Verzeichnisstruktur phpBB-3.0.0
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- 12.12.2007
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acp_search.php
001 <?php
002 /**
003 *
004 * @package acp
005 * @version $Id$
006 * @copyright (c) 2005 phpBB Group
007 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
008 *
009 */
010
011 /**
012 * @ignore
013 */
014 if (!defined('IN_PHPBB'))
015 {
016 exit;
017 }
018
019 /**
020 * @package acp
021 */
022 class acp_search
023 {
024 var $u_action;
025 var $state;
026 var $search;
027 var $max_post_id;
028 var $batch_size = 100;
029
030 function main($id, $mode)
031 {
032 global $user;
033
034 $user->add_lang('acp/search');
035
036 // For some this may be of help...
037 @ini_set('memory_limit', '128M');
038
039 switch ($mode)
040 {
041 case 'settings':
042 $this->settings($id, $mode);
043 break;
044
045 case 'index':
046 $this->index($id, $mode);
047 break;
048 }
049 }
050
051 function settings($id, $mode)
052 {
053 global $db, $user, $auth, $template, $cache;
054 global $config, $phpbb_root_path, $phpbb_admin_path, $phpEx;
055
056 $submit = (isset($_POST['submit'])) ? true : false;
057
058 $search_types = $this->get_search_types();
059
060 $settings = array(
061 'search_interval' => 'float',
062 'search_anonymous_interval' => 'float',
063 'load_search' => 'bool',
064 'limit_search_load' => 'float',
065 'min_search_author_chars' => 'integer',
066 'search_store_results' => 'integer',
067 );
068
069 $search = null;
070 $error = false;
071 $search_options = '';
072 foreach ($search_types as $type)
073 {
074 if ($this->init_search($type, $search, $error))
075 {
076 continue;
077 }
078
079 $name = ucfirst(strtolower(str_replace('_', ' ', $type)));
080 $selected = ($config['search_type'] == $type) ? ' selected="selected"' : '';
081 $search_options .= '<option value="' . $type . '"' . $selected . '>' . $name . '</option>';
082
083 if (method_exists($search, 'acp'))
084 {
085 $vars = $search->acp();
086
087 if (!$submit)
088 {
089 $template->assign_block_vars('backend', array(
090 'NAME' => $name,
091 'SETTINGS' => $vars['tpl'])
092 );
093 }
094 else if (is_array($vars['config']))
095 {
096 $settings = array_merge($settings, $vars['config']);
097 }
098 }
099 }
100 unset($search);
101 unset($error);
102
103 $cfg_array = (isset($_REQUEST['config'])) ? request_var('config', array('' => ''), true) : array();
104 $updated = request_var('updated', false);
105
106 foreach ($settings as $config_name => $var_type)
107 {
108 if (!isset($cfg_array[$config_name]))
109 {
110 continue;
111 }
112
113 // e.g. integer:4:12 (min 4, max 12)
114 $var_type = explode(':', $var_type);
115
116 $config_value = $cfg_array[$config_name];
117 settype($config_value, $var_type[0]);
118
119 if (isset($var_type[1]))
120 {
121 $config_value = max($var_type[1], $config_value);
122 }
123
124 if (isset($var_type[2]))
125 {
126 $config_value = min($var_type[2], $config_value);
127 }
128
129 // only change config if anything was actually changed
130 if ($submit && ($config[$config_name] != $config_value))
131 {
132 set_config($config_name, $config_value);
133 $updated = true;
134 }
135 }
136
137 if ($submit)
138 {
139 $extra_message = '';
140 if ($updated)
141 {
142 add_log('admin', 'LOG_CONFIG_SEARCH');
143 }
144
145 if (isset($cfg_array['search_type']) && in_array($cfg_array['search_type'], $search_types, true) && ($cfg_array['search_type'] != $config['search_type']))
146 {
