• webuploader 实现图片批量上传


    1、导入资源

    2、JSP代码

     1     <div class="page-container">
     2         <div class="row cl">
     3             <label class="form-label col-xs-4 col-sm-2"><span
     4                 class="c-red">*</span>项目名称:</label>
     5             <div class="formControls col-xs-8 col-sm-9">
     6                 <input type="text" class="input-text" value="${proName }"
     7                     placeholder="" id="" name="proName" readonly="readonly">
     8             </div>
     9         </div>
    10         <div class="row cl">
    11             <label class="form-label col-xs-4 col-sm-2">缩略图:</label>
    12             <div class="formControls col-xs-8 col-sm-9">
    13                 <div class="uploader-thum-container">
    14                     <div id="fileList" class="uploader-list"></div>
    15                     <div id="filePicker">选择图片</div>
    16                     <button id="btn-star"
    17                         class="btn btn-default btn-uploadstar radius ml-10">开始上传</button>
    18                 </div>
    19             </div>
    20         </div>
    21         <div class="row cl">
    22             <label class="form-label col-xs-4 col-sm-2"><span
    23                 class="c-red">*</span>项目发票上传:</label>
    24             <div class="formControls col-xs-8 col-sm-9">
    25                 <div class="uploader-list-container">
    26                     <div class="queueList">
    27                         <div id="dndArea" class="placeholder">
    28                             <div id="filePicker-2"></div>
    29                             <p>或将照片拖到这里,单次最多可选300张</p>
    30                         </div>
    31                     </div>
    32                     <div class="statusBar" style="display:none;">
    33                         <div class="progress">
    34                             <span class="text">0%</span> <span class="percentage"></span>
    35                         </div>
    36                         <div class="info"></div>
    37                         <div class="btns">
    38                             <div id="filePicker2"></div>
    39                             <div class="uploadBtn">开始上传</div>
    40                         </div>
    41                     </div>
    42                 </div>
    43             </div>
    44         </div>
    45         <div class="row cl">
    46             <div class="col-xs-8 col-sm-9 col-xs-offset-4 col-sm-offset-2">
    47                 <button
    48                     onClick="article_add('','invoiceVo/save?&projectId=${projectId}&invoiceScan=','10001');"
    49                     class="btn btn-primary radius" type="button">
    50                     <i class="Hui-iconfont">&#xe632;</i> &nbsp;&nbsp;保存&nbsp;&nbsp;
    51                 </button>
    52             </div>
    53         </div>
    54     </div>

    3、Js代码

      1 <script type="text/javascript">
      2     var  imagePath=null; 
      3     
      4         function article_save() {
      5             alert("刷新父级的时候会自动关闭弹层。");
      6             window.parent.location.reload();
      7         }
      8 
      9         /*项目发票-添加*/
     10         function article_add(title, url, w, h) {
     11         if(imagePath){
     12             var index = layer.open({
     13                 type : 2,
     14                 title : title,
     15                 content : url+imagePath
     16             });
     17             layer.full(index);
     18         }else{alert("没有上传图片,请先上传图片");}
     19         }
     20         
     21         $(function() {
     22             $('.skin-minimal input').iCheck({
     23                 checkboxClass : 'icheckbox-blue',
     24                 radioClass : 'iradio-blue',
     25                 increaseArea : '20%'
     26             });
     27 
     28             $list = $("#fileList"), $btn = $("#btn-star"), state = "pending",
     29                     uploader;
     30 
     31             var uploader = WebUploader.create({
     32                 auto : true,
     33                 swf : 'lib/webuploader/0.1.5/Uploader.swf',// swf文件路径
     34 
     35                 // 文件接收服务端。
     36                 server : 'lib/webuploader/0.1.5/server/fileupload.php', // 文件接收服务端。
     37 
     38                 // 选择文件的按钮。可选。
     39                 // 内部根据当前运行是创建,可能是input元素,也可能是flash.
     40                 pick : '#filePicker',
     41 
     42                 // 不压缩image, 默认如果是jpeg,文件上传前会压缩一把再上传!
