diff -r c7c0fbc09788 -r 5e8dcbe22c24 web/wp-content/plugins/bbpress/includes/admin/parser.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/wp-content/plugins/bbpress/includes/admin/parser.php	Tue Dec 04 18:43:10 2012 -0800
@@ -0,0 +1,2073 @@
+<?php
+/*
+This is a compressed copy of NBBC. Do not edit!
+
+Copyright (c) 2008-9, the Phantom Inker.  All rights reserved.
+Portions Copyright (c) 2004-2008 AddedBytes.com
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+
+* Redistributions of source code must retain the above copyright
+  notice, this list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright
+  notice, this list of conditions and the following disclaimer in
+  the documentation and/or other materials provided with the
+  distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE PHANTOM INKER "AS IS" AND ANY EXPRESS
+OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+define("BBCODE_VERSION", "1.4.5");
+define("BBCODE_RELEASE", "2010-09-17");
+define("BBCODE_VERBATIM", 2);
+define("BBCODE_REQUIRED", 1);
+define("BBCODE_OPTIONAL", 0);
+define("BBCODE_PROHIBIT", -1);
+define("BBCODE_CHECK", 1);
+define("BBCODE_OUTPUT", 2);
+define("BBCODE_ENDTAG", 5);
+define("BBCODE_TAG", 4);
+define("BBCODE_TEXT", 3);
+define("BBCODE_NL", 2);
+define("BBCODE_WS", 1);
+define("BBCODE_EOI", 0);
+define("BBCODE_LEXSTATE_TEXT", 0);
+define("BBCODE_LEXSTATE_TAG", 1);
+define("BBCODE_MODE_SIMPLE", 0);
+define("BBCODE_MODE_CALLBACK", 1);
+define("BBCODE_MODE_INTERNAL", 2);
+define("BBCODE_MODE_LIBRARY", 3);
+define("BBCODE_MODE_ENHANCED", 4);
+define("BBCODE_STACK_TOKEN", 0);
+define("BBCODE_STACK_TEXT", 1);
+define("BBCODE_STACK_TAG", 2);
+define("BBCODE_STACK_CLASS", 3);
+if (!function_exists('str_split')) {
+function str_split($string, $split_length = 1) {
+$array = explode("\r\n", chunk_split($string, $split_length));
+array_pop($array);
+return $array;
+}
+}
+$BBCode_SourceDir = dirname(__FILE__);
+
+class BBCodeLexer {
+var $token;
+var $text;
+var $tag;
+var $state;
+var $input;
+var $ptr;
+var $unget;
+var $verbatim;
+var $debug;
+var $tagmarker;
+var $end_tagmarker;
+var $pat_main;
+var $pat_comment;
+var $pat_comment2;
+var $pat_wiki;
+function BBCodeLexer($string, $tagmarker = '[') {
+$regex_beginmarkers = Array( '[' => '\[', '<' => '<', '{' => '\{', '(' => '\(' );
+$regex_endmarkers = Array( '[' => '\]', '<' => '>', '{' => '\}', '(' => '\)' );
+$endmarkers = Array( '[' => ']', '<' => '>', '{' => '}', '(' => ')' );
+if (!isset($regex_endmarkers[$tagmarker])) $tagmarker = '[';
+$e = $regex_endmarkers[$tagmarker];
+$b = $regex_beginmarkers[$tagmarker];
+$this->tagmarker = $tagmarker;
+$this->end_tagmarker = $endmarkers[$tagmarker];
+$this->pat_main = "/( "
+. "{$b}"
+. "(?! -- | ' | !-- | {$b}{$b} )"
+. "(?: [^\\n\\r{$b}{$e}] | \\\" [^\\\"\\n\\r]* \\\" | \\' [^\\'\\n\\r]* \\' )*"
+. "{$e}"
+. "| {$b}{$b} (?: [^{$e}\\r\\n] | {$e}[^{$e}\\r\\n] )* {$e}{$e}"
+. "| {$b} (?: -- | ' ) (?: [^{$e}\\n\\r]* ) {$e}"
+. "| {$b}!-- (?: [^-] | -[^-] | --[^{$e}] )* --{$e}"
+. "| -----+"
+. "| \\x0D\\x0A | \\x0A\\x0D | \\x0D | \\x0A"
+. "| [\\x00-\\x09\\x0B-\\x0C\\x0E-\\x20]+(?=[\\x0D\\x0A{$b}]|-----|$)"
+. "| (?<=[\\x0D\\x0A{$e}]|-----|^)[\\x00-\\x09\\x0B-\\x0C\\x0E-\\x20]+"
+. " )/Dx";
+$this->input = preg_split($this->pat_main, $string, -1, PREG_SPLIT_DELIM_CAPTURE);
+$this->pat_comment = "/^ {$b} (?: -- | ' ) /Dx";
+$this->pat_comment2 = "/^ {$b}!-- (?: [^-] | -[^-] | --[^{$e}] )* --{$e} $/Dx";
+$this->pat_wiki = "/^ {$b}{$b} ([^\\|]*) (?:\\|(.*))? {$e}{$e} $/Dx";
+$this->ptr = 0;
+$this->unget = false;
+$this->state = BBCODE_LEXSTATE_TEXT;
+$this->verbatim = false;
+$this->token = BBCODE_EOI;
+$this->tag = false;
+$this->text = "";
+}
+function GuessTextLength() {
+$length = 0;
+$ptr = 0;
+$state = BBCODE_LEXSTATE_TEXT;
+while ($ptr < count($this->input)) {
+$text = $this->input[$ptr++];
+if ($state == BBCODE_LEXSTATE_TEXT) {
+$state = BBCODE_LEXSTATE_TAG;
+$length += strlen($text);
+}
+else {
+switch (ord(substr($this->text, 0, 1))) {
+case 10:
+case 13:
+$state = BBCODE_LEXSTATE_TEXT;
+$length++;
+break;
+default:
+$state = BBCODE_LEXSTATE_TEXT;
+$length += strlen($text);
+break;
+case 40:
+case 60:
+case 91:
+case 123:
+$state = BBCODE_LEXSTATE_TEXT;
+break;
+}
+}
+}
+return $length;
+}
+function NextToken() {
+if ($this->unget) {
+$this->unget = false;
+return $this->token;
+}
+while (true) {
+if ($this->ptr >= count($this->input)) {
+$this->text = "";
+$this->tag = false;
+return $this->token = BBCODE_EOI;
+}
+$this->text = preg_replace("/[\\x00-\\x08\\x0B-\\x0C\\x0E-\\x1F]/", "",
+$this->input[$this->ptr++]);
+if ($this->verbatim) {
+$this->tag = false;
+if ($this->state == BBCODE_LEXSTATE_TEXT) {
+$this->state = BBCODE_LEXSTATE_TAG;
+$token_type = BBCODE_TEXT;
+}
+else {
+$this->state = BBCODE_LEXSTATE_TEXT;
+switch (ord(substr($this->text, 0, 1))) {
+case 10:
+case 13:
+$token_type = BBCODE_NL;
+break;
+default:
+$token_type = BBCODE_WS;
+break;
+case 45:
+case 40:
+case 60:
+case 91:
+case 123:
+$token_type = BBCODE_TEXT;
+break;
+}
+}
+if (strlen($this->text) > 0)
+return $this->token = $token_type;
+}
+else if ($this->state == BBCODE_LEXSTATE_TEXT) {
+$this->state = BBCODE_LEXSTATE_TAG;
+$this->tag = false;
+if (strlen($this->text) > 0)
+return $this->token = BBCODE_TEXT;
+}
+else {
+switch (ord(substr($this->text, 0, 1))) {
+case 10:
+case 13:
+$this->tag = false;
+$this->state = BBCODE_LEXSTATE_TEXT;
+return $this->token = BBCODE_NL;
+case 45:
+if (preg_match("/^-----/", $this->text)) {
+$this->tag = Array('_name' => 'rule', '_endtag' => false, '_default' => '');
+$this->state = BBCODE_LEXSTATE_TEXT;
+return $this->token = BBCODE_TAG;
+}
+else {
+$this->tag = false;
+$this->state = BBCODE_LEXSTATE_TEXT;
+if (strlen($this->text) > 0)
+return $this->token = BBCODE_TEXT;
+continue;
+}
+default:
+$this->tag = false;
+$this->state = BBCODE_LEXSTATE_TEXT;
+return $this->token = BBCODE_WS;
+case 40:
+case 60:
+case 91:
+case 123:
+if (preg_match($this->pat_comment, $this->text)) {
+$this->state = BBCODE_LEXSTATE_TEXT;
+continue;
+}
+if (preg_match($this->pat_comment2, $this->text)) {
+$this->state = BBCODE_LEXSTATE_TEXT;
+continue;
+}
+if (preg_match($this->pat_wiki, $this->text, $matches)) {
+$this->tag = Array('_name' => 'wiki', '_endtag' => false,
+'_default' => @$matches[1], 'title' => @$matches[2]);
+$this->state = BBCODE_LEXSTATE_TEXT;
+return $this->token = BBCODE_TAG;
+}
+$this->tag = $this->Internal_DecodeTag($this->text);
+$this->state = BBCODE_LEXSTATE_TEXT;
+return $this->token = ($this->tag['_end'] ? BBCODE_ENDTAG : BBCODE_TAG);
+}
+}
+}
+}
+function UngetToken() {
+if ($this->token !== BBCODE_EOI)
+$this->unget = true;
+}
+function PeekToken() {
+$result = $this->NextToken();
+if ($this->token !== BBCODE_EOI)
+$this->unget = true;
+return $result;
+}
+function SaveState() {
+return Array(
+'token' => $this->token,
+'text' => $this->text,
+'tag' => $this->tag,
+'state' => $this->state,
+'input' => $this->input,
+'ptr' => $this->ptr,
+'unget' => $this->unget,
+'verbatim' => $this->verbatim
+);
+}
+function RestoreState($state) {
