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class.ACLayer.php
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<?php
// Version 1.0.0
require_once('Zend/Db/Adapter/Abstract.php');
class ACLayer{
protected $config = array();
protected $db = null;
protected $dataQuery = null;
protected $vars = array();
protected $sanity = array();
protected final function sanityCheck($what, $check, $vars){
switch($check){
case 'set':
if(isset($vars[$what])){return(1);}else{return(0);}
break;
case 'empty':
if(empty($vars[$what])){return(1);}else{return(0);}
break;
}
}
// Build class with base config and database connection
public function __construct(Zend_Db_Adapter_Abstract $db, $config = array()){
$this->db = $db;
if(!empty($config)){$this->config = $config;}
}
// Function to build the acl query, or to select extra data
protected function _buildQuery($selectType = null, $vars = array()){
$this->dataQuery = $this->db->select();
$dataStatement = array();
switch($selectType){
case 'group_exists_idcheck':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('gidEq', $vars);
break;
case 'group_exists_namecheck':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('gnameEq', $vars);
break;
case 'group_getid_name':
$dataStatement[] = $this->config['groupidcol'];
$this->_bq_attachWhere('gnameEq', $vars);
break;
case 'group_member':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('residGroupEq', $vars);
$this->_bq_attachWhere('restypeGroup', $vars);
$this->_bq_attachWhere('supplicantuidEq', $vars);
break;
case 'group_memberships':
$dataStatement['groupid'] = $this->config['residcol'];
$this->_bq_attachWhere('restypeGroup', $vars);
$this->_bq_attachWhere('supplicantuidEq', $vars);
break;
case 'permission_exists':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('permkeyEq', $vars);
break;
case 'permission_gaccess_allow':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('gidIn', $vars);
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
break;
case 'permission_gaccess_deny':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('gidIn', $vars);
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
break;
case 'permission_glist_allow':
$dataStatement[] = $this->config['groupidcol'];
$this->_bq_attachWhere('permscopeGlobal', $vars);
$this->_bq_attachWhere('permkeyEq', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('ridNull', $vars);
$this->_bq_attachWhere('uidNull', $vars);
$this->dataQuery->group($this->config['groupidcol']);
break;
case 'permission_glist_deny':
$dataStatement[] = $this->config['groupidcol'];
$this->_bq_attachWhere('permscopeGlobal', $vars);
$this->_bq_attachWhere('permkeyEq', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('ridNull', $vars);
$this->_bq_attachWhere('uidNull', $vars);
$this->dataQuery->group($this->config['groupidcol']);
break;
case 'permission_raccess_allow':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('ridIn', $vars);
break;
case 'permission_raccess_deny':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('ridIn', $vars);
break;
case 'permission_rlist_allow':
$dataStatement[] = $this->config['roleidcol'];
$this->_bq_attachWhere('permkeyEq', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('gidNull', $vars);
$this->_bq_attachWhere('uidNull', $vars);
$this->dataQuery->group($this->config['roleidcol']);
break;
case 'permission_rlist_deny':
$dataStatement[] = $this->config['roleidcol'];
$this->_bq_attachWhere('permkeyEq', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('gidNull', $vars);
$this->_bq_attachWhere('uidNull', $vars);
$this->dataQuery->group($this->config['roleidcol']);
break;
case 'permission_uaccess_allow':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('uidEq', $vars);
break;
case 'permission_uaccess_deny':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('uidEq', $vars);
break;
case 'permission_ulist_allow':
$dataStatement[] = $this->config['uidcol'];
