使用PHP开发的简约导航/书签管理系统。
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<?php
/**
* 首页模板入口
*/
//获取当前站点信息
$site = $db->get('on_options','value',[ 'key' => "s_site" ]);
$site = unserialize($site);
// 获取链接数量,默认为30
$link_num = empty( $site['link_num'] ) ? 30 : intval($site['link_num']);
//如果已经登录,获取所有分类和链接
// 载入辅助函数
require('functions/helper.php');
if( is_login() ){
//查询所有分类目录
$categorys = [];
//查询一级分类目录,分类fid为0的都是一级分类
$category_parent = $db->select('on_categorys','*',[
"fid" => 0,
"ORDER" => ["weight" => "DESC"]
]);
//遍历一级分类,然后获取下面的二级分类,获取到了就push
foreach ($category_parent as $key => $value) {
//把一级分类先加入到空数组
array_push($categorys,$value);
//然后查询他下面的子分类,再追加到数组
$category_subs = $db->select('on_categorys','*',[
"fid" => $value['id'],
"ORDER" => ["weight" => "DESC"]
]);
foreach ($category_subs as $category_sub) {
array_push($categorys,$category_sub);
}
}
//根据分类ID查询二级分类,分类fid大于0的都是二级分类
function get_category_sub($id) {
global $db;
$id = intval($id);
$category_sub = $db->select('on_categorys','*',[
"fid" => $id,
"ORDER" => ["weight" => "DESC"]
]);
return $category_sub;
}
//根据category id查询链接
function get_links($fid) {
global $db;
$fid = intval($fid);
$links = $db->select('on_links','*',[
'fid' => $fid,
'ORDER' => ["weight" => "DESC"]
]);
return $links;
}
//根据category id查询有限链接
function get_limit_links($fid) {
global $db;
global $link_num;
$fid = intval($fid);
$links = $db->select('on_links','*',[
'fid' => $fid,
'ORDER' => ["weight" => "DESC"],
'LIMIT' => $link_num
]);
return $links;
}
//右键菜单标识
$onenav['right_menu'] = 'admin_menu();';
}
//如果没有登录,只获取公有链接
else{
// 检查分类是否全私有,如果是,则跳转到登录界面
check_all_cat();
//查询分类目录
$categorys = [];
//查询一级分类目录,分类fid为0的都是一级分类
$category_parent = $db->select('on_categorys','*',[
"fid" => 0,
'property' => 0,
"ORDER" => ["weight" => "DESC"]
]);
//遍历一级分类,然后获取下面的二级分类,获取到了就push
foreach ($category_parent as $key => $value) {
//把一级分类先加入到空数组
array_push($categorys,$value);
//然后查询他下面的子分类,再追加到数组
$category_subs = $db->select('on_categorys','*',[
"fid" => $value['id'],
'property' => 0,
"ORDER" => ["weight" => "DESC"]
]);
foreach ($category_subs as $category_sub) {
array_push($categorys,$category_sub);
}
}
//根据分类ID查询二级分类,分类fid大于0的都是二级分类
function get_category_sub($id) {
global $db;
$id = intval($id);
$category_sub = $db->select('on_categorys','*',[
"fid" => $id,
'property' => 0,
"ORDER" => ["weight" => "DESC"]
]);
return $category_sub;
}
//根据category id查询链接
function get_links($fid) {
global $db;
global $link_num;
$fid = intval($fid);
$links = $db->select('on_links','*',[
'fid' => $fid,
'property' => 0,
'ORDER' => ["weight" => "DESC"]
]);
return $links;
}
//根据category id查询有限链接
function get_limit_links($fid) {
global $db;
$fid = intval($fid);
$links = $db->select('on_links','*',[
'fid' => $fid,
'property' => 0,
'ORDER' => ["weight" => "DESC"],
'LIMIT' => $link_num
]);
return $links;
}
//右键菜单标识
$onenav['right_menu'] = 'user_menu();';
}
// 新增一个可变函数,来根据不同的情况使用不同的方法查询分类下的链接
$get_links = 'get_limit_links';
//获取分类ID
$cid = @$_GET['cid'];
// 如果存在分类ID,则只查询这个分类
if ( !empty($cid) ) {
foreach ($categorys as $key => $tmp) {
if( $tmp['id'] == $cid ) {
$empty_cat[0] = $tmp;
break;
}
}
$get_links = 'get_links';
unset($categorys);
