swfupload分享一段自定义的配置

好看的swfupload多文件上传的小插件
初始化的样子

选择文件的样子

没有选择文件的提示

提交表单时候的空验证



以下是代码var CYSUPLOAD=[];
(function($) {
$.fn.cysupload = function(options) {
var Idname = "";
var Swfname= "";
this.initswf = function(_obj){
var ranNan = $.rand(999);
Classname = "files_input";
Idname = "files_input_"+ranNan;
Swfname="Swfobj_"+ranNan;
var html = "";
html+= "";
this.html(html);
options.Classname = Classname;
options.Idname = Idname;
options.Cobj=this;
var settings_object=this.initOptions(options);
if(typeof(settings_object)=="undefined"){
settings_object = {button_placeholder_id:Swfname};
}else{
settings_object.button_placeholder_id=Swfname;
}
CYSUPLOAD[settings_object.cid] = new SWFUpload(settings_object);
CYSUPLOAD[settings_object.cid].settings = settings_object;
CYSUPLOAD[settings_object.cid].inputname = Idname;

}


this.initOptions = function(options){
var settings_object = {//定义参数配置对象
upload_url : "http://www.daili.com/index.php/All/upload/upload",
flash_url : "/Public/plugin/swfupload/swfupload.swf",
file_post_name : "Filedata",
use_query_string : false,
requeue_on_error : false,
http_success : [201, 202],
assume_success_timeout : 0,
file_types : "*.jpg;*.gif;*.png;*.jpeg",
file_types_description: "网页图片选择",
file_size_limit : "2048",
file_upload_limit : 20,
file_queue_limit : 20,
debug : false,
prevent_swf_caching : false,
preserve_relative_urls : false,
//button_placeholder_id : "element_id",
button_image_url : "/Public/plugin/swfupload/upload.jpg",
button_width : 85,
button_height : 22,
button_window_align:"top",
button_action : SWFUpload.BUTTON_ACTION.SELECT_FILES,
//button_disabled : false,
button_cursor : SWFUpload.CURSOR.HAND,
button_window_mode : SWFUpload.WINDOW_MODE.TRANSPARENT,
swfupload_loaded_handler : swfupload_loaded_function,
file_dialog_start_handler : file_dialog_start_function,
file_queued_handler : file_queued_function,
file_queue_error_handler : file_queue_error_function,
file_dialog_complete_handler : file_dialog_complete_function,
upload_start_handler : upload_start_function,
upload_progress_handler : upload_progress_function,
upload_error_handler : upload_error_function,
upload_success_handler : upload_success_function,
upload_complete_handler : upload_complete_function,
upload_success_all:function(){}
};
var result=$.extend({},settings_object,options);
return result;
};
this.initswf(this);
};
$.addAllParam=function(options,_callback){
if($.jsonLength(options)>0){
var len = $.getobjlength();
for(var i=0;i var options = $.extend({},options,CYSUPLOAD[i].settings.post_params);
CYSUPLOAD[i].setPostParams(options);
}
}
if(typeof(_callback)=="function"){
_callback();
}
}
$.jsonLength=function(_json){
var len = 0;
for(p in _json){
len++;
}
return len;
}
$.rand = function getRandom(n){
function S4() {
return (((1+Math.random())*0x10000)|0).toString(16).substring(1);
}
return (S4()+S4()+"_"+S4()+"_"+S4()+"_"+S4()+"_"+S4()+S4()+S4());
}
//type 1进度条模式，2提示模式
$.process=function(options){
var settings_object={
pcolor:"#CDFEAD",
pbgcolor:"#47AE02",
tcolor:"#D0EBFD",
tbgcolor:"#055387",
floatid:CYSUPLOAD[options.cid].settings.Idname,
appendObj:CYSUPLOAD[options.cid].settings.Cobj,
name:"fileprocess_"+options.cid,
type:1,
msg:"",
process_tag:"/",
process_bai:true,
process_bytes:true,
bytes_compeled:0,
bytes_total:0,
total_files:0,
now_file_id:0,
compele_files:0,
select_files:0
}
settings_object=$.extend({},settings_object,options);
var bgCLname = 'process_bg'+settings_object.cid;
var qbgCLname= 'process_qbg'+settings_object.cid;
var process_html="";
var process_bg ="";
var process_qbg ="";
if($("#"+settings_object.name).length>0){
$("#"+settings_object.name).remove();
if($("."+bgCLname).length>0||$("."+qbgCLname).length){
$("."+bgCLname).remove();
$("."+qbgCLname).remove();
}
}
var apendObj = settings_object.appendObj;
$(process_html).appendTo(apendObj);
$(process_bg).appendTo(apendObj);
$(process_qbg).appendTo(apendObj);
apendObj.css({
position:"relative"
});
var floatobj = $("#"+settings_object.floatid);
var _w=floatobj.innerWidth();
var _h=floatobj.innerHeight();
var top=floatobj.css("border-top-width");
var left=floatobj.css("border-left-width");
if(settings_object.type==1){
var _ts = settings_object.total_files;
var _bc = settings_object.bytes_compeled;
var _bt = settings_object.bytes_total;
var _cf = settings_object.compele_files;

