-18.04.2009<?php

-/**

-*

-* @package phpBB3

-* @version $Id$

-* @copyright (c) 2005 phpBB Group

-* @license http://opensource.org/licenses/gpl-license.php GNU Public License

-*

-*/

-

-/**

-* @ignore

-*/

-if (!defined('IN_PHPBB'))

-{

- exit;

-}

-

-/**

-* BBCode class

-* @package phpBB3

-*/

-class bbcode

-{

- var $bbcode_uid = '';

- var $bbcode_bitfield = '';

- var $bbcode_cache = array();

- var $bbcode_template = array();

-

- var $bbcodes = array();

-

- var $template_bitfield;

- var $template_filename = '';

-

- /**

- * Constructor

- * Init bbcode cache entries if bitfield is specified

- */

- function __construct($bitfield = '')

- {

- if ($bitfield)

- {

- $this->bbcode_bitfield = $bitfield;

- $this->bbcode_cache_init();

- }

- }

-

- /**

- * Second pass bbcodes

- */

- function bbcode_second_pass(&$message, $bbcode_uid = '', $bbcode_bitfield = false)

- {

- if ($bbcode_uid)

- {

- $this->bbcode_uid = $bbcode_uid;

- }

-

- if ($bbcode_bitfield !== false)

- {

- $this->bbcode_bitfield = $bbcode_bitfield;

-

- // Init those added with a new bbcode_bitfield (already stored codes will not get parsed again)

- $this->bbcode_cache_init();

- }

-

- if (!$this->bbcode_bitfield)

- {

- // Remove the uid from tags that have not been transformed into HTML

- if ($this->bbcode_uid)

- {

- $message = str_replace(':' . $this->bbcode_uid, '', $message);

- }

-

- return;

- }

-

- $str = array('search' => array(), 'replace' => array());

- $preg = array('search' => array(), 'replace' => array());

-

- $bitfield = new bitfield($this->bbcode_bitfield);

- $bbcodes_set = $bitfield->get_all_set();

-

- $undid_bbcode_specialchars = false;

- foreach ($bbcodes_set as $bbcode_id)

- {

- if (!empty($this->bbcode_cache[$bbcode_id]))

- {

- foreach ($this->bbcode_cache[$bbcode_id] as $type => $array)

- {

- foreach ($array as $search => $replace)

- {

- ${$type}['search'][] = str_replace('$uid', $this->bbcode_uid, $search);

- ${$type}['replace'][] = $replace;

- }

-

- if (sizeof($str['search']))

- {

- $message = str_replace($str['search'], $str['replace'], $message);

- $str = array('search' => array(), 'replace' => array());

- }

-

- if (sizeof($preg['search']))

- {

- // we need to turn the entities back into their original form to allow the

- // search patterns to work properly

- if (!$undid_bbcode_specialchars)

- {

- $message = str_replace(array('&#58;', '&#46;'), array(':', '.'), $message);

- $undid_bbcode_specialchars = true;

- }

-

- $message = preg_replace($preg['search'], $preg['replace'], $message);

- $preg = array('search' => array(), 'replace' => array());

- }

- }

- }

- }

-

- // Remove the uid from tags that have not been transformed into HTML

- $message = str_replace(':' . $this->bbcode_uid, '', $message);

- }

-

- /**

- * Init bbcode cache

- *

- * requires: $this->bbcode_bitfield

- * sets: $this->bbcode_cache with bbcode templates needed for bbcode_bitfield

- */

- function bbcode_cache_init()

- {

- if (empty($this->template_filename))

- {

- $this->template_bitfield = new bitfield(phpbb::$user->theme['bbcode_bitfield']);

- $this->template_filename = PHPBB_ROOT_PATH . 'styles/' . phpbb::$user->theme['template_path'] . '/template/bbcode.html';

-

- if (!@file_exists($this->template_filename))