$categorys[0] = $empty_cat[0];
}
//获取版本号
function get_version(){
if( file_exists('version.txt') ) {
$version = @file_get_contents('version.txt');
return $version;
}
else{
$version = 'null';
return $version;
}
}
//将URL转换为base64编码
function base64($url){
$urls = parse_url($url);
//获取请求协议
$scheme = empty( $urls['scheme'] ) ? 'http://' : $urls['scheme'].'://';
//获取主机名
$host = $urls['host'];
//获取端口
$port = empty( $urls['port'] ) ? '' : ':'.$urls['port'];
$new_url = $scheme.$host.$port;
return base64_encode($new_url);
}
//获取版本号
$version = get_version();
//载入js扩展
if( file_exists('data/extend.js') ) {
$onenav['extend'] = '<script src = "data/extend.js"></script>';
}
else{
$onenav['extend'] = '';
}
// 载入前台首页模板
//查询主题设置
$template = $db->get("on_options","value",[
"key" => "theme"
]);
//获取用户传递的主题参数
$theme = trim( @$_GET['theme'] );
//如果用户传递了主题参数
if( !empty($theme) ) {
//获取所有主题
$themes = get_all_themes();
//查找主题是否存在
if( array_search($theme,$themes) !== FALSE ) {
//改变默认主题
$template = $theme;
}
else{
//主题不存在,终止执行
exit("<h1>主题参数错误!</h1>");
}
}
//获取主题配置信息
if( file_exists("templates/".$template."/config.json") ) {
$config_file = "templates/".$template."/config.json";
}
else if( file_exists("data/templates/".$template."/config.json") ) {
$config_file = "data/templates/".$template."/config.json";
}
else if( file_exists("templates/".$template."/info.json") ) {
$config_file = "templates/".$template."/info.json";
}
else {
$config_file = "data/templates/".$template."/info.json";
}
//读取主题配置
$config_content = @file_get_contents($config_file);
//如果是info.json,则特殊处理下
if ( strstr($config_file,"info.json") ) {
$config_content = json_decode($config_content);
$theme_config = $config_content->config;
}
else{
$config_content = $config_content;
$theme_config = json_decode($config_content);
}
//判断文件夹是否存在
if( is_dir('templates/'.$template) ){
$tpl_dir = 'templates/';
}
else{
$tpl_dir = 'data/templates/';
}
//定义搜索引擎
$search_engines = [
"baidu" => [
"name" => "百度",
"url" => "https://www.baidu.com/s?ie=utf-8&word="
],
"google" => [
"name" => "Google",
"url" => "https://www.google.com/search?q="
],
"bing" => [
"name" => "必应",
"url" => "https://cn.bing.com/search?FORM=BESBTB&q="
],
"sogou" => [
"name" => "搜狗",
"url" => "https://www.sogou.com/web?query="
],
"so360" => [
"name" => "360搜索",
"url" => "https://www.so.com/s?ie=utf-8&fr=none&src=360sou_newhome&ssid=&q="
],
"zhihu" => [
"name" => "知乎",
"url" => "https://www.zhihu.com/search?type=content&q="
],
"weibo" => [
"name" => "微博",
"url" => "https://s.weibo.com/weibo?q="
]
];
//获取主题的最低版本要求
$info_json = @file_get_contents($tpl_dir.$template."/info.json");
if( $info_json ) {
$info = json_decode($info_json);
$min_version = @$info->require->min;
//获取到了最低版本
if( !empty($min_version) ) {
//如果主程序不满足主题要求
if( new_get_version() < $min_version ) {
$onenav_version = new_get_version();
exit($template."主题要求最低OneNav版本为:".$min_version.",您当前OneNav版本为:".$onenav_version.",请先<a title = 'OneNav升级说明' href = 'https://dwz.ovh/br5wt' target = '_blank'>升级OneNav版本!</a>");
}
}
}
// 该分类下可见的链接数量
function get_links_number($fid){
$number = count(get_links($fid));
return $number;
}
//载入主题
require($tpl_dir.$template.'/index.php');