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https://github.com/phpbb/phpbb.git
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294 lines
8.0 KiB
PHP
294 lines
8.0 KiB
PHP
<?php
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/***************************************************************************
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* bbcode.php
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* -------------------
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* begin : Saturday, Feb 13, 2001
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* copyright : (C) 2001 The phpBB Group
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* email : support@phpbb.com
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*
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* $Id$
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*
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***************************************************************************/
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/***************************************************************************
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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***************************************************************************/
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class bbcode
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{
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var $bbcode_uid = '';
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var $bbcode_bitfield = 0;
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var $bbcode_cache = array();
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function bbcode($uid = '', $bitfield = 0)
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{
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$this->bbcode_uid = $uid;
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$this->bbcode_bitfield = $bitfield;
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//$this->bbcode_cache_init();
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}
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function bbcode_second_pass(&$message, $bbcode_uid = '', $bbcode_bitfield = '')
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{
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if (empty($this->bbcode_cache))
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{
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$this->bbcode_cache_init();
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}
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if ($bbcode_uid)
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{
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$this->bbcode_uid = $bbcode_uid;
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}
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if ($bbcode_bitfield)
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{
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$this->bbcode_bitfield = $bbcode_bitfield;
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}
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$str = array('search' => array(), 'replace' => array());
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$preg = array('search' => array(), 'replace' => array());
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for ($bbcode_id = 0; $bbcode_id < 31; ++$bbcode_id)
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{
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if ($this->bbcode_bitfield & pow(2, $bbcode_id))
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{
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foreach ($this->bbcode_cache[$bbcode_id] as $type => $array)
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{
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foreach ($array as $search => $replace)
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{
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${$type}['search'][] = str_replace('$uid', $this->bbcode_uid, $search);
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${$type}['replace'][] = $replace;
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}
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}
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}
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}
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$message = str_replace($str['search'], $str['replace'], $message);
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$message = preg_replace($preg['search'], $preg['replace'], $message);
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return $message;
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}
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//
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// bbcode_cache_init()
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//
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// requires: $this->bbcode_bitfield
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// sets: $this->bbcode_cache with bbcode templates needed for bbcode_bitfield
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//
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function bbcode_cache_init()
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{
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$sql = '';
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$bbcode_ids = array();
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// TODO: only load needed bbcodes
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for ($bbcode_id = 0; $bbcode_id < 10; ++$bbcode_id)
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{
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$bbcode_ids[] = $bbcode_id;
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//
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// WARNING: hardcoded values. it assumes that bbcodes with bbcode_id > 10 are user-defined bbcodes
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// and it has to be specified which bbcodes need the template to be loaded
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//
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if ($bbcode_id > 10)
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{
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$sql .= $bbcode_id . ',';
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}
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elseif (in_array($bbcode_id, array(0, 5, 6, 8, 9)))
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{
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$load_template = TRUE;
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}
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}
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if (!empty($load_template))
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{
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global $template, $user;
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$tpl_filename = $template->make_filename('bbcode.html');
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if (!$fp = @fopen($tpl_filename, 'rb'))
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{
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trigger_error('Could not load bbcode template');
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}
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$tpl = fread($fp, filesize($tpl_filename));
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@fclose($fp);
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// replace \ with \\ and then ' with \'.
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$tpl = str_replace('\\', '\\\\', $tpl);
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$tpl = str_replace("'", "\'", $tpl);
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// strip newlines.
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$tpl = str_replace("\n", '', $tpl);
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// Turn template blocks into PHP assignment statements for the values of $bbcode_tpl..