+if (!is_array($state)) return;
+$this->token = @$state['token'];
+$this->text = @$state['text'];
+$this->tag = @$state['tag'];
+$this->state = @$state['state'];
+$this->input = @$state['input'];
+$this->ptr = @$state['ptr'];
+$this->unget = @$state['unget'];
+$this->verbatim = @$state['verbatim'];
+}
+function Internal_StripQuotes($string) {
+if (preg_match("/^\\\"(.*)\\\"$/", $string, $matches))
+return $matches[1];
+else if (preg_match("/^\\'(.*)\\'$/", $string, $matches))
+return $matches[1];
+else return $string;
+}
+function Internal_ClassifyPiece($ptr, $pieces) {
+if ($ptr >= count($pieces)) return -1;
+$piece = $pieces[$ptr];
+if ($piece == '=') return '=';
+else if (preg_match("/^[\\'\\\"]/", $piece)) return '"';
+else if (preg_match("/^[\\x00-\\x20]+$/", $piece)) return ' ';
+else return 'A';
+}
+function Internal_DecodeTag($tag) {
+$result = Array('_tag' => $tag, '_endtag' => '', '_name' => '',
+'_hasend' => false, '_end' => false, '_default' => false);
+$tag = substr($tag, 1, strlen($tag)-2);
+$ch = ord(substr($tag, 0, 1));
+if ($ch >= 0 && $ch <= 32) return $result;
+$pieces = preg_split("/(\\\"[^\\\"]+\\\"|\\'[^\\']+\\'|=|[\\x00-\\x20]+)/",
+$tag, -1, PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY);
+$ptr = 0;
+if (count($pieces) < 1) return $result;
+if (@substr($pieces[$ptr], 0, 1) == '/') {
+$result['_name'] = strtolower(substr($pieces[$ptr++], 1));
+$result['_end'] = true;
+}
+else {
+$result['_name'] = strtolower($pieces[$ptr++]);
+$result['_end'] = false;
+}
+while (($type = $this->Internal_ClassifyPiece($ptr, $pieces)) == ' ')
+$ptr++;
+$params = Array();
+if ($type != '=') {
+$result['_default'] = false;
+$params[] = Array('key' => '', 'value' => '');
+}
+else {
+$ptr++;
+while (($type = $this->Internal_ClassifyPiece($ptr, $pieces)) == ' ')
+$ptr++;
+if ($type == "\"")
+$value = $this->Internal_StripQuotes($pieces[$ptr++]);
+else {
+$after_space = false;
+$start = $ptr;
+while (($type = $this->Internal_ClassifyPiece($ptr, $pieces)) != -1) {
+if ($type == ' ') $after_space = true;
+if ($type == '=' && $after_space) break;
+$ptr++;
+}
+if ($type == -1) $ptr--;
+if ($type == '=') {
+$ptr--;
+while ($ptr > $start && $this->Internal_ClassifyPiece($ptr, $pieces) == ' ')
+$ptr--;
+while ($ptr > $start && $this->Internal_ClassifyPiece($ptr, $pieces) != ' ')
+$ptr--;
+}
+$value = "";
+for (; $start <= $ptr; $start++) {
+if ($this->Internal_ClassifyPiece($start, $pieces) == ' ')
+$value .= " ";
+else $value .= $this->Internal_StripQuotes($pieces[$start]);
+}
+$value = trim($value);
+$ptr++;
+}
+$result['_default'] = $value;
+$params[] = Array('key' => '', 'value' => $value);
+}
+while (($type = $this->Internal_ClassifyPiece($ptr, $pieces)) != -1) {
+while ($type == ' ') {
+$ptr++;
+$type = $this->Internal_ClassifyPiece($ptr, $pieces);
+}
+if ($type == 'A' || $type == '"')
+$key = strtolower($this->Internal_StripQuotes(@$pieces[$ptr++]));
+else if ($type == '=') {
+$ptr++;
+continue;
+}
+else if ($type == -1) break;
+while (($type = $this->Internal_ClassifyPiece($ptr, $pieces)) == ' ')
+$ptr++;
+if ($type != '=')
+$value = $this->Internal_StripQuotes($key);
+else {
+$ptr++;
+while (($type = $this->Internal_ClassifyPiece($ptr, $pieces)) == ' ')
+$ptr++;
+if ($type == '"') {
+$value = $this->Internal_StripQuotes($pieces[$ptr++]);
+}
+else if ($type != -1) {
+$value = $pieces[$ptr++];
+while (($type = $this->Internal_ClassifyPiece($ptr, $pieces)) != -1
+&& $type != ' ')
+$value .= $pieces[$ptr++];
+}
+else $value = "";
+}
+if (substr($key, 0, 1) != '_')
+$result[$key] = $value;
+$params[] = Array('key' => $key, 'value' => $value);
+}
+$result['_params'] = $params;
+return $result;
+}
+}
+
+class BBCodeLibrary {
+var $default_smileys = Array(
+':)' => 'smile.gif', ':-)' => 'smile.gif',
+'=)' => 'smile.gif', '=-)' => 'smile.gif',
+':(' => 'frown.gif', ':-(' => 'frown.gif',
+'=(' => 'frown.gif', '=-(' => 'frown.gif',
+':D' => 'bigsmile.gif', ':-D' => 'bigsmile.gif',
+'=D' => 'bigsmile.gif', '=-D' => 'bigsmile.gif',
+'>:('=> 'angry.gif', '>:-('=> 'angry.gif',
+'>=('=> 'angry.gif', '>=-('=> 'angry.gif',
+'D:' => 'angry.gif', 'D-:' => 'angry.gif',
+'D=' => 'angry.gif', 'D-=' => 'angry.gif',
+'>:)'=> 'evil.gif', '>:-)'=> 'evil.gif',
+'>=)'=> 'evil.gif', '>=-)'=> 'evil.gif',
+'>:D'=> 'evil.gif', '>:-D'=> 'evil.gif',
+'>=D'=> 'evil.gif', '>=-D'=> 'evil.gif',
+'>;)'=> 'sneaky.gif', '>;-)'=> 'sneaky.gif',
+'>;D'=> 'sneaky.gif', '>;-D'=> 'sneaky.gif',
+'O:)' => 'saint.gif', 'O:-)' => 'saint.gif',
+'O=)' => 'saint.gif', 'O=-)' => 'saint.gif',
+':O' => 'surprise.gif', ':-O' => 'surprise.gif',
+'=O' => 'surprise.gif', '=-O' => 'surprise.gif',
+':?' => 'confuse.gif', ':-?' => 'confuse.gif',
+'=?' => 'confuse.gif', '=-?' => 'confuse.gif',
+':s' => 'worry.gif', ':-S' => 'worry.gif',
+'=s' => 'worry.gif', '=-S' => 'worry.gif',
+':|' => 'neutral.gif', ':-|' => 'neutral.gif',
+'=|' => 'neutral.gif', '=-|' => 'neutral.gif',
+':I' => 'neutral.gif', ':-I' => 'neutral.gif',
+'=I' => 'neutral.gif', '=-I' => 'neutral.gif',
+':/' => 'irritated.gif', ':-/' => 'irritated.gif',
+'=/' => 'irritated.gif', '=-/' => 'irritated.gif',
+':\\' => 'irritated.gif', ':-\\' => 'irritated.gif',
+'=\\' => 'irritated.gif', '=-\\' => 'irritated.gif',
+':P' => 'tongue.gif', ':-P' => 'tongue.gif',
+'=P' => 'tongue.gif', '=-P' => 'tongue.gif',
+'X-P' => 'tongue.gif',
+'8)' => 'bigeyes.gif', '8-)' => 'bigeyes.gif',
+'B)' => 'cool.gif', 'B-)' => 'cool.gif',
+';)' => 'wink.gif', ';-)' => 'wink.gif',
+';D' => 'bigwink.gif', ';-D' => 'bigwink.gif',
+'^_^'=> 'anime.gif', '^^;' => 'sweatdrop.gif',
+'>_>'=> 'lookright.gif', '>.>' => 'lookright.gif',
+'<_<'=> 'lookleft.gif', '<.<' => 'lookleft.gif',
+'XD' => 'laugh.gif', 'X-D' => 'laugh.gif',
+';D' => 'bigwink.gif', ';-D' => 'bigwink.gif',
+':3' => 'smile3.gif', ':-3' => 'smile3.gif',
+'=3' => 'smile3.gif', '=-3' => 'smile3.gif',
+';3' => 'wink3.gif', ';-3' => 'wink3.gif',
+'<g>' => 'teeth.gif', '<G>' => 'teeth.gif',
+'o.O' => 'boggle.gif', 'O.o' => 'boggle.gif',
+':blue:' => 'blue.gif',
+':zzz:' => 'sleepy.gif',
+'<3' => 'heart.gif',
+':star:' => 'star.gif',
+);
+var $default_tag_rules = Array(
+'b' => Array(
+'simple_start' => "<b>",
+'simple_end' => "</b>",
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+'plain_start' => "<b>",
+'plain_end' => "</b>",
+),
+'i' => Array(
+'simple_start' => "<i>",
+'simple_end' => "</i>",
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+'plain_start' => "<i>",
+'plain_end' => "</i>",
+),
+'u' => Array(
+'simple_start' => "<u>",
+'simple_end' => "</u>",
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+'plain_start' => "<u>",
+'plain_end' => "</u>",
+),
+'s' => Array(
+'simple_start' => "<strike>",
+'simple_end' => "</strike>",
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+'plain_start' => "<i>",
+'plain_end' => "</i>",
+),
+'font' => Array(
+'mode' => BBCODE_MODE_LIBRARY,
+'allow' => Array('_default' => '/^[a-zA-Z0-9._ -]+$/'),
+'method' => 'DoFont',
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+),
+'color' => Array(
+'mode' => BBCODE_MODE_ENHANCED,
