diff options
Diffstat (limited to 'phpBB/includes/classes/acl.php')
| -rw-r--r-- | phpBB/includes/classes/acl.php | 946 |
1 files changed, 0 insertions, 946 deletions
diff --git a/phpBB/includes/classes/acl.php b/phpBB/includes/classes/acl.php deleted file mode 100644 index 049b0842e2..0000000000 --- a/phpBB/includes/classes/acl.php +++ /dev/null @@ -1,946 +0,0 @@ -<?php -/** -* -* @package phpBB3 -* @version $Id$ -* @copyright (c) 2005 phpBB Group -* @license http://opensource.org/licenses/gpl-license.php GNU Public License -* -*/ - -/** -* @ignore -*/ -if (!defined('IN_PHPBB')) -{ - exit; -} - -/** -* Permission/ACL class -* @package phpBB3 -*/ -class phpbb_acl -{ - public $phpbb_required = array('acm', 'db'); - public $phpbb_optional = array(); - - public $acl_raw; - - private $acl = array(); - private $cache = array(); - public $acl_options = array(); - private $acl_element_ids = false; - private $recache = false; - - public function __construct() - { - $this->acl = $this->cache = $this->acl_options = array(); - $this->acl_element_ids = false; - - if (($this->acl_options = phpbb::$acm->get('acl_options')) === false) - { - $sql = 'SELECT auth_option_id, auth_option, is_global, is_local - FROM ' . ACL_OPTIONS_TABLE . ' - ORDER BY auth_option_id'; - $result = phpbb::$db->sql_query($sql); - - $global = $local = 0; - $this->acl_options = array(); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - if ($row['is_global']) - { - $this->acl_options['global'][$row['auth_option']] = $global++; - } - - if ($row['is_local']) - { - $this->acl_options['local'][$row['auth_option']] = $local++; - } - - $this->acl_options['id'][$row['auth_option']] = (int) $row['auth_option_id']; - $this->acl_options['option'][(int) $row['auth_option_id']] = $row['auth_option']; - } - phpbb::$db->sql_freeresult($result); - - phpbb::$acm->put('acl_options', $this->acl_options); - $this->recache = true; - } - - // Add raw data acl class - $this->acl_raw = new phpbb_acl_raw_data(); - } - - /** - * Init permissions - */ - public function init(array &$userdata) - { - if (!trim($userdata['user_permissions']) || $this->recache) - { - $this->acl_cache($userdata); - } - - // Fill ACL array - $this->_fill_acl($userdata['user_permissions']); - - // Verify bitstring length with options provided... - $renew = false; - $global_length = sizeof($this->acl_options['global']); - $local_length = sizeof($this->acl_options['local']); - - // Specify comparing length (bitstring is padded to 31 bits) - $global_length = ($global_length % 31) ? ($global_length - ($global_length % 31) + 31) : $global_length; - $local_length = ($local_length % 31) ? ($local_length - ($local_length % 31) + 31) : $local_length; - - // You thought we are finished now? Noooo... now compare them. - foreach ($this->acl as $forum_id => $bitstring) - { - if (($forum_id && strlen($bitstring) != $local_length) || (!$forum_id && strlen($bitstring) != $global_length)) - { - $renew = true; - break; - } - } - - // If a bitstring within the list does not match the options, we have a user with incorrect permissions set and need to renew them - if ($renew) - { - $this->acl_cache($userdata); - $this->_fill_acl($userdata['user_permissions']); - } - - return; - } - - /** - * Fill ACL array with relevant bitstrings from user_permissions column - * @access private - */ - private function _fill_acl($user_permissions) - { - $this->acl = array(); - $user_permissions = explode("\n", $user_permissions); - - foreach ($user_permissions as $f => $seq) - { - if ($seq) - { - $i = 0; - - if (!isset($this->acl[$f])) - { - $this->acl[$f] = ''; - } - - while ($subseq = substr($seq, $i, 6)) - { - // We put the original bitstring into the acl array - $this->acl[$f] .