upload.js 36 KB

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  1. (function ($) {
  2. function Uploader(opts) {
  3. opts = $.extend({
  4. wrapper: '.web-uploader', // 图片显示容器选择器
  5. addFileButton: '.add-file-button', // 继续添加按钮选择器
  6. isImage: false,
  7. preview: [], // 数据预览
  8. deleteUrl: '',
  9. deleteData: {},
  10. thumbHeight: 160,
  11. disabled: false, // 禁止任何上传编辑
  12. autoUpdateColumn: false,
  13. disableRemove: false, // 禁止删除图片,允许替换
  14. dimensions: {
  15. // width: 100, // 图片宽限制
  16. // height: 100, // 图片高限制
  17. // min_width: 100, //
  18. // min_height: 100,
  19. // max_width: 100,
  20. // max_height: 100,
  21. // ratio: 3/2, // 宽高比
  22. },
  23. lang: {
  24. exceed_size: '文件大小超出',
  25. interrupt: '上传暂停',
  26. upload_failed: '上传失败,请重试',
  27. selected_files: '选中:num个文件,共:size。',
  28. selected_has_failed: '已成功上传:success个文件,:fail个文件上传失败,<a class="retry" href="javascript:"";">重新上传</a>失败文件或<a class="ignore" href="javascript:"";">忽略</a>',
  29. selected_success: '共:num个(:size),已上传:success个。',
  30. dot: ',',
  31. failed_num: '失败:fail个。',
  32. pause_upload: '暂停上传',
  33. go_on_upload: '继续上传',
  34. start_upload: '开始上传',
  35. upload_success_message: '已成功上传:success个文件',
  36. go_on_add: '继续添加',
  37. Q_TYPE_DENIED: '对不起,不允许上传此类型文件',
  38. Q_EXCEED_NUM_LIMIT: '对不起,已超出文件上传数量限制,最多只能上传:num个文件',
  39. F_EXCEED_SIZE: '对不起,当前选择的文件过大',
  40. Q_EXCEED_SIZE_LIMIT: '对不起,已超出文件大小限制',
  41. F_DUPLICATE: '文件重复',
  42. },
  43. upload: { // web-uploader配置
  44. formData: {
  45. _id: null, // 唯一id
  46. },
  47. thumb: {
  48. width: 160,
  49. height: 160,
  50. quality: 70,
  51. allowMagnify: true,
  52. crop: true,
  53. preserveHeaders: false,
  54. // 为空的话则保留原有图片格式。
  55. // 否则强制转换成指定的类型。
  56. // IE 8下面 base64 大小不能超过 32K 否则预览失败,而非 jpeg 编码的图片很可
  57. // 能会超过 32k, 所以这里设置成预览的时候都是 image/jpeg
  58. type: 'image/jpeg'
  59. },
  60. }
  61. }, opts);
  62. var $selector = $(opts.selector),
  63. updateColumn = opts.upload.formData.upload_column || ('webup' + Math.floor(Math.random()*10000)),
  64. elementName = opts.elementName;
  65. if (typeof opts.upload.formData._id == "undefined" || !opts.upload.formData._id) {
  66. opts.upload.formData._id = updateColumn + Math.floor(Math.random()*10000);
  67. }
  68. var $wrap,
  69. // 展示图片
  70. showImg = opts.isImage,
  71. // 图片容器
  72. $queue,
  73. // 状态栏,包括进度和控制按钮
  74. $statusBar,
  75. // 文件总体选择信息。
  76. $info,
  77. // 上传按钮
  78. $upload,
  79. // 没选择文件之前的内容。
  80. $placeHolder,
  81. $progress,
  82. // 已上传文件数量
  83. originalFilesNum = LA.len(opts.preview),
  84. // 上传表单
  85. $input = $selector.find('input[name="' + elementName + '"]'),
  86. // 获取文件视图选择器
  87. getFileViewSelector = function (fileId) {
  88. return elementName.replace(/[\[\]]*/g, '_')+'-'+fileId;
  89. },
  90. getFileView = function (fileId) {
  91. return $('#' + getFileViewSelector(fileId));
  92. },
  93. // 继续添加按钮选择器
  94. addFileButtonSelector = opts.addFileButton,
  95. // 临时存储上传失败的文件,key为file id
  96. faildFiles = {},
  97. // 临时存储添加到form表单的文件
  98. formFiles = {},
  99. // 添加的文件数量
  100. fileCount = 0,
  101. // 添加的文件总大小
  102. fileSize = 0,
  103. // 可能有pedding, ready, uploading, confirm, done.
