static/editor/dialogs/attachment/attachment.js
/**
* User: Jinqn
* Date: 14-04-08
* Time: 下午16:34
* 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
*/
(function () {
var uploadFile,
onlineFile;
window.onload = function () {
initTabs();
initButtons();
};
/* 初始化tab标签 */
function initTabs() {
var tabs = $G('tabhead').children;
for (var i = 0; i < tabs.length; i++) {
domUtils.on(tabs[i], "click", function (e) {
var target = e.target || e.srcElement;
setTabFocus(target.getAttribute('data-content-id'));
});
}
setTabFocus('upload');
}
/* 初始化tabbody */
function setTabFocus(id) {
if(!id) return;
var i, bodyId, tabs = $G('tabhead').children;
for (i = 0; i < tabs.length; i++) {
bodyId = tabs[i].getAttribute('data-content-id')
if (bodyId == id) {
domUtils.addClass(tabs[i], 'focus');
domUtils.addClass($G(bodyId), 'focus');
} else {
domUtils.removeClasses(tabs[i], 'focus');
domUtils.removeClasses($G(bodyId), 'focus');
}
}
switch (id) {
case 'upload':
uploadFile = uploadFile || new UploadFile('queueList');
break;
case 'online':
onlineFile = onlineFile || new OnlineFile('fileList');
break;
}
}
/* 初始化onok事件 */
function initButtons() {
dialog.onok = function () {
var list = [], id, tabs = $G('tabhead').children;
for (var i = 0; i < tabs.length; i++) {
if (domUtils.hasClass(tabs[i], 'focus')) {
id = tabs[i].getAttribute('data-content-id');
break;
}
}
switch (id) {
case 'upload':
list = uploadFile.getInsertList();
var count = uploadFile.getQueueCount();
if (count) {
$('.info', '#queueList').html('<span style="color:red;">' + '还有2个未上传文件'.replace(/[\d]/, count) + '</span>');
return false;
}
break;
case 'online':
list = onlineFile.getInsertList();
break;
}
editor.execCommand('insertfile', list);
};
}
/* 上传附件 */
function UploadFile(target) {
this.$wrap = target.constructor == String ? $('#' + target) : $(target);
this.init();
}
UploadFile.prototype = {
init: function () {
this.fileList = [];
this.initContainer();
this.initUploader();
},
initContainer: function () {
this.$queue = this.$wrap.find('.filelist');
},
/* 初始化容器 */
initUploader: function () {
var _this = this,
$ = jQuery, // just in case. Make sure it's not an other libaray.
$wrap = _this.$wrap,
// 图片容器
$queue = $wrap.find('.filelist'),
// 状态栏，包括进度和控制按钮
$statusBar = $wrap.find('.statusBar'),
// 文件总体选择信息。
$info = $statusBar.find('.info'),
// 上传按钮
$upload = $wrap.find('.uploadBtn'),
// 上传按钮
$filePickerBtn = $wrap.find('.filePickerBtn'),
// 上传按钮
$filePickerBlock = $wrap.find('.filePickerBlock'),
// 没选择文件之前的内容。
$placeHolder = $wrap.find('.placeholder'),
// 总体进度条
$progress = $statusBar.find('.progress').hide(),
// 添加的文件数量
fileCount = 0,
// 添加的文件总大小
fileSize = 0,
// 优化retina, 在retina下这个值是2
ratio = window.devicePixelRatio || 1,
// 缩略图大小
thumbnailWidth = 113 * ratio,
thumbnailHeight = 113 * ratio,
// 可能有pedding, ready, uploading, confirm, done.
