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JavaScript

5 years ago
/**
* 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 remoteImage,
uploadImage,
onlineImage,
searchImage;
window.onload = function () {
initTabs();
initAlign();
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'));
});
}
var img = editor.selection.getRange().getClosedNode();
if (img && img.tagName && img.tagName.toLowerCase() == 'img') {
setTabFocus('remote');
} else {
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 'remote':
remoteImage = remoteImage || new RemoteImage();
break;
case 'upload':
setAlign(editor.getOpt('imageInsertAlign'));
uploadImage = uploadImage || new UploadImage('queueList');
break;
case 'online':
setAlign(editor.getOpt('imageManagerInsertAlign'));
onlineImage = onlineImage || new OnlineImage('imageList');
onlineImage.reset();
break;
case 'search':
setAlign(editor.getOpt('imageManagerInsertAlign'));
searchImage = searchImage || new SearchImage();
break;
}
}
/* 初始化onok事件 */
function initButtons() {
dialog.onok = function () {
var remote = false, 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 'remote':
list = remoteImage.getInsertList();
break;
case 'upload':
list = uploadImage.getInsertList();
var count = uploadImage.getQueueCount();
if (count) {
$('.info', '#queueList').html('<span style="color:red;">' + '还有2个未上传文件'.replace(/[\d]/, count) + '</span>');
return false;
}
break;
case 'online':
list = onlineImage.getInsertList();
break;
case 'search':
list = searchImage.getInsertList();
remote = true;
break;
}
if(list) {
editor.execCommand('insertimage', list);
remote && editor.fireEvent("catchRemoteImage");
}
};
}
/* 初始化对其方式的点击事件 */
function initAlign(){
/* 点击align图标 */
domUtils.on($G("alignIcon"), 'click', function(e){
var target = e.target || e.srcElement;
if(target.className && target.className.indexOf('-align') != -1) {
setAlign(target.getAttribute('data-align'));
}
});
}
/* 设置对齐方式 */
function setAlign(align){
align = align || 'none';
var aligns = $G("alignIcon").children;
for(i = 0; i < aligns.length; i++){
if(aligns[i].getAttribute('data-align') == align) {
domUtils.addClass(aligns[i], 'focus');
$G("align").value = aligns[i].getAttribute('data-align');
} else {
domUtils.removeClasses(aligns[i], 'focus');
}
}
}
/* 获取对齐方式 */
function getAlign(){
var align = $G("align").value || 'none';
return align == 'none' ? '':align;
}
/* 在线图片 */
function RemoteImage(target) {
this.container = utils.isString(target) ? document.getElementById(target) : target;
this.init();
}
RemoteImage.prototype = {
init: function () {
this.initContainer();
this.initEvents();
},
initContainer: function () {
this.dom = {
'url': $G('url'),
'width': $G('width'),
'height': $G('height'),
'border': $G('border'),
'vhSpace': $G('vhSpace'),
'title': $G('title'),
'align': $G('align')
};
var img = editor.selection.getRange().getClosedNode();
if (img) {
this.setImage(img);
}
},
initEvents: function () {
var _this = this,
locker = $G('lock');
/* 改变url */
domUtils.on($G("url"), 'keyup', updatePreview);
domUtils.on($G("border"), 'keyup', updatePreview);
domUtils.on($G("title"), 'keyup', updatePreview);
domUtils.on($G("width"), 'keyup', function(){
updatePreview();
if(locker.checked) {
var proportion =locker.getAttribute('data-proportion');
$G('height').value = Math.round(this.value / proportion);
} else {
_this.updateLocker();
}
});
domUtils.on($G("height"), 'keyup', function(){
updatePreview();
if(locker.checked) {
var proportion =locker.getAttribute('data-proportion');
$G('width').value = Math.round(this.value * proportion);
} else {
_this.updateLocker();
}
});
domUtils.on($G("lock"), 'change', function(){
var proportion = parseInt($G("width").value) /parseInt($G("height").value);
locker.setAttribute('data-proportion', proportion);
