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3725 lines (3148 loc) · 95.2 KB
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<?php
/**
*
* @package phpBB3
* @copyright (c) 2005 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/
/**
* @ignore
*/
if (!defined('IN_PHPBB'))
{
exit;
}
/**
* Obtain user_ids from usernames or vice versa. Returns false on
* success else the error string
*
* @param array &$user_id_ary The user ids to check or empty if usernames used
* @param array &$username_ary The usernames to check or empty if user ids used
* @param mixed $user_type Array of user types to check, false if not restricting by user type
*/
function user_get_id_name(&$user_id_ary, &$username_ary, $user_type = false)
{
global $db;
// Are both arrays already filled? Yep, return else
// are neither array filled?
if ($user_id_ary && $username_ary)
{
return false;
}
else if (!$user_id_ary && !$username_ary)
{
return 'NO_USERS';
}
$which_ary = ($user_id_ary) ? 'user_id_ary' : 'username_ary';
if ($$which_ary && !is_array($$which_ary))
{
$$which_ary = array($$which_ary);
}
$sql_in = ($which_ary == 'user_id_ary') ? array_map('intval', $$which_ary) : array_map('utf8_clean_string', $$which_ary);
unset($$which_ary);
$user_id_ary = $username_ary = array();
// Grab the user id/username records
$sql_where = ($which_ary == 'user_id_ary') ? 'user_id' : 'username_clean';
$sql = 'SELECT user_id, username
FROM ' . USERS_TABLE . '
WHERE ' . $db->sql_in_set($sql_where, $sql_in);
if ($user_type !== false && !empty($user_type))
{
$sql .= ' AND ' . $db->sql_in_set('user_type', $user_type);
}
$result = $db->sql_query($sql);
if (!($row = $db->sql_fetchrow($result)))
{
$db->sql_freeresult($result);
return 'NO_USERS';
}
do
{
$username_ary[$row['user_id']] = $row['username'];
$user_id_ary[] = $row['user_id'];
}
while ($row = $db->sql_fetchrow($result));
$db->sql_freeresult($result);
return false;
}
/**
* Get latest registered username and update database to reflect it
*/
function update_last_username()
{
global $db;
// Get latest username
$sql = 'SELECT user_id, username, user_colour
FROM ' . USERS_TABLE . '
WHERE user_type IN (' . USER_NORMAL . ', ' . USER_FOUNDER . ')
ORDER BY user_id DESC';
$result = $db->sql_query_limit($sql, 1);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
if ($row)
{
set_config('newest_user_id', $row['user_id'], true);
set_config('newest_username', $row['username'], true);
set_config('newest_user_colour', $row['user_colour'], true);
}
}
/**
* Updates a username across all relevant tables/fields
*
* @param string $old_name the old/current username
* @param string $new_name the new username
*/
function user_update_name($old_name, $new_name)
{
global $config, $db, $cache;
$update_ary = array(
FORUMS_TABLE => array('forum_last_poster_name'),
MODERATOR_CACHE_TABLE => array('username'),
POSTS_TABLE => array('post_username'),
TOPICS_TABLE => array('topic_first_poster_name', 'topic_last_poster_name'),
);
foreach ($update_ary as $table => $field_ary)
{
foreach ($field_ary as $field)
{
$sql = "UPDATE $table
SET $field = '" . $db->sql_escape($new_name) . "'
WHERE $field = '" . $db->sql_escape($old_name) . "'";
$db->sql_query($sql);
}
}
if ($config['newest_username'] == $old_name)
{
set_config('newest_username', $new_name, true);
}
// Because some tables/caches use username-specific data we need to purge this here.
$cache->destroy('sql', MODERATOR_CACHE_TABLE);
}
/**
* Adds an user
*
* @param mixed $user_row An array containing the following keys (and the appropriate values): username, group_id (the group to place the user in), user_email and the user_type(usually 0). Additional entries not overridden by defaults will be forwarded.
* @param string $cp_data custom profile fields, see custom_profile::build_insert_sql_array
* @return the new user's ID.
