754 lines
29 KiB
JavaScript
754 lines
29 KiB
JavaScript
/**
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* User: Jinqn
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* Date: 14-04-08
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* Time: 下午16:34
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* 上传图片对话框逻辑代码,包括tab: 远程图片/上传图片/在线图片/搜索图片
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*/
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(function () {
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var uploadFile,
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onlineFile;
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window.onload = function () {
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initTabs();
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initButtons();
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};
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/* 初始化tab标签 */
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function initTabs() {
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var tabs = $G('tabhead').children;
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for (var i = 0; i < tabs.length; i++) {
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domUtils.on(tabs[i], "click", function (e) {
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var target = e.target || e.srcElement;
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setTabFocus(target.getAttribute('data-content-id'));
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});
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}
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setTabFocus('upload');
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}
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/* 初始化tabbody */
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function setTabFocus(id) {
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if(!id) return;
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var i, bodyId, tabs = $G('tabhead').children;
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for (i = 0; i < tabs.length; i++) {
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bodyId = tabs[i].getAttribute('data-content-id')
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if (bodyId == id) {
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domUtils.addClass(tabs[i], 'focus');
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domUtils.addClass($G(bodyId), 'focus');
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} else {
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domUtils.removeClasses(tabs[i], 'focus');
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domUtils.removeClasses($G(bodyId), 'focus');
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}
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}
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switch (id) {
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case 'upload':
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uploadFile = uploadFile || new UploadFile('queueList');
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break;
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case 'online':
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onlineFile = onlineFile || new OnlineFile('fileList');
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break;
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}
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}
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/* 初始化onok事件 */
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function initButtons() {
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dialog.onok = function () {
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var list = [], id, tabs = $G('tabhead').children;
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for (var i = 0; i < tabs.length; i++) {
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if (domUtils.hasClass(tabs[i], 'focus')) {
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id = tabs[i].getAttribute('data-content-id');
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break;
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}
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}
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switch (id) {
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case 'upload':
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list = uploadFile.getInsertList();
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var count = uploadFile.getQueueCount();
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if (count) {
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$('.info', '#queueList').html('<span style="color:red;">' + '还有2个未上传文件'.replace(/[\d]/, count) + '</span>');
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return false;
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}
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break;
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case 'online':
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list = onlineFile.getInsertList();
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break;
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}
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editor.execCommand('insertfile', list);
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};
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}
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/* 上传附件 */
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function UploadFile(target) {
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this.$wrap = target.constructor == String ? $('#' + target) : $(target);
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this.init();
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}
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UploadFile.prototype = {
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init: function () {
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this.fileList = [];
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this.initContainer();
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this.initUploader();
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},
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initContainer: function () {
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this.$queue = this.$wrap.find('.filelist');
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},
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/* 初始化容器 */
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initUploader: function () {
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var _this = this,
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$ = jQuery, // just in case. Make sure it's not an other libaray.
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$wrap = _this.$wrap,
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// 图片容器
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$queue = $wrap.find('.filelist'),
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// 状态栏，包括进度和控制按钮
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$statusBar = $wrap.find('.statusBar'),
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// 文件总体选择信息。
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$info = $statusBar.find('.info'),
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// 上传按钮
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$upload = $wrap.find('.uploadBtn'),
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// 上传按钮
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$filePickerBtn = $wrap.find('.filePickerBtn'),
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// 上传按钮
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$filePickerBlock = $wrap.find('.filePickerBlock'),
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// 没选择文件之前的内容。
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$placeHolder = $wrap.find('.placeholder'),
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// 总体进度条
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$progress = $statusBar.find('.progress').hide(),
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// 添加的文件数量
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fileCount = 0,
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// 添加的文件总大小
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fileSize = 0,
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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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// 缩略图大小
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thumbnailWidth = 113 * ratio,
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thumbnailHeight = 113 * ratio,
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// 可能有pedding, ready, uploading, confirm, done.
