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<?php
if (!defined('__TYPECHO_ROOT_DIR__')) exit;
/**
* Utils.php
* 辅助工具
*
* Author: Eltrac(BigCoke233)
* License: MIT
*/
class Utils
{
/**
* 输出相对首页路由，本方法会自适应伪静态，用于动态文件
*/
public static function index($path = '')
{
Helper::options()->index($path);
}
/**
* 输出相对首页路径，本方法用于静态文件
*/
public static function indexHome($path = '')
{
Helper::options()->siteUrl($path);
}
/**
* 输出相对主题目录路径，用于静态文件
*/
public static function indexTheme($path = '')
{
Helper::options()->themeUrl($path);
}
/**
* 判断插件是否可用（存在且已激活）
*/
public static function hasPlugin($name)
{
$plugins = Typecho_Plugin::export();
$plugins = $plugins['activated'];
return is_array($plugins) && array_key_exists($name, $plugins);
}
/**
* 判断移动端请求
*/
public static function isMobile()
{
if (isset ($_SERVER['HTTP_X_WAP_PROFILE'])){
return TRUE;
}
if (isset ($_SERVER['HTTP_USER_AGENT'])) {
$clientkeywords = array ('mobile','nokia','sony','ericsson','mot','samsung','htc','sgh','lg','sharp','sie-','philips','panasonic','alcatel','lenovo','iphone','ipod','blackberry','meizu','android','netfront','symbian','ucweb','windowsce','palm','operamini','operamobi','openwave','nexusone','cldc','midp','wap'
);
if (preg_match("/(" . implode('|', $clientkeywords) . ")/i", strtolower($_SERVER['HTTP_USER_AGENT']))){
return TRUE;
}
}
if (isset ($_SERVER['HTTP_ACCEPT'])){
if ((strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') !== FALSE) && (strpos($_SERVER['HTTP_ACCEPT'], 'text/html') === FALSE || (strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') < strpos($_SERVER['HTTP_ACCEPT'], 'text/html')))){
return TRUE;
}
}
return FALSE;
}
/**
* 判定内容是否过时
*
* @return array
*/
public static function isOutdated($archive)
{
date_default_timezone_set("Asia/Shanghai");
$created = round((time()- $archive->created) / 3600 / 24);
$updated = round((time()- $archive->modified) / 3600 / 24);
return array("is" => $created > 90,
"created" => $created,
"updated" => $updated);
}
/**
* 编辑界面添加内容
*/
public static function addButton(){
echo '<link rel="stylesheet" href="/usr/themes/Miracles/assets/css/setting.miracles.css" />';
echo '<link rel="stylesheet" href="/usr/themes/Miracles/assets/css/owo.min.css" />';
echo '<script src="/usr/themes/Miracles/assets/js/OwO.min.js"></script>';
echo '<script src="/usr/themes/Miracles/assets/js/editor.js"></script>';
echo '<style>#custom-field textarea{width:100%}
.OwO span{background:none!important;width:unset!important;height:unset!important}
.OwO .OwO-logo{
z-index: unset!important;
}
.OwO .OwO-body .OwO-items{
-webkit-overflow-scrolling: touch;
overflow-x: hidden;
}
.OwO .OwO-body .OwO-items-image .OwO-item{
max-width:-moz-calc(20% - 10px);
max-width:-webkit-calc(20% - 10px);
max-width:calc(20% - 10px)
}
#wmd-owo-button:hover{
background:transparent!important}
@media screen and (max-width:760px){
.OwO .OwO-body .OwO-items-image .OwO-item{
max-width:-moz-calc(25% - 10px);
max-width:-webkit-calc(25% - 10px);
max-width:calc(25% - 10px)
}
}</style>';
}
/**
* 自动生成引用
*/
public static function addRequires($files,$type,$cdn,$custom) {
if ($cdn=='1'){
$path = 'https://cdn.jsdelivr.net/gh/BigCoke233/miracles@'.themeVersion()."/assets/";
}
elseif ($cdn=='2'){
$path = 'https://raw.githack.com/BigCoke233/miracles/master/assets/';
}
elseif ($cdn=='4'){
$path = 'https://rawcdn.githack.com/BigCoke233/miracles/master/assets/';
}
elseif ($cdn=='5'){
