| 1 | <?php |
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| 2 | /*********************************************************************** |
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| 3 | |
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| 4 | Copyright (C) 2002-2005 Rickard Andersson (rickard@punbb.org) |
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| 5 | |
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| 6 | This file is part of PunBB. |
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| 7 | |
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| 8 | PunBB is free software; you can redistribute it and/or modify it |
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| 9 | under the terms of the GNU General Public License as published |
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| 10 | by the Free Software Foundation; either version 2 of the License, |
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| 11 | or (at your option) any later version. |
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| 12 | |
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| 13 | PunBB is distributed in the hope that it will be useful, but |
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| 14 | WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | GNU General Public License for more details. |
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| 17 | |
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| 18 | You should have received a copy of the GNU General Public License |
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| 19 | along with this program; if not, write to the Free Software |
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| 20 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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| 21 | MA 02111-1307 USA |
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| 22 | |
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| 23 | ************************************************************************/ |
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| 24 | |
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| 25 | // Make sure no one attempts to run this script "directly" |
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| 26 | if (!defined('PUN')) |
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| 27 | exit; |
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| 28 | |
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| 29 | |
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| 30 | // Load cache smiley |
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| 31 | @include_once PUN_ROOT.'cache/cache_smilies.php'; |
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| 32 | if (!defined('PUN_CACHE_SMILEY')) |
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| 33 | { |
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| 34 | require_once PUN_ROOT.'include/cache_smilies.php'; |
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| 35 | generate_smiley_cache(); |
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| 36 | require PUN_ROOT.'cache/cache_smilies.php'; |
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| 37 | } |
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| 38 | |
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| 39 | |
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| 40 | // |
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| 41 | // Make sure all BBCodes are lower case and do a little cleanup |
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| 42 | // |
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| 43 | function preparse_bbcode($text, &$errors, $is_signature = false) |
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| 44 | { |
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| 45 | // Change all simple BBCodes to lower case |
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| 46 | $a = array('[B]', '[I]', '[U]', '[/B]', '[/I]', '[/U]'); |
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| 47 | $b = array('[b]', '[i]', '[u]', '[/b]', '[/i]', '[/u]'); |
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| 48 | $text = str_replace($a, $b, $text); |
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| 49 | |
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| 50 | // Do the more complex BBCodes (also strip excessive whitespace and useless quotes) |
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| 51 | $a = array( '#\[url=("|\'|)(.*?)\\1\]\s*#i', |
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| 52 | '#\[url\]\s*#i', |
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| 53 | '#\s*\[/url\]#i', |
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| 54 | '#\[email=("|\'|)(.*?)\\1\]\s*#i', |
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| 55 | '#\[email\]\s*#i', |
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| 56 | '#\s*\[/email\]#i', |
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| 57 | '#\[img\]\s*(.*?)\s*\[/img\]#is', |
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| 58 | '#\[colou?r=("|\'|)(.*?)\\1\](.*?)\[/colou?r\]#is'); |
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| 59 | |
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| 60 | $b = array( '[url=$2]', |
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| 61 | '[url]', |
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| 62 | '[/url]', |
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| 63 | '[email=$2]', |
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| 64 | '[email]', |
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| 65 | '[/email]', |
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| 66 | '[img]$1[/img]', |
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| 67 | '[color=$2]$3[/color]'); |
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| 68 | |
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| 69 | if (!$is_signature) |
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| 70 | { |
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| 71 | // For non-signatures, we have to do the quote and code tags as well |
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| 72 | $a[] = '#\[quote=("|"|\'|)(.*?)\\1\]\s*#i'; |
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| 73 | $a[] = '#\[quote\]\s*#i'; |
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| 74 | $a[] = '#\s*\[/quote\]\s*#i'; |