$this->_bq_attachWhere('permkeyEq', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('gidNull', $vars);
$this->_bq_attachWhere('ridNull', $vars);
$this->dataQuery->group($this->config['uidcol']);
break;
case 'permission_ulist_deny':
$dataStatement[] = $this->config['uidcol'];
$this->_bq_attachWhere('permkeyEq', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('gidNull', $vars);
$this->_bq_attachWhere('ridNull', $vars);
$this->dataQuery->group($this->config['uidcol']);
break;
case 'resource_exists':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('residEq', $vars);
break;
case 'resource_gaccess':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('gidIn', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('residEq', $vars);
break;
case 'resource_gfind':
$dataStatement[] = $this->config['residcol'];
$this->_bq_attachWhere('gidIn', $vars);
$this->_bq_attachWhere('restypeEq', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
break;
case 'resource_glist_allow':
$dataStatement[] = $this->config['groupidcol'];
$this->_bq_attachWhere('residEq', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->dataQuery->group($this->config['groupidcol']);
break;
case 'resource_glist_deny':
$dataStatement[] = $this->config['groupidcol'];
$this->_bq_attachWhere('residEq', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
$this->dataQuery->group($this->config['groupidcol']);
break;
case 'resource_gperm_allow':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('gidIn', $vars);
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('residEq', $vars);
break;
case 'resource_gperm_deny':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('gidIn', $vars);
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('residEq', $vars);
break;
case 'resource_info':
$dataStatement[] = $this->config['resowneruidcol'];
$dataStatement[] = $this->config['restypeidcol'];
$this->_bq_attachWhere('residEq', $vars);
break;
case 'resource_ownerid':
$dataStatement[] = $this->config['resowneruidcol'];
$this->_bq_attachWhere('residEq', $vars);
break;
case 'resource_uaccess':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('residEq', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('uidEq', $vars);
break;
case 'resource_ufind':
$dataStatement[] = $this->config['residcol'];
$this->_bq_attachWhere('uidEq', $vars);
$this->_bq_attachWhere('restypeEq', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
break;
case 'resource_umembers':
$dataStatement[] = $this->config['uidcol'];
$this->_bq_attachWhere('residEq', $vars);
break;
case 'resource_ulist_allow':
$dataStatement[] = $this->config['uidcol'];
$this->_bq_attachWhere('residEq', $vars);
$this->_bq_attachWhere('permvalAllow', $vars);
$this->dataQuery->group($this->config['uidcol']);
break;
case 'resource_ulist_deny':
$dataStatement[] = $this->config['uidcol'];
$this->_bq_attachWhere('residEq', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
$this->dataQuery->group($this->config['uidcol']);
break;
case 'resource_uperm_allow':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('residEq', $vars);
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('uidEq', $vars);
break;
case 'resource_uperm_deny':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('residEq', $vars);
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('permkeyIn', $vars);
$this->_bq_attachWhere('uidEq', $vars);
break;
case 'role_exists_idcheck':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('ridEq', $vars);
break;
case 'role_glist_allow':
$dataStatement[] = $this->config['groupidcol'];
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('ridEq', $vars);
$this->_bq_attachWhere('uidNull', $vars);
$this->_bq_attachWhere('gidNotNull', $vars);
break;
case 'role_glist_deny':
$dataStatement[] = $this->config['groupidcol'];
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('ridEq', $vars);
$this->_bq_attachWhere('uidNull', $vars);
