<?php
defined('_IN_JOHNCMS') or die('Restricted access');
class bbcode extends core
{
public static function tags($var)
{
$var = self::parse_time($var); // Обработка тэга времени
$var = self::highlight_code($var); // Подсветка кода
$var = self::highlight_bb($var); // Обработка ссылок
$var = self::highlight_url($var); // Обработка ссылок
$var = self::highlight_bbcode_url($var); // Обработка ссылок в BBcode
return $var;
}
/**
* Обработка тэга [time]
*
* @param string $var
* @return string
*/
private static function parse_time($var)
{
return preg_replace_callback(
'#\[time\](.+?)\[\/time\]#s',
function ($matches) {
$shift = (core::$system_set['timeshift'] + core::$user_set['timeshift']) * 3600;
if (($out = strtotime($matches[1])) !== false) {
return date("d.m.Y / H:i", $out + $shift);
} else {
return $matches[1];
}
},
$var
);
}
/**
* Парсинг ссылок
* За основу взята доработанная функция от форума phpBB 3.x.x
*
* @param $text
* @return mixed
*/
public static function highlight_url($text)
{
if (!function_exists('url_callback')) {
function url_callback($type, $whitespace, $url, $relative_url)
{
$orig_url = $url;
$orig_relative = $relative_url;
$url = htmlspecialchars_decode($url);
$relative_url = htmlspecialchars_decode($relative_url);
$text = '';
$chars = array('<', '>', '"');
$split = false;
foreach ($chars as $char) {
$next_split = strpos($url, $char);
if ($next_split !== false) {
$split = ($split !== false) ? min($split, $next_split) : $next_split;
}
}
if ($split !== false) {
$url = substr($url, 0, $split);
$relative_url = '';
} else {
if ($relative_url) {
$split = false;
foreach ($chars as $char) {
$next_split = strpos($relative_url, $char);
if ($next_split !== false) {
$split = ($split !== false) ? min($split, $next_split) : $next_split;
}
}
if ($split !== false) {
$relative_url = substr($relative_url, 0, $split);
}
}
}
$last_char = ($relative_url) ? $relative_url[strlen($relative_url) - 1] : $url[strlen($url) - 1];
switch ($last_char) {
case '.':
case '?':
case '!':
case ':':
case ',':
$append = $last_char;
if ($relative_url) {
$relative_url = substr($relative_url, 0, -1);
} else {
$url = substr($url, 0, -1);
}
break;
default:
$append = '';
break;
}
$short_url = (mb_strlen($url) > 40) ? mb_substr($url, 0, 30) . ' ... ' . mb_substr($url, -5) : $url;
switch ($type) {
case 1:
$relative_url = preg_replace('/[&?]sid=[0-9a-f]{32}$/', '', preg_replace('/([&?])sid=[0-9a-f]{32}&/', '$1', $relative_url));
$url = $url . '/' . $relative_url;
$text = $relative_url;
if (!$relative_url) {
return $whitespace . $orig_url . '/' . $orig_relative;
}
break;
case 2:
$text = $short_url;
if (!isset(core::$user_set['direct_url']) || !core::$user_set['direct_url']) {
$url = core::$system_set['homeurl'] . '/go.php?url=' . rawurlencode($url);
}
break;
case 4:
$text = $short_url;
$url = 'mailto:' . $url;
break;
}
$url = htmlspecialchars($url);
$text = htmlspecialchars($text);
$append = htmlspecialchars($append);
return $whitespace . '<a href="' . $url . '">' . $text . '</a>' . $append;
}
}
// Обработка внутренних ссылок
$text = preg_replace_callback(
'#(^|[\n\t (>.])(' . preg_quote(core::$system_set['homeurl'],
'#') . ')/((?:[a-zа-яё0-9\-._~!$&\'(*+,;=:@|]+|%[\dA-F]{2})*(?:/(?:[a-zа-яё0-9\-._~!$&\'(*+,;=:@|]+|%[\dA-F]{2})*)*(?:\?(?:[a-zа-яё0-9\-._~!$&\'(*+,;=:@/?|]+|%[\dA-F]{2})*)?(?:\#(?:[a-zа-яё0-9\-._~!$&\'(*+,;=:@/?|]+|%[\dA-F]{2})*)?)#iu',
function ($matches) {
return url_callback(1, $matches[1], $matches[2], $matches[3]);
},
$text
);
// Обработка обычных ссылок типа xxxx://aaaaa.bbb.cccc. ...