147 $search = null;
148 $error = false;
149
150 if (!$this->init_search($cfg_array['search_type'], $search, $error))
151 {
152 if (confirm_box(true))
153 {
154 if (!method_exists($search, 'init') || !($error = $search->init()))
155 {
156 set_config('search_type', $cfg_array['search_type']);
157
158 if (!$updated)
159 {
160 add_log('admin', 'LOG_CONFIG_SEARCH');
161 }
162 $extra_message = '<br />' . $user->lang['SWITCHED_SEARCH_BACKEND'] . '<br /><a href="' . append_sid("{$phpbb_admin_path}index.$phpEx", 'i=search&mode=index') . '">» ' . $user->lang['GO_TO_SEARCH_INDEX'] . '</a>';
163 }
164 else
165 {
166 trigger_error($error . adm_back_link($this->u_action), E_USER_WARNING);
167 }
168 }
169 else
170 {
171 confirm_box(false, $user->lang['CONFIRM_SEARCH_BACKEND'], build_hidden_fields(array(
172 'i' => $id,
173 'mode' => $mode,
174 'submit' => true,
175 'updated' => $updated,
176 'config' => array('search_type' => $cfg_array['search_type']),
177 )));
178 }
179 }
180 else
181 {
182 trigger_error($error . adm_back_link($this->u_action), E_USER_WARNING);
183 }
184 }
185
186 trigger_error($user->lang['CONFIG_UPDATED'] . $extra_message . adm_back_link($this->u_action));
187 }
188 unset($cfg_array);
189
190 $this->tpl_name = 'acp_search';
191 $this->page_title = 'ACP_SEARCH_SETTINGS';
192
193 $template->assign_vars(array(
194 'LIMIT_SEARCH_LOAD' => (float) $config['limit_search_load'],
195 'MIN_SEARCH_AUTHOR_CHARS' => (int) $config['min_search_author_chars'],
196 'SEARCH_INTERVAL' => (float) $config['search_interval'],
197 'SEARCH_GUEST_INTERVAL' => (float) $config['search_anonymous_interval'],
198 'SEARCH_STORE_RESULTS' => (int) $config['search_store_results'],
199
200 'S_SEARCH_TYPES' => $search_options,
201 'S_YES_SEARCH' => (bool) $config['load_search'],
202 'S_SETTINGS' => true,
203
204 'U_ACTION' => $this->u_action)
205 );
206 }
207
208 function index($id, $mode)
209 {
210 global $db, $user, $auth, $template, $cache;
211 global $config, $phpbb_root_path, $phpbb_admin_path, $phpEx;
212
213 if (isset($_REQUEST['action']) && is_array($_REQUEST['action']))
214 {
215 $action = request_var('action', array('' => false));
216 $action = key($action);
217 }
218 else
219 {
220 $action = request_var('action', '');
221 }
222 $this->state = explode(',', $config['search_indexing_state']);
223
224 if (isset($_POST['cancel']))
225 {
226 $action = '';
227 $this->state = array();
228 $this->save_state();
229 }
230
231 if ($action)
232 {
233 switch ($action)
234 {
235 case 'progress_bar':
236 $type = request_var('type', '');
237 $this->display_progress_bar($type);
238 break;
239
240 case 'delete':
241 $this->state[1] = 'delete';
242 break;
243
244 case 'create':
245 $this->state[1] = 'create';
246 break;
247
248 default:
249 trigger_error('NO_ACTION', E_USER_ERROR);
250 break;
251 }
252
253 if (empty($this->state[0]))
254 {
255 $this->state[0] = request_var('search_type', '');
256 }
257
258 $this->search = null;
259 $error = false;
260 if ($this->init_search($this->state[0], $this->search, $error))
261 {
262 trigger_error($error . adm_back_link($this->u_action), E_USER_WARNING);
263 }
264 $name = ucfirst(strtolower(str_replace('_', ' ', $this->state[0])));
265
266 $action = &$this->state[1];
267
268 $this->max_post_id = $this->get_max_post_id();
269
270 $post_counter = (isset($this->state[2])) ? $this->state[2] : 0;
271 $this->state[2] = &$post_counter;
272 $this->save_state();
273
274 switch ($action)
275 {
276 case 'delete':
