', 'span', function () {
                    var index = $(this).index(),
                        deg;

                    switch (index) {
                        case 0:
                            uploader.removeFile(file);
                            return;
                        case 1:
                            file.rotation += 90;
                            break;
                        case 2:
                            file.rotation -= 90;
                            break;
                    }

                    if (supportTransition) {
                        deg = 'rotate(' + file.rotation + 'deg)';
                        $wrap.css({
                            '-webkit-transform': deg,
                            '-mos-transform': deg,
                            '-o-transform': deg,
                            'transform': deg
                        });
                    } else {
                        $wrap.css('filter', 'progid:DXImageTransform.Microsoft.BasicImage(rotation=' + (~~((file.rotation / 90) % 4 + 4) % 4) + ')');
                    }

                });

                $li.insertBefore($filePickerBlock);
            }

            // 负责view的销毁
            function removeFile(file) {
                var $li = $('#' + file.id);
                delete percentages[ file.id ];
                updateTotalProgress();
                $li.off().find('.file-panel').off().end().remove();
            }

            function updateTotalProgress() {
                var loaded = 0,
                    total = 0,
                    spans = $progress.children(),
                    percent;

                $.each(percentages, function (k, v) {
                    total += v[ 0 ];
                    loaded += v[ 0 ] * v[ 1 ];
                });

                percent = total ? loaded / total : 0;

                spans.eq(0).text(Math.round(percent * 100) + '%');
                spans.eq(1).css('width', Math.round(percent * 100) + '%');
                updateStatus();
            }

            function setState(val, files) {

                if (val != state) {

                    var stats = uploader.getStats();

                    $upload.removeClass('state-' + state);
                    $upload.addClass('state-' + val);

                    switch (val) {

                        /* 未选择文件 */
                        case 'pedding':
                            $queue.addClass('element-invisible');
                            $statusBar.addClass('element-invisible');
                            $placeHolder.removeClass('element-invisible');
                            $progress.hide(); $info.hide();
                            uploader.refresh();
                            break;

                        /* 可以开始上传 */
                        case 'ready':
                            $placeHolder.addClass('element-invisible');
                            $queue.removeClass('element-invisible');
                            $statusBar.removeClass('element-invisible');
                            $progress.hide(); $info.show();
                            $upload.text(lang.uploadStart);
                            uploader.refresh();
                            break;

                        /* 上传中 */
                        case 'uploading':
                            $progress.show(); $info.hide();
                            $upload.text(lang.uploadPause);
                            break;

                        /* 暂停上传 */
                        case 'paused':
                            $progress.show(); $info.hide();
                            $upload.text(lang.uploadContinue);
                            break;

                        case 'confirm':
                            $progress.show(); $info.hide();
                            $upload.text(lang.uploadStart);

                            stats = uploader.getStats();
                            if (stats.successNum && !stats.uploadFailNum) {
                                setState('finish');
                                return;
                            }
                            break;

                        case 'finish':
                            $progress.hide(); $info.show();
                            if (stats.uploadFailNum) {
                                $upload.text(lang.uploadRetry);
                            } else {
                                $upload.text(lang.uploadStart);
                            }
                            break;
                    }

                    state = val;
                    updateStatus();

                }

                if (!_this.getQueueCount()) {
                    $upload.addClass('disabled')
                } else {
                    $upload.removeClass('disabled')
                }

            }

            function updateStatus() {
                var text = '', stats;

                if (state === 'ready') {
                    text = lang.updateStatusReady.replace('_', fileCount).replace('_KB', WebUploader.formatSize(fileSize));
                } else if (state === 'confirm') {
                    stats = uploader.getStats();
                    if (stats.uploadFailNum) {
                        text = lang.updateStatusConfirm.replace('_', stats.successNum).replace('_', stats.successNum);
                    }
                } else {
                    stats = uploader.getStats();
                    text = lang.updateStatusFinish.replace('_', fileCount).
                        replace('_KB', WebUploader.formatSize(fileSize)).
                        replace('_', stats.successNum);

                    if (stats.uploadFailNum) {
                        text += lang.updateStatusError.replace('_', stats.uploadFailNum);
                    }
                }