*/
function user_add($user_row, $cp_data = false)
{
global $db, $user, $auth, $config, $phpbb_root_path, $phpEx;
if (empty($user_row['username']) || !isset($user_row['group_id']) || !isset($user_row['user_email']) || !isset($user_row['user_type']))
{
return false;
}
$username_clean = utf8_clean_string($user_row['username']);
if (empty($username_clean))
{
return false;
}
$sql_ary = array(
'username' => $user_row['username'],
'username_clean' => $username_clean,
'user_password' => (isset($user_row['user_password'])) ? $user_row['user_password'] : '',
'user_pass_convert' => 0,
'user_email' => strtolower($user_row['user_email']),
'user_email_hash' => phpbb_email_hash($user_row['user_email']),
'group_id' => $user_row['group_id'],
'user_type' => $user_row['user_type'],
);
// These are the additional vars able to be specified
$additional_vars = array(
'user_permissions' => '',
'user_timezone' => $config['board_timezone'],
'user_dateformat' => $config['default_dateformat'],
'user_lang' => $config['default_lang'],
'user_style' => (int) $config['default_style'],
'user_actkey' => '',
'user_ip' => '',
'user_regdate' => time(),
'user_passchg' => time(),
'user_options' => 230271,
// We do not set the new flag here - registration scripts need to specify it
'user_new' => 0,
'user_inactive_reason' => 0,
'user_inactive_time' => 0,
'user_lastmark' => time(),
'user_lastvisit' => 0,
'user_lastpost_time' => 0,
'user_lastpage' => '',
'user_posts' => 0,
'user_colour' => '',
'user_occ' => '',
'user_interests' => '',
'user_avatar' => '',
'user_avatar_type' => 0,
'user_avatar_width' => 0,
'user_avatar_height' => 0,
'user_new_privmsg' => 0,
'user_unread_privmsg' => 0,
'user_last_privmsg' => 0,
'user_message_rules' => 0,
'user_full_folder' => PRIVMSGS_NO_BOX,
'user_emailtime' => 0,
'user_notify' => 0,
'user_notify_pm' => 1,
'user_notify_type' => NOTIFY_EMAIL,
'user_allow_pm' => 1,
'user_allow_viewonline' => 1,
'user_allow_viewemail' => 1,
'user_allow_massemail' => 1,
'user_sig' => '',
'user_sig_bbcode_uid' => '',
'user_sig_bbcode_bitfield' => '',
'user_form_salt' => unique_id(),
);
// Now fill the sql array with not required variables
foreach ($additional_vars as $key => $default_value)
{
$sql_ary[$key] = (isset($user_row[$key])) ? $user_row[$key] : $default_value;
}
// Any additional variables in $user_row not covered above?
$remaining_vars = array_diff(array_keys($user_row), array_keys($sql_ary));
// Now fill our sql array with the remaining vars
if (sizeof($remaining_vars))
{
foreach ($remaining_vars as $key)
{
$sql_ary[$key] = $user_row[$key];
}
}
$sql = 'INSERT INTO ' . USERS_TABLE . ' ' . $db->sql_build_array('INSERT', $sql_ary);
$db->sql_query($sql);
$user_id = $db->sql_nextid();
// Insert Custom Profile Fields
if ($cp_data !== false && sizeof($cp_data))
{
$cp_data['user_id'] = (int) $user_id;
if (!class_exists('custom_profile'))
{
include_once($phpbb_root_path . 'includes/functions_profile_fields.' . $phpEx);
}
$sql = 'INSERT INTO ' . PROFILE_FIELDS_DATA_TABLE . ' ' .
$db->sql_build_array('INSERT', custom_profile::build_insert_sql_array($cp_data));
$db->sql_query($sql);
}
// Place into appropriate group...
$sql = 'INSERT INTO ' . USER_GROUP_TABLE . ' ' . $db->sql_build_array('INSERT', array(
'user_id' => (int) $user_id,
'group_id' => (int) $user_row['group_id'],
'user_pending' => 0)
);
$db->sql_query($sql);
// Now make it the users default group...
group_set_user_default($user_row['group_id'], array($user_id), false);
// Add to newly registered users group if user_new is 1
if ($config['new_member_post_limit'] && $sql_ary['user_new'])
{
$sql = 'SELECT group_id
FROM ' . GROUPS_TABLE . "
WHERE group_name = 'NEWLY_REGISTERED'
AND group_type = " . GROUP_SPECIAL;
$result = $db->sql_query($sql);
$add_group_id = (int) $db->sql_fetchfield('group_id');
$db->sql_freeresult($result);
if ($add_group_id)
{
// Because these actions only fill the log unneccessarily we skip the add_log() entry with a little hack. :/
$GLOBALS['skip_add_log'] = true;
// Add user to "newly registered users" group and set to default group if admin specified so.
