基于thinkphp的uploadify上传图功能

拼搏现实的明天。 2022-04-08 08:59 210阅读 0赞

php Action 服务器端

<?php

/\*  
 \* To change this template, choose Tools | Templates  
 \* and open the template in the editor.  
 \*/

/\*\*  
 \* Description of UploadAction  
 \*  
 \* @author hxwj  
 \*/  
class UploadAction extends CommonAction\{  
    public function \_initialize()\{  
        //此处为解决Uploadify在火狐下出现http 302错误 重新设置SESSION  
        $session\_name = session\_name();  
        if (isset($\_POST\[$session\_name\])) \{  
            session\_id($\_POST\[$session\_name\]);  
            session\_start();  
        \}  
    \}  
    public function upload()\{  
                import("ORG.Net.UploadFile");  
                //导入上传类  
                if($\_FILES)\{  
                    $upload = new UploadFile();  
                    //设置上传文件大小  
                    $upload->maxSize = 204800;  
                    //设置上传文件类型  
                    $upload->allowExts  = array('jpg', 'gif', 'png', 'jpeg');  
                    //设置附件上传目录  
                    $upload->thumb = true;  
                    $upload->thumbPrefix = 'm\_';  //生产2张缩略图  
                    //设置缩略图最大宽度  
                    $upload->thumbMaxWidth = '400,100';  
                    //设置缩略图最大高度  
                    $upload->thumbMaxHeight = '400,100';  
                    $upload->savePath = './Uploads/shunongjj/';  
                    //设置需要生成缩略图，仅对图像文件有效

// 设置引用图片类库包路径  
                    //删除原图  
                    //$upload->thumbRemoveOrigin = true;  
                    if (!$upload->upload()) \{  
                        //捕获上传异常  
                        //$this->error($upload->getErrorMsg());  
                        $data\['status'\]='0';  
                        $this->ajaxReturn($data,'json');  
                    \} else \{  
                        //取得成功上传的文件信息  
                        $info =  $upload->getUploadFileInfo();  
                        $imgpath = '/Uploads/shunongjj/'.$info\[0\]\['savename'\];  
                        $data\['picurl'\] = $imgpath;  
                        $data\['status'\]='100';  
                        $this->ajaxReturn($data,'json');  
                    \}  
                \}  
    \}  
    /\*  
     \* 无缩略图  
     \*/  
     public function upload\_wsl()\{  
                import("ORG.Net.UploadFile");  
                //导入上传类  
                if($\_FILES)\{  
                    $upload = new UploadFile();  
                    //设置上传文件大小  
                    $upload->maxSize = 204800;  
                    //设置上传文件类型  
                    $upload->allowExts  = array('jpg', 'gif', 'png', 'jpeg');  
                    //设置附件上传目录  
                    $upload->savePath = './Uploads/shunongjj/';  
                    //设置需要生成缩略图，仅对图像文件有效

// 设置引用图片类库包路径  
                    //删除原图  
                    //$upload->thumbRemoveOrigin = true;  
                    if (!$upload->upload()) \{  
                        //捕获上传异常  
                       //$this->error($upload->getErrorMsg());  
                        $data\['status'\]='0';  
                        return false;  
                       //  $this->ajaxReturn("","上传失败","");  
                    \} else \{  
                        //取得成功上传的文件信息  
                        $info =  $upload->getUploadFileInfo();  
                        return $imgpath = '/Uploads/shunongjj/'.$info\[0\]\['savename'\];  
                    \}  
                \}  
    \}  
    /\*  
     \* 公司轮换首页图片  
     \*/  
     public function upload\_index()\{  
                import("ORG.Net.UploadFile");  
                //导入上传类  
                if($\_FILES)\{  
                    $upload = new UploadFile();  
                    //设置上传文件大小  
                    $upload->maxSize = 204800;  
                    //设置上传文件类型  
                    $upload->allowExts  = array('jpg', 'gif', 'png', 'jpeg');  
                    //设置附件上传目录  
                    $upload->savePath = './Uploads/shunongjj/';  
                    //设置需要生成缩略图，仅对图像文件有效

模板  tpl  端

html

<input  id="file\_upload" name="file\_upload" type="file" />（图片上传规范：176\*107）

/\*\*  
                 \* uploadify插件上产图片  
                 \*/  
                $("\#file\_upload").uploadify(\{  
                    //指定swf文件  
                    'swf': '\_\_PUBLIC\_\_/uploadify/uploadify.swf',  
                    //后台处理的页面  
                    'uploader': '\{:U("Upload/upload")\}',  
                    //按钮显示的文字  
                    'buttonText': '上传图片',  
                    //显示的高度和宽度，默认 height 30；width 120  
                    //'height': 15,  
                    //'width': 80,  
                    //上传文件的类型  默认为所有文件    'All Files'  ;  '\*.\*'  
                    //在浏览窗口底部的文件类型下拉菜单中显示的文本  
                    'fileTypeDesc': 'Image Files',  
                    //允许上传的文件后缀  
                    'fileTypeExts': '\*.gif; \*.jpg; \*.png',  
                    //发送给后台的其他参数通过formData指定  
                    //'formData': \{ 'someKey': 'someValue', 'someOtherKey': 1 \},  
                    //上传文件页面中，你想要用来作为文件队列的元素的id, 默认为false  自动生成,  不带\#  
                    //'queueID': 'fileQueue',  
                    //选择文件后自动上传  
                    'auto': true,  
                    //设置为true将允许多文件上传  
                    'onUploadSuccess': function(file, data, response)\{  
    var data = $.parseJSON(data);  
                       if(data.status==100) \{  
                         $("\#img\_show").html("<img src='"+data.picurl+"'/>");  
                         $("\#img\_url").val(data.picurl);  
                       \}else\{  
                         alert("上传失败，可能是您上传的图片大小不符合规范，请重试！");  
                       \}  
                \}  
        \});  
 \});

转载自：https://blog.csdn.net/qq1355541448/article/details/28656545