                $info.html(text);
            }

            uploader.on('fileQueued', function (file) {
                fileCount++;
                fileSize += file.size;

                if (fileCount === 1) {
                    $placeHolder.addClass('element-invisible');
                    $statusBar.show();
                }

                addFile(file);
            });

            uploader.on('fileDequeued', function (file) {
                if (file.ext && acceptExtensions.indexOf(file.ext.toLowerCase()) != -1 && file.size <= imageMaxSize) {
                    fileCount--;
                    fileSize -= file.size;
                }

                removeFile(file);
                updateTotalProgress();
            });

            uploader.on('filesQueued', function (file) {
                if (!uploader.isInProgress() && (state == 'pedding' || state == 'finish' || state == 'confirm' || state == 'ready')) {
                    setState('ready');
                }
                updateTotalProgress();
            });

            uploader.on('all', function (type, files) {
                switch (type) {
                    case 'uploadFinished':
                        setState('confirm', files);
                        break;
                    case 'startUpload':
                        /* 添加额外的GET参数 */
                        var params = utils.serializeParam(editor.queryCommandValue('serverparam')) || '',
                            url = utils.formatUrl(actionUrl + (actionUrl.indexOf('?') == -1 ? '?':'&') + 'encode=utf-8&' + params);
                        uploader.option('server', url);
                        setState('uploading', files);
                        break;
                    case 'stopUpload':
                        setState('paused', files);
                        break;
                }
            });

            uploader.on('uploadBeforeSend', function (file, data, header) {
                //这里可以通过data对象添加POST参数
                header['X-Requested-With'] = 'XMLHttpRequest';
            });

            uploader.on('uploadProgress', function (file, percentage) {
                var $li = $('#' + file.id),
                    $percent = $li.find('.progress span');

                $percent.css('width', percentage * 100 + '%');
                percentages[ file.id ][ 1 ] = percentage;
                updateTotalProgress();
            });

            uploader.on('uploadSuccess', function (file, ret) {
                var $file = $('#' + file.id);
                try {
                    var responseText = (ret._raw || ret),
                        json = utils.str2json(responseText);
                    if (json.state == 'SUCCESS') {
                        _this.imageList.push(json);
                        $file.append('<span class="success"></span>');
                        $G('posterUrl').value='';
                    } else {
                        $file.find('.error').text(json.state).show();
                    }
                } catch (e) {
                    $file.find('.error').text(lang.errorServerUpload).show();
                }
            });

            uploader.on('uploadError', function (file, code) {
            });
            uploader.on('error', function (code, size, file) {
                if (code == 'Q_TYPE_DENIED' || code == 'F_EXCEED_SIZE') {
                    addFile(file);
                }
            });
            uploader.on('uploadComplete', function (file, ret) {
            });

            $upload.on('click', function () {
                if ($(this).hasClass('disabled')) {
                    return false;
                }

                if (state === 'ready') {
                    uploader.upload();
                } else if (state === 'paused') {
                    uploader.upload();
                } else if (state === 'uploading') {
                    uploader.stop();
                }
            });

            $upload.addClass('state-' + state);
            updateTotalProgress();
        },
        getQueueCount: function () {
            var file, i, status, readyFile = 0, files = this.uploader.getFiles();
            for (i = 0; file = files[i++]; ) {
                status = file.getStatus();
                if (status == 'inited' || status == 'queued' || status == 'uploading' || status == 'progress') readyFile++;
            }
            return readyFile;
        },
        refresh: function(){
            this.uploader.refresh();
        },
        destroy: function () {
            this.$wrap.remove();
        },
        getInsertList: function () {
            var i, data, list = [],
                prefix = editor.getOpt('imageUrlPrefix');
            for (i = 0; i < this.imageList.length; i++) {
                data = this.imageList[i];
                list.push({
                    src: prefix + data.url
                });
            }
            return list;
        }
    };

    /* 在线视频 */
    function OnlineVideo(target) {
        this.container = utils.isString(target) ? document.getElementById(target) : target;
        this.init();
    }
    OnlineVideo.prototype = {
        init: function () {
            this.reset();
            this.initEvents();
        },
        /* 初始化容器 */
        initContainer: function () {
            this.container.innerHTML = '';
            this.list = document.createElement('ul');
            this.clearFloat = document.createElement('li');

            domUtils.addClass(this.list, 'list');
            domUtils.addClass(this.clearFloat, 'clearFloat');

            this.list.appendChild(this.clearFloat);
            this.container.appendChild(this.list);
        },
        /* 初始化滚动事件,滚动到地步自动拉取数据 */
        initEvents: function () {
            var _this = this;