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state = '',
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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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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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// WebUploader实例
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uploader,
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actionUrl = editor.getActionUrl(editor.getOpt('fileActionName')),
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fileMaxSize = editor.getOpt('fileMaxSize'),
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acceptExtensions = (editor.getOpt('fileAllowFiles') || []).join('').replace(/\./g, ',').replace(/^[,]/, '');;
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if (!WebUploader.Uploader.support()) {
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$('#filePickerReady').after($('<div>').html(lang.errorNotSupport)).hide();
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return;
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} else if (!editor.getOpt('fileActionName')) {
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$('#filePickerReady').after($('<div>').html(lang.errorLoadConfig)).hide();
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return;
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}
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uploader = _this.uploader = WebUploader.create({
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pick: {
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id: '#filePickerReady',
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label: lang.uploadSelectFile
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},
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swf: '../../third-party/webuploader/Uploader.swf',
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server: actionUrl,
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fileVal: editor.getOpt('fileFieldName'),
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duplicate: true,
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fileSingleSizeLimit: fileMaxSize,
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compress: false
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});
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uploader.addButton({
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id: '#filePickerBlock'
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});
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uploader.addButton({
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id: '#filePickerBtn',
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label: lang.uploadAddFile
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});
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setState('pedding');
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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 = $('<li id="' + file.id + '">' +
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'<p class="title">' + file.name + '</p>' +
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'<p class="imgWrap"></p>' +
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'<p class="progress"><span></span></p>' +
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'</li>'),
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$btns = $('<div class="file-panel">' +
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'<span class="cancel">' + lang.uploadDelete + '</span>' +
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'<span class="rotateRight">' + lang.uploadTurnRight + '</span>' +
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'<span class="rotateLeft">' + lang.uploadTurnLeft + '</span></div>').appendTo($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 = $('<p class="error"></p>').hide().appendTo($li),
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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 = lang.errorExceedSize;
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break;
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case 'interrupt':
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text = lang.errorInterrupt;
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break;
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case 'http':
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text = lang.errorHttp;
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break;
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case 'not_allow_type':
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text = lang.errorFileType;
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break;
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default:
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text = lang.errorUploadRetry;
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break;
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}
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$info.text(text).show();
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};
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if (file.getStatus() === 'invalid') {
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showError(file.statusText);
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} else {
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$wrap.text(lang.uploadPreview);
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if ('|png|jpg|jpeg|bmp|gif|'.indexOf('|'+file.ext.toLowerCase()+'|') == -1) {
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$wrap.empty().addClass('notimage').append('<i class="file-preview file-type-' + file.ext.toLowerCase() + '"></i>' +
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'<span class="file-title" title="' + file.name + '">' + file.name + '</span>');
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} else {
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if (browser.ie && browser.version <= 7) {
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$wrap.text(lang.uploadNoPreview);
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} else {
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uploader.makeThumb(file, function (error, src) {
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if (error || !src) {
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$wrap.text(lang.uploadNoPreview);
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} else {
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var $img = $('<img src="' + src + '">');
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$wrap.empty().append($img);
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$img.on('error', function () {
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$wrap.text(lang.uploadNoPreview);
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});
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}
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}, thumbnailWidth, thumbnailHeight);
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}
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}
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percentages[ file.id ] = [ file.size, 0 ];
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file.rotation = 0;
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/* 检查文件格式 */
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if (!file.ext || acceptExtensions.indexOf(file.ext.toLowerCase()) == -1) {
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showError('not_allow_type');
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uploader.removeFile(file);
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}