});
function updatePreview(){
_this.setPreview();
}
},
updateLocker: function(){
var width = $G('width').value,
height = $G('height').value,
locker = $G('lock');
if(width && height && width == parseInt(width) && height == parseInt(height)) {
locker.disabled = false;
locker.title = '';
} else {
locker.checked = false;
locker.disabled = 'disabled';
locker.title = lang.remoteLockError;
}
},
setImage: function(img){
/* 不是正常的图片 */
if (!img.tagName || img.tagName.toLowerCase() != 'img' && !img.getAttribute("src") || !img.src) return;
var wordImgFlag = img.getAttribute("word_img"),
src = wordImgFlag ? wordImgFlag.replace("&amp;", "&") : (img.getAttribute('_src') || img.getAttribute("src", 2).replace("&amp;", "&")),
align = editor.queryCommandValue("imageFloat");
/* 防止onchange事件循环调用 */
if (src !== $G("url").value) $G("url").value = src;
if(src) {
/* 设置表单内容 */
$G("width").value = img.width || '';
$G("height").value = img.height || '';
$G("border").value = img.getAttribute("border") || '0';
$G("vhSpace").value = img.getAttribute("vspace") || '0';
$G("title").value = img.title || img.alt || '';
setAlign(align);
this.setPreview();
this.updateLocker();
}
},
getData: function(){
var data = {};
for(var k in this.dom){
data[k] = this.dom[k].value;
}
return data;
},
setPreview: function(){
var url = $G('url').value,
ow = parseInt($G('width').value, 10) || 0,
oh = parseInt($G('height').value, 10) || 0,
border = parseInt($G('border').value, 10) || 0,
title = $G('title').value,
preview = $G('preview'),
width,
height;
url = utils.unhtmlForUrl(url);
title = utils.unhtml(title);
width = ((!ow || !oh) ? preview.offsetWidth:Math.min(ow, preview.offsetWidth));
width = width+(border*2) > preview.offsetWidth ? width:(preview.offsetWidth - (border*2));
height = (!ow || !oh) ? '':width*oh/ow;
if(url) {
preview.innerHTML = '<img src="' + url + '" width="' + width + '" height="' + height + '" border="' + border + 'px solid #000" title="' + title + '" />';
}
},
getInsertList: function () {
var data = this.getData();
if(data['url']) {
return [{
src: data['url'],
_src: data['url'],
width: data['width'] || '',
height: data['height'] || '',
border: data['border'] || '',
floatStyle: data['align'] || '',
vspace: data['vhSpace'] || '',
title: data['title'] || '',
alt: data['title'] || '',
style: "width:" + data['width'] + "px;height:" + data['height'] + "px;"
}];
} else {
return [];
}
}
};
/* 上传图片 */
function UploadImage(target) {
this.$wrap = target.constructor == String ? $('#' + target) : $(target);
this.init();
}
UploadImage.prototype = {
init: function () {
this.imageList = [];
this.initContainer();
this.initUploader();
},
initContainer: function () {
this.$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('imageActionName')),
acceptExtensions = (editor.getOpt('imageAllowFiles') || []).join('').replace(/\./g, ',').replace(/^[,]/, ''),
imageMaxSize = editor.getOpt('imageMaxSize'),
imageCompressBorder = editor.getOpt('imageCompressBorder');
if (!WebUploader.Uploader.support()) {
$('#filePickerReady').after($('<div>').html(lang.errorNotSupport)).hide();
return;
} else if (!editor.getOpt('imageActionName')) {
$('#filePickerReady').after($('<div>').html(lang.errorLoadConfig)).hide();
return;
}
uploader = _this.uploader = WebUploader.create({
pick: {
id: '#filePickerReady',
label: lang.uploadSelectFile
},
accept: {
title: 'Images',
extensions: acceptExtensions,
mimeTypes: 'image/*'
},
swf: '../../third-party/webuploader/Uploader.swf',
server: actionUrl,
fileVal: editor.getOpt('imageFieldName'),
duplicate: true,
fileSingleSizeLimit: imageMaxSize, // 默认 2 M
compress: editor.getOpt('imageCompressEnable') ? {
width: imageCompressBorder,
height: imageCompressBorder,
// 图片质量只有type为`image/jpeg`的时候才有效。
quality: 90,
// 是否允许放大如果想要生成小图的时候不失真此选项应该设置为false.