$text = preg_replace_callback(
'#(^|[\n\t (>.])([a-z][a-z\d+]*:/{2}(?:(?:[a-zа-яё0-9\-._~!$&\'(*+,;=:@|]+|%[\dA-F]{2})+|[0-9.]+|\[[a-zа-яё0-9.]+:[a-zа-яё0-9.]+:[a-zа-яё0-9.:]+\])(?::\d*)?(?:/(?:[a-zа-яё0-9\-._~!$&\'(*+,;=:@|]+|%[\dA-F]{2})*)*(?:\?(?:[a-zа-яё0-9\-._~!$&\'(*+,;=:@/?|]+|%[\dA-F]{2})*)?(?:\#(?:[a-zа-яё0-9\-._~!$&\'(*+,;=:@/?|]+|%[\dA-F]{2})*)?)#iu',
function ($matches) {
return url_callback(2, $matches[1], $matches[2], '');
},
$text
);
return $text;
}
/*
-----------------------------------------------------------------
Удаление bbCode из текста
-----------------------------------------------------------------
*/
static function notags($var = '')
{
$var = preg_replace('#\[color=(.+?)\](.+?)\[/color]#si', '$2', $var);
$var = preg_replace('#\[code=(.+?)\](.+?)\[/code]#si', '$2', $var);
$var = preg_replace('!\[bg=(#[0-9a-f]{3}|#[0-9a-f]{6}|[a-z\-]+)](.+?)\[/bg]!is', '$2', $var);
$var = preg_replace('#\[spoiler=(.+?)\]#si', '$2', $var);
$replace = array(
'[small]' => '',
'[/small]' => '',
'[big]' => '',
'[/big]' => '',
'[green]' => '',
'[/green]' => '',
'[red]' => '',
'[/red]' => '',
'[blue]' => '',
'[/blue]' => '',
'[b]' => '',
'[/b]' => '',
'[i]' => '',
'[/i]' => '',
'[u]' => '',
'[/u]' => '',
'[s]' => '',
'[/s]' => '',
'[quote]' => '',
'[/quote]' => '',
'[php]' => '',
'[/php]' => '',
'[c]' => '',
'[/c]' => '',
'[*]' => '',
'[/*]' => ''
);
return strtr($var, $replace);
}
/*
-----------------------------------------------------------------
Подсветка кода
-----------------------------------------------------------------
*/
private static function highlight_code($var)
{
$var = preg_replace_callback('#\[php\](.+?)\[\/php\]#s', 'self::phpCodeCallback', $var);
$var = preg_replace_callback('#\[code=(.+?)\](.+?)\[\/code]#is', 'self::codeCallback', $var);
return $var;
}
private static $geshi;
private static function phpCodeCallback($code)
{
return self::codeCallback(array(1 => 'php', 2 => $code[1]));
}
private static function codeCallback($code)
{
$parsers = array(
'php' => 'php',
'css' => 'css',
'html' => 'html5',
'js' => 'javascript',
'sql' => 'sql',
'xml' => 'xml',
);
$parser = isset($code[1]) && isset($parsers[$code[1]]) ? $parsers[$code[1]] : 'php';
if (null === self::$geshi) {
require_once 'geshi.php';
self::$geshi = new \GeSHi;
self::$geshi->set_link_styles(GESHI_LINK, 'text-decoration: none');
self::$geshi->set_link_target('_blank');
self::$geshi->enable_line_numbers(GESHI_FANCY_LINE_NUMBERS, 2);
self::$geshi->set_line_style('background: rgba(255, 255, 255, 0.5)', 'background: rgba(255, 255, 255, 0.35)', false);
self::$geshi->set_code_style('padding-left: 6px; white-space: pre-wrap');
}
self::$geshi->set_language($parser);
$php = strtr($code[2], array('<br />' => ''));
$php = html_entity_decode(trim($php), ENT_QUOTES, 'UTF-8');
self::$geshi->set_source($php);
return '<div class="phpcode" style="overflow-x: auto">' . self::$geshi->parse_code() . '</div>';
}
/*
-----------------------------------------------------------------
