+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ * mssql.php

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ ***************************************************************************/

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ ***************************************************************************/

+if(!defined("SQL_LAYER")){

+

+define("SQL_LAYER","mssql");

+

+class sql_db {

+

+ var $db_connect_id;

+ var $query_result;

+ var $row;

+

+ //

+ // Constructor

+ //

+ function sql_db($sqlserver, $sqluser, $sqlpassword, $database, $persistency=false){

+

+ $this->persistency = $persistency;

+ $this->user = $sqluser;

+ $this->password = $sqlpassword;

+ $this->host = $sqlserver;

+ $this->dbname = $database;

+

+ if($this->persistency){

+ $this->db_connect_id = @mssql_pconnect($this->server,$this->user,$this->password);

+ } else {

+ $this->db_connect_id = @mssql_connect($this->server,$this->user,$this->password);

+ }

+ if($this->db_connect_id){

+ if($this->dbname != ""){

+ $dbselect = @mssql_select_db($this->dbname);

+ if(!$dbselect){

+ @mssql_close($this->db_connect_id);

+ $this->db_connect_id = $dbselect;

+ }

+ }

+ }

+ return $this->db_connect_id;

+ }

+ //

+ // Other base methods

+ //

+ function sql_setdb($database){

+ $this->dbname = $database;

+ $dbselect = @mssql_select_db($this->dbname);

+ if(!$dbselect){

+ sql_close();

+ $this->db_connect_id = $dbselect;

+ }

+ return $this->db_connect_id;

+ }

+ function sql_close(){

+ if($this->db_connect_id){

+ if($this->query_result){

+ @mssql_free_result($this->query_result);

+ }

+ $result = @mssql_close($this->db_connect_id);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+

+

+ //

+ // Query method

+ //

+ function sql_query($query=""){

+ // Remove any pre-existing queries

+ unset($this->query_result);

+ unset($this->row);

+ if($query != ""){

+ // Does query contain any LIMIT code?

+ // If so pull out relevant start and num_results

+ // This isn't terribly easy with MSSQL, the best way is

+ // to use a temporary table.

+ if(eregi("LIMIT ",$query){

+ eregi("LIMIT ([0-9]+)[, ]+([0-9]+)", $query, $limits);

+ $row_offset = $limits[1];

+ if($limits[2])

+ $num_rows = $limits[2];

+ } else {

+ $this->query_result = @mssql_query($query, $this->db_connect_id);

+ }

+ return $this->query_result;

+ } else {

+ return 0;

+ }

+ }

+ //

+ // Other query methods

+ //

+ function sql_numrows(){

+ if($this->query_result){

+ $result = @mssql_num_rows($this->query_result);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_numfields(){

+ if($this->query_result){

+ $result = @mssql_num_fields($this->query_result);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fieldname($offset){

+ if($this->query_result){

+ $result = @mssql_field_name($this->query_result, $offset);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fieldtype($offset){

+ if($this->query_result){

+ $result = @mssql_field_type($this->query_result, $offset);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fetchrow(){

+ if($this->query_result){

+ $this->row = @mssql_fetch_array($this->query_result);

+ return $this->row;

+ } else {

+ return false;

+ }

+ }

+ function sql_fetchrowset(){

+ if($this->query_result){

+ empty($this->rowset);

+ while($this->rowset = @mssql_fetch_array($this->query_result)){

+ $result[] = $this->rowset;

+ }

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fetchfield($field, $row=-1) {

+ if($this->query_result){

+ if($row != -1){

+ $result=@mssql_result($this->query_result, $row, $field);

+ } else {

+ if(empty($this->row))

+ $this->row = @mssql_fetch_array($this->query_result);

+ $result = $this->row[$field];

+ }

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_rowseek($offset){

+ if($this->query_result){

+ $result = @mssql_data_seek($this->query_result, $rownum);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_nextid(){

+ if($this->query_result){

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_freeresult(){

+ if($this->query_result){

+ @mssql_free_result($this->query_result);

+ return;

+ } else {

+ return false;

+ }

+ }

+ function sql_error(){

+ $result[message] = @mssql_get_last_message();

+ return $result;

+ }

+

+} // class sql_db

+

+} // if ... define

+

+?>

+<?php

+/***************************************************************************

+ * mysql.php

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ ***************************************************************************/

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ ***************************************************************************/

+

+if(!defined("SQL_LAYER")){

+

+define("SQL_LAYER","mysql");

+

+class sql_db {

+

+ var $db_connect_id;

+ var $query_result;

+ var $row;

+

+ //

+ // Constructor

+ //

+ function sql_db($sqlserver, $sqluser, $sqlpassword, $database, $persistency=true){

+

+ $this->persistency = $persistency;

+ $this->user = $sqluser;

+ $this->password = $sqlpassword;

+ $this->host = $sqlserver;

+

+ if($this->persistency){

+ $this->db_connect_id = @mysql_pconnect($this->server, $this->user, $this->password);

+ } else {

+ $this->db_connect_id = @mysql_connect($this->server, $this->user, $this->password);

+ }

+ if($this->db_connect_id){

+ if($database != ""){

+ $this->dbname = $database;

+ $dbselect = @mysql_select_db($this->dbname);

+ if(!$dbselect){

+ mysql_close($this->db_connect_id);

+ $this->db_connect_id = $dbselect;

+ }

+ }

+ }

+ return $this->db_connect_id;

+ }

+ //

+ // Other base methods

+ //

+ function sql_setdb($database){

+ if($database != ""){

+ $this->dbname = $database;

+ $dbselect = @mysql_select_db($this->dbname);

+ if(!$dbselect){

+ sql_close();

+ $this->db_connect_id = $dbselect;

+ }

+ return $this->db_connect_id;

+ } else {

+ return false;

+ }

+ }

+ function sql_close(){

+ if($this->db_connect_id){

+ if($this->query_result){

+ @mysql_free_result($this->query_result);

+ }

+ $result = @mysql_close($this->db_connect_id);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+

+ //

+ // Base query method

+ //

+ function sql_query($query=""){

+ // Remove any pre-existing queries

+ unset($this->query_result);

+ if($query != ""){

+ $this->query_result = @mysql_query($query, $this->db_connect_id);

+ }

+ if($this->query_result){

+ unset($this->row[$this->query_result]);

+ unset($this->rowset[$this->query_result]);

+ return $this->query_result;

+ } else {

+ return false;

+ }

+ }

+ //

+ // Other query methods

+ //

+ function sql_numrows($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @mysql_num_rows($query_id);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_numfields($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @mysql_num_fields($query_id);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fieldname($offset, $query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @mysql_field_name($query_id, $offset);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fieldtype($offset, $query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @mysql_field_type($query_id, $offset);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fetchrow($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $this->row[$query_id] = @mysql_fetch_array($query_id);

+ return $this->row[$query_id];

+ } else {

+ return false;

+ }

+ }

+ function sql_fetchrowset($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ unset($this->rowset[$query_id]);