if ($config['new_member_group_default'])
{
group_user_add($add_group_id, $user_id, false, false, true);
$user_row['group_id'] = $add_group_id;
}
else
{
group_user_add($add_group_id, $user_id);
}
unset($GLOBALS['skip_add_log']);
}
}
// set the newest user and adjust the user count if the user is a normal user and no activation mail is sent
if ($user_row['user_type'] == USER_NORMAL || $user_row['user_type'] == USER_FOUNDER)
{
set_config('newest_user_id', $user_id, true);
set_config('newest_username', $user_row['username'], true);
set_config_count('num_users', 1, true);
$sql = 'SELECT group_colour
FROM ' . GROUPS_TABLE . '
WHERE group_id = ' . (int) $user_row['group_id'];
$result = $db->sql_query_limit($sql, 1);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
set_config('newest_user_colour', $row['group_colour'], true);
}
return $user_id;
}
/**
* Remove User
*/
function user_delete($mode, $user_id, $post_username = false)
{
global $cache, $config, $db, $user, $auth;
global $phpbb_root_path, $phpEx;
$sql = 'SELECT *
FROM ' . USERS_TABLE . '
WHERE user_id = ' . $user_id;
$result = $db->sql_query($sql);
$user_row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
if (!$user_row)
{
return false;
}
// Before we begin, we will remove the reports the user issued.
$sql = 'SELECT r.post_id, p.topic_id
FROM ' . REPORTS_TABLE . ' r, ' . POSTS_TABLE . ' p
WHERE r.user_id = ' . $user_id . '
AND p.post_id = r.post_id';
$result = $db->sql_query($sql);
$report_posts = $report_topics = array();
while ($row = $db->sql_fetchrow($result))
{
$report_posts[] = $row['post_id'];
$report_topics[] = $row['topic_id'];
}
$db->sql_freeresult($result);
if (sizeof($report_posts))
{
$report_posts = array_unique($report_posts);
$report_topics = array_unique($report_topics);
// Get a list of topics that still contain reported posts
$sql = 'SELECT DISTINCT topic_id
FROM ' . POSTS_TABLE . '
WHERE ' . $db->sql_in_set('topic_id', $report_topics) . '
AND post_reported = 1
AND ' . $db->sql_in_set('post_id', $report_posts, true);
$result = $db->sql_query($sql);
$keep_report_topics = array();
while ($row = $db->sql_fetchrow($result))
{
$keep_report_topics[] = $row['topic_id'];
}
$db->sql_freeresult($result);
if (sizeof($keep_report_topics))
{
$report_topics = array_diff($report_topics, $keep_report_topics);
}
unset($keep_report_topics);
// Now set the flags back
$sql = 'UPDATE ' . POSTS_TABLE . '
SET post_reported = 0
WHERE ' . $db->sql_in_set('post_id', $report_posts);
$db->sql_query($sql);
if (sizeof($report_topics))
{
$sql = 'UPDATE ' . TOPICS_TABLE . '
SET topic_reported = 0
WHERE ' . $db->sql_in_set('topic_id', $report_topics);
$db->sql_query($sql);
}
}
// Remove reports
$db->sql_query('DELETE FROM ' . REPORTS_TABLE . ' WHERE user_id = ' . $user_id);
if ($user_row['user_avatar'] && $user_row['user_avatar_type'] == AVATAR_UPLOAD)
{
avatar_delete('user', $user_row);
}
switch ($mode)
{
case 'retain':
$db->sql_transaction('begin');
if ($post_username === false)
{
$post_username = $user->lang['GUEST'];
}
// If the user is inactive and newly registered we assume no posts from this user being there...
