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87 lines
1.5 KiB
87 lines
1.5 KiB
<?php
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class LtRbac {
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public $configHandle;
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protected $acl;
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public function __construct()
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{
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if (! $this->configHandle instanceof LtConfig)
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{
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if (class_exists("LtObjectUtil", false))
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{
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$this->configHandle = LtObjectUtil::singleton("LtConfig");
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}
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else
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{
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$this->configHandle = new LtConfig;
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}
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}
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}
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public function init()
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{
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$this->acl = $this->configHandle->get('rbac.acl');
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}
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public function checkAcl($roles, $resource)
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{
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$allow = false;
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// deny priority
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foreach (array("allow", "deny") as $operation)
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{
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foreach($roles as $role)
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{
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if (isset($this->acl[$operation][$role]))
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{
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// everyone *
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if (in_array($resource, $this->acl[$operation]['*']))
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{
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$allow = "allow" == $operation ? true : false;
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break;
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}
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if (in_array($resource, $this->acl[$operation][$role]))
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{
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$allow = "allow" == $operation ? true : false;
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break;
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}
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else
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{
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$res = explode('/', trim($resource, '/'));
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for ($i = count($res)-1; $i >= 0; $i--)
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{
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$res[$i] = '*';
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$tmp = implode('/', $res);
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if (in_array($tmp, $this->acl[$operation][$role]))
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{
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$allow = "allow" == $operation ? true : false;
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break;
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}
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unset($res[$i]);
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}
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}
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}
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}
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}
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return $allow;
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}
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/*
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private function __set($p,$v)
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{
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$this->$p = $v;
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}
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private function __get($p)
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{
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if(isset($this->$p))
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{
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return($this->$p);
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}
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else
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{
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return(NULL);
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}
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}
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*/
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}
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