functions.php

<?php
if (!defined('__TYPECHO_ROOT_DIR__')) exit;
function themeConfig($form) {
	$thename = new Typecho_Widget_Helper_Form_Element_Text('thename', NULL, NULL, _t('首页用户名自定义'), _t('默认管理员昵称'));
    $form->addInput($thename);
    
    $avatar_url = new Typecho_Widget_Helper_Form_Element_Text('avatar_url', NULL, NULL, _t('头像地址'), NULL);
    $form->addInput($avatar_url);

    $beian = new Typecho_Widget_Helper_Form_Element_Text('beian', NULL, NULL, _t('备案号'), NULL);
    $form->addInput($beian);

    $theme_options = new Typecho_Widget_Helper_Form_Element_Checkbox('theme_options',
    array('avatarCircular' => _t('头像圆形'),
    'avatarCache' => _t('缓存头像'),
    'indent' => _t('首行缩进')),
    array('indent'), _t('其他功能')
    );
    $form->addInput($theme_options->multiMode());
}
function themeConfigHandle($settings, $isInit) {
    $db = Typecho_Db::get();
	$widget = Typecho_Widget::widget("Widget_Abstract_Options");
	$theme = "AirCloud";
    $options = Typecho_Widget::widget("Widget_Options");

    if ($options->__get('theme:' . $theme)) {
		$widget->update(array('value' => serialize($settings)), $db->sql()->where('name = ?', 'theme:' . $theme));
	} else {
		$widget->insert(array('name'  =>  'theme:' . $theme, 'value' =>  serialize($settings), 'user'  => 0));
	}
    if ($settings['avatar_url']) {
        if(!empty($settings['theme_options']) && in_array('avatarCache', $settings['theme_options'])){
            $avatar_data = file_get_contents($settings['avatar_url']);
            file_put_contents(dirname(__FILE__).'/avatar.png',$avatar_data);
        }else{
            unlink(dirname(__FILE__).'/avatar.png');
        }
    } 
}


function themeInit($archive) {
    if ($archive->is('single')) {
        $archive->content = createCatalog($archive->content);
    }
}

function createCatalog($obj) {    //为文章标题添加锚点
    global $catalog;
    $catalog = array();
    $obj = preg_replace_callback('/<h([1-6])(.*?)>(.*?)<\/h\1>/i', function($obj) {
        global $catalog;
        $catalog[] = array('text' => trim(strip_tags($obj[3])), 'depth' => $obj[1]);
        return '<h'.$obj[1].$obj[2].' id="'.$obj[3].'"><a name="'.$obj[3].'"></a>'.$obj[3].'</h'.$obj[1].'>';
    }, $obj);
    return $obj;
}

function getCatalog() {    //输出文章目录容器
    global $catalog;
    $index = '';
    if ($catalog) {
        $index = '<ol class="toc">'."\n";
        $prev_depth = '';
        $to_depth = 0;
        foreach($catalog as $catalog_item) {
            $catalog_depth = $catalog_item['depth'];
            if ($prev_depth) {
                if ($catalog_depth == $prev_depth) {
                    $index .= '</li>'."\n";
                } elseif ($catalog_depth > $prev_depth) {
                    $to_depth++;
                    $index .= '<ol class="toc-child">'."\n";
                } else {
                    $to_depth2 = ($to_depth > ($prev_depth - $catalog_depth)) ? ($prev_depth - $catalog_depth) : $to_depth;
                    if ($to_depth2) {
                        for ($i=0; $i<$to_depth2; $i++) {
                            $index .= '</li>'."\n".'</ol>'."\n";
                            $to_depth--;
                        }
                    }
                    $index .= '</li>';
                }
            }
            $index .= '<li class="toc-item"><a class="toc-link" href="#'.$catalog_item['text'].'">'.'<span class="toc-text">'.$catalog_item['text'].'</span>'.'</a>';
            $prev_depth = $catalog_item['depth'];
        }
        for ($i=0; $i<=$to_depth; $i++) {
            $index .= '</li>'."\n".'</ol>'."\n";
        }
    $index = '<div id="toc" class="toc-article">'."\n".$index.'</div>'."\n";
    }
    echo $index;
}