+'allow' => Array('_default' => '/^#?[a-zA-Z0-9._ -]+$/'),
+'template' => '<span style="color:{$_default/tw}">{$_content/v}</span>',
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+),
+'size' => Array(
+'mode' => BBCODE_MODE_LIBRARY,
+'allow' => Array('_default' => '/^[0-9.]+$/D'),
+'method' => 'DoSize',
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+),
+'sup' => Array(
+'simple_start' => "<sup>",
+'simple_end' => "</sup>",
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+),
+'sub' => Array(
+'simple_start' => "<sub>",
+'simple_end' => "</sub>",
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+),
+'spoiler' => Array(
+'simple_start' => "<span class=\"bbcode_spoiler\">",
+'simple_end' => "</span>",
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+),
+'acronym' => Array(
+'mode' => BBCODE_MODE_ENHANCED,
+'template' => '<span class="bbcode_acronym" title="{$_default/e}">{$_content/v}</span>',
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+),
+'url' => Array(
+'mode' => BBCODE_MODE_LIBRARY,
+'method' => 'DoURL',
+'class' => 'link',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline'),
+'content' => BBCODE_REQUIRED,
+'plain_start' => "<a href=\"{\$link}\">",
+'plain_end' => "</a>",
+'plain_content' => Array('_content', '_default'),
+'plain_link' => Array('_default', '_content'),
+),
+'email' => Array(
+'mode' => BBCODE_MODE_LIBRARY,
+'method' => 'DoEmail',
+'class' => 'link',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline'),
+'content' => BBCODE_REQUIRED,
+'plain_start' => "<a href=\"mailto:{\$link}\">",
+'plain_end' => "</a>",
+'plain_content' => Array('_content', '_default'),
+'plain_link' => Array('_default', '_content'),
+),
+'wiki' => Array(
+'mode' => BBCODE_MODE_LIBRARY,
+'method' => "DoWiki",
+'class' => 'link',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline'),
+'end_tag' => BBCODE_PROHIBIT,
+'content' => BBCODE_PROHIBIT,
+'plain_start' => "<b>[",
+'plain_end' => "]</b>",
+'plain_content' => Array('title', '_default'),
+'plain_link' => Array('_default', '_content'),
+),
+'img' => Array(
+'mode' => BBCODE_MODE_LIBRARY,
+'method' => "DoImage",
+'class' => 'image',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+'end_tag' => BBCODE_REQUIRED,
+'content' => BBCODE_REQUIRED,
+'plain_start' => "[image]",
+'plain_content' => Array(),
+),
+'rule' => Array(
+'mode' => BBCODE_MODE_LIBRARY,
+'method' => "DoRule",
+'class' => 'block',
+'allow_in' => Array('listitem', 'block', 'columns'),
+'end_tag' => BBCODE_PROHIBIT,
+'content' => BBCODE_PROHIBIT,
+'before_tag' => "sns",
+'after_tag' => "sns",
+'plain_start' => "\n-----\n",
+'plain_end' => "",
+'plain_content' => Array(),
+),
+'br' => Array(
+'mode' => BBCODE_MODE_SIMPLE,
+'simple_start' => "<br />\n",
+'simple_end' => "",
+'class' => 'inline',
+'allow_in' => Array('listitem', 'block', 'columns', 'inline', 'link'),
+'end_tag' => BBCODE_PROHIBIT,
+'content' => BBCODE_PROHIBIT,
+'before_tag' => "s",
+'after_tag' => "s",
+'plain_start' => "\n",
+'plain_end' => "",
+'plain_content' => Array(),
+),
+'left' => Array(
+'simple_start' => "\n<div class=\"bbcode_left\" style=\"text-align:left\">\n",
+'simple_end' => "\n</div>\n",
+'allow_in' => Array('listitem', 'block', 'columns'),
+'before_tag' => "sns",
+'after_tag' => "sns",
+'before_endtag' => "sns",
+'after_endtag' => "sns",
+'plain_start' => "\n",
+'plain_end' => "\n",
+),
+'right' => Array(
+'simple_start' => "\n<div class=\"bbcode_right\" style=\"text-align:right\">\n",
+'simple_end' => "\n</div>\n",
+'allow_in' => Array('listitem', 'block', 'columns'),
+'before_tag' => "sns",
+'after_tag' => "sns",
+'before_endtag' => "sns",
+'after_endtag' => "sns",
+'plain_start' => "\n",
+'plain_end' => "\n",
+),
+'center' => Array(
+'simple_start' => "\n<div class=\"bbcode_center\" style=\"text-align:center\">\n",
+'simple_end' => "\n</div>\n",
+'allow_in' => Array('listitem', 'block', 'columns'),
+'before_tag' => "sns",
+'after_tag' => "sns",
+'before_endtag' => "sns",
+'after_endtag' => "sns",
+'plain_start' => "\n",
+'plain_end' => "\n",
+),
+'indent' => Array(
+'simple_start' => "\n<div class=\"bbcode_indent\" style=\"margin-left:4em\">\n",
+'simple_end' => "\n</div>\n",
+'allow_in' => Array('listitem', 'block', 'columns'),
+'before_tag' => "sns",
+'after_tag' => "sns",
+'before_endtag' => "sns",
+'after_endtag' => "sns",
+'plain_start' => "\n",
+'plain_end' => "\n",
+),
+'columns' => Array(
+'simple_start' => "\n<table class=\"bbcode_columns\"><tbody><tr><td class=\"bbcode_column bbcode_firstcolumn\">\n",
+'simple_end' => "\n</td></tr></tbody></table>\n",
+'class' => 'columns',
+'allow_in' => Array('listitem', 'block', 'columns'),
+'end_tag' => BBCODE_REQUIRED,
+'content' => BBCODE_REQUIRED,
+'before_tag' => "sns",
+'after_tag' => "sns",
+'before_endtag' => "sns",
+'after_endtag' => "sns",
+'plain_start' => "\n",
+'plain_end' => "\n",
+),
+'nextcol' => Array(
+'simple_start' => "\n</td><td class=\"bbcode_column\">\n",
+'class' => 'nextcol',
+'allow_in' => Array('columns'),
+'end_tag' => BBCODE_PROHIBIT,
+'content' => BBCODE_PROHIBIT,
+'before_tag' => "sns",
+'after_tag' => "sns",
+'before_endtag' => "sns",
+'after_endtag' => "sns",
+'plain_start' => "\n",
+'plain_end' => "",
+),
+'code' => Array(
+'mode' => BBCODE_MODE_ENHANCED,
+'template' => "\n<div class=\"bbcode_code\">\n<div class=\"bbcode_code_head\">Code:</div>\n<div class=\"bbcode_code_body\" style=\"white-space:pre\">{\$_content/v}</div>\n</div>\n",
+'class' => 'code',
+'allow_in' => Array('listitem', 'block', 'columns'),
+'content' => BBCODE_VERBATIM,
+'before_tag' => "sns",
+'after_tag' => "sn",
+'before_endtag' => "sn",
+'after_endtag' => "sns",
+'plain_start' => "\n<b>Code:</b>\n",
+'plain_end' => "\n",
+),
+'quote' => Array(
+'mode' => BBCODE_MODE_LIBRARY,
+'method' => "DoQuote",
+'allow_in' => Array('listitem', 'block', 'columns'),
+'before_tag' => "sns",
+'after_tag' => "sns",
+'before_endtag' => "sns",
+'after_endtag' => "sns",
+'plain_start' => "\n<b>Quote:</b>\n",
+'plain_end' => "\n",
+),
+'list' => Array(
+'mode' => BBCODE_MODE_LIBRARY,
+'method' => 'DoList',
+'class' => 'list',
+'allow_in' => Array('listitem', 'block', 'columns'),
+'before_tag' => "sns",
+'after_tag' => "sns",
+'before_endtag' => "sns",
+'after_endtag' => "sns",
+'plain_start' => "\n",
+'plain_end' => "\n",
+),
+'*' => Array(
+'simple_start' => "<li>",
+'simple_end' => "</li>\n",
+'class' => 'listitem',
+'allow_in' => Array('list'),
+'end_tag' => BBCODE_OPTIONAL,
+'before_tag' => "s",
+'after_tag' => "s",
+'before_endtag' => "sns",
+'after_endtag' => "sns",
+'plain_start' => "\n * ",
+'plain_end' => "\n",
+),
+);
+function DoURL($bbcode, $action, $name, $default, $params, $content) {
+if ($action == BBCODE_CHECK) return true;
+$url = is_string($default) ? $default : $bbcode->UnHTMLEncode(strip_tags($content));
+if ($bbcode->IsValidURL($url)) {
+if ($bbcode->debug)
+print "ISVALIDURL<br />";
+if ($bbcode->url_targetable !== false && isset($params['target']))
+$target = " target=\"" . htmlspecialchars($params['target']) . "\"";
+else $target = "";
