yakka/library/YakkaPermitableObject.php

<?php

require_once("YakkaSerializableObject.php");

class YakkaPermitableObject extends YakkaSerializableObject {
        var $permissionStorage;

        function YakkaPermitableObject($id) {
                $$singleton = YAKKA_GLOBAL_SINGLETON;
                global $singleton;
                $this->permissionStorage = &$singleton->permissionStorage;

                $this->YakkaSerializableObject($id);
        }

        function allows($user, $privilege) {
                if ($this->hasUserGrants($user, $privilege))
                        return true;
                else
                        return ($this->hasRoleGrants($user, $privilege) && !$this->hasRevokes($user, $privilege));
        }

        function hasRoleGrants($user, $privilege) {
                if ($roles = $user->getRoles()) {
                        while (list(,$role) = each($roles)) {
                                if ($this->permissionStorage->hasGrantPrivilege($privilege, "?", $this->getType(), $role->getId(), $role->getType()) || $this->permissionStorage->hasGrantPrivilege($privilege, $this->getId(), $this->getType(), $role->getId(), $role->getType()))
                                        return true;
                        }
                }

                return false;
        }

        function hasUserGrants($user, $privilege) {
                return ($this->permissionStorage->hasGrantPrivilege($privilege, "?", $this->getType(), $user->getId(), $user->getType())) || $this->permissionStorage->hasGrantPrivilege($privilege, $this->getId(), $this->getType(), $user->getId(), $user->getType());
        }

        function hasRevokes($user, $privilege) {
                if ($roles = $user->getRoles()) {
                        while (list(,$role) = each($roles)) {
                                if ($this->permissionStorage->hasRevokePrivilege($privilege, $this->getId(), $this->getType(), $role->getId(), $role->getType()))
                                        return true;
                        }
                }

                return $this->permissionStorage->hasRevokePrivilege($privilege, $this->getId(), $this->getType(), $user->getId(), $user->getType());
        }

        function grant($user, $privilege) {
                return $this->permissionStorage->setGrantPrivilege($privilege, $this->getId(), $this->getType(), $user->getId(), $user->getType());
        }

        function copyGrantsOf($source) {
                $this->permissionStorage->copyGrantPrivileges($source, $this->getType(), $this->getId(), $this->getType());
        }

        function copyRevokesOf($source) {
                //$this->permissionStorage->copyRevokePrivileges($source, $this->getType(), $this->getId(), $this->getType());
        }
}

?>
1	<?php
2
3	require_once("YakkaSerializableObject.php");
4
5	class YakkaPermitableObject extends YakkaSerializableObject {
6	var $permissionStorage;
7
8	function YakkaPermitableObject($id) {
9	$$singleton = YAKKA_GLOBAL_SINGLETON;
10	global $singleton;
11	$this->permissionStorage = &$singleton->permissionStorage;
12
13	$this->YakkaSerializableObject($id);
14	}
15
16	function allows($user, $privilege) {
17	if ($this->hasUserGrants($user, $privilege))
18	return true;
19	else
20	return ($this->hasRoleGrants($user, $privilege) && !$this->hasRevokes($user, $privilege));
21	}
22
23	function hasRoleGrants($user, $privilege) {
24	if ($roles = $user->getRoles()) {
25	while (list(,$role) = each($roles)) {
26	if ($this->permissionStorage->hasGrantPrivilege($privilege, "?", $this->getType(), $role->getId(), $role->getType()) \|\| $this->permissionStorage->hasGrantPrivilege($privilege, $this->getId(), $this->getType(), $role->getId(), $role->getType()))
27	return true;
28	}
29	}
30
31	return false;
32	}
33
34	function hasUserGrants($user, $privilege) {
35	return ($this->permissionStorage->hasGrantPrivilege($privilege, "?", $this->getType(), $user->getId(), $user->getType())) \|\| $this->permissionStorage->hasGrantPrivilege($privilege, $this->getId(), $this->getType(), $user->getId(), $user->getType());
36	}
37
38	function hasRevokes($user, $privilege) {
39	if ($roles = $user->getRoles()) {
40	while (list(,$role) = each($roles)) {
41	if ($this->permissionStorage->hasRevokePrivilege($privilege, $this->getId(), $this->getType(), $role->getId(), $role->getType()))
42	return true;
43	}
44	}
45
46	return $this->permissionStorage->hasRevokePrivilege($privilege, $this->getId(), $this->getType(), $user->getId(), $user->getType());
47	}
48
49	function grant($user, $privilege) {
50	return $this->permissionStorage->setGrantPrivilege($privilege, $this->getId(), $this->getType(), $user->getId(), $user->getType());
51	}
52
53	function copyGrantsOf($source) {
54	$this->permissionStorage->copyGrantPrivileges($source, $this->getType(), $this->getId(), $this->getType());
55	}
56
57	function copyRevokesOf($source) {
58	//$this->permissionStorage->copyRevokePrivileges($source, $this->getType(), $this->getId(), $this->getType());
59	}
60	}
61
62	?>
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