$this->_bq_attachWhere('gidNotNull', $vars);
break;
case 'role_gmember':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('ridEq', $vars);
$this->_bq_attachWhere('gidIn', $vars);
break;
case 'role_gmemberships':
$dataStatement[] = $this->config['roleidcol'];
$this->_bq_attachWhere('roleContext', $vars);
$this->_bq_attachWhere('gidEq', $vars);
break;
case 'role_permlist_allow':
$dataStatement[] = $this->config['permkeycol'];
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('ridNull', $vars);
$this->_bq_attachWhere('uidNull', $vars);
$this->dataQuery->group($this->config['permkeycol']);
break;
case 'role_permlist_deny':
$dataStatement[] = $this->config['permkeycol'];
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('ridNull', $vars);
$this->_bq_attachWhere('uidNull', $vars);
$this->dataQuery->group($this->config['permkeycol']);
break;
case 'role_ulist_allow':
$dataStatement[] = $this->config['uidcol'];
$this->_bq_attachWhere('permvalAllow', $vars);
$this->_bq_attachWhere('ridEq', $vars);
$this->_bq_attachWhere('gidNull', $vars);
$this->_bq_attachWhere('uidNotNull', $vars);
break;
case 'role_ulist_deny':
$dataStatement[] = $this->config['uidcol'];
$this->_bq_attachWhere('permvalDeny', $vars);
$this->_bq_attachWhere('ridEq', $vars);
$this->_bq_attachWhere('gidNull', $vars);
$this->_bq_attachWhere('uidNotNull', $vars);
break;
case 'role_umember':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('ridEq', $vars);
$this->_bq_attachWhere('uidEq', $vars);
break;
case 'role_umemberships':
$dataStatement[] = $this->config['roleidcol'];
$this->_bq_attachWhere('roleContext', $vars);
$this->_bq_attachWhere('uidEq', $vars);
break;
case 'user_exists_idcheck':
$dataStatement['tf'] = SQL_TF_COUNTGTZERO;
$this->_bq_attachWhere('uidEq', $vars);
break;
default: throw new exception('Query Type Unrecognized: Default: ' . $selectType); break;
}
// Database table selection
switch($selectType){
case 'group_exists_idcheck':
case 'group_getid_name':
$databasetable = $this->config['table_groups'];
break;
case 'group_member':
case 'group_memberships':
case 'permission_gaccess_allow':
case 'permission_gaccess_deny':
case 'permission_glist_allow':
case 'permission_glist_deny':
case 'permission_raccess_allow':
case 'permission_raccess_deny':
case 'permission_rlist_allow':
case 'permission_rlist_deny':
case 'permission_uaccess_allow':
case 'permission_uaccess_deny':
case 'permission_ulist_allow':
case 'permission_ulist_deny':
case 'resource_gaccess':
case 'resource_gfind':
case 'resource_glist_allow':
case 'resource_glist_deny':
case 'resource_gperm_allow':
case 'resource_gperm_deny':
case 'resource_uaccess':
case 'resource_ufind':
case 'resource_ulist_allow':
case 'resource_ulist_deny':
case 'resource_umembers':
case 'resource_uperm_allow':
case 'resource_uperm_deny':
case 'role_exists_idcheck':
case 'role_glist_allow':
case 'role_glist_deny':
case 'role_gmember':
case 'role_gmemberships':
case 'role_permlist_allow':
case 'role_permlist_deny':
case 'role_ulist_allow':
case 'role_ulist_deny':
case 'role_umember':
case 'role_umemberships':
$databasetable = $this->config['table_acl_mappermissions'];
break;
case 'permission_exists':
$databasetable = $this->config['table_acl_permissions'];
break;
case 'resource_exists':
case 'resource_info':
case 'resource_ownerid':
$databasetable = $this->config['table_acl_resources'];
break;
case 'user_exists_idcheck':
$databasetable = $this->config['table_users'];
break;
default: throw new exception('Query Table Unrecognized: Default: ' . $selectType); break;
}
$this->dataQuery->from($databasetable, $dataStatement);
}
protected function _bq_attachWhere($whereID = null, $vars = array()){
switch($whereID){
case 'gidEq':
$this->_sanityRun_acl('groupid_noempty', $vars);
$this->dataQuery->where($this->config['groupidcol'] . ' = ?', $vars['groupid']);
break;
case 'gidIn':
$this->_sanityRun_acl('groupid_noempty', $vars);
