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- 27.10.2014
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acp_prune.php
001 <?php
002 /**
003 *
004 * This file is part of the phpBB Forum Software package.
005 *
006 * @copyright (c) phpBB Limited <https://www.phpbb.com>
007 * @license GNU General Public License, version 2 (GPL-2.0)
008 *
009 * For full copyright and license information, please see
010 * the docs/CREDITS.txt file.
011 *
012 */
013
014 /**
015 * @ignore
016 */
017 if (!defined('IN_PHPBB'))
018 {
019 exit;
020 }
021
022 class acp_prune
023 {
024 var $u_action;
025
026 function main($id, $mode)
027 {
028 global $user, $phpEx, $phpbb_admin_path, $phpbb_root_path;
029
030 $user->add_lang('acp/prune');
031 include_once($phpbb_root_path . 'includes/functions_user.' . $phpEx);
032
033 switch ($mode)
034 {
035 case 'forums':
036 $this->tpl_name = 'acp_prune_forums';
037 $this->page_title = 'ACP_PRUNE_FORUMS';
038 $this->prune_forums($id, $mode);
039 break;
040
041 case 'users':
042 $this->tpl_name = 'acp_prune_users';
043 $this->page_title = 'ACP_PRUNE_USERS';
044 $this->prune_users($id, $mode);
045 break;
046 }
047 }
048
049 /**
050 * Prune forums
051 */
052 function prune_forums($id, $mode)
053 {
054 global $db, $user, $auth, $template, $cache;
055 global $config, $phpbb_root_path, $phpbb_admin_path, $phpEx;
056
057 $all_forums = request_var('all_forums', 0);
058 $forum_id = request_var('f', array(0));
059 $submit = (isset($_POST['submit'])) ? true : false;
060
061 if ($all_forums)
062 {
063 $sql = 'SELECT forum_id
064 FROM ' . FORUMS_TABLE . '
065 ORDER BY left_id';
066 $result = $db->sql_query($sql);
067
068 $forum_id = array();
069 while ($row = $db->sql_fetchrow($result))
070 {
071 $forum_id[] = $row['forum_id'];
072 }
073 $db->sql_freeresult($result);
074 }
075
076 if ($submit)
077 {
078 if (confirm_box(true))
079 {
080 $prune_posted = request_var('prune_days', 0);
081 $prune_viewed = request_var('prune_vieweddays', 0);
082 $prune_all = (!$prune_posted && !$prune_viewed) ? true : false;
083
084 $prune_flags = 0;
085 $prune_flags += (request_var('prune_old_polls', 0)) ? 2 : 0;
086 $prune_flags += (request_var('prune_announce', 0)) ? 4 : 0;
087 $prune_flags += (request_var('prune_sticky', 0)) ? 8 : 0;
088
089 // Convert days to seconds for timestamp functions...
090 $prunedate_posted = time() - ($prune_posted * 86400);
091 $prunedate_viewed = time() - ($prune_viewed * 86400);
092
093 $template->assign_vars(array(
094 'S_PRUNED' => true)
095 );
096
097 $sql_forum = (sizeof($forum_id)) ? ' AND ' . $db->sql_in_set('forum_id', $forum_id) : '';
098
099 // Get a list of forum's or the data for the forum that we are pruning.