+ unset($this->row[$query_id]);

+ while($this->rowset[$query_id] = @mysql_fetch_array($query_id)){

+ $result[] = $this->rowset[$query_id];

+ }

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fetchfield($field, $rownum=-1, $query_id = 0) {

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ if($rownum > -1){

+ $result = @mysql_result($query_id, $rownum, $field);

+ } else {

+ if(empty($this->row[$query_id]) && empty($this->rowset[$query_id])){

+ if($this->sql_fetchrow())

+ $result = $this->row[$query_id][$field];

+ } else {

+ if($this->rowset[$query_id]){

+ $result = $this->rowset[$query_id][$field];

+ } else if($this->row[$query_id]){

+ $result = $this->row[$query_id][$field];

+ }

+ }

+ }

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_rowseek($rownum, $query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @mysql_data_seek($query_id, $rownum);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_nextid(){

+ if($this->db_connection_id){

+ $result = @mysql_insert_id();

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_freeresult($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @mysql_free_result($query_id);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_error($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ $result[message] = @mysql_error($query_id);

+ $result[code] = @mysql_errno($query_id);

+

+ return $result;

+ }

+

+} // class sql_db

+

+} // if ... define

+

+?>

+<?php

+ /***************************************************************************

+ * postgres7.php

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ ***************************************************************************/

+

+ /***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ ***************************************************************************/

+

+if(!defined("SQL_LAYER")){

+

+define("SQL_LAYER","postgresql");

+

+class sql_db {

+

+ var $db_connect_id;

+ var $query_result;

+ var $row;

+ var $rownum = array();

+ //

+ // Constructor

+ //

+ function sql_db($sqlserver, $sqluser, $sqlpassword, $database, $persistency=true){

+

+ $this->connect_string = "";

+ if($sqluser){

+ $this->connect_string .= "user=$sqluser ";

+ }

+ if($sqlpassword){

+ $this->connect_string .= "password=$sqlpassword ";

+ }

+ if($sqlserver){

+ if(ereg(":",$sqlserver)){

+ list($sqlserver,$sqlport) = split(":",$sqlserver);

+ $this->connect_string .= "host=$sqlserver port=$sqlport ";

+ } else {

+ $this->connect_string .= "host=$sqlserver ";

+ }

+ }

+ if($database){

+ $this->dbname = $database;

+ $make_connect = $this->connect_string . "dbname=$database";

+ } else {

+ $make_connect = $this->connect_string;

+ }

+ $this->persistency = $persistency;

+

+ if($this->persistency){

+ $this->db_connect_id = @pg_pconnect($make_connect);

+ } else {

+ $this->db_connect_id = @pg_connect($make_connect);

+ }

+ return $this->db_connect_id;

+ }

+ //

+ // Other base methods

+ //

+ function sql_setdb($database){

+ if($this->db_connect_id){

+ if($this->query_result){

+ @pg_freeresult($this->query_result);

+ unset($this->query_result);

+ unset($this->row);

+ }

+ $result = @pg_close($this->db_connect_id);

+ if($result){

+ $this->dbname = $database;

+ $make_connect = $this->connect_string . "dbname=$database";

+ if($this->persistency){

+ $this->db_connect_id = @pg_pconnect($make_connect);

+ } else {

+ $this->db_connect_id = @pg_connect($make_connect);

+ }

+ }

+ }

+ return $this->db_connect_id;

+ }

+ function sql_close(){

+ if($this->db_connect_id){

+ if($this->query_result){

+ @pg_freeresult($this->query_result);

+ }

+ $result = @pg_close($this->db_connect_id);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+

+

+ //

+ // Query method

+ //

+ function sql_query($query=""){

+ // Remove any pre-existing queries

+ unset($this->query_result);

+ if($query != ""){

+ $this->query_result = @pg_exec($this->db_connect_id, $query);

+ if($this->query_result){

+

+ $this->last_query_text[$this->query_result] = $query;

+ $this->rownum[$this->query_result] = 0;

+ unset($this->row[$this->query_result]);

+ unset($this->rowset[$this->query_result]);

+

+ return $this->query_result;

+ } else {

+ return false;

+ }

+ } else {

+ return 0;

+ }

+ }

+ //

+ // Other query methods

+ //

+ function sql_numrows($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @pg_numrows($query_id);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_numfields($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @pg_numfields($query_id);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fieldname($offset, $query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @pg_fieldname($query_id, $offset);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fieldtype($offset, $query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @pg_fieldtype($query_id, $offset);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fetchrow($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $this->row = @pg_fetch_array($query_id, $this->rownum[$query_id]);

+ if($this->row)

+ $this->rownum[$query_id]++;

+ return $this->row;

+ } else {

+ return false;

+ }

+ }

+ function sql_fetchrowset($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ unset($this->rowset[$query_id]);

+ unset($this->row[$query_id]);

+ $this->rownum[$query_id] = 0;

+ while($this->rowset = @pg_fetch_array($query_id, $this->rownum[$query_id])){

+ $result[] = $this->rowset;

+ $this->rownum[$query_id]++;

+ }

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_fetchfield($field, $row_offset=-1, $query_id = 0) {

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ if($row_offset != -1){

+ $this->row = @pg_fetch_array($query_id, $row_offset);

+ } else {

+ if($this->rownum[$query_id]){

+ $this->row = @pg_fetch_array($query_id, $this->rownum[$query_id]-1);

+ } else {

+ $this->row = @pg_fetch_array($query_id, $this->rownum[$query_id]);

+ if($this->row)

+ $this->rownum[$query_id]++;

+ }

+ }

+ $result = $this->row[$field];

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_rowseek($offset, $query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ if($offset>-1){

+ $this->rownum[$query_id] = $offset;

+ return true;

+ } else {

+ return false;

+ }

+ } else {

+ return false;

+ }

+ }

+ function sql_nextid($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id && $this->last_query_text[$query_id] != ""){

+ if(eregi("^(INSERT{1}|^INSERT INTO{1})[[:space:]][\"]?([[:alnum:]]+)[\"]?", $this->last_query_text[$query_id], $tablename);

+ $query = "SELECT last_value FROM ".$tablename[2]."_id_seq";

+ $temp_q_id = @pg_exec($this->db_connect_id, $query);

+ if($query_id){

+ $temp_result = @pg_fetch_array($temp_q_id, 0);

+ if($temp_result){

+ return $temp_result["last_value"]+1;

+ } else {

+ return false;

+ }

+ } else {

+ return false;

+ }

+ } else {

+ return false;

+ }

+ } else {

+ return false;

+ }

+ }

+ function sql_freeresult($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ if($query_id){

+ $result = @pg_freeresult($query_id);

+ return $result;

+ } else {

+ return false;

+ }

+ }

+ function sql_error($query_id = 0){

+ if(!$query_id)

+ $query_id = $this->query_result;

+ $result[message] = @pg_errormessage($query_id);

+ $result[code] = -1;

+ return $result;

+ }

+

+} // class ... db_sql

+

+} // if ... defined

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ * bbcode.php

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ ***************************************************************************/

+

+ /***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ *

+ ***************************************************************************/

+

+ //include('phptimer.php');

+

+

+define("BBCODE_UID_LEN", 10);

+

+

+function bbencode_second_pass(&$text)

+{

+

+ $uid_tag_length = strpos($text, ']') + 1;

+ $uid = substr($text, 5, BBCODE_UID_LEN);

+ $max_code_nesting = substr($text, BBCODE_UID_LEN + 6, ($uid_tag_length - BBCODE_UID_LEN - 7));

+ $text = substr($text, $uid_tag_length);

+

+

+ // pad it with a space so we can distinguish between FALSE and matching the 1st char (index 0).