if(empty($vars['groupid'])){$vars['groupid'] = 'NULL';}
$this->dataQuery->where($this->config['groupidcol'] . ' IN(?)', $vars['groupid']);
break;
case 'gidNotNull':
$this->dataQuery->where($this->config['groupidcol'] . ' IS NOT NULL');
break;
case 'gidNull':
$this->dataQuery->where($this->config['groupidcol'] . ' IS NULL');
break;
case 'gnameEq':
$this->_sanityRun_acl('groupname_noempty', $vars);
$this->dataQuery->where($this->config['groupnamecol'] . ' = ?', $vars['groupname']);
break;
case 'permkeyEq':
$this->_sanityRun_acl('permkey_noempty', $vars);
$this->dataQuery->where($this->config['permkeycol'] . ' = ?', $vars['permkey']);
break;
case 'permkeyIn':
$this->_sanityRun_acl('permkey_noempty', $vars);
if(empty($vars['permkey'])){$vars['permkey'] = 'NULL';}
$this->dataQuery->where($this->config['permkeycol'] . ' IN(?)', $vars['permkey']);
break;
case 'permscopeGlobal':
$this->dataQuery->where($this->config['permscopecol'] . ' = ' . ACL_PERMSCOPE_GLOBAL);
break;
case 'permvalAllow':
$this->dataQuery->where($this->config['permvalcol'] . ' = 1');
break;
case 'permvalDeny':
$this->dataQuery->where($this->config['permvalcol'] . ' = 0');
break;
case 'residEq':
$this->_sanityRun_acl('resid_noempty', $vars);
$this->dataQuery->where($this->config['residcol'] . ' = ?', $vars['resid']);
break;
case 'residGroupEq':
$this->_sanityRun_acl('groupid_noempty', $vars);
$this->dataQuery->where($this->config['residcol'] . ' = ?', $vars['groupid']);
break;
case 'residGroupIn':
$this->_sanityRun_acl('groupid_noempty', $vars);
$this->dataQuery->where($this->config['residcol'] . ' IN(?)', $vars['groupid']);
break;
case 'restypeGroup':
$this->dataQuery->where($this->config['restypeidcol'] . ' = ?', ACL_RESTYPE_GROUP);
break;
case 'restypeEq':
$this->dataQuery->where($this->config['restypeidcol'] . ' = ?', $vars['restypeid']);
break;
case 'roleContext':
$this->_sanityRun_acl('rolecontext_noempty', $vars);
$this->dataQuery->where($this->config['roleidcol'] . ' IS NOT NULL');
switch($vars['rolecontext']){
case 'A': break;
case 'G':
$this->dataQuery->where($this->config['residcol'] . ' IS NULL');
break;
default:
throw new Exception(ERR_ACL_INVALIDROLECONTEXT);
break;
}
break;
case 'ridEq':
$this->_sanityRun_acl('roleid_noempty', $vars);
$this->dataQuery->where($this->config['roleidcol'] . ' = ?', $vars['roleid']);
break;
case 'ridIn':
$this->_sanityRun_acl('roleid_noempty', $vars);
if(empty($vars['roleid'])){$vars['roleid'] = 'NULL';}
$this->dataQuery->where($this->config['roleidcol'] . ' IN(?)', $vars['roleid']);
break;
case 'ridNull':
$this->dataQuery->where($this->config['roleidcol'] . ' IS NULL');
break;
case 'operatoruidEq':
$this->_sanityRun_acl('uid_noempty', $vars);
$this->dataQuery->where($this->config['uidcol'] . ' = ?', $vars['operator_uid']);
break;
case 'supplicantuidEq':
$this->_sanityRun_acl('uid_noempty', $vars);
$this->dataQuery->where($this->config['uidcol'] . ' = ?', $vars['supplicant_uid']);
break;
case 'uidEq':
$this->_sanityRun_acl('uid_noempty', $vars);
$this->dataQuery->where($this->config['uidcol'] . ' = ?', $vars['uid']);
break;
case 'uidNotNull':
$this->dataQuery->where($this->config['uidcol'] . ' IS NOT NULL');
break;
case 'uidNull':
$this->dataQuery->where($this->config['uidcol'] . ' IS NULL');
break;
default:
throw new Exception();
break;
}
}
private function _helper_setpermkey(&$vars){
$vars['permkey'] = (isset($vars['permission_keys'])) ? $vars['permission_keys'] : $this->permission('tree', array('type' => 'a', 'permkey' => $vars['permkey']));
}
private function _helper_group_setquerytype($vars){
if(isset($vars['groupid'])){
$qt = 'id';
}elseif(isset($vars['groupname'])){
$qt = 'name';
}else{
throw new Exception(ERR_ACL_GROUP_NOIDENTSET);
}
return($qt);
}
private function _helper_gru_setquerytype($vars){
if(isset($vars['groupid'])){
$qt = 'g';
}elseif(isset($vars['uid']) || isset($vars['supplicant_uid']) || isset($vars['operator_uid'])){