100 $sql = 'SELECT forum_id, forum_name
101 FROM ' . FORUMS_TABLE . '
102 WHERE forum_type = ' . FORUM_POST . "
103 $sql_forum
104 ORDER BY left_id ASC";
105 $result = $db->sql_query($sql);
106
107 if ($row = $db->sql_fetchrow($result))
108 {
109 $prune_ids = array();
110 $p_result['topics'] = 0;
111 $p_result['posts'] = 0;
112 $log_data = '';
113
114 do
115 {
116 if (!$auth->acl_get('f_list', $row['forum_id']))
117 {
118 continue;
119 }
120
121 if ($prune_all)
122 {
123 $p_result = prune($row['forum_id'], 'posted', time(), $prune_flags, false);
124 }
125 else
126 {
127 if ($prune_posted)
128 {
129 $return = prune($row['forum_id'], 'posted', $prunedate_posted, $prune_flags, false);
130 $p_result['topics'] += $return['topics'];
131 $p_result['posts'] += $return['posts'];
132 }
133
134 if ($prune_viewed)
135 {
136 $return = prune($row['forum_id'], 'viewed', $prunedate_viewed, $prune_flags, false);
137 $p_result['topics'] += $return['topics'];
138 $p_result['posts'] += $return['posts'];
139 }
140 }
141
142 $prune_ids[] = $row['forum_id'];
143
144 $template->assign_block_vars('pruned', array(
145 'FORUM_NAME' => $row['forum_name'],
146 'NUM_TOPICS' => $p_result['topics'],
147 'NUM_POSTS' => $p_result['posts'])
148 );
149
150 $log_data .= (($log_data != '') ? ', ' : '') . $row['forum_name'];
151 }
152 while ($row = $db->sql_fetchrow($result));
153
154 // Sync all pruned forums at once
155 sync('forum', 'forum_id', $prune_ids, true, true);
156 add_log('admin', 'LOG_PRUNE', $log_data);
157 }
158 $db->sql_freeresult($result);
159
160 return;
161 }
162 else
163 {
164 confirm_box(false, $user->lang['PRUNE_FORUM_CONFIRM'], build_hidden_fields(array(
165 'i' => $id,
166 'mode' => $mode,
167 'submit' => 1,
168 'all_forums' => $all_forums,
169 'f' => $forum_id,
170
171 'prune_days' => request_var('prune_days', 0),
172 'prune_vieweddays' => request_var('prune_vieweddays', 0),
173 'prune_old_polls' => request_var('prune_old_polls', 0),
174 'prune_announce' => request_var('prune_announce', 0),
175 'prune_sticky' => request_var('prune_sticky', 0),
176 )));
177 }
178 }
179
180 // If they haven't selected a forum for pruning yet then
181 // display a select box to use for pruning.
182 if (!sizeof($forum_id))
183 {
184 $template->assign_vars(array(
185 'U_ACTION' => $this->u_action,
186 'S_SELECT_FORUM' => true,
187 'S_FORUM_OPTIONS' => make_forum_select(false, false, false))
188 );
189 }
190 else
191 {
192 $sql = 'SELECT forum_id, forum_name
193 FROM ' . FORUMS_TABLE . '
194 WHERE ' . $db->sql_in_set('forum_id', $forum_id);
195 $result = $db->sql_query($sql);
196 $row = $db->sql_fetchrow($result);
197
198 if (!$row)
199 {
200 $db->sql_freeresult($result);
201 trigger_error($user->lang['NO_FORUM'] . adm_back_link($this->u_action), E_USER_WARNING);
202 }
203
204 $forum_list = $s_hidden_fields = '';
205 do
206 {
207 $forum_list .= (($forum_list != '') ? ', ' : '') . '<b>' . $row['forum_name'] . '</b>';
208 $s_hidden_fields .= '<input type="hidden" name="f[]" value="' . $row['forum_id'] . '" />';
209 }
210 while ($row = $db->sql_fetchrow($result));
211
212 $db->sql_freeresult($result);
213
214 $l_selected_forums = (sizeof($forum_id) == 1) ? 'SELECTED_FORUM' : 'SELECTED_FORUMS';
215
216 $template->assign_vars(array(
217 'L_SELECTED_FORUMS' => $user->lang[$l_selected_forums],
218 'U_ACTION' => $this->u_action,
219 'U_BACK' => $this->u_action,
220 'FORUM_LIST' => $forum_list,
221 'S_HIDDEN_FIELDS' => $s_hidden_fields)
222 );
223 }
224 }
225
226 /**
227 * Prune users
228 */
229 function prune_users($id, $mode)
230 {
231 global $db, $user, $auth, $template, $cache;
232 global $config, $phpbb_root_path, $phpbb_admin_path, $phpEx;
233
234 $user->add_lang('memberlist');
235
236 $prune = (isset($_POST['prune'])) ? true : false;
237
238 if ($prune)
239 {
240 $action = request_var('action', 'deactivate');
241 $deleteposts = request_var('deleteposts', 0);
242
243 if (confirm_box(true))
244 {
245 $user_ids = $usernames = array();
246
247 $this->get_prune_users($user_ids, $usernames);
248 if (sizeof($user_ids))
249 {
250 if ($action == 'deactivate')
251 {
252 user_active_flip('deactivate', $user_ids);
253 $l_log = 'LOG_PRUNE_USER_DEAC';
254 }
255 else if ($action == 'delete')
256 {
257 if ($deleteposts)
258 {
259 user_delete('remove', $user_ids);
260
261 $l_log = 'LOG_PRUNE_USER_DEL_DEL';
262 }
263 else
264 {
265 user_delete('retain', $user_ids, true);
266
267 $l_log = 'LOG_PRUNE_USER_DEL_ANON';
268 }
269 }
270
271 add_log('admin', $l_log, implode(', ', $usernames));
272 $msg = $user->lang['USER_' . strtoupper($action) . '_SUCCESS'];
273 }
274 else
275 {
276 $msg = $user->lang['USER_PRUNE_FAILURE'];
277 }
278
279 trigger_error($msg . adm_back_link($this->u_action));
280 }
281 else
282 {
283 // We list the users which will be pruned...