state = '',
// 所有文件的进度信息，key为file id
percentages = {},
supportTransition = (function () {
var s = document.createElement('p').style,
r = 'transition' in s ||
'WebkitTransition' in s ||
'MozTransition' in s ||
'msTransition' in s ||
'OTransition' in s;
s = null;
return r;
})(),
// WebUploader实例
uploader,
actionUrl = editor.getActionUrl(editor.getOpt('fileActionName')),
fileMaxSize = editor.getOpt('fileMaxSize'),
acceptExtensions = (editor.getOpt('fileAllowFiles') || []).join('').replace(/\./g, ',').replace(/^[,]/, '');;
if (!WebUploader.Uploader.support()) {
$('#filePickerReady').after($('<div>').html(lang.errorNotSupport)).hide();
return;
} else if (!editor.getOpt('fileActionName')) {
$('#filePickerReady').after($('<div>').html(lang.errorLoadConfig)).hide();
return;
}
uploader = _this.uploader = WebUploader.create({
pick: {
id: '#filePickerReady',
label: lang.uploadSelectFile
},
swf: '../../third-party/webuploader/Uploader.swf',
server: actionUrl,
fileVal: editor.getOpt('fileFieldName'),
duplicate: true,
fileSingleSizeLimit: fileMaxSize,
compress: false
});
uploader.addButton({
id: '#filePickerBlock'
});
uploader.addButton({
id: '#filePickerBtn',
label: lang.uploadAddFile
});
setState('pedding');
// 当有文件添加进来时执行，负责view的创建
function addFile(file) {
var $li = $('<li id="' + file.id + '">' +
'<p class="title">' + file.name + '</p>' +
'<p class="imgWrap"></p>' +
'<p class="progress"><span></span></p>' +
'</li>'),
$btns = $('<div class="file-panel">' +
'<span class="cancel">' + lang.uploadDelete + '</span>' +
'<span class="rotateRight">' + lang.uploadTurnRight + '</span>' +
'<span class="rotateLeft">' + lang.uploadTurnLeft + '</span></div>').appendTo($li),
$prgress = $li.find('p.progress span'),
$wrap = $li.find('p.imgWrap'),
$info = $('<p class="error"></p>').hide().appendTo($li),
showError = function (code) {
switch (code) {
case 'exceed_size':
text = lang.errorExceedSize;
break;
case 'interrupt':
text = lang.errorInterrupt;
break;
case 'http':
text = lang.errorHttp;
break;
case 'not_allow_type':
text = lang.errorFileType;
break;
default:
text = lang.errorUploadRetry;
break;
}
$info.text(text).show();
};
if (file.getStatus() === 'invalid') {
showError(file.statusText);
} else {
$wrap.text(lang.uploadPreview);
if ('|png|jpg|jpeg|bmp|gif|'.indexOf('|'+file.ext.toLowerCase()+'|') == -1) {
$wrap.empty().addClass('notimage').append('<i class="file-preview file-type-' + file.ext.toLowerCase() + '"></i>' +
'<span class="file-title" title="' + file.name + '">' + file.name + '</span>');
} else {
if (browser.ie && browser.version <= 7) {
$wrap.text(lang.uploadNoPreview);
} else {
uploader.makeThumb(file, function (error, src) {
if (error || !src) {
$wrap.text(lang.uploadNoPreview);
} else {
var $img = $('<img src="' + src + '">');
$wrap.empty().append($img);
$img.on('error', function () {
$wrap.text(lang.uploadNoPreview);
});
}
}, thumbnailWidth, thumbnailHeight);
}
}
percentages[ file.id ] = [ file.size, 0 ];
file.rotation = 0;
/* 检查文件格式 */
if (!file.ext || acceptExtensions.indexOf(file.ext.toLowerCase()) == -1) {
showError('not_allow_type');
uploader.removeFile(file);
}
}
file.on('statuschange', function (cur, prev) {
if (prev === 'progress') {
$prgress.hide().width(0);
} else if (prev === 'queued') {
$li.off('mouseenter mouseleave');
$btns.remove();
}
// 成功
if (cur === 'error' || cur === 'invalid') {
showError(file.statusText);
