/**
* Connects to the database. Options are specified in the $config instance variable.
*
* @return boolean Connected.
* @throws MissingConnectionException
*/
public function connect()
{
if ($this->connected !== true) {
if (Set::check($this->config, 'login')) {
$this->config = Set::insert($this->config, 'request.uri.user', Set::get($this->config, 'login'));
}
if (Set::check($this->config, 'password')) {
$this->config = Set::insert($this->config, 'request.uri.pass', Set::get($this->config, 'password'));
}
try {
$this->Socket = new HttpSocket($this->config);
$this->connected = true;
} catch (SocketException $e) {
throw new MissingConnectionException(array('class' => $e->getMessage()));
}
}
return $this->connected;
}
/**
* Takes in a flat array and returns a nested array
*
* @param mixed $data
* @param array $options Options are:
* children - the key name to use in the resultset for children
* idPath - the path to a key that identifies each entry
* parentPath - the path to a key that identifies the parent of each entry
* root - the id of the desired top-most result
* @return array of results, nested
* @link
*/
public static function nest($data, $options = array())
{
if (!$data) {
return $data;
}
$alias = key(current($data));
$options += array('idPath' => "/{$alias}/id", 'parentPath' => "/{$alias}/parent_id", 'children' => 'children', 'root' => null);
$return = $idMap = array();
$ids = Set::extract($data, $options['idPath']);
$idKeys = explode('/', trim($options['idPath'], '/'));
$parentKeys = explode('/', trim($options['parentPath'], '/'));
foreach ($data as $result) {
$result[$options['children']] = array();
$id = Set::get($result, $idKeys);
$parentId = Set::get($result, $parentKeys);
if (isset($idMap[$id][$options['children']])) {
$idMap[$id] = array_merge($result, (array) $idMap[$id]);
} else {
$idMap[$id] = array_merge($result, array($options['children'] => array()));
}
if (!$parentId || !in_array($parentId, $ids)) {
$return[] =& $idMap[$id];
} else {
$idMap[$parentId][$options['children']][] =& $idMap[$id];
}
}
if ($options['root']) {
$root = $options['root'];
} else {
$root = Set::get($return[0], $parentKeys);
}
foreach ($return as $i => $result) {
$id = Set::get($result, $idKeys);
$parentId = Set::get($result, $parentKeys);
if ($id !== $root && $parentId != $root) {
unset($return[$i]);
}
}
return array_values($return);
}
/**
* Checks if the given $aro has access to action $action in $aco
*
* @param string $aro ARO
* @param string $aco ACO
* @param string $action Action (defaults to *)
* @return boolean Success (true if ARO has access to action in ACO, false otherwise)
* @access public
*/
function check($aro, $aco, $action = "*")
{
if ($aro == null || $aco == null) {
return false;
}
$permKeys = $this->_getAcoKeys($this->Aro->Permission->schema());
$aroPath = $this->Aro->node($aro);
$acoPath = new Set($this->Aco->node($aco));
if (empty($aroPath) || empty($acoPath)) {
trigger_error("DbAcl::check() - Failed ARO/ACO node lookup in permissions check. Node references:\nAro: " . print_r($aro, true) . "\nAco: " . print_r($aco, true), E_USER_WARNING);
return false;
}
if ($acoPath->get() == null || $acoPath->get() == array()) {
trigger_error("DbAcl::check() - Failed ACO node lookup in permissions check. Node references:\nAro: " . print_r($aro, true) . "\nAco: " . print_r($aco, true), E_USER_WARNING);
return false;
}
$aroNode = $aroPath[0];
$acoNode = $acoPath->get();
$acoNode = $acoNode[0];
if ($action != '*' && !in_array('_' . $action, $permKeys)) {
trigger_error(sprintf(__("ACO permissions key %s does not exist in DbAcl::check()", true), $action), E_USER_NOTICE);
return false;
}
$inherited = array();
$acoIDs = $acoPath->extract('{n}.' . $this->Aco->alias . '.id');
for ($i = 0; $i < count($aroPath); $i++) {
$permAlias = $this->Aro->Permission->alias;