allowMagnify: false,
// 是否允许裁剪。
crop: false,
// 是否保留头部meta信息。
preserveHeaders: true
}: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 (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.imageList.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();
}
});
$upload.addClass('state-' + state);
updateTotalProgress();
},
getQueueCount: function () {
var file, i, status, readyFile = 0, files = this.uploader.getFiles();
for (i = 0; file = files[i++]; ) {
status = file.getStatus();
if (status == 'queued' || status == 'uploading' || status == 'progress') readyFile++;
}
return readyFile;
},
destroy: function () {
this.$wrap.remove();
},
getInsertList: function () {
var i, data, list = [],
align = getAlign(),
prefix = editor.getOpt('imageUrlPrefix');
for (i = 0; i < this.imageList.length; i++) {
data = this.imageList[i];
list.push({
src: prefix + data.url,
_src: prefix + data.url,
title: data.title,
alt: data.original,
floatStyle: align
});
}
return list;
}
};
/* 在线图片 */
function OnlineImage(target) {
this.container = utils.isString(target) ? document.getElementById(target) : target;
this.init();
}
OnlineImage.prototype = {
init: function () {
this.reset();
this.initEvents();
},
/* 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('imageList'), 'scroll', function(e){
var panel = this;
if (panel.scrollHeight - (panel.offsetHeight + panel.scrollTop) < 10) {
_this.getImageData();
}
});
/* 选中图片 */
domUtils.on(this.container, '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('imageManagerListSize');
this.listIndex = 0;
this.listEnd = false;
/* 第一次拉取数据 */
this.getImageData();
},
/* 重置界面 */
reset: function() {
this.initContainer();
this.initData();
},
/* 向后台拉取图片列表数据 */
getImageData: function () {
var _this = this;
if(!_this.listEnd && !this.isLoadingData) {
this.isLoadingData = true;
var url = editor.getActionUrl(editor.getOpt('imageManagerActionName')),
isJsonp = utils.isCrossDomainUrl(url);
ajax.request(url, {
'timeout': 100000,
'dataType': isJsonp ? 'jsonp':'',
'data': utils.extend({
start: this.listIndex,
size: this.listSize
}, editor.queryCommandValue('serverparam')),
'method': 'get',
'onsuccess': function (r) {
try {
var json = isJsonp ? r: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, icon, _this = this,
urlPrefix = editor.getOpt('imageManagerUrlPrefix');
for (i = 0; i < list.length; i++) {
if(list[i] && list[i].url) {
item = document.createElement('li');
img = document.createElement('img');
icon = document.createElement('span');
domUtils.on(img, 'load', (function(image){
return function(){
_this.scale(image, image.parentNode.offsetWidth, image.parentNode.offsetHeight);
}
})(img));
img.width = 113;
img.setAttribute('src', urlPrefix + list[i].url + (list[i].url.indexOf('?') == -1 ? '?noCache=':'&noCache=') + (+new Date()).toString(36) );
img.setAttribute('_src', urlPrefix + list[i].url);
domUtils.addClass(icon, 'icon');
item.appendChild(img);
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 = [], align = getAlign();
for (i = 0; i < lis.length; i++) {
if (domUtils.hasClass(lis[i], 'selected')) {
var img = lis[i].firstChild,
src = img.getAttribute('_src');
list.push({
src: src,
_src: src,
alt: src.substr(src.lastIndexOf('/') + 1),
floatStyle: align
});
}
}
return list;
}
};
/*搜索图片 */
function SearchImage() {
this.init();
}
SearchImage.prototype = {
init: function () {
this.initEvents();
},
initEvents: function(){
var _this = this;
/* 点击搜索按钮 */
domUtils.on($G('searchBtn'), 'click', function(){
var key = $G('searchTxt').value;