= str_pad(base_convert($subseq, 36, 2), 31, 0, STR_PAD_LEFT); - $i += 6; - } - } - } - } - - /** - * Look up an option - * if the option is prefixed with !, then the result becomes negated - * - * If a forum id is specified the local option will be combined with a global option if one exist. - * If a forum id is not specified, only the global option will be checked. - */ - public function acl_get($opt, $f = 0) - { - $negate = false; - - if (strpos($opt, '!') === 0) - { - $negate = true; - $opt = substr($opt, 1); - } - - if (!isset($this->cache[$f][$opt])) - { - // We combine the global/local option with an OR because some options are global and local. - // If the user has the global permission the local one is true too and vice versa - $this->cache[$f][$opt] = false; - - // Is this option a global permission setting? - if (isset($this->acl_options['global'][$opt])) - { - if (isset($this->acl[0])) - { - $this->cache[$f][$opt] = $this->acl[0][$this->acl_options['global'][$opt]]; - } - } - - // Is this option a local permission setting? - // But if we check for a global option only, we won't combine the options... - if ($f != 0 && isset($this->acl_options['local'][$opt])) - { - if (isset($this->acl[$f]) && isset($this->acl[$f][$this->acl_options['local'][$opt]])) - { - $this->cache[$f][$opt] |= $this->acl[$f][$this->acl_options['local'][$opt]]; - } - } - } - - // Founder always has all global options set to true... - return $negate xor $this->cache[$f][$opt]; - } - - /** - * Get forums with the specified permission setting - * if the option is prefixed with !, then the result becomes negated - * - * @param bool $clean set to true if only values needs to be returned which are set/unset - */ - public function acl_getf($opt, $clean = false) - { - $acl_f = array(); - $negate = false; - - if (strpos($opt, '!') === 0) - { - $negate = true; - $opt = substr($opt, 1); - } - - // If we retrieve a list of forums not having permissions in, we need to get every forum_id - if ($negate) - { - if ($this->acl_forum_ids === false) - { - $sql = 'SELECT forum_id - FROM ' . FORUMS_TABLE; - - if (sizeof($this->acl)) - { - $sql .= ' WHERE ' . phpbb::$db->sql_in_set('forum_id', array_keys($this->acl), true); - } - $result = phpbb::$db->sql_query($sql); - - $this->acl_forum_ids = array(); - while ($row = phpbb::$db->sql_fetchrow($result)) - { - $this->acl_forum_ids[] = $row['forum_id']; - } - phpbb::$db->sql_freeresult($result); - } - } - - if (isset($this->acl_options['local'][$opt])) - { - foreach ($this->acl as $f => $bitstring) - { - // Skip global settings - if (!$f) - { - continue; - } - - $allowed = (!isset($this->cache[$f][$opt])) ? $this->acl_get($opt, $f) : $this->cache[$f][$opt]; - - if (!