if ($user_row['user_type'] == USER_INACTIVE && $user_row['user_inactive_reason'] == INACTIVE_REGISTER && !$user_row['user_posts'])
{
}
else
{
$sql = 'UPDATE ' . FORUMS_TABLE . '
SET forum_last_poster_id = ' . ANONYMOUS . ", forum_last_poster_name = '" . $db->sql_escape($post_username) . "', forum_last_poster_colour = ''
WHERE forum_last_poster_id = $user_id";
$db->sql_query($sql);
$sql = 'UPDATE ' . POSTS_TABLE . '
SET poster_id = ' . ANONYMOUS . ", post_username = '" . $db->sql_escape($post_username) . "'
WHERE poster_id = $user_id";
$db->sql_query($sql);
$sql = 'UPDATE ' . POSTS_TABLE . '
SET post_edit_user = ' . ANONYMOUS . "
WHERE post_edit_user = $user_id";
$db->sql_query($sql);
$sql = 'UPDATE ' . TOPICS_TABLE . '
SET topic_poster = ' . ANONYMOUS . ", topic_first_poster_name = '" . $db->sql_escape($post_username) . "', topic_first_poster_colour = ''
WHERE topic_poster = $user_id";
$db->sql_query($sql);
$sql = 'UPDATE ' . TOPICS_TABLE . '
SET topic_last_poster_id = ' . ANONYMOUS . ", topic_last_poster_name = '" . $db->sql_escape($post_username) . "', topic_last_poster_colour = ''
WHERE topic_last_poster_id = $user_id";
$db->sql_query($sql);
$sql = 'UPDATE ' . ATTACHMENTS_TABLE . '
SET poster_id = ' . ANONYMOUS . "
WHERE poster_id = $user_id";
$db->sql_query($sql);
// Since we change every post by this author, we need to count this amount towards the anonymous user
// Update the post count for the anonymous user
if ($user_row['user_posts'])
{
$sql = 'UPDATE ' . USERS_TABLE . '
SET user_posts = user_posts + ' . $user_row['user_posts'] . '
WHERE user_id = ' . ANONYMOUS;
$db->sql_query($sql);
}
}
$db->sql_transaction('commit');
break;
case 'remove':
if (!function_exists('delete_posts'))
{
include($phpbb_root_path . 'includes/functions_admin.' . $phpEx);
}
// Delete posts, attachments, etc.
delete_posts('poster_id', $user_id);
break;
}
$db->sql_transaction('begin');
$table_ary = array(USERS_TABLE, USER_GROUP_TABLE, TOPICS_WATCH_TABLE, FORUMS_WATCH_TABLE, ACL_USERS_TABLE, TOPICS_TRACK_TABLE, TOPICS_POSTED_TABLE, FORUMS_TRACK_TABLE, PROFILE_FIELDS_DATA_TABLE, MODERATOR_CACHE_TABLE, DRAFTS_TABLE, BOOKMARKS_TABLE, SESSIONS_KEYS_TABLE, PRIVMSGS_FOLDER_TABLE, PRIVMSGS_RULES_TABLE);
foreach ($table_ary as $table)
{
$sql = "DELETE FROM $table
WHERE user_id = $user_id";
$db->sql_query($sql);
}
$cache->destroy('sql', MODERATOR_CACHE_TABLE);
// Delete user log entries about this user
$sql = 'DELETE FROM ' . LOG_TABLE . '
WHERE reportee_id = ' . $user_id;
$db->sql_query($sql);
// Change user_id to anonymous for this users triggered events
$sql = 'UPDATE ' . LOG_TABLE . '
SET user_id = ' . ANONYMOUS . '
WHERE user_id = ' . $user_id;
$db->sql_query($sql);
// Delete the user_id from the zebra table
$sql = 'DELETE FROM ' . ZEBRA_TABLE . '
WHERE user_id = ' . $user_id . '
OR zebra_id = ' . $user_id;
$db->sql_query($sql);
// Delete the user_id from the banlist
$sql = 'DELETE FROM ' . BANLIST_TABLE . '
WHERE ban_userid = ' . $user_id;
$db->sql_query($sql);
// Delete the user_id from the session table
$sql = 'DELETE FROM ' . SESSIONS_TABLE . '
WHERE session_user_id = ' . $user_id;
$db->sql_query($sql);
// Clean the private messages tables from the user
if (!function_exists('phpbb_delete_user_pms'))
{
include($phpbb_root_path . 'includes/functions_privmsgs.' . $phpEx);
}
phpbb_delete_user_pms($user_id);
$db->sql_transaction('commit');
// Reset newest user info if appropriate
if ($config['newest_user_id'] == $user_id)
{
update_last_username();
}
// Decrement number of users if this user is active
if ($user_row['user_type'] != USER_INACTIVE && $user_row['user_type'] != USER_IGNORE)
{
set_config_count('num_users', -1, true);
}
return false;
}
/**
* Flips user_type from active to inactive and vice versa, handles group membership updates
*
* @param string $mode can be flip for flipping from active/inactive, activate or deactivate
*/
function user_active_flip($mode, $user_id_ary, $reason = INACTIVE_MANUAL)
{
global $config, $db, $user, $auth;
$deactivated = $activated = 0;
$sql_statements = array();
if (!is_array($user_id_ary))
{
$user_id_ary = array($user_id_ary);
}
if (!sizeof($user_id_ary))
{
return;
}
$sql = 'SELECT user_id, group_id, user_type, user_inactive_reason
FROM ' . USERS_TABLE . '
WHERE ' . $db->sql_in_set('user_id', $user_id_ary);
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
$sql_ary = array();
if ($row['user_type'] == USER_IGNORE || $row['user_type'] == USER_FOUNDER ||
($mode == 'activate' && $row['user_type'] != USER_INACTIVE) ||
($mode == 'deactivate' && $row['user_type'] == USER_INACTIVE))
{
continue;
}
if ($row['user_type'] == USER_INACTIVE)
{
$activated++;
}
else
{
$deactivated++;
// Remove the users session key...