- {

- trigger_error('The file ' . $this->template_filename . ' is missing.', E_USER_ERROR);

- }

- }

-

- $bbcode_ids = $rowset = $sql = array();

-

- $bitfield = new bitfield($this->bbcode_bitfield);

- $bbcodes_set = $bitfield->get_all_set();

-

- foreach ($bbcodes_set as $bbcode_id)

- {

- if (isset($this->bbcode_cache[$bbcode_id]))

- {

- // do not try to re-cache it if it's already in

- continue;

- }

- $bbcode_ids[] = $bbcode_id;

-

- if ($bbcode_id > NUM_CORE_BBCODES)

- {

- $sql[] = $bbcode_id;

- }

- }

-

- if (sizeof($sql))

- {

- $sql = 'SELECT *

- FROM ' . BBCODES_TABLE . '

- WHERE ' . phpbb::$db->sql_in_set('bbcode_id', $sql);

- $result = phpbb::$db->sql_query($sql, 3600);

-

- while ($row = phpbb::$db->sql_fetchrow($result))

- {

- // To circumvent replacing newlines with <br /> for the generated html,

- // we use carriage returns here. They are later changed back to newlines

- $row['bbcode_tpl'] = str_replace("\n", "\r", $row['bbcode_tpl']);

- $row['second_pass_replace'] = str_replace("\n", "\r", $row['second_pass_replace']);

-

- $rowset[$row['bbcode_id']] = $row;

- }

- phpbb::$db->sql_freeresult($result);

- }

-

- foreach ($bbcode_ids as $bbcode_id)

- {

- switch ($bbcode_id)

- {

- case 0:

- $this->bbcode_cache[$bbcode_id] = array(

- 'str' => array(

- '[/quote:$uid]' => $this->bbcode_tpl('quote_close', $bbcode_id)

- ),

- 'preg' => array(

- '#\[quote(?:=&quot;(.*?)&quot;)?:$uid\]((?!\[quote(?:=&quot;.*?&quot;)?:$uid\]).)?#ise' => "\$this->bbcode_second_pass_quote('\$1', '\$2')"

- )

- );

- break;

-

- case 1:

- $this->bbcode_cache[$bbcode_id] = array(

- 'str' => array(

- '[b:$uid]' => $this->bbcode_tpl('b_open', $bbcode_id),

- '[/b:$uid]' => $this->bbcode_tpl('b_close', $bbcode_id),

- )

- );

- break;

-

- case 2:

- $this->bbcode_cache[$bbcode_id] = array(

- 'str' => array(

- '[i:$uid]' => $this->bbcode_tpl('i_open', $bbcode_id),

- '[/i:$uid]' => $this->bbcode_tpl('i_close', $bbcode_id),

- )

- );

- break;

-

- case 3:

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '#\[url:$uid\]((.*?))\[/url:$uid\]#s' => $this->bbcode_tpl('url', $bbcode_id),

- '#\[url=([^\[]+?):$uid\](.*?)\[/url:$uid\]#s' => $this->bbcode_tpl('url', $bbcode_id),

- )

- );

- break;

-

- case 4:

- if (phpbb::$user->optionget('viewimg'))

- {

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '#\[img:$uid\](.*?)\[/img:$uid\]#s' => $this->bbcode_tpl('img', $bbcode_id),

- )

- );

- }

- else

- {

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '#\[img:$uid\](.*?)\[/img:$uid\]#s' => str_replace('$2', '[ img ]', $this->bbcode_tpl('url', $bbcode_id, true)),

- )

- );

- }

- break;

-

- case 5:

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '#\[size=([\-\+]?\d+):$uid\](.*?)\[/size:$uid\]#s' => $this->bbcode_tpl('size', $bbcode_id),

- )

- );

- break;

-

- case 6:

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '!\[color=(#[0-9a-f]{6}|[a-z\-]+):$uid\](.*?)\[/color:$uid\]!is' => $this->bbcode_tpl('color', $bbcode_id),