            /* 滚动拉取视频 */
            domUtils.on($G('videoList'), 'scroll', function(e){
                var panel = this;
                if (panel.scrollHeight - (panel.offsetHeight + panel.scrollTop) < 10) {
                    _this.getVideoData();
                }
            });
            /* 选中视频 */
            domUtils.on(this.container, 'click', function (e) {
                var target = e.target || e.srcElement,
                    li = target.parentNode;
                if (li.tagName.toLowerCase() == 'li') {
                    if (domUtils.hasClass(li, 'selected')) {
                        domUtils.removeClasses(li, 'selected');
                    } else {
                        domUtils.addClass(li, 'selected');
                    }
                }
            });
        },
        /* 初始化第一次的数据 */
        initData: function () {

            /* 拉取数据需要使用的值 */
            this.state = 0;
            this.listSize = editor.getOpt('imageManagerListSize');
            this.listIndex = 0;
            this.listEnd = false;

            /* 第一次拉取数据 */
            this.getVideoData();
        },
        /* 重置界面 */
        reset: function() {
            this.initContainer();
            this.initData();
        },
        /* 向后台拉取视频列表数据 */
        getVideoData: function () {
            var _this = this;

            if(!_this.listEnd && !this.isLoadingData) {
                this.isLoadingData = true;
                ajax.request(editor.getActionUrl(editor.getOpt('videoManagerActionName')), {
                    'timeout': 100000,
                    'headers': editor.options.headers || {},
                    'data': utils.extend({
                            start: this.listIndex,
                            size: this.listSize
                        }, editor.queryCommandValue('serverparam')),
                    'method': 'get',
                    'onsuccess': function (r) {
                        try {
                            var json = utils.str2json(r.responseText);
                            if (json.state == 'SUCCESS') {
                                _this.pushData(json.list);
                                _this.listIndex = parseInt(json.start) + parseInt(json.list.length);
                                if(_this.listIndex >= json.total) {
                                    _this.listEnd = true;
                                }
                                _this.isLoadingData = false;
                            }
                        } catch (e) {
                            if(r.responseText.indexOf('ue_separate_ue') != -1) {
                                var list = r.responseText.split(r.responseText);
                                _this.pushData(list);
                                _this.listIndex = parseInt(list.length);
                                _this.listEnd = true;
                                _this.isLoadingData = false;
                            }
                        }
                    },
                    'onerror': function () {
                        _this.isLoadingData = false;
                    }
                });
            }
        },
        /* 添加视频到列表界面上 */
        pushData: function (list) {
            var i, item, img, icon, _this = this,
                urlPrefix = editor.getOpt('videoManagerUrlPrefix');
            for (i = 0; i < list.length; i++) {
                if(list[i] && list[i].url) {
                    item = document.createElement('li');
                    p = document.createElement('p');
                    icon = document.createElement('span');
                    p.innerText = list[i].original;
                    item.setAttribute('_src', urlPrefix + list[i].url);
                    domUtils.addClass(icon, 'icon');
                    item.appendChild(p);
                    item.appendChild(icon);
                    this.list.insertBefore(item, this.clearFloat);
                }
            }
        },
        getInsertList: function () {
            var i, lis = this.list.children, list = [];
            for (i = 0; i < lis.length; i++) {
                if (domUtils.hasClass(lis[i], 'selected')) {
                    var li = lis[i],
                        src = li.getAttribute('_src');
                    list.push({
                        url: src
                    });
                }

            }
            return list;
        }
    };

    /* 在线图片 */
    function OnlineImage(target) {
        this.container = utils.isString(target) ? document.getElementById(target) : target;
        this.init();
    }
    OnlineImage.prototype = {
        init: function () {
            this.reset();
            this.initEvents();
        },
        /* 初始化容器 */
        initContainer: function () {
            this.container.innerHTML = '';
            this.list = document.createElement('ul');
            this.clearFloat = document.createElement('li');

            domUtils.addClass(this.list, 'list');
            domUtils.addClass(this.clearFloat, 'clearFloat');

            this.list.id = 'imageListUl';
            this.list.appendChild(this.clearFloat);
            this.container.appendChild(this.list);
        },
        /* 初始化滚动事件,滚动到地步自动拉取数据 */
        initEvents: function () {
            var _this = this;

