1 rizwank 1.1 <?php
2 /***************************************************************************
3 * functions.php
4 * -------------------
5 * begin : Saturday, Feb 13, 2001
6 * copyright : (C) 2001 The phpBB Group
7 * email : support@phpbb.com
8 *
9 * $Id: functions.php,v 1.133.2.21 2003/01/13 18:54:16 psotfx Exp $
10 *
11 *
12 ***************************************************************************/
13
14 /***************************************************************************
15 *
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * (at your option) any later version.
20 *
21 *
22 rizwank 1.1 ***************************************************************************/
23
24 function get_db_stat($mode)
25 {
26 global $db;
27
28 switch( $mode )
29 {
30 case 'usercount':
31 $sql = "SELECT COUNT(user_id) AS total
32 FROM " . USERS_TABLE . "
33 WHERE user_id <> " . ANONYMOUS;
34 break;
35
36 case 'newestuser':
37 $sql = "SELECT user_id, username
38 FROM " . USERS_TABLE . "
39 WHERE user_id <> " . ANONYMOUS . "
40 ORDER BY user_id DESC
41 LIMIT 1";
42 break;
43 rizwank 1.1
44 case 'postcount':
45 case 'topiccount':
46 $sql = "SELECT SUM(forum_topics) AS topic_total, SUM(forum_posts) AS post_total
47 FROM " . FORUMS_TABLE;
48 break;
49 }
50
51 if ( !($result = $db->sql_query($sql)) )
52 {
53 return false;
54 }
55
56 $row = $db->sql_fetchrow($result);
57
58 switch ( $mode )
59 {
60 case 'usercount':
61 return $row['total'];
62 break;
63 case 'newestuser':
64 rizwank 1.1 return $row;
65 break;
66 case 'postcount':
67 return $row['post_total'];
68 break;
69 case 'topiccount':
70 return $row['topic_total'];
71 break;
72 }
73
74 return false;
75 }
76
77 function get_userdata($user)
78 {
79 global $db;
80
81 $sql = "SELECT *
82 FROM " . USERS_TABLE . "
83 WHERE ";
84 $sql .= ( ( is_integer($user) ) ? "user_id = $user" : "username = '" . str_replace("\'", "''", $user) . "'" ) . " AND user_id <> " . ANONYMOUS;
85 rizwank 1.1 if ( !($result = $db->sql_query($sql)) )
86 {
87 message_die(GENERAL_ERROR, 'Tried obtaining data for a non-existent user', '', __LINE__, __FILE__, $sql);
88 }
89
90 return ( $row = $db->sql_fetchrow($result) ) ? $row : false;
91 }
92
93 function make_jumpbox($action, $match_forum_id = 0)
94 {
95 global $template, $userdata, $lang, $db, $nav_links, $phpEx;
96
97 // $is_auth = auth(AUTH_VIEW, AUTH_LIST_ALL, $userdata);
98
99 $sql = "SELECT c.cat_id, c.cat_title, c.cat_order
100 FROM " . CATEGORIES_TABLE . " c, " . FORUMS_TABLE . " f
101 WHERE f.cat_id = c.cat_id
102 GROUP BY c.cat_id, c.cat_title, c.cat_order
103 ORDER BY c.cat_order";
104 if ( !($result = $db->sql_query($sql)) )
105 {
106 rizwank 1.1 message_die(GENERAL_ERROR, "Couldn't obtain category list.", "", __LINE__, __FILE__, $sql);
107 }
108
109 $category_rows = array();
110 while ( $row = $db->sql_fetchrow($result) )
111 {
112 $category_rows[] = $row;
113 }
114
115 if ( $total_categories = count($category_rows) )
116 {
117 $sql = "SELECT *
118 FROM " . FORUMS_TABLE . "
119 ORDER BY cat_id, forum_order";
120 if ( !($result = $db->sql_query($sql)) )
121 {
122 message_die(GENERAL_ERROR, 'Could not obtain forums information', '', __LINE__, __FILE__, $sql);
123 }
124
125 $boxstring = '<select name="' . POST_FORUM_URL . '" onchange="if(this.options[this.selectedIndex].value != -1){ forms[\'jumpbox\'].submit() }"><option value="-1">' . $lang['Select_forum'] . '</option>';
126
127 rizwank 1.1 $forum_rows = array();
128 while ( $row = $db->sql_fetchrow($result) )
129 {
130 $forum_rows[] = $row;
131 }
132
133 if ( $total_forums = count($forum_rows) )
134 {
135 for($i = 0; $i < $total_categories; $i++)
136 {
137 $boxstring_forums = '';
138 for($j = 0; $j < $total_forums; $j++)
139 {
140 if ( $forum_rows[$j]['cat_id'] == $category_rows[$i]['cat_id'] && $forum_rows[$j]['auth_view'] <= AUTH_REG )
141 {
142
143 // if ( $forum_rows[$j]['cat_id'] == $category_rows[$i]['cat_id'] && $is_auth[$forum_rows[$j]['forum_id']]['auth_view'] )
144 // {
145 $selected = ( $forum_rows[$j]['forum_id'] == $match_forum_id ) ? 'selected="selected"' : '';
146 $boxstring_forums .= '<option value="' . $forum_rows[$j]['forum_id'] . '"' . $selected . '>' . $forum_rows[$j]['forum_name'] . '</option>';
147
148 rizwank 1.1 //
149 // Add an array to $nav_links for the Mozilla navigation bar.
