<!DOCTYPE HTML>
<html>
<head>
<meta charset="UTF-8">
<title>移动端图片上传解决方案localResizeIMG先压缩后ajax无刷新上传</title>
<meta name="description" content="" />
<meta name="viewport" content="width=device-width , initial-scale=1.0 , user-scalable=0 , minimum-scale=1.0 , maximum-scale=1.0" />
<script type='text/javascript' src='js/jquery-2.0.3.min.js'></script>
<script type='text/javascript' src='js/LocalResizeIMG.js'></script>
<script type='text/javascript' src='js/patch/mobileBUGFix.mini.js'></script>
<style type="text/css">
body{font-family:"微软雅黑"}
.uploadbtn{ display:block;height:40px; line-height:40px; color:#333; text-align:center; width:100%; background:#f2f2f2; text-decoration:none; }
.imglist{min-height:200px;margin:10px;}
.imglist img{width:100%;}
</style>
</head>
<body>
<div style="width:500px;margin:10px auto; border:solid 1px #ddd; overflow:hidden; ">
<input type="file" id="uploadphoto" name="uploadfile" value="请点击上传图片" style="display:none;" />
<div class="imglist"></div>
<a href="javascript:void(0);" onclick="uploadphoto.click()" class="uploadbtn">点击上传文件</a>
</div>
<div style="text-align:center;margin-top:50px;">@ <a href="http://www.devdo.net/">码农小兵,专注web开发 欢迎投稿</a></div>
</body>
</html>
$('input:file').localResizeIMG({
width: 400,//宽度
quality: 1,//质量
success: function (result) {
result.base64/result.clearBase64
}
});
$(document).ready(function(e) {
$('#uploadphoto').localResizeIMG({
width: 400,
quality: 1,
success: function (result) {
var submitData={
base64_string:result.clearBase64,
};
$.ajax({
type: "POST",
url: "upload.php",
data: submitData,
dataType:"json",
success: function(data){
if (0 == data.status) {
alert(data.content);
return false;
}else{
alert(data.content);
var attstr= '<img src="'+data.url+'" alt="" />';
$(".imglist").append(attstr);
}
},
complete :function(XMLHttpRequest, textStatus){
},
error:function(XMLHttpRequest, textStatus, errorThrown){ //上传失败
alert(XMLHttpRequest.status);
alert(XMLHttpRequest.readyState);
alert(textStatus);
}
});
}
});
});
$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 );
}
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