+if ($bbcode->url_target !== false)
+if (!($bbcode->url_targetable == 'override' && isset($params['target'])))
+$target = " target=\"" . htmlspecialchars($bbcode->url_target) . "\"";
+return '<a href="' . htmlspecialchars($url) . '" class="bbcode_url"' . $target . '>' . $content . '</a>';
+}
+else return htmlspecialchars($params['_tag']) . $content . htmlspecialchars($params['_endtag']);
+}
+function DoEmail($bbcode, $action, $name, $default, $params, $content) {
+if ($action == BBCODE_CHECK) return true;
+$email = is_string($default) ? $default : $bbcode->UnHTMLEncode(strip_tags($content));
+if ($bbcode->IsValidEmail($email))
+return '<a href="mailto:' . htmlspecialchars($email) . '" class="bbcode_email">' . $content . '</a>';
+else return htmlspecialchars($params['_tag']) . $content . htmlspecialchars($params['_endtag']);
+}
+function DoSize($bbcode, $action, $name, $default, $params, $content) {
+switch ($default) {
+case '0': $size = '.5em'; break;
+case '1': $size = '.67em'; break;
+case '2': $size = '.83em'; break;
+default:
+case '3': $size = '1.0em'; break;
+case '4': $size = '1.17em'; break;
+case '5': $size = '1.5em'; break;
+case '6': $size = '2.0em'; break;
+case '7': $size = '2.5em'; break;
+}
+return "<span style=\"font-size:$size\">$content</span>";
+}
+function DoFont($bbcode, $action, $name, $default, $params, $content) {
+$fonts = explode(",", $default);
+$result = "";
+$special_fonts = Array(
+'serif' => 'serif',
+'sans-serif' => 'sans-serif',
+'sans serif' => 'sans-serif',
+'sansserif' => 'sans-serif',
+'sans' => 'sans-serif',
+'cursive' => 'cursive',
+'fantasy' => 'fantasy',
+'monospace' => 'monospace',
+'mono' => 'monospace',
+);
+foreach ($fonts as $font) {
+$font = trim($font);
+if (isset($special_fonts[$font])) {
+if (strlen($result) > 0) $result .= ",";
+$result .= $special_fonts[$font];
+}
+else if (strlen($font) > 0) {
+if (strlen($result) > 0) $result .= ",";
+$result .= "'$font'";
+}
+}
+return "<span style=\"font-family:$result\">$content</span>";
+}
+function DoWiki($bbcode, $action, $name, $default, $params, $content) {
+$name = $bbcode->Wikify($default);
+if ($action == BBCODE_CHECK)
+return strlen($name) > 0;
+$title = trim(@$params['title']);
+if (strlen($title) <= 0) $title = trim($default);
+return "<a href=\"{$bbcode->wiki_url}$name\" class=\"bbcode_wiki\">"
+. htmlspecialchars($title) . "</a>";
+}
+function DoImage($bbcode, $action, $name, $default, $params, $content) {
+if ($action == BBCODE_CHECK) return true;
+$content = trim($bbcode->UnHTMLEncode(strip_tags($content)));
+if (preg_match("/\\.(?:gif|jpeg|jpg|jpe|png)$/", $content)) {
+if (preg_match("/^[a-zA-Z0-9_][^:]+$/", $content)) {
+if (!preg_match("/(?:\\/\\.\\.\\/)|(?:^\\.\\.\\/)|(?:^\\/)/", $content)) {
+$info = @getimagesize("{$bbcode->local_img_dir}/{$content}");
+if ($info[2] == IMAGETYPE_GIF || $info[2] == IMAGETYPE_JPEG || $info[2] == IMAGETYPE_PNG) {
+return "<img src=\""
+. htmlspecialchars("{$bbcode->local_img_url}/{$content}") . "\" alt=\""
+. htmlspecialchars(basename($content)) . "\" width=\""
+. htmlspecialchars($info[0]) . "\" height=\""
+. htmlspecialchars($info[1]) . "\" class=\"bbcode_img\" />";
+}
+}
+}
+else if ($bbcode->IsValidURL($content, false)) {
+return "<img src=\"" . htmlspecialchars($content) . "\" alt=\""
+. htmlspecialchars(basename($content)) . "\" class=\"bbcode_img\" />";
+}
+}
+return htmlspecialchars($params['_tag']) . htmlspecialchars($content) . htmlspecialchars($params['_endtag']);
+}
+function DoRule($bbcode, $action, $name, $default, $params, $content) {
+if ($action == BBCODE_CHECK) return true;
+else return $bbcode->rule_html;
+}
+function DoQuote($bbcode, $action, $name, $default, $params, $content) {
+if ($action == BBCODE_CHECK) return true;
+if (isset($params['name'])) {
+$title = htmlspecialchars(trim($params['name'])) . " wrote";
+if (isset($params['date']))
+$title .= " on " . htmlspecialchars(trim($params['date']));
+$title .= ":";
+if (isset($params['url'])) {
+$url = trim($params['url']);
+if ($bbcode->IsValidURL($url))
+$title = "<a href=\"" . htmlspecialchars($params['url']) . "\">" . $title . "</a>";
+}
+}
+else if (!is_string($default))
+$title = "Quote:";
+else $title = htmlspecialchars(trim($default)) . " wrote:";
+return "\n<div class=\"bbcode_quote\">\n<div class=\"bbcode_quote_head\">"
+. $title . "</div>\n<div class=\"bbcode_quote_body\">"
+. $content . "</div>\n</div>\n";
+}
+function DoList($bbcode, $action, $name, $default, $params, $content) {
+$list_styles = Array(
+'1' => 'decimal',
+'01' => 'decimal-leading-zero',
+'i' => 'lower-roman',
+'I' => 'upper-roman',
+'a' => 'lower-alpha',
+'A' => 'upper-alpha',
+);
+$ci_list_styles = Array(
+'circle' => 'circle',
+'disc' => 'disc',
+'square' => 'square',
+'greek' => 'lower-greek',
+'armenian' => 'armenian',
+'georgian' => 'georgian',
+);
+$ul_types = Array(
+'circle' => 'circle',
+'disc' => 'disc',
+'square' => 'square',
+);
+$default = trim($default);
+if ($action == BBCODE_CHECK) {
+if (!is_string($default) || strlen($default) == "") return true;
+else if (isset($list_styles[$default])) return true;
+else if (isset($ci_list_styles[strtolower($default)])) return true;
+else return false;
+}
+if (!is_string($default) || strlen($default) == "") {
+$elem = 'ul';
+$type = '';
+}
+else if ($default == '1') {
+$elem = 'ol';
+$type = '';
+}
+else if (isset($list_styles[$default])) {
+$elem = 'ol';
+$type = $list_styles[$default];
+}
+else {
+$default = strtolower($default);
+if (isset($ul_types[$default])) {
+$elem = 'ul';
+$type = $ul_types[$default];
+}
+else if (isset($ci_list_styles[$default])) {
+$elem = 'ol';
+$type = $ci_list_styles[$default];
+}
+}
+if (strlen($type))
+return "\n<$elem class=\"bbcode_list\" style=\"list-style-type:$type\">\n$content</$elem>\n";
+else return "\n<$elem class=\"bbcode_list\">\n$content</$elem>\n";
+}
+}
+
+class BBCodeEmailAddressValidator {
+function check_email_address($strEmailAddress) {
+if (preg_match('/[\x00-\x1F\x7F-\xFF]/', $strEmailAddress)) {
+return false;
+}
+$intAtSymbol = strrpos($strEmailAddress, '@');
+if ($intAtSymbol === false) {
+return false;
+}
+$arrEmailAddress[0] = substr($strEmailAddress, 0, $intAtSymbol);
+$arrEmailAddress[1] = substr($strEmailAddress, $intAtSymbol + 1);
+$arrTempAddress[0] = preg_replace('/"[^"]+"/'
+,''
+,$arrEmailAddress[0]);
+$arrTempAddress[1] = $arrEmailAddress[1];
+$strTempAddress = $arrTempAddress[0] . $arrTempAddress[1];
+if (strrpos($strTempAddress, '@') !== false) {
+return false;
+}
+if (!$this->check_local_portion($arrEmailAddress[0])) {
+return false;
+}
+if (!$this->check_domain_portion($arrEmailAddress[1])) {
+return false;
+}
+return true;
+}
+function check_local_portion($strLocalPortion) {
+if (!$this->check_text_length($strLocalPortion, 1, 64)) {
+return false;
+}
+$arrLocalPortion = explode('.', $strLocalPortion);
+for ($i = 0, $max = sizeof($arrLocalPortion); $i < $max; $i++) {
+if (!preg_match('.^('
+. '([A-Za-z0-9!#$%&\'*+/=?^_`{|}~-]'
+. '[A-Za-z0-9!#$%&\'*+/=?^_`{|}~-]{0,63})'
+.'|'
+. '("[^\\\"]{0,62}")'
+.')$.'
