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cakephp2-php8/cake/console/libs/acl.php
gwoo 5bcb658b37 updating main shell class and dispatcher 
git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@5235 3807eeeb-6ff5-0310-8944-8be069107fe0
2007-06-03 23:56:04 +00:00

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<?php
/* SVN FILE: $Id$ */
/**
* Short description for file.
*
* Long description for file
*
* PHP versions 4 and 5
*
* CakePHP(tm) : Rapid Development Framework <http://www.cakephp.org/>
* Copyright 2005-2007, Cake Software Foundation, Inc.
* 1785 E. Sahara Avenue, Suite 490-204
* Las Vegas, Nevada 89104
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @filesource
* @copyright Copyright 2005-2007, Cake Software Foundation, Inc.
* @link http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
* @package cake
* @subpackage cake.cake.console.libs
* @since CakePHP(tm) v 1.2.0.5012
* @version $Revision$
* @modifiedby $LastChangedBy$
* @lastmodified $Date$
* @license http://www.opensource.org/licenses/mit-license.php The MIT License
*/
uses ('controller'.DS.'components'.DS.'acl', 'model'.DS.'db_acl');
/**
* @package cake
* @subpackage cake.cake.console.libs
*/
class AclShell extends Shell {
/**
* Enter description here...
*
* @var unknown_type
*/
var $acl;
/**
* Enter description here...
*
* @var unknown_type
*/
var $args;
/**
* Enter description here...
*
* @var unknown_type
*/
var $dataSource = 'default';
/**
* Enter description here...
*
* @var unknown_type
*/
var $tasks = array('DbConfig');
/**
* override intialize of the Shell
*
*/
function initialize () {
$this->dataSource = 'default';
if (isset($this->params['datasource'])) {
$this->dataSource = $this->params['datasource'];
}
if (ACL_CLASSNAME != 'DB_ACL') {
$out = "--------------------------------------------------\n";
$out .= "Error: Your current Cake configuration is set to \n";
$out .= "an ACL implementation other than DB. Please change \n";
$out .= "your core config to reflect your decision to use \n";
$out .= "DB_ACL before attempting to use this script.\n";
$out .= "--------------------------------------------------\n";
$out .= "Current ACL Classname: " . ACL_CLASSNAME . "\n";
$out .= "--------------------------------------------------\n";
$this->err($out);
exit();
}
if($this->command && !in_array($this->command, array('help'))) {
if(!file_exists(CONFIGS.'database.php')) {
$this->DbConfig->execute();
}
require_once (CONFIGS.'database.php');
if(!in_array($this->command, array('initdb'))) {
$this->Acl = new AclComponent();
$this->db =& ConnectionManager::getDataSource($this->dataSource);
}
}
}
/**
* Override main() for help message hook
*
*/
function main() {
$out = "Available ACL commands:\n";
$out .= "\t - create\n";
$out .= "\t - delete\n";
$out .= "\t - setParent\n";
$out .= "\t - getPath\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>'";
$this->out($out);
}
/**
* Creates an ARO/ACO node
*
*/
function create() {
$this->_checkArgs(3, 'create');
$this->checkNodeType();
extract($this->__dataVars());
$class = ucfirst($this->args[0]);
$object = new $class();
if (preg_match('/^([\w]+)\.(.*)$/', $this->args[1], $matches) && count($matches) == 3) {
$parent = array(
'model' => $matches[1],
'foreign_key' => $matches[2],
);
} else {
$parent = $this->args[1];
}
if (!empty($parent) && $parent != '/' && $parent != 'root') {
@$parent = $object->node($parent);
if (empty($parent)) {
$this->err('Could not find parent node using reference "' . $this->args[1] . '"');
return;
} else {
$parent = Set::extract($parent, "0.{$class}.id");
}
} else {
$parent = null;
}
if (preg_match('/^([\w]+)\.(.*)$/', $this->args[2], $matches) && count($matches) == 3) {
$data = array(
'model' => $matches[1],
'foreign_key' => $matches[2],
);
} else {
$data = array('alias' => $this->args[2]);
}
$data['parent_id'] = $parent;
$object->create();
if($object->save($data)) {
$this->out("New $class '".$this->args[2]."' created.\n\n");
} else {
$this->err("There was a problem creating a new $class '".$this->args[2]."'.");
}
}
/**
* Enter description here...
