php中实现简单的ACL 完结篇

2019-04-08 23:59:46王冬梅

public $tbRoles = 'aclroles';
public $tbRefResourcesRoles = 'ref_aclresources_aclroles';
public $tbRefUsersRoles = 'ref_users_aclroles';

/**
* 格式化 资源的访问权限并返回
*
* @return int
*/
static function formatAccessValue($access){
static $arr = array(self::NOBODY,self::EVERYONE,self::HAS_ROLE,self::NO_ROLE,self::ALLOCATE_ROLES);
return in_array($access,$arr) ? $access : self::NOBODY;
}

/**
* 创建资源,返回资源记录主键
*
* @param string $rsid
* @param int $access
* @param string $desc
*
* @return int
*/
function createResource($rsid,$access,$desc){
if (empty($rsid)) return false;

$resource = array(
'rsid' => $rsid,
'access' => self::formatAccessValue($access),
'desc' => $desc,
'created_at' => CURRENT_TIMESTAMP
);

return SingleTableCRUD::insert($this->tbResources,$resource);
}

/**
* 修改资源,返回成功状态
*
* @param array $resource
* @return int
*/
function updateResource(array $resource){
if (!isset($resource['rsid'])) return false;

$resource['updated_at'] = CURRENT_TIMESTAMP;

return SingleTableCRUD::update($this->tbResources,$resource,'rsid');
}

/**
* 删除资源
*
* @param string $rsid
* @return int
*/
function deleteResource($rsid){
if (empty($rsid)) return false;
return SingleTableCRUD::delete($this->tbResources,array('rsid'=>$rsid));
}

/**
* 创建角色,返回角色记录主键
*
* @param string $rolename
* @param string $desc
*
* @return int
*/
function createRole($rolename,$desc){
if (empty($rolename)) return false;

$role = array(
'rolename' => $rolename,
'desc' => $desc,
'created_at' => CURRENT_TIMESTAMP
);

return SingleTableCRUD::insert($this->tbRoles,$role);
}

/**
* 修改角色,返回成功状态
*
* @param array $role
* @return int
*/
function updateRole(array $role){
if (!isset($role['id'])) return false;

if (isset($role['rolename'])) unset($role['rolename']);
$role['updated_at'] = CURRENT_TIMESTAMP;

return SingleTableCRUD::update($this->tbRoles,$role,'id');
}

/**
* 删除角色
*
* @param int $role_id
* @return int
*/
function deleteRole($role_id){
if (empty($role_id)) return false;
return SingleTableCRUD::delete($this->tbRoles,array('role_id'=>(int) $role_id));
}

/**
* 为资源指定角色,每次均先全部移除表中相关记录再插入
*
* @param int $rsid
* @param mixed $roleIds
* @param boolean $setNull 当角色id不存在时,是否将资源从关联表中清空
*/
function allocateRolesForResource($rsid,$roleIds,$setNull=false,$defaultAccess=-1){
if (empty($rsid)) return false;

$roleIds = normalize($roleIds,',');
if (empty($roleIds)){
if ($setNull){
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