- )

- );

- break;

-

- case 7:

- $this->bbcode_cache[$bbcode_id] = array(

- 'str' => array(

- '[u:$uid]' => $this->bbcode_tpl('u_open', $bbcode_id),

- '[/u:$uid]' => $this->bbcode_tpl('u_close', $bbcode_id),

- )

- );

- break;

-

- case 8:

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '#\[code(?:=([a-z]+))?:$uid\](.*?)\[/code:$uid\]#ise' => "\$this->bbcode_second_pass_code('\$1', '\$2')",

- )

- );

- break;

-

- case 9:

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '#(\[\/?(list|\*):[mou]?:?$uid\])[\n]{1}#' => "\$1",

- '#(\[list=([^\[]+):$uid\])[\n]{1}#' => "\$1",

- '#\[list=([^\[]+):$uid\]#e' => "\$this->bbcode_list('\$1')",

- ),

- 'str' => array(

- '[list:$uid]' => $this->bbcode_tpl('ulist_open_default', $bbcode_id),

- '[/list:u:$uid]' => $this->bbcode_tpl('ulist_close', $bbcode_id),

- '[/list:o:$uid]' => $this->bbcode_tpl('olist_close', $bbcode_id),

- '[*:$uid]' => $this->bbcode_tpl('listitem', $bbcode_id),

- '[/*:$uid]' => $this->bbcode_tpl('listitem_close', $bbcode_id),

- '[/*:m:$uid]' => $this->bbcode_tpl('listitem_close', $bbcode_id)

- ),

- );

- break;

-

- case 10:

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '#\[email:$uid\]((.*?))\[/email:$uid\]#is' => $this->bbcode_tpl('email', $bbcode_id),

- '#\[email=([^\[]+):$uid\](.*?)\[/email:$uid\]#is' => $this->bbcode_tpl('email', $bbcode_id)

- )

- );

- break;

-

- case 11:

- if (phpbb::$user->optionget('viewflash'))

- {

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '#\[flash=([0-9]+),([0-9]+):$uid\](.*?)\[/flash:$uid\]#' => $this->bbcode_tpl('flash', $bbcode_id),

- )

- );

- }

- else

- {

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array(

- '#\[flash=([0-9]+),([0-9]+):$uid\](.*?)\[/flash:$uid\]#' => str_replace('$1', '$3', str_replace('$2', '[ flash ]', $this->bbcode_tpl('url', $bbcode_id, true)))

- )

- );

- }

- break;

-

- case 12:

- $this->bbcode_cache[$bbcode_id] = array(

- 'str' => array(

- '[/attachment:$uid]' => $this->bbcode_tpl('inline_attachment_close', $bbcode_id)

- ),

- 'preg' => array(

- '#\[attachment=([0-9]+):$uid\]#' => $this->bbcode_tpl('inline_attachment_open', $bbcode_id)

- )

- );

- break;

-

- default:

- if (isset($rowset[$bbcode_id]))

- {

- if ($this->template_bitfield->get($bbcode_id))

- {

- // The bbcode requires a custom template to be loaded

- if (!$bbcode_tpl = $this->bbcode_tpl($rowset[$bbcode_id]['bbcode_tag'], $bbcode_id))

- {

- // For some reason, the required template seems not to be available, use the default template

- $bbcode_tpl = (!empty($rowset[$bbcode_id]['second_pass_replace'])) ? $rowset[$bbcode_id]['second_pass_replace'] : $rowset[$bbcode_id]['bbcode_tpl'];

- }

- else

- {

- // In order to use templates with custom bbcodes we need

- // to replace all {VARS} to corresponding backreferences

- // Note that backreferences are numbered from bbcode_match

- if (preg_match_all('/\{(URL|LOCAL_URL|EMAIL|TEXT|SIMPLETEXT|IDENTIFIER|COLOR|NUMBER)[0-9]*\}/', $rowset[$bbcode_id]['bbcode_match'], $m))