150 // 'chapter' and 'forum' can create multiple items, therefore we are using a nested array.
151 //
152 $nav_links['chapter forum'][$forum_rows[$j]['forum_id']] = array (
153 'url' => append_sid("viewforum.$phpEx?" . POST_FORUM_URL . "=" . $forum_rows[$j]['forum_id']),
154 'title' => $forum_rows[$j]['forum_name']
155 );
156
157 }
158 }
159
160 if ( $boxstring_forums != '' )
161 {
162 $boxstring .= '<option value="-1"> </option>';
163 $boxstring .= '<option value="-1">' . $category_rows[$i]['cat_title'] . '</option>';
164 $boxstring .= '<option value="-1">----------------</option>';
165 $boxstring .= $boxstring_forums;
166 }
167 }
168 }
169 rizwank 1.1
170 $boxstring .= '</select>';
171 }
172 else
173 {
174 $boxstring .= '<select name="' . POST_FORUM_URL . '" onchange="if(this.options[this.selectedIndex].value != -1){ forms[\'jumpbox\'].submit() }"></select>';
175 }
176
177 if ( !empty($SID) )
178 {
179 $boxstring .= '<input type="hidden" name="sid" value="' . $userdata['session_id'] . '" />';
180 }
181
182 $template->set_filenames(array(
183 'jumpbox' => 'jumpbox.tpl')
184 );
185 $template->assign_vars(array(
186 'L_GO' => $lang['Go'],
187 'L_JUMP_TO' => $lang['Jump_to'],
188 'L_SELECT_FORUM' => $lang['Select_forum'],
189
190 rizwank 1.1 'S_JUMPBOX_SELECT' => $boxstring,
191 'S_JUMPBOX_ACTION' => append_sid($action))
192 );
193 $template->assign_var_from_handle('JUMPBOX', 'jumpbox');
194
195 return;
196 }
197
198 //
199 // Initialise user settings on page load
200 function init_userprefs($userdata)
201 {
202 global $board_config, $theme, $images;
203 global $template, $lang, $phpEx, $phpbb_root_path;
204
205 if ( $userdata['user_id'] != ANONYMOUS )
206 {
207 if ( !empty($userdata['user_lang']))
208 {
209 $board_config['default_lang'] = $userdata['user_lang'];
210 }
211 rizwank 1.1
212 if ( !empty($userdata['user_dateformat']) )
213 {
214 $board_config['default_dateformat'] = $userdata['user_dateformat'];
215 }
216
217 if ( isset($userdata['user_timezone']) )
218 {
219 $board_config['board_timezone'] = $userdata['user_timezone'];
220 }
221 }
222
223 if ( !file_exists(@phpbb_realpath($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '/lang_main.'.$phpEx)) )
224 {
225 $board_config['default_lang'] = 'english';
226 }
227
228 include($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '/lang_main.' . $phpEx);
229
230 if ( defined('IN_ADMIN') )
231 {
232 rizwank 1.1 if( !file_exists(@phpbb_realpath($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '/lang_admin.'.$phpEx)) )
233 {
234 $board_config['default_lang'] = 'english';
235 }
236
237 include($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '/lang_admin.' . $phpEx);
238 }
239
240 //
241 // Set up style
242 //
243 if ( !$board_config['override_user_style'] )
244 {
245 if ( $userdata['user_id'] != ANONYMOUS && $userdata['user_style'] > 0 )
246 {
247 if ( $theme = setup_style($userdata['user_style']) )
248 {
249 return;
250 }
251 }
252 }
253 rizwank 1.1
254 $theme = setup_style($board_config['default_style']);
255
256 return;
257 }
258
259 function setup_style($style)
260 {
261 global $db, $board_config, $template, $images, $phpbb_root_path;
262
263 $sql = "SELECT *
264 FROM " . THEMES_TABLE . "
265 WHERE themes_id = $style";
266 if ( !($result = $db->sql_query($sql)) )
