Typecho中的PHP编程技巧探讨

//获取当前文章标题
$this->title;

//获取当前文章链接
$this->permalink;

//获取当前页面链接
$this->permalink();

//输出文章摘要
$this->excerpt();

//获取文章缩略图
$thumb = $this->fields->thumb ? $this->fields->thumb : '';

//显示缩略图
if($thumb){
    echo "@@##@@";
}

<?php
class Typecho_AudioPlugin implements Typecho_Plugin_Interface{
    public static function activate(){}

    public static function render($content, $widget, $plugin){
        $pattern = '/[audio](.*?)[/audio]/is';
        $replacement = '<audio src="$1" controls></audio>';
        $content = preg_replace($pattern, $replacement, $content);
        return $content;
    }
}

<?php
$db = Typecho_Db::get();
$totalPosts = $db->fetchAll($select->from('table.contents')->where('table.contents.status = ?','publish')->where('table.contents.type = ?', 'post'));
echo count($totalPosts);
?>

<?php
public function actionPublishPost($post){
    $mail = new Typecho_Mail();
    $mail->send(array('xxx@example.com'), 'New Post Published', "A new post "{$post->title}" is published. Read it <a href="{$post->permalink}">here</a>.");
}
?>