  104. state = 'pedding',
  105. // 所有文件的进度信息,key为file id
  106. percentages = {},
  107. // 判断浏览器是否支持图片的base64
  108. isSupportBase64 = (function () {
  109. var data = new Image();
  110. var support = true;
  111. data.onload = data.onerror = function () {
  112. if (this.width != 1 || this.height != 1) {
  113. support = false;
  114. }
  115. };
  116. data.src = "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==";
  117. return support;
  118. })(),
  119. // 检测是否已经安装flash,检测flash的版本
  120. flashVersion = (function () {
  121. var version;
  122. try {
  123. version = navigator.plugins['Shockwave Flash'];
  124. version = version.description;
  125. } catch (ex) {
  126. try {
  127. version = new ActiveXObject('ShockwaveFlash.ShockwaveFlash')
  128. .GetVariable('$version');
  129. } catch (ex2) {
  130. version = '0.0';
  131. }
  132. }
  133. version = version.match(/\d+/g);
  134. return parseFloat(version[0] + '.' + version[1], 10);
  135. })(),
  136. // 判断是否是图片
  137. isImage = function (file) {
  138. return file.type.match(/^image/);
  139. },
  140. // 翻译
  141. __ = LA.Translator(opts.lang),
  142. // WebUploader实例
  143. uploader;
  144. // 当有文件添加进来时执行,负责view的创建
  145. function addFile(file) {
  146. var size = WebUploader.formatSize(file.size), $li, $btns;
  147. if (showImg) {
  148. $li = $('<li id="' + getFileViewSelector(file.id) + '" title="' + file.name + '" style="margin:7px">' +
  149. '<p class="file-type">' + (file.ext.toUpperCase() || 'FILE') + '</p>' +
  150. '<p class="imgWrap "></p>' +
  151. '<p class="title" style="">' + file.name + '</p>' +
  152. '<p class="title" style=\'margin-bottom:12px;\'>(<b>' + size + '</b>)</p>' +
  153. '</li>');
  154. $btns = $('<div class="file-panel">' +
  155. '<a class=\'btn btn-xs btn-default\' data-action="cancel"><i class="fa fa-close red-dark" style=\'font-size:13px\'></i></a>' +
  156. '<a class=\'btn btn-xs btn-default\' data-action="delete" style="display: none"><i class="ti-trash red-dark" style=\'font-size:13px\'></i></a>' +
  157. '<a class=\'btn btn-xs btn-default\' data-action="preview" ><i class="glyphicon glyphicon-zoom-in"></i></a>' +
  158. '</div>').appendTo($li);
  159. } else {
  160. $li = $('<li id="' + getFileViewSelector(file.id) + '" title="' + file.name + '">' +
  161. '<p class="title" style="display:block"><i class=\'ti-check green _success\' style=\'font-weight:bold;font-size:17px;display:none\'></i>' +
  162. file.name + ' (' + size + ')</p>' +
  163. '</li>');
  164. $btns = $('<span data-action="cancel" class="_act" style="font-size:13px"><i class=\'ti-close red-dark\'></i></span>' +
  165. '<span data-action="delete" class="_act" style="display:none"><i class=\'ti-trash red-dark\'></i></span>'
  166. ).appendTo($li);
  167. }
  168. var $wrap = $li.find('p.imgWrap'),
  169. $info = $('<p class="error"></p>'),
  170. showError = function (code, file) {
  171. var text = '';
  172. switch (code) {
  173. case 'exceed_size':
  174. text = __('exceed_size');
  175. break;
  176. case 'interrupt':
  177. text = __('interrupt');
  178. break;
  179. default:
  180. text = __('upload_failed');
  181. break;
  182. }
  183. faildFiles[file.id] = file;