+,$arrLocalPortion[$i])) {
+return false;
+}
+}
+return true;
+}
+function check_domain_portion($strDomainPortion) {
+if (!$this->check_text_length($strDomainPortion, 1, 255)) {
+return false;
+}
+if (preg_match('/^(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])'
+.'(\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])){3}$/'
+,$strDomainPortion) ||
+preg_match('/^\[(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])'
+.'(\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])){3}\]$/'
+,$strDomainPortion)) {
+return true;
+} else {
+$arrDomainPortion = explode('.', $strDomainPortion);
+if (sizeof($arrDomainPortion) < 2) {
+return false;
+}
+for ($i = 0, $max = sizeof($arrDomainPortion); $i < $max; $i++) {
+if (!$this->check_text_length($arrDomainPortion[$i], 1, 63)) {
+return false;
+}
+if (!preg_match('/^(([A-Za-z0-9][A-Za-z0-9-]{0,61}[A-Za-z0-9])|'
+.'([A-Za-z0-9]+))$/', $arrDomainPortion[$i])) {
+return false;
+}
+}
+}
+return true;
+}
+function check_text_length($strText, $intMinimum, $intMaximum) {
+$intTextLength = strlen($strText);
+if (($intTextLength < $intMinimum) || ($intTextLength > $intMaximum)) {
+return false;
+} else {
+return true;
+}
+}
+}
+
+class BBCode {
+var $tag_rules;
+var $defaults;
+var $current_class;
+var $root_class;
+var $lost_start_tags;
+var $start_tags;
+var $allow_ampersand;
+var $tag_marker;
+var $ignore_newlines;
+var $plain_mode;
+var $detect_urls;
+var $url_pattern;
+var $output_limit;
+var $text_length;
+var $was_limited;
+var $limit_tail;
+var $limit_precision;
+var $smiley_dir;
+var $smiley_url;
+var $smileys;
+var $smiley_regex;
+var $enable_smileys;
+var $wiki_url;
+var $local_img_dir;
+var $local_img_url;
+var $url_targetable;
+var $url_target;
+var $rule_html;
+var $pre_trim;
+var $post_trim;
+var $debug;
+
+
+/* ADDED */
+// singleton instance
+private static $instance;
+
+// private constructor function
+// to prevent external instantiation
+private function __construct()
+{
+	$this->defaults = new BBCodeLibrary;
+	$this->tag_rules = $this->defaults->default_tag_rules;
+	$this->smileys = $this->defaults->default_smileys;
+	$this->enable_smileys = true;
+	$this->smiley_regex = false;
+	$this->smiley_dir = $this->GetDefaultSmileyDir();
+	$this->smiley_url = $this->GetDefaultSmileyURL();
+	$this->wiki_url = $this->GetDefaultWikiURL();
+	$this->local_img_dir = $this->GetDefaultLocalImgDir();
+	$this->local_img_url = $this->GetDefaultLocalImgURL();
+	$this->rule_html = $this->GetDefaultRuleHTML();
+	$this->pre_trim = "";
+	$this->post_trim = "";
+	$this->root_class = 'block';
+	$this->lost_start_tags = Array();
+	$this->start_tags = Array();
+	$this->tag_marker = '[';
+	$this->allow_ampsersand = false;
+	$this->current_class = $this->root_class;
+	$this->debug = false;
+	$this->ignore_newlines = false;
+	$this->output_limit = 0;
+	$this->plain_mode = false;
+	$this->was_limited = false;
+	$this->limit_tail = "...";
+	$this->limit_precision = 0.15;
+	$this->detect_urls = false;
+	$this->url_pattern = '<a href="{$url/h}">{$text/h}</a>';
+	$this->url_targetable = false;
+	$this->url_target = false;
+}
+
+// getInstance method
+public static function getInstance()
+{
+    if(!self::$instance)
+    {
+      self::$instance = new self();
+    }
+
+    return self::$instance;
+}
+/* ADDED */
+
+
+function SetPreTrim($trim = "a") { $this->pre_trim = $trim; }
+function GetPreTrim() { return $this->pre_trim; }
+function SetPostTrim($trim = "a") { $this->post_trim = $trim; }
+function GetPostTrim() { return $this->post_trim; }
+function SetRoot($class = 'block') { $this->root_class = $class; }
+function SetRootInline() { $this->root_class = 'inline'; }
+function SetRootBlock() { $this->root_class = 'block'; }
+function GetRoot() { return $this->root_class; }
+function SetDebug($enable = true) { $this->debug = $enable; }
+function GetDebug() { return $this->debug; }
+function SetAllowAmpersand($enable = true) { $this->allow_ampersand = $enable; }
+function GetAllowAmpersand() { return $this->allow_ampersand; }
+function SetTagMarker($marker = '[') { $this->tag_marker = $marker; }
+function GetTagMarker() { return $this->tag_marker; }
+function SetIgnoreNewlines($ignore = true) { $this->ignore_newlines = $ignore; }
+function GetIgnoreNewlines() { return $this->ignore_newlines; }
+function SetLimit($limit = 0) { $this->output_limit = $limit; }
+function GetLimit() { return $this->output_limit; }
+function SetLimitTail($tail = "...") { $this->limit_tail = $tail; }
+function GetLimitTail() { return $this->limit_tail; }
+function SetLimitPrecision($prec = 0.15) { $this->limit_precision = $prec; }
+function GetLimitPrecision() { return $this->limit_precision; }
+function WasLimited() { return $this->was_limited; }
+function SetPlainMode($enable = true) { $this->plain_mode = $enable; }
+function GetPlainMode() { return $this->plain_mode; }
+function SetDetectURLs($enable = true) { $this->detect_urls = $enable; }
+function GetDetectURLs() { return $this->detect_urls; }
+function SetURLPattern($pattern) { $this->url_pattern = $pattern; }
+function GetURLPattern() { return $this->url_pattern; }
+function SetURLTargetable($enable) { $this->url_targetable = $enable; }
+function GetURLTargetable() { return $this->url_targetable; }
+function SetURLTarget($target) { $this->url_target = $target; }
+function GetURLTarget() { return $this->url_target; }
+function AddRule($name, $rule) { $this->tag_rules[$name] = $rule; }
+function RemoveRule($name) { unset($this->tag_rules[$name]); }
+function GetRule($name) { return isset($this->tag_rules[$name])
+? $this->tag_rules[$name] : false; }
+function ClearRules() { $this->tag_rules = Array(); }
+function GetDefaultRule($name) { return isset($this->defaults->default_tag_rules[$name])
+? $this->defaults->default_tag_rules[$name] : false; }
+function SetDefaultRule($name) { if (isset($this->defaults->default_tag_rules[$name]))
+$this->AddRule($name, $this->defaults->default_tag_rules[$name]);
+else $this->RemoveRule($name); }
+function GetDefaultRules() { return $this->defaults->default_tag_rules; }
+function SetDefaultRules() { $this->tag_rules = $this->defaults->default_tag_rules; }
+function SetWikiURL($url) { $this->wiki_url = $url; }
+function GetWikiURL($url) { return $this->wiki_url; }
+function GetDefaultWikiURL() { return '/?page='; }
+function SetLocalImgDir($path) { $this->local_img_dir = $path; }
+function GetLocalImgDir() { return $this->local_img_dir; }
+function GetDefaultLocalImgDir() { return "img"; }
+function SetLocalImgURL($path) { $this->local_img_url = $path; }
+function GetLocalImgURL() { return $this->local_img_url; }
+function GetDefaultLocalImgURL() { return "img"; }
+function SetRuleHTML($html) { $this->rule_html = $html; }
+function GetRuleHTML() { return $this->rule_html; }
+function GetDefaultRuleHTML() { return "\n<hr class=\"bbcode_rule\" />\n"; }
+function AddSmiley($code, $image) { $this->smileys[$code] = $image; $this->smiley_regex = false; }
+function RemoveSmiley($code) { unset($this->smileys[$code]); $this->smiley_regex = false; }
+function GetSmiley($code) { return isset($this->smileys[$code])
+? $this->smileys[$code] : false; }
+function ClearSmileys() { $this->smileys = Array(); $this->smiley_regex = false; }
+function GetDefaultSmiley($code) { return isset($this->defaults->default_smileys[$code])
+? $this->defaults->default_smileys[$code] : false; }
+function SetDefaultSmiley($code) { $this->smileys[$code] = @$this->defaults->default_smileys[$code];
+$this->smiley_regex = false; }
+function GetDefaultSmileys() { return $this->defaults->default_smileys; }
+function SetDefaultSmileys() { $this->smileys = $this->defaults->default_smileys;
+$this->smiley_regex = false; }
+function SetSmileyDir($path) { $this->smiley_dir = $path; }
+function GetSmileyDir() { return $this->smiley_dir; }
+function GetDefaultSmileyDir() { return "smileys"; }
+function SetSmileyURL($path) { $this->smiley_url = $path; }
+function GetSmileyURL() { return $this->smiley_url; }
+function GetDefaultSmileyURL() { return "smileys"; }
+function SetEnableSmileys($enable = true) { $this->enable_smileys = $enable; }
+function GetEnableSmileys() { return $this->enable_smileys; }
+function nl2br($string) {
+return preg_replace("/\\x0A|\\x0D|\\x0A\\x0D|\\x0D\\x0A/", "<br />\n", $string);
+}
+function UnHTMLEncode($string) {
+if (function_exists("html_entity_decode"))
+return html_entity_decode($string);
+$string = preg_replace('~&#x([0-9a-f]+);~ei', 'chr(hexdec("\\1"))', $string);
+$string = preg_replace('~&#([0-9]+);~e', 'chr("\\1")', $string);
+$trans_tbl = get_html_translation_table(HTML_ENTITIES);
+$trans_tbl = array_flip($trans_tbl);
+return strtr($string, $trans_tbl);
+}
+function Wikify($string) {
+return rawurlencode(str_replace(" ", "_",
+trim(preg_replace("/[!?;@#\$%\\^&*<>=+`~\\x00-\\x20_-]+/", " ", $string))));
+}
+function IsValidURL($string, $email_too = true) {
+if (preg_match("/^
+(?:https?|ftp):\\/\\/
+(?:
+(?:[a-zA-Z0-9](?:[a-zA-Z0-9-]*[a-zA-Z0-9])?\\.)+
+[a-zA-Z0-9]
+(?:[a-zA-Z0-9-]*[a-zA-Z0-9])?
+|
+\\[
+(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}
+(?:
+25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-zA-Z0-9-]*[a-zA-Z0-9]:
+(?:[\\x01-\\x08\\x0B\\x0C\\x0E-\\x1F\\x21-\\x5A\\x53-\\x7F]
+|\\\\[\\x01-\\x09\\x0B\\x0C\\x0E-\\x7F])+
+)
+\\]
+)
+(?::[0-9]{1,5})?
+(?:[\\/\\?\\#][^\\n\\r]*)?
+$/Dx", $string)) return true;
+if (preg_match("/^[^:]+([\\/\\\\?#][^\\r\\n]*)?$/D", $string))
+return true;
+if ($email_too)
+if (substr($string, 0, 7) == "mailto:")
+return $this->IsValidEmail(substr($string, 7));
+return false;
+}
+function IsValidEmail($string) {
+$validator = new BBCodeEmailAddressValidator;
+return $validator->check_email_address($string);
+/*
+return preg_match("/^
+(?:
+[a-z0-9\\!\\#\\\$\\%\\&\\'\\*\\+\\/=\\?\\^_`\\{\\|\\}~-]+
+(?:\.[a-z0-9\\!\\#\\\$\\%\\&\\'\\*\\+\\/=\\?\\^_`\\{\\|\\}~-]+)*
+|
+\"(?:[\\x01-\\x08\\x0B\\x0C\\x0E-\\x1F\\x21\\x23-\\x5B\\x5D-\\x7F]
+|\\\\[\\x01-\\x09\\x0B\\x0C\\x0E-\\x7F])*\"
+)
+@
+(?:
+(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+
+[a-z0-9]
+(?:[a-z0-9-]*[a-z0-9])?