$clean) - { - $acl_f[$f][$opt] = $negate xor $allowed; - } - else if ($negate xor $allowed) - { - $acl_f[$f][$opt] = 1; - } - } - } - - // If we get forum_ids not having this permission, we need to fill the remaining parts - if ($negate && sizeof($this->acl_forum_ids)) - { - foreach ($this->acl_forum_ids as $f) - { - $acl_f[$f][$opt] = 1; - } - } - - return $acl_f; - } - - /** - * Get local permission state for any forum. - * - * Returns true if user has the permission in one or more forums, false if in no forum. - * If global option is checked it returns the global state (same as acl_get($opt)) - * Local option has precedence... - */ - public function acl_getf_global($opt) - { - if (is_array($opt)) - { - // evaluates to true as soon as acl_getf_global is true for one option - foreach ($opt as $check_option) - { - if ($this->acl_getf_global($check_option)) - { - return true; - } - } - - return false; - } - - if (isset($this->acl_options['local'][$opt])) - { - foreach ($this->acl as $f => $bitstring) - { - // Skip global settings - if (!$f) - { - continue; - } - - // as soon as the user has any permission we're done so return true - if ((!isset($this->cache[$f][$opt])) ? $this->acl_get($opt, $f) : $this->cache[$f][$opt]) - { - return true; - } - } - } - else if (isset($this->acl_options['global'][$opt])) - { - return $this->acl_get($opt); - } - - return false; - } - - /** - * Get permission settings (more than one) - */ - public function acl_gets() - { - $args = func_get_args(); - $f = array_pop($args); - - if (!is_numeric($f)) - { - $args[] = $f; - $f = 0; - } - - // alternate syntax: acl_gets(array('m_', 'a_'), $forum_id) - if (is_array($args[0])) - { - $args = $args[0]; - } - - $acl = 0; - foreach ($args as $opt) - { - $acl |= $this->acl_get($opt, $f); - } - - return $acl; - } - - /** - * Get permission listing based on user_id/options/forum_ids - */ - public function acl_get_list($user_id = false, $opts = false, $forum_id = false) - { - if ($user_id !== false && !is_array($user_id) && $opts === false && $forum_id === false) - { - $hold_ary = array($user_id => $this->acl_raw->single_user($user_id)); - } - else - { - $hold_ary = $this->acl_raw->data($user_id, $opts, $forum_id); - } - - $auth_ary = array(); - foreach ($hold_ary as $user_id => $forum_ary) - { - foreach ($forum_ary as $forum_id => $auth_option_ary) - { - foreach ($auth_option_ary as $auth_option => $auth_setting) - { - if ($auth_setting) - { - $auth_ary[$forum_id][$auth_option][] = $user_id; - } - } - } - } - - return $auth_ary; - } - - /** - * Cache data to user_permissions row - */ - public function acl_cache(array &$userdata) - { - // Empty user_permissions - $userdata['user_permissions'] = ''; - - $hold_ary = $this->acl_raw->single_user($userdata['user_id']); - - // Key 0 in $hold_ary are global options, all others are forum_ids - - // If this user is founder we're going to force fill the admin options ... - if ($userdata['user_type'] == phpbb::USER_FOUNDER) - { - foreach ($this->acl_options['global'] as $opt => $id) - { - if (strpos($opt, 'a_') === 0) - { - $hold_ary[0][$this->acl_options['id'][$opt]] = phpbb::ACL_YES; - } - } - } - - $hold_str = $this->build_bitstring($hold_ary); - - if ($hold_str) - { - $userdata['user_permissions'] = $hold_str; - - $sql = 'UPDATE ' . USERS_TABLE . " - SET user_permissions = '" . phpbb::$db->sql_escape($userdata['user_permissions']) . "', - user_perm_from = 0 - WHERE user_id = " . $userdata['user_id']; - phpbb::$db->sql_query($sql); - } - - return; - } - - /** - * Build bitstring from permission set - */ - protected function build_bitstring(&$hold_ary) - { - $hold_str = ''; - - if (sizeof($hold_ary)) - { - ksort($hold_ary); - - $last_f = 0; - - foreach ($hold_ary as $f => $auth_ary) - { - $ary_key = (!