284 $user_ids = $usernames = array();
285 $this->get_prune_users($user_ids, $usernames);
286
287 if (!sizeof($user_ids))
288 {
289 trigger_error($user->lang['USER_PRUNE_FAILURE'] . adm_back_link($this->u_action), E_USER_WARNING);
290 }
291
292 // Assign to template
293 foreach ($user_ids as $user_id)
294 {
295 $template->assign_block_vars('users', array(
296 'USERNAME' => $usernames[$user_id],
297 'USER_ID' => $user_id,
298 'U_PROFILE' => get_username_string('profile', $user_id, $usernames[$user_id]),
299 'U_USER_ADMIN' => ($auth->acl_get('a_user')) ? append_sid("{$phpbb_admin_path}index.$phpEx", 'i=users&mode=overview&u=' . $user_id, true, $user->session_id) : '',
300 ));
301 }
302
303 $template->assign_vars(array(
304 'S_DEACTIVATE' => ($action == 'deactivate') ? true : false,
305 'S_DELETE' => ($action == 'delete') ? true : false,
306 ));
307
308 confirm_box(false, $user->lang['CONFIRM_OPERATION'], build_hidden_fields(array(
309 'i' => $id,
310 'mode' => $mode,
311 'prune' => 1,
312
313 'deleteposts' => request_var('deleteposts', 0),
314 'action' => request_var('action', ''),
315 )), 'confirm_body_prune.html');
316 }
317 }
318
319 $find_count = array('lt' => $user->lang['LESS_THAN'], 'eq' => $user->lang['EQUAL_TO'], 'gt' => $user->lang['MORE_THAN']);
320 $s_find_count = '';
321
322 foreach ($find_count as $key => $value)
323 {
324 $selected = ($key == 'eq') ? ' selected="selected"' : '';
325 $s_find_count .= '<option value="' . $key . '"' . $selected . '>' . $value . '</option>';
326 }
327
328 $find_time = array('lt' => $user->lang['BEFORE'], 'gt' => $user->lang['AFTER']);
329 $s_find_active_time = '';
330 foreach ($find_time as $key => $value)
331 {
332 $s_find_active_time .= '<option value="' . $key . '">' . $value . '</option>';
333 }
334
335 $sql = 'SELECT group_id, group_name
336 FROM ' . GROUPS_TABLE . '
337 WHERE group_type <> ' . GROUP_SPECIAL . '
338 ORDER BY group_name ASC';
339 $result = $db->sql_query($sql);
340
341 $s_group_list = '';
342 while ($row = $db->sql_fetchrow($result))
343 {
344 $s_group_list .= '<option value="' . $row['group_id'] . '">' . $row['group_name'] . '</option>';
345 }
346 $db->sql_freeresult($result);
347
348 if ($s_group_list)
349 {
350 // Only prepend the "All groups" option if there are groups,
351 // otherwise we don't want to display this option at all.