var one_util_width = Math.ceil((_w*100)/(_ts*100));
var now_width = one_util_width*_cf;
var next_width = Math.ceil((_bc*100)/(_bt*100))*one_util_width;
next_width = next_width+now_width;
if(next_width>=_w){
next_width=_w;
}
$("#"+settings_object.name).css({
color:settings_object.pcolor,
background:settings_object.pbgcolor,
"text-align":"center",
width:now_width+"px",
height:_h+"px",
"line-height":_h+"px",
position:"absolute",
top:top,
left:left,
"z-index":3
});
$("."+bgCLname).css({
color:settings_object.pcolor,
background:"#5B5A4E",
"text-align":"center",
width:_w+"px",
height:_h+"px",
"line-height":_h+"px",
position:"absolute",
top:top,
left:left,
"z-index":2
});
$("."+qbgCLname).css({
color:settings_object.pcolor,
background:"transparent",
"text-align":"center",
width:_w+"px",
height:_h+"px",
"line-height":_h+"px",
position:"absolute",
top:top,
left:left,
"z-index":4
});
settings_object.msg="";
if(settings_object.process_bai){
if(_ts>1){
var percent = (_cf*100)/(_ts*100)*100;
}else{
var percent = (_bc*100)/(_bt*100)*100;
}
settings_object.msg+=parseFloat(percent).toFixed(2);
settings_object.msg+=" %,";
if((_cf+1) settings_object.msg+="正在上传第"+(_cf+1)+"个文件["+_bc+"/"+_bt+"]";
}else{
settings_object.msg+="正在上传第"+(_cf)+"个文件["+_bc+"/"+_bt+"]";
}
if(_ts==(_cf+1)&&_bc==_bt){
settings_object.msg="已上传完毕！";
}
}
$("#"+settings_object.name).stop(true,true).animate({width:next_width},300);
$("."+qbgCLname).html(settings_object.msg);

}else if(settings_object.type==2){
$("#"+settings_object.name).css({
color:settings_object.tcolor,
background:settings_object.tbgcolor,
"text-align":"center",
width:_w+"px",
height:_h+"px",
"line-height":_h+"px",
position:"absolute",
top:top,
left:left,
"z-index":3
});
$("#"+settings_object.name).html(settings_object.msg);
}
}
$.getobjlength=function(){
var len = parseInt(CYSUPLOAD.length);
return len;
};

$._nullcheck=function(_index){
if(CYSUPLOAD[_index].select_num=="0"||CYSUPLOAD[_index].select_num==0||typeof(CYSUPLOAD[_index].select_num)=="undefined"){
var _msg = "亲爱的，至少放点东西在我里面";
$.process({type:2,tcolor:"#FFB9B9",tbgcolor:"#990000",msg:_msg,cid:_index});
return false;
}else{
return true;
}
}

$.nullcheck = function(_obj){
var _null = true;
if(_obj.length>0){
_obj.each(function(i){
if(!$._nullcheck(i)){
_null = false;
}
});
}
return _null;
}

$.doUpload=function(){
CYSUPLOAD[0].startUpload();
}

$.errorMsg = function(code){
if(code return false;
}else{
return true;
}
}
})(jQuery);
//确实是影片加载之后调用的
function swfupload_loaded_function(){

}
//弹出文件选择框之前的句柄捕获
function file_dialog_start_function(){
CYSUPLOAD[this.settings.cid].cancelQueue();
}