+|
+\\[
+(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}
+(?:
+25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:
+(?:[\\x01-\\x08\\x0B\\x0C\\x0E-\\x1F\\x21-\\x5A\\x53-\\x7F]
+|\\\\[\\x01-\\x09\\x0B\\x0C\\x0E-\\x7F])+
+)
+\\]
+)
+$/Dx", $string);
+*/
+}
+function HTMLEncode($string) {
+if (!$this->allow_ampersand)
+return htmlspecialchars($string);
+else return str_replace(Array('<', '>', '"'),
+Array('&lt;', '&gt;', '&quot;'), $string);
+}
+function FixupOutput($string) {
+if (!$this->detect_urls) {
+$output = $this->Internal_ProcessSmileys($string);
+}
+else {
+$chunks = $this->Internal_AutoDetectURLs($string);
+$output = Array();
+if (count($chunks)) {
+$is_a_url = false;
+foreach ($chunks as $index => $chunk) {
+if (!$is_a_url) {
+$chunk = $this->Internal_ProcessSmileys($chunk);
+}
+$output[] = $chunk;
+$is_a_url = !$is_a_url;
+}
+}
+$output = implode("", $output);
+}
+return $output;
+}
+function Internal_ProcessSmileys($string) {
+if (!$this->enable_smileys || $this->plain_mode) {
+$output = $this->HTMLEncode($string);
+}
+else {
+if ($this->smiley_regex === false) {
+$this->Internal_RebuildSmileys();
+}
+$tokens = preg_split($this->smiley_regex, $string, -1, PREG_SPLIT_DELIM_CAPTURE);
+if (count($tokens) <= 1) {
+$output = $this->HTMLEncode($string);
+}
+else {
+$output = "";
+$is_a_smiley = false;
+foreach ($tokens as $token) {
+if (!$is_a_smiley) {
+$output .= $this->HTMLEncode($token);
+}
+else {
+if (isset($this->smiley_info[$token])) {
+$info = $this->smiley_info[$token];
+}
+else {
+$info = @getimagesize($this->smiley_dir . '/' . $this->smileys[$token]);
+$this->smiley_info[$token] = $info;
+}
+$alt = htmlspecialchars($token);
+$output .= "<img src=\"" . htmlspecialchars($this->smiley_url . '/' . $this->smileys[$token])
+. "\" width=\"{$info[0]}\" height=\"{$info[1]}\""
+. " alt=\"$alt\" title=\"$alt\" class=\"bbcode_smiley\" />";
+}
+$is_a_smiley = !$is_a_smiley;
+}
+}
+}
+return $output;
+}
+function Internal_RebuildSmileys() {
+$regex = Array("/(?<![\\w])(");
+$first = true;
+foreach ($this->smileys as $code => $filename) {
+if (!$first) $regex[] = "|";
+$regex[] = preg_quote("$code", '/');
+$first = false;
+}
+$regex[] = ")(?![\\w])/";
+$this->smiley_regex = implode("", $regex);
+}
+function Internal_AutoDetectURLs($string) {
+$output = preg_split("/( (?:
+(?:https?|ftp) : \\/*
+(?:
+(?: (?: [a-zA-Z0-9-]{2,} \\. )+
+(?: arpa | com | org | net | edu | gov | mil | int | [a-z]{2}
+| aero | biz | coop | info | museum | name | pro
+| example | invalid | localhost | test | local | onion | swift ) )
+| (?: [0-9]{1,3} \\. [0-9]{1,3} \\. [0-9]{1,3} \\. [0-9]{1,3} )
+| (?: [0-9A-Fa-f:]+ : [0-9A-Fa-f]{1,4} )
+)
+(?: : [0-9]+ )?
+(?! [a-zA-Z0-9.:-] )
+(?:
+\\/
+[^&?#\\(\\)\\[\\]\\{\\}<>\\'\\\"\\x00-\\x20\\x7F-\\xFF]*
+)?
+(?:
+[?#]
+[^\\(\\)\\[\\]\\{\\}<>\\'\\\"\\x00-\\x20\\x7F-\\xFF]+
+)?
+) | (?:
+(?:
+(?: (?: [a-zA-Z0-9-]{2,} \\. )+
+(?: arpa | com | org | net | edu | gov | mil | int | [a-z]{2}
+| aero | biz | coop | info | museum | name | pro
+| example | invalid | localhost | test | local | onion | swift ) )
+| (?: [0-9]{1,3} \\. [0-9]{1,3} \\. [0-9]{1,3} \\. [0-9]{1,3} )
+)
+(?: : [0-9]+ )?
+(?! [a-zA-Z0-9.:-] )
+(?:
+\\/
+[^&?#\\(\\)\\[\\]\\{\\}<>\\'\\\"\\x00-\\x20\\x7F-\\xFF]*
+)?
+(?:
+[?#]
+[^\\(\\)\\[\\]\\{\\}<>\\'\\\"\\x00-\\x20\\x7F-\\xFF]+
+)?
+) | (?:
+[a-zA-Z0-9._-]{2,} @
+(?:
+(?: (?: [a-zA-Z0-9-]{2,} \\. )+
+(?: arpa | com | org | net | edu | gov | mil | int | [a-z]{2}
+| aero | biz | coop | info | museum | name | pro
+| example | invalid | localhost | test | local | onion | swift ) )
+| (?: [0-9]{1,3} \\. [0-9]{1,3} \\. [0-9]{1,3} \\. [0-9]{1,3} )
+)
+) )/Dx", $string, -1, PREG_SPLIT_DELIM_CAPTURE);
+if (count($output) > 1) {
+$is_a_url = false;
+foreach ($output as $index => $token) {
+if ($is_a_url) {
+if (preg_match("/^[a-zA-Z0-9._-]{2,}@/", $token)) {
+$url = "mailto:" . $token;
+}
+else if (preg_match("/^(https?:|ftp:)\\/*([^\\/&?#]+)\\/*(.*)\$/", $token, $matches)) {
+$url = $matches[1] . '/' . '/' . $matches[2] . "/" . $matches[3];
+}
+else {
+preg_match("/^([^\\/&?#]+)\\/*(.*)\$/", $token, $matches);
+$url = "http:/" . "/" . $matches[1] . "/" . $matches[2];
+}
+$params = @parse_url($url);
+if (!is_array($params)) $params = Array();
+$params['url'] = $url;
+$params['link'] = $url;
+$params['text'] = $token;
+$output[$index] = $this->FillTemplate($this->url_pattern, $params);
+}
+$is_a_url = !$is_a_url;
+}
+}
+return $output;
+}
+function FillTemplate($template, $insert_array, $default_array = Array()) {
+$pieces = preg_split('/(\{\$[a-zA-Z0-9_.:\/-]+\})/', $template,
+-1, PREG_SPLIT_DELIM_CAPTURE);
+if (count($pieces) <= 1)
+return $template;
+$result = Array();
+$is_an_insert = false;
+foreach ($pieces as $piece) {
+if (!$is_an_insert) {
+$result[] = $piece;
+}
+else if (!preg_match('/\{\$([a-zA-Z0-9_:-]+)((?:\\.[a-zA-Z0-9_:-]+)*)(?:\/([a-zA-Z0-9_:-]+))?\}/', $piece, $matches)) {
+$result[] = $piece;
+}
+else {
+if (isset($insert_array[$matches[1]]))
+$value = @$insert_array[$matches[1]];
+else $value = @$default_array[$matches[1]];
+if (strlen(@$matches[2])) {
+foreach (split(".", substr($matches[2], 1)) as $index) {
+if (is_array($value))
+$value = @$value[$index];
+else if (is_object($value)) {
+$value = (array)$value;
+$value = @$value[$index];
+}
+else $value = "";
+}
+}
+switch (gettype($value)) {
+case 'boolean': $value = $value ? "true" : "false"; break;
+case 'integer': $value = (string)$value; break;
+case 'double': $value = (string)$value; break;
+case 'string': break;
+default: $value = ""; break;
+}
+if (strlen(@$matches[3]))
+$flags = array_flip(str_split($matches[3]));
+else $flags = Array();
+if (!isset($flags['v'])) {
+if (isset($flags['w']))
+$value = preg_replace("/[\\x00-\\x09\\x0B-\x0C\x0E-\\x20]+/", " ", $value);
+if (isset($flags['t'])) $value = trim($value);
+if (isset($flags['b'])) $value = basename($value);
+if (isset($flags['e'])) $value = $this->HTMLEncode($value);
+else if (isset($flags['k'])) $value = $this->Wikify($value);
+else if (isset($flags['h'])) $value = htmlspecialchars($value);
+else if (isset($flags['u'])) $value = urlencode($value);
+if (isset($flags['n'])) $value = $this->nl2br($value);
+}
+$result[] = $value;
+}
+$is_an_insert = !$is_an_insert;
+}
+return implode("", $result);
+}
+function Internal_CollectText($array, $start = 0) {
+ob_start();
+for ($start = intval($start), $end = count($array); $start < $end; $start++)
+print $array[$start][BBCODE_STACK_TEXT];
+$output = ob_get_contents();
+ob_end_clean();
+return $output;
+}
+function Internal_CollectTextReverse($array, $start = 0, $end = 0) {
+ob_start();
+for ($start = intval($start); $start >= $end; $start--)
+print $array[$start][BBCODE_STACK_TEXT];
+$output = ob_get_contents();
+ob_end_clean();
+return $output;
+}
+function Internal_GenerateOutput($pos) {
+$output = Array();
+while (count($this->stack) > $pos) {
+$token = array_pop($this->stack);
+if ($token[BBCODE_STACK_TOKEN] != BBCODE_TAG) {
+$output[] = $token;
+}
+else {
+$name = @$token[BBCODE_STACK_TAG]['_name'];
+$rule = @$this->tag_rules[$name];
+$end_tag = @$rule['end_tag'];
+if (!isset($rule['end_tag'])) $end_tag = BBCODE_REQUIRED;
+else $end_tag = $rule['end_tag'];
+array_pop($this->start_tags[$name]);
+if ($end_tag == BBCODE_PROHIBIT) {
+$output[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_TEXT => $token[BBCODE_STACK_TEXT],
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+else {
+if ($end_tag == BBCODE_REQUIRED)
+@$this->lost_start_tags[$name] += 1;
+$end = $this->Internal_CleanupWSByIteratingPointer(@$rule['before_endtag'], 0, $output);
+$this->Internal_CleanupWSByPoppingStack(@$rule['after_tag'], $output);
+$tag_body = $this->Internal_CollectTextReverse($output, count($output)-1, $end);
+$this->Internal_CleanupWSByPoppingStack(@$rule['before_tag'], $this->stack);
+$this->Internal_UpdateParamsForMissingEndTag(@$token[BBCODE_STACK_TAG]);
+$tag_output = $this->DoTag(BBCODE_OUTPUT, $name,
+@$token[BBCODE_STACK_TAG]['_default'], @$token[BBCODE_STACK_TAG], $tag_body);
+$output = Array(Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_TEXT => $tag_output,
+BBCODE_STACK_CLASS => $this->current_class
+));
+}
+}
+}
+$this->Internal_ComputeCurrentClass();
+return $output;
+}
+function Internal_RewindToClass($class_list) {
+$pos = count($this->stack) - 1;
+while ($pos >= 0 && !in_array($this->stack[$pos][BBCODE_STACK_CLASS], $class_list))
+$pos--;
+if ($pos < 0) {
+if (!in_array($this->root_class, $class_list))
+return false;
+}
+$output = $this->Internal_GenerateOutput($pos+1);
+while (count($output)) {
+$token = array_pop($output);