$qt = 'u';
}elseif(isset($vars['roleid'])){
$qt = 'r';
}else{
throw new Exception(ERR_ACL_NO_GRU_IDSET);
}
return($qt);
}
private function _helper_gru_sanitygru_norole($qt, $vars){
switch($qt){
case 'g': $this->_sanityRun_acl('groupid_set', $vars); break;
case 'u':
if(isset($vars['uid'])){$this->_sanityRun_acl('uid_exists', $vars);}
if(isset($vars['supplicant_uid'])){$this->_sanityRun_acl('supplicant_uid_exists', $vars);}
if(isset($vars['operator_uid'])){$this->_sanityRun_acl('operator_uid_exists', $vars);}
break;
case 'r': throw new Exception(ERR_ACL_ROLENEVERHAS); break;
}
}
private function _permission_tree($permission = null, $direction = 'd'){
switch(strtolower($direction)){
case 'd':
$keys = $this->db->fetchAll($this->db->select()->from('acl_permissions', 'permkey')->where('parentpermkey = ?', $permission));
if(count($keys) > 0){
$children = array();
for($x = 0, $c = count($keys); $x < $c; $x++){
$treeret = $this->_permission_tree($keys[$x]['permkey'], 'd');
if(is_array($treeret)){$children[$keys[$x]['permkey']] = $treeret;}else{$children[$keys[$x]['permkey']] = 1;}
}
return($children);
}else{
return($permission);
}
break;
case 'a':
$key = $this->db->fetchOne($this->db->select()->from('acl_permissions', 'parentpermkey')->where('permkey = ?', $permission));
if($key != NULL){
return($this->_permission_tree($key, 'a') . ',' . $permission);
}else{
return($permission);
}
break;
}
}
protected function _sanityRun_acl($sanitycheck, &$vars, $qt = null){
switch($sanitycheck){
case 'group_qt_exists':
$this->_sanityRun_acl('group_qt_noempty', $vars, $qt);
if(!$this->group('exists', $vars)){throw new Exception(ERR_ACL_GROUPIDENTNOEXISTS);}
break;
case 'group_qt_set':
if(!$this->sanityCheck('group' . $qt, 'set', $vars)){throw new Exception(ERR_ACL_NOGROUPIDENT);}
switch($qt){
case 'id': $vars['groupid'] = settype($vars['groupid'], 'integer');
case 'name': $vars['groupname'] = settype($vars['groupname'], 'string');
}
break;
case 'group_qt_noempty':
$this->_sanityRun_acl('group_qt_set', $vars, $qt);
if($this->sanityCheck('group' . $qt, 'empty', $vars)){throw new Exception(ERR_ACL_NOGROUPIDENT);}
break;
case 'group_name_preexist':
$this->_sanityRun_acl('group_qt_set', $vars, 'name');
if($this->group('exists', $vars)){throw new Exception(ERR_ACL_GROUPNAMEINUSE);}
break;
case 'permkey_set':
if(!$this->sanityCheck('permkey', 'set', $vars)){throw new Exception(ERR_ACL_NOPERMKEY);}
$vars['permkey'] = settype($vars['permkey'], 'string');
break;
case 'permkey_noempty':
if($this->sanityCheck('permkey', 'empty', $vars)){throw new Exception(ERR_ACL_NOPERMKEY);}
break;
case 'permscope_set':
if(!$this->sanityCheck('permscope', 'set', $vars)){throw new Exception(ERR_ACL_NOPERMKEY);}
$vars['permscope'] = settype($vars['permscope'], 'integer');
break;
case 'permscope_noempty':
if($this->sanityCheck('permscope', 'empty', $vars)){throw new Exception(ERR_ACL_NOPERMKEY);}
break;
case 'resid_exists':
$this->_sanityRun_acl('resid_noempty', $vars);
if(!$this->resource('exists', $vars)){throw new Exception(ERR_ACL_RESIDNOEXISTS);}
break;
case 'resid_set':
if(!$this->sanityCheck('resid', 'set', $vars)){throw new Exception(ERR_ACL_NORESID);}
$vars['resid'] = settype($vars['resid'], 'integer');
break;
case 'resid_noempty':
if($this->sanityCheck('resid', 'empty', $vars)){throw new Exception(ERR_ACL_NORESID);}
break;
case 'roleid_exists':
$this->_sanityRun_acl('roleid_noempty', $vars);
if(!$this->role('exists', $vars)){throw new Exception(ERR_ACL_ROLEIDNOEXISTS);}
break;
case 'roleid_set':
if(!$this->sanityCheck('roleid', 'set', $vars)){throw new Exception(ERR_ACL_NOROLEID);}
$vars['roleid'] = settype($vars['roleid'], 'integer');
break;
case 'roleid_noempty':
if($this->sanityCheck('roleid', 'empty', $vars)){throw new Exception(ERR_ACL_NOROLEID);}
break;
case 'rolecontext_noempty':
if($this->sanityCheck('rolecontext', 'empty', $vars)){throw new Exception(ERR_ACL_NOROLECONTEXT);}
