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<?php
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//获取访客IP
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function getIP() {
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if (getenv('HTTP_CLIENT_IP')) {
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$ip = getenv('HTTP_CLIENT_IP');
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}
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elseif (getenv('HTTP_X_FORWARDED_FOR')) {
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$ip = getenv('HTTP_X_FORWARDED_FOR');
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}
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elseif (getenv('HTTP_X_FORWARDED')) {
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$ip = getenv('HTTP_X_FORWARDED');
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}
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elseif (getenv('HTTP_FORWARDED_FOR')) {
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$ip = getenv('HTTP_FORWARDED_FOR');
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}
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elseif (getenv('HTTP_FORWARDED')) {
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$ip = getenv('HTTP_FORWARDED');
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}
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else {
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$ip = $_SERVER['REMOTE_ADDR'];
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}
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return $ip;
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}
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function is_login(){
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$key = md5(USER.PASSWORD.'onenav'.$_SERVER['HTTP_USER_AGENT']);
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//获取session
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$session = $_COOKIE['key'];
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//如果已经成功登录
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if($session === $key) {
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return true;
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}
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else{
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return false;
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}
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}
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//后续全局函数全部以g_命名开头
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function g_extend_js() {
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//载入js扩展
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if( file_exists('data/extend.js') ) {
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echo '<script src = "data/extend.js"></script>';
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}
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else{
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echo '';
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}
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}
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//curl get请求
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function curl_get($url,$timeout = 10) {
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$curl = curl_init($url);
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#设置useragent
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curl_setopt($curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.63 Safari/537.36");
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curl_setopt($curl, CURLOPT_FAILONERROR, true);
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curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
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#设置超时时间,最小为1s(可选)
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curl_setopt($curl , CURLOPT_TIMEOUT, $timeout);
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$html = curl_exec($curl);
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curl_close($curl);
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return $html;
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}
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//获取版本号,新写的
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function new_get_version(){
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if( file_exists('version.txt') ) {
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$version = @file_get_contents('version.txt');
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$version = explode("-",$version)[0];
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$version = str_replace("v","",$version);
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return $version;
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}
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else{
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$version = 'null';
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return $version;
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}
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}
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//随机数生成
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function GetRandStr($len)
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{
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$chars = array(
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"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
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"l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v",
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"w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G",
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"H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",
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"S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2",
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"3", "4", "5", "6", "7", "8", "9"
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);
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$charsLen = count($chars) - 1;
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shuffle($chars);
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$output = "";
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for ($i=0; $i<$len; $i++)
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{
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$output .= $chars[mt_rand(0, $charsLen)];
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}
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return $output;
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}
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//跳转到手机版页面
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function jump_mobile() {
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$ua = $_SERVER['HTTP_USER_AGENT'];
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if( stristr($ua,'iphone') || stristr($ua,'android') ) {
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header("Location: /index.php?c=mobile#/");
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exit;
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}
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}
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//获取所有主题
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function get_all_themes() {
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//主题目录
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$tpl_dir1 = dirname(__DIR__).'/templates/';
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//备用主题目录
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$tpl_dir2 = dirname(__DIR__).'/data/templates/';
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//声明两个空数组用来存放模板目录列表
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$tpl_one = [];
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$tpl_two = [];
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//遍历第一个目录
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foreach ( scandir($tpl_dir1) as $value) {
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//完整的路径
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$path = $tpl_dir1.$value;
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//如果是目录,则push到目录列表1
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if( is_dir($path) ) {
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switch ($value) {
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case '.':
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case '..':
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case 'admin':
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case 'mobile':
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case 'universal':
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continue;
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break;
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default:
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array_push($tpl_one,$value);
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break;
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}
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}
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else{
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continue;
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}
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}
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//如果第二个目录存在,则遍历
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if( is_dir($tpl_dir2) ) {
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foreach ( scandir($tpl_dir2) as $value) {
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//完整的路径
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$path = $tpl_dir2.$value;
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//如果是目录,则push到目录列表1
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if( is_dir($path) ) {
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switch ($value) {
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case '.':
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case '..':
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case 'admin':
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continue;
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break;
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default:
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array_push($tpl_two,$value);
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break;
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}
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}
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else{
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continue;
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}
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}
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}
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//合并目录
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//现在$tpl_one是合并后的完整主题列表
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$tpls = array_merge($tpl_one,$tpl_two);
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$tpls = array_unique($tpls);
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return $tpls;
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}
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// 获取HOST,需要去除端口号
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function get_host(){
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$host = $_SERVER['HTTP_HOST'];
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$parsed_host = parse_url($host);
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//var_dump($parsed_host);
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if (isset($parsed_host['port']) && $parsed_host['port'] != 80 && $parsed_host['port'] != 443) {
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$host = $parsed_host['host'];
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}
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return $host;
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}
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// 获取当前域名,比如https://nav.rss.ink
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function getCurrentUrlDomain() {
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$url = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
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$url_parts = parse_url($url);
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$domain = $url_parts['scheme'] . '://' . $url_parts['host'];
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if(!empty($url_parts['port'])) {
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$domain .= ':' . $url_parts['port'];
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}
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return $domain;
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}
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/**
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* name:检查分类是否全私有,如果是,则跳转到登录界面
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*/
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function check_all_cat(){
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global $db;
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// 统计所有分类的数量
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$count = $db->count("on_categorys","*");
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// 统计私有分类的数量
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$count_private = $db->count("on_categorys","*",[
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"property" => 1
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]);
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// 判断数量是否一致,一致则说明全部是私有
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if( $count == $count_private ) {
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// 判断用户是否登录,未登录则跳转
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if( !is_login() ) {
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header("Location:/index.php?c=login");
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exit;
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}
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}
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}
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