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Introduction To Bare_Acl

Sudheer SatyanarayanaBinary Vibes Information Technologies Pvt. Ltd.

http://projects.binaryvibes.co.in/projects/show/barehttp://binaryvibes.co.inhttp://techchorus.net

http://binaryvibes.co.in/http://techchorus.net/http://techchorus.net/http://binaryvibes.co.in/

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What Is Bare?

Bare bones framework written byBangaloreans

Written to fill the gap created by libraries andframeworks

Keeping simplicity in mind

Currently has one component - Bare_Acl

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What Is Acl?

Access Control List

Who gets what?

RBAC Role Based Access Control

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Downloading Bare_Acl

http://binaryvibes.co.in/downloads/

Tar and Zip archives available

http://binaryvibes.co.in/downloads/http://binaryvibes.co.in/downloads/

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Using Bare_Acl

Manually using require_once

Autoloading plays well with Zend Frameworkand other popular PHP auto loaders

Roll your own autoloader

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Acl Example - Privileges

Create articles

Publish articles Edit articles

Delete articles

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Acl Example - Roles

editor

reporter

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Acl Example - Rules

Reporter can create and publish articles

Editor can create, publish, edit and deletearticles

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Acl Example Building Acl

$acl = new Bare_Acl;

$acl->addPrivilege('create articles');$acl->addPrivilege('publish articles');$acl->addPrivilege('edit articles');$acl->addPrivilege('delete articles');

$acl->addRole('reporter');$acl->addRole('editor');

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Acl Example Building Acl

$acl->allow('reporter', 'create articles');$acl->allow('reporter', 'publish articles');

$acl->allow('editor', 'create articles');$acl->allow('editor', 'publish articles');$acl->allow('editor', 'edit articles');

$acl->allow('editor', 'delete articles');

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Acl Example Querying Acl

if ($acl->isAllowed(array('reporter'), 'create articles')) {echo PHP_EOL . " Reporter is allowed to createarticles";}

if ($acl->isAllowed(array('reporter'), 'edit articles')) {

echo PHP_EOL . " Reporter is allowed to edit articles";} else {

echo PHP_EOL . " Reporter is NOT allowed to editarticles";}

Reporter is allowed to create articlesReporter is NOT allowed to edit articles

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Acl Assertions

Assert = affirm, declare with assurance

New Rules Edit own articles

Edit all articles

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Acl Assertions Creating TheAssertion Object

class ownArticleAssertion implementsBare_Acl_AssertInterface{

public function assert(Bare_Acl $acl){//Write code here to test if the user

has access to edit this article

return true;}

}

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Acl Assertions Querying The Acl

$assertion = new ownArticleAssertion;if ($acl->isAllowed('reporter', null, $assertion)) {

echo PHP_EOL . "Reporter has access to edit thearticle";

} else {echo PHP_EOL . "Reporter does NOT have access toedit the article";}

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Contributions Are Welcome

Liberal new BSD license

CLA required

Other components are welcome

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Thank You