*
*/
function delete() {
$this->_checkArgs(2, 'delete');
$this->checkNodeType();
extract($this->__dataVars());
if(!$this->Acl->{$class}->delete($this->args[1])) {
$this->error("Node Not Deleted", "There was an error deleting the ".$class.". Check that the node exists.\n");
}
$this->out("{$class} deleted.\n\n");
}
/**
* Enter description here...
*
*/
function setParent() {
$this->_checkArgs(3, 'setParent');
$this->checkNodeType();
extract($this->__dataVars());
if (!$this->Acl->{$class}->setParent($this->args[2], $this->args[1])){
$this->out("Error in setting new parent. Please make sure the parent node exists, and is not a descendant of the node specified.\n");
} else {
$this->out("Node parent set to ".$this->args[2]."\n\n");
}
}
/**
* Enter description here...
*
*/
function getPath() {
$this->_checkArgs(2, 'getPath');
$this->checkNodeType();
extract($this->__dataVars());
$id = (is_numeric($this->args[1])) ? intval($this->args[1]) : $this->args[1];
$nodes = $this->Acl->{$class}->getPath($id);
if (empty($nodes)) {
$this->error("Supplied Node '".$this->args[1]."' not found", "No tree returned.");
}
for ($i = 0; $i < count($nodes); $i++) {
$this->out(str_repeat(' ', $i) . "[" . $nodes[$i][$class]['id'] . "]" . $nodes[$i][$class]['alias'] . "\n");
}
}
/**
* Enter description here...
*
*/
function grant() {
$this->_checkArgs(3, 'grant');
//add existence checks for nodes involved
$aro = (is_numeric($this->args[0])) ? intval($this->args[0]) : $this->args[0];
$aco = (is_numeric($this->args[1])) ? intval($this->args[1]) : $this->args[1];
$this->Acl->allow($aro, $aco, $this->args[2]);
$this->out("Permission granted.\n");
}
/**
* Enter description here...
*
*/
function deny() {
$this->_checkArgs(3, 'deny');
//add existence checks for nodes involved
$aro = (is_numeric($this->args[0])) ? intval($this->args[0]) : $this->args[0];
$aco = (is_numeric($this->args[1])) ? intval($this->args[1]) : $this->args[1];
$this->Acl->deny($aro, $aco, $this->args[2]);
$this->out("Requested permission successfully denied.\n");
}
/**
* Enter description here...
*
*/
function inherit() {
$this->_checkArgs(3, 'inherit');
$aro = (is_numeric($this->args[0])) ? intval($this->args[0]) : $this->args[0];
$aco = (is_numeric($this->args[1])) ? intval($this->args[1]) : $this->args[1];
$this->Acl->inherit($aro, $aco, $this->args[2]);
$this->out("Requested permission successfully inherited.\n");
}
/**
* Enter description here...
*
*/
function view() {
$this->_checkArgs(1, 'view');
$this->checkNodeType();
extract($this->__dataVars());
if (isset($this->args[1]) && !is_null($this->args[1])) {
$conditions = $this->Acl->{$class}->_resolveID($this->args[1]);
} else {
$conditions = null;
}
$nodes = $this->Acl->{$class}->findAll($conditions, null, 'lft ASC');
if (empty($nodes)) {
$this->error($this->args[1]." not found", "No tree returned.");
}
$this->out($class . " tree:");
$this->hr();
$nodeCount = count($nodes);
$right = $left = array();
for($i = 0; $i < $nodeCount; $i++) {
$count = 0;
$right[$i] = $nodes[$i][$class]['rght'];
$left[$i] = $nodes[$i][$class]['lft'];
if(isset($left[$i]) && isset($left[$i-1]) && $left[$i] > $left[$i-1]) {
array_pop($left);
$count = count($left);
}
if(isset($right[$i]) && isset($right[$i-1]) && $right[$i] < $right[$i-1]) {
array_pop($right);
$count = count($right);
}
$this->out(str_repeat(' ', $count) . "[" . $nodes[$i][$class]['id'] . "]" . $nodes[$i][$class]['alias']."\n");
$right[] = $nodes[$i][$class]['rght'];
}
$this->hr();
}
/**
* Enter description here...
