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