- {

- foreach ($m[0] as $i => $tok)

- {

- $bbcode_tpl = str_replace($tok, '$' . ($i + 1), $bbcode_tpl);

- }

- }

- }

- }

- else

- {

- // Default template

- $bbcode_tpl = (!empty($rowset[$bbcode_id]['second_pass_replace'])) ? $rowset[$bbcode_id]['second_pass_replace'] : $rowset[$bbcode_id]['bbcode_tpl'];

- }

-

- // Replace {L_*} lang strings

- $bbcode_tpl = preg_replace('/{L_([A-Z_]+)}/e', "phpbb::\$user->lang('\$1')", $bbcode_tpl);

-

- if (!empty($rowset[$bbcode_id]['second_pass_replace']))

- {

- // The custom BBCode requires second-pass pattern replacements

- $this->bbcode_cache[$bbcode_id] = array(

- 'preg' => array($rowset[$bbcode_id]['second_pass_match'] => $bbcode_tpl)

- );

- }

- else

- {

- $this->bbcode_cache[$bbcode_id] = array(

- 'str' => array($rowset[$bbcode_id]['second_pass_match'] => $bbcode_tpl)

- );

- }

- }

- else

- {

- $this->bbcode_cache[$bbcode_id] = false;

- }

- break;

- }

- }

- }

-

- /**

- * Return bbcode template

- */

- function bbcode_tpl($tpl_name, $bbcode_id = -1, $skip_bitfield_check = false)

- {

- static $bbcode_hardtpl = array();

- if (empty($bbcode_hardtpl))

- {

- $bbcode_hardtpl = array(

- 'b_open' => '<span style="font-weight: bold">',

- 'b_close' => '</span>',

- 'i_open' => '<span style="font-style: italic">',

- 'i_close' => '</span>',

- 'u_open' => '<span style="text-decoration: underline">',

- 'u_close' => '</span>',

- 'img' => '<img src="$1" alt="' . phpbb::$user->lang['IMAGE'] . '" />',

- 'size' => '<span style="font-size: $1%; line-height: normal">$2</span>',

- 'color' => '<span style="color: $1">$2</span>',

- 'email' => '<a href="mailto:$1">$2</a>'

- );

- }

-

- if ($bbcode_id != -1 && !$skip_bitfield_check && !$this->template_bitfield->get($bbcode_id))

- {

- return (isset($bbcode_hardtpl[$tpl_name])) ? $bbcode_hardtpl[$tpl_name] : false;

- }

-

- if (empty($this->bbcode_template))

- {

- if (($tpl = file_get_contents($this->template_filename)) === false)

- {

- trigger_error('Could not load bbcode template', E_USER_ERROR);

- }

-

- // replace \ with \\ and then ' with \'.

- $tpl = str_replace('\\', '\\\\', $tpl);

- $tpl = str_replace("'", "\'", $tpl);

-

- // strip newlines and indent

- $tpl = preg_replace("/\n[\n\r\s\t]*/", '', $tpl);

-

- // Turn template blocks into PHP assignment statements for the values of $bbcode_tpl..

- $this->bbcode_template = array();

-

- $matches = preg_match_all('#<!-- BEGIN (.*?) -->(.*?)<!-- END (?:.*?) -->#', $tpl, $match);

-

- for ($i = 0; $i < $matches; $i++)

- {

- if (empty($match[1][$i]))

- {

- continue;

- }

-

- $this->bbcode_template[$match[1][$i]] = $this->bbcode_tpl_replace($match[1][$i], $match[2][$i]);

- }

- }

-

- return (isset($this->bbcode_template[$tpl_name])) ? $this->bbcode_template[$tpl_name] : ((isset($bbcode_hardtpl[$tpl_name])) ? $bbcode_hardtpl[$tpl_name] : false);