$user->reset_login_keys($row['user_id']);
}
$sql_ary += array(
'user_type' => ($row['user_type'] == USER_NORMAL) ? USER_INACTIVE : USER_NORMAL,
'user_inactive_time' => ($row['user_type'] == USER_NORMAL) ? time() : 0,
'user_inactive_reason' => ($row['user_type'] == USER_NORMAL) ? $reason : 0,
);
$sql_statements[$row['user_id']] = $sql_ary;
}
$db->sql_freeresult($result);
if (sizeof($sql_statements))
{
foreach ($sql_statements as $user_id => $sql_ary)
{
$sql = 'UPDATE ' . USERS_TABLE . '
SET ' . $db->sql_build_array('UPDATE', $sql_ary) . '
WHERE user_id = ' . $user_id;
$db->sql_query($sql);
}
$auth->acl_clear_prefetch(array_keys($sql_statements));
}
if ($deactivated)
{
set_config_count('num_users', $deactivated * (-1), true);
}
if ($activated)
{
set_config_count('num_users', $activated, true);
}
// Update latest username
update_last_username();
}
/**
* Add a ban or ban exclusion to the banlist. Bans either a user, an IP or an email address
*
* @param string $mode Type of ban. One of the following: user, ip, email
* @param mixed $ban Banned entity. Either string or array with usernames, ips or email addresses
* @param int $ban_len Ban length in minutes
* @param string $ban_len_other Ban length as a date (YYYY-MM-DD)
* @param boolean $ban_exclude Exclude these entities from banning?
* @param string $ban_reason String describing the reason for this ban
* @return boolean
*/
function user_ban($mode, $ban, $ban_len, $ban_len_other, $ban_exclude, $ban_reason, $ban_give_reason = '')
{
global $db, $user, $auth, $cache;
// Delete stale bans
$sql = 'DELETE FROM ' . BANLIST_TABLE . '
WHERE ban_end < ' . time() . '
AND ban_end <> 0';
$db->sql_query($sql);
$ban_list = (!is_array($ban)) ? array_unique(explode("\n", $ban)) : $ban;
$ban_list_log = implode(', ', $ban_list);
$current_time = time();
// Set $ban_end to the unix time when the ban should end. 0 is a permanent ban.
if ($ban_len)
{
if ($ban_len != -1 || !$ban_len_other)
{
$ban_end = max($current_time, $current_time + ($ban_len) * 60);
}
else
{
$ban_other = explode('-', $ban_len_other);
if (sizeof($ban_other) == 3 && ((int)$ban_other[0] < 9999) &&
(strlen($ban_other[0]) == 4) && (strlen($ban_other[1]) == 2) && (strlen($ban_other[2]) == 2))
{
$ban_end = max($current_time, $user->create_datetime()
->setDate((int) $ban_other[0], (int) $ban_other[1], (int) $ban_other[2])
->setTime(0, 0, 0)
->getTimestamp() + $user->timezone->getOffset(new DateTime('UTC')));
}
else
{
trigger_error('LENGTH_BAN_INVALID', E_USER_WARNING);
}
}
}
else
{
$ban_end = 0;
}
$founder = $founder_names = array();
if (!$ban_exclude)
{
// Create a list of founder...
