<a href="https://gitee.com/yinfanliang/chengyang.git ">git地址</a>
<!DOCTYPE html>
<html lang="zh-cn"><head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<title>多图片上传</title>
<script src="http://apps.bdimg.com/libs/jquery/2.1.1/jquery.min.js"></script>
<script src="./lrz.bundle.js"></script>
<style>
* {
margin: 0;
padding: 0;
}
/*图片上传*/
html,
body {
width: 100%;
height: 100%;
}
.container {
width: 100%;
height: 100%;
overflow: auto;
clear: both;
}
.z_photo {
width: 5rem;
height: 5rem;
padding: 0.3rem;
overflow: auto;
clear: both;
margin: 1rem auto;
border: 1px solid #555;
}
.z_photo img {
width: 1rem;
height: 1rem;
}
.z_addImg {
float: left;
margin-right: 0.2rem;
}
.z_file {
width: 1rem;
height: 1rem;
background: url(z_add.png) no-repeat;
background-size: 100% 100%;
float: left;
margin-right: 0.2rem;
}
.z_file input::-webkit-file-upload-button {
width: 1rem;
height: 1rem;
border: none;
position: absolute;
outline: 0;
opacity: 0;
}
.z_file input#file {
display: block;
width: auto;
border: 0;
vertical-align: middle;
}
/*遮罩层*/
.z_mask {
width: 100%;
height: 100%;
background: rgba(0, 0, 0, .5);
position: fixed;
top: 0;
left: 0;
z-index: 999;
display: none;
}
.z_alert {
width: 3rem;
height: 2rem;
border-radius: .2rem;
background: #fff;
font-size: .24rem;
text-align: center;
position: absolute;
left: 50%;
top: 50%;
margin-left: -1.5rem;
margin-top: -2rem;
}
.z_alert p:nth-child(1) {
line-height: 1.5rem;
}
.z_alert p:nth-child(2) span {
display: inline-block;
width: 49%;
height: .5rem;
line-height: .5rem;
float: left;
border-top: 1px solid #ddd;
}
.z_cancel {
border-right: 1px solid #ddd;
}
</style>
</head>
<body>
<div class="container">
<!-- 照片添加 -->
<div class="z_photo">
<div class="z_file">
<input type="file" name="file" id="file" value="" accept="image/*" multiple onchange="imgChange('z_photo','z_file');" />
</div>
</div>
<!--遮罩层-->
<div class="z_mask">
<!--弹出框-->
<div class="z_alert">
<p>确定要删除这张图片吗？</p>
<p>
<span class="z_cancel">取消</span>
<span class="z_sure">确定</span>
</p>
</div>
</div>
</div>
<script type="text/javascript">
//px转换为rem
(function(doc, win) {
var docEl = doc.documentElement,
resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',
recalc = function() {
var clientWidth = docEl.clientWidth;
if (!clientWidth) return;
if (clientWidth >= 640) {
docEl.style.fontSize = '100px';
} else {
docEl.style.fontSize = 100 * (clientWidth / 640) + 'px';
}
};
if (!doc.addEventListener) return;
win.addEventListener(resizeEvt, recalc, false);
doc.addEventListener('DOMContentLoaded', recalc, false);
})(document, window);
function imgChange(obj1, obj2) {
//获取点击的文本框
var file = document.getElementById("file");
/* 压缩图片 */
lrz(file.files[0], {
width: 300 //设置压缩参数
}).then(function (rst) {
/* 处理成功后执行 */
rst.formData.append('base64img', rst.base64); // 添加额外参数
$.ajax({
url: "http://localhost/upload/upload.php",
type: "POST",
data: rst.formData,
processData: false,
contentType: false,
success: function (data) {
$("<img />").attr("src", data).appendTo("body");
}
});
}).catch(function (err) {
/* 处理失败后执行 */
}).always(function () {
/* 必然执行 */
})
//存放图片的父级元素
var imgContainer = document.getElementsByClassName(obj1)[0];
//获取的图片文件
var fileList = file.files;
//文本框的父级元素
var input = document.getElementsByClassName(obj2)[0];
var imgArr = [];
//遍历获取到得图片文件
for (var i = 0; i < fileList.length; i++) {
var imgUrl = window.URL.createObjectURL(file.files[i]);
imgArr.push(imgUrl);
var img = document.createElement("img");
img.setAttribute("src", imgArr[i]);
var imgAdd = document.createElement("div");
imgAdd.setAttribute("class", "z_addImg");
imgAdd.appendChild(img);
imgContainer.appendChild(imgAdd);
};
imgRemove();
}; //结束
function imgRemove() {
var imgList = document.getElementsByClassName("z_addImg");
var mask = document.getElementsByClassName("z_mask")[0];
var cancel = document.getElementsByClassName("z_cancel")[0];
var sure = document.getElementsByClassName("z_sure")[0];
for (var j = 0; j < imgList.length; j++) {
imgList[j].index = j;
imgList[j].onclick = function() {
var t = this;
mask.style.display = "block";
cancel.onclick = function() {
mask.style.display = "none";
};
sure.onclick = function() {
mask.style.display = "none";
t.style.display = "none";
};
}
};
};
</script>
</body>
</html>
<?php
$base64_string = $_POST['base64_string'];
$savename = uniqid().'.jpeg';//localResizeIMG压缩后的图片都是jpeg格式
$savepath = 'images/'.$savename;
$image = base64_to_img( $base64_string, $savepath );
if($image){
echo '{"status":1,"content":"上传成功","url":"'.$image.'"}';
}else{
echo '{"status":0,"content":"上传失败"}';
}
function base64_to_img( $base64_string, $output_file ) {
$ifp = fopen( $output_file, "wb" );
fwrite( $ifp, base64_decode( $base64_string) );
fclose( $ifp );
return( $output_file );
}
$base64_image_content = $_POST['base64img'];
$output_directory = './image'; //设置图片存放路径
/* 检查并创建图片存放目录 */
if (!file_exists($output_directory)) {
mkdir($output_directory, 0777);
}
/* 根据base64编码获取图片类型 */
if (preg_match('/^(data:\s*image\/(\w+);base64,)/', $base64_image_content, $result)) {
$image_type = $result[2]; //data:image/jpeg;base64,
$output_file = $output_directory . '/' . md5(time()) . '.' . $image_type;
}
/* 将base64编码转换为图片编码写入文件 */
$image_binary = base64_decode(str_replace($result[1], '', $base64_image_content));
if (file_put_contents($output_file, $image_binary)) {
echo $output_file; //写入成功输出图片路径
}
?>