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| 75 | $a[] = '#\[code\][\r\n]*(.*?)\s*\[/code\]\s*#is'; |
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| 76 | |
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| 77 | $b[] = '[quote=$1$2$1]'; |
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| 78 | $b[] = '[quote]'; |
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| 79 | $b[] = '[/quote]'."\n"; |
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| 80 | $b[] = '[code]$1[/code]'."\n"; |
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| 81 | } |
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| 82 | |
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| 83 | // Run this baby! |
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| 84 | $text = preg_replace($a, $b, $text); |
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| 85 | |
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| 86 | if (!$is_signature) |
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| 87 | { |
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| 88 | $overflow = check_tag_order($text, $error); |
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| 89 | |
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| 90 | if ($error) |
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| 91 | // A BBCode error was spotted in check_tag_order() |
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| 92 | $errors[] = $error; |
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| 93 | else if ($overflow) |
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| 94 | // The quote depth level was too high, so we strip out the inner most quote(s) |
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| 95 | $text = substr($text, 0, $overflow[0]).substr($text, $overflow[1], (strlen($text) - $overflow[0])); |
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| 96 | } |
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| 97 | else |
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| 98 | { |
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| 99 | global $lang_prof_reg; |
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| 100 | |
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| 101 | if (preg_match('#\[quote=("|"|\'|)(.*)\\1\]|\[quote\]|\[/quote\]|\[code\]|\[/code\]#i', $text)) |
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| 102 | message($lang_prof_reg['Signature quote/code']); |
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| 103 | } |
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| 104 | |
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| 105 | return trim($text); |
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| 106 | } |
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| 107 | |
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| 108 | |
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| 109 | // |
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| 110 | // Parse text and make sure that [code] and [quote] syntax is correct |
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| 111 | // |
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| 112 | function check_tag_order($text, &$error) |
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| 113 | { |
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| 114 | global $lang_common; |
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| 115 | |
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| 116 | // The maximum allowed quote depth |
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| 117 | $max_depth = 3; |
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| 118 | |
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| 119 | $cur_index = 0; |
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| 120 | $q_depth = 0; |
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| 121 | |
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| 122 | while (true) |
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| 123 | { |
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| 124 | // Look for regular code and quote tags |
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| 125 | $c_start = strpos($text, '[code]'); |
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| 126 | $c_end = strpos($text, '[/code]'); |
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| 127 | $q_start = strpos($text, '[quote]'); |
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| 128 | $q_end = strpos($text, '[/quote]'); |
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| 129 | |
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| 130 | // Look for [quote=username] style quote tags |
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| 131 | if (preg_match('#\[quote=("|"|\'|)(.*)\\1\]#sU', $text, $matches)) |
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| 132 | $q2_start = strpos($text, $matches[0]); |
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| 133 | else |
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| 134 | $q2_start = 65536; |
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| 135 | |
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| 136 | // Deal with strpos() returning false when the string is not found |
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| 137 | // (65536 is one byte longer than the maximum post length) |
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| 138 | if ($c_start === false) $c_start = 65536; |
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| 139 | if ($c_end === false) $c_end = 65536; |
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| 140 | if ($q_start === false) $q_start = 65536; |
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| 141 | if ($q_end === false) $q_end = 65536; |
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| 142 | |
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| 143 | // If none of the strings were found |
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| 144 | if (min($c_start, $c_end, $q_start, $q_end, $q2_start) == 65536) |
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| 145 | break; |
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| 146 | |
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| 147 | // We are interested in the first quote (regardless of the type of quote) |
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| 148 | $q3_start = ($q_start < $q2_start) ? $q_start : $q2_start; |
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| 149 | |