352 $s_group_list = '<option value="0">' . $user->lang['PRUNE_USERS_GROUP_NONE'] . '</option>' . $s_group_list;
353 }
354
355 $template->assign_vars(array(
356 'U_ACTION' => $this->u_action,
357 'S_ACTIVE_OPTIONS' => $s_find_active_time,
358 'S_GROUP_LIST' => $s_group_list,
359 'S_COUNT_OPTIONS' => $s_find_count,
360 'U_FIND_USERNAME' => append_sid("{$phpbb_root_path}memberlist.$phpEx", 'mode=searchuser&form=acp_prune&field=users'),
361 ));
362 }
363
364 /**
365 * Get user_ids/usernames from those being pruned
366 */
367 function get_prune_users(&$user_ids, &$usernames)
368 {
369 global $user, $db, $request;
370
371 $users_by_name = request_var('users', '', true);
372 $users_by_id = request_var('user_ids', array(0));
373 $group_id = request_var('group_id', 0);
374 $posts_on_queue = (trim($request->variable('posts_on_queue', '')) === '') ? false : $request->variable('posts_on_queue', 0);
375
376 if ($users_by_name)
377 {
378 $users = explode("\n", $users_by_name);
379 $where_sql = ' AND ' . $db->sql_in_set('username_clean', array_map('utf8_clean_string', $users));
380 }
381 else if (!empty($users_by_id))
382 {
383 $user_ids = $users_by_id;
384 user_get_id_name($user_ids, $usernames);
385
386 $where_sql = ' AND ' . $db->sql_in_set('user_id', $user_ids);
387 }
388 else
389 {
390 $username = request_var('username', '', true);
391 $email = request_var('email', '');
392
393 $active_select = request_var('active_select', 'lt');
394 $count_select = request_var('count_select', 'eq');
395 $queue_select = request_var('queue_select', 'gt');
396 $joined_before = request_var('joined_before', '');
397 $joined_after = request_var('joined_after', '');
398 $active = request_var('active', '');
399
400 $count = request_var('count', 0);
401
402 $active = ($active) ? explode('-', $active) : array();
403 $joined_before = ($joined_before) ? explode('-', $joined_before) : array();
404 $joined_after = ($joined_after) ? explode('-', $joined_after) : array();
405
406 // calculate the conditions required by the join time criteria
407 $joined_sql = '';
408 if (!empty($joined_before) && !empty($joined_after))
409 {
410 // if the two entered dates are equal, we need to adjust
411 // so that our time range is a full day instead of 1 second
412 if ($joined_after == $joined_before)
413 {
414 $joined_after[2] += 1;
415 }
416
417 $joined_sql = ' AND user_regdate BETWEEN ' . gmmktime(0, 0, 0, (int) $joined_after[1], (int) $joined_after[2], (int) $joined_after[0]) .
418 ' AND ' . gmmktime(0, 0, 0, (int) $joined_before[1], (int) $joined_before[2], (int) $joined_before[0]);
419 }
420 else if (empty($joined_before) && !empty($joined_after))
421 {
422 $joined_sql = ' AND user_regdate > ' . gmmktime(0, 0, 0, (int) $joined_after[1], (int) $joined_after[2], (int) $joined_after[0]);
423 }
424 else if (empty($joined_after) && !empty($joined_before))
425 {
426 $joined_sql = ' AND user_regdate < ' . gmmktime(0, 0, 0, (int) $joined_before[1], (int) $joined_before[2], (int) $joined_before[0]);
427 }
428 // implicit else when both arrays are empty do nothing
429
430 if ((sizeof($active) && sizeof($active) != 3) || (sizeof($joined_before) && sizeof($joined_before) != 3) || (sizeof($joined_after) && sizeof($joined_after) != 3))
431 {
432 trigger_error($user->lang['WRONG_ACTIVE_JOINED_DATE'] . adm_back_link($this->u_action), E_USER_WARNING);
433 }
434
435 $key_match = array('lt' => '<', 'gt' => '>', 'eq' => '=');
436 $sort_by_types = array('username', 'user_email', 'user_posts', 'user_regdate', 'user_lastvisit');
437
438 $where_sql = '';
439 $where_sql .= ($username) ? ' AND username_clean ' . $db->sql_like_expression(str_replace('*', $db->get_any_char(), utf8_clean_string($username))) : '';
440 $where_sql .= ($email) ? ' AND user_email ' . $db->sql_like_expression(str_replace('*', $db->get_any_char(), $email)) . ' ' : '';
441 $where_sql .= $joined_sql;
442 $where_sql .= ($count) ? " AND user_posts " . $key_match[$count_select] . ' ' . (int) $count . ' ' : '';
443
444 // First handle pruning of users who never logged in, last active date is 0000-00-00
445 if (sizeof($active) && (int) $active[0] == 0 && (int) $active[1] == 0 && (int) $active[2] == 0)
446 {
447 $where_sql .= ' AND user_lastvisit = 0';
448 }
449 else if (sizeof($active) && $active_select != 'lt')
450 {
451 $where_sql .= ' AND user_lastvisit ' . $key_match[$active_select] . ' ' . gmmktime(0, 0, 0, (int) $active[1], (int) $active[2], (int) $active[0]);
452 }
453 else if (sizeof($active))
454 {
455 $where_sql .= ' AND (user_lastvisit > 0 AND user_lastvisit < ' . gmmktime(0, 0, 0, (int) $active[1], (int) $active[2], (int) $active[0]) . ')';
456 }
457 }
458
459 // If no search criteria were provided, go no further.
