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addproduct.html
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addproduct.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>添加商品</title>
<link href="css/mui.min.css" rel="stylesheet" />
<meta name="viewport" content="width=device-width, initial-scale=1,maximum-scale=1,user-scalable=no">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<link rel="stylesheet" href="css/mui.min.css">
<!--App自定义的css-->
<link rel="stylesheet" type="text/css" href="css/app.css"/>
<link rel="stylesheet" type="text/css" href="css/iconfont.css"/>
<script type="text/javascript" src="js/jquery-3.2.1.min.js"></script>
<script src="js/mui.min.js"></script>
<script src="js/tool.js"></script>
<script src="js/app.js"></script>
<style>
#reg{
height:50px;
background-color:#0099FF;
}
input{
width:100%;
}
</style>
<script>
var userid = GetUseridCookie().get("userid");
if(userid==undefined){
alert("登录过期，请重新登录！");
javascript:window.location.href="login.html"
}
window.onload = function(){
mui.ajax('http://'+url+'/jizhibackend/servlet/GetStudentClassServlet',{
data:
{
userid:userid,
},
xhrFields: {
withCredentials: true
},
crossDomain: true,
dataType: 'json', //服务器返回json格式数据
type: 'post', //HTTP请求类型
timeout: 10000, //超时时间设置为10秒；
headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8' },
success: function(data) {
data1=data.classes;
// alert(data1.length);
jQuery.each(data1,function(index,item){
document.getElementById('class').options.add(new Option(item.name,item.id));
});
},
error: function(xhr, type, errorThrown) {
console.log(errorThrown);
}
});
}
</script>
</head>
<body>
<header class="mui-bar mui-bar-nav">
<a class=" mui-icon mui-icon-left-nav mui-pull-left" href="t_shop.html"></a>
<h1 class="mui-title">添加商品</h1>
</header>
<div class="mui-content">
<form>
<p></p>
<p><strong> 商品图片</strong></p>
<p>
<!--<span class="mui-icon mui-icon-plus mui-pull-right" id="select" onclick="select()"></span>-->
<img class="preview" id="pre" style="width:150px;" src="<?=IMG_URL.$cost['cover'].'_s.jpg';?>">
<input type="file" name="cover" onchange="preview(this)" id="file">
</p>
<p></p>
<p><strong> 名字</strong></p>
<p>
<input id="name" >
</p>
<p></p>
<p><strong> 所需兑换积分</strong></p>
<p>
<input id="price" name="price">
</p>
<p></p>
<p><strong> 总共数量</strong></p>
<p>
<input id="number" name="number">
</p>
<p></p>
<p><strong> 选择添加的班级</strong></p>
<p>
<select id="class">
<option></option>
</select>
</p>
</form>
</div>
<div class="mui-content-padded">
<button id='reg' class="mui-btn mui-btn-block mui-btn-primary">完成</button>
</div>
</body>
<script>
mui('body').on('tap','a',function(){document.location.href=this.href;});
function select()
{
document.getElementById('file').click();
}
function preview(file){
var prevDiv = document.getElementById('pre');
if (file.files && file.files[0]){
var reader = new FileReader();
reader.onload = function(evt){
// prevDiv.innerHTML = '<img width="100%" height="100%" id="qw_img" src="' + evt.target.result + '" />';
$('.preview').attr('src' , evt.target.result);
}
reader.readAsDataURL(file.files[0]);
}else{
// prevDiv.innerHTML = '<div class="img" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(sizingMethod=scale,src=\'' + file.value + '\'"></div>';
$('.preview').attr('src' , file.value);
}
}
var btnlogin=document.getElementById("reg");
function resizeMe(img) {
//压缩的大小
var max_width = 100;
var max_height = 100;
var canvas = document.createElement('canvas');
var width = img.width;
var height = img.height;
// alert(width);
// alert(height);
if(width > height) {
if(width > max_width) {
height = Math.round(height *= max_width / width);
width = max_width;
}
}else{
if(height > max_height) {
width = Math.round(width *= max_height / height);
height = max_height;
}
}
canvas.width = width;
canvas.height = height;
// alert(canvas.width);
// alert(canvas.height);
var ctx = canvas.getContext("2d");
ctx.drawImage(img, 0, 0, width, height);
//压缩率
return canvas.toDataURL("image/jpg",0.92)
}
function getBlob(buffer, format) {
try {
return new Blob(buffer, {type: format});
} catch (e) {
var bb = new (window.BlobBuilder || window.WebKitBlobBuilder || window.MSBlobBuilder);
buffer.forEach(function(buf) {
bb.append(buf);
});
return bb.getBlob(format);
}
}
btnlogin.onclick = function() {
var image = new Image();
var resized ;
image.src = document.getElementById('pre').src;
var fname=document.getElementById("file").files[0];
var classid=document.getElementById("class").value;
var prices=document.getElementById('price');
var numbers=document.getElementById('number');
var giftName= document.getElementById('name');
//判断数量、积分和名字是否规范
var regRule = /\uD83C[\uDF00-\uDFFF]|\uD83D[\uDC00-\uDE4F]/g;
if(giftName.value.match(regRule)){
alert("名字只支持纯文字！");
return;
}
if((parseInt(prices.value))<=0)
{
alert("积分必须大于0！");
return;
}
if((parseInt(numbers.value))<=0)
{
alert("数量必须大于0！");
return;
}
image.onload = function() {
resized=resizeMe(image);
data = resized.split(',')[1];
data = window.atob(data);
var ia = new Uint8Array(data.length);
for (var i = 0; i < data.length; i++) {
ia[i] = data.charCodeAt(i);
};
//canvas.toDataURL 返回的默认格式就是 image/png
var blob = new Blob([ia], {
type: "image/jpeg"
});
// var formData = new FormData();
//// formData.append("classid",classid);
// formData.append("file",blob);
// var xhr = new XMLHttpRequest();
// xhr.open("post", 'http://'+url+'/jizhibackend/servlet/Uploadimg', true);
// xhr.onload = function () {
//// alert(xhr.responseText);
// };
// xhr.send(formData);
// alert(prices.value);
// alert(numbers.value);
mui.ajax('http://'+url+'/jizhibackend/servlet/AddproductServlet',{
data:
{
// 'picture':document.getElementById('pre').src,
'picture':resized,
'name':document.getElementById('name').value,
'numbers':numbers.value,
'classes':classid,
'userid':userid,
'price':prices.value,
},
xhrFields: {
withCredentials: true
},
crossDomain: true,
dataType: 'json', //服务器返回json格式数据
type: 'post', //HTTP请求类型
timeout: 10000, //超时时间设置为10秒；
headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8' },
beforeSend:function(){
btnlogin.innerHTML = '提交中...';
btnlogin.disabled = "disabled";
// finish.attr("disabled",true);
},
success: function(data) {
if(data.errcode==0)
{
mui.toast("添加商品成功！");
javascript:window.location.href="t_shop.html";
}
else{
mui.toast("系统错误！");
}
},
complete:function(){
// finish.attr("disabled",false);
btnlogin.disabled = false;
btnlogin.innerHTML = '完成';
},
error: function(xhr, type, errorThrown) {
console.log(errorThrown);
console.log(type);
console.log(xhr);
}
});
}
}
</script>
</html>