  184. $info.text(text).appendTo($li);
  185. };
  186. $li.appendTo($queue);
  187. if (file.getStatus() === 'invalid') {
  188. showError(file.statusText, file);
  189. } else {
  190. if (showImg) {
  191. var image = uploader.makeThumb(file, function (error, src) {
  192. var img;
  193. $wrap.empty();
  194. if (error) {
  195. $li.find('.title').show();
  196. $li.find('.file-type').show();
  197. return;
  198. }
  199. if (isSupportBase64) {
  200. img = $('<img src="' + src + '">');
  201. $wrap.append(img);
  202. } else {
  203. $li.find('.file-type').show();
  204. }
  205. });
  206. try {
  207. image.once('load', function () {
  208. file._info = file._info || image.info();
  209. file._meta = file._meta || image.meta();
  210. var width = file._info.width,
  211. height = file._info.height;
  212. if (!validateDimensions(file)) {
  213. LA.error('The image dimensions is invalid.');
  214. uploader.removeFile(file);
  215. return false;
  216. }
  217. image.resize(width, height);
  218. });
  219. } catch (e) {
  220. // 不是图片
  221. return setTimeout(function () {
  222. uploader.removeFile(file);
  223. }, 10);
  224. }
  225. }
  226. percentages[file.id] = [file.size, 0];
  227. file.rotation = 0;
  228. }
  229. file.on('statuschange', function (cur, prev) {
  230. if (prev === 'progress') {
  231. // $prgress.hide().width(0);
  232. } else if (prev === 'queued') {
  233. $btns.find('[data-action="cancel"]').hide();
  234. $btns.find('[data-action="delete"]').show();
  235. }
  236. // 成功
  237. if (cur === 'error' || cur === 'invalid') {
  238. showError(file.statusText, file);
  239. percentages[file.id][1] = 1;
  240. } else if (cur === 'interrupt') {
  241. showError('interrupt', file);
  242. } else if (cur === 'queued') {
  243. percentages[file.id][1] = 0;
  244. } else if (cur === 'progress') {
  245. $info.remove();
  246. // $prgress.css('display', 'block');
  247. } else if (cur === 'complete') {
  248. if (showImg) {
  249. $li.append('<span class="success"><em></em><i class="ti-check"></i></span>');
  250. } else {
  251. $li.find('._success').show();
  252. }
  253. }
  254. $li.removeClass('state-' + prev).addClass('state-' + cur);
  255. });
  256. var $act = showImg ? $btns.find('a') : $btns;
  257. $act.on('click', function () {
  258. var index = $(this).data('action');
  259. switch (index) {
  260. case 'cancel':
  261. uploader.removeFile(file);
  262. return;
  263. case 'delete':
  264. if (opts.disableRemove) {
  265. return uploader.removeFile(file);
  266. }
  267. var post = opts.deleteData;
  268. post.key = file.serverId;
  269. if (!post.key) {
  270. return uploader.removeFile(file);
  271. }
  272. post[updateColumn] = '';
  273. LA.loading();
  274. $.post(opts.deleteUrl, post, function (result) {
  275. LA.loading(false);
  276. if (result.status) {
  277. uploader.removeFile(file);
  278. return;
  279. }
  280. LA.error(result.message || 'Remove file failed.');
  281. });
  282. break;
  283. case 'preview':
  284. LA.previewImage($wrap.find('img').attr('src'), null, file.name);
  285. break;
  286. }
  287. });
  288. }
  289. // 图片宽高验证
  290. function validateDimensions(file) {
  291. // The image dimensions is invalid.