$f) ? 'global' : 'local'; - - $bitstring = array(); - foreach ($this->acl_options[$ary_key] as $opt => $id) - { - if (isset($auth_ary[$this->acl_options['id'][$opt]])) - { - $bitstring[$id] = $auth_ary[$this->acl_options['id'][$opt]]; - - $option_key = substr($opt, 0, strpos($opt, '_') + 1); - - // If one option is allowed, the global permission for this option has to be allowed too - // example: if the user has the a_ permission this means he has one or more a_* permissions - if ($auth_ary[$this->acl_options['id'][$opt]] == phpbb::ACL_YES && (!isset($bitstring[$this->acl_options[$ary_key][$option_key]]) || $bitstring[$this->acl_options[$ary_key][$option_key]] == phpbb::ACL_NEVER)) - { - $bitstring[$this->acl_options[$ary_key][$option_key]] = phpbb::ACL_YES; - } - } - else - { - $bitstring[$id] = phpbb::ACL_NEVER; - } - } - - // Now this bitstring defines the permission setting for the current forum $f (or global setting) - $bitstring = implode('', $bitstring); - - // The line number indicates the id, therefore we have to add empty lines for those ids not present - $hold_str .= str_repeat("\n", $f - $last_f); - - // Convert bitstring for storage - we do not use binary/bytes because PHP's string functions are not fully binary safe - for ($i = 0, $bit_length = strlen($bitstring); $i < $bit_length; $i += 31) - { - $hold_str .= str_pad(base_convert(str_pad(substr($bitstring, $i, 31), 31, 0, STR_PAD_RIGHT), 2, 36), 6, 0, STR_PAD_LEFT); - } - - $last_f = $f; - } - unset($bitstring); - - $hold_str = rtrim($hold_str); - } - - return $hold_str; - } - - /** - * Clear one or all users cached permission settings - */ - public function acl_clear_prefetch($user_id = false) - { - // Rebuild options cache - phpbb::$acm->destroy('role_cache'); - - $sql = 'SELECT * - FROM ' . ACL_ROLES_DATA_TABLE . ' - ORDER BY role_id ASC'; - $result = phpbb::$db->sql_query($sql); - - $this->role_cache = array(); - while ($row = phpbb::$db->sql_fetchrow($result)) - { - $this->role_cache[$row['role_id']][$row['auth_option_id']] = (int) $row['auth_setting']; - } - phpbb::$db->sql_freeresult($result); - - foreach ($this->role_cache as $role_id => $role_options) - { - $this->role_cache[$role_id] = serialize($role_options); - } - - phpbb::$acm->put('role_cache', $this->role_cache); - - // Now empty user permissions - $where_sql = ''; - - if ($user_id !== false) - { - $user_id = (!is_array($user_id)) ? $user_id = array((int) $user_id) : array_map('intval', $user_id); - $where_sql = ' WHERE ' . phpbb::$db->sql_in_set('user_id', $user_id); - } - - $sql = 'UPDATE ' . USERS_TABLE . " - SET user_permissions = '', - user_perm_from = 0 - $where_sql"; - phpbb::$db->sql_query($sql); - - return; - } - -/** -} - - * Role-specific methods/definitionis used by phpbb_acl -class phpbb_acl_role -{ - */ - - /** - * Get assigned roles - * @todo: protected or public? - */ - public function acl_role_data($user_type, $role_type, $ug_id = false, $forum_id = false) - { - $roles = array(); - - $sql_id = ($user_type == 'user') ? 'user_id' : 'group_id'; - - $sql_ug = ($ug_id !== false) ? ((!is_array($ug_id)) ? "AND a.$sql_id = $ug_id" : 'AND ' . phpbb::$db->sql_in_set("a.$sql_id", $ug_id)) : ''; - $sql_forum = ($forum_id !