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@@ -0,0 +1,438 @@
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+jQuery(function() {
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+ var $ = jQuery, // just in case. Make sure it's not an other libaray.
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+
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+ $wrap = $('#uploader'),
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+
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+ // 图片容器
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+ $queue = $('<ul class="filelist"></ul>')
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+ .appendTo( $wrap.find('.queueList') ),
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+
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+ // 状态栏,包括进度和控制按钮
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+ $statusBar = $wrap.find('.statusBar'),
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+
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+ // 文件总体选择信息。
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+ $info = $statusBar.find('.info'),
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+
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+ // 上传按钮
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+ $upload = $wrap.find('.uploadBtn'),
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+
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+ // 没选择文件之前的内容。
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+ $placeHolder = $wrap.find('.placeholder'),
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+
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+ // 总体进度条
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+ $progress = $statusBar.find('.progress').hide(),
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+
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+ // 添加的文件数量
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+ fileCount = 0,
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+
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+ // 添加的文件总大小
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+ fileSize = 0,
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+
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+ // 优化retina, 在retina下这个值是2
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+ ratio = window.devicePixelRatio || 1,
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+
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+ // 缩略图大小
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+ thumbnailWidth = 110 * ratio,
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+ thumbnailHeight = 110 * ratio,
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+
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+ // 可能有pedding, ready, uploading, confirm, done.
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+ state = 'pedding',
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+
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+ // 所有文件的进度信息,key为file id
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+ percentages = {},
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+
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+ supportTransition = (function(){
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+ var s = document.createElement('p').style,
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+ r = 'transition' in s ||
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+ 'WebkitTransition' in s ||
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+ 'MozTransition' in s ||
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+ 'msTransition' in s ||
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+ 'OTransition' in s;
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+ s = null;
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+ return r;
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+ })(),
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+
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+ // WebUploader实例
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+ uploader;
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+
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+ if ( !WebUploader.Uploader.support() ) {
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+ alert( 'Web Uploader 不支持您的浏览器!如果你使用的是IE浏览器,请尝试升级 flash 播放器');
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+ throw new Error( 'WebUploader does not support the browser you are using.' );
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+ }
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+
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+ // 实例化
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+ uploader = WebUploader.create({
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+ pick: {
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+ id: '#filePicker',
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+ label: '点击选择图片'
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+ },
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+ dnd: '#uploader .queueList',
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+ paste: document.body,
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+
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+ accept: {
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+ title: 'Images',
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+ extensions: 'gif,jpg,jpeg,bmp,png',
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+ mimeTypes: 'image/*'
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+ },
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+
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+ // swf文件路径
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+ swf: BASE_URL + '/js/Uploader.swf',
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+
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+ disableGlobalDnd: true,
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+
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+ chunked: true,
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+ // server: 'http://webuploader.duapp.com/server/fileupload.php',
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+ server: 'http://2betop.net/fileupload.php',
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+ fileNumLimit: 300,
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+ fileSizeLimit: 5 * 1024 * 1024, // 200 M
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+ fileSingleSizeLimit: 1 * 1024 * 1024 // 50 M
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+ });
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+
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+ // 添加“添加文件”的按钮,
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+ uploader.addButton({
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+ id: '#filePicker2',
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+ label: '继续添加'
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+ });
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+
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+ // 当有文件添加进来时执行,负责view的创建
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+ function addFile( file ) {
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+ var $li = $( '<li id="' + file.id + '">' +
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+ '<p class="title">' + file.name + '</p>' +
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+ '<p class="imgWrap"></p>'+
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+ '<p class="progress"><span></span></p>' +
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+ '</li>' ),
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+
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+ $btns = $('<div class="file-panel">' +
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+ '<span class="cancel">删除</span>' +
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+ '<span class="rotateRight">向右旋转</span>' +
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+ '<span class="rotateLeft">向左旋转</span></div>').appendTo( $li ),
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+ $prgress = $li.find('p.progress span'),
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+ $wrap = $li.find( 'p.imgWrap' ),
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+ $info = $('<p class="error"></p>'),
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+
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+ showError = function( code ) {
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+ switch( code ) {
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+ case 'exceed_size':
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+ text = '文件大小超出';
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+ break;
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+
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+ case 'interrupt':
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+ text = '上传暂停';
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+ break;
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+
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+ default:
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+ text = '上传失败,请重试';
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+ break;
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+ }
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+
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+ $info.text( text ).appendTo( $li );
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+ };
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+