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| 150 | // We found a [quote] or a [quote=username] |
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| 151 | if ($q3_start < min($q_end, $c_start, $c_end)) |
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| 152 | { |
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| 153 | $step = ($q_start < $q2_start) ? 7 : strlen($matches[0]); |
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| 154 | |
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| 155 | $cur_index += $q3_start + $step; |
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| 156 | |
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| 157 | // Did we reach $max_depth? |
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| 158 | if ($q_depth == $max_depth) |
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| 159 | $overflow_begin = $cur_index - $step; |
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| 160 | |
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| 161 | ++$q_depth; |
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| 162 | $text = substr($text, $q3_start + $step); |
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| 163 | } |
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| 164 | |
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| 165 | // We found a [/quote] |
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| 166 | else if ($q_end < min($q_start, $c_start, $c_end)) |
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| 167 | { |
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| 168 | if ($q_depth == 0) |
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| 169 | { |
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| 170 | $error = $lang_common['BBCode error'].' '.$lang_common['BBCode error 1']; |
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| 171 | return; |
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| 172 | } |
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| 173 | |
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| 174 | $q_depth--; |
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| 175 | $cur_index += $q_end+8; |
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| 176 | |
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| 177 | // Did we reach $max_depth? |
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| 178 | if ($q_depth == $max_depth) |
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| 179 | $overflow_end = $cur_index; |
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| 180 | |
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| 181 | $text = substr($text, $q_end+8); |
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| 182 | } |
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| 183 | |
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| 184 | // We found a [code] |
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| 185 | else if ($c_start < min($c_end, $q_start, $q_end)) |
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| 186 | { |
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| 187 | // Make sure there's a [/code] and that any new [code] doesn't occur before the end tag |
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| 188 | $tmp = strpos($text, '[/code]'); |
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| 189 | $tmp2 = strpos(substr($text, $c_start+6), '[code]'); |
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| 190 | if ($tmp2 !== false) |
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| 191 | $tmp2 += $c_start+6; |
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| 192 | |
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| 193 | if ($tmp === false || ($tmp2 !== false && $tmp2 < $tmp)) |
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| 194 | { |
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| 195 | $error = $lang_common['BBCode error'].' '.$lang_common['BBCode error 2']; |
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| 196 | return; |
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| 197 | } |
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| 198 | else |
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| 199 | $text = substr($text, $tmp+7); |
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| 200 | |
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| 201 | $cur_index += $tmp+7; |
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| 202 | } |
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| 203 | |
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| 204 | // We found a [/code] (this shouldn't happen since we handle both start and end tag in the if clause above) |
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| 205 | else if ($c_end < min($c_start, $q_start, $q_end)) |
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| 206 | { |
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| 207 | $error = $lang_common['BBCode error'].' '.$lang_common['BBCode error 3']; |
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| 208 | return; |
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| 209 | } |
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| 210 | } |
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| 211 | |
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| 212 | // If $q_depth <> 0 something is wrong with the quote syntax |
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| 213 | if ($q_depth) |
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| 214 | { |
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| 215 | $error = $lang_common['BBCode error'].' '.$lang_common['BBCode error 4']; |
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| 216 | return; |
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| 217 | } |
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| 218 | else if ($q_depth < 0) |
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| 219 | { |
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| 220 | $error = $lang_common['BBCode error'].' '.$lang_common['BBCode error 5']; |
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| 221 | return; |
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| 222 | } |
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| 223 | |
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| 224 | // If the quote depth level was higher than $max_depth we return the index for the |
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| 225 | // beginning and end of the part we should strip out |
