hdjs
Version:
hdjs framework
230 lines (213 loc) • 8.75 kB
JavaScript
define([
'plupload',
'webuploader',
'css!less/oss.css'
], function (plupload) {
return {
upload:function(options){
accessid = ''
accesskey = ''
host = ''
policyBase64 = ''
signature = ''
callbackbody = ''
filename = ''
key = ''
expire = 0
g_object_name = ''
g_object_name_type = ''
now = timestamp = Date.parse(new Date()) / 1000;
function send_request()
{
var xmlhttp = null;
if (window.XMLHttpRequest)
{
xmlhttp=new XMLHttpRequest();
}
else if (window.ActiveXObject)
{
xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
}
if (xmlhttp!=null)
{
// serverUrl = 'http://houdunren.hdcms.com?s=component/oss/sign&m=houdunren&siteid=18'
xmlhttp.open( "GET", options.serverUrl+'&dir='+options.dir, false );
xmlhttp.send( null );
return xmlhttp.responseText
}
else
{
alert("Your browser does not support XMLHTTP.");
}
};
function check_object_radio() {
g_object_name_type = options.name_type;
// var tt = document.getElementsByName('myradio');
// for (var i = 0; i < tt.length ; i++ )
// {
// if(tt[i].checked)
// {
// g_object_name_type = tt[i].value;
// break;
// }
// }
}
function get_signature()
{
//可以判断当前expire是否超过了当前时间,如果超过了当前时间,就重新取一下.3s 做为缓冲
now = timestamp = Date.parse(new Date()) / 1000;
if (expire < now + 3)
{
body = send_request()
var obj = eval ("(" + body + ")");
host = obj['host']
policyBase64 = obj['policy']
accessid = obj['accessid']
signature = obj['signature']
expire = parseInt(obj['expire'])
callbackbody = obj['callback']
key = obj['dir']
return true;
}
return false;
};
function random_string(len) {
len = len || 32;
var chars = 'ABCDEFGHJKMNPQRSTWXYZabcdefhijkmnprstwxyz2345678';
var maxPos = chars.length;
var pwd = '';
for (i = 0; i < len; i++) {
pwd += chars.charAt(Math.floor(Math.random() * maxPos));
}
return pwd;
}
function get_suffix(filename) {
pos = filename.lastIndexOf('.')
suffix = ''
if (pos != -1) {
suffix = filename.substring(pos)
}
return suffix;
}
function calculate_object_name(filename)
{
if (g_object_name_type == 'local_name')
{
g_object_name += "${filename}"
}
else if (g_object_name_type == 'random_name')
{
suffix = get_suffix(filename)
g_object_name = key + random_string(10) + suffix
}
return ''
}
function get_uploaded_object_name(filename)
{
if (g_object_name_type == 'local_name')
{
tmp_name = g_object_name
tmp_name = tmp_name.replace("${filename}", filename);
return tmp_name
}
else if(g_object_name_type == 'random_name')
{
return g_object_name
}
}
function set_upload_param(up, filename, ret)
{
if (ret == false)
{
ret = get_signature()
}
g_object_name = key;
if (filename != '') {
suffix = get_suffix(filename)
calculate_object_name(filename)
}
new_multipart_params = {
'key' : g_object_name,
'policy': policyBase64,
'OSSAccessKeyId': accessid,
'success_action_status' : '200', //让服务端返回200,不然，默认会返回204
'callback' : callbackbody,
'signature': signature,
};
up.setOption({
'url': host,
'multipart_params': new_multipart_params
});
up.start();
}
var uploader = new plupload.Uploader({
runtimes : 'html5,flash,silverlight,html4',
browse_button : options.pick,
//multi_selection: false,
// container: document.getElementById('container'),
// flash_swf_url : window.hdjs.base+'/package/oss/lib/plupload-2.1.2/js/Moxie.swf',
// silverlight_xap_url : window.hdjs.base+'/package/oss/lib/plupload-2.1.2/js/Moxie.xap',
url : 'http://oss.aliyuncs.com',
filters: {
mime_types : options.filters.mime_types,
max_file_size : options.filters.max_file_size, //最大只能上传10mb的文件
prevent_duplicates : options.filters.prevent_duplicates //不允许选取重复文件
},
init: {
PostInit: function() {
// document.getElementById('ossfile').innerHTML = '';
document.getElementById(options.upButton).onclick = function() {
set_upload_param(uploader, '', false);
return false;
};
},
//添加文件到队列
FilesAdded: function(up, files) {
options.event.select(files[files.length-1]);
return;
plupload.each(files, function(file) {
document.getElementById('ossfile').innerHTML += '<div id="' + file.id + '">' + file.name + ' (' + plupload.formatSize(file.size) + ')<b></b>'
+'<div class="progress"><div class="progress-bar" style="width: 0%"></div></div>'
+'</div>';
});
},
BeforeUpload: function(up, file) {
check_object_radio();
set_upload_param(up, file.name, true);
options.event.start(up,file);
},
UploadProgress: function(up, file) {
options.event.progress(up,file);
},
FileUploaded: function(up, file, info) {
if (info.status == 200)
{
file.name = get_uploaded_object_name(file.name);
options.event.success(up,file,info);
}
else
{
options.event.error(up,file,info);
}
},
Error: function(up, err) {
if (err.code == -600) {
alert("\n选择的文件太大了,请更改 max_file_size 属性");
}
else if (err.code == -601) {
alert("\n选择的文件后缀不对, 请更改 mime_types 属性");
}
else if (err.code == -602) {
alert("\n这个文件已经上传过一遍了");
}
else
{
alert("\nError xml:" + err.response);
}
}
}
});
uploader.init();
}
}
})