460 if (!$where_sql && !$group_id && $posts_on_queue === false)
461 {
462 return;
463 }
464
465 // Get bot ids
466 $sql = 'SELECT user_id
467 FROM ' . BOTS_TABLE;
468 $result = $db->sql_query($sql);
469
470 $bot_ids = array();
471 while ($row = $db->sql_fetchrow($result))
472 {
473 $bot_ids[] = $row['user_id'];
474 }
475 $db->sql_freeresult($result);
476
477 // Protect the admin, do not prune if no options are given...
478 if ($where_sql)
479 {
480 // Do not prune founder members
481 $sql = 'SELECT user_id, username
482 FROM ' . USERS_TABLE . '
483 WHERE user_id <> ' . ANONYMOUS . '
484 AND user_type <> ' . USER_FOUNDER . "
485 $where_sql";
486 $result = $db->sql_query($sql);
487
488 $user_ids = $usernames = array();
489
490 while ($row = $db->sql_fetchrow($result))
491 {
492 // Do not prune bots and the user currently pruning.
493 if ($row['user_id'] != $user->data['user_id'] && !in_array($row['user_id'], $bot_ids))
494 {
495 $user_ids[] = $row['user_id'];
496 $usernames[$row['user_id']] = $row['username'];
497 }
498 }
499 $db->sql_freeresult($result);
500 }
501
502 if ($group_id)
503 {
504 $sql = 'SELECT u.user_id, u.username
505 FROM ' . USER_GROUP_TABLE . ' ug, ' . USERS_TABLE . ' u
506 WHERE ug.group_id = ' . (int) $group_id . '
507 AND ug.user_id <> ' . ANONYMOUS . '
508 AND u.user_type <> ' . USER_FOUNDER . '
509 AND ug.user_pending = 0 ' .
510 ((!empty($user_ids)) ? 'AND ' . $db->sql_in_set('ug.user_id', $user_ids) : '') . '
511 AND u.user_id = ug.user_id';
512 $result = $db->sql_query($sql);
513
514 // we're performing an intersection operation, so all the relevant users
515 // come from this most recent query (which was limited to the results of the
516 // previous query)
517 $user_ids = $usernames = array();
518 while ($row = $db->sql_fetchrow($result))
519 {
520 // Do not prune bots and the user currently pruning.
521 if ($row['user_id'] != $user->data['user_id'] && !in_array($row['user_id'], $bot_ids))
522 {
523 $user_ids[] = $row['user_id'];
524 $usernames[$row['user_id']] = $row['username'];
525 }
526 }
527 $db->sql_freeresult($result);
528 }
529
530 if ($posts_on_queue !== false)
531 {
532 $sql = 'SELECT u.user_id, u.username, COUNT(p.post_id) AS queue_posts
533 FROM ' . POSTS_TABLE . ' p, ' . USERS_TABLE . ' u
534 WHERE u.user_id <> ' . ANONYMOUS . '
535 AND u.user_type <> ' . USER_FOUNDER .
536 ((!empty($user_ids)) ? 'AND ' . $db->sql_in_set('p.poster_id', $user_ids) : '') . '
537 AND ' . $db->sql_in_set('p.post_visibility', array(ITEM_UNAPPROVED, ITEM_REAPPROVE)) . '
538 AND u.user_id = p.poster_id
539 GROUP BY p.poster_id
540 HAVING queue_posts ' . $key_match[$queue_select] . ' ' . $posts_on_queue;
541 $result = $db->sql_query($sql);
542
543 // same intersection logic as the above group ID portion
544 $user_ids = $usernames = array();
545 while ($row = $db->sql_fetchrow($result))
546 {
547 // Do not prune bots and the user currently pruning.
548 if ($row['user_id'] != $user->data['user_id'] && !in_array($row['user_id'], $bot_ids))
549 {
550 $user_ids[] = $row['user_id'];
551 $usernames[$row['user_id']] = $row['username'];
552 }
553 }
554 $db->sql_freeresult($result);
555 }
556 }
557 }
558