277 if (method_exists($this->search, 'delete_index'))
278 {
279 // pass a reference to myself so the $search object can make use of save_state() and attributes
280 if ($error = $this->search->delete_index($this, append_sid("{$phpbb_admin_path}index.$phpEx", "i=$id&mode=$mode&action=delete", false)))
281 {
282 $this->state = array('');
283 $this->save_state();
284 trigger_error($error . adm_back_link($this->u_action) . $this->close_popup_js(), E_USER_WARNING);
285 }
286 }
287 else
288 {
289 $starttime = explode(' ', microtime());
290 $starttime = $starttime[1] + $starttime[0];
291 $row_count = 0;
292 while (still_on_time() && $post_counter <= $this->max_post_id)
293 {
294 $sql = 'SELECT post_id, poster_id, forum_id
295 FROM ' . POSTS_TABLE . '
296 WHERE post_id >= ' . (int) ($post_counter + 1) . '
297 AND post_id <= ' . (int) ($post_counter + $this->batch_size);
298 $result = $db->sql_query($sql);
299
300 $ids = $posters = $forum_ids = array();
301 while ($row = $db->sql_fetchrow($result))
302 {
303 $ids[] = $row['post_id'];
304 $posters[] = $row['poster_id'];
305 $forum_ids[] = $row['forum_id'];
306 }
307 $db->sql_freeresult($result);
308 $row_count += sizeof($ids);
309
310 if (sizeof($ids))
311 {
312 $this->search->index_remove($ids, $posters, $forum_ids);
313 }
314
315 $post_counter += $this->batch_size;
316 }
317 // save the current state
318 $this->save_state();
319
320 if ($post_counter <= $this->max_post_id)
321 {
322 $mtime = explode(' ', microtime());
323 $totaltime = $mtime[0] + $mtime[1] - $starttime;
324 $rows_per_second = $row_count / $totaltime;
325 meta_refresh(1, append_sid($this->u_action . '&action=delete&skip_rows=' . $post_counter));
326 trigger_error(sprintf($user->lang['SEARCH_INDEX_DELETE_REDIRECT'], $post_counter, $row_count, $rows_per_second));
327 }
328 }
329
330 $this->search->tidy();
331
332 $this->state = array('');
333 $this->save_state();
334
335 add_log('admin', 'LOG_SEARCH_INDEX_REMOVED', $name);
336 trigger_error($user->lang['SEARCH_INDEX_REMOVED'] . adm_back_link($this->u_action) . $this->close_popup_js());
337 break;
338
339 case 'create':
340 if (method_exists($this->search, 'create_index'))
341 {
342 // pass a reference to acp_search so the $search object can make use of save_state() and attributes
343 if ($error = $this->search->create_index($this, append_sid("{$phpbb_admin_path}index.$phpEx", "i=$id&mode=$mode&action=create", false)))
344 {
345 $this->state = array('');
346 $this->save_state();
347 trigger_error($error . adm_back_link($this->u_action) . $this->close_popup_js(), E_USER_WARNING);
348 }
349 }
350 else
351 {
352 $sql = 'SELECT forum_id, enable_indexing
353 FROM ' . FORUMS_TABLE;
354 $result = $db->sql_query($sql, 3600);
355
356 while ($row = $db->sql_fetchrow($result))
357 {
358 $forums[$row['forum_id']] = (bool) $row['enable_indexing'];
359 }
360 $db->sql_freeresult($result);
361
362 $starttime = explode(' ', microtime());
363 $starttime = $starttime[1] + $starttime[0];
364 $row_count = 0;
365 while (still_on_time() && $post_counter <= $this->max_post_id)
366 {
367 $sql = 'SELECT post_id, post_subject, post_text, poster_id, forum_id
368 FROM ' . POSTS_TABLE . '
369 WHERE post_id >= ' . (int) ($post_counter + 1) . '
370 AND post_id <= ' . (int) ($post_counter + $this->batch_size);
371 $result = $db->sql_query($sql);
372
373 while ($row = $db->sql_fetchrow($result))
374 {
375 // Indexing enabled for this forum or global announcement?