$path = 'https://cdn.9jojo.cn/Miracles/'.themeVersion().'/';
}
elseif ($cdn=='3'){
$path = $custom;
}else{
$path = Helper::options()->themeUrl("","Miracles/assets");
}
foreach ($files as $file) {
if ($type == "js"){
echo "<script src=".$path. $type."/".$file.".".$type."></script>";
}
elseif ($type == "css"){
echo "<link rel=\"stylesheet\" href=".$path. $type."/".$file.".".$type." />";
}
}
}
/**
* 缩略图
*/
public static function postBanner($post){
if($post->fields->banner && $post->fields->banner=!''):
$banner = $post->fields->banner;
else:
if($GLOBALS['miraclesOptions_randomBanner']==''){
$banner = '/usr/themes/Miracles/images/postbg/';
$banner .= srand(mb_strlen($post->title));
$banner .= mt_rand(1,15).'.jpg';
}
else{
$banner_url = explode(',', $GLOBALS['miraclesOptions_randomBanner']);
$banner = $banner_url[mt_rand(0,count($banner_url)-1)];
}
endif;
//使用 TimThumb 剪裁
if($GLOBALS['miraclesIfTimThumb']=='on') {
if($GLOBALS['miraclesIfTimThumbSize']=='regular'){
$banner_size = '&h=336&w=564';
}
elseif($GLOBALS['miraclesIfTimThumbSize']=='big'){
$banner_size = '&h=420&w=705';
}
elseif($GLOBALS['miraclesIfTimThumbSize']=='large'){
$banner_size = '&h=504&w=846';
}
elseif($GLOBALS['miraclesIfTimThumbSize']=='huge'){
$banner_size = '&h=560&w=940';
}
else{
//避免有憨憨打错单词，当成 big 来算
$banner_size = '&h=420&w=705';
}
$banner_url = '/usr/themes/Miracles/libs/TimThumb.php';
$banner = $banner_url.'?src='.$banner.$banner_size;
}
//不知道为什么会有奇怪的空格，所以这里用暴力的方法去掉
$banner = trim($banner);
echo $banner;
}
/**
* 压缩 HTML
* thanks https://www.jiangxu.site/concerning-how-to-typecho-integrated-html-compression.html
*/
public static function compressHtml($html_source) {
$chunks = preg_split('/(<!--<nocompress>-->.*?<!--<\/nocompress>-->|<nocompress>.*?<\/nocompress>|<pre.*?\/pre>|<textarea.*?\/textarea>|<script.*?\/script>)/msi', $html_source, -1, PREG_SPLIT_DELIM_CAPTURE);
$compress = '';
foreach ($chunks as $c) {
if (strtolower(substr($c, 0, 19)) == '<!--<nocompress>-->') {
$c = substr($c, 19, strlen($c) - 19 - 20);
$compress .= $c;
continue;
} else if (strtolower(substr($c, 0, 12)) == '<nocompress>') {
$c = substr($c, 12, strlen($c) - 12 - 13);
$compress .= $c;
continue;
} else if (strtolower(substr($c, 0, 4)) == '<pre' || strtolower(substr($c, 0, 9)) == '<textarea') {
$compress .= $c;
continue;
} else if (strtolower(substr($c, 0, 7)) == '<script' && strpos($c, '//') != false && (strpos($c, "\r") !== false || strpos($c, "\n") !== false)) {
$tmps = preg_split('/(\r|\n)/ms', $c, -1, PREG_SPLIT_NO_EMPTY);
$c = '';
foreach ($tmps as $tmp) {
if (strpos($tmp, '//') !== false) {
if (substr(trim($tmp), 0, 2) == '//') {
continue;
}
$chars = preg_split('//', $tmp, -1, PREG_SPLIT_NO_EMPTY);
$is_quot = $is_apos = false;
foreach ($chars as $key => $char) {
if ($char == '"' && $chars[$key - 1] != '\\' && !$is_apos) {
$is_quot = !$is_quot;
} else if ($char == '\'' && $chars[$key - 1] != '\\' && !$is_quot) {
$is_apos = !$is_apos;
} else if ($char == '/' && $chars[$key + 1] == '/' && !$is_quot && !$is_apos) {
$tmp = substr($tmp, 0, $key);
break;
}
}
}
$c .= $tmp;
}
}
$c = preg_replace('/[\\n\\r\\t]+/', ' ', $c);
$c = preg_replace('/\\s{2,}/', ' ', $c);
$c = preg_replace('/>\\s</', '> <', $c);
$c = preg_replace('/\\/\\*.*?\\*\\//i', '', $c);
$c = preg_replace('/<!--[^!]*-->/', '', $c);
$compress .= $c;
}
return $compress;
}
}
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