            /* 滚动拉取图片 */
            domUtils.on($G('imageList'), 'scroll', function(e){
                var panel = this;
                if (panel.scrollHeight - (panel.offsetHeight + panel.scrollTop) < 10) {
                    _this.getImageData();
                }
            });
            /* 选中图片 */
            domUtils.on(this.container, 'click', function (e) {
                var target = e.target || e.srcElement,
                    li = target.parentNode;
                if (li.tagName.toLowerCase() == 'li') {
                    if (domUtils.hasClass(li, 'selected')) {
                        domUtils.removeClasses(li, 'selected');
                    } else {
                        domUtils.addClass(li, 'selected');
                    }
                }
            });
        },
        /* 初始化第一次的数据 */
        initData: function () {

            /* 拉取数据需要使用的值 */
            this.state = 0;
            this.listSize = editor.getOpt('imageManagerListSize');
            this.listIndex = 0;
            this.listEnd = false;

            /* 第一次拉取数据 */
            this.getImageData();
        },
        /* 重置界面 */
        reset: function() {
            this.initContainer();
            this.initData();
        },
        /* 向后台拉取图片列表数据 */
        getImageData: function () {
            var _this = this;

            if(!_this.listEnd && !this.isLoadingData) {
                this.isLoadingData = true;
                ajax.request(editor.getActionUrl(editor.getOpt('imageManagerActionName')), {
                    'timeout': 100000,
                    'headers': editor.options.headers || {},
                    'data': utils.extend({
                            start: this.listIndex,
                            size: this.listSize
                        }, editor.queryCommandValue('serverparam')),
                    'method': 'get',
                    'onsuccess': function (r) {
                        try {
                            var json = utils.str2json(r.responseText);
                            if (json.state == 'SUCCESS') {
                                _this.pushData(json.list);
                                _this.listIndex = parseInt(json.start) + parseInt(json.list.length);
                                if(_this.listIndex >= json.total) {
                                    _this.listEnd = true;
                                }
                                _this.isLoadingData = false;
                            }
                        } catch (e) {
                            if(r.responseText.indexOf('ue_separate_ue') != -1) {
                                var list = r.responseText.split(r.responseText);
                                _this.pushData(list);
                                _this.listIndex = parseInt(list.length);
                                _this.listEnd = true;
                                _this.isLoadingData = false;
                            }
                        }
                    },
                    'onerror': function () {
                        _this.isLoadingData = false;
                    }
                });
            }
        },
        /* 添加图片到列表界面上 */
        pushData: function (list) {
            var i, item, img, icon, _this = this,
                urlPrefix = editor.getOpt('imageManagerUrlPrefix');
            for (i = 0; i < list.length; i++) {
                if(list[i] && list[i].url) {
                    item = document.createElement('li');
                    img = document.createElement('img');
                    icon = document.createElement('span');

                    domUtils.on(img, 'load', (function(image){
                        return function(){
                            _this.scale(image, image.parentNode.offsetWidth, image.parentNode.offsetHeight);
                        }
                    })(img));
                    img.width = 113;
                    img.setAttribute('src', urlPrefix + list[i].url + (list[i].url.indexOf('?') == -1 ? '?noCache=':'&noCache=') + (+new Date()).toString(36) );
                    img.setAttribute('_src', urlPrefix + list[i].url);
                    domUtils.addClass(icon, 'icon');

                    item.appendChild(img);
                    item.appendChild(icon);
                    this.list.insertBefore(item, this.clearFloat);
                }
            }
        },
        /* 改变图片大小 */
        scale: function (img, w, h, type) {
            var ow = img.width,
                oh = img.height;

            if (type == 'justify') {
                if (ow >= oh) {
                    img.width = w;
                    img.height = h * oh / ow;
                    img.style.marginLeft = '-' + parseInt((img.width - w) / 2) + 'px';
                } else {
                    img.width = w * ow / oh;
                    img.height = h;
                    img.style.marginTop = '-' + parseInt((img.height - h) / 2) + 'px';
                }
            } else {
                if (ow >= oh) {
                    img.width = w * ow / oh;
                    img.height = h;
                    img.style.marginLeft = '-' + parseInt((img.width - w) / 2) + 'px';
                } else {
                    img.width = w;
                    img.height = h * oh / ow;
                    img.style.marginTop = '-' + parseInt((img.height - h) / 2) + 'px';
                }
            }
        },
        getInsertList: function () {
            var i, lis = this.list.children, list = [];
            for (i = 0; i < lis.length; i++) {
                if (domUtils.hasClass(lis[i], 'selected')) {
                    var img = lis[i].firstChild,
                        src = img.getAttribute('_src');
                    list.push({
                        src: src
                    });
                }
            }
            return list;
        }
    };
})();
