hbuilder mui uploader图片上传到服务器完整版(ASP.NET)

<div class="dynamic_images">

<ul>

<!--<li><img src="images/cbd.jpg"></li>-->

<li><img src="images/iconfont-tianjia.png" id="addnew"></li>

<!--<li><span class="mui-icon iconfont icon-jia2" style="font-size: 28px;"></span></li>-->

</ul>

</div>

document.addEventListener("plusready", plusReady, false);

function plusReady() {

document.getElementById("addnew").addEventListener("tap", function() {

showActionSheet();//拍照还是相册

});

document.getElementById("fabiao").addEventListener("tap", function() {

upload();//上传文件

});

plus.nativeUI.closeWaiting();

}

var f1 = null;

var picarr = new Array();

var basearr = new Array();

var lat = "",

longt = "";

var files = [];

// 上传文件

function upload() {

var wt = plus.nativeUI.showWaiting();

var task = plus.uploader.createUpload(server + "?action=dynamicadd", {

method: "POST"

},

function(t, status) { //上传完成

if (status == 200) {

// console.log("上传成功：" + t.responseText);

mui.toast("发表成功");

//插入本地数据库

wt.close();

mui.back();

} else {

console.log("上传失败：" + status);

wt.close();

}

}

);

var title = $("#tbxtitle").val();

if (title.length < 1) {

wt.close();

mui.toast("内容不能为空");

} else {

task.addData("title", title);

task.addData("uid", getUid());

task.addData("userid", plus.storage.getItem("policeid"));

//task.addData("lat", lat.toString());

//task.addData("longt", longt.toString());

// console.log("准备上传"+files.length+"个图片");

for (var i = 0; i < files.length; i++) {

var f = files[i];

// console.log("准备上传的图片路径："+f.path);

task.addFile(f.path, {

key: f.name

});

}

task.start();

}

}

// 添加文件

var index = 1;

var newUrlAfterCompress;

function appendFile(p) {

files.push({

name: "uploadkey" + index,//这个值服务器会用到，作为file的key

path: p

});

index++;

}

// 产生一个随机数

function getUid() {

return Math.floor(Math.random() * 100000000 + 10000000).toString();

}

function getposition() {

plus.geolocation.getCurrentPosition(function(p) {

var codns = p.coords; // 获取地理坐标信息；

lat = codns.latitude; //获取到当前位置的纬度；

longt = codns.longitude; //获取到当前位置的经度

}, function(e) {

//alert("获取百度定位位置信息失败：" + e.message);

}, {

provider: 'baidu'

});

}

function galleryImgs() { // 从相册中选择图片

plus.gallery.pick(function(e) {

$(".dynamic_images ul li").remove(".pickimg");

// console.log("选择了"+e.files.length+"个图片");

for (var i = 0; i < e.files.length; i++) {

if (i < 9) {

picarr[i] = e.files[i];

$(".dynamic_images ul").prepend("<li class='pickimg'><img src='" + e.files[i] + "' /></li>");

var dstname="_downloads/"+getUid()+".jpg";//设置压缩后图片的路径

newUrlAfterCompress=compressImage(e.files[i],dstname);

appendFile(dstname);

//console.log(e.files[i]);

//console.log(dstname);

}

}

}, function(e) {

console.log("取消选择图片");

}, {

filter: "image",

multiple: true

});

}

//压缩图片，这个比较变态的方法，无法return

function compressImage(src,dstname) {

//var dstname="_downloads/"+getUid()+".jpg";

plus.zip.compressImage({

src: src,

dst: dstname,

overwrite:true,

quality: 20

},

function(event) {

//console.log("Compress success:"+event.target);

return event.target;

},

function(error) {

console.log(error);

return src;

//alert("Compress error!");

});

}

//旋转图片，本文没用到

function rotateImage() {

plus.zip.compressImage({

src: "_www/a.jpg",

dst: "_doc/a.jpg",

rotate: 90 // 旋转90度

},

function() {

alert("Compress success!");

},

function(error) {

alert("Compress error!");

});

}

function showActionSheet() {

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();

}

}

);

}

//拍照

function getImage() {

var cmr = plus.camera.getCamera();

cmr.captureImage(function(p) {

plus.io.resolveLocalFileSystemURL(p, function(entry) {

var localurl = entry.toLocalURL(); //

$(".dynamic_images ul li").remove(".pickimg");

$(".dynamic_images ul").prepend("<li class='pickimg'><img src='" + localurl + "' /></li>");

});

});

}

string file = "";

int count = Request.Files.Count;

for (int i = 0; i < count; i++)

{

int l = Request.Files["uploadkey" + (i + 1)].ContentLength;

byte[] buffer = new byte[l];

Stream s = Request.Files["uploadkey" + (i + 1)].InputStream;

System.Drawing.Bitmap image = new System.Drawing.Bitmap(s);

string imgname = Common.GetGuid() + ".jpg";

string path = "Images/" + DateTime.Now.ToString("yyyyMMdd") + "/";

if (!Directory.Exists(HttpContext.Current.Server.MapPath(path)))

{

System.IO.Directory.CreateDirectory(HttpContext.Current.Server.MapPath(path));

}

image.Save(Server.MapPath(path + "/" + imgname));

}