*
*/
function initdb() {
$db =& ConnectionManager::getDataSource($this->dataSource);
$this->out("Initializing Database...\n");
$this->out("Creating access control objects table (acos)...\n");
$sql = " CREATE TABLE ".$db->fullTableName('acos')." (
".$db->name('id')." ".$db->column($db->columns['primary_key']).",
".$db->name('parent_id')." ".$db->column($db->columns['integer'])." default NULL,
".$db->name('model')." ".$db->column($db->columns['string'])." default '' NOT NULL,
".$db->name('foreign_key')." ".$db->column($db->columns['integer'])." default NULL,
".$db->name('alias')." ".$db->column($db->columns['string'])." default '' NOT NULL,
".$db->name('lft')." ".$db->column($db->columns['integer'])." default NULL,
".$db->name('rght')." ".$db->column($db->columns['integer'])." default NULL,
PRIMARY KEY (".$db->name('id').")
)";
if ($db->query($sql) === false) {
die("Error: " . $db->lastError() . "\n\n");
}
$this->out("Creating access request objects table (aros)...\n");
$sql2 = "CREATE TABLE ".$db->fullTableName('aros')." (
".$db->name('id')." ".$db->column($db->columns['primary_key']).",
".$db->name('parent_id')." ".$db->column($db->columns['integer'])." default NULL,
".$db->name('model')." ".$db->column($db->columns['string'])." default '' NOT NULL,
".$db->name('foreign_key')." ".$db->column($db->columns['integer'])." default NULL,
".$db->name('alias')." ".$db->column($db->columns['string'])." default '' NOT NULL,
".$db->name('lft')." ".$db->column($db->columns['integer'])." default NULL,
".$db->name('rght')." ".$db->column($db->columns['integer'])." default NULL,
PRIMARY KEY (".$db->name('id').")
)";
if ($db->query($sql2) === false) {
die("Error: " . $db->lastError() . "\n\n");
}
$this->out("Creating relationships table (aros_acos)...\n");
$sql3 = "CREATE TABLE ".$db->fullTableName('aros_acos')." (
".$db->name('id')." ".$db->column($db->columns['primary_key']).",
".$db->name('aro_id')." ".$db->column($db->columns['integer'])." default NULL,
".$db->name('aco_id')." ".$db->column($db->columns['integer'])." default NULL,
".$db->name('_create')." ".$db->column($db->columns['integer'])." default '0' NOT NULL,
".$db->name('_read')." ".$db->column($db->columns['integer'])." default '0' NOT NULL,
".$db->name('_update')." ".$db->column($db->columns['integer'])." default '0' NOT NULL,
".$db->name('_delete')." ".$db->column($db->columns['integer'])." default '0' NOT NULL,
PRIMARY KEY (".$db->name('id').")
)";
if ($db->query($sql3) === false) {
die("Error: " . $db->lastError() . "\n\n");
}
$this->out("\nDone.\n");
}
/**
* Enter description here...
*
*/
function help() {
$head = "Usage: cake acl <command> <arg1> <arg2>...\n";
$head .= "-----------------------------------------------\n";
$head .= "Commands:\n\n";
$commands = array(
'create' => "\tcreate aro|aco <parent> <node>\n" .
"\t\tCreates a new ACL object <node> under the parent specified by <parent>, an id/alias.\n" .