376 // Global announcements get indexed by default.
377 if (!$row['forum_id'] || (isset($forums[$row['forum_id']]) && $forums[$row['forum_id']]))
378 {
379 $this->search->index('post', $row['post_id'], $row['post_text'], $row['post_subject'], $row['poster_id'], $row['forum_id']);
380 }
381 $row_count++;
382 }
383 $db->sql_freeresult($result);
384
385 $post_counter += $this->batch_size;
386 }
387 // save the current state
388 $this->save_state();
389
390 // pretend the number of posts was as big as the number of ids we indexed so far
391 // just an estimation as it includes deleted posts
392 $num_posts = $config['num_posts'];
393 $config['num_posts'] = min($config['num_posts'], $post_counter);
394 $this->search->tidy();
395 $config['num_posts'] = $num_posts;
396
397 if ($post_counter <= $this->max_post_id)
398 {
399 $mtime = explode(' ', microtime());
400 $totaltime = $mtime[0] + $mtime[1] - $starttime;
401 $rows_per_second = $row_count / $totaltime;
402 meta_refresh(1, append_sid($this->u_action . '&action=create&skip_rows=' . $post_counter));
403 trigger_error(sprintf($user->lang['SEARCH_INDEX_CREATE_REDIRECT'], $post_counter, $row_count, $rows_per_second));
404 }
405 }
406
407 $this->search->tidy();
408
409 $this->state = array('');
410 $this->save_state();
411
412 add_log('admin', 'LOG_SEARCH_INDEX_CREATED', $name);
413 trigger_error($user->lang['SEARCH_INDEX_CREATED'] . adm_back_link($this->u_action) . $this->close_popup_js());
414 break;
415 }
416 }
417
418 $search_types = $this->get_search_types();
419
420 $search = null;
421 $error = false;
422 $search_options = '';
423 foreach ($search_types as $type)
424 {
425 if ($this->init_search($type, $search, $error) || !method_exists($search, 'index_created'))
426 {
427 continue;
428 }
429
430 $name = ucfirst(strtolower(str_replace('_', ' ', $type)));
431
432 $data = array();
433 if (method_exists($search, 'index_stats'))
434 {
435 $data = $search->index_stats();
436 }
437
438 $statistics = array();
439 foreach ($data as $statistic => $value)
440 {
441 $n = sizeof($statistics);
442 if ($n && sizeof($statistics[$n - 1]) < 3)
443 {
444 $statistics[$n - 1] += array('statistic_2' => $statistic, 'value_2' => $value);
445 }
446 else
447 {
448 $statistics[] = array('statistic_1' => $statistic, 'value_1' => $value);
449 }
450 }
451
452 $template->assign_block_vars('backend', array(
453 'L_NAME' => $name,
454 'NAME' => $type,
455
456 'S_ACTIVE' => ($type == $config['search_type']) ? true : false,
457 'S_HIDDEN_FIELDS' => build_hidden_fields(array('search_type' => $type)),
458 'S_INDEXED' => (bool) $search->index_created(),
459 'S_STATS' => (bool) sizeof($statistics))
460 );
461
462 foreach ($statistics as $statistic)
463 {
464 $template->assign_block_vars('backend.data', array(
465 'STATISTIC_1' => $statistic['statistic_1'],
466 'VALUE_1' => $statistic['value_1'],
467 'STATISTIC_2' => (isset($statistic['statistic_2'])) ? $statistic['statistic_2'] : '',
468 'VALUE_2' => (isset($statistic['value_2'])) ? $statistic['value_2'] : '')
469 );
470 }
471 }
472 unset($search);
473 unset($error);
474 unset($statistics);
475 unset($data);
476
477 $this->tpl_name = 'acp_search';
478 $this->page_title = 'ACP_SEARCH_INDEX';
479