  292. if (!showImg || !isImage(file) || !LA.len(opts.dimensions)) return true;
  293. var dimensions = opts.dimensions,
  294. width = file._info.width,
  295. height = file._info.height,
  296. isset = LA.isset;
  297. if (
  298. (isset(dimensions, 'width') && dimensions['width'] != width) ||
  299. (isset(dimensions, 'min_width') && dimensions['min_width'] > width)||
  300. (isset(dimensions, 'max_width') && dimensions['max_width'] < width) ||
  301. (isset(dimensions, 'height') && dimensions['height'] != height) ||
  302. (isset(dimensions, 'min_height') && dimensions['min_height'] > height) ||
  303. (isset(dimensions, 'max_height') && dimensions['max_height'] < height) ||
  304. (isset(dimensions, 'ratio') && dimensions['ratio'] != (width / height))
  305. ) {
  306. return false;
  307. }
  308. return true;
  309. }
  310. // 负责view的销毁
  311. function removeUploadFile(file) {
  312. var $li = getFileView(file.id);
  313. delete percentages[file.id];
  314. updateTotalProgress();
  315. $li.off().find('.file-panel').off().end().remove();
  316. }
  317. function updateTotalProgress() {
  318. var loaded = 0,
  319. total = 0,
  320. $bar = $progress.find('.progress-bar'),
  321. percent;
  322. $.each(percentages, function (k, v) {
  323. total += v[0];
  324. loaded += v[0] * v[1];
  325. });
  326. percent = total ? loaded / total : 0;
  327. percent = Math.round(percent * 100) + '%';
  328. $bar.text(percent);
  329. $bar.css('width', percent);
  330. updateStatusText();
  331. }
  332. function updateStatusText() {
  333. var text = '', stats;
  334. if (!uploader) {
  335. return;
  336. }
  337. if (state === 'ready') {
  338. stats = uploader.getStats();
  339. if (fileCount) {
  340. text = __('selected_files', {num: fileCount, size: WebUploader.formatSize(fileSize)});
  341. } else {
  342. showSuccess();
  343. }
  344. } else if (state === 'confirm') {
  345. stats = uploader.getStats();
  346. if (stats.uploadFailNum) {
  347. text = __('selected_has_failed', {success: stats.successNum, fail: stats.uploadFailNum});
  348. }
  349. } else {
  350. showSuccess();
  351. }
  352. function showSuccess() {
  353. stats = uploader.getStats();
  354. if (stats.successNum) {
  355. text = __('selected_success', {num: fileCount, size: WebUploader.formatSize(fileSize), success: stats.successNum});
  356. }
  357. if (stats.uploadFailNum) {
  358. text += (text ? __('dot') : '') + __('failed_num', {fail: stats.uploadFailNum});
  359. }
  360. }
  361. $info.html(text);
  362. }
  363. // 上传文件后修改字段值
  364. function updateFileColumn() {
  365. var values = getInput(),
  366. num = uploader.getStats().successNum,
  367. form = $.extend({}, opts.formData);
  368. if (!num || !values || !opts.autoUpdateColumn) {
  369. return;
  370. }
  371. form[updateColumn] = values.join(',');
  372. delete form['upload_column'];
  373. $.post(opts.server, form);
  374. }
  375. function setState(val, args) {
  376. var stats;
  377. args = args || {};
  378. if (val === state) {
  379. return;
  380. }
  381. if ($upload) {
  382. $upload.removeClass('state-' + state);
  383. $upload.addClass('state-' + val);
  384. }
