PianoTime/public/base/plugins/imguploader/uploader.js

/*
 *  @tanqilin 2016 07 05
 *  百度上传插件
 * 
 *  UploaderPick:"#",                       //绑定按钮id
 *  UploaderUrl:"",                         //百度插件地址
 *  UploaderServer:"",                      //上传api
 *  UploaderMax:5                           //现在最大上传个数
 *  UploadHiddenField:""                    //隐藏域name

*/
var uploadlist = "";
var uploadObj = [];
function upload(obj){    
    this.upobj = {
        UploaderUrl : obj.UploaderUrl ? obj.UploaderUrl : "https://cdn.bootcss.com/webuploader/0.1.1/webuploader.min.js",
        UploaderServer : obj.UploaderServer ? obj.UploaderServer :"/api/attachment/webupload?elementid=&watermark=" + obj.UploadWatermark + "&_time=" + Math.random() ,
        UploaderPick : obj.UploaderPick ? obj.UploaderPick : "#upload01" ,
        UploaderMax  : obj.UploaderMax ? obj.UploaderMax : 100,
        UploaderSingle  : obj.UploaderSingle ? obj.UploaderSingle : false,
        UploadHiddenField : obj.UploadHiddenField ? obj.UploadHiddenField : "field[]",
        UploadWatermark : obj.UploadWatermark ? obj.UploadWatermark : ""
    },
    this.loadJS = function(url, callback){
        var head = document.getElementsByTagName("head")[0];
        var script = document.createElement("script");
        script.src = url;
        var done = false;
        script.onload = script.onreadystatechange = function() {
            if (!done && (!this.readyState || this.readyState == "loaded" || this.readyState == "complete")) {
                done = true;
                callback();
                script.onload = script.onreadystatechange = null;
                head.removeChild(script);
            }
        };
        head.appendChild(script);
    }
	var _this=this;
    this.attachEventload(function(){
    	_this.loadCom();
    });
}
upload.prototype.attachEventload = function(argument){
    // 判断页面是否加载完毕
    if (window.attachEvent) { 
        window.attachEvent("onload",argument); 
    } else if (window.addEventListener) { 
        window.addEventListener("load",argument, false);   
    }
};
upload.prototype.loadCom = function() {
    var _this=this;
    $("body").append("<style type='text/css'>\
        div.layout_upload ul,div.layout_upload li{ padding: 0px; margin: 0px;list-style-type:none;word-wrap:break-word; white-space:normal; word-break:break-all;}\
        div.layout_upload ul.ullit li{float:left;width:150px;height:150px;position:relative;z-index:5;zoom:1;margin:0 10px 10px 0}\
        div.layout_upload ul.ullit li em{font-weight: 100;opacity: 1;box-shadow: none;font-size: 12px;width:15px;height:15px;cursor:pointer;font-style:normal;line-height:15px;border-radius:15px;-moz-border-radius:15px;-webkit-border-radius:15px;-o-border-radius:15px;-ms-border-radius:15px;background:#999;color:#fff;text-align:center;position:absolute;z-index:30;zoom:1;right:-7px;top:-7px}\
        div.layout_upload ul.ullit li img{width:100%;height:auto;display:block}\
        div.layout_upload ul.ullit li .layout_upload_but{width:150px;height:150px;border: 5px #eee solid;display:block;line-height:60px;text-align:center;background:url(/base/plugins/imguploader/img/uploadCamera.png) no-repeat center center #fefefe}\
        div.layout_upload ul.ullit li .layout_upload_but .webuploader-pick{height:150px; background:none;}\
        div.layout_upload ul.ullit li .rate{width:100%;height:4px;background:#9e9e9e;overflow:hidden;position:absolute;z-index:800;zoom:1;left:0;bottom:-8px;display:none}\
        div.layout_upload ul.ullit li .rate span{overflow:hidden;width:0;height:4px;background:#36c3be;display:block;transition:all 400ms ease-out 0s;-o-transition:all 400ms ease-out 0s;-moz-transition:all 400ms ease-out 0s;-webkit-transition:all 400ms ease-out 0s;transform-origin:center}\
        div.layout_upload ul.ullit li .yes,div.layout_upload ul.ullit li .no{display:none;color:#fff;font-size:12px;text-align:center;position:absolute;z-index:10;zoom:1;bottom:0;left:0;width:100%;height:100%;line-height:60px; margin: 0;}\
        div.layout_upload ul.ullit li .yes{height:20px;line-height:20px}.layout_love h3{height:65px;line-height:65px;position:relative;z-index:5;zoom:1;text-align:center}\
        .layout_love h3 span{background:#fff;position:relative;z-index:10;zoom:1;font-size:18px;font-weight:100;display:inline-block;padding:0 10px}\
        div.layout_upload ul.ullit li .file{  margin:0px; }\
        div.layout_upload ul.ullit li small.text-danger{  color:#ed5565;  }\
        div.layout_upload ul.ullit li .file-name{ height:48px; padding:5px;}\
        div.layout_upload ul.ullit li .file-name p{ height:20px;  margin:0; overflow: hidden;}\
        div.layout_upload ul.ullit li .webuploader-element-invisible { position: absolute; clip: rect(1px 1px 1px 1px);}\
        </style>")
    if(typeof WebUploader != 'undefined'){
        _this.upLoader();
    }else{
    	this.loadJS(this.upobj.UploaderUrl + "?t=" + Math.random() ,function(){
            _this.upLoader();
        }); 
    }
};
upload.prototype.upLoader=function(){
    var _this = this;
    var imgLinst = 0;
    var imgbuthtml = "";
    // 百度上传插件初始化
    var uploader = WebUploader.create({
        // swf文件路径
        swf:'/base/plugins/imguploader/uploader.swf',