     43                 resize : false,
     44                 // 只允许选择图片文件。
     45                 accept : {
     46                     title : 'Images',
     47                     extensions : 'gif,jpg,jpeg,bmp,png',
     48                     mimeTypes : 'image/*'
     49                 }
     50             });
     51             // 当有文件被添加进队列的时候
     52             uploader
     53                     .on(
     54                             'fileQueued',
     55                             function(file) {
     56                                 var $li = $('<div id="' + file.id + '" class="item">'
     57                                         + '<div class="pic-box"><img></div>'
     58                                         + '<div class="info">'
     59                                         + file.name
     60                                         + '</div>'
     61                                         + '<p class="state">等待上传...</p>'
     62                                         + '</div>'), $img = $li.find('img');
     63                                 $list.append($li);
     64 
     65                                 // 创建缩略图
     66                                 // 如果为非图片文件,可以不用调用此方法。
     67                                 // thumbnailWidth x thumbnailHeight 为 100 x 100
     68                                 uploader.makeThumb(file, function(error, src) {
     69                                     if (error) {
     70                                         $img.replaceWith('<span>不能预览</span>');
     71                                         return;
     72                                     }
     73 
     74                                     $img.attr('src', src);
     75                                 }, thumbnailWidth, thumbnailHeight);
     76                             });
     77             // 文件上传过程中创建进度条实时显示。
     78             uploader
     79                     .on(
     80                             'uploadProgress',
     81                             function(file, percentage) {
     82                                 var $li = $('#' + file.id), $percent = $li
     83                                         .find('.progress-box .sr-only');
     84 
     85                                 // 避免重复创建
     86                                 if (!$percent.length) {
     87                                     $percent = $(
     88                                             '<div class="progress-box"><span class="progress-bar radius"><span class="sr-only" style="0%"></span></span></div>')
     89                                             .appendTo($li).find('.sr-only');
     90                                 }
     91                                 $li.find(".state").text("上传中");
     92                                 $percent.css('width', percentage * 100 + '%');
     93                             });
     94 
     95             // 文件上传成功,给item添加成功class, 用样式标记上传成功。
     96             uploader.on('uploadSuccess', function(file) {
     97                 $('#' + file.id).addClass('upload-state-success')
     98                         .find(".state").text("已上传");
     99             });
    100 
    101             // 文件上传失败,显示上传出错。
    102             uploader.on('uploadError', function(file) {
    103                 $('#' + file.id).addClass('upload-state-error').find(".state")
    104                         .text("上传出错");
    105             });
    106 
    107             // 完成上传完了,成功或者失败,先删除进度条。
    108             uploader.on('uploadComplete', function(file) {
    109                 $('#' + file.id).find('.progress-box').fadeOut();
    110             });
    111             uploader.on('all', function(type) {
    112                 if (type === 'startUpload') {
    113                     state = 'uploading';
    114                 } else if (type === 'stopUpload') {
    115                     state = 'paused';
    116                 } else if (type === 'uploadFinished') {
    117                     state = 'done';
    118                 }
    119 
    120                 if (state === 'uploading') {
    121                     $btn.text('暂停上传');
    122                 } else {
    123                     $btn.text('开始上传');
    124                 }
    125             });
    126 
    127             $btn.on('click', function() {
    128                 if (state === 'uploading') {
    129                     uploader.stop();
    130                 } else {
    131                     uploader.upload();
    132                 }
    133             });
    134 
    135         });
    136 
    137         (function($) {
    138             // 当domReady的时候开始初始化
    139             $(function() {
    140                 var $wrap = $('.uploader-list-container'),
    141 
    142                 // 图片容器
    143                 $queue = $('<ul class="filelist"></ul>').appendTo(
    144                         $wrap.find('.queueList')),
    145 
    146                 // 状态栏,包括进度和控制按钮
    147                 $statusBar = $wrap.find('.statusBar'),
    148 
    149                 // 文件总体选择信息。
    150                 $info = $statusBar.find('.info'),
    151 
    152                 // 上传按钮
    153                 $upload = $wrap.find('.uploadBtn'),
    154 
    155                 // 没选择文件之前的内容。
    156                 $placeHolder = $wrap.find('.placeholder'),
    157 
    158                 $progress = $statusBar.find('.progress').hide(),
    159 
    160                 // 添加的文件数量
    161                 fileCount = 0,
    162 
    163                 // 添加的文件总大小
    164                 fileSize = 0,
    165 
    166                 // 优化retina, 在retina下这个值是2
    167                 ratio = window.devicePixelRatio || 1,
    168 
    169                 // 缩略图大小
    170                 thumbnailWidth = 110 * ratio, thumbnailHeight = 110 * ratio,
    171 
    172                 // 可能有pedding, ready, uploading, confirm, done.