//队列句柄捕获,当一个文件被加入进去的事件时触发,多次调用！
function file_queued_function(file){

}
//当文件添加到上传队列失败时触发此事件，失败的原因可能是文件大小超过了你允许的数值、文件是空的或者文件队列已经满员了等。
function file_queue_error_function(file,errmsg){
CYSUPLOAD[this.settings.cid].error=errmsg;
var code = errmsg*-1;
if(code==100){
var _msg = "亲爱的，本插件只允许"+CYSUPLOAD[this.settings.cid].settings.file_queue_limit+"个同时插入哦！";
}else if(code==130){
var _msg = "亲爱的，本插件只允许图片文件的插入哦！";
}else if(code==110){
var _msg = "亲爱的，你放进人家那里的东西太大了";
}else if(code==120){
var _msg = "亲爱的，你的东西太小了，本插件没有感受到它的存在";
}
$.process({type:2,tcolor:"#FFB9B9",tbgcolor:"#990000",msg:_msg,cid:this.settings.cid});
}
//当文件选取完毕且选取的文件经过处理后（指添加到上传队列），会立即触发该事件。可以在该事件中调用this.startUpload()方法来实现文件的自动上传
//参数select_num指本次在文件选取框里选取的文件数量
//参数queued_num指本次被添加到上传队列的文件数量
//参数queued_total_num指当前上传队列里共有多少个文件（包括了本次添加进去的文件）
function file_dialog_complete_function(select_num,queued_num){
CYSUPLOAD[this.settings.cid].select_num = select_num;
if(select_num>0){
var _msg = "选择了"+select_num+"个文件";
$.process({type:2,select_files:select_num,msg:_msg,cid:this.settings.cid});
}else{
var _msg = "你没有选择任何文件！";
$.process({type:2,tcolor:"#FFB9B9",tbgcolor:"#990000",select_files:select_num,msg:_msg,cid:this.settings.cid});
}

}
//当文件即将上传时会触发该事件,该事件给了你在文件上传前的最后一次机会来验证文件信息、
//增加要随之上传的附加信息或做其他工作。可以通过返回false来取消本次文件的上传
function upload_start_function(file){

}
//该事件会在文件的上传过程中反复触发，可以利用该事件来实现上传进度条
//参数file为文件信息对象
//参数completebytes为当前已上传的字节数
//参数totalbytes为文件总的字节数
function upload_progress_function(file,completebytes,totalbytes){
var status = CYSUPLOAD[this.settings.cid].getStats();
var a1 = parseInt(status.files_queued);
var a2 = parseInt(status.successful_uploads);
var a3 = parseInt(status.upload_errors);
var totalsfiles = a1+a2+a3;
$.process({
now_file_id:file.id,
total_files:totalsfiles,
compele_files:a2,
bytes_compeled:completebytes,
bytes_total:totalbytes,cid:this.settings.cid
});
}
//文件上传被中断或是文件没有成功上传时会触发该事件。停止、取消文件上传或是在uploadStart事件中返回false都会引发这个事件，
//但是如果某个文件被取消了但仍然还在队列中则不会触发该事件
//参数file为文件信息对象
//参数error_code为错误代码，具体的可参照SWFUpload.UPLOAD_ERROR中定义的常量
function upload_error_function(file,error_code){

}
//当一个文件上传成功后会触发该事件
//参数file为文件信息对象
//参数server_data为服务器端输出的数据
function upload_success_function(file,server_data){
if(typeof(CYSUPLOAD[this.settings.cid].settings.upload_success_one)=="function"){
CYSUPLOAD[this.settings.cid].settings.upload_success_one(server_data);
}
}
//当一次文件上传的流程完成时（不管是成功的还是不成功的）会触发该事件，该事件表明本次上传已经完成，
//上传队列里的下一个文件可以开始上传了。该事件发生后队列中下一个文件的上传将会开始
function upload_complete_function(file){
var _index = this.settings.cid;
if (this.getStats().files_queued === 0) {
if(_index==($.getobjlength()-1)){
upload_all_complete();
}else{
var _next = _index+1;
CYSUPLOAD[_next].startUpload();
}
} else {
CYSUPLOAD[_index].startUpload();
}
}

//当所有文件都上传成功之后
function upload_all_complete(){
if(typeof(CYSUPLOAD[0].settings.upload_success_all)=="function"){
CYSUPLOAD[0].settings.upload_success_all();
}
}

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