+ // This is important; bbencode_quote(), bbencode_list(), and bbencode_code() all depend on it.

+ $text = " " . $text;

+

+ // First: If there isn't a "[" and a "]" in the message, don't bother.

+ if (! (strpos($text, "[") && strpos($text, "]")) )

+ {

+ // Remove padding, return.

+ $text = substr($text, 1);

+ return TRUE;

+ }

+

+ // [CODE] and [/CODE] for posting code (HTML, PHP, C etc etc) in your posts.

+ bbencode_second_pass_code($text, $uid, $max_code_nesting);

+

+ // [list] and [list=x] for (un)ordered lists.

+ // unordered lists

+ $text = str_replace("[list:$uid]", '<UL>', $text);

+ // li tags

+ $text = str_replace("[*:$uid]", '<LI>', $text);

+ // ending tags

+ $text = str_replace("[/list:u:$uid]", '</UL>', $text);

+ $text = str_replace("[/list:o:$uid]", '</OL>', $text);

+ // Ordered lists

+ $text = preg_replace("/\[list=([a1]):$uid\]/si", '<OL TYPE="\1">', $text);

+

+ // [QUOTE] and [/QUOTE] for posting replies with quote, or just for quoting stuff.

+ $text = str_replace("[quote:$uid]", '<TABLE BORDER="0" ALIGN="CENTER" WIDTH="85%"><TR><TD><font size="-1">Quote:</font><HR></TD></TR><TR><TD><FONT SIZE="-1"><BLOCKQUOTE>', $text);

+ $text = str_replace("[/quote:$uid]", '</BLOCKQUOTE></FONT></TD></TR><TR><TD><HR></TD></TR></TABLE>', $text);

+

+ // [b] and [/b] for bolding text.

+ $text = str_replace("[b:$uid]", '<B>', $text);

+ $text = str_replace("[/b:$uid]", '</B>', $text);

+

+ // [i] and [/i] for italicizing text.

+ $text = str_replace("[i:$uid]", '<I>', $text);

+ $text = str_replace("[/i:$uid]", '</I>', $text);

+

+ // [img]image_url_here[/img] code..

+ $text = str_replace("[img:$uid]", '<IMG SRC="', $text);

+ $text = str_replace("[/img:$uid]", '" BORDER="0"></IMG>', $text);

+

+ // Patterns and replacements for URL and email tags..

+ $patterns = array();

+ $replacements = array();

+

+ // [url]xxxx://www.phpbb.com[/url] code..

+ $patterns[0] = "#\[url\]([a-z]+?://){1}(.*?)\[/url\]#si";

+ $replacements[0] = '<A HREF="\1\2" TARGET="_blank">\1\2</A>';

+

+ // [url]www.phpbb.com[/url] code.. (no xxxx:// prefix).

+ $patterns[1] = "#\[url\](.*?)\[/url\]#si";

+ $replacements[1] = '<A HREF="http://\1" TARGET="_blank">\1</A>';

+

+ // [url=xxxx://www.phpbb.com]phpBB[/url] code..

+ $patterns[2] = "#\[url=([a-z]+?://){1}(.*?)\](.*?)\[/url\]#si";

+ $replacements[2] = '<A HREF="\1\2" TARGET="_blank">\3</A>';

+

+ // [url=www.phpbb.com]phpBB[/url] code.. (no xxxx:// prefix).

+ $patterns[3] = "#\[url=(.*?)\](.*?)\[/url\]#si";

+ $replacements[3] = '<A HREF="http://\1" TARGET="_blank">\2</A>';

+

+ // [email]user@domain.tld[/email] code..

+ $patterns[4] = "#\[email\](.*?)\[/email\]#si";

+ $replacements[4] = '<A HREF="mailto:\1">\1</A>';

+

+ $text = preg_replace($patterns, $replacements, $text);

+

+ // Remove our padding from the string..

+ $text = substr($text, 1);

+

+ return TRUE;

+}

+

+

+

+function bbencode_first_pass($text)

+{

+ // Unique ID for this message..

+ $uid = md5(uniqid(rand()));

+ $uid = substr($uid, 0, BBCODE_UID_LEN);

+

+ echo "UID LENGTH: " . strlen($uid) . "<br>";

+

+ // pad it with a space so we can distinguish between FALSE and matching the 1st char (index 0).

+ // This is important; bbencode_quote(), bbencode_list(), and bbencode_code() all depend on it.

+ $text = " " . $text;

+

+ // [CODE] and [/CODE] for posting code (HTML, PHP, C etc etc) in your posts.

+ $max_code_nesting = bbencode_first_pass_code($text, $uid);

+

+ // [QUOTE] and [/QUOTE] for posting replies with quote, or just for quoting stuff.

+ bbencode_first_pass_quote($text, $uid);

+

+ // [list] and [list=x] for (un)ordered lists.

+ bbencode_first_pass_list($text, $uid);

+

+ // [b] and [/b] for bolding text.

+ $text = preg_replace("#\[b\](.*?)\[/b\]#si", "[b:$uid]\\1[/b:$uid]", $text);

+

+ // [i] and [/i] for italicizing text.

+ $text = preg_replace("#\[i\](.*?)\[/i\]#si", "[i:$uid]\\1[/i:$uid]", $text);

+

+ // [img]image_url_here[/img] code..

+ $text = preg_replace("#\[img\](.*?)\[/img\]#si", "[img:$uid]\\1[/img:$uid]", $text);

+

+ // Remove our padding from the string..

+ $text = substr($text, 1);

+

+ // Add the uid tag to the start of the string..

+ $text = '[uid=' . $uid . ':' . $max_code_nesting . ']' . $text;

+

+ return $text;

+

+} // bbencode_first_pass()

+

+

+/**

+ * Nathan Codding - Feb. 14, 2001.

+ * Performs [quote][/quote] bbencoding on the given string.

+ * Any unmatched "[quote]" or "[/quote]" token will just be left alone.

+ * This works fine with both having more than one quote in a message, and with nested quotes.

+ * Since that is not a regular language, this is actually a PDA and uses a stack. Great fun.