if(key && key != lang.searchRemind) {
_this.getImageData();
}
});
/* 点击清除妞 */
domUtils.on($G('searchReset'), 'click', function(){
$G('searchTxt').value = lang.searchRemind;
$G('searchListUl').innerHTML = '';
$G('searchType').selectedIndex = 0;
});
/* 搜索框聚焦 */
domUtils.on($G('searchTxt'), 'focus', function(){
var key = $G('searchTxt').value;
if(key && key == lang.searchRemind) {
$G('searchTxt').value = '';
}
});
/* 搜索框回车键搜索 */
domUtils.on($G('searchTxt'), 'keydown', function(e){
var keyCode = e.keyCode || e.which;
if (keyCode == 13) {
$G('searchBtn').click();
}
});
/* 选中图片 */
domUtils.on($G('searchList'), 'click', function(e){
var target = e.target || e.srcElement,
li = target.parentNode.parentNode;
if (li.tagName.toLowerCase() == 'li') {
if (domUtils.hasClass(li, 'selected')) {
domUtils.removeClasses(li, 'selected');
} else {
domUtils.addClass(li, 'selected');
}
}
});
},
encodeToGb2312:function (str){
if(!str) return '';
var strOut = "",
z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
for (var i = 0; i < str.length; i++) {
var c = str.charAt(i),
code = str.charCodeAt(i);
if (c == " ") strOut += "+";
else if (code >= 19968 && code <= 40869) {
var index = code - 19968;
strOut += "%" + z.substr(index * 4, 2) + "%" + z.substr(index * 4 + 2, 2);
} else {
strOut += "%" + str.charCodeAt(i).toString(16);
}
}
return strOut;
},
/* 改变图片大小 */
scale: function (img, w, h) {
var ow = img.width,
oh = img.height;
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';
}
},
getImageData: function(){
var _this = this,
key = $G('searchTxt').value,
type = $G('searchType').value,
keepOriginName = editor.options.keepOriginName ? "1" : "0",
url = "http://image.baidu.com/i?ct=201326592&cl=2&lm=-1&st=-1&tn=baiduimagejson&istype=2&rn=32&fm=index&pv=&word=" + _this.encodeToGb2312(key) + type + "&keeporiginname=" + keepOriginName + "&" + +new Date;
$G('searchListUl').innerHTML = lang.searchLoading;
ajax.request(url, {
'dataType': 'jsonp',
'charset': 'GB18030',
'onsuccess':function(json){
var list = [];
if(json && json.data) {
for(var i = 0; i < json.data.length; i++) {
if(json.data[i].objURL) {
list.push({
title: json.data[i].fromPageTitleEnc,
src: json.data[i].objURL,
url: json.data[i].fromURL
});
}
}
}
_this.setList(list);
},
'onerror':function(){
$G('searchListUl').innerHTML = lang.searchRetry;
}
});
},
/* 添加图片到列表界面上 */
setList: function (list) {
var i, item, p, img, link, _this = this,
listUl = $G('searchListUl');
listUl.innerHTML = '';
if(list.length) {
for (i = 0; i < list.length; i++) {
item = document.createElement('li');
p = document.createElement('p');
img = document.createElement('img');
link = document.createElement('a');
img.onload = function () {
_this.scale(this, 113, 113);
};
img.width = 113;
img.setAttribute('src', list[i].src);
link.href = list[i].url;
link.target = '_blank';
link.title = list[i].title;
link.innerHTML = list[i].title;
p.appendChild(img);
item.appendChild(p);
item.appendChild(link);
listUl.appendChild(item);
}
} else {
listUl.innerHTML = lang.searchRetry;
}
},
getInsertList: function () {
var child,
src,
align = getAlign(),
list = [],
items = $G('searchListUl').children;
for(var i = 0; i < items.length; i++) {
child = items[i].firstChild && items[i].firstChild.firstChild;
if(child.tagName && child.tagName.toLowerCase() == 'img' && domUtils.hasClass(items[i], 'selected')) {
src = child.src;
list.push({
src: src,
_src: src,
alt: src.substr(src.lastIndexOf('/') + 1),
floatStyle: align
});
}
}
return list;
}
};
})();