ThinkPHP+Uploadify图片上传预览与缩略

控制文件内容：

public function uploadimages(){
        $date = date('Ymd');
        $targetFolder = '../Uploads/'.$date.'/'; // Relative to the root
        if(I('action')=='del'){//判断是否删除图片
            $img = I('img');
            if(in_array($img,$_SESSION['uploadimages'])){//检查提交的图片是否存在session
                unset($_SESSION['uploadimages'][array_search($img,$_SESSION['uploadimages'])]);//删除对应的图片
                unlink($targetFolder.'s_'.$img); 
                unlink($targetFolder.'m_'.$img);
                unlink($targetFolder.'b_'.$img);
            }
            foreach($_SESSION['uploadimages'] as $key => $value){
                echo '<img src="'.$targetFolder.'m_'.$value.'" width="300" height="300" /><br />';
                echo '<a href="javascript:void(0);" id="'.$value.'" class="mylink">删除</a><br />';


            }
            //session('uploadimages',NULL);
        }else{
            //上传图片
            import("ORG.Net.UploadFile");
            $upload = new UploadFile();
            $upload->maxSize  = 10485760 ;
            $upload->allowExts  = array('jpg', 'gif', 'png', 'jpeg');
            $upload->savePath =  $targetFolder;
            $upload->thumb = true;
            $upload->thumbPrefix='s_,m_,b_';
            $upload->thumbMaxWidth='200,300,620';
            $upload->thumbMaxHeight='120,180,300';
            $upload->thumbRemoveOrigin=true;
            if(!$upload->upload()) {
                echo $upload->getErrorMsg();
            }else{
                $info =  $upload->getUploadFileInfo();
            }
            $_SESSION['uploadimages'][] = $info[0]['savename'];//将图片放进session，并以数组形式保存
            foreach($_SESSION['uploadimages'] as $key => $value){
                echo '<img src="'.$targetFolder.'m_'.$value.'" width="300" height="300" /><br />';
                echo '<a href="javascript:void(0);" id="'.$value.'" class="mylink">删除</a><br />';
            }
        }
    }

前台HTML：

<div class="control-group">
      <label class="control-label" for="file_upload">图片：</label>
      <div class="controls">
      <input data-no-uniform="true" id="file_upload" type="file" name="file_upload" multiple />
      <p>
         <a href="javascript:$('#file_upload').uploadify('upload','*')" class="label label-success">确认上传</a>
         <a href="javascript:$('#file_upload').uploadify('cancel','*')" class="label label-warning">重置上传队列</a>
     </p>
    <div id="uploadsuccess" style="display: none"></div>
</div>

JS内容：

$(document).ready(function() {
        $('#file_upload').uploadify({
            'removeCompleted' : false,
            'auto'            : false,
            'fileTypeExts'    : '*.gif;*.jpg;*.png',
            'fileSizeLimit'   : 1024,
            'swf'             : '__PLUGIN__/uploadify/uploadify.swf',
            'uploader'        : '{:U("goods/uploadimages")}',
            'onUploadSuccess' : function(file,data,response){
                   $('#uploadsuccess').html(data).show();
            }
        });

        $(document).on("click", "a.mylink", function(){
            var img = $(this).attr('id');
            if(confirm('确定要取消上传这张图片？')){
                $.post("{:U('goods/uploadimages')}",{img:img,action:'del'},function(data){
                    $('#uploadsuccess').html(data).show();
                });
            }
        });
    });

上传队列： 在goods/add

ThinkPHP+Uploadify图片上传预览与缩略