t_nine/app/Http/Controllers/Api/BaseController.php

<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use App\Models\SystemL;
use App\Service\DisPatchAppService;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Storage;

class BaseController extends Controller
{
    public $user_info;
    public function __construct()
    {
    }

    // 返回json数据
    protected function json_return($code=200,$msg="Success",$data=[]){
        if(!is_array($data)&&!is_object($data)) {
            $msg = $data;
            $data = '';
        }
        if(empty($msg)) $msg = '操作成功';
        return ['code'=>$code,'msg'=>$msg,'data'=>$data];
    }


    //用户行为记录，暂时放这里具体用不用后期再加
    public function user_log($data,$user,$id,$perm_id,$remark){

    }




    //用于保存图片
    public function save_pic(Request $request){
        // 获取文件相关信息
        $file = $request->file('file');
        $ext = $file->getClientOriginalExtension();     // 扩展名
        $realPath = $file->getRealPath();   //临时文件的绝对路径

        $ext = strtolower($ext);
        $rule = ['jpg', 'png', 'gif', "jpeg"];
        if (!in_array($ext, $rule)) {
            return '图片格式为jpg,png,gif';
        }

        // 上传文件
        $file_name = time().rand(1000,9999);
        $filename =  $file_name.'.' . $ext;
        // 使用我们新建的uploads本地存储空间（目录）
        Storage::disk('public')->put('pic/'.$filename, file_get_contents($realPath));

        return $this->json_return(200,'上传成功' ,['url'=>'/api/pic/'.$file_name]);
    }

    public function get_pic($file_name){

        if(file_exists(storage_path().'/app/public/pic/'.$file_name.'.png')){
            $ext = 'png';
        }elseif(file_exists(storage_path().'/app/public/pic/'.$file_name.'.jpeg')){
            $ext = 'jpeg';
        }elseif(file_exists(storage_path().'/app/public/pic/'.$file_name.'.jpg')){
            $ext = 'jpg';
        }elseif(file_exists(storage_path().'/app/public/pic/'.$file_name.'.gif')){
            $ext = 'gif';
        }else{
            $ext = 'xlsx';
//            if(file_exists(storage_path().'/app/public/pic/basic/'.$file_name.'.gif')){
//                return response()->file(storage_path().'/app/public/pic/'.$file_name.'.'.$ext);
//            }else{
//                return response()->file(storage_path().'/app/public/pic/'.$file_name.'.'.$ext);
//            }
        }
        return response()->file(storage_path().'/app/public/pic/'.$file_name.'.'.$ext);
    }

    public function get_basic_pic($file_name){
        return response()->file(storage_path().'/app/public/pic/basic/'.$file_name.'.png');

    }





}