break;
// -- Switching for type for common uid operations
case 'uid_set':
case 'uid_noempty':
case 'uid_exists':
$type = '';
break;
case 'operator_uid_set':
case 'operator_uid_noempty':
case 'operator_uid_exists':
$type = 'operator_';
break;
case 'supplicant_uid_set':
case 'supplicant_uid_noempty':
case 'supplicant_uid_exists':
$type = 'supplicant_';
break;
}
switch($sanitycheck){
// -- Switching for type for common uid operations
case 'uid_set':
case 'operator_uid_set':
case 'supplicant_uid_set':
if(!$this->sanityCheck($type . 'uid', 'set', $vars)){throw new Exception(ERR_ACL_NOUID);}
$vars['uid'] = settype($vars[$type . 'uid'], 'integer');
break;
case 'uid_noempty':
case 'operator_uid_noempty':
case 'supplicant_uid_noempty':
$this->_sanityRun_acl($type . 'uid_set', $vars);
if($this->sanityCheck($type . 'uid', 'empty', $vars)){throw new Exception(ERR_ACL_NOUID);}
break;
case 'uid_exists':
case 'operator_uid_exists':
case 'supplicant_uid_exists':
$this->_sanityRun_acl($type . 'uid_noempty', $vars);
if(!$this->user('exists', $vars)){throw new Exception(ERR_ACL_USERNOEXISTS);}
break;
}
}
private function _helper_resowneroverride($qt, $vars){ // Set operator uid as uid
if($qt == 'u'){
if($vars['uid'] == $this->resource('ownerid', $vars)){return(1);}
}
}
private function _helper_set_op_uasu($vars){ // Set operator uid as uid
$uid = $vars['operator_uid'];
unset($vars['operator_uid'], $vars['supplicant_uid']);
$vars['uid'] = $uid;
return($vars);
}
private function _helper_set_sup_uasu($vars){ // Set supplicant uid as uid
$uid = $vars['operator_uid'];
unset($vars['operator_uid'], $vars['supplicant_uid']);
$vars['uid'] = $uid;
return($vars);
}
public function check_permission_uaccess($permission = null, $uid = null){
$permission_keys = $this->permission('tree', array('permkey' => $permission, 'type' => 'A'));
$state = $this->permission('access', array('permkey' => $permission, 'uid' => $uid));
if($state == 0){
$groupid = $this->group('memberships', array('uid' => $uid));
if(!empty($groupid)){
$state = $this->permission('access', array('permkey' => $permission, 'permission_keys' => $permission_keys, 'groupid' => $groupid));
}
}
if($state == 0){
$roleid = $this->role('memberships', array('uid' => $uid, 'rolecontext' => 'A'));
if(!empty($roleid)){
$state = $this->permission('access', array('permkey' => $permission, 'permission_keys' => $permission_keys, 'roleid' => $roleid));
}
}
$state = ($state) ? 1 : 0;
return($state);
}
public function check_resource_uaccess($resid, $uid = null){
$uaccess_permission = $this->resource('access', array('resid' => $resid, 'uid' => $uid));
$user_gmemberships = $this->group('memberships', array('uid' => $uid));
$gaccess_permission = $this->resource('access', array('groupid' => $user_gmemberships));
$final_permission = ($uaccess_permission || $gaccess_permission) ? 1 : 0;
return($final_permission);
}
public function check_resource_uperm($resid = null, $uid = null, $permkey = null){
$global_perm = $this->permission('access', array('permkey' => $permkey, 'uid' => $uid));
if($global_perm){return(1);}
$permission_keys = $this->permission('tree', array('permkey' => $permkey, 'type' => 'A'));
$state = $this->resource('perm', array('resid' => $resid, 'permkey' => $permkey, 'permission_keys' => $permission_keys, 'uid' => $uid));
if($state == 0){
$user_gmemberships = $this->group('umemberships', array('supplicant_uid' => $uid));
$temp_state = $this->resource('gperm', array('resid' => $resid, 'permkey' => $permkey, 'permission_keys' => $permission_keys, 'uid' => $uid));
}
return($state);
}
private function group($action = null, $vars = array()){
// Add: change user role
// Add: Delete group
switch($action){
case 'create':
$this->_sanityRun_acl('groupname_preexist', $vars);
$this->check_permission_uaccess('group_create', $vars['uid']);
try{
$this->db->beginTransaction();