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| 226 | if (isset($overflow_begin)) |
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| 227 | return array($overflow_begin, $overflow_end); |
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| 228 | else |
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| 229 | return null; |
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| 230 | } |
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| 231 | |
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| 232 | |
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| 233 | // |
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| 234 | // Split text into chunks ($inside contains all text inside $start and $end, and $outside contains all text outside) |
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| 235 | // |
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| 236 | function split_text($text, $start, $end) |
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| 237 | { |
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| 238 | global $pun_config; |
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| 239 | |
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| 240 | $tokens = explode($start, $text); |
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| 241 | |
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| 242 | $outside[] = $tokens[0]; |
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| 243 | |
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| 244 | $num_tokens = count($tokens); |
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| 245 | for ($i = 1; $i < $num_tokens; ++$i) |
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| 246 | { |
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| 247 | $temp = explode($end, $tokens[$i]); |
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| 248 | $inside[] = $temp[0]; |
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| 249 | $outside[] = $temp[1]; |
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| 250 | } |
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| 251 | |
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| 252 | if ($pun_config['o_indent_num_spaces'] != 8 && $start == '[code]') |
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| 253 | { |
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| 254 | $spaces = str_repeat(' ', $pun_config['o_indent_num_spaces']); |
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| 255 | $inside = str_replace("\t", $spaces, $inside); |
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| 256 | } |
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| 257 | |
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| 258 | return array($inside, $outside); |
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| 259 | } |
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| 260 | |
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| 261 | |
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| 262 | // |
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| 263 | // Truncate URL if longer than 55 characters (add http:// or ftp:// if missing) |
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| 264 | // |
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| 265 | function handle_url_tag($url, $link = '') |
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| 266 | { |
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| 267 | global $pun_user; |
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| 268 | |
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| 269 | $full_url = str_replace(array(' ', '\'', '`'), array('%20', '', ''), $url); |
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| 270 | if (strpos($url, 'www.') === 0) // If it starts with www, we add http:// |
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| 271 | $full_url = 'http://'.$full_url; |
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| 272 | else if (strpos($url, 'ftp.') === 0) // Else if it starts with ftp, we add ftp:// |
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| 273 | $full_url = 'ftp://'.$full_url; |
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| 274 | else if (!preg_match('#^([a-z0-9]{3,6})://#', $url, $bah)) // Else if it doesn't start with abcdef://, we add http:// |
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| 275 | $full_url = 'http://'.$full_url; |
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| 276 | |
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| 277 | // Ok, not very pretty :-) |
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| 278 | $link = ($link == '' || $link == $url) ? ((strlen($url) > 55) ? substr($url, 0 , 39).' … '.substr($url, -10) : $url) : stripslashes($link); |
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| 279 | |
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| 280 | return '<a href="'.$full_url.'" target=\"_blank\">'.$link.'</a>'; |
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| 281 | } |
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| 282 | |
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| 283 | |
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| 284 | // |
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| 285 | // Turns an URL from the [img] tag into an <img> tag or a <a href...> tag |
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| 286 | // |
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| 287 | function handle_img_tag($url, $is_signature = false) |
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| 288 | { |
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| 289 | global $lang_common, $pun_config, $pun_user; |
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| 290 | |
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| 291 | $img_tag = '<a href="'.$url.'"><'.$lang_common['Image link'].'></a>'; |
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| 292 | |
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| 293 | if ($is_signature && $pun_user['show_img_sig'] != '0') |
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| 294 | $img_tag = '<img class="sigimage" src="'.$url.'" alt="'.htmlspecialchars($url).'" />'; |
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| 295 | else if (!$is_signature && $pun_user['show_img'] != '0') |
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| 296 | $img_tag = '<img class="postimg" src="'.$url.'" alt="'.htmlspecialchars($url).'" />'; |