== false) ? ((!is_array($forum_id)) ? "AND a.forum_id = $forum_id" : 'AND ' . phpbb::$db->sql_in_set('a.forum_id', $forum_id)) : ''; - - // Grab assigned roles... - $sql = 'SELECT a.auth_role_id, a.' . $sql_id . ', a.forum_id - FROM ' . (($user_type == 'user') ? ACL_USERS_TABLE : ACL_GROUPS_TABLE) . ' a, ' . ACL_ROLES_TABLE . " r - WHERE a.auth_role_id = r.role_id - AND r.role_type = '" . phpbb::$db->sql_escape($role_type) . "' - $sql_ug - $sql_forum - ORDER BY r.role_order ASC"; - $result = phpbb::$db->sql_query($sql); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - $roles[$row[$sql_id]][$row['forum_id']] = $row['auth_role_id']; - } - phpbb::$db->sql_freeresult($result); - - return $roles; - } -} - -/** -* data-specific methods/definitionis used by phpbb_acl -*/ -class phpbb_acl_raw_data -{ - /** - * Get raw acl data based on user/option/forum - * @todo: protected or public? - */ - public function data($user_id = false, $opts = false, $forum_id = false) - { - $sql_user = ($user_id !== false) ? ((!is_array($user_id)) ? 'user_id = ' . (int) $user_id : phpbb::$db->sql_in_set('user_id', array_map('intval', $user_id))) : ''; - $sql_forum = ($forum_id !== false) ? ((!is_array($forum_id)) ? 'AND a.forum_id = ' . (int) $forum_id : 'AND ' . phpbb::$db->sql_in_set('a.forum_id', array_map('intval', $forum_id))) : ''; - - $sql_opts = $sql_opts_select = $sql_opts_from = ''; - $hold_ary = array(); - - if ($opts !== false) - { - $sql_opts_select = ', ao.auth_option'; - $sql_opts_from = ', ' . ACL_OPTIONS_TABLE . ' ao'; - $this->build_auth_option_statement('ao.auth_option', $opts, $sql_opts); - } - - $sql_ary = array(); - - // Grab non-role settings - user-specific - $sql_ary[] = 'SELECT a.user_id, a.forum_id, a.auth_setting, a.auth_option_id' . $sql_opts_select . ' - FROM ' . ACL_USERS_TABLE . ' a' . $sql_opts_from . ' - WHERE a.auth_role_id = 0 ' . - (($sql_opts_from) ? 'AND a.auth_option_id = ao.auth_option_id ' : '') . - (($sql_user) ? 'AND a.' . $sql_user : '') . " - $sql_forum - $sql_opts"; - - // Now the role settings - user-specific - $sql_ary[] = 'SELECT a.user_id, a.forum_id, r.auth_option_id, r.auth_setting, r.auth_option_id' . $sql_opts_select . ' - FROM ' . ACL_USERS_TABLE . ' a, ' . ACL_ROLES_DATA_TABLE . ' r' . $sql_opts_from . ' - WHERE a.auth_role_id = r.role_id ' . - (($sql_opts_from) ? 'AND r.auth_option_id = ao.auth_option_id ' : '') . - (($sql_user) ? 'AND a.' . $sql_user : '') . " - $sql_forum - $sql_opts"; - - foreach ($sql_ary as $sql) - { - $result = phpbb::$db->sql_query($sql); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - $option = ($sql_opts_select) ? $row['auth_option'] : $this->acl_options['option'][$row['auth_option_id']]; - $hold_ary[$row['user_id']][$row['forum_id']][$option] = $row['auth_setting']; - } - phpbb::$db->sql_freeresult($result); - } - - $sql_ary = array(); - - // Now grab group settings - non-role specific... - $sql_ary[] = 'SELECT ug.user_id, a.forum_id, a.auth_setting, a.auth_option_id' . $sql_opts_select . ' - FROM ' . ACL_GROUPS_TABLE . ' a, ' . USER_GROUP_TABLE . ' ug' . $sql_opts_from . ' - WHERE a.auth_role_id = 0 ' . - (($sql_opts_from) ? 'AND a.auth_option_id = ao.auth_option_id ' : '') . ' - AND a.group_id = ug.group_id - AND ug.user_pending = 0 - ' . (($sql_user) ? 