    173                 state = 'pedding',
    174 
    175                 // 所有文件的进度信息,key为file id
    176                 percentages = {},
    177                 // 判断浏览器是否支持图片的base64
    178                 isSupportBase64 = (function() {
    179                     var data = new Image();
    180                     var support = true;
    181                     data.onload = data.onerror = function() {
    182                         if (this.width != 1 || this.height != 1) {
    183                             support = false;
    184                         }
    185                     }
    186                     data.src = "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==";
    187                     return support;
    188                 })(),
    189 
    190                 // 检测是否已经安装flash,检测flash的版本
    191                 flashVersion = (function() {
    192                     var version;
    193 
    194                     try {
    195                         version = navigator.plugins['Shockwave Flash'];
    196                         version = version.description;
    197                     } catch (ex) {
    198                         try {
    199                             version = new ActiveXObject(
    200                                     'ShockwaveFlash.ShockwaveFlash')
    201                                     .GetVariable('$version');
    202                         } catch (ex2) {
    203                             version = '0.0';
    204                         }
    205                     }
    206                     version = version.match(/d+/g);
    207                     return parseFloat(version[0] + '.' + version[1], 10);
    208                 })(),
    209 
    210                 supportTransition = (function() {
    211                     var s = document.createElement('p').style, r = 'transition' in s
    212                             || 'WebkitTransition' in s
    213                             || 'MozTransition' in s
    214                             || 'msTransition' in s || 'OTransition' in s;
    215                     s = null;
    216                     return r;
    217                 })(),
    218 
    219                 // WebUploader实例
    220                 uploader;
    221 
    222                 if (!WebUploader.Uploader.support('flash')
    223                         && WebUploader.browser.ie) {
    224 
    225                     // flash 安装了但是版本过低。
    226                     if (flashVersion) {
    227                         (function(container) {
    228                             window['expressinstallcallback'] = function(state) {
    229                                 switch (state) {
    230                                 case 'Download.Cancelled':
    231                                     alert('您取消了更新!')
    232                                     break;
    233 
    234                                 case 'Download.Failed':
    235                                     alert('安装失败')
    236                                     break;
    237 
    238                                 default:
    239                                     alert('安装已成功,请刷新!');
    240                                     break;
    241                                 }
    242                                 delete window['expressinstallcallback'];
    243                             };
    244 
    245                             var swf = 'expressInstall.swf';
    246                             // insert flash object
    247                             var html = '<object type="application/'
    248                                     + 'x-shockwave-flash" data="' + swf + '" ';
    249 
    250                             if (WebUploader.browser.ie) {
    251                                 html += 'classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" ';
    252                             }
    253 
    254                             html += 'width="100%" height="100%" style="outline:0">'
    255                                     + '<param name="movie" value="' + swf + '" />'
    256                                     + '<param name="wmode" value="transparent" />'
    257                                     + '<param name="allowscriptaccess" value="always" />'
    258                                     + '</object>';
    259 
    260                             container.html(html);
    261 
    262                         })($wrap);
    263 
    264                         // 压根就没有安转。
    265                     } else {
    266                         $wrap
    267                                 .html('<a href="http://www.adobe.com/go/getflashplayer" target="_blank" border="0"><img alt="get flash player" src="http://www.adobe.com/macromedia/style_guide/images/160x41_Get_Flash_Player.jpg" /></a>');
    268                     }
    269 
    270                     return;
    271                 } else if (!WebUploader.Uploader.support()) {
    272                     alert('Web Uploader 不支持您的浏览器!');
    273                     return;
    274                 }
    275 
    276                 // 实例化
    277                 uploader = WebUploader.create({
    278                     pick : {
    279                         id : '#filePicker-2',
    280                         label : '点击选择图片'
    281                     },
    282                     formData : {
    283                         uid : 123
    284                     },
    285                     dnd : '#dndArea',
    286                     paste : '#uploader',
    287                     swf : 'lib/webuploader/0.1.5/Uploader.swf',
    288                     chunked : false,
    289                     chunkSize : 512 * 1024,
    290                     server : 'invoiceVo/news_uploder?&projectId=${projectId}',
    291                     // runtimeOrder: 'flash',
    292 
    293                     // accept: {
    294                     //     title: 'Images',