+ *

+ * Note: This function assumes the first character of $text is a space, which is added by

+ * bbencode().

+ */

+function bbencode_first_pass_quote(&$text, $uid)

+{

+ // First things first: If there aren't any "[quote]" strings in the message, we don't

+ // need to process it at all.

+

+ if (!strpos(strtolower($text), "[quote]"))

+ {

+ return TRUE;

+ }

+

+ $stack = Array();

+ $curr_pos = 1;

+ while ($curr_pos && ($curr_pos < strlen($text)))

+ {

+ $curr_pos = strpos($text, "[", $curr_pos);

+

+ // If not found, $curr_pos will be 0, and the loop will end.

+ if ($curr_pos)

+ {

+ // We found a [. It starts at $curr_pos.

+ // check if it's a starting or ending quote tag.

+ $possible_start = substr($text, $curr_pos, 7);

+ $possible_end = substr($text, $curr_pos, 8);

+ if (strcasecmp("[quote]", $possible_start) == 0)

+ {

+ // We have a starting quote tag.

+ // Push its position on to the stack, and then keep going to the right.

+ bbcode_array_push($stack, $curr_pos);

+ ++$curr_pos;

+ }

+ else if (strcasecmp("[/quote]", $possible_end) == 0)

+ {

+ // We have an ending quote tag.

+ // Check if we've already found a matching starting tag.

+ if (sizeof($stack) > 0)

+ {

+ // There exists a starting tag.

+ // We need to do 2 replacements now.

+ $start_index = bbcode_array_pop($stack);

+

+ // everything before the [quote] tag.

+ $before_start_tag = substr($text, 0, $start_index);

+

+ // everything after the [quote] tag, but before the [/quote] tag.

+ $between_tags = substr($text, $start_index + 7, $curr_pos - $start_index - 7);

+

+ // everything after the [/quote] tag.

+ $after_end_tag = substr($text, $curr_pos + 8);

+

+ $text = $before_start_tag . "[quote:$uid]";

+ $text .= $between_tags . "[/quote:$uid]";

+ $text .= $after_end_tag;

+

+ // Now.. we've screwed up the indices by changing the length of the string.

+ // So, if there's anything in the stack, we want to resume searching just after it.

+ // otherwise, we go back to the start.

+ if (sizeof($stack) > 0)

+ {

+ $curr_pos = array_pop($stack);

+ bbcode_array_push($stack, $curr_pos);

+ ++$curr_pos;

+ }

+ else

+ {

+ $curr_pos = 1;

+ }

+ }

+ else

+ {

+ // No matching start tag found. Increment pos, keep going.

+ ++$curr_pos;

+ }

+ }

+ else

+ {

+ // No starting tag or ending tag.. Increment pos, keep looping.,

+ ++$curr_pos;

+ }

+ }

+ } // while

+

+ return TRUE;

+

+} // bbencode_first_pass_quote()

+

+

+/**

+ * Nathan Codding - Feb. 14, 2001.

+ * Performs [code][/code] bbencoding on the given string.

+ * Any unmatched "[code]" or "[/code]" token will just be left alone.

+ * This works fine with both having more than one code block in a message, and with nested code blocks.

+ * Since that is not a regular language, this is actually a PDA and uses a stack. Great fun.

+ *

+ * Note: This function assumes the first character of $message is a space, which is added by

+ * bbencode().

+ */

+function bbencode_first_pass_code(&$text, $uid)

+{

+ // First things first: If there aren't any "[code]" strings in the message, we don't

+ // need to process it at all.

+ if (!strpos(strtolower($text), "[code]"))

+ {

+ return 0;

+ }

+

+ // Second things second: we have to watch out for stuff like [1code] or [/code1] in the

+ // input.. So escape them to [#1code] or [/code#1] for now:

+ $temp_uid = md5(uniqid(rand()));

+

+ $text = preg_replace("#\[([0-9]+?)code\]#si", "[$temp_uid:\\1code]", $text);

+ $text = preg_replace("#\[/code([0-9]+?)\]#si", "[/code$temp_uid:\\1]", $text);

+

+ $stack = Array();

+ $curr_pos = 1;

+ $max_nesting_depth = 0;

+ while ($curr_pos && ($curr_pos < strlen($text)))

+ {

+ $curr_pos = strpos($text, "[", $curr_pos);

+

+ // If not found, $curr_pos will be 0, and the loop will end.

+ if ($curr_pos)

+ {

+ // We found a [. It starts at $curr_pos.

+ // check if it's a starting or ending code tag.

+ $possible_start = substr($text, $curr_pos, 6);

+ $possible_end = substr($text, $curr_pos, 7);

+ if (strcasecmp("[code]", $possible_start) == 0)

+ {

+ // We have a starting code tag.

+ // Push its position on to the stack, and then keep going to the right.

+ bbcode_array_push($stack, $curr_pos);

+ ++$curr_pos;

+ }

+ else if (strcasecmp("[/code]", $possible_end) == 0)

+ {

+ // We have an ending code tag.

+ // Check if we've already found a matching starting tag.

+ if (sizeof($stack) > 0)

+ {

+ // There exists a starting tag.

+ $curr_nesting_depth = sizeof($stack);

+ $max_nesting_depth = ($curr_nesting_depth > $max_nesting_depth) ? $curr_nesting_depth : $max_nesting_depth;

+

+ // We need to do 2 replacements now.

+ $start_index = bbcode_array_pop($stack);

+

+ // everything before the [code] tag.

+ $before_start_tag = substr($text, 0, $start_index);

+

+ // everything after the [code] tag, but before the [/code] tag.

+ $between_tags = substr($text, $start_index + 6, $curr_pos - $start_index - 6);

+

+ // everything after the [/code] tag.

+ $after_end_tag = substr($text, $curr_pos + 7);

+

+ $text = $before_start_tag . '[code:' . $curr_nesting_depth . ':' . $uid . ']';

+ $text .= $between_tags . '[/code:' . $curr_nesting_depth . ':' . $uid . ']';

+ $text .= $after_end_tag;

+

+ // Now.. we've screwed up the indices by changing the length of the string.

+ // So, if there's anything in the stack, we want to resume searching just after it.

+ // otherwise, we go back to the start.

+ if (sizeof($stack) > 0)

+ {

+ $curr_pos = bbcode_array_pop($stack);

+ bbcode_array_push($stack, $curr_pos);

+ ++$curr_pos;

+ }

+ else

+ {

+ $curr_pos = 1;

+ }

+ }

+ else

+ {

+ // No matching start tag found. Increment pos, keep going.

+ ++$curr_pos;

+ }

+ }

+ else

+ {

+ // No starting tag or ending tag.. Increment pos, keep looping.,

+ ++$curr_pos;

+ }

+ }

+ } // while

+

+ // Undo our escaping from "second things second" above..