  385. state = val;
  386. switch (state) {
  387. case 'pedding':
  388. if (opts.disabled) return;
  389. $placeHolder.removeClass('element-invisible');
  390. $queue.hide();
  391. $statusBar.addClass('element-invisible');
  392. if (showImg) {
  393. $wrap.removeAttr('style');
  394. $wrap.find('.queueList').removeAttr('style');
  395. }
  396. refreshButton();
  397. break;
  398. case 'ready':
  399. $placeHolder.addClass('element-invisible');
  400. $selector.find(addFileButtonSelector).removeClass('element-invisible');
  401. $queue.show();
  402. if (!opts.disabled) {
  403. $statusBar.removeClass('element-invisible');
  404. }
  405. refreshButton();
  406. if (showImg) {
  407. $wrap.find('.queueList').css({'border': '1px solid var(--50)', 'padding':'5px'});
  408. // $wrap.find('.queueList').removeAttr('style');
  409. }
  410. break;
  411. case 'uploading':
  412. $selector.find(addFileButtonSelector).addClass('element-invisible');
  413. $progress.show();
  414. $upload.text(__('pause_upload'));
  415. break;
  416. case 'paused':
  417. $progress.show();
  418. $upload.text(__('go_on_upload'));
  419. break;
  420. case 'confirm':
  421. if (uploader) {
  422. $progress.hide();
  423. $selector.find(addFileButtonSelector).removeClass('element-invisible');
  424. $upload.text(__('start_upload'));
  425. stats = uploader.getStats();
  426. if (stats.successNum && !stats.uploadFailNum) {
  427. setState('finish');
  428. return;
  429. }
  430. }
  431. break;
  432. case 'finish':
  433. if (uploader) {
  434. stats = uploader.getStats();
  435. if (stats.successNum) {
  436. LA.success(__('upload_success_message', {success: stats.successNum}));
  437. } else {
  438. // 没有成功的图片,重设
  439. state = 'done';
  440. location.reload();
  441. }
  442. }
  443. break;
  444. case 'decrOriginalFileNum':
  445. if (originalFilesNum > 0) originalFilesNum --;
  446. break;
  447. case 'incrOriginalFileNum':
  448. originalFilesNum ++;
  449. break;
  450. case 'decrFileNumLimit': // 减少上传文件数量限制
  451. if (!uploader) {
  452. return;
  453. }
  454. var ofl = uploader.option('fileNumLimit'),
  455. num = args.num || 1;
  456. if (ofl == '-1') ofl = 0;
  457. num = ofl >= num ? ofl - num : 0;
  458. if (num == 0) num = '-1';
  459. uploader.option('fileNumLimit', num);
  460. break;
  461. case 'incrFileNumLimit': // 增加上传文件数量限制
  462. if (!uploader) {
  463. return;
  464. }
  465. var ofl = uploader.option('fileNumLimit'),
  466. num = args.num || 1;
  467. if (ofl == '-1') ofl = 0;
  468. num = ofl + num;
  469. uploader.option('fileNumLimit', num);
  470. break;
  471. case 'init': // 初始化
  472. $upload.addClass('state-' + state);
  473. updateTotalProgress();
  474. if (originalFilesNum || opts.disabled) {
  475. $placeHolder.addClass('element-invisible');
  476. if (!opts.disabled) {
  477. $statusBar.show();
  478. } else {
  479. $wrap.addClass('disabled');
  480. }
  481. setState('ready');
  482. } else if (showImg) {
  483. $wrap.removeAttr('style');
  484. $wrap.find('.queueList').css('margin', '0');
  485. }
  486. refreshButton();
  487. break;
  488. }
  489. updateStatusText();
  490. }
  491. // 移除form表单的文件
