图片上传，可多图，可单图

// 图片上传
function upimg(obj,append,name,upimg)
  {
    if( obj.value == "" ) {
      return;
    }
    var click_upimg = "'"+upimg+"'";
    var click_append = "'"+append+"input'";
    var formdata = new FormData();
    //<input type="file" name="img" value="" />
    formdata.append("img" , $(obj)[0].files[0]);//获取文件法二
    $.ajax({
      type : 'post',
      url : 'index.php?a=swfupload&m=asset&g=asset', //接口
      data : formdata,
      cache : false,
      processData : false, // 不处理发送的数据，因为data值是Formdata对象，不需要对数据做处理
      contentType : false, // 不设置Content-type请求头
      success : function(response){
        var html = '<div style="position: relative;margin-right: 20px;margin-bottom: 15px; 132px;display: inline-block;border: 1px solid #CCC;background:#EEE;">'
            +'<span style="display: block; 120px;height: 80px;border: 1px solid #F2F1F0;margin: 5px;overflow: hidden;">'
            +'<img src="'+response+'" style=" 100%;" />'
            +'</span>'
            +'<input type="hidden"  name="'+name+'" value="'+response+'" />'
            +'<a onclick="delImg(this,'+click_upimg+');" style="z-index: 10;display: block;top: -8px;cursor:pointer;right: -8px;position:absolute; 20px;height: 20px;background: #CCC;border-radius:100%;text-align:center;line-height: 20px;border: 1px solid #C1C1C1;color: #555;">X</a>'
            +'</div>';
        $('#'+append+'').append(html);
        $("#"+upimg+"").attr("disabled","disabled");
      },
      error : function(){ }
    });
  }
 
  function delImg(obj,upimg)
  {
    $("#"+upimg+"").val(""); // 连续两次传相同图片处理
    $(obj).parent('div').remove();
    $("#"+upimg+"").removeAttr("disabled");
  }

 <span id="img-list-box" style="margin-left: 25px;"></span>
             <span style="display:inline-block;height: 30px;position: relative;top:0px;left:0px;">
             <a style="display: inline-block; 100px;height:30px;line-height: 30px;text-align:center;background: #F60;color: #FFF;">图片上传</a>
             <input type="file" name="img_src" style=" 100px;border: 1px solid red;position: absolute;top:0px;left: 0px;height: 30px;opacity: 0;" id="up-img-file" onchange="upimg(this,'img-list-box','thumb','up-img-file')">
 </span>


// 编辑

<div class="form-group col-sm-12">
<div class="col-sm-1"> </div>
<label class="col-sm-2 control-label no-padding-right">推广图片</label>
<div class="col-sm-5">

<span id="img-list-box" style="margin-left: 25px;">
<if condition="!empty($maketlist['maketimg'])">
<div style="position: relative;margin-right: 20px;margin-bottom: 15px; 132px;display: inline-block;border: 1px solid #CCC;background:#EEE;">
<span style="display: block; 120px;height: 80px;border: 1px solid #F2F1F0;margin: 5px;overflow: hidden;">
<img src="{$maketlist.maketimg}" style=" 100%;" />
</span>
<input type="hidden" name="thumb" value="{$maketlist.maketimg}" />
<a onclick="delImg(this,'up-img-file');" style="z-index: 10;display: block;top: -8px;cursor:pointer;right: -8px;position:absolute; 20px;height: 20px;background: #CCC;border-radius:100%;text-align:center;line-height: 20px;border: 1px solid #C1C1C1;color: #555;">X</a>
</div>
</if>

</span>
<span style="display:inline-block;height: 30px;position: relative;top:0px;left:0px;">
<a style="display: inline-block; 100px;height:30px;line-height: 30px;text-align:center;background: #F60;color: #FFF;">图片上传</a>
<input type="file" name="img_src" style=" 100px;border: 1px solid red;position: absolute;top:0px;left: 0px;height: 30px;opacity: 0;" id="up-img-file" onchange="upimg(this,'img-list-box','thumb','up-img-file')" <if condition="!empty($maketlist['maketimg'])"> disabled </if> >
</span>
</div>
<div class="col-sm-4">
<div class="tops-text validate-address">
</div>
</div>
</div>

//tp3方法 

    public function swfupload() {
        if (IS_POST) {

            //上传处理类
            $config=array(
                    'rootPath' => 'data/upload/',
                    'savePath' => '',
                    'maxSize' => 11048576,//11048576
                    'saveName'   =>    array('uniqid',''),
                    'exts'       =>    array('jpg', 'gif', 'png', 'jpeg',"txt",'zip'),
                    'autoSub'    =>    true,
                    //'subName'    =>  array('date', 'Ymd'), //子目录创建方式，[0]-函数名，[1]-参数，多个参数使用数组
                    'subName'    => '',
            );
            //$ftpConfig=C("ftp_config");
            //$upload = new ThinkUpload($config,'Oss',$ftpConfig);

            $upload = new ThinkUpload($config);//
            $info = $upload->upload();
            //开始上传
            if ($info) {
                //上传成功
                //写入附件数据库信息
                $first=array_shift($info);
                // echo "1," . C("TMPL_PARSE_STRING.__UPLOADOSSURL__").$first['savename'].",".'1,'.$first['name'];
                echo   C("TMPL_PARSE_STRING.__UPLOADOSSURL__").$first['savename'];
                exit;
            } else {
                //上传失败，返回错误
                exit("0," . $upload->getError());
            }
        } else {
            $limit=!empty($_GET['file_upload_limit']) ? $_GET['file_upload_limit'] : 1;
            $this->assign('limit',$limit);
            $this->display();
        }
    }



function aliyunoss($object,$filePath){
    vendor("aliyunoss.autoload");
    try {
    $ossClient = new OSSOssClient('', '', 'oss-cn-beijing-internal.aliyuncs.com', false); // oss账号
    } catch (OssException $e) {
    $this->error = $e->getMessage();
    }
    $bucket = 'cgsoftimage';
    
    $ossClient->uploadFile($bucket,$object,$filePath);

}

//配置文件

$nowtime = time();
$now_year = date("Ymd", $nowtime);

'TMPL_PARSE_STRING'=>array(
'/Public/upload'=>'/data/upload',
'__UPLOAD__' => __ROOT__.'/data/upload/',
'__UPLOADC__' => 'http://img4.jhxms.cn/upload/cgsoft/'.$now_year.'/',
'__UEUPLOAD__' => 'http://img4.jhxms.cn/upload/cgsoft/',
'__UEDITORLOCAL__' => 'http://img4.jhxms.cn/upload/cgsoft/ueditor/'.$now_year.'/',
'__UPLOADOSS__' => 'upload/cgsoft/'.$now_year.'/',
'__UPLOADOSSURL__' => 'http://ossimg.jhxms.com/upload/cgsoft/'.$now_year.'/',
'__UEDITORLOCALOSS__' => 'upload/cgsoft/ueditor/'.$now_year.'/',

),

// 文件下载

链接：https://pan.baidu.com/s/1ZR4ngEYRAb3CV-IRbC7ksQ
提取码：espf
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