percentages[ file.id ][ 1 ] = 1;
} else if (cur === 'interrupt') {
showError('interrupt');
} else if (cur === 'queued') {
percentages[ file.id ][ 1 ] = 0;
} else if (cur === 'progress') {
$info.hide();
$prgress.css('display', 'block');
} else if (cur === 'complete') {
}
$li.removeClass('state-' + prev).addClass('state-' + cur);
});
$li.on('mouseenter', function () {
$btns.stop().animate({height: 30});
});
$li.on('mouseleave', function () {
$btns.stop().animate({height: 0});
});
$btns.on('click', 'span', function () {
var index = $(this).index(),
deg;
switch (index) {
case 0:
uploader.removeFile(file);
return;
case 1:
file.rotation += 90;
break;
case 2:
file.rotation -= 90;
break;
}
if (supportTransition) {
deg = 'rotate(' + file.rotation + 'deg)';
$wrap.css({
'-webkit-transform': deg,
'-mos-transform': deg,
'-o-transform': deg,
'transform': deg
});
} else {
$wrap.css('filter', 'progid:DXImageTransform.Microsoft.BasicImage(rotation=' + (~~((file.rotation / 90) % 4 + 4) % 4) + ')');
}
});
$li.insertBefore($filePickerBlock);
}
// 负责view的销毁
function removeFile(file) {
var $li = $('#' + file.id);
delete percentages[ file.id ];
updateTotalProgress();
$li.off().find('.file-panel').off().end().remove();
}
function updateTotalProgress() {
var loaded = 0,
total = 0,
spans = $progress.children(),
percent;
$.each(percentages, function (k, v) {
total += v[ 0 ];
loaded += v[ 0 ] * v[ 1 ];
});
percent = total ? loaded / total : 0;
spans.eq(0).text(Math.round(percent * 100) + '%');
spans.eq(1).css('width', Math.round(percent * 100) + '%');
updateStatus();
}
function setState(val, files) {
if (val != state) {
var stats = uploader.getStats();
$upload.removeClass('state-' + state);
$upload.addClass('state-' + val);
switch (val) {
/* 未选择文件 */
case 'pedding':
$queue.addClass('element-invisible');
$statusBar.addClass('element-invisible');
$placeHolder.removeClass('element-invisible');
$progress.hide(); $info.hide();
uploader.refresh();
break;
/* 可以开始上传 */
case 'ready':
$placeHolder.addClass('element-invisible');
$queue.removeClass('element-invisible');
$statusBar.removeClass('element-invisible');
$progress.hide(); $info.show();
$upload.text(lang.uploadStart);
uploader.refresh();
break;
/* 上传中 */
case 'uploading':
$progress.show(); $info.hide();
$upload.text(lang.uploadPause);
break;
/* 暂停上传 */
case 'paused':
$progress.show(); $info.hide();
$upload.text(lang.uploadContinue);
break;
case 'confirm':
$progress.show(); $info.hide();
$upload.text(lang.uploadStart);
stats = uploader.getStats();
if (stats.successNum && !stats.uploadFailNum) {
setState('finish');
return;
}
break;
case 'finish':
$progress.hide(); $info.show();
if (stats.uploadFailNum) {
$upload.text(lang.uploadRetry);
} else {
$upload.text(lang.uploadStart);
}
break;
}
state = val;
updateStatus();
}
if (!_this.getQueueCount()) {
$upload.addClass('disabled')
} else {
$upload.removeClass('disabled')
}
}
function updateStatus() {
var text = '', stats;
if (state === 'ready') {
text = lang.updateStatusReady.replace('_', fileCount).replace('_KB', WebUploader.formatSize(fileSize));
} else if (state === 'confirm') {
stats = uploader.getStats();
if (stats.uploadFailNum) {
text = lang.updateStatusConfirm.replace('_', stats.successNum).replace('_', stats.successNum);
}
} else {
stats = uploader.getStats();
text = lang.updateStatusFinish.replace('_', fileCount).
replace('_KB', WebUploader.formatSize(fileSize)).