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+ if ( file.getStatus() === 'invalid' ) {
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+ showError( file.statusText );
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+ } else {
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+ // @todo lazyload
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+ $wrap.text( '预览中' );
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+ uploader.makeThumb( file, function( error, src ) {
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+ if ( error ) {
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+ $wrap.text( '不能预览' );
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+ return;
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+ }
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+
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+ var img = $('<img src="'+src+'">');
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+ $wrap.empty().append( img );
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+ }, thumbnailWidth, thumbnailHeight );
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+
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+ percentages[ file.id ] = [ file.size, 0 ];
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+ file.rotation = 0;
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+ }
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+
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+ file.on('statuschange', function( cur, prev ) {
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+ if ( prev === 'progress' ) {
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+ $prgress.hide().width(0);
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+ } else if ( prev === 'queued' ) {
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+ $li.off( 'mouseenter mouseleave' );
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+ $btns.remove();
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+ }
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+
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+ // 成功
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+ if ( cur === 'error' || cur === 'invalid' ) {
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+ console.log( file.statusText );
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+ showError( file.statusText );
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+ percentages[ file.id ][ 1 ] = 1;
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+ } else if ( cur === 'interrupt' ) {
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+ showError( 'interrupt' );
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+ } else if ( cur === 'queued' ) {
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+ percentages[ file.id ][ 1 ] = 0;
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+ } else if ( cur === 'progress' ) {
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+ $info.remove();
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+ $prgress.css('display', 'block');
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+ } else if ( cur === 'complete' ) {
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+ $li.append( '<span class="success"></span>' );
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+ }
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+
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+ $li.removeClass( 'state-' + prev ).addClass( 'state-' + cur );
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+ });
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+
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+ $li.on( 'mouseenter', function() {
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+ $btns.stop().animate({height: 30});
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+ });
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+
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+ $li.on( 'mouseleave', function() {
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+ $btns.stop().animate({height: 0});
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+ });
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+
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+ $btns.on( 'click', 'span', function() {
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+ var index = $(this).index(),
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+ deg;
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+
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+ switch ( index ) {
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+ case 0:
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+ uploader.removeFile( file );
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+ return;
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+
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+ case 1:
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+ file.rotation += 90;
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+ break;
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+
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+ case 2:
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+ file.rotation -= 90;
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+ break;
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+ }
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+
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+ if ( supportTransition ) {
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+ deg = 'rotate(' + file.rotation + 'deg)';
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+ $wrap.css({
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+ '-webkit-transform': deg,
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+ '-mos-transform': deg,
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+ '-o-transform': deg,
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+ 'transform': deg
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+ });
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+ } else {
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+ $wrap.css( 'filter', 'progid:DXImageTransform.Microsoft.BasicImage(rotation='+ (~~((file.rotation/90)%4 + 4)%4) +')');
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+ // use jquery animate to rotation
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+ // $({
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+ // rotation: rotation
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+ // }).animate({
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+ // rotation: file.rotation
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+ // }, {
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+ // easing: 'linear',
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+ // step: function( now ) {
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+ // now = now * Math.PI / 180;
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+
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+ // var cos = Math.cos( now ),
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+ // sin = Math.sin( now );
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+
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+ // $wrap.css( 'filter', "progid:DXImageTransform.Microsoft.Matrix(M11=" + cos + ",M12=" + (-sin) + ",M21=" + sin + ",M22=" + cos + ",SizingMethod='auto expand')");
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+ // }
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+ // });
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+ }
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+
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+
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+ });
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+
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+ $li.appendTo( $queue );
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+ }
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+
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+ // 负责view的销毁
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+ function removeFile( file ) {
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+ var $li = $('#'+file.id);
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+
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+ delete percentages[ file.id ];
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+ updateTotalProgress();
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+ $li.off().find('.file-panel').off().end().remove();
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+ }
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+
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+ function updateTotalProgress() {
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+ var loaded = 0,
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+ total = 0,
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+ spans = $progress.children(),
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+ percent;
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+
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+ $.each( percentages, function( k, v ) {
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+ total += v[ 0 ];
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+ loaded += v[ 0 ] * v[ 1 ];
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+ } );
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+
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+ percent = total ? loaded / total : 0;
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+
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+ spans.eq( 0 ).text( Math.round( percent * 100 ) + '%' );