$this->db->insert($this->config['table_groups'], array('creatoruid' => $vars['uid'], 'name' => $vars['groupname']));
$groupid = $this->db->lastInsertId();
$this->role('grant', array('context' => 'group', 'operator_uid' => $vars['uid'], 'supplicant_uid' => $vars['uid'], 'roleid' => ACL_ROLE_GROUP_OWNER, 'resid' => $groupid));
$this->db->commit();
}catch(Exception $e){
$this->db->rollBack();
throw new Exception(ERR_ACL_GROUP_CREATE_FAILED . ' ' . ERR_DBRETURN . ': ' . $e);
}
return($groupid);
break; // Create group
case 'deactivate':
$this->_sanityRun_acl('groupid_exists', $vars);
$this->check_resource_uperm($vars['groupid'], $vars['uid'], 'group_deactivate');
try{
$this->db->update($this->config['table_groups'], array('active' => 0), 'groupid = ' . $this->db->quote($vars['groupid']));
}catch(Exception $e){
throw new Exception(ERR_ACL_GROUP_DEACTIVATE_FAILED . ' ' . ERR_DBRETURN . ': ' . $e);
}
break; // Deactivate group
case 'exists':
$qt = $this->_helper_group_setquerytype($vars);
$this->_sanityRun_acl('group' . $qt . '_set', $vars);
$this->_buildQuery('group_exists_' . $qt . 'check', $vars);
$groupcheckresult = $this->db->fetchOne($this->dataQuery->__toString());
return($groupcheckresult);
break; // Group exists
case 'getid':
$this->_sanityRun_acl('groupname_set', $vars);
$this->_buildQuery('group_getid_name', $vars);
$groupid = $this->db->fetchOne($this->dataQuery->__toString());
return($groupid);
break; // Get group id from name
case 'umember':
$this->_sanityRun_acl('groupid_exists', $vars);
$this->_sanityRun_acl('supplicant_uid_exists', $vars);
$this->_buildQuery('group_member', $vars);
$member = $this->db->fetchOne($this->dataQuery->__toString());
return($member);
break; // Is user member of
case 'umemberships':
$this->_sanityRun_acl('supplicant_uid_exists', $vars);
$this->_buildQuery('group_memberships', $vars);
$group_list = $this->db->fetchAll($this->dataQuery->__toString());
$clean_return = array();
foreach($group_list as $k => $v){
if(!empty($v[$this->config['groupidcol']])){$clean_return[] = $v[$this->config['groupidcol']];}
}
return($clean_return);
break; // Groups that user is member of
case 'uadd':
$this->_sanityRun_acl('groupid_set', $vars);
$this->_sanityRun_acl('operator_uid_exists', $vars);
$this->_sanityRun_acl('supplicant_uid_exists', $vars);
$this->check_resource_uperm($vars['groupid'], $vars['operator_uid'], 'group_useradd');
try{
$this->db->insert($this->config['table_acl_mappermissions'], array('roleid' => ACL_ROLE_GROUP_MEMBER, 'uid' => $vars['supplicant_uid'], 'restypeid' => ACL_RESTYPE_GROUP, 'resid' => $vars['groupid'], 'permscope' => ACL_PERMSCOPE_GROUP));
}catch(Exception $e){
throw new Exception(ERR_ACL_GROUP_USERADD_FAILED . ' ' . ERR_DBRETURN . ': ' . $e);
}
break; // Add a user to group
case 'urem':
$this->_sanityRun_acl('groupid_set', $vars);
$this->_sanityRun_acl('operator_uid_noempty', $vars);
$this->_sanityRun_acl('supplicant_uid_noempty', $vars);
$this->check_resource_uperm($vars['groupid'], $vars['operator_uid'], 'group_userrem');
try{ // Remove user from group list
$this->db->delete($this->config['table_acl_mappermissions'], array('uid = ' . $this->db->quote($vars['supplicant_uid']), 'restypeid = ' . ACL_RESTYPE_GROUP, 'resid = ' . $this->db->quote($vars['groupid']), 'permscope = ' . ACL_PERMSCOPE_GROUP));
}catch(Exception $e){
throw new Exception(ERR_ACL_GROUP_USERREM_FAILED . ' ' . ERR_DBRETURN . ': ' . $e);
}
break; // Remove a user from group
default: return(0); break;
}
}
private function permission($action = null, $vars = array()){
$this->_sanityRun_acl('permkey_noempty', $vars);
switch($action){
case 'access':
$qt = $this->_helper_gru_setquerytype($vars);
switch($qt){
case 'g': $this->_sanityRun_acl('groupid_set', $vars); break;
case 'r': $this->_sanityRun_acl('roleid_noempty', $vars); break;
case 'u': $this->_sanityRun_acl('uid_noempty', $vars); break;
}
$state = 0;
$this->_helper_setpermkey($vars);