"\t\tThe <parent> and <node> references can be in one of the following formats:\n" .
"\t\t\t- <model>.<id> - The node will be bound to a specific record of the given model\n" .
"\t\t\t- <alias> - The node will be given a string alias (or path, in the case of <parent>),\n" .
"\t\t\t i.e. 'John'. When used with <parent>, this takes the form of an alias path,\n" .
"\t\t\t i.e. <group>/<subgroup>/<parent>.\n" .
"\t\tTo add a node at the root level, enter 'root' or '/' as the <parent> parameter.",
'delete' => "\tdelete aro|aco <node>\n" .
"\t\tDeletes the ACL object with the given <node> reference (see 'create' for info on node references).\n",
'setparent' => "\tsetParent aro|aco <node> <parent>\n" .
"\t\tMoves the ACL object specified by <node> beneath the parent ACL object specified by <parent>.\n",
'getpath' => "\tgetPath aro|aco <node>\n" .
"\t\tReturns the path to the ACL object specified by <node>. This command is\n" .
"\t\tis useful in determining the inhertiance of permissions for a certain\n" .
"\t\tobject in the tree.\n",
'grant' => "\tgrant <aro_id> <aco_id> [<aco_action>]\n" .
"\t\tUse this command to grant ACL permissions. Once executed, the ARO\n" .
"\t\tspecified (and its children, if any) will have ALLOW access to the\n" .
"\t\tspecified ACO action (and the ACO's children, if any).\n",
'deny' => "\tdeny <aro_id> <aco_id> [<aco_action>]\n" .
"\t\tUse this command to deny ACL permissions. Once executed, the ARO\n" .
"\t\tspecified (and its children, if any) will have DENY access to the\n" .
"\t\tspecified ACO action (and the ACO's children, if any).\n",
'inherit' => "\tinherit <aro_id> <aco_id> [<aco_action>]\n" .
"\t\tUse this command to force a child ARO object to inherit its\n" .
"\t\tpermissions settings from its parent.\n",
'view' => "\tview aro|aco [<node>]\n" .
"\t\tThe view command will return the ARO or ACO tree. The optional\n" .
"\t\tid/alias parameter allows you to return only a portion of the requested\n" .
"\t\ttree.\n",
'initdb' => "\tinitdb\n".
"\t\tUse this command to create the database tables needed to use DB ACL.\n",
'help' => "\thelp [<command>]\n" .
"\t\tDisplays this help message, or a message on a specific command.\n"
);
$this->out($head);
if (!isset($this->args[1])) {
foreach ($commands as $cmd) {
$this->out("{$cmd}\n\n");
}
} elseif (isset($commands[low($this->args[1])])) {
$this->out($commands[low($this->args[1])] . "\n\n");
} else {
$this->out("Command '" . $this->args[1] . "' not found");
}
}
/**
* Enter description here...
*
*/
function checkNodeType() {
if(!isset($this->args[0])) {
return false;
}
if ($this->args[0] != 'aco' && $this->args[0] != 'aro') {
$this->error("Missing/Unknown node type: '".$this->args[1]."'", 'Please specify which ACL object type you wish to create.');
}
}
/**
* Enter description here...
*
* @param unknown_type $type
* @param unknown_type $id
* @return unknown
*/
function nodeExists($type, $id) {
//$this->out("Check to see if $type with ID = $id exists...\n");
extract($this->__dataVars($type));
$conditions = $this->Acl->{$class}->_resolveID($id);
$possibility = $this->Acl->{$class}->findAll($conditions);
return $possibility;
}
/**
* Enter description here...
*
* @param unknown_type $type
* @return unknown
*/
function __dataVars($type = null) {
if ($type == null) {
$type = $this->args[0];
}
$vars = array();
$class = ucwords($type);
$vars['secondary_id'] = ($class == 'aro' ? 'foreign_key' : 'object_id');
$vars['data_name'] = $type;
$vars['table_name'] = $type . 's';
$vars['class'] = $class;
return $vars;
}
}
?>
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