ulthon_admin/app/common.php

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 流年 <liu21st@gmail.com>
// +----------------------------------------------------------------------

// 应用公共文件
use app\model\SystemConfig;
use think\facade\Cache;
use League\Flysystem\Util\MimeType;
use think\File;
use think\facade\Filesystem;
use app\model\UploadFiles;

function json_message($data = [],$code = 0,$msg = '')
{
    if(is_string($data)){
        
        $code = $code === 0 ? 500 : $code;
        $msg = $data;
        $data = [];
    }

    return json([
        'code'=>$code,
        'msg'=>$msg,
        'data'=>$data
    ]);
}

function get_system_config($name = '',$default = '')
{
    $list = Cache::get('system_config');

    if(empty($list)){
        $list = SystemConfig::column('value','name');
    }

    if($name === ''){
        return $list;
    }

    if(isset($list[$name])){
        return $list[$name];
    }

    return $default;
}

function get_source_link($url)
{
    if(strpos($url,'/') === 0){
        return $url;
    }if(strpos($url,'http') === 0){
        return $url;
    }else{
        $resource_domain = get_system_config('resource_domain');

        if(empty($resource_domain)){
            request()->host();
        }
        return 'http://'.$resource_domain.'/'.$url;
    }
}

function de_source_link($url)
{
    $domain = 'http://'.get_system_config('resource_domain').'/';
    if(strpos($url,$domain) === 0){
        return str_replace($domain,'',$url);
    }
    return false;
}

function save_url_file($url,$type)
{
    
    $file_data = geturl($url);
    
    $mime_type = MimeType::detectByContent($file_data);
    
    $ext_name = array_search($mime_type,MimeType::getExtensionToMimeTypeMap());
    $temp_file = tempnam(app()->getRuntimePath(),'url_save_').'.'.$ext_name;
    file_put_contents($temp_file,$file_data);
    $file = new File($temp_file);

    $save_name = Filesystem::putFile('wx_public_account/qrcode_url',$file,'unique');
    
    $model_file = new UploadFiles();
    $model_file->file_name = $file->getFilename();
    $model_file->mime_type = $mime_type;
    $model_file->ext_name = $file->extension();
    $model_file->file_size = $file->getSize();
    $model_file->file_md5 = $file->md5();
    $model_file->file_sha1 = $file->sha1();
    $model_file->create_time = time();
    $model_file->type = $type;
    
    $model_file->save_name = $save_name;
    $model_file->save();

    return $save_name;
}

function geturl($url){
    $headerArray =array();
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); 
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); 
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch,CURLOPT_HTTPHEADER,$headerArray);
    $output = curl_exec($ch);
    curl_close($ch);
    
    return $output;
}


function posturl($url,$data){
    $data  = json_encode($data);    
    $headerArray =array();
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL, $url);
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($curl, CURLOPT_SSL_VERIFYHOST,FALSE);
    curl_setopt($curl, CURLOPT_POST, 1);
    curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
    curl_setopt($curl,CURLOPT_HTTPHEADER,$headerArray);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
    $output = curl_exec($curl);
    curl_close($curl);
    return $output;
}

function format_size($filesize) {

    if($filesize >= 1073741824) {

     $filesize = round($filesize / 1073741824 * 100) / 100 . ' GB';

    } elseif($filesize >= 1048576) {

     $filesize = round($filesize / 1048576 * 100) / 100 . ' MB';

    } elseif($filesize >= 1024) {

     $filesize = round($filesize / 1024 * 100) / 100 . ' KB';

    } else {

     $filesize = $filesize . ' 字节';

    }

    return $filesize;

}