Обработка URL в тэгах BBcode
-----------------------------------------------------------------
*/
private static function highlight_bbcode_url($var)
{
if (!function_exists('process_url')) {
function process_url($url)
{
$home = parse_url(core::$system_set['homeurl']);
$tmp = parse_url($url[1]);
if ($home['host'] == $tmp['host'] || isset(core::$user_set['direct_url']) && core::$user_set['direct_url']) {
return '<a href="' . $url[1] . '">' . $url[2] . '</a>';
} else {
return '<a href="' . core::$system_set['homeurl'] . '/go.php?url=' . urlencode(htmlspecialchars_decode($url[1])) . '">' . $url[2] . '</a>';
}
}
}
return preg_replace_callback('~\\[url=(https?://.+?)\\](.+?)\\[/url\\]~', 'process_url', $var);
}
/*
-----------------------------------------------------------------
Обработка bbCode
-----------------------------------------------------------------
*/
private static function highlight_bb($var)
{
// Список поиска
$search = array(
'#\[add]#is', // add
'#\[del]#is', // del
'#\[fix]#is', // fix
'#\[change]#is', // change
'#\[secure]#is', // secure
'#\[notice]#is', // notice
'#\[b](.+?)\[/b]#is', // Жирный
'#\[i](.+?)\[/i]#is', // Курсив
'#\[u](.+?)\[/u]#is', // Подчеркнутый
'#\[s](.+?)\[/s]#is', // Зачеркнутый
'#\[small](.+?)\[/small]#is', // Маленький шрифт
'#\[big](.+?)\[/big]#is', // Большой шрифт
'#\[red](.+?)\[/red]#is', // Красный
'#\[green](.+?)\[/green]#is', // Зеленый
'#\[blue](.+?)\[/blue]#is', // Синий
'!\[color=(#[0-9a-f]{3}|#[0-9a-f]{6}|[a-z\-]+)](.+?)\[/color]!is', // Цвет шрифта
'!\[bg=(#[0-9a-f]{3}|#[0-9a-f]{6}|[a-z\-]+)](.+?)\[/bg]!is', // Цвет фона
'#\[(quote|c)](.+?)\[/(quote|c)]#is', // Цитата
'#\[\*](.+?)\[/\*]#is', // Список
'#\[spoiler=(.+?)](.+?)\[/spoiler]#is' // Спойлер
);
// Список замены
$replace = array(
'<img src="/images/bb/bb.add.png" alt="add" />$1',
'<img src="/images/bb/bb.del.png" alt="del" />$1',
'<img src="/images/bb/bb.fix.png" alt="fix" />$1',
'<img src="/images/bb/bb.change.png" alt="change" />$1',
'<img src="/images/bb/bb.secure.png" alt="secure" />$1',
'<img src="/images/bb/bb.notice.png" alt="notice" />$1',
'<span style="font-weight: bold">$1</span>',
// Жирный
'<span style="font-style:italic">$1</span>',
// Курсив
'<span style="text-decoration:underline">$1</span>',
// Подчеркнутый
'<span style="text-decoration:line-through">$1</span>',
// Зачеркнутый
'<span style="font-size:x-small">$1</span>',
// Маленький шрифт
'<span style="font-size:large">$1</span>',
// Большой шрифт
'<span style="color:red">$1</span>',
// Красный
'<span style="color:green">$1</span>',
// Зеленый
'<span style="color:blue">$1</span>',
// Синий
'<span style="color:$1">$2</span>',
// Цвет шрифта
'<span style="background-color:$1">$2</span>',
// Цвет фона
'<span class="quote" style="display:block">$2</span>',
// Цитата
'<span class="bblist">$1</span>',
// Список