267 {
268 message_die(CRITICAL_ERROR, 'Could not query database for theme info');
269 }
270
271 if ( !($row = $db->sql_fetchrow($result)) )
272 {
273 message_die(CRITICAL_ERROR, "Could not get theme data for themes_id [$style]");
274 rizwank 1.1 }
275
276 $template_path = 'templates/' ;
277 $template_name = $row['template_name'] ;
278
279 $template = new Template($phpbb_root_path . $template_path . $template_name, $board_config, $db);
280
281 if ( $template )
282 {
283 $current_template_path = $template_path . $template_name;
284 @include($phpbb_root_path . $template_path . $template_name . '/' . $template_name . '.cfg');
285
286 if ( !defined('TEMPLATE_CONFIG') )
287 {
288 message_die(CRITICAL_ERROR, "Could not open $template_name template config file", '', __LINE__, __FILE__);
289 }
290
291 $img_lang = ( file_exists(@phpbb_realpath($phpbb_root_path . $current_template_path . '/images/lang_' . $board_config['default_lang'])) ) ? $board_config['default_lang'] : 'english';
292
293 while( list($key, $value) = @each($images) )
294 {
295 rizwank 1.1 if ( !is_array($value) )
296 {
297 $images[$key] = str_replace('{LANG}', 'lang_' . $img_lang, $value);
298 }
299 }
300 }
301
302 return $row;
303 }
304
305 function encode_ip($dotquad_ip)
306 {
307 $ip_sep = explode('.', $dotquad_ip);
308 return sprintf('%02x%02x%02x%02x', $ip_sep[0], $ip_sep[1], $ip_sep[2], $ip_sep[3]);
309 }
310
311 function decode_ip($int_ip)
312 {
313 $hexipbang = explode('.', chunk_split($int_ip, 2, '.'));
314 return hexdec($hexipbang[0]). '.' . hexdec($hexipbang[1]) . '.' . hexdec($hexipbang[2]) . '.' . hexdec($hexipbang[3]);
315 }
316 rizwank 1.1
317 //
318 // Create date/time from format and timezone
319 //
320 function create_date($format, $gmepoch, $tz)
321 {
322 global $board_config, $lang;
323 static $translate;
324
325 if ( empty($translate) && $board_config['default_lang'] != 'english' )
326 {
327 @reset($lang['datetime']);
328 while ( list($match, $replace) = @each($lang['datetime']) )
329 {
330 $translate[$match] = $replace;
331 }
332 }
333
334 return ( !empty($translate) ) ? strtr(@gmdate($format, $gmepoch + (3600 * $tz)), $translate) : @gmdate($format, $gmepoch + (3600 * $tz));
335 }
336
337 rizwank 1.1 //
338 // Pagination routine, generates
339 // page number sequence
340 //
341 function generate_pagination($base_url, $num_items, $per_page, $start_item, $add_prevnext_text = TRUE)
342 {
343 global $lang;
344
345 $total_pages = ceil($num_items/$per_page);
346
347 if ( $total_pages == 1 )
348 {
349 return '';
350 }
351
352 $on_page = floor($start_item / $per_page) + 1;
353
354 $page_string = '';
355 if ( $total_pages > 10 )
356 {
357 $init_page_max = ( $total_pages > 3 ) ? 3 : $total_pages;
358 rizwank 1.1
359 for($i = 1; $i < $init_page_max + 1; $i++)
360 {
361 $page_string .= ( $i == $on_page ) ? '<b>' . $i . '</b>' : '<a href="' . append_sid($base_url . "&start=" . ( ( $i - 1 ) * $per_page ) ) . '">' . $i . '</a>';
362 if ( $i < $init_page_max )
363 {
364 $page_string .= ", ";
365 }
366 }
367
368 if ( $total_pages > 3 )
369 {
370 if ( $on_page > 1 && $on_page < $total_pages )
371 {
372 $page_string .= ( $on_page > 5 ) ? ' ... ' : ', ';
373
374 $init_page_min = ( $on_page > 4 ) ? $on_page : 5;