+ $text = preg_replace("#\[$temp_uid:([0-9]+?)code\]#si", "[\\1code]", $text);

+ $text = preg_replace("#\[/code$temp_uid:([0-9]+?)\]#si", "[/code\\1]", $text);

+

+ return $max_nesting_depth;

+

+} // bbencode_first_pass_code()

+

+

+

+function bbencode_second_pass_code(&$text, $uid, $max_nesting_depth)

+{

+ for ($i = 1; $i <= $max_nesting_depth; ++$i)

+ {

+ $match_count = preg_match_all("#\[code:$i:$uid\](.*?)\[/code:$i:$uid\]#si", $text, $matches);

+

+ for ($j = 0; $j < $match_count; $j++)

+ {

+ $before_replace = $matches[1][$j];

+ $after_replace = $matches[1][$j];

+

+ if ($i < 2)

+ {

+ // don't escape special chars when we're nested, 'cause it was already done

+ // at the lower level..

+ $after_replace = htmlspecialchars($after_replace);

+ }

+

+ $str_to_match = "[code:$i:$uid]" . $before_replace . "[/code:$i:$uid]";

+

+ $replacement = '<TABLE BORDER="0" ALIGN="CENTER" WIDTH="85%"><TR><TD><font size="-1">Code:</font><HR></TD></TR><TR><TD><FONT SIZE="-1"><PRE>';

+ $replacement .= $after_replace;

+ $replacement .= '</PRE></FONT></TD></TR><TR><TD><HR></TD></TR></TABLE>';

+

+ $text = str_replace($str_to_match, $replacement, $text);

+

+ }

+ }

+

+} // bbencode_second_pass_code()

+

+

+

+/**

+ * Nathan Codding - Jan. 12, 2001.

+ * Performs [list][/list] and [list=?][/list] bbencoding on the given string, and returns the results.

+ * Any unmatched "[list]" or "[/list]" token will just be left alone.

+ * This works fine with both having more than one list in a message, and with nested lists.

+ * Since that is not a regular language, this is actually a PDA and uses a stack. Great fun.

+ *

+ * Note: This function assumes the first character of $message is a space, which is added by

+ * bbencode().

+ */

+function bbencode_first_pass_list(&$text, $uid)

+{

+ $start_length = Array();

+ $start_length['ordered'] = 8;

+ $start_length['unordered'] = 6;

+

+ // First things first: If there aren't any "[list" strings in the message, we don't

+ // need to process it at all.

+

+ if (!strpos(strtolower($text), "[list"))

+ {

+ return TRUE;

+ }

+

+ $stack = Array();

+ $curr_pos = 1;

+ while ($curr_pos && ($curr_pos < strlen($text)))

+ {

+ $curr_pos = strpos($text, "[", $curr_pos);

+

+ // If not found, $curr_pos will be 0, and the loop will end.

+ if ($curr_pos)

+ {

+ // We found a [. It starts at $curr_pos.

+ // check if it's a starting or ending list tag.

+ $possible_ordered_start = substr($text, $curr_pos, $start_length[ordered]);

+ $possible_unordered_start = substr($text, $curr_pos, $start_length[unordered]);

+ $possible_end = substr($text, $curr_pos, 7);

+ if (strcasecmp("[list]", $possible_unordered_start) == 0)

+ {

+ // We have a starting unordered list tag.

+ // Push its position on to the stack, and then keep going to the right.

+ bbcode_array_push($stack, array($curr_pos, ""));

+ ++$curr_pos;

+ }

+ else if (preg_match("/\[list=([a1])\]/si", $possible_ordered_start, $matches))

+ {

+ // We have a starting ordered list tag.

+ // Push its position on to the stack, and the starting char onto the start

+ // char stack, the keep going to the right.

+ bbcode_array_push($stack, array($curr_pos, $matches[1]));

+ ++$curr_pos;

+ }

+ else if (strcasecmp("[/list]", $possible_end) == 0)

+ {

+ // We have an ending list tag.

+ // Check if we've already found a matching starting tag.

+ if (sizeof($stack) > 0)

+ {

+ // There exists a starting tag.

+ // We need to do 2 replacements now.

+ $start = bbcode_array_pop($stack);

+ $start_index = $start[0];

+ $start_char = $start[1];

+ $is_ordered = ($start_char != "");

+ $start_tag_length = ($is_ordered) ? $start_length[ordered] : $start_length[unordered];

+

+ // everything before the [list] tag.

+ $before_start_tag = substr($text, 0, $start_index);

+

+ // everything after the [list] tag, but before the [/list] tag.

+ $between_tags = substr($text, $start_index + $start_tag_length, $curr_pos - $start_index - $start_tag_length);

+ // Need to replace [*] with <LI> inside the list.

+ $between_tags = str_replace('[*]', "[*:$uid]", $between_tags);

+

+ // everything after the [/list] tag.

+ $after_end_tag = substr($text, $curr_pos + 7);

+

+ if ($is_ordered)

+ {

+ $text = $before_start_tag . '[list=' . $start_char . ':' . $uid . ']';

+ $text .= $between_tags . '[/list:o:' . $uid . ']';

+ }

+ else

+ {

+ $text = $before_start_tag . '[list:' . $uid . ']';

+ $text .= $between_tags . '[/list:u:' . $uid . ']';

+ }

+

+ $text .= $after_end_tag;

+

+ // Now.. we've screwed up the indices by changing the length of the string.

+ // So, if there's anything in the stack, we want to resume searching just after it.

+ // otherwise, we go back to the start.

+ if (sizeof($stack) > 0)

+ {

+ $a = bbcode_array_pop($stack);

+ $curr_pos = $a[0];

+ bbcode_array_push($stack, $a);

+ ++$curr_pos;

+ }

+ else

+ {

+ $curr_pos = 1;

+ }

+ }

+ else

+ {

+ // No matching start tag found. Increment pos, keep going.

+ ++$curr_pos;

+ }

+ }

+ else

+ {

+ // No starting tag or ending tag.. Increment pos, keep looping.,

+ ++$curr_pos;

+ }

+ }

+ } // while

+

+ return TRUE;

+

+} // bbencode_first_pass_list()

+

+

+

+

+// END new 2-pass functions.

+

+

+

+

+/**

+ * bbdecode/bbencode functions:

+ * Rewritten - Nathan Codding - Aug 24, 2000

+ * quote, code, and list rewritten again in Jan. 2001.

+ * All BBCode tags now implemented. Nesting and multiple occurances should be

+ * handled fine for all of them. Using str_replace() instead of regexps often

+ * for efficiency. quote, list, and code are not regular, so they are

+ * implemented as PDAs - probably not all that efficient, but that's the way it is.

+ *

+ * Note: all BBCode tags are case-insensitive.