- }

-

- /**

- * Return bbcode template replacement

- */

- function bbcode_tpl_replace($tpl_name, $tpl)

- {

- static $replacements = array(

- 'quote_username_open' => array('{USERNAME}' => '$1'),

- 'color' => array('{COLOR}' => '$1', '{TEXT}' => '$2'),

- 'size' => array('{SIZE}' => '$1', '{TEXT}' => '$2'),

- 'img' => array('{URL}' => '$1'),

- 'flash' => array('{WIDTH}' => '$1', '{HEIGHT}' => '$2', '{URL}' => '$3'),

- 'url' => array('{URL}' => '$1', '{DESCRIPTION}' => '$2'),

- 'email' => array('{EMAIL}' => '$1', '{DESCRIPTION}' => '$2')

- );

-

- $tpl = preg_replace('/{L_([A-Z_]+)}/e', "phpbb::\$user->lang('\$1')", $tpl);

-

- if (!empty($replacements[$tpl_name]))

- {

- $tpl = strtr($tpl, $replacements[$tpl_name]);

- }

-

- return trim($tpl);

- }

-

- /**

- * Second parse list bbcode

- */

- function bbcode_list($type)

- {

- if ($type == '')

- {

- $tpl = 'ulist_open_default';

- $type = 'default';

- }

- else if ($type == 'i')

- {

- $tpl = 'olist_open';

- $type = 'lower-roman';

- }

- else if ($type == 'I')

- {

- $tpl = 'olist_open';

- $type = 'upper-roman';

- }

- else if (preg_match('#^(disc|circle|square)$#i', $type))

- {

- $tpl = 'ulist_open';

- $type = strtolower($type);

- }

- else if (preg_match('#^[a-z]$#', $type))

- {

- $tpl = 'olist_open';

- $type = 'lower-alpha';

- }

- else if (preg_match('#[A-Z]#', $type))

- {

- $tpl = 'olist_open';

- $type = 'upper-alpha';

- }

- else if (is_numeric($type))

- {

- $tpl = 'olist_open';

- $type = 'decimal';

- }

- else

- {

- $tpl = 'olist_open';

- $type = 'decimal';

- }

-

- return str_replace('{LIST_TYPE}', $type, $this->bbcode_tpl($tpl));

- }

-

- /**

- * Second parse quote tag

- */

- function bbcode_second_pass_quote($username, $quote)

- {

- // when using the /e modifier, preg_replace slashes double-quotes but does not

- // seem to slash anything else

- $quote = str_replace('\"', '"', $quote);

- $username = str_replace('\"', '"', $username);

-

- // remove newline at the beginning

- if ($quote == "\n")

- {

- $quote = '';

- }

-

- $quote = (($username) ? str_replace('$1', $username, $this->bbcode_tpl('quote_username_open')) : $this->bbcode_tpl('quote_open')) . $quote;

-

- return $quote;

- }

-

- /**

- * Second parse code tag

- */

- function bbcode_second_pass_code($type, $code)

- {

- // when using the /e modifier, preg_replace slashes double-quotes but does not

- // seem to slash anything else

- $code = str_replace('\"', '"', $code);

-

- switch ($type)

- {

- case 'php':

- // Not the english way, but valid because of hardcoded syntax highlighting

- if (strpos($code, '<span class="syntaxdefault"><br /></span>') === 0)

- {

- $code = substr($code, 41);

- }

-

- // no break;

-

- default:

- $code = str_replace("\t", '&nbsp; &nbsp;', $code);

- $code = str_replace(' ', '&nbsp; ', $code);

- $code = str_replace(' ', ' &nbsp;', $code);

-

- // remove newline at the beginning

- if (!empty($code) && $code[0] == "\n")

- {

- $code = substr($code, 1);

- }

- break;

- }

-

- $code = $this->bbcode_tpl('code_open') . $code . $this->bbcode_tpl('code_close');

-

- return $code;

- }

-}

-

-?> \ No newline at end of file