375 $init_page_max = ( $on_page < $total_pages - 4 ) ? $on_page : $total_pages - 4;
376
377 for($i = $init_page_min - 1; $i < $init_page_max + 2; $i++)
378 {
379 rizwank 1.1 $page_string .= ($i == $on_page) ? '<b>' . $i . '</b>' : '<a href="' . append_sid($base_url . "&start=" . ( ( $i - 1 ) * $per_page ) ) . '">' . $i . '</a>';
380 if ( $i < $init_page_max + 1 )
381 {
382 $page_string .= ', ';
383 }
384 }
385
386 $page_string .= ( $on_page < $total_pages - 4 ) ? ' ... ' : ', ';
387 }
388 else
389 {
390 $page_string .= ' ... ';
391 }
392
393 for($i = $total_pages - 2; $i < $total_pages + 1; $i++)
394 {
395 $page_string .= ( $i == $on_page ) ? '<b>' . $i . '</b>' : '<a href="' . append_sid($base_url . "&start=" . ( ( $i - 1 ) * $per_page ) ) . '">' . $i . '</a>';
396 if( $i < $total_pages )
397 {
398 $page_string .= ", ";
399 }
400 rizwank 1.1 }
401 }
402 }
403 else
404 {
405 for($i = 1; $i < $total_pages + 1; $i++)
406 {
407 $page_string .= ( $i == $on_page ) ? '<b>' . $i . '</b>' : '<a href="' . append_sid($base_url . "&start=" . ( ( $i - 1 ) * $per_page ) ) . '">' . $i . '</a>';
408 if ( $i < $total_pages )
409 {
410 $page_string .= ', ';
411 }
412 }
413 }
414
415 if ( $add_prevnext_text )
416 {
417 if ( $on_page > 1 )
418 {
419 $page_string = ' <a href="' . append_sid($base_url . "&start=" . ( ( $on_page - 2 ) * $per_page ) ) . '">' . $lang['Previous'] . '</a> ' . $page_string;
420 }
421 rizwank 1.1
422 if ( $on_page < $total_pages )
423 {
424 $page_string .= ' <a href="' . append_sid($base_url . "&start=" . ( $on_page * $per_page ) ) . '">' . $lang['Next'] . '</a>';
425 }
426
427 }
428
429 $page_string = $lang['Goto_page'] . ' ' . $page_string;
430
431 return $page_string;
432 }
433
434 //
435 // This does exactly what preg_quote() does in PHP 4-ish
436 // If you just need the 1-parameter preg_quote call, then don't bother using this.
437 //
438 function phpbb_preg_quote($str, $delimiter)
439 {
440 $text = preg_quote($str);
441 $text = str_replace($delimiter, '\\' . $delimiter, $text);
442 rizwank 1.1
443 return $text;
444 }
445
446 //
447 // Obtain list of naughty words and build preg style replacement arrays for use by the
448 // calling script, note that the vars are passed as references this just makes it easier
449 // to return both sets of arrays
450 //
451 function obtain_word_list(&$orig_word, &$replacement_word)
452 {
453 global $db;
454
455 //
456 // Define censored word matches
457 //
458 $sql = "SELECT word, replacement
459 FROM " . WORDS_TABLE;
460 if( !($result = $db->sql_query($sql)) )
461 {
462 message_die(GENERAL_ERROR, 'Could not get censored words from database', '', __LINE__, __FILE__, $sql);
463 rizwank 1.1 }
464
465 if ( $row = $db->sql_fetchrow($result) )
466 {
467 do
468 {
469 $orig_word[] = '#\b(' . str_replace('\*', '\w*?', phpbb_preg_quote($row['word'], '#')) . ')\b#i';
470 $replacement_word[] = $row['replacement'];
471 }
472 while ( $row = $db->sql_fetchrow($result) );
473 }
474
475 return true;
476 }
477
478 //
479 // This is general replacement for die(), allows templated
480 // output in users (or default) language, etc.
481 //
482 // $msg_code can be one of these constants:
483 //
484 rizwank 1.1 // GENERAL_MESSAGE : Use for any simple text message, eg. results
485 // of an operation, authorisation failures, etc.
