wjs_app/js/uploadImgs.js

 var files = [];  
 // 添加文件  
 var index = 1;  
 var newUrlAfterCompress;
 function uploadPicture(){ 
        var url='http://139.196.105.31:8881/upload/multipleImageUpload'  
         task = plus.uploader.createUpload( url,   
            { method:"POST"},  
            function (t, status ) {  
                // 上传完成  
                if ( status == 200 ) {   
                   // wt.close();
				   $(".dynamic_images ul").html(""); 
				
				 var data =t.responseText
				localStorage.setItem("datas", data);
				localStorage.setItem("adddataimg", data);
				 
				   $("#picnum")[0].innerHTML='0/10';
				   files=[];
				   $(".dynamic_images ul").append(  
				       "<img src='img/show.png' id='showimg'/>"); 
					  plus.nativeUI.alert('上传成功');
					 applyToDB();
                } else { 
				 $(".dynamic_images ul").html("");
				 $("#picnum")[0].innerHTML='0/10';
					$(".dynamic_images ul").append(  
				    "<img src='img/show.png' id='showimg'/>"); 
						  
					 plus.nativeUI.alert('上传失败');
					//mui.alert();
                    //wt.close();  
                     console.log( "Upload failed: " +JSON.stringify(status) );  
                }  
            });  
            for(var i = 0; i < files.length; i++) {    
                var f = files[i];
				var j = i + 1;
					var temp = 'files' + j;
                task.addFile(f.path,{  
                    key: temp
                }); 
            }  
			
            task.addData('name',name);  
            task.start();
			 // plus.nativeUI.showWaiting();
    }  

	

      
    function appendFile(p) {  
        files.push({  
            name: "files" + index,//这个值服务器会用到，作为file的key  
            path: p  
        });  
        index++;  
    }  
    function showActionSheet() {  
        if($(".dynamic_images ul li").length<9){  
            var bts = [{  
                title: "拍照"  
            }, {  
                title: "从相册选择"  
            }];  
            plus.nativeUI.actionSheet({  
                    cancel: "取消",  
                    buttons: bts  
                },  
            function(e) {  
                    if (e.index == 1) {  
                        getImage();  
                    } else if (e.index == 2) {  
                        galleryImgs();  
                    }  
                }  
            );  
        }else{  
            plus.nativeUI.alert('最多上传十张图片!');  
        }  
    }  
    // 产生一个随机数  
    function getUid() {  
        return Math.floor(Math.random() * 100000000 + 10000000).toString();  
    }  
    //拍照  
    function getImage() {
		$('#showimg').css("display","none");
        var cmr = plus.camera.getCamera();  
        cmr.captureImage(function(p) {  
            plus.io.resolveLocalFileSystemURL(p, function(entry) {  
                var localurl = entry.toLocalURL(); // 
				var name=localurl.substring(localurl.lastIndexOf("/")+1);
                $(".dynamic_images ul").prepend("<li id='uploadliid' onclick='delImg(this)'><img src='" + localurl + "' /><span class='del'></span></li>");  
                var dstname="_downloads/"+name;//设置压缩后图片的路径  
                newUrlAfterCompress=compressImage(localurl,dstname);  
                appendFile(dstname);  
                document.getElementById("picnum").innerText=files.length+'/10';  
            });  
        });  
    }  
    function galleryImgs() {  
        // 从相册中选择图片  
        var num=9;  
        if(10-$(".dynamic_images ul li").length>=1){  
            num=10-$(".dynamic_images ul li").length;  
        }  
        plus.gallery.pick(function(e) { 
			
			$('#showimg').css("display","none");
            for (var i = 0; i < e.files.length; i++) {  
				var name=e.files[i].substring(e.files[i].lastIndexOf("/")+1);
                $(".dynamic_images ul").prepend(  
                    "<li id='uploadliid' onclick='delImg(this)'><img  src='" + e.files[i] + "'/><span class='del'></span></li>");  
                    var dstname="_downloads/"+name;//设置压缩后图片的路径  
                    newUrlAfterCompress=compressImage(e.files[i],dstname);  
                    appendFile(dstname);  
            }  
            document.getElementById("picnum").innerText=files.length+'/10';  
        }, function(e) {   
            console.log("取消选择图片");  
        }, {  
            filter: "image",  
            multiple: true,  
            maximum:num,  
            system:false,  
            onmaxed:function(){  
                plus.nativeUI.alert('最多只能选择十张图片');  
            }  
        });  
    }  
    //压缩图片，这个比较变态的方法，无法return  
    function compressImage(src,dstname) {  
        //兼容  
        if (0 != src.toString().indexOf("file://")) {  
            src = "file://" + src;  
        }  
        plus.zip.compressImage({  
                src: src,  
                dst: dstname,  
                overwrite:true,  
                quality: 9 
            },  
            function(event) {  
                //console.log("Compress success:"+event.target);  
                return event.target;  
            },  
            function(error) {  
                console.log(error);  
                return src;  
            });  

    }  
     function delImg(obj)  
     {  
        var list =document.getElementsByTagName('li');  
        for(var i=0;i<list.length;i++){  
            list[i].index=i;  
        }  
        var idx=2-obj.index;  
        var ul=obj.parentNode;  
        var btnArray=['是','否'];  
        plus.nativeUI.confirm("确定要删除此图?",function(e){  
            if(e.index==0){  
                ul.removeChild(obj);  
                files.splice(idx,1);  
                document.getElementById("picnum").innerText=Number(files.length)+'/10';  
            }  
        },{"buttons":btnArray})  
     }