'<div><div class="spoilerhead" style="cursor:pointer;" onclick="var _n=this.parentNode.getElementsByTagName(\'div\')[1];if(_n.style.display==\'none\'){_n.style.display=\'\';}else{_n.style.display=\'none\';}">$1 (+/-)</div><div class="spoilerbody" style="display:none">$2</div></div>'
// Спойлер
);
return preg_replace($search, $replace, $var);
}
/*
-----------------------------------------------------------------
Панель кнопок bbCode (для компьютеров)
-----------------------------------------------------------------
*/
public static function auto_bb($form, $field)
{
$colors = array(
'ffffff',
'bcbcbc',
'708090',
'6c6c6c',
'454545',
'fcc9c9',
'fe8c8c',
'fe5e5e',
'fd5b36',
'f82e00',
'ffe1c6',
'ffc998',
'fcad66',
'ff9331',
'ff810f',
'd8ffe0',
'92f9a7',
'34ff5d',
'b2fb82',
'89f641',
'b7e9ec',
'56e5ed',
'21cad3',
'03939b',
'039b80',
'cac8e9',
'9690ea',
'6a60ec',
'4866e7',
'173bd3',
'f3cafb',
'e287f4',
'c238dd',
'a476af',
'b53dd2'
);
$font_color = '';
$bg_color = '';
foreach ($colors as $value) {
$font_color .= '<a href="javascript:tag(\'[color=#' . $value . ']\', \'[/color]\'); show_hide(\'color\');" style="background-color:#' . $value . ';"></a>';
$bg_color .= '<a href="javascript:tag(\'[bg=#' . $value . ']\', \'[/bg]\'); show_hide(\'bg\');" style="background-color:#' . $value . ';"></a>';
}
// Смайлы
$smileys = !empty(self::$user_data['smileys']) ? unserialize(self::$user_data['smileys']) : '';
if (!empty($smileys)) {
$res_sm = '';
$bb_smileys = '<small><a href="' . self::$system_set['homeurl'] . '/pages/faq.php?act=my_smileys">' . self::$lng['edit_list'] . '</a></small><br />';
foreach ($smileys as $value) {
$res_sm .= '<a href="javascript:tag(\':' . $value . '\', \':\'); show_hide(\'sm\');">:' . $value . ':</a> ';
}
$bb_smileys .= functions::smileys($res_sm, self::$user_data['rights'] >= 1 ? 1 : 0);
} else {
$bb_smileys = '<small><a href="' . self::$system_set['homeurl'] . '/pages/faq.php?act=smileys">' . self::$lng['add_smileys'] . '</a></small>';
}
// Код
$code = array(
'php',
'css',
'js',
'html',
'sql',
'xml',
);
$codebtn = '';
foreach ($code as $val) {
$codebtn .= '<a href="javascript:tag(\'[code=' . $val . ']\', \'[/code]\'); show_hide(\'code\');">' . strtoupper($val) . '</a>';
}
$out = '<style>
.codepopup {margin-top: 3px;}
.codepopup a {
border: 1px solid #a7a7a7;
border-radius: 3px;
background-color: #dddddd;
color: black;
font-weight: bold;
padding: 2px 6px 2px 6px;
display: inline-block;
margin-right: 6px;
margin-bottom: 3px;
text-decoration: none;
}
</style>
<script language="JavaScript" type="text/javascript">
function tag(text1, text2) {
if ((document.selection)) {
document.' . $form . '.' . $field . '.focus();
document.' . $form . '.document.selection.createRange().text = text1+document.' . $form . '.document.selection.createRange().text+text2;
} else if(document.forms[\'' . $form . '\'].elements[\'' . $field . '\'].selectionStart!=undefined) {
var element = document.forms[\'' . $form . '\'].elements[\'' . $field . '\'];
var str = element.value;
var start = element.selectionStart;
