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<?php
/*
* 该文件代码来自 熊猫小A(AlanDecode) 的项目，感谢~
* https://github.com/AlanDecode/typecho-theme-dev-framework
*/
if (!defined('__TYPECHO_ROOT_DIR__')) exit;
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);
}
/**
* 根据邮箱返回 Gravatar 头像链接
*/
public static function gravatar($mail, $size = 64, $d = '')
{
return Typecho_Common::gravatarUrl($mail, $size, '', urlencode($d), true);
}
/**
* 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($_SERVER['HTTP_ACCEPT'], 'text/html')))){
return TRUE;
}
}
return FALSE;
}
/**
* 判定电脑端微信内置浏览器
*/
public static function isWeixin()
{
return !self::isMobile() && strpos($_SERVER['HTTP_USER_AGENT'], 'MicroMessenger') !== false;
}
/**
* 判定内容是否过时
* $timeout：过期时间，单位为天
*/
public static function isOutdated($archive, $timeout)
{
date_default_timezone_set("Asia/Shanghai");
return round((time()- $archive->created) / 3600 / 24) > $timeout;
}
/**
* 输出建站时间（最早一篇文章的写作时间）
*/
public static function getBuildTime()
{
date_default_timezone_set("Asia/Shanghai");
$db = Typecho_Db::get();
$content = $db->fetchRow($db->select()->from('table.contents')
->where('table.contents.status = ?', 'publish')
->where('table.contents.password IS NULL')
->order('table.contents.created', Typecho_Db::SORT_ASC)
->limit(1));
return $content['created'];
}
/**
* 已发布文章数量
*/
public static function getPostNum()
{
$db = Typecho_Db::get();
return $db->fetchObject($db->select(array('COUNT(cid)' => 'num'))
->from('table.contents')
->where('table.contents.type = ?', 'post')
->where('table.contents.status = ?', 'publish'))->num;
}
/**
* 分类数量
*/
public static function getCatNum()
{
$db = Typecho_Db::get();
return $db->fetchObject($db->select(array('COUNT(mid)' => 'num'))
->from('table.metas')
->where('table.metas.type = ?', 'category'))->num;
}
/**
* 标签数量
*/
public static function getTagNum()
{
$db = Typecho_Db::get();
return $db->fetchObject($db->select(array('COUNT(mid)' => 'num'))
->from('table.metas')
->where('table.metas.type = ?', 'tag'))->num;
}
/**
* 总字数
*
* @return int
*/
public static function getWordCount()
{
$db = Typecho_Db::get();
$posts = $db->fetchAll($db->select('table.contents.text')
->from('table.contents')
->where('table.contents.type = ?', 'post')
->where('table.contents.status = ?', 'publish'));
$total = 0;
foreach ($posts as $post) {
$total = $total + mb_strlen(preg_replace("/[^\x{4e00}-\x{9fa5}]/u", "", $post['text']), 'UTF-8');
}
return $total;
}
}
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