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$tpl = preg_replace('#<!-- BEGIN (.*?) -->(.*?)<!-- END (.*?) -->#', "\n" . "\$this->bbcode_tpl['\\1'] = trim('\\2');", $tpl);
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$this->bbcode_tpl = array();
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eval($tpl);
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$this->bbcode_tpl['quote_open'] = str_replace('{L_QUOTE}', $user->lang['QUOTE'], $this->bbcode_tpl['quote_open']);
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$this->bbcode_tpl['quote_username_open'] = str_replace('{L_QUOTE}', $user->lang['QUOTE'], $this->bbcode_tpl['quote_username_open']);
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$this->bbcode_tpl['quote_username_open'] = str_replace('{L_WROTE}', $user->lang['WROTE'], $this->bbcode_tpl['quote_username_open']);
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$this->bbcode_tpl['quote_username_open'] = str_replace('{USERNAME}', '\\1', $this->bbcode_tpl['quote_username_open']);
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$this->bbcode_tpl['code_open'] = str_replace('{L_CODE}', $user->lang['CODE'], $this->bbcode_tpl['code_open']);
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}
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if ($sql)
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{
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global $db;
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$rowset = array();
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$sql = 'SELECT bbcode_id, second_pass_regexp, second_pass_replacement
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FROM ' . BBCODES_TABLE . '
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WHERE bbcode_id IN (' . substr($sql, 0, -1) . ')
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ORDER BY bbcode_id';
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$result = $db->sql_query($sql);
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while ($row = $db->sql_fetchrow($result))
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{
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$rowset[$row['bbcode_id']] = $row;
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}
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}
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foreach ($bbcode_ids as $bbcode_id)
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{
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switch ($bbcode_id)
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{
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case 0:
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$this->bbcode_cache[$bbcode_id] = array(
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'str' => array(
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'[quote:$uid]' => $this->bbcode_tpl['quote_open'],
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'[/quote:$uid]' => $this->bbcode_tpl['quote_close']
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),
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'preg' => array(
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'#\[quote:$uid="(.*?)"\]#' => $this->bbcode_tpl['quote_username_open']
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)
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);
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break;
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case 1:
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$this->bbcode_cache[$bbcode_id] = array(
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'str' => array(
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'[b:$uid]' => '<span style="font-weight: bold">',
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'[/b:$uid]' => '</span>'
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)
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);
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break;
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case 2:
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$this->bbcode_cache[$bbcode_id] = array(
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'str' => array(
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'[i:$uid]' => '<span style="font-style: italic">',
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'[/i:$uid]' => '</span>'
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)
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);
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break;
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case 3:
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$this->bbcode_cache[$bbcode_id] = array(
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'preg' => array(
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'#\[url:$uid\](.*?)\[/url:$uid\]#s' => '<a href="\1" target="_blank">\1</a>',
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'#\[url=(.*?):$uid\](.*?)\[/url:$uid\]#s' => '<a href="\1" target="_blank">\2</a>'
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)
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);
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break;
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case 4:
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$this->bbcode_cache[$bbcode_id] = array(
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'preg' => array(
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'#\[img:$uid\](.*?)\[/img:$uid\]#s' => '<img src="\1" border="0" />'
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)
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);
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break;
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case 5:
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$this->bbcode_cache[$bbcode_id] = array(
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'preg' => array(
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'#\[size=(.*?):$uid\](.*?)\[/size:$uid\]#s' => '<span style="font-size: \1px; line-height: normal">\2</span>'
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)
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);
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break;
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case 6:
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$this->bbcode_cache[$bbcode_id] = array(
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'preg' => array(
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'#\[color=(.*?):$uid\](.*?)\[/color:$uid\]#s' => '<span style="color: \1">\2</span>'
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)
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);
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break;
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case 7:
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$this->bbcode_cache[$bbcode_id] = array(
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'str' => array(
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'[u:$uid]' => '<span style="text-decoration: underline">',
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'[/u:$uid]' => '</span>'
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)
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);
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break;
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case 8:
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$this->bbcode_cache[$bbcode_id] = array(
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'preg' => array(
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'#\[code:$uid\](.*?)\[/code:$uid\]#ise' => '$this->bbcode_second_pass_code("\1")'
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)
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);
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break;
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case 9:
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$this->bbcode_cache[$bbcode_id] = array(
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'str' => array(
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'[list:$uid]' => '<ul>',
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'[/list:u:$uid]' => '</ul>',
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'[/list:o:$uid]' => '</ol>',
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'[*:$uid]' => '<li>'
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),
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'preg' => array(
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'#\[list=(.+?):$uid\]#e' => '$this->bbcode_ordered_list("\1")',
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)
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);
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break;
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case 10:
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$this->bbcode_cache[$bbcode_id] = array(
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'preg' => array(
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'#\[email:$uid\](.*?)\[/email:$uid\]#is' => '<a href="mailto:\1">\1</a>',
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'#\[email=(.*?):$uid\](.*?)\[/email:$uid\]#is' => '<a href="mailto:\1">\2</a>'
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)
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);
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break;
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default:
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if (isset($rowset[$bbcode_id]))
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{
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$this->bbcode_cache[$bbcode_id] = array(
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'preg' => array($rowset[$bbcode_id]['second_pass_regexp'], $rowset[$bbcode_id]['second_pass_replacement'])
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);
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}
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else
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{
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$this->bbcode_cache[$bbcode_id] = array();
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}
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}
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}
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}
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function bbcode_ordered_list($chr)
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{
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if (is_numeric($chr))
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{
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$start = $chr;
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$chr = '1';
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}
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elseif (strtolower($chr) == 'i')
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{
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$start = 1;
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}
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else
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{
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$start = ord(strtolower($chr)) - 96;
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$chr = 'a';
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}
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return '<ol type="' . $chr . '" start="' . $start . '">';
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}
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function bbcode_second_pass_code($code)
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{
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$code = str_replace("\t", ' ', $code);
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$code = str_replace(' ', ' ', $code);
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$code = str_replace(' ', ' ', $code);
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$code = $this->bbcode_tpl['code_open'] . $code . $this->bbcode_tpl['code_close'];
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return $code;
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}
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}
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?>
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