$sql = 'SELECT user_id, user_email, username_clean
FROM ' . USERS_TABLE . '
WHERE user_type = ' . USER_FOUNDER;
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
$founder[$row['user_id']] = $row['user_email'];
$founder_names[$row['user_id']] = $row['username_clean'];
}
$db->sql_freeresult($result);
}
$banlist_ary = array();
switch ($mode)
{
case 'user':
$type = 'ban_userid';
// At the moment we do not support wildcard username banning
// Select the relevant user_ids.
$sql_usernames = array();
foreach ($ban_list as $username)
{
$username = trim($username);
if ($username != '')
{
$clean_name = utf8_clean_string($username);
if ($clean_name == $user->data['username_clean'])
{
trigger_error('CANNOT_BAN_YOURSELF', E_USER_WARNING);
}
if (in_array($clean_name, $founder_names))
{
trigger_error('CANNOT_BAN_FOUNDER', E_USER_WARNING);
}
$sql_usernames[] = $clean_name;
}
}
// Make sure we have been given someone to ban
if (!sizeof($sql_usernames))
{
trigger_error('NO_USER_SPECIFIED', E_USER_WARNING);
}
$sql = 'SELECT user_id
FROM ' . USERS_TABLE . '
WHERE ' . $db->sql_in_set('username_clean', $sql_usernames);
// Do not allow banning yourself, the guest account, or founders.
$non_bannable = array($user->data['user_id'], ANONYMOUS);
if (sizeof($founder))
{
$sql .= ' AND ' . $db->sql_in_set('user_id', array_merge(array_keys($founder), $non_bannable), true);
}
else
{
$sql .= ' AND ' . $db->sql_in_set('user_id', $non_bannable, true);
}
$result = $db->sql_query($sql);
if ($row = $db->sql_fetchrow($result))
{
do
{
$banlist_ary[] = (int) $row['user_id'];
}
while ($row = $db->sql_fetchrow($result));
}
else
{
$db->sql_freeresult($result);
trigger_error('NO_USERS', E_USER_WARNING);
}
$db->sql_freeresult($result);
break;
case 'ip':
$type = 'ban_ip';
foreach ($ban_list as $ban_item)
{
if (preg_match('#^([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})[ ]*\-[ ]*([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$#', trim($ban_item), $ip_range_explode))
{
// This is an IP range
// Don't ask about all this, just don't ask ... !
$ip_1_counter = $ip_range_explode[1];
$ip_1_end = $ip_range_explode[5];
while ($ip_1_counter <= $ip_1_end)
{
$ip_2_counter = ($ip_1_counter == $ip_range_explode[1]) ? $ip_range_explode[2] : 0;
$ip_2_end = ($ip_1_counter < $ip_1_end) ? 254 : $ip_range_explode[6];
if ($ip_2_counter == 0 && $ip_2_end == 254)
{
$ip_2_counter = 256;
$ip_2_fragment = 256;
$banlist_ary[] = "$ip_1_counter.*";
}
while ($ip_2_counter <= $ip_2_end)
{
$ip_3_counter = ($ip_2_counter == $ip_range_explode[2] && $ip_1_counter == $ip_range_explode[1]) ? $ip_range_explode[3] : 0;
$ip_3_end = ($ip_2_counter < $ip_2_end || $ip_1_counter < $ip_1_end) ? 254 : $ip_range_explode[7];
if ($ip_3_counter == 0 && $ip_3_end == 254)
{
$ip_3_counter = 256;
$ip_3_fragment = 256;
$banlist_ary[] = "$ip_1_counter.$ip_2_counter.*";
}
while ($ip_3_counter <= $ip_3_end)
{
$ip_4_counter = ($ip_3_counter == $ip_range_explode[3] && $ip_2_counter == $ip_range_explode[2] && $ip_1_counter == $ip_range_explode[1]) ? $ip_range_explode[4] : 0;
$ip_4_end = ($ip_3_counter < $ip_3_end || $ip_2_counter < $ip_2_end) ? 254 : $ip_range_explode[8];
if ($ip_4_counter == 0 && $ip_4_end == 254)
{
$ip_4_counter = 256;
$ip_4_fragment = 256;
