khanat-opennel-code/code/web/public_php/webtt/cake/console/libs/acl.php
2016-12-09 16:04:26 +01:00

602 lines
18 KiB
PHP

<?php
/**
* Acl Shell provides Acl access in the CLI environment
*
* PHP versions 4 and 5
*
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package cake
* @subpackage cake.cake.console.libs
* @since CakePHP(tm) v 1.2.0.5012
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
App::import('Component', 'Acl');
App::import('Model', 'DbAcl');
/**
* Shell for ACL management. This console is known to have issues with zend.ze1_compatibility_mode
* being enabled. Be sure to turn it off when using this shell.
*
* @package cake
* @subpackage cake.cake.console.libs
*/
class AclShell extends Shell {
/**
* Contains instance of AclComponent
*
* @var AclComponent
* @access public
*/
var $Acl;
/**
* Contains arguments parsed from the command line.
*
* @var array
* @access public
*/
var $args;
/**
* Contains database source to use
*
* @var string
* @access public
*/
var $connection = 'default';
/**
* Contains tasks to load and instantiate
*
* @var array
* @access public
*/
var $tasks = array('DbConfig');
/**
* Override startup of the Shell
*
* @access public
*/
function startup() {
if (isset($this->params['connection'])) {
$this->connection = $this->params['connection'];
}
if (!in_array(Configure::read('Acl.classname'), array('DbAcl', 'DB_ACL'))) {
$out = "--------------------------------------------------\n";
$out .= __("Error: Your current Cake configuration is set to", true) . "\n";
$out .= __("an ACL implementation other than DB. Please change", true) . "\n";
$out .= __("your core config to reflect your decision to use", true) . "\n";
$out .= __("DbAcl before attempting to use this script", true) . ".\n";
$out .= "--------------------------------------------------\n";
$out .= sprintf(__("Current ACL Classname: %s", true), Configure::read('Acl.classname')) . "\n";
$out .= "--------------------------------------------------\n";
$this->err($out);
$this->_stop();
}
if ($this->command && !in_array($this->command, array('help'))) {
if (!config('database')) {
$this->out(__("Your database configuration was not found. Take a moment to create one.", true), true);
$this->args = null;
return $this->DbConfig->execute();
}
require_once (CONFIGS.'database.php');
if (!in_array($this->command, array('initdb'))) {
$this->Acl =& new AclComponent();
$controller = null;
$this->Acl->startup($controller);
}
}
}
/**
* Override main() for help message hook
*
* @access public
*/
function main() {
$out = __("Available ACL commands:", true) . "\n";
$out .= "\t - create\n";
$out .= "\t - delete\n";
$out .= "\t - setParent\n";
$out .= "\t - getPath\n";
$out .= "\t - check\n";
$out .= "\t - grant\n";
$out .= "\t - deny\n";
$out .= "\t - inherit\n";
$out .= "\t - view\n";
$out .= "\t - initdb\n";
$out .= "\t - help\n\n";
$out .= __("For help, run the 'help' command. For help on a specific command, run 'help <command>'", true);
$this->out($out);
}
/**
* Creates an ARO/ACO node
*
* @access public
*/
function create() {
$this->_checkArgs(3, 'create');
$this->checkNodeType();
extract($this->__dataVars());
$class = ucfirst($this->args[0]);
$parent = $this->parseIdentifier($this->args[1]);
if (!empty($parent) && $parent != '/' && $parent != 'root') {
$parent = $this->_getNodeId($class, $parent);
} else {
$parent = null;
}
$data = $this->parseIdentifier($this->args[2]);
if (is_string($data) && $data != '/') {
$data = array('alias' => $data);
} elseif (is_string($data)) {
$this->error(__('/ can not be used as an alias!', true), __("\t/ is the root, please supply a sub alias", true));
}
$data['parent_id'] = $parent;
$this->Acl->{$class}->create();
if ($this->Acl->{$class}->save($data)) {
$this->out(sprintf(__("New %s '%s' created.\n", true), $class, $this->args[2]), true);
} else {
$this->err(sprintf(__("There was a problem creating a new %s '%s'.", true), $class, $this->args[2]));
}
}
/**
* Delete an ARO/ACO node.
*
* @access public
*/
function delete() {
$this->_checkArgs(2, 'delete');
$this->checkNodeType();
extract($this->__dataVars());
$identifier = $this->parseIdentifier($this->args[1]);
$nodeId = $this->_getNodeId($class, $identifier);
if (!$this->Acl->{$class}->delete($nodeId)) {
$this->error(__("Node Not Deleted", true), sprintf(__("There was an error deleting the %s. Check that the node exists", true), $class) . ".\n");
}
$this->out(sprintf(__("%s deleted", true), $class) . ".\n", true);
}
/**
* Set parent for an ARO/ACO node.