486 //
487 // GENERAL ERROR : Use for any error which occurs _AFTER_ the
488 // common.php include and session code, ie. most errors in
489 // pages/functions
490 //
491 // CRITICAL_MESSAGE : Used when basic config data is available but
492 // a session may not exist, eg. banned users
493 //
494 // CRITICAL_ERROR : Used when config data cannot be obtained, eg
495 // no database connection. Should _not_ be used in 99.5% of cases
496 //
497 function message_die($msg_code, $msg_text = '', $msg_title = '', $err_line = '', $err_file = '', $sql = '')
498 {
499 global $db, $template, $board_config, $theme, $lang, $phpEx, $phpbb_root_path, $nav_links, $gen_simple_header, $images;
500 global $userdata, $user_ip, $session_length;
501 global $starttime;
502
503 if(defined('HAS_DIED'))
504 {
505 rizwank 1.1 die("message_die() was called multiple times. This isn't supposed to happen. Was message_die() used in page_tail.php?");
506 }
507
508 define(HAS_DIED, 1);
509
510
511 $sql_store = $sql;
512
513 //
514 // Get SQL error if we are debugging. Do this as soon as possible to prevent
515 // subsequent queries from overwriting the status of sql_error()
516 //
517 if ( DEBUG && ( $msg_code == GENERAL_ERROR || $msg_code == CRITICAL_ERROR ) )
518 {
519 $sql_error = $db->sql_error();
520
521 $debug_text = '';
522
523 if ( $sql_error['message'] != '' )
524 {
525 $debug_text .= '<br /><br />SQL Error : ' . $sql_error['code'] . ' ' . $sql_error['message'];
526 rizwank 1.1 }
527
528 if ( $sql_store != '' )
529 {
530 $debug_text .= "<br /><br />$sql_store";
531 }
532
533 if ( $err_line != '' && $err_file != '' )
534 {
535 $debug_text .= '</br /><br />Line : ' . $err_line . '<br />File : ' . $err_file;
536 }
537 }
538
539 if( empty($userdata) && ( $msg_code == GENERAL_MESSAGE || $msg_code == GENERAL_ERROR ) )
540 {
541 $userdata = session_pagestart($user_ip, PAGE_INDEX);
542 init_userprefs($userdata);
543 }
544
545 //
546 // If the header hasn't been output then do it
547 rizwank 1.1 //
548 if ( !defined('HEADER_INC') && $msg_code != CRITICAL_ERROR )
549 {
550 if ( empty($lang) )
551 {
552 if ( !empty($board_config['default_lang']) )
553 {
554 include($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '/lang_main.'.$phpEx);
555 }
556 else
557 {
558 include($phpbb_root_path . 'language/lang_english/lang_main.'.$phpEx);
559 }
560 }
561
562 if ( empty($template) )
563 {
564 $template = new Template($phpbb_root_path . 'templates/' . $board_config['board_template']);
565 }
566 if ( empty($theme) )
567 {
568 rizwank 1.1 $theme = setup_style($board_config['default_style']);
569 }
570
571 //
572 // Load the Page Header
573 //
574 if ( !defined('IN_ADMIN') )
575 {
576 include($phpbb_root_path . 'includes/page_header.'.$phpEx);
577 }
578 else
579 {
580 include($phpbb_root_path . 'admin/page_header_admin.'.$phpEx);
581 }
582 }
583
584 switch($msg_code)
585 {
586 case GENERAL_MESSAGE:
587 if ( $msg_title == '' )
588 {
589 rizwank 1.1 $msg_title = $lang['Information'];
590 }
591 break;
592
593 case CRITICAL_MESSAGE:
594 if ( $msg_title == '' )
595 {
596 $msg_title = $lang['Critical_Information'];
597 }
598 break;
599
600 case GENERAL_ERROR:
601 if ( $msg_text == '' )
602 {
603 $msg_text = $lang['An_error_occured'];
604 }
605
606 if ( $msg_title == '' )
607 {
608 $msg_title = $lang['General_Error'];
609 }
610 rizwank 1.1 break;
611
612 case CRITICAL_ERROR:
613 //
614 // Critical errors mean we cannot rely on _ANY_ DB information being
615 // available so we're going to dump out a simple echo'd statement
616 //
617 include($phpbb_root_path . 'language/lang_english/lang_main.'.$phpEx);
618
619 if ( $msg_text == '' )
620 {
621 $msg_text = $lang['A_critical_error'];
622 }
623
624 if ( $msg_title == '' )
625 {
626 $msg_title = 'phpBB : <b>' . $lang['Critical_Error'] . '</b>';
627 }
628 break;
629 }
630
631 rizwank 1.1 //
632 // Add on DEBUG info if we've enabled debug mode and this is an error. This
633 // prevents debug info being output for general messages should DEBUG be
634 // set TRUE by accident (preventing confusion for the end user!)