        // 文件接收服务端。
        server: this.upobj.UploaderServer,

        // 选择文件的按钮。可选。
        // 内部根据当前运行是创建，可能是input元素，也可能是flash.
        pick: this.upobj.UploaderPick,

        //现在最大上传数
        fileNumLimit: _this.upobj.UploaderMax,

        //fileSizeLimit: 500 * 1024 * 1024,

        //fileSingleSizeLimit: 10 * 1024 * 1024,
        extensions:'jpg|jpeg|gif|png|bmp',
        // 是否选择就上传
        auto: true,

        accept: {
            title: 'Images',
            extensions: 'gif,jpg,jpeg,bmp,png',
            mimeTypes: 'image/*'
        }

        // 不压缩image, 默认如果是jpeg，文件上传前会压缩一把再上传！
        //resize: false
    });

    // 传递参数
 /* uploader.option("formData", {
//      _token : "$token",
      elementid: "",
      watermark: this.upobj.UploadWatermark,
      _time: Math.random()
  });*/

    // 判断格式
    uploader.on("error",function(type){
        //仅支持JPG、GIF、PNG、JPEG、BMP格式，
        if(type=='F_EXCEED_SIZE'||type=='Q_EXCEED_SIZE_LIMIT'){
            layer.msg("上传的图片太大", {icon: 2});
            return false;
        }else if(type=="Q_TYPE_DENIED"){
            layer.msg("请上传JPG、GIF、PNG、JPEG、BMP格式", {icon: 2});
            return false;
        }else if(type=="Q_EXCEED_NUM_LIMIT"){
            layer.msg("超过图片最大上传数量", {icon: 2});
            return false;
        }else {
            layer.msg("服务器繁忙请稍候再试", {icon: 2});
            return false;
        }
    });

    // 上传进度
    uploader.on("uploadProgress",function(file,percentage){

        var $li=$("#rt_"+file.source.ruid).parent().parent().parent().find("li[data-uploaderId='"+file.id+"']");  
        $li.find("small").show().html("正在上传文件");
        $li.find(".rate").show().find("span").css({"width":percentage*100+"%"});          
        if(percentage==1){
            $li.find(".rate").hide(); 
            $li.find("small").show().html("正在保存数据");
        }
    });

    // 生成预览图
    uploader.on("fileQueued",function(file,percentage){
        var butThis = _this.upobj,
            file = file;
        imgLinst ++;
         var but =$("#rt_"+file.source.ruid).parents('form').find("input[type='submit']");
        var upload_num =   0;
        if(but.attr('data-upload_num')){
            upload_num = parseInt(but.attr('data-upload_num'));
        }
        but.attr('data-upload_num',upload_num+1);
        if(but.val() != "正在上传文件..." || but.val() == ""){
            uploadlist = but.val() == "" ? "提交" : but.val();
        }
        but.val("正在上传文件...");
        but.attr("disabled","true");
        uploader.makeThumb( file, function( error, src ) {                
            if ( error ) {
                layer.msg("图片不能预览", {icon: 2});
                return;
            }
            var $li2 = '<li data-uploaderId="'+file.id+'">\
                        <em class="close">×</em>\
                        <img src="'+src+'" alt="" />\
                        <p class="rate"><span></span></p>\
                        <p class="yes">等待上传文件</p>\
                        <p class="no">上传失败</p>\
                    </li>';
            var $li = '<li data-uploaderId="'+file.id+'">\
                        <div class="file">\
                            <span class="corner"></span>\
                            <div class="image">\
                                <img src="'+src+'" alt="" />\
                            </div>\
                            <div class="file-name">\
                                <p>'+file.name+'</p>\
                                <small>等待上传文件</small>\
                            </div>\
                        </div>\
                         <em class="close">×</em>\
                         <p class="rate"><span></span></p>\
                         <p class="yes">等待上传文件</p>\
                         <p class="no">上传失败</p>\
                    </li>';
            if(_this.upobj.UploaderSingle) {
                if($("#rt_"+file.source.ruid).parent().parent().parent().children("li").eq(0).find("img").attr('src')){
                    $("#rt_"+file.source.ruid).parent().parent().parent().children("li").eq(0).find("img").attr('src',src);
                    $("#rt_"+file.source.ruid).parent().parent().parent().children("li").eq(0).attr('data-uploaderId',file.id);
                }else{
                    $("#rt_"+file.source.ruid).parent().parent().before($li);
                }
            }else{
                $("#rt_"+file.source.ruid).parent().parent().before($li);