var length = element.selectionEnd - element.selectionStart;
element.value = str.substr(0, start) + text1 + str.substr(start, length) + text2 + str.substr(start + length);
} else {
document.' . $form . '.' . $field . '.value += text1+text2;
}
}
function show_hide(elem) {
obj = document.getElementById(elem);
if( obj.style.display == "none" ) {
obj.style.display = "block";
} else {
obj.style.display = "none";
}
}
</script>
<a href="javascript:tag(\'[b]\', \'[/b]\')"><img src="' . self::$system_set['homeurl'] . '/images/bb/bold.gif" alt="b" title="' . self::$lng['tag_bold'] . '" border="0"/></a>
<a href="javascript:tag(\'[i]\', \'[/i]\')"><img src="' . self::$system_set['homeurl'] . '/images/bb/italics.gif" alt="i" title="' . self::$lng['tag_italic'] . '" border="0"/></a>
<a href="javascript:tag(\'[u]\', \'[/u]\')"><img src="' . self::$system_set['homeurl'] . '/images/bb/underline.gif" alt="u" title="' . self::$lng['tag_underline'] . '" border="0"/></a>
<a href="javascript:tag(\'[s]\', \'[/s]\')"><img src="' . self::$system_set['homeurl'] . '/images/bb/strike.gif" alt="s" title="' . self::$lng['tag_strike'] . '" border="0"/></a>
<a href="javascript:tag(\'[*]\', \'[/*]\')"><img src="' . self::$system_set['homeurl'] . '/images/bb/list.gif" alt="s" title="' . self::$lng['tag_list'] . '" border="0"/></a>
<a href="javascript:tag(\'[spoiler=]\', \'[/spoiler]\');"><img src="' . self::$system_set['homeurl'] . '/images/bb/sp.gif" alt="spoiler" title="Спойлер" border="0"/></a>
<a href="javascript:tag(\'[c]\', \'[/c]\')"><img src="' . self::$system_set['homeurl'] . '/images/bb/quote.gif" alt="quote" title="' . self::$lng['tag_quote'] . '" border="0"/></a>
<a href="javascript:tag(\'[url=]\', \'[/url]\')"><img src="' . self::$system_set['homeurl'] . '/images/bb/link.gif" alt="url" title="' . self::$lng['tag_link'] . '" border="0"/></a>
<a href="javascript:show_hide(\'code\');"><img src="' . self::$system_set['homeurl'] . '/images/bb/php.gif" title="' . Code . '" border="0"/></a>
<a href="javascript:show_hide(\'color\');"><img src="' . self::$system_set['homeurl'] . '/images/bb/color.gif" title="' . self::$lng['color_text'] . '" border="0"/></a>
<a href="javascript:show_hide(\'bg\');"><img src="' . self::$system_set['homeurl'] . '/images/bb/color_bg.gif" title="' . self::$lng['color_bg'] . '" border="0"/></a>';
if (self::$user_id) {
$out .= ' <a href="javascript:show_hide(\'sm\');"><img src="' . self::$system_set['homeurl'] . '/images/bb/smileys.gif" alt="sm" title="' . self::$lng['smileys'] . '" border="0"/></a><br />
<table id="sm" style="display:none"><tr><td>' . $bb_smileys . '</td></tr></table>
<div id="sm" style="display:none">' . $bb_smileys . '</div>';
} else {
$out .= '<br />';
}
$out .= '<div id="code" class="codepopup" style="display:none;">' . $codebtn . '</div>' .
'<div id="color" class="bbpopup" style="display:none;">' . $font_color . '</div>' .
'<div id="bg" class="bbpopup" style="display:none">' . $bg_color . '</div>';
return $out;
}
}