ship-expert/app/common.php

<?php

use think\admin\model\SystemConfig;

function systemConfig($name,$value=null){
    $nameArr=array_filter(explode('.',$name));
    if(is_null($value)){
        if(count($nameArr)==1) {
            $source = SystemConfig::where('type', $nameArr[0])->select();
            $data=[];
            foreach ($source as $model){
                $value=$model['value'];
                if($decode=json_decode($value,true)){
                    $value=$decode;
                }
                $data[$model['name']]=$value;
            }
            return $data?:null;
        }else{
            $model = SystemConfig::where('type', $nameArr[0])->where('name',$nameArr[1])->find();
            $value=$model['value'];
            if($decode=json_decode($value,true)){
                $value=$decode;
            }
            return $value;
        }
    }else{
        SystemConfig::where('type', $nameArr[0])->delete();
        if(count($nameArr)==1) {
            if(is_array($value)){
                foreach ($value as $key=>$val){
                    SystemConfig::insert([
                        'type'=>$nameArr[0],
                        'name'=>$key,
                        'value'=>is_array($val)?json_encode($val,256):$val,
                    ]);
                }
            }
        }else{
            SystemConfig::insert([
                'type'=>$nameArr[0],
                'name'=>$nameArr[1],
                'value'=>$value,
            ]);
        }
    }
}
/**
 * 生成？？位随机数
 */
function get32Str($length='32'){
    // $str = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
    $str = 'abcdefghijklmnopqrstuvwxyz0123456789';
    $len = strlen($str)-1;
    $randstr = '';
    for ($i=0;$i<$length;$i++) {
        $num=mt_rand(0,$len);
        $randstr .= $str[$num];
    }
    return $randstr;
}