    295                     //     extensions: 'gif,jpg,jpeg,bmp,png',
    296                     //     mimeTypes: 'image/*'
    297                     // },
    298 
    299                     // 禁掉全局的拖拽功能。这样不会出现图片拖进页面的时候,把图片打开。
    300                     disableGlobalDnd : true,
    301                     fileNumLimit : 300,
    302                     fileSizeLimit : 200 * 1024 * 1024, // 200 M
    303                     fileSingleSizeLimit : 50 * 1024 * 1024
    304                 // 50 M
    305                 });
    306 
    307                 // 拖拽时不接受 js, txt 文件。
    308                 uploader.on('dndAccept', function(items) {
    309                     var denied = false, len = items.length, i = 0,
    310                     // 修改js类型
    311                     unAllowed = 'text/plain;application/javascript ';
    312 
    313                     for (; i < len; i++) {
    314                         // 如果在列表里面
    315                         if (~unAllowed.indexOf(items[i].type)) {
    316                             denied = true;
    317                             break;
    318                         }
    319                     }
    320 
    321                     return !denied;
    322                 });
    323 
    324                 uploader.on('dialogOpen', function() {
    325                     console.log('here');
    326                 });
    327 
    328                 // uploader.on('filesQueued', function() {
    329                 //     uploader.sort(function( a, b ) {
    330                 //         if ( a.name < b.name )
    331                 //           return -1;
    332                 //         if ( a.name > b.name )
    333                 //           return 1;
    334                 //         return 0;
    335                 //     });
    336                 // });
    337 
    338                 // 添加“添加文件”的按钮,
    339 /*                 uploader.addButton({
    340                     id : '#filePicker2',
    341                     label : '继续添加'
    342                 }); */
    343 
    344                 uploader.on('ready', function() {
    345                     window.uploader = uploader;
    346                 });
    347 
    348                 // 当有文件添加进来时执行,负责view的创建
    349                 function addFile(file) {
    350                     var $li = $('<li id="' + file.id + '">'
    351                             + '<p class="title">' + file.name + '</p>'
    352                             + '<p class="imgWrap"></p>'
    353                             + '<p class="progress"><span></span></p>' + '</li>'),
    354 
    355                     $btns = $(
    356                             '<div class="file-panel">'
    357                                     + '<span class="cancel">删除</span>'
    358                                     + '<span class="rotateRight">向右旋转</span>'
    359                                     + '<span class="rotateLeft">向左旋转</span></div>')
    360                             .appendTo($li), $prgress = $li
    361                             .find('p.progress span'), $wrap = $li
    362                             .find('p.imgWrap'), $info = $('<p class="error"></p>'),
    363 
    364                     showError = function(code) {
    365                         switch (code) {
    366                         case 'exceed_size':
    367                             text = '文件大小超出';
    368                             break;
    369 
    370                         case 'interrupt':
    371                             text = '上传暂停';
    372                             break;
    373 
    374                         default:
    375                             text = '上传失败,请重试';
    376                             break;
    377                         }
    378 
    379                         $info.text(text).appendTo($li);
    380                     };
    381 
    382                     if (file.getStatus() === 'invalid') {
    383                         showError(file.statusText);
    384                     } else {
    385                         // @todo lazyload
    386                         $wrap.text('预览中');
    387                         uploader
    388                                 .makeThumb(
    389                                         file,
    390                                         function(error, src) {
    391                                             var img;
    392 
    393                                             if (error) {
    394                                                 $wrap.text('不能预览');
    395                                                 return;
    396                                             }
    397 
    398                                             if (isSupportBase64) {
    399                                                 img = $('<img src="'+src+'">');
    400                                                 $wrap.empty().append(img);
    401                                             } else {
    402                                                 $
    403                                                         .ajax(
    404                                                                 'lib/webuploader/0.1.5/server/preview.php',
    405                                                                 {
    406                                                                     method : 'POST',
    407                                                                     data : src,
    408                                                                     dataType : 'json'
    409                                                                 })
    410                                                         .done(
    411                                                                 function(
    412                                                                         response) {