'AND ug.' . $sql_user : '') . " - $sql_forum - $sql_opts"; - - // Now grab group settings - role specific... - $sql_ary[] = 'SELECT ug.user_id, a.forum_id, r.auth_setting, r.auth_option_id' . $sql_opts_select . ' - FROM ' . ACL_GROUPS_TABLE . ' a, ' . USER_GROUP_TABLE . ' ug, ' . ACL_ROLES_DATA_TABLE . ' r' . $sql_opts_from . ' - WHERE a.auth_role_id = r.role_id ' . - (($sql_opts_from) ? 'AND r.auth_option_id = ao.auth_option_id ' : '') . ' - AND a.group_id = ug.group_id - AND ug.user_pending = 0 - ' . (($sql_user) ? 'AND ug.' . $sql_user : '') . " - $sql_forum - $sql_opts"; - - foreach ($sql_ary as $sql) - { - $result = phpbb::$db->sql_query($sql); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - $option = ($sql_opts_select) ? $row['auth_option'] : $this->acl_options['option'][$row['auth_option_id']]; - - // @todo: use the ref technique to reduce opcode generation - if (!isset($hold_ary[$row['user_id']][$row['forum_id']][$option]) || (isset($hold_ary[$row['user_id']][$row['forum_id']][$option]) && $hold_ary[$row['user_id']][$row['forum_id']][$option] != phpbb::ACL_NEVER)) - { - $hold_ary[$row['user_id']][$row['forum_id']][$option] = $row['auth_setting']; - - // If we detect phpbb::ACL_NEVER, we will unset the flag option (within building the bitstring it is correctly set again) - if ($row['auth_setting'] == phpbb::ACL_NEVER) - { - $flag = substr($option, 0, strpos($option, '_') + 1); - - if (isset($hold_ary[$row['user_id']][$row['forum_id']][$flag]) && $hold_ary[$row['user_id']][$row['forum_id']][$flag] == phpbb::ACL_YES) - { - unset($hold_ary[$row['user_id']][$row['forum_id']][$flag]); - -/* if (in_array(phpbb::ACL_YES, $hold_ary[$row['user_id']][$row['forum_id']])) - { - $hold_ary[$row['user_id']][$row['forum_id']][$flag] = phpbb::ACL_YES; - } -*/ - } - } - } - } - phpbb::$db->sql_freeresult($result); - } - - return $hold_ary; - } - - /** - * Get raw user based permission settings - */ - public function user($user_id = false, $opts = false, $forum_id = false) - { - $sql_user = ($user_id !== false) ? ((!is_array($user_id)) ? 'user_id = ' . (int) $user_id : phpbb::$db->sql_in_set('user_id', array_map('intval', $user_id))) : ''; - $sql_forum = ($forum_id !== false) ? ((!is_array($forum_id)) ? 'AND a.forum_id = ' . (int) $forum_id : 'AND ' . phpbb::$db->sql_in_set('a.forum_id', array_map('intval', $forum_id))) : ''; - - $sql_opts = ''; - $hold_ary = $sql_ary = array(); - - if ($opts !== false) - { - $this->build_auth_option_statement('ao.auth_option', $opts, $sql_opts); - } - - // Grab user settings - non-role specific... - $sql_ary[] = 'SELECT a.user_id, a.forum_id, a.auth_setting, a.auth_option_id, ao.auth_option - FROM ' . ACL_USERS_TABLE . ' a, ' . ACL_OPTIONS_TABLE . ' ao - WHERE a.auth_role_id = 0 - AND a.auth_option_id = ao.auth_option_id ' . - (($sql_user) ? 'AND a.' . $sql_user : '') . " - $sql_forum - $sql_opts - ORDER BY a.forum_id, ao.auth_option"; - - // Now the role settings - user-specific - $sql_ary[] = 'SELECT a.user_id, a.forum_id, r.auth_option_id, r.auth_setting, r.auth_option_id, ao.auth_option - FROM ' . ACL_USERS_TABLE . ' a, ' . ACL_ROLES_DATA_TABLE . ' r, ' . ACL_OPTIONS_TABLE . ' ao - WHERE a.auth_role_id = r.role_id - AND r.auth_option_id = ao.auth_option_id ' . - (($sql_user) ? 