            }
            $("#rt_"+file.source.ruid).parent().parent().parent().find(".close").unbind('click').click(function(){
                var but = $("#rt_"+file.source.ruid).parents('form').find("input[type='submit']"); 
                
                uploader.removeFile($(this).parent().attr("data-uploaderId"));
                var upload_num =   0;
                if(but.attr('data-upload_num')){
                    upload_num = parseInt(but.attr('data-upload_num'));
                }
                if($(this).parents('li').find("small").html() == "等待上传文件"){ but.attr('data-upload_num',upload_num-1); }
                if($(this).parents('li').find("small").html() == "正在保存数据" || $(this).parents('li').find("small").html()=="正在上传文件" ||$(this).parents('li').find("small").html() == "等待上传文件"){
                    uploadObj.push(file.source.ruid);
                    
                }
                if($(this).parents('li').find("small").html()!="上传成功" && $(this).parents('li').find("small").html()!="保存失败" && $(this).parents('li').find("small").html()!="等待上传文件" ){
                    //uploadObj.push(file.source.ruid);
                    upload_num = upload_num-1 <= 0 ? 1 : upload_num;
                    but.attr('data-upload_num',upload_num-1);
                    if(upload_num-1 <=0 ) {
                            $("#rt_"+file.source.ruid).parents('form').find("input[type='submit']").removeAttr("disabled").val(uploadlist);
                    }
                }
                $(this).parent().fadeOut("slow",function(){$(this).remove();});
                
            });
        },150,150); 

    });

    // 服务器回调
    uploader.on('uploadSuccess', function( file, response ) {
        var but =$("#rt_"+file.source.ruid).parents('form').find("input[type='submit']");
        imgLinst --;
        var isuplist = true;
        $.each(uploadObj, function(i,v) {
             if(file.source.ruid  == v){
                removeByValue(uploadObj, v);
                isuplist = false;
             }
        });
        
        if(isuplist){
            var upload_num =   0;
            if(but.attr('data-upload_num')){
                upload_num = parseInt(but.attr('data-upload_num'));
            }
            //upload_num = upload_num-1 < 0 ? 2 : upload_num;
            but.attr('data-upload_num',upload_num-1);
            if(upload_num-1 <=0 ) {
                $("#rt_"+file.source.ruid).parents('form').find("input[type='submit']").removeAttr("disabled").val(uploadlist);
            }

        }
        if(imgLinst <= 0 ){ imgLinst == 0; 
         //   if(isuplist){$("#rt_"+file.source.ruid).parents('form').find("input[type='submit']").removeAttr("disabled").val(uploadlist); isuplist = true;}
        }

        var ruid=$("#rt_"+file.source.ruid).parent().parent().parent();
        if(response.code==200){
            ruid.find("li[data-uploaderId='"+file.id+"'] small").html("上传成功").show();
            if(_this.upobj.UploaderSingle) {
                ruid.find("li[data-uploaderId='"+file.id+"']").append('<input type="hidden" name="'+_this.upobj.UploadHiddenField+'" value="'+response.fileurl+'"　>');
            }else{
                ruid.find("li[data-uploaderId='"+file.id+"']").append('<input type="hidden" name="'+_this.upobj.UploadHiddenField+'[url][]" value="'+response.fileurl+'"　>');
                ruid.find("li[data-uploaderId='"+file.id+"']").append('<input type="hidden" name="'+_this.upobj.UploadHiddenField+'[alt][]" value="'+response.filename+'"　>');
            }


        }else{
            //ruid.find("li[data-uploaderId='"+file.id+"'] small").hide();
            ruid.find("li[data-uploaderId='"+file.id+"'] small").html("保存失败");
        }        
    });

    // setInterval(function(){
    //     if(imgLinst <= 0){
    //         imgLinst == 0; $(_this.upobj.UploaderPick).parents('form').find("input[type='submit']").removeAttr("disabled").val(uploadlist);
    //     }else{
    //         $(_this.upobj.UploaderPick).parents('form').find("input[type='submit']").val("正在上传文件...").attr("disabled","true");
    //     }
    // },600);

    //所有文件上传后触发    
    uploader.on('uploadComplete', function(file) {
    });3

    function removeByValue(arr, val) {
      for(var i=0; i<arr.length; i++) {
        if(arr[i] == val) {
          arr.splice(i, 1);
          break;
        }
      }
    }
}

var uploadUp = true;
var uploadSet=setInterval(function () {
    var eq = 0;
    var eq2 = 0;
    if($("*[data-uploaderid]").length > 0 ){
        eq++;
         $.each($("*[data-uploaderid]"), function(index, val) {        
            if($(this).find("small").html()!="上传成功"&&$(this).find("small").html()!="保存失败"){
                uploadUp = false;
            }else{
               eq2++; 
            }
        });
        if(uploadUp || eq == eq2 ){
            $("*[data-uploaderid]").parents('form').find("input[type='submit']").removeAttr("disabled").removeAttr("data-upload_num").val(uploadlist);
            uploadUp = true;
        }
    }
},500);