    413                                                                     if (response.result) {
    414                                                                         img = $('<img src="'+response.result+'">');
    415                                                                         $wrap
    416                                                                                 .empty()
    417                                                                                 .append(
    418                                                                                         img);
    419                                                                     } else {
    420                                                                         $wrap
    421                                                                                 .text("预览出错");
    422                                                                     }
    423                                                                 });
    424                                             }
    425                                         }, thumbnailWidth, thumbnailHeight);
    426 
    427                         percentages[file.id] = [ file.size, 0 ];
    428                         file.rotation = 0;
    429                     }
    430 
    431                     file.on('statuschange', function(cur, prev) {
    432                         if (prev === 'progress') {
    433                             $prgress.hide().width(0);
    434                         } else if (prev === 'queued') {
    435                             $li.off('mouseenter mouseleave');
    436                             $btns.remove();
    437                         }
    438 
    439                         // 成功
    440                         if (cur === 'error' || cur === 'invalid') {
    441                             console.log(file.statusText);
    442                             showError(file.statusText);
    443                             percentages[file.id][1] = 1;
    444                         } else if (cur === 'interrupt') {
    445                             showError('interrupt');
    446                         } else if (cur === 'queued') {
    447                             percentages[file.id][1] = 0;
    448                         } else if (cur === 'progress') {
    449                             $info.remove();
    450                             $prgress.css('display', 'block');
    451                         } else if (cur === 'complete') {
    452                             $li.append('<span class="success"></span>');
    453                         }
    454 
    455                         $li.removeClass('state-' + prev).addClass(
    456                                 'state-' + cur);
    457                     });
    458 
    459                     $li.on('mouseenter', function() {
    460                         $btns.stop().animate({
    461                             height : 30
    462                         });
    463                     });
    464 
    465                     $li.on('mouseleave', function() {
    466                         $btns.stop().animate({
    467                             height : 0
    468                         });
    469                     });
    470 
    471                     $btns
    472                             .on(
    473                                     'click',
    474                                     'span',
    475                                     function() {
    476                                         var index = $(this).index(), deg;
    477 
    478                                         switch (index) {
    479                                         case 0:
    480                                             uploader.removeFile(file);
    481                                             return;
    482 
    483                                         case 1:
    484                                             file.rotation += 90;
    485                                             break;
    486 
    487                                         case 2:
    488                                             file.rotation -= 90;
    489                                             break;
    490                                         }
    491 
    492                                         if (supportTransition) {
    493                                             deg = 'rotate(' + file.rotation
    494                                                     + 'deg)';
    495                                             $wrap.css({
    496                                                 '-webkit-transform' : deg,
    497                                                 '-mos-transform' : deg,
    498                                                 '-o-transform' : deg,
    499                                                 'transform' : deg
    500                                             });
    501                                         } else {
    502                                             $wrap
    503                                                     .css(
    504                                                             'filter',
    505                                                             'progid:DXImageTransform.Microsoft.BasicImage(rotation='
    506                                                                     + (~~((file.rotation / 90) % 4 + 4) % 4)
    507                                                                     + ')');
    508 
    509                                         }
    510 
    511                                     });
    512 
    513                     $li.appendTo($queue);
    514                 }
    515 
    516                 // 负责view的销毁
    517                 function removeFile(file) {
    518                     var $li = $('#' + file.id);
    519 
    520                     delete percentages[file.id];
