104 lines
2.8 KiB
PHP
104 lines
2.8 KiB
PHP
<?php
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/**
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* 为含有多个标题的文章生成目录
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*
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* @package ContentIndex
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* @author laobubu
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* @version 1.0.0
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* @link http://laobubu.net
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*/
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class ContentIndex_Plugin implements Typecho_Plugin_Interface
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{
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/**
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* 激活插件方法,如果激活失败,直接抛出异常
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*
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* @access public
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* @return void
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* @throws Typecho_Plugin_Exception
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*/
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public static function activate()
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{
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Typecho_Plugin::factory('Widget_Archive')->header = array('ContentIndex_Plugin', 'header');
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Typecho_Plugin::factory('Widget_Archive')->singleHandle = array('ContentIndex_Plugin', 'singleHandle');
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}
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/**
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* 禁用插件方法,如果禁用失败,直接抛出异常
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*
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* @static
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* @access public
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* @return void
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* @throws Typecho_Plugin_Exception
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*/
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public static function deactivate(){}
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/**
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* 获取插件配置面板
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*
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* @access public
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* @param Typecho_Widget_Helper_Form $form 配置面板
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* @return void
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*/
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public static function config(Typecho_Widget_Helper_Form $form){
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}
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/**
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* 个人用户的配置面板
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*
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* @access public
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* @param Typecho_Widget_Helper_Form $form
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* @return void
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*/
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public static function personalConfig(Typecho_Widget_Helper_Form $form){}
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/**
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* 插件实现方法
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*
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* @access public
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* @return void
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*/
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public static function header($header,$that){
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$siteUrl = Helper::options()->siteUrl;
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echo "<link href=\"{$siteUrl}usr/plugins/ContentIndex/ContentIndex.css\" rel=\"stylesheet\" type=\"text/css\" />";
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}
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/**
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* 插件实现方法
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*
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* @access public
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* @return void
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*/
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public static function singleHandle($that,$select) {
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if (preg_match_all("/<h(\d)>(.*)<\/h\d>/isU",$that->content,$outarr)) {
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$index = array();
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$index_out = "";
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$minlevel = 6;
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for ($key=0; $key<count($outarr[2]);$key++) {
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$ta = $that->content;
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$tb = strpos($ta, $outarr[0][$key]);
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$that->content = substr($ta, 0, $tb)."<a name=\"ci_title{$key}\"></a>".substr($ta, $tb);
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if ($outarr[1][$key]<$minlevel)
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$minlevel = $outarr[1][$key];
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array_push($index,
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array(
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"level"=>$outarr[1][$key],
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"link"=>"<a href=\"#ci_title{$key}\">{$outarr[2][$key]}</a>"
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)
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);
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}
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$curlevel = 0;
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foreach ($index as $i) {
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if ($i["level"]>$curlevel) $index_out.="<ul>\n";
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elseif ($i["level"]<$curlevel) $index_out.=str_repeat("</ul>\n", $curlevel-$i["level"]);
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$curlevel = $i["level"];
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$index_out .= "<li>{$i['link']}</li>\n";
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}
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$index_out.=str_repeat("</ul>\n", $curlevel - $minlevel + 1);
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$that->content = "<div id=\"theContentIndex\">{$index_out}</div>". $that->content;
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}
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}
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}
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