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| 297 | |
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| 298 | return $img_tag; |
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| 299 | } |
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| 300 | |
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| 301 | |
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| 302 | // |
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| 303 | // Convert BBCodes to their HTML equivalent |
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| 304 | // |
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| 305 | function do_bbcode($text) |
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| 306 | { |
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| 307 | global $lang_common, $pun_user; |
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| 308 | |
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| 309 | if (strpos($text, 'quote') !== false) |
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| 310 | { |
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| 311 | $text = str_replace('[quote]', '</p><blockquote><div class="incqbox"><p>', $text); |
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| 312 | $text = preg_replace('#\[quote=("|"|\'|)(.*)\\1\]#seU', '"</p><blockquote><div class=\"incqbox\"><h4>".str_replace(array(\'[\', \'\\"\'), array(\'[\', \'"\'), \'$2\')." ".$lang_common[\'wrote\'].":</h4><p>"', $text); |
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| 313 | $text = preg_replace('#\[\/quote\]\s*#', '</p></div></blockquote><p>', $text); |
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| 314 | } |
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| 315 | |
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| 316 | $pattern = array('#\[b\](.*?)\[/b\]#s', |
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| 317 | '#\[i\](.*?)\[/i\]#s', |
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| 318 | '#\[u\](.*?)\[/u\]#s', |
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| 319 | '#\[url\]([^\[]*?)\[/url\]#e', |
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| 320 | '#\[url=([^\[]*?)\](.*?)\[/url\]#e', |
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| 321 | '#\[email\]([^\[]*?)\[/email\]#', |
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| 322 | '#\[email=([^\[]*?)\](.*?)\[/email\]#', |
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| 323 | '#\[color=([a-zA-Z]*|\#?[0-9a-fA-F]{6})](.*?)\[/color\]#s', |
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| 324 | '#\[font=(.*?)](.*?)\[/font\]#s', |
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| 325 | '#\[align=(.*?)\](.*?)\[/align\]#s', |
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| 326 | '#\[hr /\]#', |
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| 327 | '#\[hr\]#', |
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| 328 | '#\[s\](.*?)\[/s\]#s', |
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| 329 | '#\[h\](.*?)\[/h\]#s', |
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| 330 | '#\[size=([0-9]{1,2})](.*?)\[/size\]#s'); |
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| 331 | |
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| 332 | $replace = array('<strong>$1</strong>', |
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| 333 | '<em>$1</em>', |
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| 334 | '<span class="bbu">$1</span>', |
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| 335 | 'handle_url_tag(\'$1\')', |
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| 336 | 'handle_url_tag(\'$1\', \'$2\')', |
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| 337 | '<a href="mailto:$1">$1</a>', |
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| 338 | '<a href="mailto:$1">$2</a>', |
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| 339 | '<span style="color: $1">$2</span>', |
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| 340 | '<span style="font-family: $1">$2</span>', |
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| 341 | '<div align="$1">$2</div>', |
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| 342 | '<hr />', |
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| 343 | '<hr />', |
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| 344 | '<del>$1</del>', |
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| 345 | '<span style="background-color: #FFFF00; color: #000000">$1</span>', |
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| 346 | '<span style="font-size: $1pt;">$2</span>'); |
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| 347 | |
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| 348 | // This thing takes a while! :) |
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| 349 | $text = preg_replace($pattern, $replace, $text); |
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| 350 | |
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| 351 | return $text; |
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| 352 | } |
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| 353 | |
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| 354 | |
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| 355 | // |
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| 356 | // Make hyperlinks clickable |
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| 357 | // |
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| 358 | function do_clickable($text) |
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| 359 | { |
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| 360 | global $pun_user; |
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| 361 | |
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| 362 | $text = ' '.$text; |
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| 363 | |
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| 364 | $text = preg_replace('#([\s\(\)])(https?|ftp|news){1}://([\w\-]+\.([\w\-]+\.)*[\w]+(:[0-9]+)?(/[^"\s\(\)<\[]*)?)#ie', '\'$1\'.handle_url_tag(\'$2://$3\')', $text); |
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| 365 | $text = preg_replace('#([\s\(\)])(www|ftp)\.(([\w\-]+\.)*[\w]+(:[0-9]+)?(/[^"\s\(\)<\[]*)?)#ie', '\'$1\'.handle_url_tag(\'$2.$3\', \'$2.$3\')', $text); |
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| 366 | |
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| 367 | return substr($text, 1); |