    521                     updateTotalProgress();
    522                     $li.off().find('.file-panel').off().end().remove();
    523                 }
    524 
    525                 function updateTotalProgress() {
    526                     var loaded = 0, total = 0, spans = $progress.children(), percent;
    527 
    528                     $.each(percentages, function(k, v) {
    529                         total += v[0];
    530                         loaded += v[0] * v[1];
    531                     });
    532 
    533                     percent = total ? loaded / total : 0;
    534 
    535                     spans.eq(0).text(Math.round(percent * 100) + '%');
    536                     spans.eq(1).css('width', Math.round(percent * 100) + '%');
    537                     updateStatus();
    538                 }
    539 
    540                 function updateStatus() {
    541                     var text = '', stats;
    542 
    543                     if (state === 'ready') {
    544                         text = '选中' + fileCount + '张图片,共'
    545                                 + WebUploader.formatSize(fileSize) + '';
    546                     } else if (state === 'confirm') {
    547                         stats = uploader.getStats();
    548                         if (stats.uploadFailNum) {
    549                             text = '已成功上传'
    550                                     + stats.successNum
    551                                     + '张照片至XX相册,'
    552                                     + stats.uploadFailNum
    553                                     + '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>'
    554                         }
    555 
    556                     } else {
    557                         stats = uploader.getStats();
    558                         text = '' + fileCount + '张('
    559                                 + WebUploader.formatSize(fileSize) + '),已上传'
    560                                 + stats.successNum + '';
    561 
    562                         if (stats.uploadFailNum) {
    563                             text += ',失败' + stats.uploadFailNum + '';
    564                         }
    565                     }
    566 
    567                     $info.html(text);
    568                 }
    569 
    570                 function setState(val) {
    571                     var file, stats;
    572 
    573                     if (val === state) {
    574                         return;
    575                     }
    576 
    577                     $upload.removeClass('state-' + state);
    578                     $upload.addClass('state-' + val);
    579                     state = val;
    580 
    581                     switch (state) {
    582                     case 'pedding':
    583                         $placeHolder.removeClass('element-invisible');
    584                         $queue.hide();
    585                         $statusBar.addClass('element-invisible');
    586                         uploader.refresh();
    587                         break;
    588 
    589                     case 'ready':
    590                         $placeHolder.addClass('element-invisible');
    591                         $('#filePicker2').removeClass('element-invisible');
    592                         $queue.show();
    593                         $statusBar.removeClass('element-invisible');
    594                         uploader.refresh();
    595                         break;
    596 
    597                     case 'uploading':
    598                         $('#filePicker2').addClass('element-invisible');
    599                         $progress.show();
    600                         $upload.text('暂停上传');
    601                         break;
    602 
    603                     case 'paused':
    604                         $progress.show();
    605                         $upload.text('继续上传');
    606                         break;
    607 
    608                     case 'confirm':
    609                         $progress.hide();
    610                         $('#filePicker2').removeClass('element-invisible');
    611                         $upload.text('开始上传');
    612 
    613                         stats = uploader.getStats();
    614                         if (stats.successNum && !stats.uploadFailNum) {
    615                             setState('finish');
    616                             return;
    617                         }
    618                         break;
    619                     case 'finish':
    620                         stats = uploader.getStats();
    621                         if (stats.successNum) {
    622                             alert('上传成功');
    623 
    624                         } else {
    625                             // 没有成功的图片,重设
    626                             state = 'done';
    627                             location.reload();
    628                         }
    629                         break;
    630                     }
    631 
    632                     updateStatus();
    633                 }
    634 
    635                 uploader.onUploadProgress = function(file, percentage) {
    636                     var $li = $('#' + file.id), $percent = $li
    637                             .find('.progress span');
    638 
    639                     $percent.css('width', percentage * 100 + '%');
    640                     percentages[file.id][1] = percentage;
    641                     updateTotalProgress();
    642                 };
    643 
    644                 uploader.onFileQueued = function(file) {
    645                     fileCount++;
    646                     fileSize += file.size;
    647 
    648                     if (fileCount === 1) {
    649                         $placeHolder.addClass('element-invisible');
    650                         $statusBar.show();
    651                     }
    652 
    653                     addFile(file);