+$token[BBCODE_STACK_CLASS] = $this->current_class;
+$this->stack[] = $token;
+}
+return true;
+}
+function Internal_FinishTag($tag_name) {
+if (strlen($tag_name) <= 0)
+return false;
+if (isset($this->start_tags[$tag_name])
+&& count($this->start_tags[$tag_name]))
+$pos = array_pop($this->start_tags[$tag_name]);
+else $pos = -1;
+if ($pos < 0) return false;
+$newpos = $this->Internal_CleanupWSByIteratingPointer(@$this->tag_rules[$tag_name]['after_tag'],
+$pos+1, $this->stack);
+$delta = $newpos - ($pos+1);
+$output = $this->Internal_GenerateOutput($newpos);
+$newend = $this->Internal_CleanupWSByIteratingPointer(@$this->tag_rules[$tag_name]['before_endtag'],
+0, $output);
+$output = $this->Internal_CollectTextReverse($output, count($output) - 1, $newend);
+while ($delta-- > 0)
+array_pop($this->stack);
+$this->Internal_ComputeCurrentClass();
+return $output;
+}
+function Internal_ComputeCurrentClass() {
+if (count($this->stack) > 0)
+$this->current_class = $this->stack[count($this->stack)-1][BBCODE_STACK_CLASS];
+else $this->current_class = $this->root_class;
+}
+function Internal_DumpStack($array = false, $raw = false) {
+if (!$raw) $string = "<span style='color: #00C;'>";
+else $string = "";
+if ($array === false)
+$array = $this->stack;
+foreach ($array as $item) {
+switch (@$item[BBCODE_STACK_TOKEN]) {
+case BBCODE_TEXT:
+$string .= "\"" . htmlspecialchars(@$item[BBCODE_STACK_TEXT]) . "\" ";
+break;
+case BBCODE_WS:
+$string .= "WS ";
+break;
+case BBCODE_NL:
+$string .= "NL ";
+break;
+case BBCODE_TAG:
+$string .= "[" . htmlspecialchars(@$item[BBCODE_STACK_TAG]['_name']) . "] ";
+break;
+default:
+$string .= "unknown ";
+break;
+}
+}
+if (!$raw) $string .= "</span>";
+return $string;
+}
+function Internal_CleanupWSByPoppingStack($pattern, &$array) {
+if (strlen($pattern) <= 0) return;
+$oldlen = count($array);
+foreach (str_split($pattern) as $char) {
+switch ($char) {
+case 's':
+while (count($array) > 0 && $array[count($array)-1][BBCODE_STACK_TOKEN] == BBCODE_WS)
+array_pop($array);
+break;
+case 'n':
+if (count($array) > 0 && $array[count($array)-1][BBCODE_STACK_TOKEN] == BBCODE_NL)
+array_pop($array);
+break;
+case 'a':
+while (count($array) > 0
+&& (($token = $array[count($array)-1][BBCODE_STACK_TOKEN]) == BBCODE_WS
+|| $token == BBCODE_NL))
+array_pop($array);
+break;
+}
+}
+if (count($array) != $oldlen) {
+$this->Internal_ComputeCurrentClass();
+}
+}
+function Internal_CleanupWSByEatingInput($pattern) {
+if (strlen($pattern) <= 0) return;
+foreach (str_split($pattern) as $char) {
+switch ($char) {
+case 's':
+$token_type = $this->lexer->NextToken();
+while ($token_type == BBCODE_WS) {
+$token_type = $this->lexer->NextToken();
+}
+$this->lexer->UngetToken();
+break;
+case 'n':
+$token_type = $this->lexer->NextToken();
+if ($token_type != BBCODE_NL)
+$this->lexer->UngetToken();
+break;
+case 'a':
+$token_type = $this->lexer->NextToken();
+while ($token_type == BBCODE_WS || $token_type == BBCODE_NL) {
+$token_type = $this->lexer->NextToken();
+}
+$this->lexer->UngetToken();
+break;
+}
+}
+}
+function Internal_CleanupWSByIteratingPointer($pattern, $pos, $array) {
+if (strlen($pattern) <= 0) return $pos;
+foreach (str_split($pattern) as $char) {
+switch ($char) {
+case 's':
+while ($pos < count($array) && $array[$pos][BBCODE_STACK_TOKEN] == BBCODE_WS)
+$pos++;
+break;
+case 'n':
+if ($pos < count($array) && $array[$pos][BBCODE_STACK_TOKEN] == BBCODE_NL)
+$pos++;
+break;
+case 'a':
+while ($pos < count($array)
+&& (($token = $array[$pos][BBCODE_STACK_TOKEN]) == BBCODE_WS || $token == BBCODE_NL))
+$pos++;
+break;
+}
+}
+return $pos;
+}
+function Internal_LimitText($string, $limit) {
+$chunks = preg_split("/([\\x00-\\x20]+)/", $string, -1, PREG_SPLIT_DELIM_CAPTURE);
+$output = "";
+foreach ($chunks as $chunk) {
+if (strlen($output) + strlen($chunk) > $limit)
+break;
+$output .= $chunk;
+}
+$output = rtrim($output);
+return $output;
+}
+function Internal_DoLimit() {
+$this->Internal_CleanupWSByPoppingStack("a", $this->stack);
+if (strlen($this->limit_tail) > 0) {
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->limit_tail,
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+$this->was_limited = true;
+}
+function DoTag($action, $tag_name, $default_value, $params, $contents) {
+$tag_rule = @$this->tag_rules[$tag_name];
+switch ($action) {
+case BBCODE_CHECK:
+if (isset($tag_rule['allow'])) {
+foreach ($tag_rule['allow'] as $param => $pattern) {
+if ($param == '_content') $value = $contents;
+else if ($param == '_defaultcontent') {
+if (strlen($default_value))
+$value = $default_value;
+else $value = $contents;
+}
+else {
+if (isset($params[$param]))
+$value = $params[$param];
+else $value = @$tag_rule['default'][$param];
+}
+if (!preg_match($pattern, $value)) {
+return false;
+}
+}
+return true;
+}
+switch (@$tag_rule['mode']) {
+default:
+case BBCODE_MODE_SIMPLE:
+$result = true;
+break;
+case BBCODE_MODE_ENHANCED:
+$result = true;
+break;
+case BBCODE_MODE_INTERNAL:
+$result = @call_user_func(Array($this, @$tag_rule['method']), BBCODE_CHECK,
+$tag_name, $default_value, $params, $contents);
+break;
+case BBCODE_MODE_LIBRARY:
+$result = @call_user_func(Array($this->defaults, @$tag_rule['method']), $this, BBCODE_CHECK,
+$tag_name, $default_value, $params, $contents);
+break;
+case BBCODE_MODE_CALLBACK:
+$result = @call_user_func(@$tag_rule['method'], $this, BBCODE_CHECK,
+$tag_name, $default_value, $params, $contents);
+break;
+}
+return $result;
+case BBCODE_OUTPUT:
+if ($this->plain_mode) {
+if (!isset($tag_rule['plain_content']))
+$plain_content = Array('_content');
+else $plain_content = $tag_rule['plain_content'];
+$result = $possible_content = "";
+foreach ($plain_content as $possible_content) {
+if ($possible_content == '_content'
+&& strlen($contents) > 0) {
+$result = $contents;
+break;
+}
+if (isset($params[$possible_content])
+&& strlen($params[$possible_content]) > 0) {
+$result = htmlspecialchars($params[$possible_content]);
+break;
+}
+}
+$start = @$tag_rule['plain_start'];
+$end = @$tag_rule['plain_end'];
+if (isset($tag_rule['plain_link'])) {
+$link = $possible_content = "";
+foreach ($tag_rule['plain_link'] as $possible_content) {
+if ($possible_content == '_content'
+&& strlen($contents) > 0) {
+$link = $this->UnHTMLEncode(strip_tags($contents));
+break;
+}
+if (isset($params[$possible_content])
+&& strlen($params[$possible_content]) > 0) {
+$link = $params[$possible_content];
+break;
+}
+}
+$params = @parse_url($link);
+if (!is_array($params)) $params = Array();
+$params['link'] = $link;
+$params['url'] = $link;
+$start = $this->FillTemplate($start, $params);
+$end = $this->FillTemplate($end, $params);
+}
+return $start . $result . $end;
+}
+switch (@$tag_rule['mode']) {
+default:
+case BBCODE_MODE_SIMPLE:
+$result = @$tag_rule['simple_start'] . $contents . @$tag_rule['simple_end'];
+break;
+case BBCODE_MODE_ENHANCED:
+$result = $this->Internal_DoEnhancedTag($tag_rule, $params, $contents);
+break;
+case BBCODE_MODE_INTERNAL:
+$result = @call_user_func(Array($this, @$tag_rule['method']), BBCODE_OUTPUT,
+$tag_name, $default_value, $params, $contents);
+break;
+case BBCODE_MODE_LIBRARY:
+$result = @call_user_func(Array($this->defaults, @$tag_rule['method']), $this, BBCODE_OUTPUT,
+$tag_name, $default_value, $params, $contents);
+break;
+case BBCODE_MODE_CALLBACK:
+$result = @call_user_func(@$tag_rule['method'], $this, BBCODE_OUTPUT,
+$tag_name, $default_value, $params, $contents);
+break;
+}
+return $result;
+default:
+return false;
+}
+}
+function Internal_DoEnhancedTag($tag_rule, $params, $contents) {
+$params['_content'] = $contents;
+$params['_defaultcontent'] = strlen(@$params['_default']) ? $params['_default'] : $contents;
+return $this->FillTemplate(@$tag_rule['template'], $params, @$tag_rule['default']);
+}
+function Internal_UpdateParamsForMissingEndTag(&$params) {
+switch ($this->tag_marker) {
+case '[': $tail_marker = ']'; break;
+case '<': $tail_marker = '>'; break;
+case '{': $tail_marker = '}'; break;
+case '(': $tail_marker = ')'; break;
+default: $tail_marker = $this->tag_marker; break;
+}
+$params['_endtag'] = $this->tag_marker . '/' . $params['_name'] . $tail_marker;
+}
+function Internal_ProcessIsolatedTag($tag_name, $tag_params, $tag_rule) {
+if (!$this->DoTag(BBCODE_CHECK, $tag_name, @$tag_params['_default'], $tag_params, "")) {
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->FixupOutput($this->lexer->text),
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+return;
+}
+$this->Internal_CleanupWSByPoppingStack(@$tag_rule['before_tag'], $this->stack);
+$output = $this->DoTag(BBCODE_OUTPUT, $tag_name, @$tag_params['_default'], $tag_params, "");