function getCommentAt($coid){
	$db   = Typecho_Db::get();
	$prow = $db->fetchRow($db->select('parent')
		->from('table.comments')
		->where('coid = ? AND status = ?', $coid, 'approved'));
	$parent = $prow['parent'];
	if ($parent != "0") {
		$arow = $db->fetchRow($db->select('author','status')
			->from('table.comments')
			->where('coid = ?', $parent));
		$author = $arow['author'];
		$status = $arow['status'];
		if($author){
			if($status=='approved'){
				$href   = ' <a class="at" uid="'.$parent.'" onclick="scrollt(\'comment-'.$parent.'\'); return false;">@'.$author.'</a>';
			}else if($status=='waiting'){
				$href   = '<a href="javascript:void(0)">评论审核中···</a>';
			}
		}
		echo $href;
	} else {
		echo "";
	}
}

function timesince($older_date,$comment_date = false) {
	$chunks = array(
		array(86400 , '天'),
		array(3600 , '小时'),
		array(60 , '分钟'),
		array(1 , '秒'),
	);
	$newer_date = time();
	$since = abs($newer_date - $older_date);

	for ($i = 0, $j = count($chunks); $i < $j; $i++){
		$seconds = $chunks[$i][0];
		$name = $chunks[$i][1];
		if (($count = floor($since / $seconds)) != 0) break;
	}
	$output = $count.$name;

	return $output;
}

/**
 * 静态缓存类
 */
class cacheFile
{
   private $_dir;
   const EXT = '.json';
   public function __construct() {
      $this->_dir = dirname(__FILE__).'/caches/';
   }
   public function cacheData($key, $value = '', $path = '') {
      $filePath = $this->_dir.$path.$key.self::EXT;
      if ($value !== '') {
         if (is_null($value)) {
            return unlink($filePath);
         }
         $dir = dirname($filePath);
         if (!is_dir($dir)) {
            mkdir($dir, 0777);
         }
         return file_put_contents($filePath,$value);
      }
      if (!is_file($filePath)) {
         return false;
      } else {
         echo $filePath;
         return json_decode(file_get_contents($filePath), true);
      }
   }
}



$TheFile = dirname(__FILE__).'/caches/cache.json';
$cacheFile = new cacheFile();
$output = "";
$vowels = array("[", "{","]","}","<",">","\r\n", "\r", "\n","-","'",'"','`'," ",":",";",'\\',"   ","	");

Typecho_Widget::widget('Widget_Contents_Post_Recent','pageSize=10000')->to($archives);
while($archives->next()):
    $output .= '{"this":"post","link":"'.$archives->permalink.'","title":"'.$archives->title.'","text":"'.str_replace($vowels, "",$archives->text).'"},';
endwhile;

Typecho_Widget::widget('Widget_Contents_Page_List')->to($pages);
while($pages->next()):
    $output .= '{"this":"page","link":"'.$pages->permalink.'","title":"'.$pages->title.'","text":"'.str_replace($vowels, "",$pages->text).'"},';
endwhile;

Typecho_Widget::widget('Widget_Metas_Tag_Cloud')->to($tags); 
while ($tags->next()):
   $output .= '{"this":"tag","link":"'.$tags->permalink.'","title":"'.$tags->name.'","text":"'.str_replace($vowels, "",$tags->description).'"},';
endwhile;

Typecho_Widget::widget('Widget_Metas_Category_List')->to($category); 
while ($category->next()):
   $output .= '{"this":"category","link":"'.$category->permalink.'","title":"'.$category->name.'","text":"'.str_replace($vowels, "",$category->description).'"},';
endwhile;

$output = substr($output,0,strlen($output)-1);

$data = '['.$output.']';
if (file_exists($TheFile)) {
  if ( time() - filemtime( $TheFile) > 300){
  $cacheFile->cacheData('cache', $data);
  }; //5分钟300秒，判断文件时间可以自己调整
} else {
  $cacheFile->cacheData('cache', $data);
};
?>