$perms = $this->Aro->Permission->find('all', array('conditions' => array("{$permAlias}.aro_id" => $aroPath[$i][$this->Aro->alias]['id'], "{$permAlias}.aco_id" => $acoIDs), 'order' => array($this->Aco->alias . '.lft' => 'desc'), 'recursive' => 0));
if (empty($perms)) {
continue;
} else {
$perms = Set::extract($perms, '{n}.' . $this->Aro->Permission->alias);
foreach ($perms as $perm) {
if ($action == '*') {
foreach ($permKeys as $key) {
if (!empty($perm)) {
if ($perm[$key] == -1) {
return false;
} elseif ($perm[$key] == 1) {
$inherited[$key] = 1;
}
}
}
if (count($inherited) === count($permKeys)) {
return true;
}
} else {
switch ($perm['_' . $action]) {
case -1:
return false;
case 0:
continue;
break;
case 1:
return true;
break;
}
}
}
}
}
return false;
}
/**
* Takes in a flat array and returns a nested array
*
* @param mixed $data
* @param string $idPath
* @param string $parentPath
* @param string $childrenKey
* @return array of results, nested
*/
public static function nest($data, $idPath = '/id', $parentPath = '/parent_id', $childrenKey = 'children')
{
if (!$data) {
return $data;
}
$return = $idMap = array();
$ids = Set::extract($data, $idPath);
$idKeys = explode('/', trim($idPath, '/'));
$parentKeys = explode('/', trim($parentPath, '/'));
foreach ($data as $result) {
$result[$childrenKey] = array();
$id = Set::get($result, $idKeys);
$parentId = Set::get($result, $parentKeys);
if (isset($idMap[$id][$childrenKey])) {
$idMap[$id] = array_merge($result, (array) $idMap[$id]);
} else {
$idMap[$id] = array_merge($result, array($childrenKey => array()));
}
if (!$parentId || !in_array($parentId, $ids, true)) {
$return[] =& $idMap[$id];
} else {
$idMap[$parentId][$childrenKey][] =& $idMap[$id];
}
}
return array_values($return);
}
/**
* Checks if the given $aro has access to action $action in $aco
*
* @param string $aro ARO
* @param string $aco ACO
* @param string $action Action (defaults to *)
* @return boolean Success (true if ARO has access to action in ACO, false otherwise)
* @access public
*/
function check($aro, $aco, $action = "*")
{
if ($aro == null || $aco == null) {
return false;
}
$permKeys = $this->_getAcoKeys($this->Aro->Permission->loadInfo());
$aroPath = $this->Aro->node($aro);
$acoPath = new Set($this->Aco->node($aco));
if (empty($aroPath) || empty($acoPath)) {
trigger_error("DB_ACL::check() - Failed ARO/ACO node lookup in permissions check. Node references:\nAro: " . print_r($aro, true) . "\nAco: " . print_r($aco, true), E_USER_WARNING);
return false;
}
if ($acoPath->get() == null || $acoPath->get() == array()) {
trigger_error("DB_ACL::check() - Failed ACO node lookup in permissions check. Node references:\nAro: " . print_r($aro, true) . "\nAco: " . print_r($aco, true), E_USER_WARNING);
return false;
}
$aroNode = $aroPath[0];
$acoNode = $acoPath->get();
$acoNode = $acoNode[0];
if ($action != '*' && !in_array('_' . $action, $permKeys)) {
trigger_error(sprintf(__("ACO permissions key %s does not exist in DB_ACL::check()", true), $action), E_USER_NOTICE);
return false;
}
$inherited = array();
for ($i = 0; $i < count($aroPath); $i++) {
$perms = $this->Aro->Permission->findAll(array($this->Aro->Permission->name . '.aro_id' => $aroPath[$i][$this->Aro->name]['id'], $this->Aro->Permission->name . '.aco_id' => $acoPath->extract('{n}.' . $this->Aco->name . '.id')), null, array($this->Aco->name . '.lft' => 'desc'), null, null, 0);
if (empty($perms)) {
continue;
} else {
foreach (Set::extract($perms, '{n}.' . $this->Aro->Permission->name) as $perm) {
if ($action == '*') {
foreach ($permKeys as $key) {
if (!empty($perm)) {
if ($perm[$key] == -1) {
return false;
} elseif ($perm[$key] == 1) {
$inherited[$key] = 1;
}
}
}
if (count($inherited) === count($permKeys)) {
return true;
}
} else {
switch ($perm['_' . $action]) {
case -1:
return false;
case 0:
continue;
break;
case 1:
return true;
break;
}
}
}
}
}
return false;
}