+ */

+function bbdecode($message) {

+

+ // Undo [code]

+ $code_start_html = "<!-- BBCode Start --><TABLE BORDER=0 ALIGN=CENTER WIDTH=85%><TR><TD><font size=-1>Code:</font><HR></TD></TR><TR><TD><FONT SIZE=-1><PRE>";

+ $code_end_html = "</PRE></FONT></TD></TR><TR><TD><HR></TD></TR></TABLE><!-- BBCode End -->";

+ $message = str_replace($code_start_html, "[code]", $message);

+ $message = str_replace($code_end_html, "[/code]", $message);

+

+ // Undo [quote]

+ $quote_start_html = "<!-- BBCode Quote Start --><TABLE BORDER=0 ALIGN=CENTER WIDTH=85%><TR><TD><font size=-1>Quote:</font><HR></TD></TR><TR><TD><FONT SIZE=-1><BLOCKQUOTE>";

+ $quote_end_html = "</BLOCKQUOTE></FONT></TD></TR><TR><TD><HR></TD></TR></TABLE><!-- BBCode Quote End -->";

+ $message = str_replace($quote_start_html, "[quote]", $message);

+ $message = str_replace($quote_end_html, "[/quote]", $message);

+

+ // Undo [b] and [i]

+ $message = preg_replace("#<!-- BBCode Start --><B>(.*?)</B><!-- BBCode End -->#s", "[b]\\1[/b]", $message);

+ $message = preg_replace("#<!-- BBCode Start --><I>(.*?)</I><!-- BBCode End -->#s", "[i]\\1[/i]", $message);

+

+ // Undo [url] (both forms)

+ $message = preg_replace("#<!-- BBCode Start --><A HREF=\"([a-z]+?://)(.*?)\" TARGET=\"_blank\">(.*?)</A><!-- BBCode End -->#s", "[url=\\1\\2]\\3[/url]", $message);

+

+ // Undo [email]

+ $message = preg_replace("#<!-- BBCode Start --><A HREF=\"mailto:(.*?)\">(.*?)</A><!-- BBCode End -->#s", "[email]\\1[/email]", $message);

+

+ // Undo [img]

+ $message = preg_replace("#<!-- BBCode Start --><IMG SRC=\"(.*?)\" BORDER=\"0\"><!-- BBCode End -->#s", "[img]\\1[/img]", $message);

+

+ // Undo lists (unordered/ordered)

+

+ // <li> tags:

+ $message = str_replace("<!-- BBCode --><LI>", "[*]", $message);

+

+ // [list] tags:

+ $message = str_replace("<!-- BBCode ulist Start --><UL>", "[list]", $message);

+

+ // [list=x] tags:

+ $message = preg_replace("#<!-- BBCode olist Start --><OL TYPE=([A1])>#si", "[list=\\1]", $message);

+

+ // [/list] tags:

+ $message = str_replace("</UL><!-- BBCode ulist End -->", "[/list]", $message);

+ $message = str_replace("</OL><!-- BBCode olist End -->", "[/list]", $message);

+

+ return($message);

+}

+

+/**

+ * Nathan Codding - Jan. 12, 2001.

+ * Performs [quote][/quote] bbencoding on the given string, and returns the results.

+ * Any unmatched "[quote]" or "[/quote]" token will just be left alone.

+ * This works fine with both having more than one quote in a message, and with nested quotes.

+ * Since that is not a regular language, this is actually a PDA and uses a stack. Great fun.

+ *

+ * Note: This function assumes the first character of $message is a space, which is added by

+ * bbencode().

+ */

+function bbencode_quote($message)

+{

+ // First things first: If there aren't any "[quote]" strings in the message, we don't

+ // need to process it at all.

+

+ if (!strpos(strtolower($message), "[quote]"))

+ {

+ return $message;

+ }

+

+ $stack = Array();

+ $curr_pos = 1;

+ while ($curr_pos && ($curr_pos < strlen($message)))

+ {

+ $curr_pos = strpos($message, "[", $curr_pos);

+

+ // If not found, $curr_pos will be 0, and the loop will end.

+ if ($curr_pos)

+ {

+ // We found a [. It starts at $curr_pos.

+ // check if it's a starting or ending quote tag.

+ $possible_start = substr($message, $curr_pos, 7);

+ $possible_end = substr($message, $curr_pos, 8);

+ if (strcasecmp("[quote]", $possible_start) == 0)

+ {

+ // We have a starting quote tag.

+ // Push its position on to the stack, and then keep going to the right.

+ bbcode_array_push($stack, $curr_pos);

+ ++$curr_pos;

+ }

+ else if (strcasecmp("[/quote]", $possible_end) == 0)

+ {

+ // We have an ending quote tag.

+ // Check if we've already found a matching starting tag.

+ if (sizeof($stack) > 0)

+ {

+ // There exists a starting tag.

+ // We need to do 2 replacements now.

+ $start_index = bbcode_array_pop($stack);

+

+ // everything before the [quote] tag.

+ $before_start_tag = substr($message, 0, $start_index);

+

+ // everything after the [quote] tag, but before the [/quote] tag.

+ $between_tags = substr($message, $start_index + 7, $curr_pos - $start_index - 7);

+

+ // everything after the [/quote] tag.

+ $after_end_tag = substr($message, $curr_pos + 8);

+

+ $message = $before_start_tag . "<!-- BBCode Quote Start --><TABLE BORDER=0 ALIGN=CENTER WIDTH=85%><TR><TD><font size=-1>Quote:</font><HR></TD></TR><TR><TD><FONT SIZE=-1><BLOCKQUOTE>";

+ $message .= $between_tags . "</BLOCKQUOTE></FONT></TD></TR><TR><TD><HR></TD></TR></TABLE><!-- BBCode Quote End -->";

+ $message .= $after_end_tag;

+

+ // Now.. we've screwed up the indices by changing the length of the string.

+ // So, if there's anything in the stack, we want to resume searching just after it.

+ // otherwise, we go back to the start.

+ if (sizeof($stack) > 0)

+ {

+ $curr_pos = array_pop($stack);

+ bbcode_array_push($stack, $curr_pos);

+ ++$curr_pos;

+ }

+ else

+ {

+ $curr_pos = 1;

+ }

+ }

+ else

+ {

+ // No matching start tag found. Increment pos, keep going.

+ ++$curr_pos;

+ }

+ }

+ else

+ {

+ // No starting tag or ending tag.. Increment pos, keep looping.,

+ ++$curr_pos;

+ }

+ }

+ } // while

+

+ return $message;

+

+} // bbencode_quote()

+

+

+/**

+ * Nathan Codding - Jan. 12, 2001.

+ * Performs [code][/code] bbencoding on the given string, and returns the results.

+ * Any unmatched "[code]" or "[/code]" token will just be left alone.

+ * This works fine with both having more than one code block in a message, and with nested code blocks.

+ * Since that is not a regular language, this is actually a PDA and uses a stack. Great fun.

+ *

+ * Note: This function assumes the first character of $message is a space, which is added by

+ * bbencode().

+ */

+function bbencode_code($message)

+{

+ // First things first: If there aren't any "[code]" strings in the message, we don't

+ // need to process it at all.