replace('_', stats.successNum);
if (stats.uploadFailNum) {
text += lang.updateStatusError.replace('_', stats.uploadFailNum);
}
}
$info.html(text);
}
uploader.on('fileQueued', function (file) {
fileCount++;
fileSize += file.size;
if (fileCount === 1) {
$placeHolder.addClass('element-invisible');
$statusBar.show();
}
addFile(file);
});
uploader.on('fileDequeued', function (file) {
fileCount--;
fileSize -= file.size;
removeFile(file);
updateTotalProgress();
});
uploader.on('filesQueued', function (file) {
if (!uploader.isInProgress() && (state == 'pedding' || state == 'finish' || state == 'confirm' || state == 'ready')) {
setState('ready');
}
updateTotalProgress();
});
uploader.on('all', function (type, files) {
switch (type) {
case 'uploadFinished':
setState('confirm', files);
break;
case 'startUpload':
/* 添加额外的GET参数 */
var params = utils.serializeParam(editor.queryCommandValue('serverparam')) || '',
url = utils.formatUrl(actionUrl + (actionUrl.indexOf('?') == -1 ? '?':'&') + 'encode=utf-8&' + params);
uploader.option('server', url);
setState('uploading', files);
break;
case 'stopUpload':
setState('paused', files);
break;
}
});
uploader.on('uploadBeforeSend', function (file, data, header) {
//这里可以通过data对象添加POST参数
header['X_Requested_With'] = 'XMLHttpRequest';
});
uploader.on('uploadProgress', function (file, percentage) {
var $li = $('#' + file.id),
$percent = $li.find('.progress span');
$percent.css('width', percentage * 100 + '%');
percentages[ file.id ][ 1 ] = percentage;
updateTotalProgress();
});
uploader.on('uploadSuccess', function (file, ret) {
var $file = $('#' + file.id);
try {
var responseText = (ret._raw || ret),
json = utils.str2json(responseText);
if (json.state == 'SUCCESS') {
_this.fileList.push(json);
$file.append('<span class="success"></span>');
} else {
$file.find('.error').text(json.state).show();
}
} catch (e) {
$file.find('.error').text(lang.errorServerUpload).show();
}
});
uploader.on('uploadError', function (file, code) {
});
uploader.on('error', function (code, file) {
if (code == 'Q_TYPE_DENIED' || code == 'F_EXCEED_SIZE') {
addFile(file);
}
});
uploader.on('uploadComplete', function (file, ret) {
});
$upload.on('click', function () {
if ($(this).hasClass('disabled')) {
return false;
}
if (state === 'ready') {
uploader.upload();
} else if (state === 'paused') {
uploader.upload();
} else if (state === 'uploading') {
uploader.stop();
}
});
$upload.addClass('state-' + state);
updateTotalProgress();
},
getQueueCount: function () {
var file, i, status, readyFile = 0, files = this.uploader.getFiles();
for (i = 0; file = files[i++]; ) {
status = file.getStatus();
if (status == 'queued' || status == 'uploading' || status == 'progress') readyFile++;
}
return readyFile;
},
getInsertList: function () {
var i, link, data, list = [],
prefix = editor.getOpt('fileUrlPrefix');
for (i = 0; i < this.fileList.length; i++) {
data = this.fileList[i];
link = data.url;
list.push({
title: data.original || link.substr(link.lastIndexOf('/') + 1),
url: prefix + link
});
}
return list;
}
};
/* 在线附件 */
function OnlineFile(target) {
this.container = utils.isString(target) ? document.getElementById(target) : target;
this.init();
}
OnlineFile.prototype = {
init: function () {
this.initContainer();
this.initEvents();
this.initData();
},
/* 初始化容器 */
initContainer: function () {
this.container.innerHTML = '';
this.list = document.createElement('ul');
this.clearFloat = document.createElement('li');
domUtils.addClass(this.list, 'list');
domUtils.addClass(this.clearFloat, 'clearFloat');
this.list.appendChild(this.clearFloat);
this.container.appendChild(this.list);
},
/* 初始化滚动事件,滚动到地步自动拉取数据 */
initEvents: function () {
var _this = this;
/* 滚动拉取图片 */
domUtils.on($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;
}
};
})();