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thinkphp form upload file and save file path to database

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Release: 2023-03-25 16:16:01
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This article mainly introduces the relevant information about uploading files through thinkphp forms and saving file paths to the database. Friends in need can refer to

Uploading a single file. This article takes uploading pictures as an example. The effect is as shown in the figure

Create database upload_img to save the upload path

CREATE TABLE `seminar_upload_img` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`img_name` varchar(255) DEFAULT NULL COMMENT '图片名称',
`img_url` varchar(255) DEFAULT NULL COMMENT '图片路径',
`create_time` text,
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=23 DEFAULT CHARSET=utf8;
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Connect to the database in the public configuration file Common/Conf.php and configure the address

return array(
'DB_TYPE'=>'mysql',
'DB_HOST'=>'127.0.0.1',
'DB_NAME'=>'seminar',
'DB_USER'=>'root',
'DB_PWD'=>'root',
'DB_PORT'=>3306,
'DB_PREFIX'=>'seminar_',
'DB_CHARSET'=>'utf8',
'SHOW_PAGE_TRACE'=>true,
/*地址替换*/
'TMPL_PARSE_STRING'=>array(
'__UPLOAD__'=>__ROOT__.'/Public/Uploads',
),
);
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in the view file Upload/index.html

<!DOCTYPE html>
<html>
<head>
<title></title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<style type="text/css">
#img{height:22px; border:#000 2px solid}
#button{height:30px; width:100px;}
</style>
</head>
<body>
<p><notemply name="data">
<img src="__UPLOAD__/{$data[&#39;img_url&#39;]}" width="200" height="100"/>
</notemply></p>
<p class="result" >上传允许文件类型:&#39;jpg&#39;, &#39;gif&#39;, &#39;png&#39;, &#39;jpeg&#39;图像文件后</p><br>
<form action="{:U(&#39;upload/Upload&#39;)}" method="post" enctype="multipart/form-data">
<input type="file" name="image"/>
<input type="submit" value="上传" id="button">
</form>
</body>
</html>
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Implementation of uploading files in the controller UploadController.class.php

namespace Home\Controller;
use Think\Controller;
class UploadController extends Controller {
public function index() {
$img=M(&#39;upload_img&#39;);
$sel=$img->order(&#39;create_time desc&#39;)->find();
$this->assign(&#39;data&#39;, $sel);
$this->display();
}
public function upload(){
$upload_img=M(&#39;upload_img&#39;);
if(!empty($_FILES)){
//上传单个图像
$upload = new \Think\Upload();// 实例化上传类
$upload->maxSize = 1*1024*1024 ;// 设置附件上传大小
$upload->exts = array(&#39;jpg&#39;, &#39;gif&#39;, &#39;png&#39;, &#39;jpeg&#39;);// 设置附件上传类型
$upload->rootPath = &#39;Public/Uploads/&#39;; // 设置附件上传根目录
$upload->savePath = &#39;&#39;; // 设置附件上传(子)目录
$upload->saveName=array(&#39;uniqid&#39;,&#39;&#39;);//上传文件的保存规则
$upload->autoSub = true;//自动使用子目录保存上传文件 
$upload->subName = array(&#39;date&#39;,&#39;Ymd&#39;);
// 上传单个图片
$info = $upload->uploadOne($_FILES[&#39;image&#39;]);
if(!$info) {// 上传错误提示错误信息
$this->error($upload->getError());
}else{// 上传成功 获取上传文件信息
$img_url=$info[&#39;savepath&#39;].$info[&#39;savename&#39;];
$data[&#39;img_url&#39;]=$img_url;
$data[&#39;img_name&#39;]=$info[&#39;savename&#39;];
$data[&#39;create_time&#39;]=NOW_TIME;
$upload_img->create($data);
$result=$upload_img->add();
if(!$result){
$this->error(&#39;上传失败!&#39;);
}else{
$this->success(&#39;上传成功&#39;);
}
}
}
}
}
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related Recommended:

ThinkPHP form automatic verification application, thinkphp form verification_PHP tutorial

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