    654                     setState('ready');
    655                     updateTotalProgress();
    656                 };
    657 
    658                 uploader.onFileDequeued = function(file) {
    659                     fileCount--;
    660                     fileSize -= file.size;
    661 
    662                     if (!fileCount) {
    663                         setState('pedding');
    664                     }
    665 
    666                     removeFile(file);
    667                     updateTotalProgress();
    668 
    669                 };
    670 
    671                 /*获取服务器返回的数据*/
    672                 uploader.on('uploadSuccess', function(file, response) {
    673                     alert(response.status);
    674                     if (response.status == "success") {
    675                         imagePath =response.filePath;
    676                         alert("文件保存路径:" + response.filePath);
    677                     } else if (response.status == "error")
    678                         alert(response.error);
    679                 });
    680 
    681                 uploader.on('all', function(type) {
    682                     var stats;
    683                     //alert(type);
    684                     switch (type) {
    685                     case 'uploadFinished':
    686 
    687                         setState('confirm');
    688                         break;
    689 
    690                     case 'startUpload':
    691                         setState('uploading');
    692                         break;
    693 
    694                     case 'stopUpload':
    695                         setState('paused');
    696                         break;
    697 
    698                     }
    699                 });
    700 
    701                 uploader.onError = function(code) {
    702                     alert('Eroor: ' + code);
    703                 };
    704 
    705                 $upload.on('click', function() {
    706                     if ($(this).hasClass('disabled')) {
    707                         return false;
    708                     }
    709 
    710                     if (state === 'ready') { //点击上传按钮,进入准备状态。
    711                         uploader.upload(); //开始上传
    712                     } else if (state === 'paused') {
    713                         uploader.upload();
    714                     } else if (state === 'uploading') {
    715                         uploader.stop();
    716                     }
    717                 });
    718 
    719                 $info.on('click', '.retry', function() {
    720                     uploader.retry();
    721                 });
    722 
    723                 $info.on('click', '.ignore', function() {
    724                     alert('todo');
    725                 });
    726 
    727                 $upload.addClass('state-' + state);
    728                 updateTotalProgress();
    729             });
    730 
    731         })(jQuery);
    732     </script>

    注意:

    4、controller代码

     1     
     2     /**
     3      * 跳转到上传发票的页面
     4      * @param proName
     5      * @param map
     6      * @return
     7      */
     8     @RequestMapping(value = "/upload" )
     9     public String invoiceUpload(String proName,Long id,Map<String, Object> map){
    10         map.put("proName", proName);
    11         projectService.getProject(id);
    12         map.put("projectId", id);
    13         return "project/invoiceUpload";
    14     }
    15     
    16     
    17     
    18     /**
    19      * 上传发票并保存导数据库
    20      * @param file
    21      * @param request
    22      * @param response
    23      * @return
    24      */
    25     @ResponseBody 
    26     @RequestMapping(value = "/news_uploder", method ={RequestMethod.POST,RequestMethod.GET}, produces = "application/json; charset=utf-8")      
    27     public JSONObject uploder(@RequestParam MultipartFile[] file,Long projectId,HttpServletRequest request,HttpServletResponse response){  
    28         String flag=null;  
    29         
    30         JSONObject jsonObject = new JSONObject();
    31         try {  
    32             WebuploaderUtil webuploaderUtil=new WebuploaderUtil();  
    33             webuploaderUtil.upload(file[0], "upload/invoice/", request);  
    34             flag=webuploaderUtil.getFileName(); 
    35             jsonObject.put("filePath", flag);
    36             jsonObject.put("status", "success");
    37             
    38         } catch (Exception e) {  
    39             e.printStackTrace();  
    40         }     
    41         
    42         return jsonObject;  
    43     }  
    44     
    45     

    5、工具类

      1 package com.softjx.util;
      2 
      3 /**  
      4  *Project Name: QDLIMAP  
      5  *File Name:    WebuploaderUtil.java  
      6  *Package Name: com.ltmap.platform.cms.util  
      7  *Date:         2017年4月13日 下午6:30:45  
      8  *Copyright (c) 2017,578888218@qq.com All Rights Reserved.  
      9 */  
     10    
     11   
     12 import java.io.File;  
     13 import java.text.SimpleDateFormat;  
     14 import java.util.Date;  
     15   
     16 import javax.servlet.http.HttpServletRequest;  
     17   
     18 import org.springframework.web.multipart.MultipartFile;  
     19   
     20 /**  
     21  *Title:      WebuploaderUtil<br/>  
     22  *Description:  
     23  *@Company:   励图高科<br/>  
     24  *@author:    刘云生  
     25  *@version:   v1.0  
     26  *@since:     JDK 1.8.0_40  
     27  *@Date:      2017年4月13日 下午6:30:45 <br/>  
     28 */  
     29 public class WebuploaderUtil {  
     30     private String allowSuffix = "jpg,png,gif,jpeg";//允许文件格式  
     31     private long allowSize = 2L;//允许文件大小  
     32     private String fileName;  
     33     private String[] fileNames;  
     34       
     35     public String getAllowSuffix() {  
     36         return allowSuffix;  
     37     }  
     38   