  492. function removeFormFile(fileId) {
  493. if (!fileId) return;
  494. var file = formFiles[fileId];
  495. deleteInput(fileId);
  496. delete formFiles[fileId];
  497. if (uploader && !file.fake) {
  498. uploader.removeFile(file);
  499. }
  500. setState('decrOriginalFileNum');
  501. setState('incrFileNumLimit');
  502. if (!LA.len(formFiles) && !LA.len(percentages)) {
  503. setState('pedding');
  504. }
  505. }
  506. // 获取表单值
  507. function getInput() {
  508. var val = $input.val();
  509. return val ? val.split(',') : [];
  510. }
  511. // 新增表单值
  512. function addInput(id) {
  513. var val = getInput();
  514. val.push(id);
  515. setInput(val);
  516. }
  517. // 设置表单值
  518. function setInput(arr) {
  519. arr = arr.filter(function(v, k, self) {
  520. return self.indexOf(v) === k;
  521. }).filter(function (v) {
  522. return v ? true : false;
  523. });
  524. $input.val(arr.join(','));
  525. }
  526. // 删除表单值
  527. function deleteInput(id) {
  528. if (!id) {
  529. return $input.val('');
  530. }
  531. setInput(getInput().filter(function (v) {
  532. return v != id;
  533. }));
  534. }
  535. // 重新计算按钮定位
  536. function refreshButton() {
  537. setTimeout(function () {
  538. uploader.refresh();
  539. }, 400);
  540. }
  541. // 添加上传成功文件到表单区域
  542. function appendUploadedFileForm(file) {
  543. var html = "";
  544. html += "<li title='" + file.serverPath + "'>";
  545. if (showImg) {
  546. html += "<p class='imgWrap'>";
  547. html += " <img src='" + file.serverUrl + "'>";
  548. html += "</p>";
  549. } else if (!opts.disabled) {
  550. html += '<p class="_act" data-action=\'delete\' data-id="' + file.serverId + '"><i class=\'ti-trash red-dark\'></i></p>';
  551. }
  552. html += "<p class='title' style=''><i class='ti-check green _success' style='font-weight:bold;font-size:17px;display:none'></i>";
  553. html += file.serverPath;
  554. html += "</p>";
  555. if (showImg) {
  556. html += "<p class='title' style='margin-bottom:12px;'>&nbsp;</p>";
  557. html += "<div class='file-panel' >";
  558. if (!opts.disabled) {
  559. html += "<a class='btn btn-xs btn-default' data-action='deleteurl' data-id='" + file.serverId + "'><i class='ti-trash red-dark' style='font-size:13px'></i></a>";
  560. }
  561. html += "<a class='btn btn-xs btn-default' data-action='preview' data-url='" + file.serverUrl + "' ><i class='glyphicon glyphicon-zoom-in'></i></a>";
  562. html += "</div>";
  563. }
  564. html += "</li>";
  565. html = $(html);
  566. if (!showImg) {
  567. html.find('.file-type').show();
  568. html.find('.title').show();
  569. $wrap.css('background', 'transparent');
  570. }
  571. // 删除按钮点击事件
  572. html.find('[data-action="deleteurl"]').click(function () {
  573. var fileId = $(this).data('id'), post = opts.deleteData;
  574. if (opts.disableRemove) {
  575. html.remove();
  576. return removeFormFile(fileId);
  577. }
  578. post.key = fileId;
  579. post[updateColumn] = null;
  580. LA.loading();
  581. $.post(opts.deleteUrl, post, function (result) {
  582. LA.loading(false);
  583. if (result.status) {
  584. // 移除
  585. html.remove();
  586. removeFormFile(fileId);
  587. return;