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| 368 | } |
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| 369 | |
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| 370 | |
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| 371 | // |
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| 372 | // Convert a series of smilies to images |
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| 373 | // |
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| 374 | function do_smilies($text) |
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| 375 | { |
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| 376 | global $smiley_text, $smiley_img; |
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| 377 | |
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| 378 | $text = ' '.$text.' '; |
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| 379 | |
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| 380 | $num_smilies = count($smiley_text); |
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| 381 | for ($i = 0; $i < $num_smilies; ++$i) |
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| 382 | $text = preg_replace("#(?<=.\W|\W.|^\W)".preg_quote($smiley_text[$i], '#')."(?=.\W|\W.|\W$)#m", '$1<img src="'.PUN_ROOT.'img/smilies/'.$smiley_img[$i].'" alt="'.substr($smiley_img[$i], 0, strrpos($smiley_img[$i], '.')).'" />$2', $text); |
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| 383 | |
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| 384 | return substr($text, 1, -1); |
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| 385 | } |
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| 386 | |
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| 387 | |
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| 388 | // |
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| 389 | // Parse message text |
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| 390 | // |
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| 391 | function parse_message($text, $hide_smilies) |
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| 392 | { |
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| 393 | global $pun_config, $lang_common, $pun_user; |
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| 394 | |
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| 395 | if ($pun_config['o_censoring'] == '1') |
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| 396 | $text = censor_words($text); |
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| 397 | |
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| 398 | // Convert applicable characters to HTML entities |
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| 399 | $text = pun_htmlspecialchars($text); |
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| 400 | |
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| 401 | // If the message contains a code tag we have to split it up (text within [code][/code] shouldn't be touched) |
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| 402 | if (strpos($text, '[code]') !== false && strpos($text, '[/code]') !== false) |
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| 403 | { |
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| 404 | list($inside, $outside) = split_text($text, '[code]', '[/code]'); |
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| 405 | $outside = array_map('ltrim', $outside); |
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| 406 | $text = implode('<">', $outside); |
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| 407 | } |
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| 408 | |
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| 409 | if ($pun_config['o_make_links'] == '1') |
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| 410 | $text = do_clickable($text); |
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| 411 | |
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| 412 | if ($pun_config['o_smilies'] == '1' && $pun_user['show_smilies'] == '1' && $hide_smilies == '0') |
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| 413 | $text = do_smilies($text); |
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| 414 | |
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| 415 | if ($pun_config['p_message_bbcode'] == '1' && strpos($text, '[') !== false && strpos($text, ']') !== false) |
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| 416 | { |
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| 417 | $text = do_bbcode($text); |
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| 418 | |
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| 419 | if ($pun_config['p_message_img_tag'] == '1') |
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| 420 | { |
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| 421 | // $text = preg_replace('#\[img\]((ht|f)tps?://)([^\s<"]*?)\.(jpg|jpeg|png|gif)\[/img\]#e', 'handle_img_tag(\'$1$3.$4\')', $text); |
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| 422 | $text = preg_replace('#\[img\]((ht|f)tps?://)([^\s<"]*?)\[/img\]#e', 'handle_img_tag(\'$1$3\')', $text); |
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| 423 | } |
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| 424 | } |
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| 425 | |
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| 426 | // Deal with newlines, tabs and multiple spaces |
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| 427 | $pattern = array("\n", "\t", ' ', ' '); |
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| 428 | $replace = array('<br />', '    ', '  ', '  '); |
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| 429 | $text = str_replace($pattern, $replace, $text); |
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| 430 | |
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| 431 | // If we split up the message before we have to concatenate it together again (code tags) |
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| 432 | if (isset($inside)) |
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| 433 | { |
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| 434 | $outside = explode('<">', $text); |
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| 435 | $text = ''; |
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| 436 | |
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| 437 | $num_tokens = count($outside); |
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| 438 | |