     39     public void setAllowSuffix(String allowSuffix) {  
     40         this.allowSuffix = allowSuffix;  
     41     }  
     42   
     43     public long getAllowSize() {  
     44         return allowSize*1024*1024;  
     45     }  
     46   
     47     public void setAllowSize(long allowSize) {  
     48         this.allowSize = allowSize;  
     49     }  
     50   
     51     public String getFileName() {  
     52         return fileName;  
     53     }  
     54   
     55     public void setFileName(String fileName) {  
     56         this.fileName = fileName;  
     57     }  
     58   
     59     public String[] getFileNames() {  
     60         return fileNames;  
     61     }  
     62   
     63     public void setFileNames(String[] fileNames) {  
     64         this.fileNames = fileNames;  
     65     }  
     66   
     67       
     68   
     69     /**  
     70      *   
     71      * @Title:       getFileNameNew    
     72      * @Description: TODO    
     73      * @param:       @return  
     74      * @return:      String  
     75      * @author:      刘云生  
     76      * @Date:        2017年4月14日 上午10:17:35     
     77      * @throws  
     78      */  
     79     private String getFileNameNew(){  
     80         SimpleDateFormat fmt = new SimpleDateFormat("yyyyMMddHHmmssSSS");  
     81         return fmt.format(new Date());  
     82     }  
     83       
     84   
     85     /**  
     86      *   
     87      * @Title:       uploads    
     88      * @Description: TODO    
     89      * @param:       @param files  
     90      * @param:       @param destDir  
     91      * @param:       @param request  
     92      * @param:       @throws Exception  
     93      * @return:      void  
     94      * @author:      刘云生  
     95      * @Date:        2017年4月14日 上午10:17:14     
     96      * @throws  
     97      */  
     98     public void uploads(MultipartFile[] files, String destDir,HttpServletRequest request) throws Exception {  
     99         String path = request.getContextPath();  
    100         String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path;  
    101         try {  
    102             fileNames = new String[files.length];  
    103             int index = 0;  
    104             for (MultipartFile file : files) {  
    105                 String suffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf(".")+1);  
    106                 int length = getAllowSuffix().indexOf(suffix);  
    107                 if(length == -1){  
    108                     throw new Exception("请上传允许格式的文件");  
    109                 }  
    110                 if(file.getSize() > getAllowSize()){  
    111                     throw new Exception("您上传的文件大小已经超出范围");  
    112                 }  
    113                 String realPath = request.getSession().getServletContext().getRealPath("/");  
    114                 File destFile = new File(realPath+destDir);  
    115                 if(!destFile.exists()){  
    116                     destFile.mkdirs();  
    117                 }  
    118                 String fileNameNew = getFileNameNew()+"."+suffix;//  
    119                 File f = new File(destFile.getAbsoluteFile()+"\"+fileNameNew);  
    120                 file.transferTo(f);  
    121                 f.createNewFile();  
    122                 fileNames[index++] =basePath+destDir+fileNameNew;  
    123             }  
    124         } catch (Exception e) {  
    125             throw e;  
    126         }  
    127     }  
    128       
    129   
    130     /**  
    131      *   
    132      * @Title:       upload    
    133      * @Description: TODO    
    134      * @param:       @param file  
    135      * @param:       @param destDir  
    136      * @param:       @param request  
    137      * @param:       @throws Exception  
    138      * @return:      void  
    139      * @author:      刘云生  
    140      * @Date:        2017年4月14日 上午10:16:16     
    141      * @throws  
    142      */  
    143     public void upload(MultipartFile file, String destDir,HttpServletRequest request) throws Exception {  
    144         String path = request.getContextPath();  
    145         //http://localhost:8088/huahang
    146         String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path;  
    147         try {  
    148                 String suffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf(".")+1);  
    149                 int length = getAllowSuffix().indexOf(suffix);  
    150                 if(length == -1){  
    151                     throw new Exception("请上传允许格式的文件");  
    152                 }  
    153                 if(file.getSize() > getAllowSize()){  
    154                     throw new Exception("您上传的文件大小已经超出范围");  
    155                 }  
    156                   
    157                 String realPath = request.getSession().getServletContext().getRealPath("/")+"/";  
    158                 
    159                 File destFile = new File(realPath+destDir);  
    160                 if(!destFile.exists()){  
    161                     destFile.mkdirs();  
    162                 }  
    163                 String fileNameNew = getFileNameNew()+"."+suffix;  
    164                 File f = new File(destFile.getAbsoluteFile()+"/"+fileNameNew);  
    165                 file.transferTo(f);  
    166                 f.createNewFile();  
    167                 //包含网站的全路径http://localhost:8080/QDLIMAP/upload/user/20170414104142667.png  
    168                 //fileName = basePath+destDir+fileNameNew;  
    169                 //返回相对路径upload/user/20170414104142667.png  
    170                 fileName = destDir+fileNameNew;  
    171         } catch (Exception e) {  
    172             throw e;  
    173     }  
    174 }  
    175 }  
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  • 原文地址:https://www.cnblogs.com/HawkFalcon/p/7727028.html
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