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}
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file.on('statuschange', function (cur, prev) {
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if (prev === 'progress') {
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$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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// 成功
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if (cur === 'error' || cur === 'invalid') {
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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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$info.hide();
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$prgress.css('display', 'block');
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} else if (cur === 'complete') {
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}
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$li.removeClass('state-' + prev).addClass('state-' + cur);
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});
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$li.on('mouseenter', function () {
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$btns.stop().animate({height: 30});
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});
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$li.on('mouseleave', function () {
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$btns.stop().animate({height: 0});
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});
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$btns.on('click', 'span', function () {
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var index = $(this).index(),
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deg;
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switch (index) {
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case 0:
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uploader.removeFile(file);
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return;
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case 1:
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file.rotation += 90;
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break;
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case 2:
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file.rotation -= 90;
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break;
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}
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if (supportTransition) {
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deg = 'rotate(' + file.rotation + 'deg)';
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$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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$wrap.css('filter', 'progid:DXImageTransform.Microsoft.BasicImage(rotation=' + (~~((file.rotation / 90) % 4 + 4) % 4) + ')');
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}
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});
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$li.insertBefore($filePickerBlock);
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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 = $('#' + file.id);
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delete percentages[ file.id ];
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updateTotalProgress();
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$li.off().find('.file-panel').off().end().remove();
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}
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function updateTotalProgress() {
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var loaded = 0,
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total = 0,
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spans = $progress.children(),
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percent;
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$.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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percent = total ? loaded / total : 0;
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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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function setState(val, files) {
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if (val != state) {
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var stats = uploader.getStats();
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$upload.removeClass('state-' + state);
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$upload.addClass('state-' + val);
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switch (val) {
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/* 未选择文件 */
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case 'pedding':
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$queue.addClass('element-invisible');
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$statusBar.addClass('element-invisible');
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$placeHolder.removeClass('element-invisible');
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$progress.hide(); $info.hide();
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uploader.refresh();
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break;
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/* 可以开始上传 */
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case 'ready':
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$placeHolder.addClass('element-invisible');
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$queue.removeClass('element-invisible');
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$statusBar.removeClass('element-invisible');
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$progress.hide(); $info.show();
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$upload.text(lang.uploadStart);
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uploader.refresh();
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break;
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/* 上传中 */
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case 'uploading':
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$progress.show(); $info.hide();
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$upload.text(lang.uploadPause);
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break;
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/* 暂停上传 */
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case 'paused':
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$progress.show(); $info.hide();
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$upload.text(lang.uploadContinue);
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break;
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case 'confirm':
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$progress.show(); $info.hide();
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$upload.text(lang.uploadStart);
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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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$progress.hide(); $info.show();
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if (stats.uploadFailNum) {
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$upload.text(lang.uploadRetry);
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} else {
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$upload.text(lang.uploadStart);
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}
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break;
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}