'AND a.' . $sql_user : '') . " - $sql_forum - $sql_opts - ORDER BY a.forum_id, ao.auth_option"; - - foreach ($sql_ary as $sql) - { - $result = phpbb::$db->sql_query($sql); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - $hold_ary[$row['user_id']][$row['forum_id']][$row['auth_option']] = $row['auth_setting']; - } - phpbb::$db->sql_freeresult($result); - } - - return $hold_ary; - } - - /** - * Get raw group based permission settings - */ - public function group($group_id = false, $opts = false, $forum_id = false) - { - $sql_group = ($group_id !== false) ? ((!is_array($group_id)) ? 'group_id = ' . (int) $group_id : phpbb::$db->sql_in_set('group_id', array_map('intval', $group_id))) : ''; - $sql_forum = ($forum_id !== false) ? ((!is_array($forum_id)) ? 'AND a.forum_id = ' . (int) $forum_id : 'AND ' . phpbb::$db->sql_in_set('a.forum_id', array_map('intval', $forum_id))) : ''; - - $sql_opts = ''; - $hold_ary = $sql_ary = array(); - - if ($opts !== false) - { - $this->build_auth_option_statement('ao.auth_option', $opts, $sql_opts); - } - - // Grab group settings - non-role specific... - $sql_ary[] = 'SELECT a.group_id, a.forum_id, a.auth_setting, a.auth_option_id, ao.auth_option - FROM ' . ACL_GROUPS_TABLE . ' a, ' . ACL_OPTIONS_TABLE . ' ao - WHERE a.auth_role_id = 0 - AND a.auth_option_id = ao.auth_option_id ' . - (($sql_group) ? 'AND a.' . $sql_group : '') . " - $sql_forum - $sql_opts - ORDER BY a.forum_id, ao.auth_option"; - - // Now grab group settings - role specific... - $sql_ary[] = 'SELECT a.group_id, a.forum_id, r.auth_setting, r.auth_option_id, ao.auth_option - FROM ' . ACL_GROUPS_TABLE . ' a, ' . ACL_ROLES_DATA_TABLE . ' r, ' . ACL_OPTIONS_TABLE . ' ao - WHERE a.auth_role_id = r.role_id - AND r.auth_option_id = ao.auth_option_id ' . - (($sql_group) ? 'AND a.' . $sql_group : '') . " - $sql_forum - $sql_opts - ORDER BY a.forum_id, ao.auth_option"; - - foreach ($sql_ary as $sql) - { - $result = phpbb::$db->sql_query($sql); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - $hold_ary[$row['group_id']][$row['forum_id']][$row['auth_option']] = $row['auth_setting']; - } - phpbb::$db->sql_freeresult($result); - } - - return $hold_ary; - } - - /** - * Get raw acl data based on user for caching user_permissions - * This function returns the same data as data(), but without the user id as the first key within the array. - */ - public function single_user($user_id) - { - // Check if the role-cache is there - if (($this->role_cache = phpbb::$acm->get('role_cache')) === false) - { - $this->role_cache = array(); - - // We pre-fetch roles - $sql = 'SELECT * - FROM ' . ACL_ROLES_DATA_TABLE . ' - ORDER BY role_id ASC'; - $result = phpbb::$db->sql_query($sql); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - $this->role_cache[$row['role_id']][$row['auth_option_id']] = (int) $row['auth_setting']; - } - phpbb::$db->sql_freeresult($result); - - foreach ($this->role_cache as $role_id => $role_options) - { - $this->role_cache[$role_id] = serialize($role_options); - } - - phpbb::$acm->put('role_cache', $this->role_cache); - } - - $hold_ary = array(); - - // Grab user-specific permission settings - $sql = 'SELECT forum_id, auth_option_id, auth_role_id, auth_setting - FROM ' . ACL_USERS_TABLE . ' - WHERE user_id = ' . $user_id; - $result = phpbb::$db->sql_query($sql); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - // If a role is assigned, assign all options included within this role. Else, only set this one option. - if ($row['auth_role_id']) - { - $hold_ary[$row['forum_id']] = (empty($hold_ary[$row['forum_id']])) ? unserialize($this->role_cache[$row['auth_role_id']]) : $hold_ary[$row['forum_id']] + unserialize($this->role_cache[$row['auth_role_id']]); - } - else - { - $hold_ary[$row['forum_id']][$row['auth_option_id']] = $row['auth_setting']; - } - } - phpbb::$db->sql_freeresult($result); - - // Now grab group-specific permission settings - $sql = 'SELECT a.forum_id, a.auth_option_id, a.auth_role_id, a.auth_setting - FROM ' . ACL_GROUPS_TABLE . ' a, ' . USER_GROUP_TABLE . ' ug - WHERE a.group_id = ug.group_id - AND ug.user_pending = 0 - AND ug.user_id = ' . $user_id; - $result = phpbb::$db->sql_query($sql); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - if (!$row['auth_role_id']) - { - $this->_set_group_hold_ary($hold_ary[$row['forum_id']], $row['auth_option_id'], $row['auth_setting']); - } - else if (!empty($this->role_cache[$row['auth_role_id']])) - { - foreach (unserialize($this->role_cache[$row['auth_role_id']]) as $option_id => $setting) - { - $this->_set_group_hold_ary($hold_ary[$row['forum_id']], $option_id, $setting); - } - } - } - phpbb::$db->sql_freeresult($result); - - return $hold_ary; - } - - /** - * Private function snippet for setting a specific piece of the hold_ary - */ - private function _set_group_hold_ary(&$hold_ary, $option_id, $setting) - { - if (!isset($hold_ary[$option_id]) || (isset($hold_ary[$option_id]) && $hold_ary[$option_id] != phpbb::ACL_NEVER)) - { - $hold_ary[$option_id] = $setting; - - // If we detect phpbb::ACL_NEVER, we will unset the flag option (within building the bitstring it is correctly set again) - if ($setting == phpbb::ACL_NEVER) - { - $flag = substr($this->acl_options['option'][$option_id], 0, strpos($this->acl_options['option'][$option_id], '_') + 1); - $flag = (int) $this->acl_options['id'][$flag]; - - if (isset($hold_ary[$flag]) && $hold_ary[$flag] == phpbb::ACL_YES) - { - unset($hold_ary[$flag]); - -/* This is uncommented, because i suspect this being slightly wrong due to mixed permission classes being possible - if (in_array(phpbb::ACL_YES, $hold_ary)) - { - $hold_ary[$flag] = phpbb::ACL_YES; - }*/ - } - } - } - } - - /** - * Fill auth_option statement for later querying based on the supplied options - */ - private function build_auth_option_statement($key, $auth_options, &$sql_opts) - { - if (!is_array($auth_options)) - { - if (strpos($auth_options, '%') !== false) - { - $sql_opts = "AND $key " . phpbb::$db->sql_like_expression(str_replace('%', phpbb::$db->any_char, $auth_options)); - } - else - { - $sql_opts = "AND $key = '" . phpbb::$db->sql_escape($auth_options) . "'"; - } - } - else - { - $is_like_expression = false; - - foreach ($auth_options as $option) - { - if (strpos($option, '%') !== false) - { - $is_like_expression = true; - } - } - - if (!$is_like_expression) - { - $sql_opts = 'AND ' . phpbb::$db->sql_in_set($key, $auth_options); - } - else - { - $sql = array(); - - foreach ($auth_options as $option) - { - if (strpos($option, '%') !== false) - { - $sql[] = $key . ' ' . phpbb::$db->sql_like_expression(str_replace('%', phpbb::$db->any_char, $option)); - } - else - { - $sql[] = $key . " = '" . phpbb::$db->sql_escape($option) . "'"; - } - } - - $sql_opts = 'AND (' . implode(' OR ', $sql) . ')'; - } - } - } -} - -?>
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