117 lines
3.6 KiB
PHP
117 lines
3.6 KiB
PHP
<?php
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/**
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* [Discuz!] (C)2001-2099 Comsenz Inc.
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* This is NOT a freeware, use is subject to license terms
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*
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* $Id: class_bbcode.php 36278 2016-12-09 07:52:35Z nemohou $
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*/
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if(!defined('IN_DISCUZ')) {
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exit('Access Denied');
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}
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class bbcode {
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var $search_exp = array();
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var $replace_exp = array();
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var $search_str = array();
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var $replace_str = array();
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var $html_s_exp = array();
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var $html_r_exp = array();
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var $html_s_str = array();
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var $html_r_str = array();
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function &instance() {
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static $object;
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if(empty($object)) {
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$object = new bbcode();
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}
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return $object;
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}
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function bbcode() {
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}
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function bbcode2html($message, $parseurl=0) {
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if(empty($this->search_exp)) {
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$this->search_exp = array(
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"/\s*\[quote\][\n\r]*(.+?)[\n\r]*\[\/quote\]\s*/is",
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"/\[url\]\s*(https?:\/\/|ftp:\/\/|gopher:\/\/|news:\/\/|telnet:\/\/|rtsp:\/\/|mms:\/\/|callto:\/\/|ed2k:\/\/){1}([^\[\"']+?)\s*\[\/url\]/i",
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"/\[em:([0-9]+):\]/i",
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);
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$this->replace_exp = array(
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"<div class=\"quote\"><blockquote>\\1</blockquote></div>",
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"<a href=\"\\1\\2\" target=\"_blank\">\\1\\2</a>",
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" <img src=\"".STATICURL."image/smiley/comcom/\\1.gif\" class=\"vm\"> "
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);
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$this->replace_exp[] = '$this->bb_img(\'\\1\')';
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$this->search_str = array('[b]', '[/b]','[i]', '[/i]', '[u]', '[/u]');
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$this->replace_str = array('<b>', '</b>', '<i>','</i>', '<u>', '</u>');
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}
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if($parseurl==2) {
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$message = bbcode::parseurl($message);
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}
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@$message = preg_replace($this->search_exp, $this->replace_exp, $message, 20);
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if($parseurl==2) {
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@$message = preg_replace_callback("/\[img\]\s*([^\[\<\r\n]+?)\s*\[\/img\]/is", array($this, 'bbcode2html_callback_bb_img_1'), $message, 20);
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}
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@$message = str_replace($this->search_str, $this->replace_str, $message);
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return nl2br(str_replace(array("\t", ' ', ' '), array(' ', ' ', ' '), $message));
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}
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function bbcode2html_callback_bb_img_1($matches) {
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return $this->bb_img($matches[1]);
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}
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function parseurl($message) {
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return preg_replace("/(?<=[^\]a-z0-9-=\"'\\/])((https?|ftp|gopher|news|telnet|mms|rtsp):\/\/)([a-z0-9\/\-_+=.~!%@?#%&;:$\\()|]+)/i", "[url]\\1\\3[/url]", ' '.$message);
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}
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function html2bbcode($message) {
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if(empty($this->html_s_exp)) {
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$this->html_s_exp = array(
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"/\<div class=\"quote\"\>\<blockquote\>(.*?)\<\/blockquote\>\<\/div\>/is",
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"/\<a href=\"(.+?)\".*?\<\/a\>/is",
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"/(\r\n|\n|\r)/",
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"/<br.*>/siU",
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"/[ \t]*\<img src=\"static\/image\/smiley\/comcom\/(.+?).gif\".*?\>[ \t]*/is",
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"/\s*\<img src=\"(.+?)\".*?\>\s*/is"
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);
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$this->html_r_exp = array(
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"[quote]\\1[/quote]",
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"\\1",
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'',
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"\n",
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"[em:\\1:]",
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"\n[img]\\1[/img]\n"
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);
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$this->html_s_str = array('<b>', '</b>', '<i>','</i>', '<u>', '</u>', ' ', ' ', ' ', '<', '>', '&');
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$this->html_r_str = array('[b]', '[/b]','[i]', '[/i]', '[u]', '[/u]', "\t", ' ', ' ', '<', '>', '&');
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}
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@$message = str_replace($this->html_s_str, $this->html_r_str,
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preg_replace($this->html_s_exp, $this->html_r_exp, $message));
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$message = dhtmlspecialchars($message);
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return trim($message);
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}
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function bb_img($url) {
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global $_G;
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if(!in_array(strtolower(substr($url, 0, 6)), array('http:/', 'https:', 'ftp://', 'rtsp:/', 'mms://'))) {
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$url = isset($_G['siteurl']) && !empty($_G['siteurl']) ? $_G['siteurl'].$url : 'http://'.$url;
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}
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$url = addslashes($url);
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return "<img src=\"$url\" class=\"vm\">";
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}
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}
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?>
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