480 $template->assign_vars(array(
481 'S_INDEX' => true,
482 'U_ACTION' => $this->u_action,
483 'U_PROGRESS_BAR' => append_sid("{$phpbb_admin_path}index.$phpEx", "i=$id&mode=$mode&action=progress_bar"),
484 'UA_PROGRESS_BAR' => addslashes(append_sid("{$phpbb_admin_path}index.$phpEx", "i=$id&mode=$mode&action=progress_bar")),
485 ));
486
487 if (isset($this->state[1]))
488 {
489 $template->assign_vars(array(
490 'S_CONTINUE_INDEXING' => $this->state[1],
491 'U_CONTINUE_INDEXING' => $this->u_action . '&action=' . $this->state[1],
492 'L_CONTINUE' => ($this->state[1] == 'create') ? $user->lang['CONTINUE_INDEXING'] : $user->lang['CONTINUE_DELETING_INDEX'],
493 'L_CONTINUE_EXPLAIN' => ($this->state[1] == 'create') ? $user->lang['CONTINUE_INDEXING_EXPLAIN'] : $user->lang['CONTINUE_DELETING_INDEX_EXPLAIN'])
494 );
495 }
496 }
497
498 function display_progress_bar($type)
499 {
500 global $template, $user;
501
502 $l_type = ($type == 'create') ? 'INDEXING_IN_PROGRESS' : 'DELETING_INDEX_IN_PROGRESS';
503
504 adm_page_header($user->lang[$l_type]);
505
506 $template->set_filenames(array(
507 'body' => 'progress_bar.html')
508 );
509
510 $template->assign_vars(array(
511 'L_PROGRESS' => $user->lang[$l_type],
512 'L_PROGRESS_EXPLAIN' => $user->lang[$l_type . '_EXPLAIN'])
513 );
514
515 adm_page_footer();
516 }
517
518 function close_popup_js()
519 {
520 return "<script type=\"text/javascript\">\n" .
521 "<!--\n" .
522 " close_waitscreen = 1;\n" .
523 "//-->\n" .
524 "</script>\n";
525 }
526
527 function get_search_types()
528 {
529 global $phpbb_root_path, $phpEx;
530
531 $search_types = array();
532
533 $dp = @opendir($phpbb_root_path . 'includes/search');
534
535 if ($dp)
536 {
537 while (($file = readdir($dp)) !== false)
538 {
539 if ((preg_match('#\.' . $phpEx . '$#', $file)) && ($file != "search.$phpEx"))
540 {
541 $search_types[] = preg_replace('#^(.*?)\.' . $phpEx . '$#', '\1', $file);
542 }
543 }
544 closedir($dp);
545
546 sort($search_types);
547 }
548
549 return $search_types;
550 }
551
552 function get_max_post_id()
553 {
554 global $db;
555
556 $sql = 'SELECT MAX(post_id) as max_post_id
557 FROM '. POSTS_TABLE;
558 $result = $db->sql_query($sql);
559 $max_post_id = (int) $db->sql_fetchfield('max_post_id');
560 $db->sql_freeresult($result);
561
562 return $max_post_id;
563 }
564
565 function save_state($state = false)
566 {
567 if ($state)
568 {
569 $this->state = $state;
570 }
571
572 ksort($this->state);
573
574 set_config('search_indexing_state', implode(',', $this->state));
575 }
576
577 /**
578 * Initialises a search backend object
579 *
580 * @return false if no error occurred else an error message
581 */
582 function init_search($type, &$search, &$error)
583 {
584 global $phpbb_root_path, $phpEx, $user;
585
586 if (!preg_match('#^\w+$#', $type) || !file_exists("{$phpbb_root_path}includes/search/$type.$phpEx"))
587 {
588 $error = $user->lang['NO_SUCH_SEARCH_MODULE'];
589 return $error;
590 }
591
592 include_once("{$phpbb_root_path}includes/search/$type.$phpEx");
593
594 if (!class_exists($type))
595 {
596 $error = $user->lang['NO_SUCH_SEARCH_MODULE'];
597 return $error;
598 }
599
600 $error = false;
601 $search = new $type($error);
602
603 return $error;
604 }
605 }
606
607 ?>