*
* @access public
*/
function setParent() {
$this->_checkArgs(3, 'setParent');
$this->checkNodeType();
extract($this->__dataVars());
$target = $this->parseIdentifier($this->args[1]);
$parent = $this->parseIdentifier($this->args[2]);
$data = array(
$class => array(
'id' => $this->_getNodeId($class, $target),
'parent_id' => $this->_getNodeId($class, $parent)
)
);
$this->Acl->{$class}->create();
if (!$this->Acl->{$class}->save($data)) {
$this->out(__("Error in setting new parent. Please make sure the parent node exists, and is not a descendant of the node specified.", true), true);
} else {
$this->out(sprintf(__("Node parent set to %s", true), $this->args[2]) . "\n", true);
}
}
/**
* Get path to specified ARO/ACO node.
*
* @access public
*/
function getPath() {
$this->_checkArgs(2, 'getPath');
$this->checkNodeType();
extract($this->__dataVars());
$identifier = $this->parseIdentifier($this->args[1]);
$id = $this->_getNodeId($class, $identifier);
$nodes = $this->Acl->{$class}->getPath($id);
if (empty($nodes)) {
$this->error(
sprintf(__("Supplied Node '%s' not found", true), $this->args[1]),
__("No tree returned.", true)
);
}
$this->out(__('Path:', true));
$this->hr();
for ($i = 0; $i < count($nodes); $i++) {
$this->_outputNode($class, $nodes[$i], $i);
}
}
/**
* Outputs a single node, Either using the alias or Model.key
*
* @param string $class Class name that is being used.
* @param array $node Array of node information.
* @param integer $indent indent level.
* @return void
* @access protected
*/
function _outputNode($class, $node, $indent) {
$indent = str_repeat(' ', $indent);
$data = $node[$class];
if ($data['alias']) {
$this->out($indent . "[" . $data['id'] . "] " . $data['alias']);
} else {
$this->out($indent . "[" . $data['id'] . "] " . $data['model'] . '.' . $data['foreign_key']);
}
}
/**
* Check permission for a given ARO to a given ACO.
*
* @access public
*/
function check() {
$this->_checkArgs(3, 'check');
extract($this->__getParams());
if ($this->Acl->check($aro, $aco, $action)) {
$this->out(sprintf(__("%s is allowed.", true), $aroName), true);
} else {
$this->out(sprintf(__("%s is not allowed.", true), $aroName), true);
}
}
/**
* Grant permission for a given ARO to a given ACO.
*
* @access public
*/
function grant() {
$this->_checkArgs(3, 'grant');
extract($this->__getParams());
if ($this->Acl->allow($aro, $aco, $action)) {
$this->out(__("Permission granted.", true), true);
} else {
$this->out(__("Permission was not granted.", true), true);
}
}
/**
* Deny access for an ARO to an ACO.
*
* @access public
*/
function deny() {
$this->_checkArgs(3, 'deny');
extract($this->__getParams());
if ($this->Acl->deny($aro, $aco, $action)) {
$this->out(__("Permission denied.", true), true);
} else {
$this->out(__("Permission was not denied.", true), true);
}
}
/**
* Set an ARO to inhermit permission to an ACO.
*
* @access public
*/
function inherit() {
$this->_checkArgs(3, 'inherit');
extract($this->__getParams());
if ($this->Acl->inherit($aro, $aco, $action)) {
$this->out(__("Permission inherited.", true), true);
} else {
$this->out(__("Permission was not inherited.", true), true);
}
}
/**
* Show a specific ARO/ACO node.
*
* @access public
*/
function view() {
$this->_checkArgs(1, 'view');
$this->checkNodeType();
extract($this->__dataVars());
if (isset($this->args[1])) {
$identity = $this->parseIdentifier($this->args[1]);
$topNode = $this->Acl->{$class}->find('first', array(
'conditions' => array($class . '.id' => $this->_getNodeId($class, $identity))
));
$nodes = $this->Acl->{$class}->find('all', array(
'conditions' => array(
$class . '.lft >=' => $topNode[$class]['lft'],
$class . '.lft <=' => $topNode[$class]['rght']
),
'order' => $class . '.lft ASC'
));
} else {
$nodes = $this->Acl->{$class}->find('all', array('order' => $class . '.lft ASC'));
}
if (empty($nodes)) {
if (isset($this->args[1])) {
$this->error(sprintf(__("%s not found", true), $this->args[1]), __("No tree returned.", true));
} elseif (isset($this->args[0])) {
$this->error(sprintf(__("%s not found", true), $this->args[0]), __("No tree returned.", true));
}
}
$this->out($class . " tree:");
$this->hr();
$stack = array();
$last = null;
foreach ($nodes as $n) {
$stack[] = $n;
if (!empty($last)) {
$end = end($stack);
if ($end[$class]['rght'] > $last) {
foreach ($stack as $k => $v) {
$end = end($stack);
if ($v[$class]['rght'] < $end[$class]['rght']) {
unset($stack[$k]);
}
}
}
}
$last = $n[$class]['rght'];
$count = count($stack);
$this->_outputNode($class, $n, $count);
}
$this->hr();
}
/**
* Initialize ACL database.
