ImgURL是一个简单、纯粹的图床程序,让个人图床多一个选择。
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<?php
/*
name:常用方法附属类
author:xiaoz.me
QQ:337003006
*/
class Basic{
protected $CI;
//构造函数
public function __construct(){
$this->CI = & get_instance();
}
/*
该函数检测用户是否已经登录,只需要一个参数
如果参数为FALSE时,不会exit中断只执行,仅返回bool类型结果
如果参数为TURE时,如果没有登录会exit终止执行
*/
public function is_login($type = FALSE){
//获取COOKIE信息
@$user = $_COOKIE['user'];
@$token = $_COOKIE['token'];
//加载模型
$this->CI->load->model('query','',TRUE);
//加载辅助函数
$this->CI->load->helper('basic');
//如果查询成功
if($this->CI->query->userinfo()){
$userinfo = $this->CI->query->userinfo();
$userinfo = json_decode($userinfo->values);
$username = $userinfo->username;
$password = $userinfo->password;
//echo get_ip();
$password = $username.$password.get_ip().get_ua();
$password = md5($password);
//判断用户名是否正确,用户名密码正确的情况
if(($user == $username) && ($token == $password)){
//判断需要的类型
return TRUE;
}
//用户名和密码不正确的情况下
else{
if($type === FALSE){
return false;
}
else{
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echo "权限不足,请<a href = '/user/login'>重新登录</a> 。";
//清除cookies
setcookie("user", '', time()-3600,"/");
setcookie("token", '', time()-3600,"/");
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exit;
}
}
}
else{
echo '数据库查询错误!';
exit;
}
}
//查询上传数量限制,需要传入访客IP
public function uplimit($ip){
}
//CURL下载图片
public function dl_pic($url){
$curl = curl_init($url);
curl_setopt($curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36");
//伪造reffer
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curl_setopt ($curl, CURLOPT_REFERER, $url);
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curl_setopt($curl, CURLOPT_FAILONERROR, true);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
#设置超时时间,最小为1s(可选)
curl_setopt($curl , CURLOPT_TIMEOUT, 60);
$html = curl_exec($curl);
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curl_close($curl);
//返回数据
return $html;
}
//网站数据分析
public function analyze(){
//图片总数
$data['num'] = $this->CI->db->count_all("images");
//本月总数
$data['month'] = $this->CI->query->count_num('month')->num;
//今日总数
$data['day'] = $this->CI->query->count_num('day')->num;
//管理员上传总数
$data['admin'] = $this->CI->query->count_num('admin')->num;
//游客上传总数
$data['visitor'] = $this->CI->query->count_num('visitor')->num;
//可疑图片总数
$data['dubious'] = $this->CI->query->count_num('dubious')->num;
return $data;
}
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//读取站点配置文件
public function conf($arg = ''){
//检查配置文件是否存在,并读取对应内容
if(is_file(FCPATH."data/json/config.js")){
$conf_path = FCPATH."data/json/config.js";
}
//配置文件不存在,读取默认配置
else{
$conf_path = FCPATH."data/json/config.simple.js";
}
$conf_path = str_replace("\\","/",$conf_path);
//echo $conf_path;
//读取配置文件内容
$content = json_decode(file_get_contents($conf_path));
//根据传入的参数来返回不同的数据
switch ($arg) {
case 'alert':
return $content->alert;
break;
case 'info':
return $content->info;
break;
default:
return $content;
break;
}
}
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}
?>