  588. }
  589. LA.error(result.message || 'Remove file failed.')
  590. });
  591. });
  592. // 放大图片
  593. html.find('[data-action="preview"]').click(function () {
  594. var url = $(this).data('url');
  595. LA.previewImage(url);
  596. });
  597. setState('incrOriginalFileNum');
  598. setState('decrFileNumLimit');
  599. formFiles[file.serverId] = file;
  600. addInput(file.serverId);
  601. $queue.append(html);
  602. if (showImg) {
  603. setTimeout(function () { html.css('margin', '7px');}, 80);
  604. }
  605. }
  606. // 初始化web-uploader
  607. function build() {
  608. $wrap = $selector.find(opts.wrapper);
  609. // 图片容器
  610. $queue = $('<ul class="filelist"></ul>').appendTo($wrap.find('.queueList'));
  611. // 状态栏,包括进度和控制按钮
  612. $statusBar = $wrap.find('.statusBar');
  613. // 文件总体选择信息。
  614. $info = $statusBar.find('.info');
  615. // 上传按钮
  616. $upload = $wrap.find('.uploadBtn');
  617. // 没选择文件之前的内容。
  618. $placeHolder = $wrap.find('.placeholder');
  619. $progress = $statusBar.find('.upload-progress').hide();
  620. // IE;
  621. supportIe();
  622. // 实例化
  623. uploader = WebUploader.create(opts.upload);
  624. // 拖拽时不接受 js, txt 文件。
  625. uploader.on('dndAccept', function (items) {
  626. var denied = false,
  627. len = items.length,
  628. i = 0,
  629. // 修改js类型
  630. unAllowed = 'text/plain;application/javascript ';
  631. for (; i < len; i++) {
  632. // 如果在列表里面
  633. if (~unAllowed.indexOf(items[i].type)) {
  634. denied = true;
  635. break;
  636. }
  637. }
  638. return !denied;
  639. });
  640. if (opts.upload.fileNumLimit > 1 && !opts.disabled) {
  641. // 添加“添加文件”的按钮,
  642. uploader.addButton({
  643. id: addFileButtonSelector,
  644. label: '<i class="glyphicon glyphicon-folder-open"></i> &nbsp;' + __('go_on_add')
  645. });
  646. }
  647. uploader.onUploadProgress = function (file, percentage) {
  648. percentages[file.id][1] = percentage;
  649. updateTotalProgress();
  650. };
  651. uploader.onBeforeFileQueued = function (file) {
  652. };
  653. uploader.onFileQueued = function (file) {
  654. fileCount++;
  655. fileSize += file.size;
  656. if (fileCount === 1) {
  657. $placeHolder.addClass('element-invisible');
  658. $statusBar.show();
  659. }
  660. addFile(file);
  661. setState('ready');
  662. updateTotalProgress();
  663. };
  664. // 删除文件事件监听
  665. uploader.onFileDequeued = function (file) {
  666. fileCount--;
  667. fileSize -= file.size;
  668. if (!fileCount && !LA.len(formFiles)) {
  669. setState('pedding');
  670. }
  671. removeUploadFile(file);
  672. };
  673. uploader.on('all', function (type, obj, reason) {
  674. switch (type) {
  675. case 'uploadFinished':
  676. setState('confirm');
  677. updateFileColumn();
  678. break;
  679. case 'startUpload':
  680. setState('uploading');
  681. break;
  682. case 'stopUpload':
  683. setState('paused');
  684. break;
  685. case 'uploadAccept':
  686. // 上传失败,返回false
  687. if (reason && reason.error) {
  688. LA.error(reason.error.message);
  689. faildFiles[obj.file.id] = obj.file;
  690. return false;
  691. }
  692. if (reason.merge) {
  693. // 分片上传
  694. return;
  695. }
  696. // 上传成功,保存新文件名和路径到file对象
  697. obj.file.serverId = reason.id;
  698. obj.file.serverName = reason.name;
  699. obj.file.serverPath = reason.path;
  700. obj.file.serverUrl = reason.url || null;
  701. addInput(reason.id);
  702. if (!showImg) {
  703. var $li = getFileView(obj.file.id);
  704. $li.find('._act').hide();
  705. $li.find('[data-action="delete"]').show();
  706. }
  707. break;
  708. }