$banlist_ary[] = "$ip_1_counter.$ip_2_counter.$ip_3_counter.*";
}
while ($ip_4_counter <= $ip_4_end)
{
$banlist_ary[] = "$ip_1_counter.$ip_2_counter.$ip_3_counter.$ip_4_counter";
$ip_4_counter++;
}
$ip_3_counter++;
}
$ip_2_counter++;
}
$ip_1_counter++;
}
}
else if (preg_match('#^([0-9]{1,3})\.([0-9\*]{1,3})\.([0-9\*]{1,3})\.([0-9\*]{1,3})$#', trim($ban_item)) || preg_match('#^[a-f0-9:]+\*?$#i', trim($ban_item)))
{
// Normal IP address
$banlist_ary[] = trim($ban_item);
}
else if (preg_match('#^\*$#', trim($ban_item)))
{
// Ban all IPs
$banlist_ary[] = '*';
}
else if (preg_match('#^([\w\-_]\.?){2,}$#is', trim($ban_item)))
{
// hostname
$ip_ary = gethostbynamel(trim($ban_item));
if (!empty($ip_ary))
{
foreach ($ip_ary as $ip)
{
if ($ip)
{
if (strlen($ip) > 40)
{
continue;
}
$banlist_ary[] = $ip;
}
}
}
}
if (empty($banlist_ary))
{
trigger_error('NO_IPS_DEFINED', E_USER_WARNING);
}
}
break;
case 'email':
$type = 'ban_email';
foreach ($ban_list as $ban_item)
{
$ban_item = trim($ban_item);
if (preg_match('#^.*?@*|(([a-z0-9\-]+\.)+([a-z]{2,3}))$#i', $ban_item))
{
if (strlen($ban_item) > 100)
{
continue;
}
if (!sizeof($founder) || !in_array($ban_item, $founder))
{
$banlist_ary[] = $ban_item;
}
}
}
if (sizeof($ban_list) == 0)
{
trigger_error('NO_EMAILS_DEFINED', E_USER_WARNING);
}
break;
default:
trigger_error('NO_MODE', E_USER_WARNING);
break;
}
// Fetch currently set bans of the specified type and exclude state. Prevent duplicate bans.
$sql_where = ($type == 'ban_userid') ? 'ban_userid <> 0' : "$type <> ''";
$sql = "SELECT $type
FROM " . BANLIST_TABLE . "
WHERE $sql_where
AND ban_exclude = " . (int) $ban_exclude;
$result = $db->sql_query($sql);
// Reset $sql_where, because we use it later...
$sql_where = '';
if ($row = $db->sql_fetchrow($result))
{
$banlist_ary_tmp = array();
do
{
switch ($mode)
{
case 'user':
$banlist_ary_tmp[] = $row['ban_userid'];
break;
case 'ip':
$banlist_ary_tmp[] = $row['ban_ip'];
break;
case 'email':
$banlist_ary_tmp[] = $row['ban_email'];
break;
}
}
while ($row = $db->sql_fetchrow($result));
$banlist_ary_tmp = array_intersect($banlist_ary, $banlist_ary_tmp);
if (sizeof($banlist_ary_tmp))
{
// One or more entities are already banned/excluded, delete the existing bans, so they can be re-inserted with the given new length
$sql = 'DELETE FROM ' . BANLIST_TABLE . '
WHERE ' . $db->sql_in_set($type, $banlist_ary_tmp) . '
AND ban_exclude = ' . (int) $ban_exclude;
$db->sql_query($sql);
}
unset($banlist_ary_tmp);
}
$db->sql_freeresult($result);
// We have some entities to ban
if (sizeof($banlist_ary))
{
$sql_ary = array();
foreach ($banlist_ary as $ban_entry)
{
$sql_ary[] = array(
$type => $ban_entry,
'ban_start' => (int) $current_time,
'ban_end' => (int) $ban_end,
'ban_exclude' => (int) $ban_exclude,
'ban_reason' => (string) $ban_reason,
'ban_give_reason' => (string) $ban_give_reason,
);
}
$db->sql_multi_insert(BANLIST_TABLE, $sql_ary);
// If we are banning we want to logout anyone matching the ban
if (!$ban_exclude)
{
switch ($mode)
{
case 'user':
$sql_where = 'WHERE ' . $db->sql_in_set('session_user_id', $banlist_ary);
break;
case 'ip':
$sql_where = 'WHERE ' . $db->sql_in_set('session_ip', $banlist_ary);
break;
case 'email':
$banlist_ary_sql = array();
foreach ($banlist_ary as $ban_entry)