+$this->Internal_CleanupWSByEatingInput(@$tag_rule['after_tag']);
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $output,
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+function Internal_ProcessVerbatimTag($tag_name, $tag_params, $tag_rule) {
+$state = $this->lexer->SaveState();
+$end_tag = $this->lexer->tagmarker . "/" . $tag_name . $this->lexer->end_tagmarker;
+$start = count($this->stack);
+$this->lexer->verbatim = true;
+while (($token_type = $this->lexer->NextToken()) != BBCODE_EOI) {
+if ($this->lexer->text == $end_tag) {
+$end_tag_params = $this->lexer->tag;
+break;
+}
+if ($this->output_limit > 0
+&& $this->text_length + strlen($this->lexer->text) >= $this->output_limit) {
+$text = $this->Internal_LimitText($this->lexer->text,
+$this->output_limit - $this->text_length);
+if (strlen($text) > 0) {
+$this->text_length += strlen($text);
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->FixupOutput($text),
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+$this->Internal_DoLimit();
+break;
+}
+$this->text_length += strlen($this->lexer->text);
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => $token_type,
+BBCODE_STACK_TEXT => htmlspecialchars($this->lexer->text),
+BBCODE_STACK_TAG => $this->lexer->tag,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+$this->lexer->verbatim = false;
+if ($token_type == BBCODE_EOI) {
+$this->lexer->RestoreState($state);
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->FixupOutput($this->lexer->text),
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+return;
+}
+$newstart = $this->Internal_CleanupWSByIteratingPointer(@$tag_rule['after_tag'], $start, $this->stack);
+$this->Internal_CleanupWSByPoppingStack(@$tag_rule['before_endtag'], $this->stack);
+$this->Internal_CleanupWSByEatingInput(@$tag_rule['after_endtag']);
+$content = $this->Internal_CollectText($this->stack, $newstart);
+array_splice($this->stack, $start);
+$this->Internal_ComputeCurrentClass();
+$this->Internal_CleanupWSByPoppingStack(@$tag_rule['before_tag'], $this->stack);
+$tag_params['_endtag'] = $end_tag_params['_tag'];
+$tag_params['_hasend'] = true;
+$output = $this->DoTag(BBCODE_OUTPUT, $tag_name,
+@$tag_params['_default'], $tag_params, $content);
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $output,
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+function Internal_ParseStartTagToken() {
+$tag_params = $this->lexer->tag;
+$tag_name = @$tag_params['_name'];
+if (!isset($this->tag_rules[$tag_name])) {
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->FixupOutput($this->lexer->text),
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+return;
+}
+$tag_rule = $this->tag_rules[$tag_name];
+$allow_in = is_array($tag_rule['allow_in'])
+? $tag_rule['allow_in'] : Array($this->root_class);
+if (!in_array($this->current_class, $allow_in)) {
+if (!$this->Internal_RewindToClass($allow_in)) {
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->FixupOutput($this->lexer->text),
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+return;
+}
+}
+$end_tag = isset($tag_rule['end_tag']) ? $tag_rule['end_tag'] : BBCODE_REQUIRED;
+if ($end_tag == BBCODE_PROHIBIT) {
+$this->Internal_ProcessIsolatedTag($tag_name, $tag_params, $tag_rule);
+return;
+}
+if (!$this->DoTag(BBCODE_CHECK, $tag_name, @$tag_params['_default'], $tag_params, "")) {
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->FixupOutput($this->lexer->text),
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+return;
+}
+if (@$tag_rule['content'] == BBCODE_VERBATIM) {
+$this->Internal_ProcessVerbatimTag($tag_name, $tag_params, $tag_rule);
+return;
+}
+if (isset($tag_rule['class']))
+$newclass = $tag_rule['class'];
+else $newclass = $this->root_class;
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => $this->lexer->token,
+BBCODE_STACK_TEXT => $this->FixupOutput($this->lexer->text),
+BBCODE_STACK_TAG => $this->lexer->tag,
+BBCODE_STACK_CLASS => ($this->current_class = $newclass),
+);
+if (!isset($this->start_tags[$tag_name]))
+$this->start_tags[$tag_name] = Array(count($this->stack)-1);
+else $this->start_tags[$tag_name][] = count($this->stack)-1;
+}
+function Internal_ParseEndTagToken() {
+$tag_params = $this->lexer->tag;
+$tag_name = @$tag_params['_name'];
+$contents = $this->Internal_FinishTag($tag_name);
+if ($contents === false) {
+if (@$this->lost_start_tags[$tag_name] > 0) {
+$this->lost_start_tags[$tag_name]--;
+}
+else {
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->FixupOutput($this->lexer->text),
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+return;
+}
+$start_tag_node = array_pop($this->stack);
+$start_tag_params = $start_tag_node[BBCODE_STACK_TAG];
+$this->Internal_ComputeCurrentClass();
+$this->Internal_CleanupWSByPoppingStack(@$this->tag_rules[$tag_name]['before_tag'], $this->stack);
+$start_tag_params['_endtag'] = $tag_params['_tag'];
+$start_tag_params['_hasend'] = true;
+$output = $this->DoTag(BBCODE_OUTPUT, $tag_name, @$start_tag_params['_default'],
+$start_tag_params, $contents);
+$this->Internal_CleanupWSByEatingInput(@$this->tag_rules[$tag_name]['after_endtag']);
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $output,
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+function Parse($string) {
+$this->lexer = new BBCodeLexer($string, $this->tag_marker);
+$this->lexer->debug = $this->debug;
+$old_output_limit = $this->output_limit;
+if ($this->output_limit > 0) {
+if (strlen($string) < $this->output_limit) {
+$this->output_limit = 0;
+}
+else if ($this->limit_precision > 0) {
+$guess_length = $this->lexer->GuessTextLength();
+if ($guess_length < $this->output_limit * ($this->limit_precision + 1.0)) {
+$this->output_limit = 0;
+}
+else {
+}
+}
+}
+$this->stack = Array();
+$this->start_tags = Array();
+$this->lost_start_tags = Array();
+$this->text_length = 0;
+$this->was_limited = false;
+if (strlen($this->pre_trim) > 0)
+$this->Internal_CleanupWSByEatingInput($this->pre_trim);
+$newline = $this->plain_mode ? "\n" : "<br />\n";
+while (true) {
+if (($token_type = $this->lexer->NextToken()) == BBCODE_EOI) {
+break;
+}
+switch ($token_type) {
+case BBCODE_TEXT:
+if ($this->output_limit > 0
+&& $this->text_length + strlen($this->lexer->text) >= $this->output_limit) {
+$text = $this->Internal_LimitText($this->lexer->text,
+$this->output_limit - $this->text_length);
+if (strlen($text) > 0) {
+$this->text_length += strlen($text);
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->FixupOutput($text),
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+$this->Internal_DoLimit();
+break 2;
+}
+$this->text_length += strlen($this->lexer->text);
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_TEXT,
+BBCODE_STACK_TEXT => $this->FixupOutput($this->lexer->text),
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+break;
+case BBCODE_WS:
+if ($this->output_limit > 0
+&& $this->text_length + strlen($this->lexer->text) >= $this->output_limit) {
+$this->Internal_DoLimit();
+break 2;
+}
+$this->text_length += strlen($this->lexer->text);
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_WS,
+BBCODE_STACK_TEXT => $this->lexer->text,
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+break;
+case BBCODE_NL:
+if ($this->ignore_newlines) {
+if ($this->output_limit > 0
+&& $this->text_length + 1 >= $this->output_limit) {
+$this->Internal_DoLimit();
+break 2;
+}
+$this->text_length += 1;
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_WS,
+BBCODE_STACK_TEXT => "\n",
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+}
+else {
+$this->Internal_CleanupWSByPoppingStack("s", $this->stack);
+if ($this->output_limit > 0
+&& $this->text_length + 1 >= $this->output_limit) {
+$this->Internal_DoLimit();
+break 2;
+}
+$this->text_length += 1;
+$this->stack[] = Array(
+BBCODE_STACK_TOKEN => BBCODE_NL,
+BBCODE_STACK_TEXT => $newline,
+BBCODE_STACK_TAG => false,
+BBCODE_STACK_CLASS => $this->current_class,
+);
+$this->Internal_CleanupWSByEatingInput("s");
+}
+break;
+case BBCODE_TAG:
+$this->Internal_ParseStartTagToken();
+break;
+case BBCODE_ENDTAG:
+$this->Internal_ParseEndTagToken();
+break;
+default:
+break;
+}
+}
+if (strlen($this->post_trim) > 0)
+$this->Internal_CleanupWSByPoppingStack($this->post_trim, $this->stack);
+$result = $this->Internal_GenerateOutput(0);
+$result = $this->Internal_CollectTextReverse($result, count($result) - 1);
+$this->output_limit = $old_output_limit;
+if ($this->plain_mode) {
+$result = preg_replace("/[\\x00-\\x09\\x0B-\\x20]+/", " ", $result);
+$result = preg_replace("/(?:[\\x20]*\\n){2,}[\\x20]*/", "\n\n", $result);
+$result = trim($result);
+}
+return $result;
+}
+}
+