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state = val;
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updateStatus();
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}
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if (!_this.getQueueCount()) {
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$upload.addClass('disabled')
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} else {
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$upload.removeClass('disabled')
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}
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}
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function updateStatus() {
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var text = '', stats;
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if (state === 'ready') {
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text = lang.updateStatusReady.replace('_', fileCount).replace('_KB', WebUploader.formatSize(fileSize));
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} else if (state === 'confirm') {
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stats = uploader.getStats();
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if (stats.uploadFailNum) {
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text = lang.updateStatusConfirm.replace('_', stats.successNum).replace('_', stats.successNum);
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}
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} else {
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stats = uploader.getStats();
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text = lang.updateStatusFinish.replace('_', fileCount).
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replace('_KB', WebUploader.formatSize(fileSize)).
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replace('_', stats.successNum);
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if (stats.uploadFailNum) {
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text += lang.updateStatusError.replace('_', stats.uploadFailNum);
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}
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}
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$info.html(text);
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}
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uploader.on('fileQueued', function (file) {
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fileCount++;
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fileSize += file.size;
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if (fileCount === 1) {
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$placeHolder.addClass('element-invisible');
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$statusBar.show();
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}
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addFile(file);
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});
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uploader.on('fileDequeued', function (file) {
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fileCount--;
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fileSize -= file.size;
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removeFile(file);
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updateTotalProgress();
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});
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uploader.on('filesQueued', function (file) {
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if (!uploader.isInProgress() && (state == 'pedding' || state == 'finish' || state == 'confirm' || state == 'ready')) {
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setState('ready');
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}
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updateTotalProgress();
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});
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uploader.on('all', function (type, files) {
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switch (type) {
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case 'uploadFinished':
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setState('confirm', files);
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break;
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case 'startUpload':
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/* 添加额外的GET参数 */
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var params = utils.serializeParam(editor.queryCommandValue('serverparam')) || '',
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url = utils.formatUrl(actionUrl + (actionUrl.indexOf('?') == -1 ? '?':'&') + 'encode=utf-8&' + params);
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uploader.option('server', url);
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setState('uploading', files);
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break;
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case 'stopUpload':
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setState('paused', files);
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break;
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}
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});
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uploader.on('uploadBeforeSend', function (file, data, header) {
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//这里可以通过data对象添加POST参数
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header['X_Requested_With'] = 'XMLHttpRequest';
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});
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uploader.on('uploadProgress', function (file, percentage) {
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var $li = $('#' + file.id),
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$percent = $li.find('.progress span');
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$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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uploader.on('uploadSuccess', function (file, ret) {
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var $file = $('#' + file.id);
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try {
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var responseText = (ret._raw || ret),
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json = utils.str2json(responseText);
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if (json.state == 'SUCCESS') {
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_this.fileList.push(json);
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$file.append('<span class="success"></span>');
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} else {
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$file.find('.error').text(json.state).show();
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}
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} catch (e) {
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$file.find('.error').text(lang.errorServerUpload).show();
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}
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});
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uploader.on('uploadError', function (file, code) {
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});
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uploader.on('error', function (code, file) {
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if (code == 'Q_TYPE_DENIED' || code == 'F_EXCEED_SIZE') {
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addFile(file);
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}