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+ spans.eq( 1 ).css( 'width', Math.round( percent * 100 ) + '%' );
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+ updateStatus();
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+ }
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+
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+ function updateStatus() {
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+ var text = '', stats;
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+
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+ if ( state === 'ready' ) {
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+ text = '选中' + fileCount + '张图片,共' +
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+ WebUploader.formatSize( fileSize ) + '。';
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+ } else if ( state === 'confirm' ) {
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+ stats = uploader.getStats();
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+ if ( stats.uploadFailNum ) {
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+ text = '已成功上传' + stats.successNum+ '张照片至XX相册,'+
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+ stats.uploadFailNum + '张照片上传失败,<a class="retry" href="#">重新上传</a>失败图片或<a class="ignore" href="#">忽略</a>'
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+ }
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+
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+ } else {
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+ stats = uploader.getStats();
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+ text = '共' + fileCount + '张(' +
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+ WebUploader.formatSize( fileSize ) +
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+ '),已上传' + stats.successNum + '张';
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+
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+ if ( stats.uploadFailNum ) {
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+ text += ',失败' + stats.uploadFailNum + '张';
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+ }
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+ }
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+
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+ $info.html( text );
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+ }
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+
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+ function setState( val ) {
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+ var file, stats;
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+
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+ if ( val === state ) {
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+ return;
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+ }
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+
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+ $upload.removeClass( 'state-' + state );
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+ $upload.addClass( 'state-' + val );
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+ state = val;
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+
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+ switch ( state ) {
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+ case 'pedding':
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+ $placeHolder.removeClass( 'element-invisible' );
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+ $queue.parent().removeClass('filled');
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+ $queue.hide();
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+ $statusBar.addClass( 'element-invisible' );
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+ uploader.refresh();
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+ break;
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+
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+ case 'ready':
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+ $placeHolder.addClass( 'element-invisible' );
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+ $( '#filePicker2' ).removeClass( 'element-invisible');
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+ $queue.parent().addClass('filled');
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+ $queue.show();
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+ $statusBar.removeClass('element-invisible');
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+ uploader.refresh();
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+ break;
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+
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+ case 'uploading':
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+ $( '#filePicker2' ).addClass( 'element-invisible' );
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+ $progress.show();
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+ $upload.text( '暂停上传' );
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+ break;
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+
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+ case 'paused':
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+ $progress.show();
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+ $upload.text( '继续上传' );
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+ break;
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+
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+ case 'confirm':
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+ $progress.hide();
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+ $upload.text( '开始上传' ).addClass( 'disabled' );
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+
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+ stats = uploader.getStats();
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+ if ( stats.successNum && !stats.uploadFailNum ) {
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+ setState( 'finish' );
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+ return;
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+ }
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+ break;
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+ case 'finish':
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+ stats = uploader.getStats();
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+ if ( stats.successNum ) {
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+ alert( '上传成功' );
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+ } else {
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+ // 没有成功的图片,重设
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+ state = 'done';
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+ location.reload();
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+ }
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+ break;
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+ }
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+
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+ updateStatus();
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+ }
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+
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+ uploader.onUploadProgress = function( file, percentage ) {
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+ var $li = $('#'+file.id),
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+ $percent = $li.find('.progress span');
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+
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+ $percent.css( 'width', percentage * 100 + '%' );
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+ percentages[ file.id ][ 1 ] = percentage;
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+ updateTotalProgress();
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+ };
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+
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+ uploader.onFileQueued = function( file ) {
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+ fileCount++;
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+ fileSize += file.size;
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+
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+ if ( fileCount === 1 ) {
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|
+ $placeHolder.addClass( 'element-invisible' );
|
|
|
|
+ $statusBar.show();
|
|
|
|
+ }
|
|
|
|
+
|
|
|
|
+ addFile( file );
|
|
|
|
+ setState( 'ready' );
|
|
|
|
+ updateTotalProgress();
|
|
|
|
+ };
|
|
|
|
+
|
|
|
|
+ uploader.onFileDequeued = function( file ) {
|
|
|
|
+ fileCount--;
|
|
|
|
+ fileSize -= file.size;
|
|
|
|
+
|
|
|
|
+ if ( !fileCount ) {
|
|
|
|
+ setState( 'pedding' );
|
|
|
|
+ }
|
|
|
|
+
|
|
|
|
+ removeFile( file );
|
|
|
|
+ updateTotalProgress();
|
|
|
|
+
|
|
|
|
+ };
|
|
|
|
+
|
|
|
|
+ uploader.on( 'all', function( type ) {
|
|
|
|
+ var stats;
|
|
|
|
+ switch( type ) {
|
|
|
|
+ case 'uploadFinished':
|
|
|
|
+ setState( 'confirm' );
|
|
|
|
+ break;
|
|
|
|
+
|
|
|
|
+ case 'startUpload':
|
|
|
|
+ setState( 'uploading' );
|
|
|
|
+ break;
|
|
|
|
+
|
|
|
|
+ case 'stopUpload':
|
|
|
|
+ setState( 'paused' );
|
|
|
|
+ break;
|
|
|
|
+
|
|
|
|
+ }
|
|
|
|
+ });
|
|
|
|
+
|
|
|
|
+ uploader.onError = function( code ) {
|
|
|
|
+ alert( 'Eroor: ' + code );
|
|
|
|
+ };
|
|
|
|
+
|
|
|
|
+ $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();
|
|
|
|
+ }
|
|
|
|
+ });
|
|
|
|
+
|
|
|
|
+ $info.on( 'click', '.retry', function() {
|
|
|
|
+ uploader.retry();
|
|
|
|
+ } );
|
|
|
|
+
|
|
|
|
+ $info.on( 'click', '.ignore', function() {
|
|
|
|
+ alert( 'todo' );
|
|
|
|
+ } );
|
|
|
|
+
|
|
|
|
+ $upload.addClass( 'state-' + state );
|
|
|
|
+ updateTotalProgress();
|
|
|
|
+});
|