*
* @access public
*/
function initdb() {
$this->Dispatch->args = array('schema', 'create', 'DbAcl');
$this->Dispatch->dispatch();
}
/**
* Show help screen.
*
* @access public
*/
function help() {
$head = "-----------------------------------------------\n";
$head .= __("Usage: cake acl <command> <arg1> <arg2>...", true) . "\n";
$head .= "-----------------------------------------------\n";
$head .= __("Commands:", true) . "\n";
$commands = array(
'create' => "create aro|aco <parent> <node>\n" .
"\t" . __("Creates a new ACL object <node> under the parent", true) . "\n" .
"\t" . __("specified by <parent>, an id/alias.", true) . "\n" .
"\t" . __("The <parent> and <node> references can be", true) . "\n" .
"\t" . __("in one of the following formats:", true) . "\n\n" .
"\t\t- " . __("<model>.<id> - The node will be bound to a", true) . "\n" .
"\t\t" . __("specific record of the given model.", true) . "\n\n" .
"\t\t- " . __("<alias> - The node will be given a string alias,", true) . "\n" .
"\t\t" . __(" (or path, in the case of <parent>)", true) . "\n" .
"\t\t " . __("i.e. 'John'. When used with <parent>,", true) . "\n" .
"\t\t" . __("this takes the form of an alias path,", true) . "\n" .
"\t\t " . __("i.e. <group>/<subgroup>/<parent>.", true) . "\n\n" .
"\t" . __("To add a node at the root level,", true) . "\n" .
"\t" . __("enter 'root' or '/' as the <parent> parameter.", true) . "\n",
'delete' => "delete aro|aco <node>\n" .
"\t" . __("Deletes the ACL object with the given <node> reference", true) . "\n" .
"\t" . __("For more detailed parameter usage info,", true) . "\n" .
"\t" . __("see help for the 'create' command.", true),
'setparent' => "setParent aro|aco <node> <parent node>\n" .
"\t" . __("Moves the ACL object specified by <node> beneath", true) . "\n" .
"\t" . __("the parent ACL object specified by <parent>.", true) . "\n" .
"\t" . __("For more detailed parameter usage info,", true) . "\n" .
"\t" . __("see help for the 'create' command.", true),
'getpath' => "getPath aro|aco <node>\n" .
"\t" . __("Returns the path to the ACL object specified by <node>. This command", true) . "\n" .
"\t" . __("is useful in determining the inhertiance of permissions for a certain", true) . "\n" .
"\t" . __("object in the tree.", true) . "\n" .
"\t" . __("For more detailed parameter usage info,", true) . "\n" .
"\t" . __("see help for the 'create' command.", true),
'check' => "check <node> <node> [<aco_action>] " . __("or", true) . " all\n" .
"\t" . __("Use this command to check ACL permissions.", true) . "\n" .
"\t" . __("For more detailed parameter usage info,", true) . "\n" .
"\t" . __("see help for the 'create' command.", true),
'grant' => "grant <aronode> <aconode> [<aco_action>] " . __("or", true) . " all\n" .
"\t" . __("Use this command to grant ACL permissions. Once executed, the ARO", true) . "\n" .
"\t" . __("specified (and its children, if any) will have ALLOW access to the", true) . "\n" .
"\t" . __("specified ACO action (and the ACO's children, if any).", true) . "\n" .
"\t" . __("For more detailed parameter usage info,", true) . "\n" .
"\t" . __("see help for the 'create' command.", true),
'deny' => "deny <aronode> <aconode> [<aco_action>]" . __("or", true) . " all\n" .
"\t" . __("Use this command to deny ACL permissions. Once executed, the ARO", true) . "\n" .
"\t" . __("specified (and its children, if any) will have DENY access to the", true) . "\n" .
"\t" . __("specified ACO action (and the ACO's children, if any).", true) . "\n" .
"\t" . __("For more detailed parameter usage info,", true) . "\n" .
"\t" . __("see help for the 'create' command.", true),
'inherit' => "inherit <aronode> <aconode> [<aco_action>]" . __("or", true) . " all\n" .
"\t" . __("Use this command to force a child ARO object to inherit its", true) . "\n" .