+ if (!strpos(strtolower($message), "[code]"))

+ {

+ return $message;

+ }

+

+ // Second things second: we have to watch out for stuff like [1code] or [/code1] in the

+ // input.. So escape them to [#1code] or [/code#1] for now:

+ $message = preg_replace("/\[([0-9]+?)code\]/si", "[#\\1code]", $message);

+ $message = preg_replace("/\[\/code([0-9]+?)\]/si", "[/code#\\1]", $message);

+

+ $stack = Array();

+ $curr_pos = 1;

+ $max_nesting_depth = 0;

+ while ($curr_pos && ($curr_pos < strlen($message)))

+ {

+ $curr_pos = strpos($message, "[", $curr_pos);

+

+ // If not found, $curr_pos will be 0, and the loop will end.

+ if ($curr_pos)

+ {

+ // We found a [. It starts at $curr_pos.

+ // check if it's a starting or ending code tag.

+ $possible_start = substr($message, $curr_pos, 6);

+ $possible_end = substr($message, $curr_pos, 7);

+ if (strcasecmp("[code]", $possible_start) == 0)

+ {

+ // We have a starting code tag.

+ // Push its position on to the stack, and then keep going to the right.

+ bbcode_array_push($stack, $curr_pos);

+ ++$curr_pos;

+ }

+ else if (strcasecmp("[/code]", $possible_end) == 0)

+ {

+ // We have an ending code tag.

+ // Check if we've already found a matching starting tag.

+ if (sizeof($stack) > 0)

+ {

+ // There exists a starting tag.

+ $curr_nesting_depth = sizeof($stack);

+ $max_nesting_depth = ($curr_nesting_depth > $max_nesting_depth) ? $curr_nesting_depth : $max_nesting_depth;

+

+ // We need to do 2 replacements now.

+ $start_index = bbcode_array_pop($stack);

+

+ // everything before the [code] tag.

+ $before_start_tag = substr($message, 0, $start_index);

+

+ // everything after the [code] tag, but before the [/code] tag.

+ $between_tags = substr($message, $start_index + 6, $curr_pos - $start_index - 6);

+

+ // everything after the [/code] tag.

+ $after_end_tag = substr($message, $curr_pos + 7);

+

+ $message = $before_start_tag . "[" . $curr_nesting_depth . "code]";

+ $message .= $between_tags . "[/code" . $curr_nesting_depth . "]";

+ $message .= $after_end_tag;

+

+ // Now.. we've screwed up the indices by changing the length of the string.

+ // So, if there's anything in the stack, we want to resume searching just after it.

+ // otherwise, we go back to the start.

+ if (sizeof($stack) > 0)

+ {

+ $curr_pos = bbcode_array_pop($stack);

+ bbcode_array_push($stack, $curr_pos);

+ ++$curr_pos;

+ }

+ else

+ {

+ $curr_pos = 1;

+ }

+ }

+ else

+ {

+ // No matching start tag found. Increment pos, keep going.

+ ++$curr_pos;

+ }

+ }

+ else

+ {

+ // No starting tag or ending tag.. Increment pos, keep looping.,

+ ++$curr_pos;

+ }

+ }

+ } // while

+

+ if ($max_nesting_depth > 0)

+ {

+ for ($i = 1; $i <= $max_nesting_depth; ++$i)

+ {

+ $start_tag = escape_slashes(preg_quote("[" . $i . "code]"));

+ $end_tag = escape_slashes(preg_quote("[/code" . $i . "]"));

+

+ $match_count = preg_match_all("/$start_tag(.*?)$end_tag/si", $message, $matches);

+

+ for ($j = 0; $j < $match_count; $j++)

+ {

+ $before_replace = escape_slashes(preg_quote($matches[1][$j]));

+ $after_replace = $matches[1][$j];

+

+ if ($i < 2)

+ {

+ // don't escape special chars when we're nested, 'cause it was already done

+ // at the lower level..

+ $after_replace = htmlspecialchars($after_replace);

+ }

+

+ $str_to_match = $start_tag . $before_replace . $end_tag;

+

+ $message = preg_replace("/$str_to_match/si", "<!-- BBCode Start --><TABLE BORDER=0 ALIGN=CENTER WIDTH=85%><TR><TD><font size=-1>Code:</font><HR></TD></TR><TR><TD><FONT SIZE=-1><PRE>$after_replace</PRE></FONT></TD></TR><TR><TD><HR></TD></TR></TABLE><!-- BBCode End -->", $message);

+ }

+ }

+ }

+

+ // Undo our escaping from "second things second" above..

+ $message = preg_replace("/\[#([0-9]+?)code\]/si", "[\\1code]", $message);

+ $message = preg_replace("/\[\/code#([0-9]+?)\]/si", "[/code\\1]", $message);

+

+ return $message;

+

+} // bbencode_code()

+

+

+/**

+ * Nathan Codding - Jan. 12, 2001.

+ * Performs [list][/list] and [list=?][/list] bbencoding on the given string, and returns the results.

+ * Any unmatched "[list]" or "[/list]" token will just be left alone.

+ * This works fine with both having more than one list in a message, and with nested lists.

+ * Since that is not a regular language, this is actually a PDA and uses a stack. Great fun.

+ *

+ * Note: This function assumes the first character of $message is a space, which is added by

+ * bbencode().

+ */

+function bbencode_list($message)

+{

+ $start_length = Array();

+ $start_length[ordered] = 8;

+ $start_length[unordered] = 6;

+

+ // First things first: If there aren't any "[list" strings in the message, we don't

+ // need to process it at all.

+

+ if (!strpos(strtolower($message), "[list"))

+ {

+ return $message;

+ }

+

+ $stack = Array();

+ $curr_pos = 1;

+ while ($curr_pos && ($curr_pos < strlen($message)))

+ {

+ $curr_pos = strpos($message, "[", $curr_pos);

+

+ // If not found, $curr_pos will be 0, and the loop will end.

+ if ($curr_pos)

+ {

+ // We found a [. It starts at $curr_pos.

+ // check if it's a starting or ending list tag.

+ $possible_ordered_start = substr($message, $curr_pos, $start_length[ordered]);

+ $possible_unordered_start = substr($message, $curr_pos, $start_length[unordered]);

+ $possible_end = substr($message, $curr_pos, 7);

+ if (strcasecmp("[list]", $possible_unordered_start) == 0)

+ {

+ // We have a starting unordered list tag.

+ // Push its position on to the stack, and then keep going to the right.

+ bbcode_array_push($stack, array($curr_pos, ""));

+ ++$curr_pos;

+ }

+ else if (preg_match("/\[list=([a1])\]/si", $possible_ordered_start, $matches))

+ {

+ // We have a starting ordered list tag.

+ // Push its position on to the stack, and the starting char onto the start

+ // char stack, the keep going to the right.

+ bbcode_array_push($stack, array($curr_pos, $matches[1]));

+ ++$curr_pos;

+ }

+ else if (strcasecmp("[/list]", $possible_end) == 0)

+ {

+ // We have an ending list tag.