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});
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uploader.on('uploadComplete', function (file, ret) {
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});
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$upload.on('click', function () {
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if ($(this).hasClass('disabled')) {
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return false;
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}
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if (state === 'ready') {
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uploader.upload();
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} else if (state === 'paused') {
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uploader.upload();
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} else if (state === 'uploading') {
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uploader.stop();
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}
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});
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$upload.addClass('state-' + state);
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updateTotalProgress();
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},
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getQueueCount: function () {
|
||
var file, i, status, readyFile = 0, files = this.uploader.getFiles();
|
||
for (i = 0; file = files[i++]; ) {
|
||
status = file.getStatus();
|
||
if (status == 'queued' || status == 'uploading' || status == 'progress') readyFile++;
|
||
}
|
||
return readyFile;
|
||
},
|
||
getInsertList: function () {
|
||
var i, link, data, list = [],
|
||
prefix = editor.getOpt('fileUrlPrefix');
|
||
for (i = 0; i < this.fileList.length; i++) {
|
||
data = this.fileList[i];
|
||
link = data.url;
|
||
list.push({
|
||
title: data.original || link.substr(link.lastIndexOf('/') + 1),
|
||
url: prefix + link
|
||
});
|
||
}
|
||
return list;
|
||
}
|
||
};
|
||
|
||
|
||
/* 在线附件 */
|
||
function OnlineFile(target) {
|
||
this.container = utils.isString(target) ? document.getElementById(target) : target;
|
||
this.init();
|
||
}
|
||
OnlineFile.prototype = {
|
||
init: function () {
|
||
this.initContainer();
|
||
this.initEvents();
|
||
this.initData();
|
||
},
|
||
/* 初始化容器 */
|
||
initContainer: function () {
|
||
this.container.innerHTML = '';
|
||
this.list = document.createElement('ul');
|
||
this.clearFloat = document.createElement('li');
|
||
|
||
domUtils.addClass(this.list, 'list');
|
||
domUtils.addClass(this.clearFloat, 'clearFloat');
|
||
|
||
this.list.appendChild(this.clearFloat);
|
||
this.container.appendChild(this.list);
|
||
},
|
||
/* 初始化滚动事件,滚动到地步自动拉取数据 */
|
||
initEvents: function () {
|
||
var _this = this;
|
||
|
||
/* 滚动拉取图片 */
|
||
domUtils.on($G('fileList'), 'scroll', function(e){
|
||
var panel = this;
|
||
if (panel.scrollHeight - (panel.offsetHeight + panel.scrollTop) < 10) {
|
||
_this.getFileData();
|
||
}
|
||
});
|
||
/* 选中图片 */
|
||
domUtils.on(this.list, 'click', function (e) {
|
||
var target = e.target || e.srcElement,
|
||
li = target.parentNode;
|
||
|
||
if (li.tagName.toLowerCase() == 'li') {
|
||
if (domUtils.hasClass(li, 'selected')) {
|
||
domUtils.removeClasses(li, 'selected');
|
||
} else {
|
||
domUtils.addClass(li, 'selected');
|
||
}
|
||
}
|
||
});
|
||
},
|
||
/* 初始化第一次的数据 */
|
||
initData: function () {
|
||
|
||
/* 拉取数据需要使用的值 */
|
||
this.state = 0;
|
||
this.listSize = editor.getOpt('fileManagerListSize');
|
||
this.listIndex = 0;
|
||
this.listEnd = false;
|
||
|
||
/* 第一次拉取数据 */
|
||
this.getFileData();
|
||
},
|
||
/* 向后台拉取图片列表数据 */
|
||
getFileData: function () {
|
||
var _this = this;
|
||
|
||
if(!_this.listEnd && !this.isLoadingData) {
|
||
this.isLoadingData = true;
|
||
ajax.request(editor.getActionUrl(editor.getOpt('fileManagerActionName')), {
|
||
timeout: 100000,
|
||
data: utils.extend({
|
||
start: this.listIndex,
|
||
size: this.listSize
|
||
}, editor.queryCommandValue('serverparam')),
|
||
method: 'get',
|
||
onsuccess: function (r) {
|
||
try {
|
||
var json = eval('(' + r.responseText + ')');
|
||
if (json.state == 'SUCCESS') {
|
||
_this.pushData(json.list);
|
||
_this.listIndex = parseInt(json.start) + parseInt(json.list.length);
|
||
if(_this.listIndex >= json.total) {
|
||
_this.listEnd = true;
|
||
}
|
||
_this.isLoadingData = false;
|
||
}
|
||
} catch (e) {
|
||
if(r.responseText.indexOf('ue_separate_ue') != -1) {
|
||
var list = r.responseText.split(r.responseText);
|
||
_this.pushData(list);
|
||
_this.listIndex = parseInt(list.length);
|
||
_this.listEnd = true;
|
||
_this.isLoadingData = false;
|
||
}
|
||
}
|
||
},
|
||
onerror: function () {
|
||
_this.isLoadingData = false;
|
||
}
|
||
});
|
||
}
|
||
},
|
||
/* 添加图片到列表界面上 */
|
||
pushData: function (list) {
|
||
var i, item, img, filetype, preview, icon, _this = this,
|
||
urlPrefix = editor.getOpt('fileManagerUrlPrefix');
|
||
for (i = 0; i < list.length; i++) {
|
||
if(list[i] && list[i].url) {
|
||
item = document.createElement('li');
|
||
icon = document.createElement('span');
|
||
filetype = list[i].url.substr(list[i].url.lastIndexOf('.') + 1);
|
||
|
||
if ( "png|jpg|jpeg|gif|bmp".indexOf(filetype) != -1 ) {
|
||
preview = document.createElement('img');
|
||
domUtils.on(preview, 'load', (function(image){
|
||
return function(){
|
||
_this.scale(image, image.parentNode.offsetWidth, image.parentNode.offsetHeight);
|
||
};
|
||
})(preview));
|
||
preview.width = 113;
|
||
preview.setAttribute('src', urlPrefix + list[i].url + (list[i].url.indexOf('?') == -1 ? '?noCache=':'&noCache=') + (+new Date()).toString(36) );
|
||
} else {
|
||
var ic = document.createElement('i'),
|
||
textSpan = document.createElement('span');
|
||
textSpan.innerHTML = list[i].url.substr(list[i].url.lastIndexOf('/') + 1);
|
||
preview = document.createElement('div');
|
||
preview.appendChild(ic);
|
||
preview.appendChild(textSpan);
|
||
domUtils.addClass(preview, 'file-wrapper');
|
||
domUtils.addClass(textSpan, 'file-title');
|
||
domUtils.addClass(ic, 'file-type-' + filetype);
|
||
domUtils.addClass(ic, 'file-preview');
|
||
}
|
||
domUtils.addClass(icon, 'icon');
|
||
item.setAttribute('data-url', urlPrefix + list[i].url);
|
||
if (list[i].original) {
|
||
item.setAttribute('data-title', list[i].original);
|
||
}
|
||
|
||
item.appendChild(preview);
|
||
item.appendChild(icon);
|
||
this.list.insertBefore(item, this.clearFloat);
|
||
}
|
||
}
|
||
},
|
||
/* 改变图片大小 */
|
||
scale: function (img, w, h, type) {
|
||
var ow = img.width,
|
||
oh = img.height;
|
||
|
||
if (type == 'justify') {
|
||
if (ow >= oh) {
|
||
img.width = w;
|
||
img.height = h * oh / ow;
|
||
img.style.marginLeft = '-' + parseInt((img.width - w) / 2) + 'px';
|
||
} else {
|
||
img.width = w * ow / oh;
|
||
img.height = h;
|
||
img.style.marginTop = '-' + parseInt((img.height - h) / 2) + 'px';
|
||
}
|
||
} else {
|
||
if (ow >= oh) {
|
||
img.width = w * ow / oh;
|
||
img.height = h;
|
||
img.style.marginLeft = '-' + parseInt((img.width - w) / 2) + 'px';
|
||
} else {
|
||
img.width = w;
|
||
img.height = h * oh / ow;
|
||
img.style.marginTop = '-' + parseInt((img.height - h) / 2) + 'px';
|
||
}
|
||
}
|
||
},
|
||
getInsertList: function () {
|
||
var i, lis = this.list.children, list = [];
|
||
for (i = 0; i < lis.length; i++) {
|
||
if (domUtils.hasClass(lis[i], 'selected')) {
|
||
var url = lis[i].getAttribute('data-url');
|
||
var title = lis[i].getAttribute('data-title') || url.substr(url.lastIndexOf('/') + 1);
|
||
list.push({
|
||
title: title,
|
||
url: url
|
||
});
|
||
}
|
||
}
|
||
return list;
|
||
}
|
||
};
|
||
|
||
|
||
})(); |