635 //
636 if ( DEBUG && ( $msg_code == GENERAL_ERROR || $msg_code == CRITICAL_ERROR ) )
637 {
638 if ( $debug_text != '' )
639 {
640 $msg_text = $msg_text . '<br /><br /><b><u>DEBUG MODE</u></b>' . $debug_text;
641 }
642 }
643
644 if ( $msg_code != CRITICAL_ERROR )
645 {
646 if ( !empty($lang[$msg_text]) )
647 {
648 $msg_text = $lang[$msg_text];
649 }
650
651 if ( !defined('IN_ADMIN') )
652 rizwank 1.1 {
653 $template->set_filenames(array(
654 'message_body' => 'message_body.tpl')
655 );
656 }
657 else
658 {
659 $template->set_filenames(array(
660 'message_body' => 'admin/admin_message_body.tpl')
661 );
662 }
663
664 $template->assign_vars(array(
665 'MESSAGE_TITLE' => $msg_title,
666 'MESSAGE_TEXT' => $msg_text)
667 );
668 $template->pparse('message_body');
669
670 if ( !defined('IN_ADMIN') )
671 {
672 include($phpbb_root_path . 'includes/page_tail.'.$phpEx);
673 rizwank 1.1 }
674 else
675 {
676 include($phpbb_root_path . 'admin/page_footer_admin.'.$phpEx);
677 }
678 }
679 else
680 {
681 echo "<html>\n<body>\n" . $msg_title . "\n<br /><br />\n" . $msg_text . "</body>\n</html>";
682 }
683
684 exit;
685 }
686
687 //
688 // This function is for compatibility with PHP 4.x's realpath()
689 // function. In later versions of PHP, it needs to be called
690 // to do checks with some functions. Older versions of PHP don't
691 // seem to need this, so we'll just return the original value.
692 // dougk_ff7 <October 5, 2002>
693 function phpbb_realpath($path)
694 rizwank 1.1 {
695 return (!@function_exists('realpath') || !@realpath($phpbb_root_path . 'includes/functions.'.$phpEx)) ? $path : @realpath($path);
696 }
697
698 function redirect($url)
699 {
700 global $db, $board_config;
701
702 if (!empty($db))
703 {
704 $db->sql_close();
705 }
706
707 $server_protocol = ($board_config['cookie_secure']) ? 'https://' : 'http://';
708 $server_name = preg_replace('#^\/?(.*?)\/?$#', '\1', trim($board_config['server_name']));
709 $server_port = ($board_config['server_port'] <> 80) ? ':' . trim($board_config['server_port']) : '';
710 $script_name = preg_replace('#^\/?(.*?)\/?$#', '\1', trim($board_config['script_path']));
711 $script_name = ($script_name == '') ? $script_name : '/' . $script_name;
712 $url = preg_replace('#^\/?(.*?)\/?$#', '/\1', trim($url));
713
714 // Redirect via an HTML form for PITA webservers
715 rizwank 1.1 if (@preg_match('/Microsoft|WebSTAR|Xitami/', getenv('SERVER_SOFTWARE')))
716 {
717 header('Refresh: 0; URL=' . $server_protocol . $server_name . $server_port . $script_name . $url);
718 echo '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"><meta http-equiv="refresh" content="0; url=' . $server_protocol . $server_name . $server_port . $script_name . $url . '"><title>Redirect</title></head><body><div align="center">If your browser does not support meta redirection please click <a href="' . $server_protocol . $server_name . $server_port . $script_name . $url . '">HERE</a> to be redirected</div></body></html>';
719 exit;
720 }
721
722 // Behave as per HTTP/1.1 spec for others
723 header('Location: ' . $server_protocol . $server_name . $server_port . $script_name . $url);
724 exit;
725 }
726
727 ?>
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