$this->_buildQuery('permission_' . $qt . 'access_deny', $vars);
$state = ($this->db->fetchOne($this->dataQuery->__toString())) ? 2 : 0;
if($state != 2){
$this->_buildQuery('permission_' . $qt . 'access_allow', $vars);
$state = $this->db->fetchOne($this->dataQuery->__toString());
}
return($state);
break; // Have permission globally
case 'exists':
$this->_buildQuery('permission_exists', $vars);
$checkresult = $this->db->fetchOne($this->dataQuery->__toString());
return($checkresult);
break; // Check permkey exists
case 'list':
$qt = $this->_helper_gru_setquerytype($vars);
switch($qt){
case 'g': $ct = 'group'; break;
case 'r': $ct = 'role'; break;
case 'u': $ct = 'u'; break;
}
$clean_return = array(0 => array(), 1 => array());
$this->_buildQuery('permission_' . $qt . 'list_deny', $vars);
$list = $this->db->fetchAll($this->dataQuery->__toString());
foreach($list as $k => $v){
if(!empty($v[$this->config[$ct . 'idcol']])){$clean_return[0][] = $v[$this->config[$ct . 'idcol']];}
}
$this->_buildQuery('permission_' . $qt . 'list_allow', $vars);
$list = $this->db->fetchAll($this->dataQuery->__toString());
foreach($list as $k => $v){
if(!empty($v[$this->config[$ct . 'idcol']])){$clean_return[1][] = $v[$this->config[$ct . 'idcol']];}
}
return($clean_return);
break; // List that have this permkey
case 'tree':
switch(strtolower($vars['type'])){
case 'd':
$type = 'd'; break;
case 'a':
default:
$type = 'a'; break;
}
$treedata = $this->_permission_tree($vars['permkey'], $type);
switch($type){
case 'a': return(explode(',', $treedata)); break;
case 'd': return($treedata); break;
}
break; // Get tree
default: return(0); break;
}
}
private function resource($action = null, $vars = array()){
$this->_sanityRun_acl('resid_noempty', $vars);
// Add: chown // Change owner of resource
switch($action){
case 'access':
$qt = $this->_helper_gru_setquerytype($vars);
$this->_helper_gru_sanitygru_norole($qt, $vars);
if($this->_helper_resowneroverride($qt, $vars)){return(1);}
$this->_buildQuery('resource_' . $qt . 'access', $vars);
$access_permission = $this->db->fetchOne($this->dataQuery->__toString());
return($access_permission);
break; // Have access
case 'exists':
$this->_buildQuery('resource_exists', $vars);
$resourcecheckresult = $this->db->fetchOne($this->dataQuery->__toString());
return($resourcecheckresult);
break; // Resource exists
case 'find':
$qt = $this->_helper_gru_setquerytype($vars);
$clean_return = array();
$this->_buildQuery('resource_' . $qt . 'find', $vars);
$list = $this->db->fetchAll($this->dataQuery->__toString());
foreach($list as $k => $v){
if(!empty($v[$this->config['residcol']])){$clean_return[] = $v[$this->config['residcol']];}
}
return($clean_return);
break; // Resources this user or group has access to
case 'info':
$this->_buildQuery('resource_info', $vars);
$resourceinfo = $this->db->fetchAll($this->dataQuery->__toString());
return($resourceinfo[0]);
break; // Resource info
case 'list':
$qt = $this->_helper_gru_setquerytype($vars);
switch($qt){
case 'g': $ct = 'group'; break;
case 'r': throw new Exception(ERR_ACL_ROLENEVERHAS); break;
case 'u': $ct = 'u'; break;
}
$clean_return = array(0 => array(), 1 => array());
$this->_buildQuery('resource_' . $qt . 'list_deny', $vars);
$list = $this->db->fetchAll($this->dataQuery->__toString());
foreach($list as $k => $v){
if(!empty($v[$this->config[$ct . 'idcol']])){$clean_return[0][] = $v[$this->config[$ct . 'idcol']];}
}
$this->_buildQuery('resource_' . $qt . 'list_allow', $vars);
$list = $this->db->fetchAll($this->dataQuery->__toString());
foreach($list as $k => $v){
if(!empty($v[$this->config[$ct . 'idcol']])){$clean_return[1][] = $v[$this->config[$ct . 'idcol']];}
}
return($clean_return);
break; // List that have access to this resource
case 'ownerid':
$this->_buildQuery('resource_ownerid', array('resid' => $vars['resid']));
$ownerid = $this->db->fetchOne($this->dataQuery->__toString());
return($ownerid);