+ // Check if we've already found a matching starting tag.

+ if (sizeof($stack) > 0)

+ {

+ // There exists a starting tag.

+ // We need to do 2 replacements now.

+ $start = bbcode_array_pop($stack);

+ $start_index = $start[0];

+ $start_char = $start[1];

+ $is_ordered = ($start_char != "");

+ $start_tag_length = ($is_ordered) ? $start_length[ordered] : $start_length[unordered];

+

+ // everything before the [list] tag.

+ $before_start_tag = substr($message, 0, $start_index);

+

+ // everything after the [list] tag, but before the [/list] tag.

+ $between_tags = substr($message, $start_index + $start_tag_length, $curr_pos - $start_index - $start_tag_length);

+ // Need to replace [*] with <LI> inside the list.

+ $between_tags = str_replace("[*]", "<!-- BBCode --><LI>", $between_tags);

+

+ // everything after the [/list] tag.

+ $after_end_tag = substr($message, $curr_pos + 7);

+

+ if ($is_ordered)

+ {

+ $message = $before_start_tag . "<!-- BBCode olist Start --><OL TYPE=" . $start_char . ">";

+ $message .= $between_tags . "</OL><!-- BBCode olist End -->";

+ }

+ else

+ {

+ $message = $before_start_tag . "<!-- BBCode ulist Start --><UL>";

+ $message .= $between_tags . "</UL><!-- BBCode ulist End -->";

+ }

+

+ $message .= $after_end_tag;

+

+ // Now.. we've screwed up the indices by changing the length of the string.

+ // So, if there's anything in the stack, we want to resume searching just after it.

+ // otherwise, we go back to the start.

+ if (sizeof($stack) > 0)

+ {

+ $a = bbcode_array_pop($stack);

+ $curr_pos = $a[0];

+ bbcode_array_push($stack, $a);

+ ++$curr_pos;

+ }

+ else

+ {

+ $curr_pos = 1;

+ }

+ }

+ else

+ {

+ // No matching start tag found. Increment pos, keep going.

+ ++$curr_pos;

+ }

+ }

+ else

+ {

+ // No starting tag or ending tag.. Increment pos, keep looping.,

+ ++$curr_pos;

+ }

+ }

+ } // while

+

+ return $message;

+

+} // bbencode_list()

+

+

+function bbencode($message) {

+

+ // pad it with a space so we can distinguish between FALSE and matching the 1st char (index 0).

+ // This is important; bbencode_quote(), bbencode_list(), and bbencode_code() all depend on it.

+ $message = " " . $message;

+

+ // First: If there isn't a "[" and a "]" in the message, don't bother.

+ if (! (strpos($message, "[") && strpos($message, "]")) )

+ {

+ // Remove padding, return.

+ $message = substr($message, 1);

+ return $message;

+ }

+

+ // [CODE] and [/CODE] for posting code (HTML, PHP, C etc etc) in your posts.

+ $message = bbencode_code($message);

+

+ // [QUOTE] and [/QUOTE] for posting replies with quote, or just for quoting stuff.

+ $message = bbencode_quote($message);

+

+ // [list] and [list=x] for (un)ordered lists.

+ $message = bbencode_list($message);

+

+ // [b] and [/b] for bolding text.

+ $message = preg_replace("/\[b\](.*?)\[\/b\]/si", "<!-- BBCode Start --><B>\\1</B><!-- BBCode End -->", $message);

+

+ // [i] and [/i] for italicizing text.

+ $message = preg_replace("/\[i\](.*?)\[\/i\]/si", "<!-- BBCode Start --><I>\\1</I><!-- BBCode End -->", $message);

+

+ // [url]www.phpbb.com[/url] code..

+ $message = preg_replace("/\[url\](http:\/\/)?(.*?)\[\/url\]/si", "<!-- BBCode Start --><A HREF=\"http://\\2\" TARGET=\"_blank\">\\2</A><!-- BBCode End -->", $message);

+

+ // [url=xxxx://www.phpbb.com]phpBB[/url] code..

+ $message = preg_replace("#\[url=([a-z]+?://)?(.*?)\](.*?)\[/url\]#si", "<!-- BBCode Start --><A HREF=\"\\1\\2\" TARGET=\"_blank\">\\3</A><!-- BBCode End -->", $message);

+

+ // [email]user@domain.tld[/email] code..

+ $message = preg_replace("/\[email\](.*?)\[\/email\]/si", "<!-- BBCode Start --><A HREF=\"mailto:\\1\">\\1</A><!-- BBCode End -->", $message);

+

+ // [img]image_url_here[/img] code..

+ $message = preg_replace("/\[img\](.*?)\[\/img\]/si", "<!-- BBCode Start --><IMG SRC=\"\\1\" BORDER=\"0\"><!-- BBCode End -->", $message);

+

+ // Remove our padding from the string..

+ $message = substr($message, 1);

+ return $message;

+

+} // bbencode()

+

+

+/**

+ * Nathan Codding - Oct. 30, 2000

+ *

+ * Escapes the "/" character with "\/". This is useful when you need

+ * to stick a runtime string into a PREG regexp that is being delimited

+ * with slashes.

+ */

+function escape_slashes($input)

+{

+ $output = str_replace('/', '\/', $input);

+ return $output;

+}

+

+

+

+/**

+ * James Atkinson - Feb 5, 2001

+ * This function does exactly what the PHP4 function array_push() does

+ * however, to keep phpBB compatable with PHP 3 we had to come up with out own

+ * method of doing it.

+ */

+function bbcode_array_push(&$stack, $value) {

+ $stack[] = $value;

+ return(sizeof($stack));

+}

+

+/**

+ * James Atkinson - Feb 5, 2001

+ * This function does exactly what the PHP4 function array_pop() does

+ * however, to keep phpBB compatable with PHP 3 we had to come up with out own

+ * method of doing it.

+ */

+function bbcode_array_pop(&$stack) {

+ $arrSize = count($stack);

+ $x = 1;

+ while(list($key, $val) = each($stack)) {

+ if($x < count($stack)) {

+ $tmpArr[] = $val;

+ }

+ else {

+ $return_val = $val;

+ }

+ $x++;

+ }

+ $stack = $tmpArr;

+ return($return_val);

+}

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>

+<?php

+/***************************************************************************

+ *

+ * -------------------

+ * begin : Saturday, Feb 13, 2001

+ * copyright : (C) 2001 The phpBB Group

+ * email : support@phpbb.com

+ *

+ * $Id$

+ *

+ *

+ ***************************************************************************/

+

+

+/***************************************************************************

+ *

+ * This program is free software; you can redistribute it and/or modify

+ * it under the terms of the GNU General Public License as published by

+ * the Free Software Foundation; either version 2 of the License, or

+ * (at your option) any later version.

+ *

+ *

+ ***************************************************************************/

+

+

+

+?>