122 lines
3.4 KiB
PHP
122 lines
3.4 KiB
PHP
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<?php
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/**
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* Principals Collection
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*
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* This is a helper class that easily allows you to create a collection that
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* has a childnode for every principal.
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*
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* To use this class, simply implement the getChildForPrincipal method.
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*
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* @package Sabre
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* @subpackage DAVACL
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* @copyright Copyright (C) 2007-2011 Rooftop Solutions. All rights reserved.
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* @author Evert Pot (http://www.rooftopsolutions.nl/)
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* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
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*/
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abstract class Sabre_DAVACL_AbstractPrincipalCollection extends Sabre_DAV_Collection {
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/**
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* Node or 'directory' name.
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*
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* @var string
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*/
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protected $path;
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/**
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* Principal backend
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*
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* @var Sabre_DAVACL_IPrincipalBackend
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*/
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protected $principalBackend;
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/**
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* If this value is set to true, it effectively disables listing of users
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* it still allows user to find other users if they have an exact url.
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*
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* @var bool
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*/
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public $disableListing = false;
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/**
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* Creates the object
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*
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* This object must be passed the principal backend. This object will
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* filter all principals from a specfied prefix ($principalPrefix). The
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* default is 'principals', if your principals are stored in a different
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* collection, override $principalPrefix
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*
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*
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* @param Sabre_DAVACL_IPrincipalBackend $principalBackend
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* @param string $principalPrefix
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* @param string $nodeName
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*/
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public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend, $principalPrefix = 'principals') {
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$this->principalPrefix = $principalPrefix;
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$this->principalBackend = $principalBackend;
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}
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/**
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* This method returns a node for a principal.
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*
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* The passed array contains principal information, and is guaranteed to
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* at least contain a uri item. Other properties may or may not be
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* supplied by the authentication backend.
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*
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* @param array $principalInfo
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* @return Sabre_DAVACL_IPrincipal
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*/
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abstract function getChildForPrincipal(array $principalInfo);
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/**
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* Returns the name of this collection.
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*
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* @return string
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*/
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public function getName() {
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list(,$name) = Sabre_DAV_URLUtil::splitPath($this->principalPrefix);
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return $name;
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}
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/**
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* Return the list of users
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*
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* @return void
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*/
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public function getChildren() {
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if ($this->disableListing)
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throw new Sabre_DAV_Exception_MethodNotAllowed('Listing members of this collection is disabled');
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$children = array();
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foreach($this->principalBackend->getPrincipalsByPrefix($this->principalPrefix) as $principalInfo) {
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$children[] = $this->getChildForPrincipal($principalInfo);
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}
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return $children;
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}
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/**
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* Returns a child object, by its name.
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*
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* @param string $name
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* @throws Sabre_DAV_Exception_FileNotFound
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* @return Sabre_DAV_IPrincipal
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*/
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public function getChild($name) {
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$principalInfo = $this->principalBackend->getPrincipalByPath($this->principalPrefix . '/' . $name);
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if (!$principalInfo) throw new Sabre_DAV_Exception_FileNotFound('Principal with name ' . $name . ' not found');
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return $this->getChildForPrincipal($principalInfo);
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}
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}
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