  709. });
  710. uploader.onError = function (code) {
  711. switch (code) {
  712. case 'Q_TYPE_DENIED':
  713. LA.error(__('Q_TYPE_DENIED'));
  714. break;
  715. case 'Q_EXCEED_NUM_LIMIT':
  716. LA.error(__('Q_EXCEED_NUM_LIMIT', {num: opts.upload.fileNumLimit}));
  717. break;
  718. case 'F_EXCEED_SIZE':
  719. LA.error(__('F_EXCEED_SIZE'));
  720. break;
  721. case 'Q_EXCEED_SIZE_LIMIT':
  722. LA.error(__('Q_EXCEED_SIZE_LIMIT'));
  723. break;
  724. case 'F_DUPLICATE':
  725. LA.warning(__('F_DUPLICATE'));
  726. break;
  727. default:
  728. LA.error('Error: ' + code);
  729. }
  730. };
  731. $upload.on('click', function () {
  732. if ($(this).hasClass('disabled')) {
  733. return false;
  734. }
  735. if (state === 'ready') {
  736. uploader.upload();
  737. } else if (state === 'paused') {
  738. uploader.upload();
  739. } else if (state === 'uploading') {
  740. uploader.stop();
  741. }
  742. });
  743. $info.on('click', '.retry', function () {
  744. uploader.retry();
  745. });
  746. $info.on('click', '.ignore', function () {
  747. for (var i in faildFiles) {
  748. uploader.removeFile(i, true);
  749. delete faildFiles[i];
  750. }
  751. });
  752. setState('init');
  753. }
  754. // 预览
  755. function preview() {
  756. for (var i in opts.preview) {
  757. var path = opts.preview[i].path, ext;
  758. if (path.indexOf('.')) {
  759. ext = path.split('.').pop();
  760. }
  761. appendUploadedFileForm({
  762. serverId: opts.preview[i].id,
  763. serverUrl: opts.preview[i].url,
  764. serverPath: path,
  765. ext: ext,
  766. fake: 1,
  767. })
  768. }
  769. }
  770. this.uploader = uploader;
  771. this.options = opts;
  772. this.build = build;
  773. this.preview = preview;
  774. this.setState = setState;
  775. this.refreshButton = refreshButton;
  776. this.getFileView = getFileView;
  777. this.getFileViewSelector = getFileViewSelector;
  778. this.addFileView = addFile;
  779. this.removeUploadFileView = removeUploadFile;
  780. this.isImage = isImage;
  781. this.getColumn = function () {
  782. return updateColumn;
  783. };
  784. function supportIe() {
  785. if (!WebUploader.Uploader.support('flash') && WebUploader.browser.ie) {
  786. // flash 安装了但是版本过低。
  787. if (flashVersion) {
  788. (function (container) {
  789. window['expressinstallcallback'] = function (state) {
  790. switch (state) {
  791. case 'Download.Cancelled':
  792. break;
  793. case 'Download.Failed':
  794. LA.error('Install failed!');
  795. break;
  796. default:
  797. LA.success('Install Success!');
  798. break;
  799. }
  800. delete window['expressinstallcallback'];
  801. };
  802. var swf = './expressInstall.swf';
  803. // insert flash object
  804. var html = '<object type="application/' +
  805. 'x-shockwave-flash" data="' + swf + '" ';
  806. if (WebUploader.browser.ie) {
  807. html += 'classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" ';
  808. }
  809. html += 'width="100%" height="100%" style="outline:0">' +
  810. '<param name="movie" value="' + swf + '" />' +
  811. '<param name="wmode" value="transparent" />' +
  812. '<param name="allowscriptaccess" value="always" />' +
  813. '</object>';
  814. container.html(html);
  815. })($wrap);
  816. // 压根就没有安转。
  817. } else {
  818. $wrap.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>');
  819. }
  820. return;
  821. } else if (!WebUploader.Uploader.support()) {
  822. LA.error('Web Uploader 不支持您的浏览器!');
  823. return;
  824. }
  825. }
  826. return this;
  827. }
  828. LA.Uploader = Uploader;
  829. })(jQuery);