"\t" . __("permissions settings from its parent.", true) . "\n" .
"\t" . __("For more detailed parameter usage info,", true) . "\n" .
"\t" . __("see help for the 'create' command.", true),
'view' => "view aro|aco [<node>]\n" .
"\t" . __("The view command will return the ARO or ACO tree.", true) . "\n" .
"\t" . __("The optional node parameter allows you to return", true) . "\n" .
"\t" . __("only a portion of the requested tree.", true) . "\n" .
"\t" . __("For more detailed parameter usage info,", true) . "\n" .
"\t" . __("see help for the 'create' command.", true),
'initdb' => "initdb\n".
"\t" . __("Uses this command : cake schema run create DbAcl", true),
'help' => "help [<command>]\n" .
"\t" . __("Displays this help message, or a message on a specific command.", true)
);
$this->out($head);
if (!isset($this->args[0])) {
foreach ($commands as $cmd) {
$this->out("{$cmd}\n\n");
}
} elseif (isset($commands[strtolower($this->args[0])])) {
$this->out($commands[strtolower($this->args[0])] . "\n\n");
} else {
$this->out(sprintf(__("Command '%s' not found", true), $this->args[0]));
}
}
/**
* Check that first argument specifies a valid Node type (ARO/ACO)
*
* @access public
*/
function checkNodeType() {
if (!isset($this->args[0])) {
return false;
}
if ($this->args[0] != 'aco' && $this->args[0] != 'aro') {
$this->error(sprintf(__("Missing/Unknown node type: '%s'", true), $this->args[0]), __('Please specify which ACL object type you wish to create. Either "aro" or "aco"', true));
}
}
/**
* Checks that given node exists
*
* @param string $type Node type (ARO/ACO)
* @param integer $id Node id
* @return boolean Success
* @access public
*/
function nodeExists() {
if (!$this->checkNodeType() && !isset($this->args[1])) {
return false;
}
extract($this->__dataVars($this->args[0]));
$key = is_numeric($this->args[1]) ? $secondary_id : 'alias';
$conditions = array($class . '.' . $key => $this->args[1]);
$possibility = $this->Acl->{$class}->find('all', compact('conditions'));
if (empty($possibility)) {
$this->error(sprintf(__("%s not found", true), $this->args[1]), __("No tree returned.", true));
}
return $possibility;
}
/**
* Parse an identifier into Model.foriegnKey or an alias.
* Takes an identifier determines its type and returns the result as used by other methods.
*
* @param string $identifier Identifier to parse
* @return mixed a string for aliases, and an array for model.foreignKey
*/
function parseIdentifier($identifier) {
if (preg_match('/^([\w]+)\.(.*)$/', $identifier, $matches)) {
return array(
'model' => $matches[1],
'foreign_key' => $matches[2],
);
}
return $identifier;
}
/**
* Get the node for a given identifier. $identifier can either be a string alias
* or an array of properties to use in AcoNode::node()
*
* @param string $class Class type you want (Aro/Aco)
* @param mixed $identifier A mixed identifier for finding the node.
* @return int Integer of NodeId. Will trigger an error if nothing is found.
*/
function _getNodeId($class, $identifier) {
$node = $this->Acl->{$class}->node($identifier);
if (empty($node)) {
if (is_array($identifier)) {
$identifier = var_export($identifier, true);
}
$this->error(sprintf(__('Could not find node using reference "%s"', true), $identifier));
}
return Set::extract($node, "0.{$class}.id");
}
/**
* get params for standard Acl methods
*
* @return array aro, aco, action
* @access private
*/
function __getParams() {
$aro = is_numeric($this->args[0]) ? intval($this->args[0]) : $this->args[0];
$aco = is_numeric($this->args[1]) ? intval($this->args[1]) : $this->args[1];
$aroName = $aro;
$acoName = $aco;
if (is_string($aro)) {
$aro = $this->parseIdentifier($aro);
}
if (is_string($aco)) {
$aco = $this->parseIdentifier($aco);
}
$action = null;
if (isset($this->args[2])) {
$action = $this->args[2];
if ($action == '' || $action == 'all') {
$action = '*';
}
}
return compact('aro', 'aco', 'action', 'aroName', 'acoName');
}
/**
* Build data parameters based on node type
*
* @param string $type Node type (ARO/ACO)
* @return array Variables
* @access private
*/
function __dataVars($type = null) {
if ($type == null) {
$type = $this->args[0];
}
$vars = array();
$class = ucwords($type);
$vars['secondary_id'] = (strtolower($class) == 'aro') ? 'foreign_key' : 'object_id';
$vars['data_name'] = $type;
$vars['table_name'] = $type . 's';
$vars['class'] = $class;
return $vars;
}
}