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| 439 | for ($i = 0; $i < $num_tokens; ++$i) |
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| 440 | { |
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| 441 | $text .= $outside[$i]; |
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| 442 | if (isset($inside[$i])) |
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| 443 | { |
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| 444 | $num_lines = ((substr_count($inside[$i], "\n")) + 3) * 1.5; |
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| 445 | $height_str = ($num_lines > 35) ? '35em' : $num_lines.'em'; |
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| 446 | $text .= '</p><div class="codebox"><div class="incqbox"><h4>'.$lang_common['Code'].':</h4><div class="scrollbox" style="height: '.$height_str.'"><pre>'.$inside[$i].'</pre></div></div></div><p>'; |
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| 447 | } |
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| 448 | } |
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| 449 | } |
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| 450 | |
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| 451 | // Add paragraph tag around post, but make sure there are no empty paragraphs |
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| 452 | $text = str_replace('<p></p>', '', '<p>'.$text.'</p>'); |
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| 453 | |
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| 454 | // Mod: Flash MP3 Player (8 nouvelles lignes suivent) |
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| 455 | $player_url = 'dewplayer-multi.swf'; |
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| 456 | $player_bgcolor = 'ffffff'; |
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| 457 | $player_width = 240; |
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| 458 | $player_height = 20; |
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| 459 | $player_param = '?bgcolor='.$player_bgcolor.'&mp3=$1'; // Pour plus d'options: http://www.alsacreations.fr/?dewplayer |
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| 460 | $player_alternative = '<strong>Flash non détécté</strong>'; |
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| 461 | $player_code = "\n\t\t\t\t\t<object type=\"application/x-shockwave-flash\" data=\"".$player_url.$player_param."\" width=\"".$player_width."\" height=\"".$player_height."\">\n\t\t\t\t\t <param name=\"movie\" value=\"".$player_url.$player_param."\" />\n\t\t\t\t\t <param name=\"bgcolor\" value=\"#".$player_bgcolor."\" />\n\t\t\t\t\t ".$player_alternative."\n\t\t\t\t\t</object>\n\t\t\t\t\t"; |
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| 462 | $text = preg_replace("/\[mp3 url=([^ ]+)\]/", $player_code, $text); |
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| 463 | |
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| 464 | return $text; |
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| 465 | } |
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| 466 | |
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| 467 | |
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| 468 | // |
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| 469 | // Parse signature text |
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| 470 | // |
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| 471 | function parse_signature($text) |
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| 472 | { |
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| 473 | global $pun_config, $lang_common, $pun_user; |
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| 474 | |
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| 475 | if ($pun_config['o_censoring'] == '1') |
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| 476 | $text = censor_words($text); |
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| 477 | |
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| 478 | $text = pun_htmlspecialchars($text); |
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| 479 | |
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| 480 | if ($pun_config['o_make_links'] == '1') |
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| 481 | $text = do_clickable($text); |
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| 482 | |
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| 483 | if ($pun_config['o_smilies_sig'] == '1' && $pun_user['show_smilies'] != '0') |
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| 484 | $text = do_smilies($text); |
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| 485 | |
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| 486 | if ($pun_config['p_sig_bbcode'] == '1' && strpos($text, '[') !== false && strpos($text, ']') !== false) |
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| 487 | { |
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| 488 | $text = do_bbcode($text); |
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| 489 | |
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| 490 | if ($pun_config['p_sig_img_tag'] == '1') |
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| 491 | { |
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| 492 | // $text = preg_replace('#\[img\]((ht|f)tps?://)([^\s<"]*?)\.(jpg|jpeg|png|gif)\[/img\]#e', 'handle_img_tag(\'$1$3.$4\', true)', $text); |
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| 493 | $text = preg_replace('#\[img\]((ht|f)tps?://)([^\s<"]*?)\[/img\]#e', 'handle_img_tag(\'$1$3\', true)', $text); |
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| 494 | } |
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| 495 | } |
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| 496 | |
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| 497 | // Deal with newlines, tabs and multiple spaces |
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| 498 | $pattern = array("\n", "\t", ' ', ' '); |
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| 499 | $replace = array('<br />', '    ', '  ', '  '); |
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| 500 | $text = str_replace($pattern, $replace, $text); |
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| 501 | |
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| 502 | return $text; |
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| 503 | } |
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| 504 | ?> |
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